/* roulang page: index */
:root {
            --bg: #191417;
            --bg-deep: #120f11;
            --surface: #241c21;
            --surface-2: #2d2229;
            --surface-3: #35272f;
            --primary: #9c3f62;
            --primary-light: #c46484;
            --primary-dark: #6f2946;
            --accent: #dc8d67;
            --accent-soft: #f0c6ad;
            --text: #f7f0f2;
            --text-soft: #d4c6cb;
            --muted: #a9969e;
            --border: rgba(240, 218, 225, .13);
            --border-strong: rgba(220, 141, 103, .35);
            --success: #71b598;
            --warning: #d9a65f;
            --danger: #d16e78;
            --shadow-sm: 0 12px 30px rgba(8, 5, 7, .18);
            --shadow-lg: 0 28px 80px rgba(7, 4, 6, .38);
            --radius-sm: 10px;
            --radius: 16px;
            --radius-lg: 22px;
            --container: 1240px;
            --transition: .22s ease;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 96px;
        }

        body {
            margin: 0;
            min-width: 320px;
            overflow-x: hidden;
            color: var(--text);
            background:
                radial-gradient(circle at 78% 3%, rgba(156, 63, 98, .16), transparent 28rem),
                radial-gradient(circle at 8% 38%, rgba(220, 141, 103, .07), transparent 25rem),
                var(--bg);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Hiragino Sans GB", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        body.modal-open {
            padding-right: 0 !important;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition);
        }

        a:hover {
            color: var(--accent-soft);
        }

        button,
        input {
            font: inherit;
        }

        button,
        a,
        input {
            -webkit-tap-highlight-color: transparent;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(220, 141, 103, .4);
            outline-offset: 3px;
        }

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

        h1,
        h2,
        h3,
        p {
            margin-top: 0;
        }

        h1,
        h2,
        h3 {
            text-wrap: balance;
        }

        .container {
            width: min(100% - 32px, var(--container));
        }

        .skip-link {
            position: fixed;
            top: 12px;
            left: 12px;
            z-index: 1100;
            padding: 10px 16px;
            color: var(--bg-deep);
            background: var(--accent-soft);
            border-radius: var(--radius-sm);
            transform: translateY(-150%);
        }

        .skip-link:focus {
            transform: translateY(0);
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1020;
            height: 78px;
            border-bottom: 1px solid var(--border);
            background: rgba(25, 20, 23, .9);
            backdrop-filter: blur(18px);
        }

        .command-nav {
            display: flex;
            align-items: center;
            gap: 24px;
            min-height: 78px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            flex: 0 0 auto;
            gap: 11px;
            color: var(--text);
            font-size: 18px;
            font-weight: 800;
            letter-spacing: -.03em;
        }

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

        .brand-mark {
            position: relative;
            width: 35px;
            height: 35px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, .15);
            border-radius: 11px;
            background: linear-gradient(145deg, var(--primary-light), var(--primary-dark));
            box-shadow: 0 8px 24px rgba(156, 63, 98, .28);
        }

        .brand-mark::before,
        .brand-mark::after {
            position: absolute;
            content: "";
            background: rgba(255, 255, 255, .82);
            border-radius: 2px;
        }

        .brand-mark::before {
            width: 14px;
            height: 5px;
            top: 9px;
            left: 7px;
        }

        .brand-mark::after {
            width: 19px;
            height: 5px;
            right: 5px;
            bottom: 9px;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            justify-content: center;
            flex: 1 1 auto;
            gap: 6px;
        }

        .nav-link-custom {
            position: relative;
            padding: 9px 13px;
            color: var(--text-soft);
            border-radius: 9px;
            font-size: 14px;
            font-weight: 650;
            white-space: nowrap;
        }

        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--text);
            background: rgba(156, 63, 98, .13);
        }

        .nav-link-custom.active::after {
            position: absolute;
            right: 12px;
            bottom: 3px;
            left: 12px;
            height: 2px;
            content: "";
            background: var(--accent);
            border-radius: 3px;
        }

        .nav-tools {
            display: flex;
            align-items: center;
            gap: 10px;
            flex: 0 0 auto;
        }

        .command-search {
            position: relative;
            width: 224px;
        }

        .command-search input {
            width: 100%;
            height: 42px;
            padding: 0 48px 0 39px;
            color: var(--text);
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 11px;
            outline: 0;
        }

        .command-search input::placeholder {
            color: var(--muted);
        }

        .command-search input:hover {
            border-color: rgba(220, 141, 103, .25);
        }

        .command-search input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(220, 141, 103, .1);
        }

        .search-icon {
            position: absolute;
            top: 50%;
            left: 13px;
            width: 15px;
            height: 15px;
            border: 2px solid var(--muted);
            border-radius: 50%;
            transform: translateY(-50%);
            pointer-events: none;
        }

        .search-icon::after {
            position: absolute;
            width: 6px;
            height: 2px;
            right: -5px;
            bottom: -2px;
            content: "";
            background: var(--muted);
            transform: rotate(45deg);
        }

        .key-hint {
            position: absolute;
            top: 50%;
            right: 9px;
            min-width: 28px;
            padding: 1px 6px;
            color: var(--muted);
            background: var(--surface-3);
            border: 1px solid var(--border);
            border-radius: 6px;
            font-size: 11px;
            line-height: 20px;
            text-align: center;
            transform: translateY(-50%);
            pointer-events: none;
        }

        .btn-main,
        .btn-secondary-custom,
        .btn-quiet {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 46px;
            gap: 8px;
            padding: 11px 19px;
            border-radius: 11px;
            border: 1px solid transparent;
            font-weight: 750;
            line-height: 1.35;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
        }

        .btn-main {
            color: #fff8f3;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            border-color: rgba(255, 255, 255, .08);
            box-shadow: 0 10px 28px rgba(156, 63, 98, .26);
        }

        .btn-main:hover {
            color: #fff;
            background: linear-gradient(135deg, #cf6e8d, #a94769);
            box-shadow: 0 14px 34px rgba(156, 63, 98, .38);
            transform: translateY(-2px);
        }

        .btn-main:active,
        .btn-secondary-custom:active,
        .btn-quiet:active {
            transform: translateY(1px);
        }

        .btn-main:disabled,
        .btn-secondary-custom:disabled {
            opacity: .48;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        .btn-secondary-custom {
            color: var(--text);
            background: rgba(255, 255, 255, .035);
            border-color: var(--border);
        }

        .btn-secondary-custom:hover {
            color: var(--accent-soft);
            background: var(--surface-2);
            border-color: var(--border-strong);
            transform: translateY(-2px);
        }

        .btn-quiet {
            min-height: 40px;
            padding: 8px 13px;
            color: var(--text-soft);
            background: transparent;
            border-color: var(--border);
            font-size: 14px;
        }

        .btn-quiet:hover {
            color: var(--text);
            background: var(--surface-2);
            border-color: var(--border-strong);
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            padding: 11px;
            color: var(--text);
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 11px;
        }

        .mobile-toggle span {
            display: block;
            height: 2px;
            margin: 4px 0;
            background: currentColor;
            border-radius: 2px;
        }

        .offcanvas {
            color: var(--text);
            background: var(--bg-deep);
            border-color: var(--border) !important;
        }

        .offcanvas-header {
            padding: 20px;
            border-bottom: 1px solid var(--border);
        }

        .offcanvas-body {
            padding: 20px;
        }

        .offcanvas .btn-close {
            filter: invert(1) grayscale(1);
            opacity: .8;
        }

        .mobile-links {
            display: grid;
            gap: 8px;
            margin: 18px 0 24px;
        }

        .mobile-links .nav-link-custom {
            padding: 13px 15px;
            font-size: 16px;
        }

        .section {
            position: relative;
            padding: 92px 0;
            border-top: 1px solid rgba(255, 255, 255, .045);
        }

        .section:first-child {
            border-top: 0;
        }

        .section-soft {
            background: rgba(255, 255, 255, .018);
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
            color: var(--accent-soft);
            font-size: 13px;
            font-weight: 800;
            letter-spacing: .08em;
        }

        .section-kicker::before {
            width: 24px;
            height: 2px;
            content: "";
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            margin-bottom: 16px;
            color: var(--text);
            font-size: clamp(30px, 4vw, 46px);
            font-weight: 850;
            letter-spacing: -.045em;
            line-height: 1.22;
        }

        .section-copy {
            max-width: 720px;
            margin-bottom: 0;
            color: var(--text-soft);
            font-size: 17px;
            line-height: 1.85;
        }

        .section-head {
            display: flex;
            align-items: end;
            justify-content: space-between;
            gap: 32px;
            margin-bottom: 42px;
        }

        .section-head .section-copy {
            max-width: 650px;
        }

        .hero {
            min-height: 720px;
            padding: 74px 0 68px;
            overflow: hidden;
        }

        .hero::before {
            position: absolute;
            top: 4%;
            left: 50%;
            width: 760px;
            height: 460px;
            content: "";
            background: radial-gradient(ellipse, rgba(156, 63, 98, .2), transparent 67%);
            transform: translateX(-50%);
            pointer-events: none;
        }

        .hero-stage {
            position: relative;
            overflow: hidden;
            padding: 54px;
            background:
                linear-gradient(135deg, rgba(255, 255, 255, .045), transparent 45%),
                var(--surface);
            border: 1px solid var(--border);
            border-radius: 26px;
            box-shadow: var(--shadow-lg);
        }

        .hero-stage::after {
            position: absolute;
            right: -100px;
            bottom: -170px;
            width: 420px;
            height: 420px;
            content: "";
            border: 1px solid rgba(220, 141, 103, .14);
            border-radius: 50%;
            box-shadow:
                0 0 0 52px rgba(156, 63, 98, .035),
                0 0 0 106px rgba(156, 63, 98, .025);
        }

        .hero-topline {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 32px;
        }

        .status-pill,
        .tag,
        .badge-soft {
            display: inline-flex;
            align-items: center;
            width: fit-content;
            gap: 7px;
            color: var(--text-soft);
            background: rgba(255, 255, 255, .045);
            border: 1px solid var(--border);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 700;
            line-height: 1;
        }

        .status-pill {
            padding: 9px 12px;
        }

        .status-dot {
            width: 8px;
            height: 8px;
            background: var(--success);
            border-radius: 50%;
            box-shadow: 0 0 0 4px rgba(113, 181, 152, .12);
        }

        .age-inline {
            color: var(--muted);
            font-size: 13px;
        }

        .hero-copy {
            position: relative;
            z-index: 2;
            max-width: 950px;
            margin: 0 auto;
            text-align: center;
        }

        .hero h1 {
            margin-bottom: 24px;
            font-size: clamp(42px, 6.5vw, 78px);
            font-weight: 900;
            letter-spacing: -.065em;
            line-height: 1.08;
        }

        .hero h1 em {
            color: var(--accent-soft);
            font-style: normal;
        }

        .hero-intro {
            max-width: 820px;
            margin: 0 auto 30px;
            color: var(--text-soft);
            font-size: clamp(17px, 2vw, 20px);
            line-height: 1.9;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }

        .group-strip {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.35fr .7fr auto;
            align-items: center;
            gap: 24px;
            margin-top: 45px;
            padding: 20px 22px;
            background: rgba(16, 12, 15, .58);
            border: 1px solid var(--border);
            border-radius: var(--radius);
        }

        .group-title {
            margin-bottom: 5px;
            font-size: 16px;
            font-weight: 800;
        }

        .group-desc {
            margin: 0;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.6;
        }

        .progress-wrap {
            min-width: 180px;
        }

        .progress-meta {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
            color: var(--text-soft);
            font-size: 12px;
        }

        .progress {
            height: 7px;
            overflow: hidden;
            background: var(--surface-3);
            border-radius: 8px;
        }

        .progress-bar {
            width: 66%;
            background: linear-gradient(90deg, var(--primary-light), var(--accent));
        }

        .group-buttons {
            display: flex;
            gap: 9px;
        }

        .age-notice {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            margin-top: 18px;
            color: var(--muted);
            font-size: 13px;
        }

        .age-notice button {
            padding: 0;
            color: var(--accent-soft);
            background: transparent;
            border: 0;
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .feature-layout {
            display: grid;
            grid-template-columns: .72fr 1.45fr;
            gap: 24px;
        }

        .feature-menu {
            display: grid;
            align-content: start;
            gap: 10px;
        }

        .feature-tab {
            display: grid;
            grid-template-columns: 34px 1fr;
            gap: 14px;
            padding: 18px;
            color: var(--text-soft);
            background: transparent;
            border: 1px solid transparent;
            border-radius: var(--radius);
            text-align: left;
        }

        .feature-tab:hover,
        .feature-tab.active {
            color: var(--text);
            background: var(--surface);
            border-color: var(--border);
            transform: translateX(4px);
        }

        .feature-index {
            color: var(--accent);
            font-size: 12px;
            font-weight: 850;
        }

        .feature-tab strong {
            display: block;
            margin-bottom: 5px;
            font-size: 17px;
        }

        .feature-tab small {
            display: block;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.65;
        }

        .feature-panel {
            min-height: 470px;
            padding: 30px;
            background:
                linear-gradient(160deg, rgba(156, 63, 98, .12), transparent 48%),
                var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
        }

        .panel-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-bottom: 18px;
            border-bottom: 1px solid var(--border);
        }

        .panel-toolbar strong {
            font-size: 18px;
        }

        .filter-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag,
        .badge-soft {
            padding: 8px 10px;
        }

        .tag.active {
            color: #fff;
            background: var(--primary);
            border-color: var(--primary-light);
        }

        .content-preview {
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 16px;
            margin-top: 22px;
        }

        .preview-main,
        .preview-small {
            position: relative;
            overflow: hidden;
            min-height: 180px;
            padding: 22px;
            background: var(--surface-2);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
        }

        .preview-main {
            grid-row: span 2;
            min-height: 370px;
            background:
                linear-gradient(180deg, transparent 30%, rgba(15, 10, 13, .92)),
                radial-gradient(circle at 70% 20%, rgba(220, 141, 103, .28), transparent 35%),
                linear-gradient(135deg, #452b38, #221a20);
        }

        .preview-small:nth-child(2) {
            background:
                radial-gradient(circle at 80% 20%, rgba(156, 63, 98, .24), transparent 35%),
                var(--surface-2);
        }

        .preview-small:nth-child(3) {
            background:
                radial-gradient(circle at 18% 70%, rgba(220, 141, 103, .17), transparent 35%),
                var(--surface-2);
        }

        .preview-main:hover,
        .preview-small:hover {
            border-color: var(--border-strong);
            box-shadow: 0 16px 35px rgba(0, 0, 0, .18);
            transform: translateY(-3px);
        }

        .preview-content {
            position: absolute;
            right: 22px;
            bottom: 22px;
            left: 22px;
        }

        .preview-content h3,
        .preview-small h3 {
            margin: 10px 0 8px;
            font-size: 21px;
            font-weight: 800;
        }

        .preview-content p,
        .preview-small p {
            margin-bottom: 0;
            color: var(--text-soft);
            font-size: 14px;
            line-height: 1.7;
        }

        .preview-small h3 {
            font-size: 17px;
        }

        .scene-band {
            display: grid;
            grid-template-columns: repeat(4, minmax(230px, 1fr));
            gap: 0;
            overflow-x: auto;
            padding-bottom: 8px;
            scrollbar-color: var(--primary) var(--surface);
            scroll-snap-type: x mandatory;
        }

        .scene-item {
            min-height: 300px;
            padding: 26px;
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-right: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            scroll-snap-align: start;
        }

        .scene-item:first-child {
            border-left: 1px solid var(--border);
            border-radius: var(--radius-lg) 0 0 var(--radius-lg);
        }

        .scene-item:last-child {
            border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
        }

        .scene-item:hover {
            background: var(--surface-2);
            transform: translateY(-4px);
        }

        .scene-number {
            display: block;
            margin-bottom: 40px;
            color: var(--accent);
            font-size: 13px;
            font-weight: 850;
        }

        .scene-item h3 {
            margin-bottom: 13px;
            font-size: 21px;
            font-weight: 800;
        }

        .scene-item p {
            min-height: 82px;
            margin-bottom: 20px;
            color: var(--text-soft);
            font-size: 14px;
            line-height: 1.75;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: var(--accent-soft);
            font-weight: 750;
            font-size: 14px;
        }

        .text-link::after {
            content: "→";
            transition: transform var(--transition);
        }

        .text-link:hover::after {
            transform: translateX(4px);
        }

        .case-layout {
            display: grid;
            grid-template-columns: 1.35fr .65fr;
            gap: 24px;
        }

        .case-main {
            position: relative;
            display: flex;
            min-height: 500px;
            overflow: hidden;
            padding: 34px;
            align-items: end;
            background:
                linear-gradient(180deg, transparent 20%, rgba(17, 12, 15, .96)),
                radial-gradient(circle at 68% 20%, rgba(220, 141, 103, .28), transparent 28%),
                linear-gradient(140deg, #553244, #241b21 62%);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
        }

        .case-main::before {
            position: absolute;
            top: 55px;
            right: 60px;
            width: 200px;
            height: 260px;
            content: "";
            border: 1px solid rgba(255, 255, 255, .13);
            border-radius: 70px 18px 70px 18px;
            transform: rotate(9deg);
        }

        .case-main-content {
            position: relative;
            z-index: 2;
            max-width: 570px;
        }

        .case-main h3 {
            margin: 16px 0 12px;
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 850;
            line-height: 1.28;
        }

        .case-main p {
            color: var(--text-soft);
            line-height: 1.8;
        }

        .case-side {
            display: grid;
            gap: 18px;
        }

        .case-row {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 241px;
            padding: 25px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
        }

        .case-row:hover {
            background: var(--surface-2);
            border-color: var(--border-strong);
            transform: translateY(-3px);
        }

        .case-row h3 {
            margin: 13px 0 10px;
            font-size: 20px;
            font-weight: 800;
        }

        .case-row p {
            margin: 0;
            color: var(--text-soft);
            font-size: 14px;
            line-height: 1.7;
        }

        .meta-line {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            color: var(--muted);
            font-size: 12px;
        }

        .access-board {
            display: grid;
            grid-template-columns: 1.25fr .75fr;
            gap: 24px;
        }

        .access-primary {
            padding: 38px;
            background:
                radial-gradient(circle at 90% 10%, rgba(220, 141, 103, .15), transparent 35%),
                var(--surface);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
        }

        .price-line {
            display: flex;
            align-items: end;
            gap: 10px;
            margin: 24px 0;
        }

        .price-line strong {
            color: var(--accent-soft);
            font-family: Arial, sans-serif;
            font-size: 64px;
            line-height: 1;
        }

        .price-line span {
            padding-bottom: 8px;
            color: var(--muted);
        }

        .access-primary h3 {
            font-size: 28px;
            font-weight: 850;
        }

        .check-list {
            display: grid;
            gap: 12px;
            padding: 0;
            margin: 26px 0 30px;
            list-style: none;
        }

        .check-list li {
            display: flex;
            gap: 11px;
            color: var(--text-soft);
        }

        .check-list li::before {
            display: grid;
            width: 22px;
            height: 22px;
            flex: 0 0 22px;
            content: "✓";
            place-items: center;
            color: var(--success);
            background: rgba(113, 181, 152, .1);
            border-radius: 50%;
            font-size: 12px;
            font-weight: 900;
        }

        .access-side {
            display: grid;
            gap: 18px;
        }

        .access-note {
            padding: 26px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
        }

        .access-note h3 {
            font-size: 19px;
            font-weight: 800;
        }

        .access-note p {
            margin-bottom: 0;
            color: var(--text-soft);
            font-size: 14px;
            line-height: 1.75;
        }

        .news-grid {
            display: grid;
            grid-template-columns: 1.25fr .75fr;
            gap: 24px;
        }

        .news-list,
        .index-panel {
            overflow: hidden;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
        }

        .news-row {
            display: grid;
            grid-template-columns: 92px 1fr auto;
            align-items: center;
            gap: 18px;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
        }

        .news-row:last-child {
            border-bottom: 0;
        }

        .news-row:hover {
            background: var(--surface-2);
        }

        .news-date {
            color: var(--muted);
            font-family: Arial, sans-serif;
            font-size: 13px;
        }

        .news-row h3 {
            margin-bottom: 4px;
            font-size: 16px;
            font-weight: 750;
        }

        .news-row p {
            margin: 0;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.6;
        }

        .state-badge {
            padding: 6px 9px;
            color: var(--success);
            background: rgba(113, 181, 152, .09);
            border: 1px solid rgba(113, 181, 152, .2);
            border-radius: 8px;
            font-size: 12px;
            font-weight: 750;
            white-space: nowrap;
        }

        .index-panel {
            padding: 26px;
        }

        .index-panel h3 {
            margin-bottom: 20px;
            font-size: 20px;
            font-weight: 850;
        }

        .index-item {
            display: grid;
            grid-template-columns: 32px 1fr auto;
            gap: 12px;
            align-items: center;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }

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

        .index-rank {
            color: var(--accent);
            font-family: Arial, sans-serif;
            font-size: 13px;
            font-weight: 850;
        }

        .index-item strong {
            display: block;
            font-size: 14px;
        }

        .trend {
            color: var(--success);
            font-size: 12px;
        }

        .faq-wrap {
            display: grid;
            grid-template-columns: .72fr 1.28fr;
            gap: 48px;
            align-items: start;
        }

        .faq-aside {
            position: sticky;
            top: 110px;
        }

        .faq-aside .section-copy {
            font-size: 15px;
        }

        .accordion {
            --bs-accordion-bg: transparent;
            --bs-accordion-border-color: transparent;
            --bs-accordion-btn-focus-box-shadow: none;
        }

        .accordion-item {
            overflow: hidden;
            margin-bottom: 12px;
            color: var(--text);
            background: var(--surface);
            border: 1px solid var(--border) !important;
            border-radius: var(--radius) !important;
        }

        .accordion-item:hover {
            border-color: rgba(220, 141, 103, .25) !important;
        }

        .accordion-button {
            padding: 21px 23px;
            color: var(--text);
            background: transparent;
            font-size: 16px;
            font-weight: 800;
            box-shadow: none !important;
        }

        .accordion-button:not(.collapsed) {
            color: var(--accent-soft);
            background: rgba(156, 63, 98, .09);
        }

        .accordion-button::after {
            width: 22px;
            height: 22px;
            content: "+";
            color: var(--text-soft);
            background: none;
            font-size: 22px;
            line-height: 20px;
            text-align: center;
            transform: none;
        }

        .accordion-button:not(.collapsed)::after {
            content: "−";
            color: var(--accent);
            transform: none;
        }

        .accordion-body {
            padding: 5px 23px 23px;
            color: var(--text-soft);
            font-size: 14px;
            line-height: 1.9;
        }

        .final-cta {
            padding-top: 36px;
        }

        .cta-panel {
            position: relative;
            display: grid;
            grid-template-columns: 1fr auto;
            align-items: center;
            gap: 32px;
            overflow: hidden;
            padding: 48px;
            background:
                radial-gradient(circle at 95% 20%, rgba(220, 141, 103, .21), transparent 32%),
                linear-gradient(135deg, #3c2632, #251c22);
            border: 1px solid var(--border-strong);
            border-radius: 24px;
            box-shadow: var(--shadow-lg);
        }

        .cta-panel::before {
            position: absolute;
            top: -80px;
            left: 38%;
            width: 220px;
            height: 220px;
            content: "";
            border: 1px solid rgba(255, 255, 255, .07);
            border-radius: 50%;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .cta-content h2 {
            margin-bottom: 13px;
            font-size: clamp(30px, 4vw, 46px);
            font-weight: 880;
            letter-spacing: -.04em;
        }

        .cta-content p {
            margin-bottom: 0;
            color: var(--text-soft);
        }

        .cta-actions {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .site-footer {
            padding: 62px 0 28px;
            background: var(--bg-deep);
            border-top: 1px solid var(--border);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr .8fr .8fr 1fr;
            gap: 44px;
        }

        .footer-brand p {
            max-width: 400px;
            margin: 20px 0 0;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.85;
        }

        .footer-title {
            margin-bottom: 17px;
            color: var(--text);
            font-size: 14px;
            font-weight: 850;
        }

        .footer-links {
            display: grid;
            gap: 10px;
        }

        .footer-links a,
        .footer-links span {
            color: var(--muted);
            font-size: 14px;
        }

        .footer-links a:hover {
            color: var(--accent-soft);
            transform: translateX(3px);
        }

        .footer-warning {
            padding: 16px;
            color: var(--text-soft);
            background: rgba(217, 166, 95, .06);
            border: 1px solid rgba(217, 166, 95, .16);
            border-radius: var(--radius-sm);
            font-size: 13px;
            line-height: 1.75;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            gap: 20px;
            margin-top: 42px;
            padding-top: 24px;
            color: var(--muted);
            border-top: 1px solid var(--border);
            font-size: 12px;
        }

        .search-feedback {
            display: none;
            position: fixed;
            top: 92px;
            left: 50%;
            z-index: 1070;
            width: min(calc(100% - 32px), 520px);
            padding: 15px 18px;
            color: var(--text);
            background: var(--surface-2);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            transform: translateX(-50%);
        }

        .search-feedback.show {
            display: block;
            animation: noticeIn .2s ease both;
        }

        @keyframes noticeIn {
            from {
                opacity: 0;
                transform: translate(-50%, -8px);
            }
            to {
                opacity: 1;
                transform: translate(-50%, 0);
            }
        }

        .modal-content {
            color: var(--text);
            background: var(--surface);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
        }

        .modal-header,
        .modal-footer {
            border-color: var(--border);
        }

        .modal-title {
            font-weight: 850;
        }

        .modal-body {
            color: var(--text-soft);
            line-height: 1.85;
        }

        .modal .btn-close {
            filter: invert(1);
        }

        @media (max-width: 1199.98px) {
            .desktop-nav {
                gap: 2px;
            }

            .nav-link-custom {
                padding-right: 9px;
                padding-left: 9px;
            }

            .command-search {
                width: 190px;
            }

            .hero-stage {
                padding: 44px;
            }

            .feature-layout,
            .faq-wrap {
                grid-template-columns: .85fr 1.15fr;
            }
        }

        @media (max-width: 991.98px) {
            .site-header,
            .command-nav {
                height: 70px;
                min-height: 70px;
            }

            .desktop-nav,
            .nav-tools .command-search,
            .nav-tools > .btn-main {
                display: none;
            }

            .nav-tools {
                margin-left: auto;
            }

            .mobile-toggle {
                display: inline-block;
            }

            .section {
                padding: 74px 0;
            }

            .group-strip,
            .content-preview,
            .case-layout,
            .access-board,
            .news-grid,
            .footer-grid {
                grid-template-columns: 1fr;
            }

            .group-strip {
                text-align: center;
            }

            .group-buttons {
                justify-content: center;
            }

            .feature-layout {
                grid-template-columns: 1fr;
            }

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

            .feature-tab:hover,
            .feature-tab.active {
                transform: translateY(-2px);
            }

            .preview-main {
                min-height: 330px;
            }

            .case-main {
                min-height: 440px;
            }

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

            .faq-wrap {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .faq-aside {
                position: static;
            }

            .cta-panel {
                grid-template-columns: 1fr;
                padding: 40px;
            }

            .footer-grid {
                grid-template-columns: 1.3fr 1fr 1fr;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                width: min(100% - 24px, var(--container));
            }

            .brand {
                font-size: 15px;
            }

            .brand-mark {
                width: 32px;
                height: 32px;
            }

            .section {
                padding: 60px 0;
            }

            .section-head {
                display: block;
                margin-bottom: 30px;
            }

            .section-head .btn-quiet {
                margin-top: 20px;
            }

            .hero {
                min-height: auto;
                padding: 38px 0 52px;
            }

            .hero-stage {
                padding: 28px 20px;
                border-radius: 20px;
            }

            .hero-topline {
                align-items: flex-start;
                margin-bottom: 25px;
            }

            .age-inline {
                max-width: 110px;
                text-align: right;
                line-height: 1.5;
            }

            .hero h1 {
                font-size: clamp(38px, 11vw, 54px);
            }

            .hero-intro {
                font-size: 16px;
            }

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

            .group-strip {
                gap: 18px;
                margin-top: 32px;
                padding: 18px;
            }

            .progress-wrap {
                width: 100%;
            }

            .group-buttons {
                display: grid;
                grid-template-columns: 1fr 1fr;
            }

            .age-notice {
                align-items: flex-start;
                text-align: left;
            }

            .feature-menu {
                display: flex;
                overflow-x: auto;
                padding-bottom: 8px;
                scroll-snap-type: x mandatory;
            }

            .feature-tab {
                min-width: 245px;
                scroll-snap-align: start;
            }

            .feature-panel {
                min-height: auto;
                padding: 20px;
            }

            .content-preview {
                display: block;
            }

            .preview-main,
            .preview-small {
                min-height: 230px;
                margin-bottom: 14px;
            }

            .preview-small {
                min-height: 165px;
            }

            .scene-band {
                grid-template-columns: repeat(4, 82vw);
            }

            .case-main {
                min-height: 420px;
                padding: 24px;
            }

            .case-side {
                grid-template-columns: 1fr;
            }

            .case-row {
                min-height: 200px;
            }

            .access-primary {
                padding: 28px 22px;
            }

            .price-line strong {
                font-size: 52px;
            }

            .news-row {
                grid-template-columns: 1fr auto;
                gap: 10px;
            }

            .news-date {
                grid-column: 1 / -1;
            }

            .cta-panel {
                padding: 30px 22px;
            }

            .cta-actions {
                display: grid;
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px 24px;
            }

            .footer-bottom {
                display: block;
            }

            .footer-bottom span {
                display: block;
                margin-top: 7px;
            }
        }

        @media (max-width: 519.98px) {
            .brand-text {
                max-width: 190px;
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
            }

            .section-title {
                font-size: 29px;
            }

            .section-copy {
                font-size: 15px;
            }

            .hero-topline {
                display: block;
            }

            .age-inline {
                max-width: none;
                margin-top: 10px;
                text-align: left;
            }

            .group-buttons,
            .footer-grid {
                grid-template-columns: 1fr;
            }

            .panel-toolbar {
                align-items: flex-start;
                flex-direction: column;
            }

            .scene-band {
                grid-template-columns: repeat(4, 88vw);
            }

            .scene-item {
                border: 1px solid var(--border);
                border-radius: var(--radius) !important;
            }

            .news-row {
                padding: 18px;
            }

            .state-badge {
                align-self: start;
            }

            .index-panel {
                padding: 20px;
            }

            .accordion-button {
                padding: 18px;
                font-size: 15px;
            }

            .accordion-body {
                padding: 3px 18px 20px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                scroll-behavior: auto !important;
                transition-duration: .01ms !important;
                animation-duration: .01ms !important;
                animation-iteration-count: 1 !important;
            }
        }

/* roulang page: category1 */
:root{
 --bg:#191417;--bg-deep:#120f11;--surface:#241c21;--surface-2:#2d2229;--surface-3:#35272f;
 --primary:#9c3f62;--primary-light:#c46484;--primary-dark:#6f2946;--accent:#dc8d67;--accent-soft:#f0c6ad;
 --text:#f7f0f2;--text-soft:#d4c6cb;--muted:#a9969e;--border:rgba(240,218,225,.13);
 --border-strong:rgba(220,141,103,.35);--success:#71b598;--warning:#d9a65f;--danger:#d16e78;
 --shadow-sm:0 12px 30px rgba(8,5,7,.18);--shadow-lg:0 28px 80px rgba(7,4,6,.38);
 --radius-sm:10px;--radius:16px;--radius-lg:22px;--container:1240px;--transition:.22s ease
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;min-width:320px;overflow-x:hidden;color:var(--text);background:radial-gradient(circle at 78% 3%,rgba(156,63,98,.16),transparent 28rem),radial-gradient(circle at 8% 38%,rgba(220,141,103,.07),transparent 25rem),var(--bg);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Hiragino Sans GB",Arial,sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
body.modal-open{padding-right:0!important}
a{color:inherit;text-decoration:none;transition:color var(--transition),border-color var(--transition),background var(--transition),transform var(--transition)}
a:hover{color:var(--accent-soft)}
button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(220,141,103,.4);outline-offset:3px}
img{display:block;max-width:100%}
.container{width:min(100% - 32px,var(--container))}
.site-header{position:sticky;top:0;z-index:1020;height:78px;border-bottom:1px solid var(--border);background:rgba(25,20,23,.9);backdrop-filter:blur(18px)}
.command-nav{display:flex;align-items:center;gap:24px;min-height:78px}
.brand{display:inline-flex;align-items:center;flex:0 0 auto;gap:11px;color:var(--text);font-size:18px;font-weight:800;letter-spacing:-.03em}
.brand:hover{color:var(--text)}
.brand-mark{position:relative;width:35px;height:35px;overflow:hidden;border:1px solid rgba(255,255,255,.15);border-radius:11px;background:linear-gradient(145deg,var(--primary-light),var(--primary-dark));box-shadow:0 8px 24px rgba(156,63,98,.28)}
.brand-mark:before,.brand-mark:after{position:absolute;content:"";background:rgba(255,255,255,.82);border-radius:2px}
.brand-mark:before{width:14px;height:5px;top:9px;left:7px}.brand-mark:after{width:19px;height:5px;right:5px;bottom:9px}
.desktop-nav{display:flex;align-items:center;justify-content:center;flex:1;gap:6px}
.nav-link-custom{position:relative;padding:9px 13px;color:var(--text-soft);border-radius:9px;font-size:14px;font-weight:650;white-space:nowrap}
.nav-link-custom:hover,.nav-link-custom.active{color:var(--text);background:rgba(156,63,98,.13)}
.nav-link-custom.active:after{position:absolute;right:12px;bottom:3px;left:12px;height:2px;content:"";background:var(--accent);border-radius:3px}
.nav-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.command-search{position:relative;width:224px}.command-search input{width:100%;height:42px;padding:0 48px 0 39px;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:11px;outline:0}
.command-search input::placeholder{color:var(--muted)}.command-search input:hover{border-color:rgba(220,141,103,.25)}.command-search input:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(220,141,103,.1)}
.search-icon{position:absolute;top:50%;left:13px;width:15px;height:15px;border:2px solid var(--muted);border-radius:50%;transform:translateY(-50%);pointer-events:none}.search-icon:after{position:absolute;width:6px;height:2px;right:-5px;bottom:-3px;content:"";background:var(--muted);transform:rotate(45deg)}
.key-hint{position:absolute;top:8px;right:10px;padding:0 6px;color:var(--muted);border:1px solid var(--border);border-radius:5px;font-size:12px;line-height:24px}
.btn-main,.btn-quiet{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 17px;border:1px solid transparent;border-radius:10px;font-size:14px;font-weight:750;transition:all var(--transition)}
.btn-main{color:#fff;background:var(--primary);box-shadow:0 9px 22px rgba(111,41,70,.28)}.btn-main:hover{color:#fff;background:var(--primary-light);transform:translateY(-2px)}.btn-main:active{transform:translateY(0);background:var(--primary-dark)}
.btn-quiet{color:var(--text-soft);background:var(--surface);border-color:var(--border)}.btn-quiet:hover{color:var(--text);border-color:var(--border-strong);background:var(--surface-2)}
.mobile-toggle{display:none;width:42px;height:42px;padding:9px;background:var(--surface);border:1px solid var(--border);border-radius:10px}.mobile-toggle span{display:block;width:20px;height:2px;margin:4px auto;background:var(--text-soft);border-radius:3px}
.page-top{padding:58px 0 34px;border-bottom:1px solid var(--border);background:linear-gradient(90deg,rgba(45,34,41,.7),rgba(25,20,23,.2))}
.crumbs{display:flex;gap:9px;margin-bottom:18px;color:var(--muted);font-size:13px}.crumbs a{color:var(--accent-soft)}.crumbs span{opacity:.55}
.page-top h1{max-width:800px;margin:0 0 13px;font-size:clamp(32px,4vw,54px);line-height:1.2;letter-spacing:-.045em}
.page-top p{max-width:760px;margin:0;color:var(--text-soft);font-size:17px;line-height:1.85}
.page-meta{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.badge-custom{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;color:var(--accent-soft);background:rgba(220,141,103,.1);border:1px solid rgba(220,141,103,.23);border-radius:999px;font-size:12px;font-weight:700}.badge-custom.green{color:#a5d4bd;background:rgba(113,181,152,.1);border-color:rgba(113,181,152,.24)}
.section{padding:52px 0}.layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:28px;align-items:start}
.filter-panel,.content-panel,.notice-panel,.faq-item{background:rgba(36,28,33,.82);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.filter-panel{position:sticky;top:102px;padding:22px}.filter-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;font-size:17px;font-weight:800}.filter-title small{color:var(--muted);font-size:12px;font-weight:500}
.filter-group{padding:17px 0;border-top:1px solid var(--border)}.filter-group:first-of-type{padding-top:0;border-top:0}.filter-group h3{margin:0 0 10px;color:var(--text-soft);font-size:13px;font-weight:750}
.filter-option{display:flex;align-items:center;gap:9px;margin:9px 0;color:var(--muted);font-size:14px;cursor:pointer}.filter-option input{width:16px;height:16px;accent-color:var(--primary)}.filter-option:hover{color:var(--text)}
.filter-reset{width:100%;margin-top:10px;color:var(--accent-soft);background:transparent;border:1px solid var(--border);border-radius:9px;padding:8px;font-size:13px}.filter-reset:hover{background:var(--surface-2);border-color:var(--border-strong)}
.content-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:17px}.content-head h2{margin:0;font-size:24px;line-height:1.3}.content-head p{margin:5px 0 0;color:var(--muted);font-size:13px}.sort-select{color:var(--text-soft);background:var(--surface);border:1px solid var(--border);border-radius:9px;padding:8px 12px;font-size:13px;outline:0}.sort-select:focus{border-color:var(--accent)}
.media-list{display:grid;gap:14px}.media-card{display:grid;grid-template-columns:170px minmax(0,1fr) auto;gap:20px;align-items:center;padding:15px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);transition:all var(--transition)}.media-card:hover{border-color:var(--border-strong);background:var(--surface-2);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.cover{position:relative;min-height:122px;overflow:hidden;border-radius:11px;background:linear-gradient(135deg,#482938 0%,#9c3f62 48%,#dc8d67 100%)}.cover:after{position:absolute;inset:0;content:"";background:linear-gradient(135deg,transparent 30%,rgba(18,15,17,.52));}.cover-mark{position:absolute;z-index:1;right:12px;bottom:10px;color:rgba(255,255,255,.82);font-size:12px;letter-spacing:.12em}
.media-info h3{margin:8px 0 7px;font-size:18px;line-height:1.45}.media-info p{display:-webkit-box;overflow:hidden;margin:0;color:var(--muted);font-size:14px;line-height:1.7;-webkit-line-clamp:2;-webkit-box-orient:vertical}.meta-line{display:flex;flex-wrap:wrap;gap:12px;color:var(--muted);font-size:12px}.meta-line b{color:var(--text-soft);font-weight:600}
.card-action{white-space:nowrap}.card-action .btn-main{min-width:90px;padding-inline:13px}
.pagination-wrap{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:22px;padding-top:19px;border-top:1px solid var(--border)}.pagination-note{color:var(--muted);font-size:13px}.pager{display:flex;gap:7px}.pager a,.pager span{display:grid;place-items:center;width:35px;height:35px;color:var(--text-soft);background:var(--surface);border:1px solid var(--border);border-radius:8px;font-size:13px}.pager .current{color:#fff;background:var(--primary);border-color:var(--primary)}.pager a:hover{border-color:var(--accent);color:var(--accent-soft)}
.states{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.state{padding:17px;border:1px dashed var(--border);border-radius:var(--radius-sm);color:var(--muted);font-size:13px}.state strong{display:block;margin-bottom:5px;color:var(--text-soft);font-size:14px}.loading-dot{display:inline-block;width:7px;height:7px;margin-right:6px;border-radius:50%;background:var(--accent);box-shadow:12px 0 var(--primary-light),24px 0 var(--primary);opacity:.8}
.related{padding:23px;margin-top:30px;background:linear-gradient(135deg,rgba(111,41,70,.38),rgba(45,34,41,.75));border:1px solid var(--border-strong);border-radius:var(--radius-lg)}.related h2{margin:0 0 7px;font-size:21px}.related p{margin:0 0 15px;color:var(--text-soft);font-size:14px}.tag-nav{display:flex;flex-wrap:wrap;gap:9px}.tag-nav a{padding:7px 12px;color:var(--text-soft);background:rgba(18,15,17,.28);border:1px solid var(--border);border-radius:999px;font-size:13px}.tag-nav a:hover{color:#fff;border-color:var(--accent);background:var(--primary)}
.faq-section{padding:12px 0 56px}.section-heading{margin-bottom:22px}.eyebrow{margin-bottom:7px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.12em}.section-heading h2{margin:0;font-size:30px;line-height:1.3}.section-heading p{margin:7px 0 0;color:var(--muted)}
.accordion{display:grid;gap:10px}.accordion-item{overflow:hidden;background:var(--surface);border:1px solid var(--border)!important;border-radius:var(--radius-sm)!important}.accordion-button{color:var(--text);background:var(--surface);box-shadow:none!important;font-weight:700}.accordion-button:not(.collapsed){color:var(--accent-soft);background:var(--surface-2)}.accordion-button:after{filter:invert(1);opacity:.7}.accordion-body{color:var(--text-soft);background:var(--surface-2);font-size:14px;line-height:1.85}
.cta-band{margin:0 0 58px;padding:30px 34px;display:flex;align-items:center;justify-content:space-between;gap:22px;background:var(--primary-dark);border:1px solid rgba(240,198,173,.2);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.cta-band h2{margin:0 0 5px;font-size:25px}.cta-band p{margin:0;color:#ead9de;font-size:14px}
.site-footer{padding:46px 0 22px;border-top:1px solid var(--border);background:var(--bg-deep)}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1.1fr;gap:32px}.footer-brand p{max-width:330px;margin:16px 0 0;color:var(--muted);font-size:13px;line-height:1.8}.footer-title{margin:2px 0 13px;color:var(--text);font-size:14px}.footer-links{display:grid;gap:8px;color:var(--muted);font-size:13px}.footer-links a:hover{color:var(--accent-soft)}.footer-warning{padding:13px;color:var(--muted);background:rgba(217,166,95,.07);border:1px solid rgba(217,166,95,.18);border-radius:10px;font-size:12px;line-height:1.75}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:17px;color:var(--muted);border-top:1px solid var(--border);font-size:12px}
.offcanvas{color:var(--text);background:var(--bg-deep)}.offcanvas-header{border-bottom:1px solid var(--border)}.offcanvas-title{font-size:18px}.btn-close{filter:invert(1);opacity:.75}.mobile-links{display:grid;gap:8px;padding:20px}.mobile-links a{padding:12px;color:var(--text-soft);border:1px solid var(--border);border-radius:10px}.mobile-links a.active{color:var(--accent-soft);background:rgba(156,63,98,.16);border-color:var(--border-strong)}
@media(max-width:1100px){.desktop-nav{gap:0}.command-search{width:185px}.media-card{grid-template-columns:145px minmax(0,1fr) auto}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}}
@media(max-width:800px){.site-header{height:68px}.command-nav{min-height:68px;gap:12px}.desktop-nav,.site-search{display:none}.nav-tools{margin-left:auto}.mobile-toggle{display:block}.layout{grid-template-columns:1fr}.filter-panel{display:none}.content-head{align-items:start}.page-top{padding:42px 0 29px}.media-card{grid-template-columns:130px minmax(0,1fr)}.card-action{grid-column:2}.card-action .btn-main{width:100%}.footer-grid{grid-template-columns:1fr 1fr}.cta-band{align-items:flex-start;flex-direction:column}}
@media(max-width:560px){.container{width:min(100% - 24px,var(--container))}.brand{font-size:15px}.brand-mark{width:31px;height:31px}.page-top h1{font-size:32px}.page-top p{font-size:15px}.content-head{display:block}.sort-select{margin-top:12px;width:100%}.media-card{grid-template-columns:1fr;gap:13px}.cover{min-height:150px}.card-action{grid-column:auto}.states{grid-template-columns:1fr}.pagination-wrap{display:block}.pager{margin-top:12px}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}.cta-band{padding:24px 20px}}

/* roulang page: category2 */
:root {
  --bg: #191417;
  --bg-deep: #120f11;
  --surface: #241c21;
  --surface-2: #2d2229;
  --surface-3: #35272f;
  --primary: #9c3f62;
  --primary-light: #c46484;
  --primary-dark: #6f2946;
  --accent: #dc8d67;
  --accent-soft: #f0c6ad;
  --text: #f7f0f2;
  --text-soft: #d4c6cb;
  --muted: #a9969e;
  --border: rgba(240, 218, 225, .13);
  --border-strong: rgba(220, 141, 103, .35);
  --success: #71b598;
  --warning: #d9a65f;
  --danger: #d16e78;
  --shadow-sm: 0 12px 30px rgba(8, 5, 7, .18);
  --shadow-lg: 0 28px 80px rgba(7, 4, 6, .38);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 22px;
  --container: 1240px;
  --transition: .22s ease;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 3%, rgba(156, 63, 98, .16), transparent 28rem),
    radial-gradient(circle at 8% 38%, rgba(220, 141, 103, .07), transparent 25rem),
    var(--bg);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Hiragino Sans GB", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
body.modal-open {
  padding-right: 0 !important;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition);
}
a:hover {
  color: var(--accent-soft);
}
button,
input {
  font: inherit;
}
button,
a,
input {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(220, 141, 103, .4);
  outline-offset: 3px;
}
img {
  display: block;
  max-width: 100%;
}
::selection {
  color: var(--text);
  background: rgba(156, 63, 98, .68);
}
.container {
  width: min(100% - 32px, var(--container));
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 1020;
  height: 78px;
  border-bottom: 1px solid var(--border);
  background: rgba(25, 20, 23, .9);
  backdrop-filter: blur(18px);
}
.command-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 78px;
}
.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 11px;
  color: var(--text);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.03em;
}
.brand:hover {
  color: var(--text);
}
.brand-mark {
  position: relative;
  width: 35px;
  height: 35px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 11px;
  background: linear-gradient(145deg, var(--primary-light), var(--primary-dark));
  box-shadow: 0 8px 24px rgba(156, 63, 98, .28);
}
.brand-mark::before,
.brand-mark::after {
  position: absolute;
  content: "";
  background: rgba(255, 255, 255, .82);
  border-radius: 2px;
}
.brand-mark::before {
  width: 14px;
  height: 5px;
  top: 9px;
  left: 7px;
}
.brand-mark::after {
  width: 19px;
  height: 5px;
  right: 5px;
  bottom: 9px;
}
.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  gap: 6px;
}
.nav-link-custom {
  position: relative;
  padding: 9px 13px;
  color: var(--text-soft);
  border-radius: 9px;
  font-size: 14px;
  font-weight: 650;
  white-space: nowrap;
}
.nav-link-custom:hover,
.nav-link-custom.active {
  color: var(--text);
  background: rgba(156, 63, 98, .13);
}
.nav-link-custom.active::after {
  position: absolute;
  right: 12px;
  bottom: 3px;
  left: 12px;
  height: 2px;
  content: "";
  background: var(--accent);
  border-radius: 3px;
}
.nav-tools {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.command-search {
  position: relative;
  width: 224px;
}
.command-search input {
  width: 100%;
  height: 42px;
  padding: 0 48px 0 39px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 11px;
  outline: 0;
}
.command-search input::placeholder {
  color: var(--muted);
}
.command-search input:hover {
  border-color: rgba(220, 141, 103, .25);
}
.command-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(220, 141, 103, .1);
}
.search-icon {
  position: absolute;
  top: 50%;
  left: 13px;
  width: 15px;
  height: 15px;
  border: 2px solid var(--muted);
  border-radius: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}
.search-icon::after {
  position: absolute;
  width: 6px;
  height: 2px;
  right: -5px;
  bottom: -3px;
  content: "";
  background: var(--muted);
  transform: rotate(45deg);
  border-radius: 2px;
}
.key-hint {
  position: absolute;
  top: 50%;
  right: 11px;
  min-width: 23px;
  padding: 0 6px;
  color: var(--muted);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
  line-height: 22px;
  text-align: center;
  transform: translateY(-50%);
}
.btn-main,
.btn-secondary-custom {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 11px;
  font-size: 14px;
  font-weight: 750;
  line-height: 1.4;
  cursor: pointer;
}
.btn-main {
  color: #fff;
  background: var(--primary);
  box-shadow: 0 10px 25px rgba(111, 41, 70, .27);
}
.btn-main:hover {
  color: #fff;
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(111, 41, 70, .38);
}
.btn-main:active,
.btn-secondary-custom:active {
  transform: translateY(0);
}
.btn-main:disabled,
.btn-secondary-custom:disabled {
  opacity: .48;
  cursor: not-allowed;
  transform: none;
}
.btn-secondary-custom {
  color: var(--text);
  background: rgba(255,255,255,.03);
  border-color: var(--border);
}
.btn-secondary-custom:hover {
  color: var(--accent-soft);
  background: var(--surface-3);
  border-color: var(--border-strong);
}
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--surface);
}
.mobile-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
  border-radius: 2px;
}
.offcanvas {
  color: var(--text);
  background: var(--bg-deep);
  border-color: var(--border) !important;
}
.offcanvas-header {
  padding: 22px;
  border-bottom: 1px solid var(--border);
}
.offcanvas-body {
  padding: 22px;
}
.offcanvas .btn-close {
  filter: invert(1);
  opacity: .75;
}
.mobile-links {
  display: grid;
  gap: 8px;
  margin: 24px 0;
}
.mobile-links a {
  padding: 13px 14px;
  color: var(--text-soft);
  border: 1px solid transparent;
  border-radius: 10px;
}
.mobile-links a:hover,
.mobile-links a.active {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border);
}
.breadcrumb-wrap {
  padding: 25px 0 0;
}
.custom-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  margin: 0;
  padding: 0;
  color: var(--muted);
  list-style: none;
  font-size: 14px;
}
.custom-breadcrumb li + li::before {
  margin-right: 9px;
  color: rgba(255,255,255,.25);
  content: "/";
}
.custom-breadcrumb a:hover {
  color: var(--accent-soft);
}
.topic-hero {
  padding: 34px 0 76px;
}
.hero-panel {
  position: relative;
  min-height: 570px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(105deg, rgba(18,15,17,.96) 4%, rgba(25,20,23,.88) 48%, rgba(45,34,41,.54) 100%),
    var(--surface);
  box-shadow: var(--shadow-lg);
}
.hero-panel::before {
  position: absolute;
  width: 600px;
  height: 600px;
  top: -270px;
  right: -130px;
  content: "";
  border: 100px solid rgba(156,63,98,.15);
  border-radius: 50%;
}
.hero-panel::after {
  position: absolute;
  width: 330px;
  height: 330px;
  right: 9%;
  bottom: -190px;
  content: "";
  background: rgba(220,141,103,.11);
  border-radius: 50%;
  filter: blur(5px);
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: 570px;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr);
}
.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px;
}
.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--accent-soft);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .08em;
}
.eyebrow::before,
.section-kicker::before {
  width: 24px;
  height: 2px;
  content: "";
  background: var(--accent);
  border-radius: 2px;
}
.hero-copy h1 {
  max-width: 830px;
  margin: 18px 0 22px;
  font-size: clamp(37px, 5vw, 68px);
  line-height: 1.13;
  font-weight: 850;
  letter-spacing: -.055em;
}
.hero-copy h1 em {
  color: var(--accent-soft);
  font-style: normal;
}
.hero-lead {
  max-width: 700px;
  margin: 0;
  color: var(--text-soft);
  font-size: 18px;
  line-height: 1.9;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 31px;
}
.hero-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 620px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 13px;
}
.notice-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(113,181,152,.1);
}
.hero-console {
  display: flex;
  align-items: flex-end;
  padding: 40px;
  border-left: 1px solid var(--border);
}
.console-card {
  width: 100%;
  padding: 25px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(18,15,17,.72);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}
.console-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding-bottom: 17px;
  border-bottom: 1px solid var(--border);
}
.console-title {
  font-weight: 800;
}
.status-pill,
.tag,
.index-status {
  display: inline-flex;
  align-items: center;
  width: max-content;
  min-height: 27px;
  padding: 4px 9px;
  color: var(--text-soft);
  background: rgba(255,255,255,.045);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
}
.status-pill {
  color: #bce2d2;
  border-color: rgba(113,181,152,.25);
  background: rgba(113,181,152,.09);
}
.console-list {
  display: grid;
  gap: 0;
  margin-top: 8px;
}
.console-row {
  display: grid;
  grid-template-columns: 30px 1fr auto;
  align-items: center;
  gap: 11px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
}
.console-row:last-child {
  border-bottom: 0;
}
.console-number {
  color: var(--accent);
  font: 750 13px/1 Arial, sans-serif;
}
.console-label {
  color: var(--text-soft);
  font-size: 14px;
}
.console-value {
  color: var(--text);
  font-size: 13px;
  font-weight: 750;
}
.section {
  padding: 88px 0;
}
.section-muted {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(18,15,17,.4);
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 34px;
}
.section-title {
  max-width: 760px;
  margin: 11px 0 0;
  font-size: clamp(28px, 3.4vw, 43px);
  line-height: 1.25;
  font-weight: 830;
  letter-spacing: -.04em;
}
.section-summary {
  max-width: 570px;
  margin: 0;
  color: var(--muted);
  line-height: 1.85;
}
.track-shell {
  position: relative;
}
.feature-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(360px, 45%);
  gap: 20px;
  overflow-x: auto;
  padding: 4px 2px 23px;
  scroll-snap-type: x mandatory;
  scrollbar-color: var(--primary) var(--surface);
  scrollbar-width: thin;
}
.feature-track::-webkit-scrollbar {
  height: 7px;
}
.feature-track::-webkit-scrollbar-track {
  background: var(--surface);
  border-radius: 10px;
}
.feature-track::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 10px;
}
.feature-card {
  position: relative;
  min-height: 400px;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  scroll-snap-align: start;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}
.abstract-cover {
  position: relative;
  height: 180px;
  overflow: hidden;
  margin: -28px -28px 25px;
  background:
    linear-gradient(130deg, rgba(156,63,98,.8), rgba(45,34,41,.78)),
    var(--surface-3);
}
.abstract-cover::before {
  position: absolute;
  width: 220px;
  height: 220px;
  top: -80px;
  right: -40px;
  content: "";
  border: 45px solid rgba(255,255,255,.08);
  border-radius: 50%;
}
.abstract-cover::after {
  position: absolute;
  width: 70%;
  height: 10px;
  left: 25px;
  bottom: 25px;
  content: "";
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 8px;
}
.cover-warm {
  background: linear-gradient(135deg, #76405a, #bf755d 120%);
}
.cover-deep {
  background: linear-gradient(135deg, #33242d, #73334d);
}
.cover-index {
  position: absolute;
  top: 20px;
  left: 23px;
  color: rgba(255,255,255,.9);
  font: 800 30px/1 Arial, sans-serif;
}
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 14px;
}
.tag.accent {
  color: var(--accent-soft);
  background: rgba(220,141,103,.1);
  border-color: rgba(220,141,103,.23);
}
.feature-card h3 {
  margin: 0 0 12px;
  font-size: 23px;
  line-height: 1.45;
  font-weight: 800;
}
.feature-card p {
  display: -webkit-box;
  margin: 0 0 20px;
  overflow: hidden;
  color: var(--muted);
  line-height: 1.75;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-soft);
  font-size: 14px;
  font-weight: 750;
}
.text-link::after {
  content: "→";
  transition: transform var(--transition);
}
.text-link:hover::after {
  transform: translateX(4px);
}
.quick-search-panel {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.search-intro {
  padding: 42px;
  background:
    linear-gradient(160deg, rgba(156,63,98,.2), transparent 70%),
    var(--surface-2);
  border-right: 1px solid var(--border);
}
.search-intro h2 {
  margin: 12px 0 16px;
  font-size: 32px;
  font-weight: 820;
  letter-spacing: -.035em;
}
.search-intro p {
  margin: 0;
  color: var(--text-soft);
}
.search-content {
  padding: 42px;
}
.large-search {
  position: relative;
}
.large-search input {
  width: 100%;
  height: 58px;
  padding: 0 50px 0 48px;
  color: var(--text);
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-radius: 13px;
  outline: 0;
}
.large-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 5px rgba(220,141,103,.1);
}
.large-search .search-icon {
  left: 18px;
}
.clear-search {
  position: absolute;
  top: 50%;
  right: 12px;
  display: none;
  width: 31px;
  height: 31px;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 8px;
  transform: translateY(-50%);
}
.clear-search:hover {
  color: var(--text);
  background: var(--surface-3);
}
.search-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 18px;
}
.search-chip {
  padding: 7px 12px;
  color: var(--text-soft);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: 13px;
  cursor: pointer;
}
.search-chip:hover,
.search-chip.active {
  color: var(--accent-soft);
  background: rgba(220,141,103,.08);
  border-color: var(--border-strong);
}
.search-feedback {
  min-height: 28px;
  margin: 15px 0 0;
  color: var(--muted);
  font-size: 13px;
}
.index-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.42fr) minmax(280px, .58fr);
  gap: 28px;
}
.index-list {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.index-item {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  padding: 24px;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), padding-left var(--transition);
}
.index-item:last-child {
  border-bottom: 0;
}
.index-item:hover {
  padding-left: 29px;
  background: rgba(156,63,98,.055);
}
.index-time {
  color: var(--accent-soft);
  font: 750 13px/1.5 Arial, "Microsoft YaHei", sans-serif;
}
.index-main {
  min-width: 0;
}
.index-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 8px;
}
.index-main h3 {
  margin: 0 0 6px;
  overflow: hidden;
  color: var(--text);
  font-size: 18px;
  line-height: 1.5;
  font-weight: 780;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.index-main p {
  margin: 0;
  overflow: hidden;
  color: var(--muted);
  font-size: 14px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.index-action {
  min-width: 94px;
  padding: 8px 12px;
  color: var(--text-soft);
  border: 1px solid var(--border);
  border-radius: 9px;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}
.index-action:hover {
  color: var(--text);
  background: var(--primary);
  border-color: var(--primary);
}
.side-panel {
  position: sticky;
  top: 106px;
  height: max-content;
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.side-panel h3 {
  margin: 0 0 16px;
  font-size: 20px;
  font-weight: 800;
}
.side-panel p {
  color: var(--muted);
  font-size: 14px;
}
.safety-list {
  display: grid;
  gap: 13px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}
.safety-list li {
  position: relative;
  padding: 12px 12px 12px 37px;
  color: var(--text-soft);
  background: rgba(18,15,17,.35);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
}
.safety-list li::before {
  position: absolute;
  top: 14px;
  left: 13px;
  width: 14px;
  height: 14px;
  content: "✓";
  color: var(--success);
  font-size: 11px;
  font-weight: 900;
}
.loading-state,
.empty-state {
  display: none;
  padding: 48px 24px;
  color: var(--muted);
  text-align: center;
}
.loading-state.active,
.empty-state.active {
  display: block;
}
.loading-bars {
  display: grid;
  max-width: 360px;
  gap: 10px;
  margin: 0 auto 18px;
}
.loading-bars span {
  height: 12px;
  overflow: hidden;
  background: var(--surface-3);
  border-radius: 8px;
}
.loading-bars span::after {
  display: block;
  width: 45%;
  height: 100%;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.1), transparent);
  animation: loading 1.3s infinite;
}
@keyframes loading {
  from { transform: translateX(-120%); }
  to { transform: translateX(260%); }
}
.category-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
}
.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 15px;
  color: var(--text-soft);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
}
.category-pill::before {
  width: 7px;
  height: 7px;
  content: "";
  background: var(--primary-light);
  border-radius: 50%;
}
.category-pill:hover,
.category-pill.active {
  color: var(--text);
  background: var(--surface-3);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}
.access-steps {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 28px;
}
.step-lead,
.step-stack {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.step-lead {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 410px;
  padding: 40px;
  background:
    radial-gradient(circle at 90% 10%, rgba(220,141,103,.16), transparent 17rem),
    var(--surface-2);
}
.step-lead h2 {
  max-width: 620px;
  margin: 15px 0;
  font-size: clamp(29px, 4vw, 47px);
  line-height: 1.28;
  font-weight: 830;
  letter-spacing: -.04em;
}
.step-lead p {
  max-width: 620px;
  color: var(--text-soft);
}
.step-stack {
  display: grid;
  overflow: hidden;
  background: var(--surface);
}
.step-item {
  display: grid;
  grid-template-columns: 45px 1fr;
  gap: 18px;
  padding: 27px;
  border-bottom: 1px solid var(--border);
}
.step-item:last-child {
  border-bottom: 0;
}
.step-num {
  display: grid;
  width: 41px;
  height: 41px;
  place-items: center;
  color: var(--accent-soft);
  background: rgba(220,141,103,.09);
  border: 1px solid rgba(220,141,103,.22);
  border-radius: 11px;
  font: 800 13px/1 Arial, sans-serif;
}
.step-item h3 {
  margin: 0 0 5px;
  font-size: 17px;
  font-weight: 780;
}
.step-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
.accordion {
  --bs-accordion-bg: transparent;
  --bs-accordion-border-color: transparent;
}
.accordion-item {
  overflow: hidden;
  margin-bottom: 12px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
}
.accordion-button {
  padding: 21px 23px;
  color: var(--text);
  background: var(--surface);
  box-shadow: none !important;
  font-size: 16px;
  font-weight: 780;
}
.accordion-button:not(.collapsed) {
  color: var(--accent-soft);
  background: var(--surface-2);
}
.accordion-button::after {
  width: 25px;
  height: 25px;
  background: none;
  content: "+";
  color: var(--accent);
  font-size: 22px;
  line-height: 23px;
  text-align: center;
  transform: none;
}
.accordion-button:not(.collapsed)::after {
  content: "−";
  transform: none;
}
.accordion-button:focus {
  border: 0;
  box-shadow: inset 0 0 0 2px rgba(220,141,103,.22) !important;
}
.accordion-body {
  padding: 0 23px 23px;
  color: var(--text-soft);
  line-height: 1.85;
}
.final-cta {
  padding: 0 0 88px;
}
.cta-panel {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 30px;
  overflow: hidden;
  padding: 45px 48px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(110deg, rgba(156,63,98,.27), transparent 65%),
    var(--surface-2);
  box-shadow: var(--shadow-lg);
}
.cta-panel::after {
  position: absolute;
  width: 230px;
  height: 230px;
  right: -90px;
  bottom: -150px;
  content: "";
  border: 42px solid rgba(220,141,103,.1);
  border-radius: 50%;
}
.cta-panel h2 {
  margin: 0 0 9px;
  font-size: clamp(26px, 3vw, 39px);
  font-weight: 830;
  letter-spacing: -.035em;
}
.cta-panel p {
  max-width: 700px;
  margin: 0;
  color: var(--text-soft);
}
.cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 10px;
}
.age-bar {
  position: fixed;
  z-index: 1040;
  right: 18px;
  bottom: 18px;
  display: grid;
  width: min(430px, calc(100% - 36px));
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 15px;
  padding: 17px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: rgba(36,28,33,.96);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(16px);
}
.age-bar p {
  margin: 0;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.65;
}
.age-confirm {
  min-height: 38px;
  padding: 8px 13px;
  color: #fff;
  background: var(--primary);
  border: 0;
  border-radius: 9px;
  font-size: 13px;
  font-weight: 750;
}
.age-confirm:hover {
  background: var(--primary-light);
}
.site-footer {
  padding: 66px 0 24px;
  color: var(--text-soft);
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.55fr .7fr .7fr 1.05fr;
  gap: 46px;
}
.footer-brand p {
  max-width: 470px;
  margin: 19px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.footer-title {
  margin: 4px 0 17px;
  color: var(--text);
  font-size: 15px;
  font-weight: 800;
}
.footer-links {
  display: grid;
  gap: 9px;
}
.footer-links a {
  width: max-content;
  max-width: 100%;
  color: var(--muted);
  font-size: 14px;
}
.footer-links a:hover {
  color: var(--accent-soft);
  transform: translateX(3px);
}
.footer-warning {
  padding: 14px;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  line-height: 1.75;
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 48px;
  padding-top: 22px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  font-size: 12px;
}
@media (max-width: 1199.98px) {
  .command-search {
    width: 185px;
  }
  .hero-copy {
    padding: 50px;
  }
  .hero-console {
    padding: 30px;
  }
  .footer-grid {
    grid-template-columns: 1.35fr .65fr .65fr 1fr;
    gap: 28px;
  }
}
@media (max-width: 991.98px) {
  .desktop-nav,
  .nav-tools > .command-search,
  .nav-tools > .btn-main {
    display: none;
  }
  .command-nav {
    justify-content: space-between;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-panel,
  .hero-grid {
    min-height: auto;
  }
  .hero-console {
    border-top: 1px solid var(--border);
    border-left: 0;
  }
  .feature-track {
    grid-auto-columns: minmax(340px, 64%);
  }
  .quick-search-panel,
  .access-steps {
    grid-template-columns: 1fr;
  }
  .search-intro {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }
  .index-layout {
    grid-template-columns: 1fr;
  }
  .side-panel {
    position: static;
  }
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
  .footer-grid > div:last-child {
    grid-column: 1 / -1;
  }
}
@media (max-width: 767.98px) {
  body {
    font-size: 15px;
  }
  .site-header,
  .command-nav {
    height: 70px;
    min-height: 70px;
  }
  .brand {
    font-size: 16px;
  }
  .brand-mark {
    width: 32px;
    height: 32px;
  }
  .topic-hero {
    padding: 23px 0 55px;
  }
  .hero-copy {
    padding: 38px 27px;
  }
  .hero-copy h1 {
    font-size: clamp(34px, 10.5vw, 49px);
  }
  .hero-lead {
    font-size: 16px;
  }
  .hero-console {
    padding: 25px;
  }
  .section {
    padding: 65px 0;
  }
  .section-head {
    display: block;
  }
  .section-summary {
    margin-top: 15px;
  }
  .feature-track {
    grid-auto-columns: 84%;
    gap: 15px;
  }
  .feature-card {
    min-height: 380px;
  }
  .search-intro,
  .search-content,
  .step-lead {
    padding: 28px;
  }
  .index-item {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 15px;
  }
  .index-action {
    grid-column: 2;
    width: max-content;
  }
  .cta-panel {
    grid-template-columns: 1fr;
    padding: 34px 29px;
  }
  .cta-actions {
    flex-wrap: wrap;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid > div:first-child,
  .footer-grid > div:last-child {
    grid-column: 1 / -1;
  }
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}
@media (max-width: 575.98px) {
  .container {
    width: min(100% - 24px, var(--container));
  }
  .brand-text {
    max-width: 165px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .hero-copy,
  .hero-console {
    padding: 26px 20px;
  }
  .hero-copy h1 {
    margin-top: 14px;
    font-size: 34px;
  }
  .hero-actions,
  .cta-actions {
    display: grid;
    width: 100%;
  }
  .hero-actions a,
  .cta-actions a {
    width: 100%;
  }
  .console-card {
    padding: 19px;
  }
  .feature-track {
    grid-auto-columns: 91%;
  }
  .feature-card {
    padding: 22px;
  }
  .abstract-cover {
    margin: -22px -22px 21px;
  }
  .search-intro,
  .search-content,
  .step-lead {
    padding: 23px;
  }
  .index-item {
    grid-template-columns: 1fr;
    padding: 21px;
  }
  .index-item:hover {
    padding-left: 21px;
  }
  .index-action {
    grid-column: 1;
  }
  .index-main h3,
  .index-main p {
    white-space: normal;
  }
  .category-pill {
    flex: 1 1 calc(50% - 11px);
    justify-content: center;
  }
  .step-item {
    padding: 22px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid > div:first-child,
  .footer-grid > div:last-child {
    grid-column: auto;
  }
  .age-bar {
    grid-template-columns: 1fr;
  }
  .age-confirm {
    width: 100%;
  }
}