/* roulang page: index */
:root {
            --paper: #F7F4EF;
            --card: #FFFFFF;
            --midnight: #141824;
            --night-2: #1D2534;
            --sport: #F04F1A;
            --amber: #FF9D2E;
            --teal: #17C3A6;
            --lime: #DCF038;
            --ink: #1B2128;
            --sub-ink: #647084;
            --line: #E9E1D8;
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-btn: 10px;
            --shadow-card: 0 1px 2px rgba(0,0,0,.04), 0 12px 30px rgba(0,0,0,.06);
            --shadow-hover: 0 2px 4px rgba(0,0,0,.06), 0 16px 36px rgba(0,0,0,.1);
            --grad-main: linear-gradient(135deg, #F04F1A 0%, #FF9D2E 100%);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            background: var(--paper);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        input,
        textarea,
        select {
            font-family: inherit;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (min-width: 768px) {
            .container {
                padding: 0 32px;
            }
        }

        .section {
            padding: 72px 0;
        }

        .section-sm {
            padding: 48px 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            line-height: 1.2;
            transition: all .3s ease;
            min-height: 48px;
            min-width: 44px;
            border: none;
            outline: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, #F04F1A 0%, #FF9D2E 100%);
            color: #fff;
            box-shadow: 0 6px 16px rgba(240, 79, 26, .25);
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(240, 79, 26, .32);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline {
            background: transparent;
            color: #d6cbbc;
            border: 1px solid rgba(255, 255, 255, .3);
            backdrop-filter: blur(4px);
        }

        .btn-outline:hover {
            border-color: var(--amber);
            color: var(--amber);
            background: rgba(255, 157, 46, .1);
            transform: translateY(-2px);
        }

        .btn-ghost {
            background: #fff;
            color: var(--ink);
            border: 1px solid var(--line);
        }

        .btn-ghost:hover {
            border-color: var(--sport);
            color: var(--sport);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        .text-gradient {
            background: linear-gradient(120deg, #FF9D2E, #F04F1A);
            background-clip: text;
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .eyeboard-num {
            font-family: 'Roboto Condensed', sans-serif;
            font-weight: 700;
            letter-spacing: .01em;
            line-height: 1;
        }

        .badge {
            display: inline-block;
            padding: 5px 16px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
            letter-spacing: .02em;
        }

        .dot-live {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #17C3A6;
            box-shadow: 0 0 0 0 rgba(23, 195, 166, .6);
            animation: pulse-dot 2s infinite;
            margin-right: 6px;
        }

        @keyframes pulse-dot {
            0% {
                box-shadow: 0 0 0 0 rgba(23, 195, 166, .5);
            }
            70% {
                box-shadow: 0 0 0 8px rgba(23, 195, 166, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(23, 195, 166, 0);
            }
        }

        /* 导航 */
        .top-liner {
            background: #141824;
            color: rgba(255, 255, 255, .8);
            font-size: 12px;
            height: 38px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .top-liner a {
            color: #cbd5e1;
            transition: color .3s;
        }

        .top-liner a:hover {
            color: #fff;
        }

        .site-nav {
            background: rgba(255, 255, 255, .95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(233, 225, 216, .8);
            position: sticky;
            top: 0;
            z-index: 99;
            transition: box-shadow .3s ease;
        }

        .site-nav.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, .06);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 24px;
        }

        .brand-logo {
            font-size: 24px;
            font-weight: 800;
            color: #141824;
            letter-spacing: -.01em;
            white-space: nowrap;
            line-height: 1.2;
        }

        .brand-logo::first-letter {
            text-transform: uppercase;
        }

        .nav-menu-desktop {
            display: none;
            align-items: center;
            gap: 6px;
        }

        .nav-link {
            display: block;
            padding: 10px 16px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 500;
            color: #141824;
            transition: all .25s ease;
            position: relative;
        }

        .nav-link:hover {
            background: rgba(255, 157, 46, .1);
            color: #F04F1A;
        }

        .nav-link.active {
            color: #F04F1A;
            background: rgba(255, 157, 46, .12);
            font-weight: 600;
        }

        .nav-cta {
            display: none;
            align-items: center;
            gap: 12px;
        }

        .nav-cta .btn {
            padding: 10px 20px;
            font-size: 14px;
            min-height: 42px;
        }

        .menu-btn {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--paper);
            border: 1px solid var(--line);
        }

        .menu-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: #141824;
            border-radius: 2px;
            transition: all .3s;
        }

        .menu-btn span + span {
            margin-top: 5px;
        }

        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--line);
            padding: 16px 24px 24px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, .08);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-links {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-links .nav-link {
            padding: 13px 12px;
            border-radius: 8px;
        }

        .mobile-menu-cta {
            margin-top: 16px;
            display: flex;
            gap: 12px;
        }

        .mobile-menu-cta .btn {
            flex: 1;
            font-size: 14px;
        }

        /* 首页 hero */
        .hero-area {
            background: linear-gradient(137deg, #101319 0%, #141824 58%, #1a2433 100%);
            min-height: calc(100vh - 70px);
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            color: #fff;
        }

        .hero-area::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') no-repeat center;
            background-size: cover;
            opacity: .2;
            z-index: 0;
        }

        .hero-area::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(20, 24, 36, .4), rgba(20, 24, 36, .9)), 
                        linear-gradient(to right, rgba(0, 0, 0, .5), transparent 60%);
            z-index: 1;
        }

        .hero-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            padding: 48px 0 72px;
        }

        .hero-kick {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .hero-kick .line {
            width: 32px;
            height: 2px;
            background: var(--sport);
            display: inline-block;
        }

        .hero-kick .text-cut {
            font-size: 14px;
            letter-spacing: .06em;
            color: rgba(255, 255, 255, .78);
        }

        .hero-title {
            font-size: 40px;
            line-height: 1.22;
            font-weight: 800;
            letter-spacing: -.02em;
            margin-bottom: 20px;
        }

        .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, .8);
            line-height: 1.8;
            max-width: 520px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .hero-trust-list {
            margin-top: 34px;
            display: flex;
            flex-wrap: wrap;
            gap: 34px;
        }

        .trust-col {
            display: flex;
            flex-direction: column;
        }

        .trust-num {
            font-size: 32px;
            font-weight: 700;
        }

        .trust-label {
            font-size: 12px;
            color: rgba(255, 255, 255, .55);
            letter-spacing: .03em;
            margin-top: 2px;
            line-height: 1.3;
        }

        .hero-panel-viz {
            background: transparent;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .arena-card {
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .1);
            backdrop-filter: blur(6px);
            border-radius: 20px;
            padding: 32px 28px;
            width: 100%;
            max-width: 480px;
        }

        .arena-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
            padding-bottom: 14px;
            margin-bottom: 20px;
        }

        .arena-top span:first-child {
            font-size: 14px;
            font-weight: 600;
            letter-spacing: .02em;
        }

        .arena-market-strip {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, .1);
        }

        .arena-market-strip span {
            font-size: 14px;
            color: rgba(255, 255, 255, .85);
        }

        .numbers-row {
            display: flex;
            gap: 10px;
            margin-top: 8px;
        }

        .virtual-rank {
            display: inline-flex;
            flex-direction: column;
            background: rgba(255, 255, 255, .08);
            border-radius: 10px;
            padding: 8px 14px;
            min-width: 74px;
        }

        .virtual-rank .big {
            font-size: 29px;
            font-weight: 700;
        }

        .virtual-rank .cap {
            font-size: 10px;
            letter-spacing: .08em;
            opacity: .7;
            text-transform: uppercase;
        }

        .virtual-rank.warm {
            background: rgba(255, 157, 46, .18);
            border: 1px solid rgba(255, 157, 46, .2);
        }

        .virtual-rank.live {
            background: rgba(23, 195, 166, .16);
            border: 1px solid rgba(23, 195, 166, .15);
        }

        .live-marquee-block {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* 优惠阶梯 */
        .steps-board {
            background: var(--paper);
        }

        .section-head {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 36px;
        }

        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.4;
            letter-spacing: -.01em;
        }

        .section-head .section-head-sub {
            color: var(--sub-ink);
            font-size: 15px;
            margin-top: 4px;
        }

        .step-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 22px;
            position: relative;
        }

        .step-card {
            border-radius: var(--radius-lg);
            padding: 34px 28px 28px;
            transition: transform .35s ease, box-shadow .35s ease;
            position: relative;
            background: #fff;
            box-shadow: var(--shadow-card);
        }

        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .step-card.level-1 {
            border: 1px solid rgba(233, 225, 216, .5);
            background: #FFFFFF;
        }

        .step-card.level-2 {
            background: linear-gradient(160deg, #fff6e8, #ffedce);
            border: 1px solid rgba(255, 157, 46, .24);
        }

        .step-card.level-3 {
            background: #1D2534;
            color: #fff;
            border: none;
        }

        .step-card.level-3 .mini-label {
            color: rgba(255, 255, 255, .7);
        }

        .step-card .step-no {
            font-family: 'Roboto Condensed', sans-serif;
            font-size: 42px;
            font-weight: 700;
            line-height: 1;
            color: #D8DCE3;
            margin-bottom: 12px;
        }

        .step-card.level-2 .step-no {
            color: #F0B86E;
        }

        .step-card.level-3 .step-no {
            color: rgba(255, 255, 255, .3);
        }

        .step-card h3 {
            font-size: 21px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .step-card .mini-label {
            font-size: 13px;
            color: var(--sub-ink);
            margin-bottom: 18px;
        }

        .step-list {
            list-style: none;
            margin-bottom: 24px;
        }

        .step-list li {
            padding-left: 24px;
            position: relative;
            font-size: 14px;
            margin-bottom: 10px;
            color: inherit;
        }

        .step-list li::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--sport);
            position: absolute;
            left: 4px;
            top: 9px;
        }

        .step-card.level-2 .step-list li::before {
            background: #ff8a3c;
        }

        .step-card.level-3 .step-list li::before {
            background: var(--lime);
        }

        .step-card .cta {
            margin-top: auto;
            display: inline-block;
        }

        .level-tag {
            position: absolute;
            top: 22px;
            right: 22px;
            font-size: 12px;
            background: rgba(255, 255, 255, .4);
            padding: 4px 12px;
            border-radius: 30px;
            font-weight: 600;
        }

        .level-3 .level-tag {
            background: rgba(255, 255, 255, .1);
            color: rgba(255, 255, 255, .9);
        }

        /* 套餐对比 */
        .compare-wrap {
            background: #fff;
            border-radius: 22px;
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .compare-table {
            width: 100%;
            min-width: 760px;
            border-collapse: collapse;
        }

        .compare-table th,
        .compare-table td {
            padding: 18px 24px;
            text-align: left;
            border-bottom: 1px dashed rgba(233, 225, 216, .8);
            font-size: 14px;
        }

        .compare-table th {
            background: #faf7f3;
            font-weight: 600;
            font-size: 14px;
            color: rgba(20, 24, 36, .75);
        }

        .compare-table th .bonus-tag {
            background: linear-gradient(90deg, #F04F1A, #FF9D2E);
            color: #fff;
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 30px;
            margin-left: 6px;
            vertical-align: 2px;
            letter-spacing: .02em;
        }

        .compare-table .feature-name {
            font-weight: 500;
            color: var(--ink);
        }

        .compare-row-select th {
            border-top: 2px solid var(--paper);
            text-align: center;
            padding: 22px 24px 10px;
        }

        .compare-row-select td {
            padding-top: 6px;
            padding-bottom: 28px;
            text-align: center;
            border-bottom: none;
        }

        .table-responsive.caption-note {
            padding: 14px 24px;
            font-size: 12px;
            color: var(--sub-ink);
            background: #ffffff;
            border-top: 1px solid var(--line);
        }

        .feature-brand {
            text-align: left;
        }

        .check-badge {
            color: var(--teal);
            font-weight: 700;
            font-size: 18px;
            line-height: 1;
        }

        .plus-badge {
            color: var(--sport);
            font-weight: 700;
        }

        .neutral-badge {
            color: #C1C9D4;
            font-weight: 700;
            font-size: 16px;
        }

        /* 最新信息 */
        .news-section {
            background: var(--paper);
        }

        .news-card {
            background: #fff;
            border-radius: 18px;
            padding: 20px 24px;
            margin-bottom: 14px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, .03);
            border: 1px solid rgba(233, 225, 216, .5);
            transition: all .3s ease;
        }

        .news-card:hover {
            border-color: rgba(240, 79, 26, .3);
            box-shadow: var(--shadow-card);
            transform: translateX(4px);
        }

        .news-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            font-size: 12px;
            color: var(--sub-ink);
        }

        .news-meta .tag-chip {
            background: rgba(240, 79, 26, .08);
            color: #d94614;
            border-radius: 30px;
            padding: 2px 12px;
            font-size: 12px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
        }

        .news-meta .tag-chip.teal {
            background: rgba(23, 195, 166, .1);
            color: #0b9581;
        }

        .news-meta .tag-chip.indigo {
            background: rgba(99, 102, 241, .1);
            color: #4f46e5;
        }

        .news-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.6;
        }

        .news-title a {
            transition: color .2s;
        }

        .news-title a:hover {
            color: var(--sport);
        }

        .news-excerpt {
            font-size: 14px;
            color: var(--sub-ink);
            line-height: 1.7;
        }

        .right-arrow-push {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .empty-news {
            background: #fff;
            border-radius: 16px;
            text-align: center;
            padding: 50px 30px;
            box-shadow: var(--shadow-card);
        }

        /* 限时入口 */
        .flash-dark {
            background: linear-gradient(120deg, #1a202c 0%, #262a35 55%, #232530 100%);
            position: relative;
            overflow: hidden;
        }

        .flash-dark::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') no-repeat center;
            background-size: cover;
            opacity: .1;
        }

        .flash-wrap {
            display: grid;
            grid-template-columns: 1fr;
            position: relative;
            z-index: 2;
            gap: 36px;
            align-items: center;
        }

        .counter-block {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .count-col-num {
            background: rgba(255, 255, 255, .09);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 14px;
            min-width: 82px;
            text-align: center;
            padding: 16px 8px;
        }

        .count-col-num .num {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }

        .count-col-num .lab {
            font-size: 11px;
            margin-top: 6px;
            color: rgba(255, 255, 255, .6);
            letter-spacing: .1em;
        }

        /* 资讯表单 */
        .form-side {
            background: #fff;
            border-radius: 20px;
            border: 1px solid var(--line);
            padding: 32px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, .06);
        }

        .field-block {
            margin-bottom: 16px;
        }

        .field-block label {
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 6px;
            display: block;
        }

        .field-block input,
        .field-block select,
        .field-block textarea {
            width: 100%;
            border: 1px solid #ddd6cc;
            border-radius: 10px;
            padding: 13px 16px;
            font-size: 14px;
            background: #fff;
            transition: border-color .2s, box-shadow .2s;
            outline: none;
        }

        .field-block input:focus,
        .field-block select:focus,
        .field-block textarea:focus {
            border-color: var(--sport);
            box-shadow: 0 0 0 3px rgba(240, 79, 26, .1);
        }

        .field-block textarea {
            resize: vertical;
            min-height: 100px;
        }

        .info-feature {
            display: flex;
            gap: 24px;
            margin-top: 28px;
            flex-wrap: wrap;
        }

        .info-feature .feat-item {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .feat-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: rgba(240, 79, 26, .1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--sport);
            font-size: 20px;
            flex-shrink: 0;
        }

        /* FAQ */
        .faq-box {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--line);
            padding: 8px 0;
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            padding: 20px 4px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            transition: color .2s;
        }

        .faq-question .icon {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            border: 1px solid #D6CBBc;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: background .3s, color .3s, transform .3s;
            font-size: 18px;
        }

        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
            background: var(--sport);
            border-color: var(--sport);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }

        .faq-answer p {
            padding: 0 50px 22px 4px;
            font-size: 14px;
            color: var(--sub-ink);
            line-height: 1.9;
        }

        /* footer */
        .main-footer {
            background: #12161f;
            color: rgba(255, 255, 255, .8);
        }

        .footer-top {
            padding: 60px 0 36px;
            display: grid;
            gap: 36px;
            grid-template-columns: 1fr;
        }

        .footer-brand-container .brand-name {
            font-size: 23px;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: 12px;
        }

        .footer-brand-container p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .68);
            max-width: 340px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
            color: #fff;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .65);
            transition: color .25s;
        }

        .footer-links a:hover {
            color: var(--amber);
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
        }

        .footer-contact span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        /* 响应式 */
        @media (max-width: 1270px) {
            .container {
                padding: 0 24px;
            }
        }

        @media (min-width: 1024px) {
            .nav-menu-desktop {
                display: flex;
            }
            .nav-cta {
                display: flex;
            }
            .menu-btn {
                display: none;
            }
            .hero-grid {
                grid-template-columns: 1.1fr .9fr;
                padding: 56px 0 80px;
            }
            .flash-wrap {
                grid-template-columns: 1.4fr .8fr;
            }
            .footer-top {
                grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            }
            .hero-title {
                font-size: 50px;
            }
        }

        @media (max-width: 1023px) {
            .hero-area {
                min-height: auto;
            }
            .hero-title {
                font-size: 38px;
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: 48px 0;
            }
            .news-card {
                flex-direction: column;
            }
            .section-head h2 {
                font-size: 22px;
            }
            .hero-title {
                font-size: 30px;
            }
            .form-side {
                padding: 24px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .top-liner .hide-mobile {
                display: none;
            }
            .step-card {
                padding: 28px 20px 22px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .brand-logo {
                font-size: 18px;
            }
            .footer-top {
                grid-template-columns: 1fr;
            }
        }

        .note-text {
            font-size: 12px;
            color: var(--sub-ink);
            margin-top: 8px;
        }

        .pointer-events-none {
            pointer-events: none;
        }

/* roulang page: article */
:root{
        --paper:#F7F4EF; --card:#FFFFFF; --ink:#141824; --ink2:#1D2534;
        --orange:#F04F1A; --amber:#FF9D2E; --teal:#17C3A6; --lime:#DCF038;
        --text:#1B2128; --text2:#647084; --line:#E9E1D8;
        --r-lg:22px; --r-md:14px; --r-sm:10px;
        --shadow-1:0 1px 2px rgba(0,0,0,.04),0 12px 30px rgba(0,0,0,.06);
        --shadow-2:0 2px 4px rgba(0,0,0,.05),0 16px 40px rgba(0,0,0,.10);
    }
    html{scroll-behavior:smooth}
    body{background:var(--paper);color:var(--text);font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
    *,*::before,*::after{box-sizing:border-box}
    img{max-width:100%;height:auto;display:block}
    a{color:inherit;text-decoration:none}
    .container{max-width:1240px;margin:0 auto;padding-left:16px;padding-right:16px}
    @media(max-width:768px){.container{padding-left:12px;padding-right:12px}}
    .site-nav{
        position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);
        border-bottom:1px solid rgba(0,0,0,.04);box-shadow:0 1px 0 rgba(0,0,0,.02);
    }
    .top-ribbon{background:var(--ink);font-size:13px}
    .nav-container{display:flex;align-items:center;justify-content:space-between;height:76px}
    .brand-logo{font-weight:900;font-size:20px;letter-spacing:.2px;color:var(--ink);white-space:nowrap}
    .brand-logo span{color:var(--orange)}
    .nav-menu-desktop{display:flex;align-items:center;gap:6px}
    .nav-menu-desktop .nav-link{position:relative;padding:10px 15px;font-size:15px;font-weight:600;color:var(--ink);border-radius:8px;transition:all .25s}
    .nav-menu-desktop .nav-link:hover{color:var(--orange);background:rgba(240,79,26,.05)}
    .nav-menu-desktop .nav-link.active{color:var(--orange)}
    .nav-menu-desktop .nav-link.active::after{content:'';position:absolute;bottom:4px;left:15px;right:15px;height:3px;background:var(--orange);border-radius:3px}
    .nav-cta{display:flex;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;border-radius:10px;padding:10px 20px;min-height:44px;transition:all .25s;white-space:nowrap;border:none;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--orange),var(--amber));color:#fff;box-shadow:0 4px 14px rgba(240,79,26,.25)}
    .btn-primary:hover{filter:brightness(1.05);transform:translateY(-2px)}
    .btn-primary:active{transform:translateY(0);box-shadow:0 2px 8px rgba(240,79,26,.2)}
    .btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
    .btn-ghost:hover{border-color:var(--orange);color:var(--orange)}
    .btn-amber-soft{background:#FFF7ED;color:var(--orange);border:1px solid #FED7B3}
    .btn-amber-soft:hover{background:var(--orange);color:#fff}
    .menu-btn{flex-direction:column;gap:5px;width:44px;height:44px;justify-content:center;align-items:center;background:transparent;border:none}
    .menu-btn span{width:22px;height:2px;background:var(--ink);border-radius:2px}
    .mobile-menu{display:none;box-shadow:0 10px 30px rgba(0,0,0,.12)}
    .mobile-menu.open{display:block}
    .mobile-menu .mobile-links{padding:16px;display:flex;flex-direction:column;gap:4px}
    .mobile-menu .nav-link{padding:12px;font-weight:600;border-radius:8px;color:var(--text)}
    .mobile-menu .nav-link:hover{background:#f5f0ea}
    .mobile-menu .nav-link.active{color:var(--orange)}
    .mobile-menu-cta{padding:4px 16px 20px;display:flex;gap:10px}
    @media(max-width:1100px){
        .nav-menu-desktop{display:none}
        .nav-cta{display:none}
        .menu-btn{display:inline-flex!important}
    }
    @media(min-width:1101px){.mobile-menu{display:none!important}.menu-btn{display:none!important}}

    /* 文章页 */
    .page-crumb{background:var(--ink);padding:14px 0;color:rgba(255,255,255,.7);font-size:13px}
    .page-crumb a{color:rgba(255,255,255,.9);transition:.2s}
    .page-crumb a:hover{color:var(--amber)}
    .article-head{background:var(--card);border-bottom:1px solid var(--line)}
    .article-title{font-size:clamp(28px,3.6vw,42px);font-weight:900;line-height:1.25;margin:20px 0 18px;color:var(--ink)}
    .article-meta{display:flex;flex-wrap:wrap;gap:14px;color:var(--text2);font-size:14px;align-items:center}
    .meta-item{display:flex;align-items:center;gap:5px}
    .meta-dot{width:4px;height:4px;background:var(--orange);border-radius:50%}
    .article-cover{border-radius:20px;overflow:hidden;max-height:340px;object-position:center}
    .content-body{max-width:780px;margin:0 auto;font-size:16px;line-height:1.9;color:var(--text)}
    .content-body p{margin-bottom:1.4em}
    .content-body h2{font-size:24px;font-weight:800;margin:2em 0 .8em;color:var(--ink);line-height:1.4}
    .content-body h3{font-size:19px;font-weight:700;margin:1.6em 0 .6em;color:var(--ink);line-height:1.4}
    .content-body img{border-radius:14px;margin:1.5em 0}
    .content-body blockquote{border-left:4px solid var(--orange);background:#FFF7F3;padding:14px 18px;border-radius:0 12px 12px 0;margin:1.6em 0;color:#4a4a4a}
    .content-body ul,.content-body ol{margin:0 0 1.4em;padding-left:1.4em}
    .content-body li{margin-bottom:.5em}
    .content-body a{color:var(--orange);border-bottom:1px solid rgba(240,79,26,.3)}
    .not-found-card{background:var(--card);border-radius:var(--r-lg);text-align:center;padding:80px 30px;box-shadow:var(--shadow-1);border:1px solid var(--line)}
    .not-found-card i{font-size:56px;margin-bottom:16px}
    .article-footer-links{max-width:780px;margin:0 auto;display:flex;gap:16px}
    @media(max-width:768px){.article-footer-links{flex-direction:column}}

    /* 全站通用 CTA */
    .cta-secondary{background:linear-gradient(135deg,var(--ink) 0%,#212B3D 100%);padding:52px;border-radius:24px;color:#fff;border:1px solid rgba(255,255,255,.08)}
    .cta-grid{display:flex;flex-direction:column;gap:40px}
    @media(min-width:768px){.cta-grid{flex-direction:row;align-items:center;justify-content:space-between}}
    .cta-title{font-weight:900;font-size:clamp(24px,3vw,32px);margin-bottom:8px}
    .cta-sub{color:rgba(255,255,255,.72);max-width:560px}

    /* FAQ 卡片 */
    .faq-list{max-width:860px;margin:0 auto}
    .faq-item{background:var(--card);border:1px solid var(--line);border-radius:16px;margin-bottom:14px;transition:box-shadow .3s}
    .faq-item:hover{box-shadow:var(--shadow-1)}
    .faq-question{display:flex;justify-content:space-between;align-items:center;font-weight:700;cursor:pointer;padding:20px 24px}
    .faq-question i{transition:.3s;color:var(--orange);font-size:20px}
    .faq-item[open] .faq-question i{transform:rotate(90deg)}
    .faq-answer{padding:0 24px 20px;color:var(--text2)}
    .section{padding:84px 0}
    .section-head{text-align:center;max-width:650px;margin:0 auto 48px}
    .section-tag{display:inline-flex;font-size:13px;font-weight:700;letter-spacing:1px;color:var(--orange)}
    .section-title{font-size:clamp(26px,3vw,40px);font-weight:900;margin-bottom:8px;color:var(--ink)}
    .section-sub{color:var(--text2);font-size:15px}

    /* 文章推荐 */
    .grid-card{background:var(--card);border-radius:16px;overflow:hidden;border:1px solid var(--line);transition:all .35s;display:block}
    .grid-card img{width:100%;height:180px;object-fit:cover;transition:transform .5s}
    .grid-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:transparent}
    .grid-card:hover img{transform:scale(1.03)}
    .grid-card-body{padding:20px 18px}
    /* 页脚 */
    .main-footer{background:var(--ink);color:#fff;margin-top:84px}
    .footer-top{padding:54px 0 34px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
    .brand-name{font-weight:900;font-size:20px;color:#fff;display:inline-block;margin-bottom:12px}
    .footer-top p{color:rgba(255,255,255,.6);line-height:1.7;font-size:15px;margin:0}
    .footer-title{color:#fff;font-weight:700;font-size:16px;margin-bottom:20px}
    .footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
    .footer-links a{color:rgba(255,255,255,.65);font-size:14px;transition:.2s}
    .footer-links a:hover{color:#fff}
    .footer-contact{display:flex;flex-direction:column;gap:10px;color:rgba(255,255,255,.65);font-size:14px}
    .footer-bottom{padding:20px 0 29px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;color:rgba(255,255,255,.4);font-size:13px}
    @media(max-width:1024px){.footer-top{grid-template-columns:1fr 1fr}}
    @media(max-width:700px){
        .section{padding:58px 0}
        .footer-top{grid-template-columns:1fr;gap:28px;padding-top:40px}
    }

/* roulang page: category3 */
:root {
            --paper: #F7F4EF;
            --card: #FFFFFF;
            --night: #141824;
            --night2: #1D2534;
            --brand: #F04F1A;
            --amber2: #FF9D2E;
            --ink: #1B2128;
            --muted: #647084;
            --line: #E9E1D8;
            --accent: #17C3A6;
            --lime: #DCF038;
            --radius-card: 22px;
            --radius-panel: 16px;
            --radius-btn: 10px;
            --shadow-card: 0 1px 2px rgba(0, 0, 0, .04), 0 12px 30px rgba(0, 0, 0, .06);
            --shadow-hover: 0 2px 6px rgba(0, 0, 0, .05), 0 18px 40px rgba(0, 0, 0, .10);
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            background: var(--paper);
            color: var(--ink);
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img,
        svg {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 100%;
        }
        .container {
            width: min(1240px, 100% - 32px);
            margin-left: auto;
            margin-right: auto;
        }
        .section {
            padding: 84px 0;
        }
        .section-subtle {
            background: #fff;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        /* ===== 导航 ===== */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 60;
            width: 100%;
            background: rgba(255, 255, 255, .94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 1px 0 rgba(20, 24, 36, .03);
        }
        .site-nav::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--brand), var(--amber2));
        }
        .nav-container {
            min-height: 78px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            font-weight: 800;
            font-size: 22px;
            letter-spacing: .5px;
            color: var(--ink);
            white-space: nowrap;
            line-height: 1.2;
        }
        .brand-logo::before {
            content: "";
            width: 9px;
            height: 9px;
            margin-right: 10px;
            border-radius: 50%;
            background: var(--brand);
            box-shadow: 0 0 0 4px rgba(240, 79, 26, .14);
        }
        .nav-menu-desktop {
            display: flex;
            align-items: center;
            gap: 2px;
            margin-left: auto;
            margin-right: auto;
        }
        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            min-height: 44px;
            padding: 0 15px;
            font-size: 15px;
            font-weight: 600;
            color: #364152;
            border-radius: 10px;
        }
        .nav-link:hover {
            color: var(--brand);
            background: rgba(240, 79, 26, .05);
        }
        .nav-link.active {
            color: var(--brand);
            background: rgba(240, 79, 26, .07);
        }
        .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 4px;
            left: 18px;
            right: 18px;
            height: 2px;
            border-radius: 99px;
            background: var(--brand);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            padding: 0 18px;
            border-radius: var(--radius-btn);
            border: 1px solid transparent;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, opacity .18s ease;
        }
        .btn:focus-visible {
            outline: 3px solid rgba(240, 79, 26, .35);
            outline-offset: 2px;
        }
        .btn-primary {
            color: #fff;
            background: linear-gradient(135deg, var(--brand), var(--amber2));
            box-shadow: 0 10px 22px rgba(240, 79, 26, .22);
        }
        .btn-primary:hover {
            box-shadow: 0 12px 26px rgba(240, 79, 26, .32);
            transform: translateY(-2px);
            filter: saturate(1.08) brightness(1.03);
        }
        .btn-ghost {
            color: var(--ink);
            background: #fff;
            border-color: #dcd2c7;
        }
        .btn-ghost:hover {
            border-color: var(--brand);
            color: var(--brand);
            background: rgba(240, 79, 26, .04);
        }
        .btn-white {
            background: #fff;
            color: var(--night);
            box-shadow: 0 8px 22px rgba(0, 0, 0, .12);
        }
        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 28px rgba(0, 0, 0, .16);
        }
        .menu-btn {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--line);
            background: #fff;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }
        .menu-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--ink);
            border-radius: 20px;
            pointer-events: none;
        }
        .mobile-menu {
            display: none;
            border-top: 1px solid var(--line);
            background: #fff;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-links {
            display: flex;
            flex-direction: column;
            padding: 8px 12px;
        }
        .mobile-links a {
            min-height: 46px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 10px;
            font-weight: 600;
            border-radius: 12px;
            color: var(--ink);
        }
        .mobile-links a:hover,
        .mobile-links a.active {
            background: rgba(240, 79, 26, .07);
            color: var(--brand);
        }
        .mobile-menu-cta {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            padding: 14px 12px 20px;
        }
        @media (max-width: 1023px) {
            .nav-menu-desktop,
            .nav-cta {
                display: none;
            }
            .menu-btn {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .nav-container {
                min-height: 72px;
                gap: 12px;
            }
            .brand-logo {
                font-size: 19px;
            }
        }
        @media (max-width: 480px) {
            .brand-logo {
                font-size: 17px;
                letter-spacing: 0;
            }
            .brand-logo::before {
                width: 7px;
                height: 7px;
                margin-right: 7px;
            }
        }

        /* ===== 首屏 ===== */
        .category-hero {
            position: relative;
            background:
                linear-gradient(115deg, rgba(13, 17, 27, .96), rgba(20, 24, 36, .88) 46%, rgba(29, 37, 52, .78)),
                url('/assets/images/backpic/back-1.png') top center / cover no-repeat;
            color: #fff;
            padding: 96px 0 88px;
            overflow: hidden;
            isolation: isolate;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            right: -120px;
            top: -120px;
            width: 340px;
            height: 340px;
            background: radial-gradient(circle, rgba(240, 79, 26, .34) 0%, transparent 66%);
            z-index: 0;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .16);
            color: rgba(255, 255, 255, .8);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .4px;
        }
        .hero-eyebrow .dot-live {
            width: 8px;
            height: 8px;
        }
        .category-hero h1 {
            font-size: clamp(34px, 5vw, 52px);
            line-height: 1.18;
            font-weight: 800;
            letter-spacing: .5px;
            color: #fff;
            margin: 24px 0 18px;
        }
        .hero-title-highlight {
            background: linear-gradient(120deg, #ff9d2e 0%, #f04f1a 80%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .hero-lead {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .76);
            max-width: 590px;
            margin-bottom: 34px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 34px;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-top: 10px;
        }
        .hero-stat {
            min-width: 135px;
            background: rgba(255, 255, 255, .07);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 16px;
            padding: 16px 18px;
        }
        .hero-stat strong {
            display: block;
            font-family: "Barlow Condensed", "Roboto Condensed", Arial Narrow, sans-serif;
            font-size: 30px;
            line-height: 1;
            color: #fff;
            letter-spacing: .5px;
        }
        .hero-stat strong em {
            font-style: normal;
            color: var(--amber2);
        }
        .hero-stat span {
            font-size: 13px;
            color: rgba(255, 255, 255, .55);
        }

        /* hero 面板 */
        .service-panel {
            background: rgba(255, 255, 255, .09);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 26px;
            padding: 28px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, .25);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            position: relative;
        }
        .service-panel-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }
        .service-panel-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .dot-live {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 0 4px rgba(23, 195, 166, .16), 0 0 14px rgba(23, 195, 166, .45);
            animation: livePulse 1.8s infinite;
        }
        @keyframes livePulse {
            0% {
                box-shadow: 0 0 0 4px rgba(23, 195, 166, .18), 0 0 10px rgba(23, 195, 166, .4);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(23, 195, 166, .1), 0 0 18px rgba(23, 195, 166, .58);
            }
            100% {
                box-shadow: 0 0 0 4px rgba(23, 195, 166, .18), 0 0 10px rgba(23, 195, 166, .4);
            }
        }
        .service-panel-time {
            color: rgba(255, 255, 255, .62);
            font-size: 13px;
        }
        .service-channel-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 22px;
        }
        .service-channel-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, .09);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 14px;
            padding: 12px 14px;
            font-size: 14px;
            color: rgba(255, 255, 255, .85);
        }
        .service-channel-list li .num {
            font-family: "Barlow Condensed", Arial Narrow, sans-serif;
            color: var(--amber2);
            font-weight: 700;
            min-width: 36px;
        }
        .service-panel .quick-row {
            display: flex;
            gap: 10px;
        }
        .panel-btn {
            flex: 1;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 11px 8px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, .14);
            color: #fff;
            background: rgba(255, 255, 255, .07);
            font-size: 14px;
            font-weight: 600;
            transition: .2s;
        }
        .panel-btn:hover {
            background: rgba(240, 79, 26, .5);
            border-color: rgba(240, 79, 26, .2);
            transform: translateY(-1px);
        }
        .hero-feature {
            margin-top: 22px;
            padding: 12px 0 0;
            border-top: 1px solid rgba(255, 255, 255, .1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: rgba(255, 255, 255, .5);
            font-size: 13px;
        }

        @media (max-width: 1023px) {
            .category-hero {
                padding: 64px 0;
            }
            .service-panel {
                margin-top: 32px;
            }
        }
        @media (max-width: 640px) {
            .section {
                padding: 60px 0;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            .hero-stats {
                display: grid;
                grid-template-columns: 1fr 1fr;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .service-panel {
                padding: 20px;
            }
        }

        /* ===== 锚点快速卡 ===== */
        .quick-rails {
            padding: 44px 0 10px;
            margin-top: -30px;
            position: relative;
            z-index: 10;
        }
        .quick-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .quick-tile {
            background: #fff;
            border: 1px solid rgba(233, 225, 216, .9);
            border-radius: 18px;
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: transform .2s ease, box-shadow .2s ease;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .quick-tile:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(240, 79, 26, .3);
        }
        .quick-tile .rail-ico {
            width: 44px;
            height: 44px;
            border-radius: 13px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(240, 79, 26, .1);
            color: var(--brand);
            font-size: 22px;
        }
        .quick-tile:nth-child(2) .rail-ico {
            background: rgba(255, 157, 46, .15);
            color: #d77c0d;
        }
        .quick-tile:nth-child(3) .rail-ico {
            background: rgba(23, 195, 166, .14);
            color: #118d78;
        }
        .quick-tile:nth-child(4) .rail-ico {
            background: rgba(30, 41, 59, .08);
            color: var(--ink);
        }
        .quick-tile strong {
            font-size: 17px;
        }
        .quick-tile p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
            margin: 0;
        }
        .quick-tile .go {
            margin-top: auto;
            font-size: 13px;
            font-weight: 700;
            color: var(--brand);
        }
        @media (max-width: 900px) {
            .quick-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .quick-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 板块标题 ===== */
        .section-head {
            max-width: 760px;
            margin-bottom: 34px;
        }
        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: var(--brand);
            font-weight: 800;
            letter-spacing: .3px;
            font-size: 13px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }
        .section-head h2 {
            font-size: clamp(26px, 3vw, 34px);
            line-height: 1.25;
            font-weight: 800;
            color: var(--ink);
            margin: 0 0 10px;
        }
        .section-head p {
            font-size: 16px;
            color: var(--muted);
            margin: 0;
        }
        .section-head.light h2 {
            color: #fff;
        }
        .section-head.light p {
            color: rgba(255, 255, 255, .7);
        }

        /* ===== 服务场景 ===== */
        .support-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }
        .support-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            transition: .22s ease;
        }
        .support-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(240, 79, 26, .25);
        }
        .support-card .card-ico {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            background: var(--night);
            color: #fff;
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }
        .support-card:nth-child(2) .card-ico {
            background: rgba(240, 79, 26, .14);
            color: var(--brand);
        }
        .support-card:nth-child(3) .card-ico {
            background: rgba(255, 157, 46, .14);
            color: #cf7a17;
        }
        .support-card:nth-child(4) .card-ico {
            background: rgba(23, 195, 166, .14);
            color: #0e9780;
        }
        .support-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 10px;
        }
        .support-card p {
            font-size: 14px;
            color: var(--muted);
            margin: 0 0 16px;
            line-height: 1.7;
            flex: 1;
        }
        .support-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 16px;
        }
        .mini-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            background: rgba(240, 79, 26, .07);
            color: var(--brand);
            border-radius: 99px;
            font-size: 12px;
            font-weight: 600;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--brand);
            font-weight: 700;
            font-size: 14px;
        }
        .card-link span {
            transition: transform .2s;
        }
        .support-card:hover .card-link span {
            transform: translateX(3px);
        }
        @media (max-width: 980px) {
            .support-cards {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .support-cards {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 流程 ===== */
        .flow-wrap {
            background: var(--night);
            border-radius: var(--radius-card);
            padding: 54px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .flow-wrap::before {
            content: "";
            position: absolute;
            top: -80px;
            left: 30%;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 79, 26, .26), transparent 70%);
            z-index: 0;
            pointer-events: none;
        }
        .flow-wrap .container {
            position: relative;
            z-index: 2;
        }
        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 26px;
            margin-top: 34px;
        }
        .flow-item {
            position: relative;
            padding-left: 16px;
        }
        .flow-item::before {
            content: "";
            position: absolute;
            left: 0;
            top: 8px;
            width: 3px;
            height: calc(100% - 20px);
            background: linear-gradient(var(--brand), rgba(255, 157, 46, .1));
            border-radius: 6px;
        }
        .flow-num {
            font-family: "Barlow Condensed", Arial Narrow, sans-serif;
            font-size: 34px;
            font-weight: 700;
            color: var(--brand);
            line-height: 1;
            margin-bottom: 14px;
        }
        .flow-item h3 {
            color: #fff;
            font-size: 18px;
            margin: 0 0 10px;
        }
        .flow-item p {
            color: rgba(255, 255, 255, .62);
            font-size: 14px;
            line-height: 1.75;
            margin: 0;
        }
        @media (max-width: 900px) {
            .flow-wrap {
                padding: 36px 24px;
            }
            .flow-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 22px;
            }
        }
        @media (max-width: 480px) {
            .flow-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 表单区 ===== */
        .support-help {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            overflow: hidden;
        }
        .help-visual {
            position: relative;
            min-height: 100%;
            background: linear-gradient(160deg, var(--night), var(--night2));
            color: #fff;
            padding: 38px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .help-visual img {
            border-radius: 18px;
            margin-bottom: 24px;
            object-fit: cover;
            max-height: 190px;
            width: 100%;
        }
        .help-orbit {
            font-size: 25px;
            font-weight: 800;
            line-height: 1.4;
            margin-top: 10px;
        }
        .help-points {
            list-style: none;
            margin: 20px 0 0;
            padding: 0;
            display: grid;
            gap: 12px;
        }
        .help-points li {
            display: flex;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .72);
            align-items: center;
        }
        .help-points li::before {
            content: "";
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--amber2);
            box-shadow: 0 0 0 3px rgba(255, 157, 46, .14);
        }
        .form-card {
            padding: 38px 38px 32px;
        }
        .form-title {
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 6px;
        }
        .form-subtitle {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 24px;
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 700;
            color: #3c4b5a;
            margin-bottom: 6px;
        }
        .form-control {
            width: 100%;
            background: #fbf9f6;
            border: 1px solid var(--line);
            border-radius: 11px;
            padding: 11px 14px;
            font-size: 14px;
            color: var(--ink);
            transition: border-color .2s, box-shadow .2s, background .2s;
        }
        .form-control:focus {
            outline: none;
            border-color: var(--brand);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(240, 79, 26, .1);
        }
        .form-control:hover {
            border-color: #cfc3b6;
        }
        select.form-control {
            appearance: auto;
        }
        textarea.form-control {
            resize: vertical;
            min-height: 110px;
        }
        .form-btn {
            width: 100%;
            margin-top: 8px;
        }
        .form-note {
            margin-top: 14px;
            font-size: 12px;
            color: var(--muted);
            text-align: center;
        }
        @media (max-width: 900px) {
            .form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }
        }
        @media (max-width: 600px) {
            .form-card {
                padding: 26px 20px;
            }
            .help-visual {
                padding: 26px 20px;
            }
        }

        /* ===== FAQ ===== */
        .faq-box {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 18px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: .2s ease;
        }
        .faq-item:hover {
            border-color: rgba(240, 79, 26, .3);
            box-shadow: var(--shadow-card);
        }
        .faq-item summary {
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            cursor: pointer;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "+";
            font-size: 28px;
            font-weight: 300;
            line-height: 1;
            color: var(--brand);
            transition: transform .25s ease;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-item .faq-content {
            padding: 0 24px 22px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.85;
            border-top: 1px dashed rgba(233, 225, 216, .8);
            margin-top: 0;
            padding-top: 16px;
        }
        @media (max-width: 600px) {
            .faq-item summary {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-content {
                padding: 0 18px 18px !important;
            }
        }

        /* ===== 页面底部CTA ===== */
        .bottom-cta {
            background:
                linear-gradient(105deg, rgba(18, 21, 31, .97) 0%, rgba(29, 37, 52, .96) 54%, rgba(240, 79, 26, .18) 100%),
                url('/assets/images/backpic/back-2.webp') right center / cover no-repeat;
            border-radius: var(--radius-card);
            color: #fff;
            padding: 52px 54px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 26px;
            flex-wrap: wrap;
            overflow: hidden;
            position: relative;
        }
        .bottom-cta h2 {
            font-size: clamp(24px, 3vw, 32px);
            margin: 0 0 8px;
            font-weight: 800;
        }
        .bottom-cta p {
            color: rgba(255, 255, 255, .7);
            margin: 0;
            max-width: 530px;
            font-size: 15px;
        }
        .bottom-cta .btn-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        @media (max-width: 720px) {
            .bottom-cta {
                padding: 38px 24px;
            }
            .bottom-cta .btn-group {
                width: 100%;
            }
            .bottom-cta .btn-group .btn {
                flex: 1;
            }
        }

        /* ===== 页脚 ===== */
        .main-footer {
            background: var(--night);
            color: rgba(255, 255, 255, .78);
            margin-top: 50px;
            position: relative;
        }
        .main-footer .container {
            padding-top: 54px;
            padding-bottom: 24px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.35fr 0.7fr 0.7fr 1fr;
            gap: 40px;
            margin-bottom: 42px;
        }
        .brand-name {
            display: block;
            font-size: 21px;
            font-weight: 800;
            color: #fff;
            letter-spacing: .4px;
            margin-bottom: 14px;
        }
        .brand-name::before {
            content: "";
            display: inline-block;
            width: 8px;
            height: 8px;
            margin-right: 9px;
            border-radius: 50%;
            background: var(--amber2);
        }
        .footer-brand-container p {
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
            line-height: 1.85;
            max-width: 390px;
        }
        .footer-title {
            font-size: 14px;
            font-weight: 800;
            color: rgba(255, 255, 255, .92);
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 8px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .56);
            font-size: 14px;
        }
        .footer-links a:hover {
            color: var(--amber2);
        }
        .footer-contact {
            display: grid;
            gap: 10px;
            color: rgba(255, 255, 255, .56);
            font-size: 14px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: rgba(255, 255, 255, .3);
            font-size: 13px;
            flex-wrap: wrap;
            gap: 8px;
        }
        @media (max-width: 960px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 560px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 26px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category1 */
:root {
            --paper: #F7F4EF;
            --white: #FFFFFF;
            --ink: #1B2128;
            --muted: #647084;
            --night: #141824;
            --night2: #1D2534;
            --brand: #F04F1A;
            --brand2: #FF9D2E;
            --teal: #17C3A6;
            --lime: #DCF038;
            --line: #E9E1D8;
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.04), 0 14px 34px rgba(0, 0, 0, 0.05);
            --shadow-hover: 0 2px 6px rgba(0, 0, 0, 0.04), 0 18px 44px rgba(0, 0, 0, 0.1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--paper);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        img {
            display: block;
            max-width: 100%;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        a:focus-visible,
        button:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* Header / nav */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.92);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 1px 16px rgba(20, 24, 36, 0.04);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
            gap: 18px;
        }

        .brand-logo {
            font-size: 22px;
            font-weight: 900;
            letter-spacing: 0.01em;
            white-space: nowrap;
            background: linear-gradient(120deg, var(--brand), var(--brand2));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu-desktop {
            display: flex;
            gap: 4px;
            align-items: center;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            padding: 0 14px;
            font-size: 16px;
            font-weight: 600;
            color: #2F3641;
            border-radius: 10px;
            transition: color 0.2s ease, background-color 0.2s ease;
        }

        .nav-link:hover {
            background: rgba(240, 79, 26, 0.06);
            color: var(--brand);
        }

        .nav-link.active {
            background: rgba(240, 79, 26, 0.09);
            color: var(--brand);
        }

        .nav-cta {
            display: flex;
            gap: 10px;
            align-items: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            padding: 0 20px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            border: 1px solid transparent;
            transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, opacity 0.2s ease;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn:hover {
            transform: translateY(-1px);
        }

        .btn:active {
            transform: translateY(0);
        }

        .btn-primary {
            background: linear-gradient(130deg, var(--brand), var(--brand2));
            color: #fff;
            box-shadow: 0 8px 20px rgba(240, 79, 26, 0.22);
        }

        .btn-primary:hover {
            box-shadow: 0 10px 26px rgba(240, 79, 26, 0.32);
            filter: saturate(1.08) brightness(1.04);
        }

        .btn-ghost {
            background: #fff;
            border-color: #E1D9CC;
            color: #2C333D;
        }

        .btn-ghost:hover {
            border-color: rgba(240, 79, 26, 0.4);
            color: var(--brand);
        }

        .btn-light {
            background: rgba(255, 255, 255, 0.98);
            color: #1D2534;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
        }

        .btn-light:hover {
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
        }

        .btn-outline-white {
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
            background: transparent;
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .mobile-menu {
            display: none;
            border-top: 1px solid var(--line);
            background: #fff;
            padding: 12px 16px 20px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-links {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .mobile-links .nav-link {
            justify-content: flex-start;
            border-bottom: 1px solid rgba(233, 225, 216, 0.6);
            border-radius: 0;
        }

        .mobile-menu-cta {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }

        .mobile-menu-cta .btn {
            flex: 1;
        }

        .menu-btn {
            display: none;
            width: 44px;
            height: 44px;
            flex-direction: column;
            gap: 5px;
            border: 1px solid var(--line);
            background: #fff;
            border-radius: 10px;
            cursor: pointer;
        }

        .menu-btn:hover {
            border-color: var(--brand);
        }

        /* Hero */
        .category-hero {
            position: relative;
            color: #fff;
            background:
                linear-gradient(100deg, rgba(20, 24, 36, 0.96) 0%, rgba(20, 24, 36, 0.82) 48%, rgba(240, 79, 26, 0.2) 100%),
                url("/assets/images/backpic/back-1.png") center / cover;
            padding: 92px 0 88px;
            overflow: hidden;
        }

        .category-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            pointer-events: none;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 42px 42px;
        }

        .hero-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
            gap: 48px;
            align-items: center;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.14em;
            color: #ffc7a4;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 8px 14px;
            margin-bottom: 22px;
        }

        .eyebrow .dot-status {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--teal);
            box-shadow: 0 0 0 0 rgba(23, 195, 166, 0.6);
            animation: livePulse 2s infinite;
        }

        @keyframes livePulse {
            0% {
                box-shadow: 0 0 0 0 rgba(23, 195, 166, 0.45);
            }
            70% {
                box-shadow: 0 0 0 8px rgba(23, 195, 166, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(23, 195, 166, 0);
            }
        }

        .category-title {
            font-size: clamp(36px, 4.6vw, 54px);
            line-height: 1.15;
            font-weight: 900;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
        }

        .category-title .accent-word {
            color: var(--brand2);
        }

        .hero-lead {
            font-size: 18px;
            max-width: 560px;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 44px;
        }

        .hero-data {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            max-width: 620px;
        }

        .data-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 16px;
            padding: 16px 14px;
            text-align: center;
        }

        .data-card strong {
            display: block;
            font-size: 24px;
            line-height: 1.3;
            color: #fff;
            font-weight: 800;
        }

        .data-card span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }

        .data-card strong small {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand2);
        }

        .hero-panel {
            display: flex;
            justify-content: flex-end;
        }

        .live-panel {
            width: 100%;
            max-width: 470px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 22px;
            padding: 22px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
        }

        .panel-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            margin-bottom: 8px;
            font-weight: 700;
        }

        .live-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 11px;
            letter-spacing: 0.08em;
            color: #cdf7eb;
            background: rgba(23, 195, 166, 0.16);
            border-radius: 999px;
            padding: 5px 10px;
        }

        .live-tag i {
            font-size: 9px;
            color: var(--teal);
        }

        .match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-top: 10px;
            padding: 15px 14px;
            border-radius: 16px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: background 0.2s ease, transform 0.2s ease;
        }

        .match-row:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }

        .match-info .match-time {
            display: block;
            font-size: 12px;
            font-weight: 800;
            color: var(--brand2);
            letter-spacing: 0.06em;
        }

        .match-info .match-name {
            font-weight: 700;
            color: #fff;
            font-size: 15px;
        }

        .match-info .match-note {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .match-arrow {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            flex-shrink: 0;
        }

        /* anchor strip */
        .topic-strip {
            padding: 28px 0 34px;
            border-bottom: 1px solid var(--line);
            background: #fff;
        }

        .anchor-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .anchor-card {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 18px;
            background: var(--paper);
            border: 1px solid transparent;
            border-radius: 16px;
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
        }

        .anchor-card:hover {
            transform: translateY(-3px);
            border-color: #f5e1c9;
            box-shadow: var(--shadow-hover);
        }

        .anchor-icon {
            width: 38px;
            height: 38px;
            border-radius: 11px;
            background: linear-gradient(140deg, rgba(240, 79, 26, 0.1), rgba(255, 157, 46, 0.16));
            color: var(--brand);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .anchor-card h3 {
            font-size: 15px;
            font-weight: 800;
            margin-bottom: 4px;
        }

        .anchor-card p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
        }

        /* common section */
        .section-block {
            padding: 84px 0;
        }

        .section-block.alt-block {
            background: #fff;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 44px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-label {
            display: inline-block;
            font-size: 12px;
            font-weight: 800;
            letter-spacing: 0.18em;
            color: var(--brand);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-head h2 {
            font-size: clamp(28px, 3.4vw, 38px);
            line-height: 1.25;
            font-weight: 900;
            letter-spacing: -0.01em;
            color: var(--ink);
        }

        .section-head p {
            font-size: 16px;
            color: var(--muted);
            margin-top: 12px;
        }

        .split-grid {
            display: grid;
            grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
            gap: 46px;
            align-items: center;
        }

        .split-grid.reversed .media-side {
            order: 2;
        }

        .media-card {
            border-radius: 22px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--line);
            background: #fff;
        }

        .media-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 360px;
        }

        .feature-list {
            list-style: none;
            display: grid;
            gap: 18px;
        }

        .feature-list li {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 16px;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .feature-list li:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-card);
        }

        .feature-list .feature-icon {
            width: 42px;
            height: 42px;
            flex-shrink: 0;
            background: linear-gradient(145deg, var(--brand), var(--brand2));
            color: #fff;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }

        .feature-list h3 {
            font-size: 16px;
            font-weight: 800;
            margin-bottom: 4px;
        }

        .feature-list p {
            font-size: 14px;
            color: var(--muted);
        }

        .insight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            margin-top: 34px;
        }

        .insight-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 20px;
            padding: 26px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

        .insight-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .insight-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--brand), var(--brand2));
        }

        .insight-card .insight-no {
            font-size: 13px;
            font-weight: 900;
            letter-spacing: 0.12em;
            color: rgba(240, 79, 26, 0.65);
            margin-bottom: 12px;
        }

        .insight-card i {
            font-size: 22px;
            color: var(--brand);
            margin-bottom: 14px;
        }

        .insight-card h3 {
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .insight-card p {
            font-size: 14px;
            color: var(--muted);
        }

        .insight-card a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 16px;
            font-size: 14px;
            font-weight: 700;
            color: var(--brand);
            transition: gap 0.2s ease;
        }

        .insight-card a:hover {
            gap: 10px;
        }

        /* rhythm dark band */
        .rhythm-band {
            background:
                linear-gradient(105deg, rgba(20, 24, 36, 0.96), rgba(29, 37, 52, 0.91)),
                url("/assets/images/backpic/back-2.webp") center / cover;
            color: #fff;
            padding: 84px 0;
        }

        .rhythm-inner {
            display: grid;
            grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
            gap: 48px;
            align-items: center;
        }

        .rhythm-inner .section-label {
            color: var(--brand2);
        }

        .rhythm-inner h2 {
            font-size: clamp(28px, 3.2vw, 38px);
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 14px;
        }

        .rhythm-inner p {
            color: rgba(255, 255, 255, 0.68);
            font-size: 15px;
        }

        .rhythm-board {
            display: grid;
            gap: 12px;
        }

        .rhythm-row {
            display: flex;
            align-items: center;
            gap: 14px;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 16px;
            padding: 16px 18px;
            transition: background 0.2s ease, transform 0.2s ease;
        }

        .rhythm-row:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateX(4px);
        }

        .rhythm-row .time-tag {
            font-family: "Barlow Condensed", "Roboto Condensed", sans-serif;
            font-weight: 800;
            color: var(--brand2);
            font-size: 18px;
            min-width: 82px;
        }

        .rhythm-row .match-title {
            font-weight: 700;
            font-size: 15px;
            min-width: 180px;
        }

        .rhythm-row .match-state {
            flex: 1;
            color: rgba(255, 255, 255, 0.56);
            font-size: 13px;
        }

        .rhythm-row .rhythm-status {
            color: #a4eee0;
            background: rgba(23, 195, 166, 0.14);
            border-radius: 999px;
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 700;
            white-space: nowrap;
        }

        .rhythm-row .rhythm-status.warm {
            color: #ffd9aa;
            background: rgba(255, 157, 46, 0.14);
        }

        /* flow steps */
        .flow-section {
            background: #fff;
            border-bottom: 1px solid var(--line);
        }

        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 34px;
        }

        .flow-step {
            border-radius: 18px;
            background: var(--paper);
            border: 1px solid var(--line);
            padding: 24px;
            position: relative;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

        .flow-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .flow-step .step-no {
            display: inline-flex;
            width: 38px;
            height: 38px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand), var(--brand2));
            color: #fff;
            font-weight: 900;
            font-size: 15px;
            margin-bottom: 14px;
        }

        .flow-step h3 {
            font-size: 17px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .flow-step p {
            font-size: 14px;
            color: var(--muted);
        }

        /* FAQ */
        .faq-section {
            background: var(--paper);
        }

        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
            display: grid;
            gap: 14px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 4px 22px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .faq-item[open] {
            border-color: rgba(240, 79, 26, 0.35);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.04);
        }

        .faq-item summary {
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            cursor: pointer;
            min-height: 64px;
            font-weight: 800;
            font-size: 16px;
            color: var(--ink);
            padding: 0;
            transition: color 0.2s ease;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            font-size: 26px;
            font-weight: 300;
            color: var(--brand);
            transition: transform 0.2s ease;
        }

        .faq-item[open] summary {
            color: var(--brand);
        }

        .faq-item[open] summary::after {
            content: "−";
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 0 20px;
            color: var(--muted);
            font-size: 14px;
        }

        .faq-answer p {
            margin-bottom: 10px;
        }

        /* CTA band */
        .cta-band {
            background: linear-gradient(120deg, #141824, #1b2436 60%, rgba(240, 79, 26, 0.82));
            color: #fff;
            padding: 64px 0;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 36px;
            flex-wrap: wrap;
        }

        .cta-copy {
            max-width: 680px;
        }

        .cta-copy h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 900;
            line-height: 1.25;
        }

        .cta-copy p {
            margin-top: 10px;
            color: rgba(255, 255, 255, 0.68);
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        /* footer */
        .main-footer {
            background: #10141d;
            color: rgba(255, 255, 255, 0.7);
            padding-top: 70px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 40px;
            padding-bottom: 46px;
        }

        .footer-brand-container .brand-name {
            font-size: 22px;
            font-weight: 900;
            color: #fff;
            display: inline-block;
            margin-bottom: 14px;
            background: linear-gradient(135deg, #ff8a4a, var(--brand2));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .footer-brand-container p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.52);
            max-width: 420px;
        }

        .footer-title {
            color: #fff;
            font-weight: 800;
            font-size: 15px;
            margin-bottom: 16px;
        }

        .footer-links {
            list-style: none;
            display: grid;
            gap: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.58);
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-contact {
            display: grid;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.58);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 24px 0 26px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }

        .dot-live {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--teal);
            box-shadow: 0 0 0 rgba(23, 195, 166, 0.5);
            animation: livePulse 2.2s infinite;
        }

        /* responsive */
        @media (max-width: 1024px) {
            .nav-menu-desktop {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .menu-btn {
                display: inline-flex;
            }

            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-panel {
                justify-content: flex-start;
            }

            .anchor-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .split-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .split-grid.reversed .media-side {
                order: 0;
            }

            .media-card img {
                min-height: 280px;
            }

            .insight-grid {
                grid-template-columns: 1fr 1fr;
            }

            .rhythm-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .flow-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 60px 0;
            }

            .category-hero {
                padding: 66px 0 56px;
            }

            .category-title {
                font-size: 34px;
            }

            .hero-data {
                grid-template-columns: repeat(3, 1fr);
            }

            .data-card strong {
                font-size: 19px;
            }

            .data-card span {
                font-size: 11px;
            }

            .rhythm-row {
                flex-wrap: wrap;
            }

            .rhythm-row .match-title {
                min-width: 100%;
                order: 3;
                padding-left: 0;
            }

            .rhythm-row .time-tag {
                min-width: 70px;
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .faq-item summary {
                font-size: 15px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 12px;
                padding-right: 12px;
            }

            .brand-logo {
                font-size: 18px;
            }

            .nav-container {
                height: 66px;
            }

            .anchor-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .anchor-card {
                flex-direction: column;
                padding: 16px;
            }

            .anchor-icon {
                width: 34px;
                height: 34px;
            }

            .hero-data {
                grid-template-columns: 1fr;
            }

            .data-card {
                display: flex;
                align-items: center;
                justify-content: space-between;
                text-align: left;
                padding: 12px 16px;
            }

            .data-card strong {
                font-size: 20px;
            }

            .insight-grid {
                grid-template-columns: 1fr;
            }

            .flow-grid {
                grid-template-columns: 1fr;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 26px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .hero-actions .btn {
                flex: 1;
            }

            .rhythm-row {
                flex-direction: column;
                align-items: flex-start;
            }

            .rhythm-row .rhythm-status {
                align-self: flex-start;
            }
        }

/* roulang page: category4 */
:root {
            --paper: #F7F4EF;
            --card: #FFFFFF;
            --ink: #141824;
            --ink-2: #1D2534;
            --orange: #F04F1A;
            --amber: #FF9D2E;
            --teal: #17C3A6;
            --lime: #DCF038;
            --text: #1B2128;
            --muted: #647084;
            --line: #E9E1D8;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow-card: 0 1px 2px rgba(0, 0, 0, .04), 0 12px 30px rgba(0, 0, 0, .06);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            min-height: 100vh;
            background: var(--paper);
            color: var(--text);
            line-height: 1.7;
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            -webkit-font-smoothing: antialiased;
        }

        body.modal-open {
            overflow: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        img {
            display: block;
            max-width: 100%;
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
        }

        .container {
            width: min(1240px, 100% - 32px);
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 640px) {
            .container {
                width: calc(100% - 24px);
            }
        }

        .num,
        .data-strong,
        .deck-num,
        .cms-number {
            font-family: "Barlow Condensed", "Roboto Condensed", "Arial Narrow", sans-serif;
            letter-spacing: .2px;
        }

        .section {
            padding: 84px 0;
        }

        .section-pad {
            padding: 64px 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
        }

        .section-head {
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 700;
            letter-spacing: .08em;
            text-transform: uppercase;
            color: var(--orange);
        }

        .section-title {
            margin: 10px 0 12px;
            font-size: clamp(26px, 2.3vw, 32px);
            line-height: 1.35;
            font-weight: 800;
            letter-spacing: -.02em;
            color: var(--ink);
        }

        .section-intro {
            color: var(--muted);
            font-size: 16px;
            line-height: 1.85;
            margin: 0;
        }

        .section-title.white,
        .section-kicker.white {
            color: #fff;
        }

        .section-intro.white {
            color: rgba(255, 255, 255, .68);
        }

        /* ===== 顶部信息条 ===== */
        .top-strip {
            background: var(--ink);
            color: rgba(255, 255, 255, .68);
            font-size: 13px;
        }

        .top-strip-inner {
            min-height: 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .top-strip .top-copy {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .top-strip-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .top-strip-actions a {
            color: rgba(255, 255, 255, .84);
            transition: color .2s;
        }

        .top-strip-actions a:hover {
            color: #fff;
        }

        @media (max-width: 720px) {
            .top-strip .top-copy span:last-child {
                display: none;
            }
        }

        /* ===== 主站导航 ===== */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, .92);
            -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            box-shadow: 0 6px 24px rgba(20, 24, 36, .04);
        }

        .nav-container {
            min-height: 76px;
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .brand-logo {
            font-weight: 800;
            font-size: 21px;
            line-height: 1.2;
            letter-spacing: -.02em;
            color: var(--ink);
            white-space: nowrap;
            flex-shrink: 0;
            transition: color .2s;
        }

        .brand-logo:hover {
            color: var(--orange);
        }

        .nav-menu-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: 12px;
            flex: 1;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            min-height: 44px;
            padding: 0 15px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 500;
            color: #253038;
            position: relative;
            transition: background .2s, color .2s;
        }

        .nav-link:hover {
            color: var(--orange);
            background: #FFF1E7;
        }

        .nav-link.active {
            color: var(--orange);
            background: #FFF1E7;
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            bottom: 6px;
            width: 18px;
            height: 3px;
            border-radius: 8px;
            background: linear-gradient(90deg, var(--orange), var(--amber));
        }

        .nav-cta {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 46px;
            padding: 0 20px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            border: 0 solid transparent;
            cursor: pointer;
            transition: transform .2s, box-shadow .2s, filter .2s, background .2s;
            white-space: nowrap;
        }

        .btn:active {
            transform: translateY(2px);
        }

        .btn-primary {
            color: #fff;
            background: linear-gradient(135deg, var(--orange) 0%, var(--amber) 100%);
            box-shadow: 0 12px 24px rgba(240, 79, 26, .18);
        }

        .btn-primary:hover {
            filter: brightness(1.06);
            box-shadow: 0 16px 30px rgba(240, 79, 26, .24);
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible,
        .btn-ghost:focus-visible,
        .btn-ghost-light:focus-visible {
            outline: 3px solid rgba(240, 79, 26, .3);
            outline-offset: 3px;
        }

        .btn-ghost {
            background: #fff;
            border: 1px solid var(--line);
            color: var(--ink);
        }

        .btn-ghost:hover {
            border-color: rgba(240, 79, 26, .4);
            color: var(--orange);
            box-shadow: 0 8px 22px rgba(20, 24, 36, .05);
            transform: translateY(-1px);
        }

        .btn-ghost-light {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .34);
            color: #fff;
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, .16);
            border-color: rgba(255, 255, 255, .6);
            transform: translateY(-1px);
        }

        .menu-btn {
            display: none !important;
            width: 44px;
            height: 44px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 10px;
            background: #fff;
            border: 1px solid var(--line);
            cursor: pointer;
        }

        .menu-btn span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--ink);
            border-radius: 3px;
        }

        .mobile-menu {
            display: none;
            border-top: 1px solid var(--line);
            background: #fff;
            padding: 18px 20px 28px;
            box-shadow: 0 20px 32px rgba(20, 24, 36, .12);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-links {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .mobile-links .nav-link {
            min-height: 48px;
            font-size: 17px;
            padding-left: 6px;
        }

        .mobile-menu-cta {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-top: 18px;
        }

        @media (max-width: 1024px) {
            .nav-menu-desktop,
            .nav-cta {
                display: none !important;
            }

            .menu-btn {
                display: flex !important;
                margin-left: auto;
            }
        }

        @media (min-width: 1025px) {
            .mobile-menu {
                display: none !important;
            }
        }

        /* ===== 分类横幅 Hero ===== */
        .cat-hero {
            position: relative;
            color: #fff;
            background:
                linear-gradient(112deg, rgba(20, 24, 36, .96) 8%, rgba(29, 37, 52, .82) 52%, rgba(20, 24, 36, .7)),
                url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            padding: 72px 0 88px;
            overflow: hidden;
        }

        .cat-hero::after {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            right: -120px;
            top: 50%;
            transform: translateY(-40%);
            background: radial-gradient(circle, rgba(240, 79, 26, .3), transparent 62%);
            pointer-events: none;
        }

        .cat-hero-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: minmax(0, 1.1fr) minmax(320px, .84fr);
            gap: 56px;
            align-items: center;
        }

        .cat-hero-copy {
            max-width: 760px;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 700;
            letter-spacing: .05em;
            color: var(--amber);
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 999px;
            padding: 8px 14px;
            margin-bottom: 22px;
        }

        .live-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--teal);
            box-shadow: 0 0 0 4px rgba(23, 195, 166, .2), 0 0 0 8px rgba(23, 195, 166, .08);
            animation: livePulse 2s infinite;
        }

        @keyframes livePulse {
            0% {
                box-shadow: 0 0 0 0 rgba(23, 195, 166, .38);
            }
            55% {
                box-shadow: 0 0 0 10px rgba(23, 195, 166, 0);
            }
            100% {
                box-shadow: 0 0 0 0 rgba(23, 195, 166, 0);
            }
        }

        .cat-hero h1 {
            margin: 0 0 20px;
            font-size: clamp(34px, 4vw, 52px);
            line-height: 1.22;
            letter-spacing: -.02em;
            font-weight: 900;
            color: #fff;
        }

        .cat-hero h1 .on {
            display: block;
            color: var(--amber);
        }

        .hero-lead {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .76);
            margin: 0 0 28px;
            max-width: 660px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 30px;
        }

        .hero-data-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hero-data-box {
            min-width: 150px;
            padding: 14px 16px;
            border-radius: 16px;
            background: rgba(255, 255, 255, .07);
            border: 1px solid rgba(255, 255, 255, .1);
            display: flex;
            flex-direction: column;
        }

        .hero-data-box strong {
            font-size: 28px;
            font-weight: 800;
            color: var(--lime);
            line-height: 1;
        }

        .hero-data-box span {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            margin-top: 6px;
        }

        .hero-panel {
            min-width: 0;
        }

        .dash-card {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 22px;
            padding: 20px;
            box-shadow: 0 24px 62px rgba(0, 0, 0, .24);
        }

        .dash-card-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 0 4px 18px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, .9);
        }

        .dash-card-head .chip {
            background: rgba(220, 240, 56, .14);
            color: var(--lime);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 10px;
            border-radius: 999px;
        }

        .dash-body {
            padding: 6px 0 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .dash-row {
            display: grid;
            grid-template-columns: 44px 1fr auto;
            gap: 12px;
            align-items: center;
            padding: 14px 8px;
            border-radius: 14px;
            transition: background .2s;
        }

        .dash-row:hover {
            background: rgba(255, 255, 255, .06);
        }

        .dash-row+.dash-row {
            border-top: 1px solid rgba(255, 255, 255, .06);
        }

        .dash-row .idx {
            font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
            font-size: 18px;
            font-weight: 800;
            color: var(--amber);
            text-align: center;
        }

        .dash-row strong {
            display: block;
            font-size: 15px;
            font-weight: 700;
            color: rgba(255, 255, 255, .92);
        }

        .dash-row span.sub {
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
        }

        .state-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 700;
            color: var(--teal);
            background: rgba(23, 195, 166, .1);
            padding: 5px 10px;
            border-radius: 999px;
        }

        .state-badge.is-warm {
            color: var(--amber);
            background: rgba(255, 157, 46, .1);
        }

        @media (max-width: 1024px) {
            .cat-hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .cat-hero {
                padding: 56px 0 68px;
            }
        }

        @media (max-width: 540px) {
            .hero-data-box {
                min-width: 46%;
                flex: 1;
            }

            .dash-row {
                grid-template-columns: 32px 1fr;
            }

            .dash-row .state-badge {
                display: none;
            }
        }

        /* ===== 板块导览锚点 ===== */
        .guide-anchor {
            padding: 44px 0 8px;
        }

        .anchor-panel {
            display: grid;
            grid-template-columns: minmax(0, .9fr) minmax(0, 2.1fr);
            gap: 20px;
            align-items: stretch;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: 24px;
            padding: 26px 28px;
            box-shadow: var(--shadow-card);
        }

        .anchor-label {
            font-size: 14px;
            font-weight: 700;
            letter-spacing: .04em;
            color: var(--orange);
            padding-top: 8px;
        }

        .anchor-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .anchor-links a {
            display: inline-flex;
            align-items: center;
            min-height: 46px;
            border: 1px solid var(--line);
            border-radius: 999px;
            padding: 0 18px;
            font-weight: 600;
            color: #2A3340;
            background: #fcfbf8;
            transition: border .2s, color .2s, background .2s;
        }

        .anchor-links a:hover {
            color: var(--orange);
            border-color: rgba(240, 79, 26, .35);
            background: #FFF5EC;
        }

        .anchor-links a .arrow {
            color: var(--orange);
            margin-left: 6px;
        }

        @media (max-width: 768px) {
            .anchor-panel {
                grid-template-columns: 1fr;
                padding: 20px;
            }
        }

        /* ===== 实时观察台 ===== */
        .live-section {
            background: #fff;
        }

        .live-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.55fr) minmax(260px, .85fr);
            gap: 24px;
            align-items: stretch;
        }

        .live-main {
            background: var(--paper);
            min-height: 260px;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: grid;
            grid-template-columns: minmax(0, .9fr) 1.15fr;
        }

        .live-image {
            min-height: 100%;
            overflow: hidden;
            position: relative;
        }

        .live-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }

        .live-main:hover .live-image img {
            transform: scale(1.03);
        }

        .live-image::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(115deg, transparent 45%, rgba(20, 24, 36, .35));
        }

        .live-content {
            padding: 28px 28px;
            align-self: center;
        }

        .live-tags {
            display: flex;
            gap: 8px;
            align-items: center;
            margin-bottom: 14px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            min-height: 26px;
            padding: 0 10px;
            border-radius: 999px;
            color: var(--orange);
            font-size: 12px;
            font-weight: 700;
            background: #FFF1E7;
            border: 1px solid rgba(240, 79, 26, .12);
        }

        .tag.soft {
            color: #4A5668;
            background: #F2F4F7;
            border-color: #E8EBEF;
        }

        .tag.dark {
            color: #fff;
            background: var(--ink);
        }

        .live-content h3 {
            font-size: 20px;
            margin: 0 0 12px;
            font-weight: 800;
            line-height: 1.5;
            color: var(--ink);
        }

        .live-content p {
            color: var(--muted);
            font-size: 15px;
            line-height: 1.85;
            margin: 0 0 18px;
        }

        .live-note {
            color: var(--text);
            font-weight: 650;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
        }

        .live-note .dot {
            width: 7px;
            height: 7px;
            border-radius: 999px;
            background: var(--teal);
        }

        .trend-card {
            background: var(--ink);
            border-radius: var(--radius-lg);
            padding: 26px;
            color: #fff;
            display: flex;
            flex-direction: column;
        }

        .trend-card-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 12px;
            color: rgba(255, 255, 255, .86);
        }

        .trend-list {
            display: flex;
            flex-direction: column;
        }

        .trend-item {
            display: grid;
            grid-template-columns: 34px 1fr auto;
            gap: 10px;
            align-items: center;
            padding: 13px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, .1);
        }

        .trend-item:last-child {
            border-bottom: 0;
        }

        .trend-item .n {
            font-family: "Barlow Condensed", "Roboto Condensed", sans-serif;
            font-size: 18px;
            color: var(--amber);
            font-weight: 800;
        }

        .trend-item strong {
            display: block;
            font-size: 14px;
            font-weight: 700;
            line-height: 1.3;
        }

        .trend-item small {
            color: rgba(255, 255, 255, .46);
            font-size: 12px;
        }

        .trend-item .up {
            color: var(--teal);
            font-size: 13px;
            font-weight: 700;
        }

        @media (max-width: 1024px) {
            .live-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 700px) {
            .live-main {
                grid-template-columns: 1fr;
            }

            .live-image {
                min-height: 200px;
            }

            .live-content {
                padding: 22px;
            }
        }

        /* ===== 特征卡片区 ===== */
        .method-section {
            background: var(--paper);
        }

        .card-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 20px;
            padding: 26px 22px;
            min-height: 220px;
            box-shadow: var(--shadow-card);
            transition: transform .25s, box-shadow .25s, border-color .25s;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 18px 36px rgba(20, 24, 36, .08);
            border-color: rgba(240, 79, 26, .2);
        }

        .feature-card .icon {
            display: inline-flex;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            font-size: 22px;
            font-weight: 800;
            color: var(--orange);
            background: #FFF1E7;
            margin-bottom: 20px;
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 800;
            margin: 0 0 8px;
            color: var(--ink);
            letter-spacing: -.01em;
        }

        .feature-card p {
            margin: 0;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.85;
        }

        @media (max-width: 1024px) {
            .card-grid-4 {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 560px) {
            .card-grid-4 {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 暗色节奏时间线 ===== */
        .rhythm-band {
            background: var(--ink);
            color: #fff;
            overflow: hidden;
            position: relative;
        }

        .rhythm-band::before {
            content: "LIVE / 365";
            position: absolute;
            right: -24px;
            top: 40px;
            font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
            font-size: 130px;
            font-weight: 900;
            line-height: 1;
            color: rgba(255, 255, 255, .04);
            letter-spacing: -.03em;
            pointer-events: none;
        }

        .rhythm-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            position: relative;
            z-index: 1;
            counter-reset: rhythm;
        }

        .rhythm-node {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 20px;
            padding: 26px 22px;
            transition: background .25s, transform .25s;
        }

        .rhythm-node:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-2px);
        }

        .rhythm-node .step {
            display: block;
            font-family: "Barlow Condensed", "Roboto Condensed", sans-serif;
            font-size: 13px;
            font-weight: 800;
            letter-spacing: .2em;
            color: var(--amber);
            margin-bottom: 14px;
        }

        .rhythm-node h3 {
            font-size: 19px;
            margin: 0 0 10px;
            font-weight: 800;
        }

        .rhythm-node p {
            color: rgba(255, 255, 255, .58);
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
        }

        .rhythm-arrow {
            display: none;
        }

        @media (max-width: 1024px) {
            .rhythm-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 560px) {
            .rhythm-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 使用场景 ===== */
        .scene-section {
            background: #fff;
        }

        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .scene-card {
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 30px;
            min-height: 270px;
            position: relative;
            display: flex;
            flex-direction: column;
        }

        .scene-card .scene-no {
            font-family: "Barlow Condensed", "Roboto Condensed", sans-serif;
            font-size: 54px;
            line-height: 1;
            color: rgba(240, 79, 26, .18);
            font-weight: 900;
            display: block;
            margin-bottom: auto;
        }

        .scene-card h3 {
            font-size: 21px;
            font-weight: 800;
            margin: 0 0 10px;
            color: var(--ink);
        }

        .scene-card p {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.85;
            margin: 0;
        }

        @media (max-width: 960px) {
            .scene-grid {
                grid-template-columns: 1fr;
            }

            .scene-card {
                min-height: 0;
            }
        }

        /* ===== CTA 条 ===== */
        .cta-orbit {
            background:
                linear-gradient(105deg, rgba(20, 24, 36, .95) 20%, rgba(82, 35, 18, .88)),
                url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 66px 0;
        }

        .cta-orbit-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            color: #fff;
        }

        .cta-orbit h2 {
            font-size: clamp(28px, 3vw, 42px);
            line-height: 1.3;
            margin: 0 0 10px;
            font-weight: 900;
            letter-spacing: -.02em;
        }

        .cta-orbit p {
            max-width: 640px;
            margin: 0;
            color: rgba(255, 255, 255, .68);
            font-size: 16px;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        @media (max-width: 860px) {
            .cta-orbit-inner {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--paper);
        }

        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 1px 2px rgba(0, 0, 0, .02);
        }

        .faq-item summary {
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            color: var(--text);
            transition: color .2s;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            color: var(--orange);
        }

        .faq-item summary::after {
            content: "+";
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            background: #FFF1E7;
            color: var(--orange);
            font-size: 22px;
            line-height: 1;
            font-weight: 400;
            transition: transform .2s, background .2s;
        }

        .faq-item[open] summary {
            color: var(--orange);
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 24px 22px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.9;
        }

        .faq-answer p {
            margin: 0;
        }

        /* ===== 页脚 ===== */
        .main-footer {
            background: var(--ink);
            color: #fff;
            padding-top: 54px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 44px;
        }

        .footer-brand-container .brand-name {
            display: block;
            font-size: 24px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand-container p {
            margin: 0 0 16px;
            max-width: 340px;
            color: rgba(255, 255, 255, .58);
            font-size: 14px;
            line-height: 1.85;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: .02em;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .58);
            font-size: 14px;
            transition: color .2s, transform .2s;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links a:hover {
            color: var(--amber);
            transform: translateX(2px);
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
            color: rgba(255, 255, 255, .68);
            font-size: 14px;
        }

        .footer-contact span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 22px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, .4);
            font-size: 13px;
        }

        .footer-bottom a {
            transition: color .2s;
        }

        .footer-bottom a:hover {
            color: rgba(255, 255, 255, .75);
        }

        @media (max-width: 1024px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 640px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                align-items: flex-start;
                flex-direction: column;
            }
        }

/* roulang page: category2 */
:root {
  --paper: #F7F4EF;
  --card: #FFFFFF;
  --ink: #1B2128;
  --muted: #647084;
  --line: #E9E1D8;
  --navy: #141824;
  --navy-2: #1D2534;
  --orange: #F04F1A;
  --amber: #FF9D2E;
  --teal: #17C3A6;
  --lime: #DCF038;
  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --shadow-lg: 0 1px 2px rgba(0,0,0,.04), 0 20px 40px rgba(0,0,0,.08);
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}
button, input, textarea, select {
  font-family: inherit;
}
.body-wrap {
  overflow-x: hidden;
}
.container, .nav-container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ===== Header ===== */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 0 rgba(20,24,36,.03), 0 6px 20px rgba(20,24,36,.03);
  backdrop-filter: blur(12px);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  gap: 24px;
}
.brand-logo {
  font-size: 21px;
  font-weight: 900;
  color: var(--orange);
  letter-spacing: -.2px;
  white-space: nowrap;
  transition: opacity .2s ease;
}
.brand-logo:hover {
  opacity: .84;
}
.nav-menu-desktop {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  border-radius: 8px;
  transition: color .2s ease, background .2s ease;
}
.nav-link:hover {
  color: var(--orange);
  background: rgba(240,79,26,.06);
}
.nav-link.active {
  color: var(--orange);
}
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 6px;
  height: 3px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--orange), var(--amber));
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 10px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 800;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, filter .2s ease, background .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--orange), var(--amber));
  color: #fff;
  box-shadow: 0 8px 20px rgba(240,79,26,.2);
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(240,79,26,.28);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-ghost {
  background: #fff;
  border-color: var(--line);
  color: var(--ink);
}
.btn-ghost:hover {
  border-color: rgba(240,79,26,.5);
  color: var(--orange);
  transform: translateY(-1px);
}
.btn-line {
  background: transparent;
  border-color: rgba(255,255,255,.55);
  color: #fff;
}
.btn-line:hover {
  border-color: #fff;
  background: rgba(255,255,255,.1);
  transform: translateY(-1px);
}
.btn-lg {
  min-height: 54px;
  padding: 0 34px;
  font-size: 16px;
  border-radius: 12px;
}
.menu-btn {
  display: none;
  width: 46px;
  height: 46px;
  border: none;
  background: transparent;
  border-radius: 10px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-left: auto;
  transition: background .2s ease;
}
.menu-btn:hover {
  background: rgba(20,24,36,.05);
}
.mobile-menu {
  display: none;
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 12px 20px 22px;
}
.mobile-menu.open {
  display: block;
}
.mobile-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mobile-links .nav-link {
  justify-content: flex-start;
  border-bottom: 1px solid rgba(233,225,216,.55);
}
.mobile-links .nav-link.active::after {
  display: none;
}
.mobile-links .nav-link.active {
  background: rgba(240,79,26,.07);
}
.mobile-menu-cta {
  display: flex;
  gap: 12px;
  margin-top: 18px;
}
.mobile-menu-cta .btn {
  flex: 1;
}
@media (min-width: 1025px) {
  .mobile-menu {
    display: none !important;
  }
  .menu-btn {
    display: none !important;
  }
}
@media (max-width: 1024px) {
  .nav-menu-desktop,
  .nav-cta {
    display: none;
  }
  .menu-btn {
    display: flex;
  }
}

/* ===== Hero ===== */
.category-hero {
  position: relative;
  color: #fff;
  background-color: var(--navy);
  background-image: linear-gradient(90deg, rgba(20,24,36,.92), rgba(20,24,36,.76)), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, rgba(240,79,26,.14) 0%, transparent 42%);
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0,1.2fr) minmax(320px,.8fr);
  gap: 72px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 76px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  padding: 6px 14px;
  border-radius: 999px;
}
.hero-eyebrow .live-dot {
  width: 7px;
  height: 7px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(23,195,166,.2);
}
.category-hero h1 {
  font-size: 48px;
  line-height: 1.16;
  font-weight: 900;
  margin: 20px 0 18px;
  letter-spacing: -.5px;
}
.category-hero h1 .h1-key {
  display: block;
  color: #fff;
}
.category-hero h1 .h1-sub {
  display: block;
  background: linear-gradient(120deg, #FF9D2E, #F04F1A);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  max-width: 560px;
  color: rgba(255,255,255,.78);
  font-size: 16px;
  line-height: 1.9;
  margin-bottom: 30px;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px 52px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.16);
}
.hero-stat {
  display: flex;
  flex-direction: column;
}
.hero-stat-num {
  font-family: "Barlow Condensed", "Roboto Condensed", system-ui, sans-serif;
  font-size: 34px;
  line-height: 1;
  font-weight: 800;
  color: var(--amber);
  letter-spacing: .4px;
}
.hero-stat-label {
  margin-top: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.62);
}
.hero-board {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  min-height: 420px;
  background: var(--navy-2);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 30px 70px rgba(0,0,0,.3);
}
.hero-board img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  opacity: .72;
}
.hero-board::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(10,13,22,.92) 0%, rgba(10,13,22,.2) 55%, rgba(10,13,22,.2) 100%);
}
.hero-board-panel {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 2;
  background: rgba(20,24,36,.82);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  padding: 20px 22px;
}
.board-panel-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.board-panel-head i {
  color: var(--teal);
  font-style: normal;
}
.board-panel-title {
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
}
.board-panel-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.board-panel-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,.8);
}
.board-panel-list li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  border-radius: 6px;
  background: rgba(255,157,46,.2);
  color: var(--amber);
  font-size: 12px;
  font-weight: 800;
}
@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 44px;
    padding-top: 48px;
  }
  .hero-board {
    min-height: 320px;
  }
  .hero-board img {
    min-height: 320px;
  }
}
@media (max-width: 560px) {
  .category-hero h1 {
    font-size: 38px;
  }
  .hero-lead {
    font-size: 15px;
  }
  .hero-stats {
    gap: 16px 28px;
  }
  .hero-cta .btn {
    flex: 1;
  }
}

/* ===== Section ===== */
.section {
  padding: 84px 0;
}
.section-head {
  max-width: 720px;
  margin: 0 auto 50px;
  text-align: center;
}
.section-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: 32px;
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -.3px;
  color: var(--ink);
}
.section-head p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 15px;
}
.section-alt {
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* module cards */
.module-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.module-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease;
}
.module-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.module-card-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.module-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.module-card:hover .module-card-media img {
  transform: scale(1.04);
}
.module-card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(20,24,36,.3), transparent 50%);
}
.module-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(20,24,36,.72);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 5px 12px;
  letter-spacing: .06em;
}
.module-card-body {
  padding: 24px;
}
.module-card-order {
  font-family: "Barlow Condensed", "Roboto Condensed", sans-serif;
  display: block;
  font-size: 14px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: .08em;
  margin-bottom: 10px;
}
.module-card-body h3 {
  font-size: 21px;
  font-weight: 900;
  margin-bottom: 10px;
  color: var(--ink);
}
.module-card-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}
.module-card-dark .module-card-body {
  background: var(--navy-2);
}
.module-card-dark .module-card-body h3 {
  color: #fff;
}
.module-card-dark .module-card-body p {
  color: rgba(255,255,255,.6);
}
.module-card-dark .module-card-order {
  color: var(--amber);
}
@media (max-width: 1024px) {
  .module-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .module-grid {
    grid-template-columns: 1fr;
  }
}

/* dimension band */
.dimension-band {
  background: linear-gradient(140deg, #141824 0%, #1D2534 62%, #26212F 100%);
  border-radius: 32px;
  padding: 64px 52px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.dimension-band::before {
  content: "365";
  position: absolute;
  right: 24px;
  bottom: -42px;
  font-family: "Barlow Condensed", sans-serif;
  font-size: 220px;
  line-height: 1;
  font-weight: 900;
  color: rgba(255,255,255,.03);
  pointer-events: none;
}
.dimension-band-head {
  position: relative;
  max-width: 600px;
  margin-bottom: 42px;
}
.dimension-band-head .section-kicker {
  color: var(--amber);
}
.dimension-band-head h2 {
  font-size: 32px;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 14px;
}
.dimension-band-head p {
  color: rgba(255,255,255,.62);
}
.dimension-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.dimension-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 20px;
  padding: 24px 22px;
  transition: background .25s ease, border-color .25s ease, transform .25s ease;
}
.dimension-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,157,46,.45);
  transform: translateY(-3px);
}
.dimension-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 26px;
  border-radius: 8px;
  background: rgba(255,157,46,.18);
  color: var(--amber);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
  margin-bottom: 16px;
}
.dimension-card h4 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 10px;
  color: #fff;
}
.dimension-card p {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255,255,255,.58);
}
@media (max-width: 1000px) {
  .dimension-band {
    padding: 46px 28px;
  }
  .dimension-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .dimension-grid {
    grid-template-columns: 1fr;
  }
  .dimension-band-head h2 {
    font-size: 26px;
  }
}

/* steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  counter-reset: step;
}
.step-item {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s ease, transform .25s ease;
}
.step-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.step-mark {
  font-family: "Barlow Condensed", "Roboto Condensed", sans-serif;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--orange);
}
.step-title {
  font-size: 18px;
  font-weight: 900;
  color: var(--ink);
  margin-top: 18px;
  margin-bottom: 10px;
  position: relative;
  padding-top: 14px;
}
.step-title::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 34px;
  height: 3px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--orange), var(--amber));
}
.step-item p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}
@media (max-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
}

/* scenario cards */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.scenario-card {
  border-radius: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--orange);
  padding: 32px 28px;
  transition: box-shadow .25s ease, transform .25s ease;
}
.scenario-card:nth-child(2) {
  border-top-color: var(--amber);
  background: linear-gradient(180deg, #FFF9F2, #fff);
}
.scenario-card:nth-child(3) {
  border-top-color: var(--navy-2);
}
.scenario-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.scenario-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(240,79,26,.1);
  color: var(--orange);
  font-size: 22px;
  font-weight: 900;
  margin-bottom: 20px;
}
.scenario-card:nth-child(2) .scenario-icon {
  background: rgba(255,157,46,.14);
  color: #C66F00;
}
.scenario-card:nth-child(3) .scenario-icon {
  background: rgba(20,24,36,.08);
  color: var(--navy);
}
.scenario-card h3 {
  font-size: 19px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 10px;
}
.scenario-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.85;
}
@media (max-width: 1024px) {
  .scenario-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .scenario-grid {
    grid-template-columns: 1fr;
  }
}

/* FAQ */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 6px 6px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
  padding: 18px 22px;
  cursor: pointer;
  border-radius: 16px;
  transition: color .2s ease;
}
.faq-question:hover {
  color: var(--orange);
}
.faq-question[aria-expanded="true"] {
  color: var(--orange);
}
.faq-icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(240,79,26,.1);
  color: var(--orange);
  font-size: 16px;
  font-weight: 700;
  transition: transform .25s ease, background .25s ease;
}
.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
  background: var(--orange);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.faq-answer-inner {
  padding: 2px 24px 22px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.9;
}
@media (max-width: 520px) {
  .faq-question {
    font-size: 15px;
    padding: 16px 14px;
  }
  .faq-answer-inner {
    padding: 0 16px 20px;
  }
}

/* CTA band */
.cta-band-section {
  padding: 0 0 96px;
}
.cta-band {
  position: relative;
  border-radius: 32px;
  padding: 64px 52px;
  background: linear-gradient(110deg, rgba(20,24,36,.96), rgba(29,37,52,.9)), url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  overflow: hidden;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border: 1px solid rgba(255,255,255,.06);
  box-shadow: 0 30px 80px rgba(20,24,36,.18);
}
.cta-band::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,157,46,.2), transparent 68%);
  pointer-events: none;
}
.cta-copy {
  position: relative;
  z-index: 1;
}
.cta-copy .cta-kicker {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--amber);
}
.cta-copy h2 {
  font-size: 30px;
  font-weight: 900;
  line-height: 1.3;
  margin: 10px 0 14px;
}
.cta-copy p {
  color: rgba(255,255,255,.65);
  font-size: 15px;
  max-width: 600px;
}
.cta-buttons {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}
.cta-buttons .btn {
  min-width: 200px;
}
@media (max-width: 900px) {
  .cta-band {
    flex-direction: column;
    align-items: flex-start;
    padding: 42px 28px;
  }
  .cta-buttons {
    flex-direction: row;
  }
}
@media (max-width: 560px) {
  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }
  .cta-buttons .btn {
    width: 100%;
  }
}

/* ===== Footer ===== */
.main-footer {
  background: #10141E;
  color: rgba(255,255,255,.64);
  padding-top: 64px;
  font-size: 14px;
}
.main-footer .footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 48px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand-container .brand-name {
  display: block;
  font-size: 20px;
  font-weight: 900;
  color: #fff;
  margin-bottom: 14px;
}
.footer-brand-container p {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255,255,255,.5);
  max-width: 320px;
}
.dot-live {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(23,195,166,.18);
}
.footer-title {
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 18px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: rgba(255,255,255,.56);
  transition: color .2s ease, padding-left .2s ease;
  display: inline-block;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: rgba(255,255,255,.5);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 24px 0 28px;
  font-size: 13px;
  color: rgba(255,255,255,.35);
}
@media (max-width: 1024px) {
  .main-footer .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}
@media (max-width: 560px) {
  .main-footer .footer-top {
    grid-template-columns: 1fr;
  }
}