/* roulang page: index */
:root {
            --bg: #0b0b10;
            --bg-deep: #08080c;
            --surface: #111018;
            --surface-2: #15131d;
            --surface-3: #181720;
            --surface-soft: rgba(255, 255, 255, 0.045);
            --line: rgba(255, 255, 255, 0.09);
            --line-soft: rgba(255, 255, 255, 0.06);
            --text: #f5f5f7;
            --muted: #a1a1aa;
            --subtle: #71717a;
            --purple: #a855f7;
            --purple-deep: #7e22ce;
            --magenta: #c026d3;
            --cyan: #22d3ee;
            --rose: #f43f5e;
            --green: #4ade80;
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 24px;
            --radius-xl: 30px;
            --shadow-soft: 0 16px 45px rgba(0, 0, 0, 0.2);
            --shadow-hover: 0 18px 50px rgba(0, 0, 0, 0.32);
            --ease: 220ms ease;
        }

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

        html {
            scroll-behavior: smooth;
            background: var(--bg);
        }

        body {
            margin: 0;
            color: var(--text);
            background:
                radial-gradient(circle at 8% 12%, rgba(168, 85, 247, 0.08), transparent 28rem),
                radial-gradient(circle at 92% 38%, rgba(34, 211, 238, 0.045), transparent 25rem),
                var(--bg);
            font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            overflow-x: hidden;
        }

        body::before {
            position: fixed;
            inset: 0;
            z-index: -2;
            pointer-events: none;
            content: "";
            opacity: 0.2;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
            background-size: 72px 72px;
            mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 80%);
        }

        ::selection {
            color: #fff;
            background: rgba(168, 85, 247, 0.5);
        }

        ::-webkit-scrollbar {
            width: 9px;
            height: 9px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg-deep);
        }

        ::-webkit-scrollbar-thumb {
            border: 2px solid var(--bg-deep);
            border-radius: 999px;
            background: #393442;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--purple);
        }

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

        button,
        input,
        select,
        textarea {
            margin: 0;
            color: inherit;
            font: inherit;
        }

        button {
            border: 0;
            cursor: pointer;
        }

        input,
        select,
        textarea {
            width: 100%;
            border: 1px solid var(--line);
            outline: none;
            background: var(--surface);
        }

        input::placeholder,
        textarea::placeholder {
            color: var(--subtle);
        }

        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--purple);
            box-shadow: 0 0 0 4px rgba(168, 85, 247, 0.14);
        }

        svg {
            display: block;
        }

        .site-shell {
            min-height: 100vh;
        }

        .container {
            width: min(1220px, calc(100% - 48px));
            margin-inline: auto;
        }

        .section {
            position: relative;
            padding: 94px 0;
        }

        .section + .section {
            border-top: 1px solid rgba(255, 255, 255, 0.025);
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            margin-bottom: 36px;
        }

        .section-head > div:first-child {
            max-width: 760px;
        }

        .section-kicker,
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            margin-bottom: 14px;
            color: var(--cyan);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.12em;
        }

        .section-kicker::before,
        .eyebrow::before {
            width: 22px;
            height: 1px;
            content: "";
            background: linear-gradient(90deg, var(--purple), var(--cyan));
        }

        .section-title {
            margin: 0;
            color: var(--text);
            font-size: clamp(28px, 3.2vw, 40px);
            font-weight: 720;
            letter-spacing: -0.04em;
            line-height: 1.2;
        }

        .section-desc {
            max-width: 700px;
            margin: 14px 0 0;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.85;
        }

        .section-link {
            display: inline-flex;
            align-items: center;
            flex: 0 0 auto;
            gap: 8px;
            color: var(--cyan);
            font-size: 14px;
            font-weight: 650;
            transition: color var(--ease), gap var(--ease);
        }

        .section-link:hover,
        .section-link:focus-visible {
            gap: 12px;
            color: #a5f3fc;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            border-bottom: 1px solid var(--line-soft);
            background: rgba(11, 11, 16, 0.9);
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.16);
            backdrop-filter: blur(18px);
        }

        .nav-wrap {
            display: grid;
            grid-template-columns: minmax(220px, 1fr) minmax(360px, 520px) minmax(240px, 1fr);
            align-items: center;
            gap: 24px;
            min-height: 78px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            justify-self: start;
            gap: 11px;
            min-width: 0;
            color: var(--text);
            font-size: 16px;
            font-weight: 760;
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .brand:hover .brand-mark,
        .brand:focus-visible .brand-mark {
            box-shadow: 0 0 0 5px rgba(168, 85, 247, 0.14), 0 0 24px rgba(168, 85, 247, 0.46);
        }

        .brand-mark {
            position: relative;
            display: grid;
            flex: 0 0 30px;
            place-items: center;
            width: 30px;
            height: 30px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            background: linear-gradient(145deg, var(--purple), var(--magenta) 58%, var(--rose));
            box-shadow: 0 0 20px rgba(168, 85, 247, 0.25);
            transition: box-shadow var(--ease);
        }

        .brand-mark::before,
        .brand-mark::after {
            position: absolute;
            content: "";
            border: 1px solid rgba(255, 255, 255, 0.75);
            transform: rotate(45deg);
        }

        .brand-mark::before {
            width: 13px;
            height: 13px;
        }

        .brand-mark::after {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: #fff;
        }

        .nav-search {
            position: relative;
            width: 100%;
        }

        .nav-search input {
            height: 48px;
            padding: 0 98px 0 45px;
            border-radius: 16px;
            border-color: rgba(168, 85, 247, 0.28);
            background: rgba(17, 16, 24, 0.92);
            color: var(--text);
            font-size: 14px;
            transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
        }

        .nav-search:focus-within input {
            border-color: var(--purple);
            background: #14121d;
            box-shadow: 0 0 0 4px rgba(168, 85, 247, 0.12), 0 0 28px rgba(168, 85, 247, 0.1);
        }

        .search-icon {
            position: absolute;
            top: 50%;
            left: 16px;
            z-index: 2;
            width: 18px;
            height: 18px;
            color: var(--purple);
            transform: translateY(-50%);
            pointer-events: none;
        }

        .search-hint {
            position: absolute;
            top: 50%;
            right: 52px;
            padding: 2px 7px;
            border: 1px solid var(--line);
            border-radius: 6px;
            color: var(--subtle);
            font-size: 11px;
            line-height: 1.4;
            transform: translateY(-50%);
            pointer-events: none;
        }

        .search-submit {
            position: absolute;
            top: 6px;
            right: 6px;
            display: grid;
            place-items: center;
            width: 36px;
            height: 36px;
            border-radius: 11px;
            color: #fff;
            background: linear-gradient(135deg, var(--purple), var(--magenta));
            transition: transform var(--ease), filter var(--ease);
        }

        .search-submit:hover,
        .search-submit:focus-visible {
            filter: brightness(1.15);
            transform: translateY(-1px);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 5px;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            min-height: 42px;
            padding: 0 13px;
            border: 1px solid transparent;
            border-radius: 12px;
            color: var(--muted);
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
            transition: color var(--ease), background var(--ease), border-color var(--ease);
        }

        .nav-link:hover,
        .nav-link:focus-visible {
            border-color: var(--line);
            color: var(--text);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            border-color: rgba(168, 85, 247, 0.3);
            color: #e9d5ff;
            background: rgba(168, 85, 247, 0.1);
        }

        .nav-link.active::before {
            width: 5px;
            height: 5px;
            margin-right: 8px;
            border-radius: 50%;
            content: "";
            background: var(--purple);
            box-shadow: 0 0 10px var(--purple);
        }

        .menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border: 1px solid var(--line);
            border-radius: 13px;
            color: var(--text);
            background: var(--surface-2);
        }

        .menu-toggle:hover,
        .menu-toggle:focus-visible,
        .menu-toggle[aria-expanded="true"] {
            border-color: rgba(168, 85, 247, 0.55);
            color: #e9d5ff;
            background: rgba(168, 85, 247, 0.12);
        }

        .hero {
            position: relative;
            padding: 88px 0 76px;
            overflow: hidden;
            border-bottom: 1px solid var(--line-soft);
        }

        .hero::before {
            position: absolute;
            top: -18rem;
            right: -8rem;
            width: 48rem;
            height: 48rem;
            border-radius: 50%;
            content: "";
            background: radial-gradient(circle, rgba(192, 38, 211, 0.17), rgba(168, 85, 247, 0.055) 35%, transparent 69%);
            pointer-events: none;
        }

        .hero::after {
            position: absolute;
            inset: 0;
            z-index: -1;
            content: "";
            opacity: 0.42;
            background-image:
                linear-gradient(rgba(168, 85, 247, 0.055) 1px, transparent 1px),
                linear-gradient(90deg, rgba(34, 211, 238, 0.04) 1px, transparent 1px);
            background-size: 84px 84px;
            mask-image: linear-gradient(to bottom, black, transparent 92%);
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 1;
        }

        .hero-topline {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .hero-status {
            display: inline-flex;
            align-items: center;
            gap: 9px;
            padding: 8px 12px;
            border: 1px solid rgba(34, 211, 238, 0.18);
            border-radius: 999px;
            color: var(--muted);
            background: rgba(34, 211, 238, 0.045);
            font-size: 12px;
            white-space: nowrap;
        }

        .status-dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--cyan);
            box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.11), 0 0 14px rgba(34, 211, 238, 0.78);
        }

        .hero-title {
            max-width: 900px;
            margin: 20px 0 0;
            color: var(--text);
            font-size: clamp(40px, 6vw, 68px);
            font-weight: 760;
            letter-spacing: -0.065em;
            line-height: 1.1;
        }

        .hero-title span {
            display: block;
            color: transparent;
            background: linear-gradient(95deg, #f5f5f7 8%, #d8b4fe 45%, #67e8f9 98%);
            background-clip: text;
            -webkit-background-clip: text;
        }

        .hero-copy {
            max-width: 760px;
            margin: 22px 0 0;
            color: var(--muted);
            font-size: 17px;
            line-height: 1.85;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            margin-top: 29px;
        }

        .button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 9px;
            min-height: 46px;
            padding: 0 20px;
            border: 1px solid transparent;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 700;
            transition: transform var(--ease), border-color var(--ease), background var(--ease), box-shadow var(--ease), filter var(--ease);
        }

        .button-primary {
            color: #fff;
            background: linear-gradient(110deg, var(--purple-deep), var(--magenta) 60%, var(--rose));
            box-shadow: 0 10px 25px rgba(168, 85, 247, 0.18);
        }

        .button-primary:hover,
        .button-primary:focus-visible {
            filter: brightness(1.13);
            box-shadow: 0 14px 30px rgba(168, 85, 247, 0.28);
            transform: translateY(-2px);
        }

        .button-secondary {
            border-color: var(--line);
            color: var(--text);
            background: rgba(255, 255, 255, 0.035);
        }

        .button-secondary:hover,
        .button-secondary:focus-visible {
            border-color: rgba(168, 85, 247, 0.55);
            background: rgba(168, 85, 247, 0.1);
            transform: translateY(-2px);
        }

        .button svg,
        .section-link svg {
            width: 16px;
            height: 16px;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-top: 25px;
            color: var(--subtle);
            font-size: 12px;
        }

        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .hero-meta strong {
            color: var(--muted);
            font-weight: 600;
        }

        .console-strip {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            margin-top: 52px;
            padding: 16px 18px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: rgba(17, 16, 24, 0.84);
            box-shadow: var(--shadow-soft);
        }

        .console-title {
            display: flex;
            align-items: center;
            gap: 11px;
            color: var(--muted);
            font-size: 13px;
            white-space: nowrap;
        }

        .console-title strong {
            color: var(--text);
            font-weight: 650;
        }

        .console-flow {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 9px;
            color: var(--subtle);
            font-size: 12px;
        }

        .console-flow span {
            padding: 5px 10px;
            border: 1px solid rgba(168, 85, 247, 0.24);
            border-radius: 999px;
            color: #ddd6fe;
            background: rgba(168, 85, 247, 0.085);
        }

        .console-flow span:last-child {
            border-color: rgba(34, 211, 238, 0.25);
            color: #a5f3fc;
            background: rgba(34, 211, 238, 0.065);
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            grid-auto-rows: minmax(132px, auto);
            gap: 14px;
            margin-top: 14px;
        }

        .metric-card {
            position: relative;
            min-height: 132px;
            padding: 21px 22px;
            overflow: hidden;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025));
            transition: border-color var(--ease), background var(--ease), transform var(--ease), box-shadow var(--ease);
        }

        .metric-card::after {
            position: absolute;
            right: -40px;
            bottom: -60px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            content: "";
            background: radial-gradient(circle, rgba(168, 85, 247, 0.18), transparent 68%);
            pointer-events: none;
        }

        .metric-card:hover {
            border-color: rgba(168, 85, 247, 0.4);
            background: linear-gradient(145deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.035));
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .metric-card.large {
            grid-column: span 2;
            grid-row: span 2;
            min-height: 278px;
            background:
                radial-gradient(circle at 84% 18%, rgba(34, 211, 238, 0.13), transparent 10rem),
                linear-gradient(145deg, rgba(168, 85, 247, 0.16), rgba(255, 255, 255, 0.035) 58%);
        }

        .metric-card.large::before {
            position: absolute;
            top: 0;
            right: 0;
            left: 0;
            height: 2px;
            content: "";
            background: linear-gradient(90deg, var(--purple), var(--magenta), var(--cyan));
        }

        .metric-label {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--muted);
            font-size: 13px;
        }

        .metric-label span:last-child {
            color: var(--subtle);
            font-size: 11px;
        }

        .metric-number {
            display: block;
            margin-top: 13px;
            color: var(--text);
            font-size: 34px;
            font-variant-numeric: tabular-nums;
            font-weight: 760;
            letter-spacing: -0.06em;
            line-height: 1;
        }

        .metric-card.large .metric-number {
            margin-top: 28px;
            font-size: 64px;
        }

        .metric-number em {
            margin-left: 4px;
            color: var(--cyan);
            font-size: 16px;
            font-style: normal;
            font-weight: 600;
            letter-spacing: 0;
        }

        .metric-note {
            max-width: 300px;
            margin: 12px 0 0;
            color: var(--subtle);
            font-size: 13px;
            line-height: 1.7;
        }

        .metric-bar {
            display: flex;
            align-items: flex-end;
            gap: 5px;
            height: 43px;
            margin-top: 25px;
        }

        .metric-bar i {
            display: block;
            width: 9px;
            border-radius: 4px 4px 2px 2px;
            background: linear-gradient(to top, var(--purple-deep), var(--cyan));
            opacity: 0.82;
        }

        .metric-bar i:nth-child(1) { height: 34%; }
        .metric-bar i:nth-child(2) { height: 52%; }
        .metric-bar i:nth-child(3) { height: 41%; }
        .metric-bar i:nth-child(4) { height: 74%; }
        .metric-bar i:nth-child(5) { height: 62%; }
        .metric-bar i:nth-child(6) { height: 90%; }
        .metric-bar i:nth-child(7) { height: 78%; }
        .metric-bar i:nth-child(8) { height: 100%; }

        .metric-progress {
            height: 5px;
            margin-top: 20px;
            overflow: hidden;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.08);
        }

        .metric-progress span {
            display: block;
            width: 86%;
            height: 100%;
            border-radius: inherit;
            background: linear-gradient(90deg, var(--purple), var(--cyan));
        }

        .matrix-section {
            background: linear-gradient(180deg, rgba(255, 255, 255, 0.012), transparent 36%);
        }

        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 15px;
        }

        .matrix-card {
            position: relative;
            display: flex;
            min-height: 224px;
            flex-direction: column;
            grid-column: span 3;
            justify-content: space-between;
            padding: 22px;
            overflow: hidden;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            background: var(--surface-3);
            transition: border-color var(--ease), background var(--ease), transform var(--ease), box-shadow var(--ease);
        }

        .matrix-card:hover,
        .matrix-card:focus-visible {
            border-color: rgba(168, 85, 247, 0.48);
            background: #1b1924;
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .matrix-card::before {
            position: absolute;
            top: 0;
            right: 26%;
            left: 26%;
            height: 1px;
            content: "";
            opacity: 0;
            background: linear-gradient(90deg, transparent, var(--cyan), transparent);
            transition: opacity var(--ease);
        }

        .matrix-card:hover::before,
        .matrix-card:focus-visible::before {
            opacity: 1;
        }

        .matrix-card.feature {
            min-height: 258px;
            grid-column: span 6;
            background:
                radial-gradient(circle at 88% 18%, rgba(168, 85, 247, 0.2), transparent 11rem),
                var(--surface-3);
        }

        .matrix-card.wide {
            grid-column: span 5;
        }

        .matrix-card.slim {
            grid-column: span 3;
        }

        .card-top,
        .card-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .matrix-index {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 29px;
            height: 29px;
            border: 1px solid rgba(168, 85, 247, 0.33);
            border-radius: 9px;
            color: #d8b4fe;
            background: rgba(168, 85, 247, 0.1);
            font-size: 11px;
            font-variant-numeric: tabular-nums;
            font-weight: 750;
        }

        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 9px;
            border: 1px solid var(--line);
            border-radius: 999px;
            color: var(--subtle);
            font-size: 11px;
            line-height: 1.4;
        }

        .status-badge::before {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            content: "";
            background: currentColor;
        }

        .status-badge.hot {
            border-color: rgba(244, 63, 94, 0.28);
            color: #fb7185;
            background: rgba(244, 63, 94, 0.08);
        }

        .status-badge.new {
            border-color: rgba(34, 211, 238, 0.25);
            color: #67e8f9;
            background: rgba(34, 211, 238, 0.065);
        }

        .status-badge.recommend {
            border-color: rgba(168, 85, 247, 0.33);
            color: #d8b4fe;
            background: rgba(168, 85, 247, 0.08);
        }

        .matrix-content {
            margin-top: 26px;
        }

        .matrix-content h3 {
            margin: 0;
            font-size: 21px;
            font-weight: 700;
            letter-spacing: -0.03em;
            line-height: 1.35;
        }

        .matrix-content p {
            max-width: 360px;
            margin: 9px 0 0;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.75;
        }

        .chip-row {
            display: flex;
            flex-wrap: wrap;
            gap: 7px;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            min-height: 27px;
            padding: 0 9px;
            border: 1px solid rgba(168, 85, 247, 0.22);
            border-radius: 999px;
            color: #c4b5fd;
            background: rgba(168, 85, 247, 0.055);
            font-size: 11px;
            line-height: 1;
        }

        .chip.cyan {
            border-color: rgba(34, 211, 238, 0.22);
            color: #a5f3fc;
            background: rgba(34, 211, 238, 0.045);
        }

        .chip.rose {
            border-color: rgba(244, 63, 94, 0.22);
            color: #fda4af;
            background: rgba(244, 63, 94, 0.05);
        }

        .card-arrow {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: var(--cyan);
            font-size: 12px;
            font-weight: 650;
            transition: gap var(--ease), color var(--ease);
        }

        .matrix-card:hover .card-arrow,
        .matrix-card:focus-visible .card-arrow {
            gap: 11px;
            color: #a5f3fc;
        }

        .card-arrow svg {
            width: 15px;
            height: 15px;
        }

        .compare-section {
            background: rgba(255, 255, 255, 0.012);
        }

        .compare-shell {
            overflow: hidden;
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            background: var(--surface);
            box-shadow: var(--shadow-soft);
        }

        .compare-head,
        .compare-row {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
        }

        .compare-head {
            min-height: 62px;
            align-items: center;
            border-bottom: 1px solid var(--line);
            color: var(--muted);
            background: rgba(255, 255, 255, 0.035);
            font-size: 13px;
            font-weight: 650;
        }

        .compare-head > span,
        .compare-cell {
            padding: 0 25px;
        }

        .compare-head .recommended {
            align-self: stretch;
            display: flex;
            align-items: center;
            border-left: 1px solid rgba(168, 85, 247, 0.22);
            border-right: 1px solid rgba(168, 85, 247, 0.22);
            color: #e9d5ff;
            background: rgba(168, 85, 247, 0.08);
        }

        .compare-row {
            min-height: 70px;
            align-items: center;
            border-bottom: 1px solid var(--line-soft);
        }

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

        .compare-cell {
            min-width: 0;
            color: var(--muted);
            font-size: 13px;
        }

        .compare-cell strong {
            display: block;
            color: var(--text);
            font-size: 14px;
            font-weight: 650;
        }

        .compare-row > .compare-cell:nth-child(3) {
            border-left: 1px solid rgba(168, 85, 247, 0.17);
            border-right: 1px solid rgba(168, 85, 247, 0.17);
            color: #d8b4fe;
            background: rgba(168, 85, 247, 0.045);
        }

        .compare-label {
            display: none;
        }

        .compare-value {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .compare-value::before {
            display: inline-grid;
            place-items: center;
            width: 19px;
            height: 19px;
            border-radius: 50%;
            content: "—";
            color: var(--subtle);
            background: rgba(255, 255, 255, 0.06);
            font-size: 11px;
        }

        .compare-value.good {
            color: #d8b4fe;
        }

        .compare-value.good::before {
            content: "✓";
            color: #fff;
            background: linear-gradient(135deg, var(--purple), var(--magenta));
            font-size: 11px;
        }

        .timeline-section {
            padding-bottom: 88px;
        }

        .timeline-track {
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .timeline-track::before {
            position: absolute;
            top: 16px;
            right: 7%;
            left: 7%;
            height: 1px;
            content: "";
            background: linear-gradient(90deg, rgba(168, 85, 247, 0.6), rgba(34, 211, 238, 0.28), rgba(168, 85, 247, 0.12));
        }

        .timeline-item {
            position: relative;
            padding-top: 46px;
        }

        .timeline-marker {
            position: absolute;
            top: 8px;
            left: 0;
            display: grid;
            place-items: center;
            width: 17px;
            height: 17px;
            border: 4px solid var(--bg);
            border-radius: 50%;
            background: var(--purple);
            box-shadow: 0 0 0 1px rgba(168, 85, 247, 0.48), 0 0 18px rgba(168, 85, 247, 0.54);
        }

        .timeline-item:nth-child(2) .timeline-marker {
            background: var(--magenta);
        }

        .timeline-item:nth-child(3) .timeline-marker,
        .timeline-item:nth-child(4) .timeline-marker {
            background: var(--cyan);
            box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.42), 0 0 18px rgba(34, 211, 238, 0.38);
        }

        .timeline-time {
            display: block;
            color: var(--cyan);
            font-size: 12px;
            font-weight: 700;
        }

        .timeline-item h3 {
            margin: 8px 0 5px;
            font-size: 17px;
            font-weight: 680;
            letter-spacing: -0.02em;
        }

        .timeline-item p {
            margin: 0;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.75;
        }

        .updates-section {
            background:
                radial-gradient(circle at 80% 45%, rgba(168, 85, 247, 0.07), transparent 25rem),
                transparent;
        }

        .updates-layout {
            display: grid;
            grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.75fr);
            gap: 18px;
        }

        .update-list,
        .recommend-panel {
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            background: var(--surface-2);
        }

        .update-list {
            padding: 8px 22px;
        }

        .update-item {
            display: grid;
            grid-template-columns: 70px minmax(0, 1fr) auto;
            align-items: center;
            gap: 17px;
            min-height: 83px;
            border-bottom: 1px solid var(--line-soft);
            transition: padding var(--ease), background var(--ease);
        }

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

        .update-item:hover {
            padding-right: 7px;
            padding-left: 7px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.035);
        }

        .update-date {
            color: var(--subtle);
            font-size: 12px;
            font-variant-numeric: tabular-nums;
        }

        .update-date strong {
            display: block;
            color: #d8b4fe;
            font-size: 16px;
            font-weight: 700;
        }

        .update-copy {
            min-width: 0;
        }

        .update-copy strong {
            display: block;
            overflow: hidden;
            color: var(--text);
            font-size: 14px;
            font-weight: 650;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .update-copy span {
            display: block;
            margin-top: 3px;
            overflow: hidden;
            color: var(--subtle);
            font-size: 12px;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .update-state {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--cyan);
            font-size: 11px;
            white-space: nowrap;
        }

        .update-state::before {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            content: "";
            background: currentColor;
            box-shadow: 0 0 10px currentColor;
        }

        .recommend-panel {
            position: relative;
            display: flex;
            min-height: 100%;
            flex-direction: column;
            justify-content: space-between;
            padding: 28px;
            overflow: hidden;
            background:
                radial-gradient(circle at 88% 12%, rgba(34, 211, 238, 0.14), transparent 11rem),
                linear-gradient(155deg, rgba(168, 85, 247, 0.13), rgba(255, 255, 255, 0.025));
        }

        .recommend-panel::before {
            position: absolute;
            top: 18px;
            right: 20px;
            width: 70px;
            height: 70px;
            border: 1px solid rgba(34, 211, 238, 0.2);
            border-radius: 50%;
            content: "";
            box-shadow: 0 0 0 11px rgba(34, 211, 238, 0.035), 0 0 0 22px rgba(34, 211, 238, 0.02);
        }

        .recommend-panel h3 {
            position: relative;
            margin: 0;
            font-size: 23px;
            letter-spacing: -0.035em;
        }

        .recommend-panel p {
            position: relative;
            margin: 12px 0 23px;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.8;
        }

        .recommend-tags {
            position: relative;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .recommend-tags span {
            padding: 6px 11px;
            border: 1px solid rgba(34, 211, 238, 0.2);
            border-radius: 999px;
            color: #a5f3fc;
            background: rgba(34, 211, 238, 0.06);
            font-size: 12px;
        }

        .recommend-foot {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-top: 35px;
            padding-top: 17px;
            border-top: 1px solid var(--line);
            color: var(--subtle);
            font-size: 12px;
        }

        .recommend-foot strong {
            color: var(--text);
            font-weight: 650;
        }

        .assurance-section {
            background: rgba(255, 255, 255, 0.01);
        }

        .assurance-layout {
            display: grid;
            grid-template-columns: minmax(270px, 0.85fr) minmax(0, 1.4fr);
            gap: 18px;
        }

        .assurance-lead {
            position: relative;
            display: flex;
            min-height: 295px;
            flex-direction: column;
            justify-content: space-between;
            padding: 29px;
            overflow: hidden;
            border: 1px solid rgba(34, 211, 238, 0.16);
            border-radius: var(--radius-xl);
            background:
                linear-gradient(145deg, rgba(34, 211, 238, 0.08), transparent 55%),
                var(--surface-2);
        }

        .assurance-lead::after {
            position: absolute;
            right: -50px;
            bottom: -68px;
            width: 210px;
            height: 210px;
            border: 1px solid rgba(168, 85, 247, 0.25);
            border-radius: 50%;
            content: "";
            box-shadow: 0 0 0 18px rgba(168, 85, 247, 0.035), 0 0 0 38px rgba(168, 85, 247, 0.02);
        }

        .assurance-lead small {
            color: var(--cyan);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.1em;
        }

        .assurance-lead strong {
            position: relative;
            z-index: 1;
            max-width: 270px;
            color: var(--text);
            font-size: 30px;
            letter-spacing: -0.055em;
            line-height: 1.27;
        }

        .assurance-lead span {
            position: relative;
            z-index: 1;
            max-width: 280px;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.75;
        }

        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 14px;
        }

        .assurance-card {
            padding: 24px;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            background: var(--surface-3);
            transition: border-color var(--ease), transform var(--ease), background var(--ease);
        }

        .assurance-card:hover {
            border-color: rgba(34, 211, 238, 0.3);
            background: #1a1922;
            transform: translateY(-3px);
        }

        .assurance-icon {
            display: grid;
            place-items: center;
            width: 37px;
            height: 37px;
            border: 1px solid rgba(168, 85, 247, 0.25);
            border-radius: 12px;
            color: var(--purple);
            background: rgba(168, 85, 247, 0.09);
        }

        .assurance-icon svg {
            width: 18px;
            height: 18px;
        }

        .assurance-card h3 {
            margin: 20px 0 6px;
            font-size: 17px;
            font-weight: 680;
        }

        .assurance-card p {
            margin: 0;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.75;
        }

        .faq-section {
            background:
                radial-gradient(circle at 13% 46%, rgba(192, 38, 211, 0.07), transparent 24rem),
                transparent;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }

        .faq-item {
            align-self: start;
            overflow: hidden;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: var(--surface-2);
            transition: border-color var(--ease), background var(--ease);
        }

        .faq-item:hover,
        .faq-item.open {
            border-color: rgba(168, 85, 247, 0.34);
            background: #181620;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 17px;
            width: 100%;
            min-height: 68px;
            padding: 0 20px;
            text-align: left;
            color: var(--text);
            background: transparent;
            font-size: 14px;
            font-weight: 650;
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--purple);
            outline-offset: -3px;
        }

        .faq-icon {
            display: grid;
            flex: 0 0 25px;
            place-items: center;
            width: 25px;
            height: 25px;
            border: 1px solid var(--line);
            border-radius: 8px;
            color: var(--muted);
            transition: transform var(--ease), color var(--ease), border-color var(--ease);
        }

        .faq-icon::before,
        .faq-icon::after {
            position: absolute;
            width: 10px;
            height: 1px;
            content: "";
            background: currentColor;
        }

        .faq-icon {
            position: relative;
        }

        .faq-icon::after {
            transform: rotate(90deg);
            transition: transform var(--ease);
        }

        .faq-item.open .faq-icon {
            border-color: rgba(168, 85, 247, 0.42);
            color: #d8b4fe;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 220ms ease;
        }

        .faq-answer p {
            margin: 0;
            padding: 0 20px 20px;
            color: var(--muted);
            font-size: 13px;
            line-height: 1.85;
        }

        .feedback-section {
            padding-bottom: 112px;
            background:
                radial-gradient(circle at 88% 55%, rgba(168, 85, 247, 0.11), transparent 28rem),
                transparent;
        }

        .feedback-layout {
            display: grid;
            grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.25fr);
            gap: 18px;
            align-items: stretch;
        }

        .feedback-lead {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            padding: 31px;
            border: 1px solid rgba(168, 85, 247, 0.24);
            border-radius: var(--radius-xl);
            background:
                radial-gradient(circle at 13% 12%, rgba(192, 38, 211, 0.17), transparent 13rem),
                var(--surface-2);
        }

        .feedback-lead h2 {
            max-width: 360px;
            margin: 0;
            font-size: clamp(28px, 3.5vw, 40px);
            letter-spacing: -0.055em;
            line-height: 1.25;
        }

        .feedback-lead p {
            max-width: 400px;
            margin: 16px 0 0;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.85;
        }

        .feedback-points {
            display: grid;
            gap: 12px;
            margin-top: 34px;
            padding-top: 19px;
            border-top: 1px solid var(--line);
        }

        .feedback-points span {
            display: flex;
            align-items: center;
            gap: 9px;
            color: var(--muted);
            font-size: 13px;
        }

        .feedback-points span::before {
            display: grid;
            place-items: center;
            width: 19px;
            height: 19px;
            border-radius: 50%;
            content: "✓";
            color: #fff;
            background: rgba(168, 85, 247, 0.68);
            font-size: 11px;
        }

        .feedback-form-panel {
            padding: 29px;
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            background: var(--surface);
            box-shadow: var(--shadow-soft);
        }

        .form-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 24px;
        }

        .form-top strong {
            font-size: 16px;
            font-weight: 680;
        }

        .form-tag {
            padding: 5px 9px;
            border: 1px solid rgba(34, 211, 238, 0.23);
            border-radius: 999px;
            color: #a5f3fc;
            background: rgba(34, 211, 238, 0.06);
            font-size: 11px;
        }

        .form-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .field {
            min-width: 0;
        }

        .field.wide {
            grid-column: span 2;
        }

        .field label {
            display: block;
            margin-bottom: 8px;
            color: var(--muted);
            font-size: 13px;
            font-weight: 600;
        }

        .field input,
        .field select,
        .field textarea {
            min-height: 48px;
            padding: 0 14px;
            border-radius: 14px;
            color: var(--text);
            background: #0f0e15;
            font-size: 13px;
            transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
        }

        .field select {
            appearance: none;
            padding-right: 40px;
            background-image:
                linear-gradient(45deg, transparent 50%, var(--muted) 50%),
                linear-gradient(135deg, var(--muted) 50%, transparent 50%);
            background-position:
                calc(100% - 17px) 21px,
                calc(100% - 12px) 21px;
            background-repeat: no-repeat;
            background-size: 5px 5px, 5px 5px;
        }

        .field textarea {
            min-height: 116px;
            padding-top: 13px;
            resize: vertical;
        }

        .quick-choice {
            display: flex;
            flex-wrap: wrap;
            gap: 7px;
            margin-top: 10px;
        }

        .choice-chip {
            min-height: 31px;
            padding: 0 11px;
            border: 1px solid var(--line);
            border-radius: 999px;
            color: var(--muted);
            background: rgba(255, 255, 255, 0.025);
            font-size: 12px;
            transition: color var(--ease), border-color var(--ease), background var(--ease);
        }

        .choice-chip:hover,
        .choice-chip:focus-visible,
        .choice-chip.selected {
            border-color: rgba(168, 85, 247, 0.48);
            color: #e9d5ff;
            background: rgba(168, 85, 247, 0.12);
        }

        .form-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-top: 19px;
        }

        .form-note {
            max-width: 360px;
            color: var(--subtle);
            font-size: 11px;
            line-height: 1.65;
        }

        .form-message {
            display: none;
            margin-top: 14px;
            padding: 11px 13px;
            border: 1px solid rgba(34, 211, 238, 0.22);
            border-radius: 12px;
            color: #a5f3fc;
            background: rgba(34, 211, 238, 0.06);
            font-size: 12px;
        }

        .form-message.show {
            display: block;
        }

        .floating-cta {
            position: fixed;
            right: 24px;
            bottom: 20px;
            z-index: 40;
            display: inline-flex;
            align-items: center;
            gap: 18px;
            min-height: 54px;
            padding: 0 8px 0 17px;
            border: 1px solid rgba(168, 85, 247, 0.42);
            border-radius: 999px;
            color: var(--muted);
            background: rgba(17, 16, 24, 0.94);
            box-shadow: 0 14px 35px rgba(0, 0, 0, 0.35), 0 0 24px rgba(168, 85, 247, 0.1);
            backdrop-filter: blur(14px);
            font-size: 12px;
        }

        .floating-cta strong {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            min-height: 38px;
            padding: 0 14px;
            border-radius: 999px;
            color: #fff;
            background: linear-gradient(110deg, var(--purple-deep), var(--magenta));
            font-size: 12px;
            transition: filter var(--ease), transform var(--ease);
        }

        .floating-cta:hover strong,
        .floating-cta:focus-visible strong {
            filter: brightness(1.16);
            transform: translateX(2px);
        }

        .floating-cta svg {
            width: 14px;
            height: 14px;
        }

        .site-footer {
            padding: 65px 0 25px;
            border-top: 1px solid var(--line);
            background: var(--bg-deep);
        }

        .footer-main {
            display: grid;
            grid-template-columns: 1.35fr 0.8fr 0.8fr 1.1fr;
            gap: 34px;
        }

        .footer-brand {
            max-width: 295px;
        }

        .footer-brand .brand {
            margin-bottom: 17px;
        }

        .footer-description {
            margin: 0;
            color: var(--subtle);
            font-size: 13px;
            line-height: 1.8;
        }

        .footer-group h3 {
            margin: 2px 0 15px;
            color: var(--muted);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
        }

        .footer-links {
            display: grid;
            gap: 9px;
        }

        .footer-links a {
            width: fit-content;
            color: var(--subtle);
            font-size: 13px;
            transition: color var(--ease), transform var(--ease);
        }

        .footer-links a:hover,
        .footer-links a:focus-visible {
            color: var(--cyan);
            transform: translateX(3px);
        }

        .footer-status-card {
            padding: 17px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.035);
        }

        .footer-status-line {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--subtle);
            font-size: 12px;
        }

        .footer-status-line strong {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--green);
            font-weight: 650;
        }

        .footer-status-line strong::before {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            content: "";
            background: var(--green);
            box-shadow: 0 0 10px rgba(74, 222, 128, 0.75);
        }

        .footer-status-card p {
            margin: 12px 0 15px;
            color: var(--muted);
            font-size: 12px;
            line-height: 1.7;
        }

        .footer-search {
            position: relative;
        }

        .footer-search input {
            height: 41px;
            padding: 0 41px 0 12px;
            border-radius: 12px;
            background: #0d0c12;
            font-size: 12px;
        }

        .footer-search button {
            position: absolute;
            top: 5px;
            right: 5px;
            display: grid;
            place-items: center;
            width: 31px;
            height: 31px;
            border-radius: 9px;
            color: #fff;
            background: rgba(168, 85, 247, 0.7);
            transition: background var(--ease), transform var(--ease);
        }

        .footer-search button:hover,
        .footer-search button:focus-visible {
            background: var(--purple);
            transform: translateY(-1px);
        }

        .footer-search svg {
            width: 14px;
            height: 14px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            margin-top: 52px;
            padding-top: 21px;
            border-top: 1px solid var(--line-soft);
            color: var(--subtle);
            font-size: 11px;
        }

        .footer-bottom nav {
            display: flex;
            flex-wrap: wrap;
            gap: 13px;
        }

        .footer-bottom a {
            transition: color var(--ease);
        }

        .footer-bottom a:hover,
        .footer-bottom a:focus-visible {
            color: var(--cyan);
        }

        @media (max-width: 1100px) {
            .nav-wrap {
                grid-template-columns: 220px minmax(300px, 1fr) auto;
                gap: 14px;
            }

            .nav-actions {
                gap: 0;
            }

            .nav-link {
                padding: 0 9px;
                font-size: 12px;
            }

            .matrix-card.feature {
                grid-column: span 8;
            }

            .matrix-card.wide {
                grid-column: span 4;
            }

            .matrix-card.slim {
                grid-column: span 4;
            }

            .footer-main {
                grid-template-columns: 1.2fr 0.8fr 0.8fr;
            }

            .footer-status-wrap {
                grid-column: span 3;
                max-width: 390px;
            }
        }

        @media (max-width: 1023px) {
            .container {
                width: min(100% - 36px, 860px);
            }

            .section {
                padding: 78px 0;
            }

            .hero {
                padding: 72px 0 64px;
            }

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

            .metric-card.large {
                grid-column: span 2;
            }

            .metric-card:nth-child(4),
            .metric-card:nth-child(5) {
                grid-column: span 1;
            }

            .updates-layout,
            .assurance-layout,
            .feedback-layout {
                grid-template-columns: 1fr;
            }

            .recommend-panel {
                min-height: 230px;
            }

            .assurance-lead {
                min-height: 240px;
            }

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

            .footer-brand {
                grid-column: span 3;
                max-width: 520px;
            }

            .footer-status-wrap {
                grid-column: span 3;
                max-width: none;
            }
        }

        @media (max-width: 767px) {
            .container {
                width: calc(100% - 32px);
            }

            .section {
                padding: 62px 0;
            }

            .section-head {
                display: block;
                margin-bottom: 27px;
            }

            .section-link {
                margin-top: 18px;
            }

            .site-header {
                backdrop-filter: blur(12px);
            }

            .nav-wrap {
                grid-template-areas:
                    "brand menu"
                    "search search"
                    "links links";
                grid-template-columns: 1fr auto;
                gap: 12px 16px;
                padding: 12px 0 13px;
            }

            .brand {
                grid-area: brand;
                font-size: 14px;
            }

            .brand-mark {
                width: 28px;
                height: 28px;
                flex-basis: 28px;
            }

            .nav-search {
                grid-area: search;
            }

            .nav-actions {
                display: none;
                grid-area: links;
                align-items: stretch;
                justify-content: stretch;
                flex-direction: column;
                gap: 6px;
                padding-top: 4px;
            }

            .nav-actions.is-open {
                display: flex;
            }

            .nav-link {
                justify-content: center;
                min-height: 44px;
            }

            .menu-toggle {
                display: inline-flex;
                grid-area: menu;
            }

            .hero {
                padding: 58px 0 52px;
            }

            .hero-topline {
                align-items: flex-start;
                flex-direction: column;
                gap: 13px;
            }

            .hero-status {
                font-size: 11px;
            }

            .hero-title {
                margin-top: 17px;
                font-size: clamp(37px, 10vw, 50px);
            }

            .hero-copy {
                margin-top: 18px;
                font-size: 15px;
                line-height: 1.8;
            }

            .hero-actions {
                align-items: stretch;
                flex-direction: column;
                margin-top: 24px;
            }

            .button {
                width: 100%;
            }

            .hero-meta {
                gap: 10px 16px;
                margin-top: 21px;
            }

            .console-strip {
                align-items: flex-start;
                flex-direction: column;
                gap: 13px;
                margin-top: 38px;
                padding: 15px;
            }

            .console-flow {
                width: 100%;
                justify-content: flex-start;
                overflow-x: auto;
                padding-bottom: 2px;
                scrollbar-width: none;
            }

            .console-flow::-webkit-scrollbar {
                display: none;
            }

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                grid-auto-rows: auto;
                gap: 10px;
            }

            .metric-card,
            .metric-card.large {
                grid-column: span 1;
                grid-row: span 1;
                min-height: 136px;
                padding: 18px;
            }

            .metric-card.large {
                grid-column: span 2;
                min-height: 220px;
            }

            .metric-card.large .metric-number {
                margin-top: 21px;
                font-size: 52px;
            }

            .metric-note {
                font-size: 12px;
            }

            .matrix-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 11px;
            }

            .matrix-card,
            .matrix-card.feature,
            .matrix-card.wide,
            .matrix-card.slim {
                grid-column: span 1;
                min-height: 218px;
                padding: 18px;
            }

            .matrix-card.feature {
                grid-column: span 2;
                min-height: 235px;
            }

            .matrix-content {
                margin-top: 20px;
            }

            .matrix-content h3 {
                font-size: 18px;
            }

            .matrix-content p {
                font-size: 12px;
            }

            .compare-shell {
                border-radius: var(--radius-lg);
                border: 0;
                background: transparent;
                box-shadow: none;
            }

            .compare-head {
                display: none;
            }

            .compare-row {
                display: grid;
                grid-template-columns: 1fr;
                gap: 1px;
                margin-bottom: 10px;
                overflow: hidden;
                border: 1px solid var(--line);
                border-radius: var(--radius-md);
                background: var(--line-soft);
            }

            .compare-row:last-child {
                margin-bottom: 0;
            }

            .compare-cell,
            .compare-row > .compare-cell:nth-child(3) {
                min-height: 53px;
                padding: 12px 15px;
                border: 0;
                background: var(--surface);
            }

            .compare-row > .compare-cell:nth-child(3) {
                background: rgba(168, 85, 247, 0.08);
            }

            .compare-label {
                display: block;
                margin-bottom: 2px;
                color: var(--subtle);
                font-size: 11px;
            }

            .compare-cell strong {
                font-size: 13px;
            }

            .compare-value {
                font-size: 12px;
            }

            .timeline-track {
                grid-template-columns: 1fr;
                gap: 23px;
            }

            .timeline-track::before {
                top: 10px;
                bottom: 10px;
                left: 7px;
                width: 1px;
                height: auto;
                background: linear-gradient(180deg, rgba(168, 85, 247, 0.6), rgba(34, 211, 238, 0.25));
            }

            .timeline-item {
                padding: 0 0 0 35px;
            }

            .timeline-marker {
                top: 2px;
                left: 0;
            }

            .update-list {
                padding: 5px 14px;
                border-radius: var(--radius-lg);
            }

            .update-item {
                grid-template-columns: 54px minmax(0, 1fr);
                gap: 11px;
                min-height: 76px;
            }

            .update-state {
                grid-column: 2;
                margin-top: -22px;
                font-size: 10px;
            }

            .update-copy strong,
            .update-copy span {
                white-space: normal;
            }

            .recommend-panel {
                min-height: 255px;
                padding: 24px;
                border-radius: var(--radius-lg);
            }

            .assurance-layout {
                gap: 12px;
            }

            .assurance-lead {
                min-height: 245px;
                padding: 25px;
                border-radius: var(--radius-lg);
            }

            .assurance-grid {
                gap: 10px;
            }

            .assurance-card {
                padding: 19px;
                border-radius: var(--radius-md);
            }

            .assurance-card h3 {
                margin-top: 15px;
                font-size: 15px;
            }

            .assurance-card p {
                font-size: 12px;
            }

            .faq-grid {
                grid-template-columns: 1fr;
                gap: 9px;
            }

            .feedback-lead,
            .feedback-form-panel {
                padding: 24px;
                border-radius: var(--radius-lg);
            }

            .form-grid {
                grid-template-columns: 1fr;
                gap: 13px;
            }

            .field.wide {
                grid-column: span 1;
            }

            .form-bottom {
                align-items: stretch;
                flex-direction: column;
            }

            .form-note {
                max-width: none;
            }

            .floating-cta {
                right: 12px;
                bottom: 12px;
                left: 12px;
                justify-content: space-between;
                gap: 10px;
                min-height: 50px;
                padding-left: 14px;
            }

            .floating-cta strong {
                padding: 0 12px;
            }

            .site-footer {
                padding-top: 53px;
                padding-bottom: 20px;
            }

            .footer-main {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px 20px;
            }

            .footer-brand,
            .footer-status-wrap {
                grid-column: span 2;
            }

            .footer-status-wrap {
                max-width: none;
            }

            .footer-bottom {
                align-items: flex-start;
                flex-direction: column;
                gap: 13px;
                margin-top: 37px;
            }
        }

        @media (max-width: 520px) {
            .container {
                width: calc(100% - 28px);
            }

            .hero-title {
                font-size: 36px;
            }

            .hero-copy {
                font-size: 14px;
            }

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

            .metric-card.large {
                grid-column: span 2;
            }

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

            .matrix-card,
            .matrix-card.feature,
            .matrix-card.wide,
            .matrix-card.slim {
                grid-column: span 1;
                min-height: 200px;
            }

            .matrix-card.feature {
                min-height: 224px;
            }

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

            .form-top {
                align-items: flex-start;
                flex-direction: column;
                gap: 9px;
            }

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

            .footer-brand,
            .footer-status-wrap {
                grid-column: span 2;
            }

            .floating-cta {
                font-size: 11px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }

            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: category1 */
:root {
      --bg: #0B0B10;
      --bg-soft: #111018;
      --bg-card: #181720;
      --bg-card-2: rgba(255,255,255,.045);
      --text: #F5F5F7;
      --muted: #A1A1AA;
      --weak: #71717A;
      --line: rgba(255,255,255,.08);
      --line-strong: rgba(255,255,255,.14);
      --purple: #A855F7;
      --purple-2: #C026D3;
      --cyan: #22D3EE;
      --rose: #F43F5E;
      --green: #34D399;
      --radius-xl: 32px;
      --radius-lg: 24px;
      --radius-md: 18px;
      --radius-sm: 14px;
      --shadow: 0 18px 50px rgba(0,0,0,.28);
      --glow: 0 0 0 1px rgba(168,85,247,.35), 0 18px 50px rgba(0,0,0,.28);
      --container: 1200px;
      --ease: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      background:
        radial-gradient(circle at 18% 10%, rgba(168,85,247,.18), transparent 34%),
        radial-gradient(circle at 82% 0%, rgba(34,211,238,.12), transparent 30%),
        linear-gradient(180deg, #0B0B10 0%, #111018 48%, #0B0B10 100%);
      color: var(--text);
      line-height: 1.75;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .32;
      background-image:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.9), transparent 72%);
      z-index: -1;
    }

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

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

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

    button {
      cursor: pointer;
    }

    ::selection {
      background: rgba(168,85,247,.35);
      color: #fff;
    }

    .container {
      width: min(100% - 40px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(11,11,16,.88);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(14px);
    }

    .nav-shell {
      display: grid;
      grid-template-columns: auto minmax(280px, 560px) auto;
      align-items: center;
      gap: 22px;
      min-height: 76px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      letter-spacing: -.02em;
      color: var(--text);
      white-space: nowrap;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 12px;
      position: relative;
      background:
        radial-gradient(circle at 30% 25%, #fff 0 2px, transparent 3px),
        linear-gradient(135deg, var(--purple), var(--rose) 52%, var(--cyan));
      box-shadow: 0 0 26px rgba(168,85,247,.45);
      flex: 0 0 auto;
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: 8px;
      border: 1px solid rgba(255,255,255,.42);
      border-radius: 8px;
    }

    .nav-search {
      position: relative;
      display: flex;
      align-items: center;
      min-width: 0;
    }

    .nav-search svg {
      position: absolute;
      left: 18px;
      width: 18px;
      height: 18px;
      color: var(--weak);
      pointer-events: none;
    }

    .nav-search input {
      width: 100%;
      height: 46px;
      border-radius: 999px;
      border: 1px solid var(--line-strong);
      background: rgba(255,255,255,.045);
      color: var(--text);
      padding: 0 82px 0 48px;
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    .nav-search input::placeholder {
      color: var(--weak);
    }

    .nav-search input:focus {
      border-color: var(--purple);
      box-shadow: 0 0 0 4px rgba(168,85,247,.14);
      background: rgba(255,255,255,.065);
    }

    .kbd {
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--weak);
      font-size: 12px;
      border: 1px solid var(--line);
      border-radius: 999px;
      padding: 2px 8px;
      background: rgba(0,0,0,.2);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 8px;
      min-width: 0;
    }

    .nav-link {
      position: relative;
      min-height: 38px;
      display: inline-flex;
      align-items: center;
      border-radius: 999px;
      padding: 8px 13px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 650;
      transition: color var(--ease), background var(--ease), border-color var(--ease);
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: var(--text);
      background: rgba(255,255,255,.06);
      outline: none;
    }

    .nav-link.active {
      color: #fff;
      border-color: rgba(168,85,247,.5);
      background: rgba(168,85,247,.12);
    }

    .nav-link.active::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--cyan);
      margin-right: 7px;
      box-shadow: 0 0 12px rgba(34,211,238,.8);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--line);
      color: var(--text);
      background: rgba(255,255,255,.045);
      align-items: center;
      justify-content: center;
      transition: background var(--ease), border-color var(--ease);
    }

    .menu-toggle:hover,
    .menu-toggle:focus-visible {
      background: rgba(255,255,255,.075);
      border-color: rgba(168,85,247,.45);
      outline: none;
    }

    main {
      padding-bottom: 88px;
    }

    .section {
      padding: 76px 0 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 24px;
    }

    .section-kicker,
    .panel-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-size: 13px;
      font-weight: 750;
      letter-spacing: .04em;
    }

    .section-kicker::before,
    .panel-kicker::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 99px;
      background: var(--cyan);
      box-shadow: 0 0 16px rgba(34,211,238,.72);
    }

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

    h1 {
      margin-bottom: 18px;
      font-size: clamp(34px, 5vw, 56px);
      line-height: 1.14;
      letter-spacing: -.045em;
    }

    h2 {
      margin-bottom: 10px;
      font-size: clamp(28px, 3.3vw, 38px);
      line-height: 1.22;
      letter-spacing: -.035em;
    }

    h3 {
      margin-bottom: 10px;
      font-size: 21px;
      line-height: 1.35;
      letter-spacing: -.02em;
    }

    p {
      color: var(--muted);
    }

    .lead {
      font-size: 17px;
      max-width: 760px;
    }

    .btn {
      min-height: 46px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: 999px;
      padding: 11px 18px;
      border: 1px solid transparent;
      font-weight: 750;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease), color var(--ease);
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--purple), var(--rose));
      box-shadow: 0 16px 38px rgba(168,85,247,.22);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible {
      transform: translateY(-2px);
      box-shadow: 0 20px 54px rgba(244,63,94,.25);
      outline: none;
    }

    .btn-secondary {
      color: var(--text);
      border-color: var(--line-strong);
      background: rgba(255,255,255,.045);
    }

    .btn-secondary:hover,
    .btn-secondary:focus-visible {
      border-color: rgba(168,85,247,.5);
      background: rgba(168,85,247,.11);
      transform: translateY(-2px);
      outline: none;
    }

    .hero-filter {
      padding: 54px 0 0;
    }

    .hero-panel {
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius-xl);
      background:
        radial-gradient(circle at 20% 0%, rgba(168,85,247,.22), transparent 36%),
        radial-gradient(circle at 86% 18%, rgba(34,211,238,.14), transparent 30%),
        linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.035));
      box-shadow: var(--shadow);
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, transparent 0 49%, rgba(255,255,255,.06) 50%, transparent 51%),
        linear-gradient(0deg, transparent 0 49%, rgba(255,255,255,.04) 50%, transparent 51%);
      background-size: 58px 58px;
      opacity: .28;
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
      gap: 32px;
      padding: 38px;
    }

    .hero-copy {
      align-self: center;
    }

    .hero-copy .lead {
      margin-bottom: 24px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin: 24px 0 22px;
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .chip,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      border-radius: 999px;
      border: 1px solid var(--line);
      color: var(--muted);
      background: rgba(255,255,255,.04);
      padding: 6px 10px;
      font-size: 12px;
      font-weight: 700;
      white-space: nowrap;
    }

    .chip.is-active,
    .badge-hot {
      color: #fff;
      border-color: rgba(244,63,94,.5);
      background: rgba(244,63,94,.13);
    }

    .badge-update {
      color: #dffbff;
      border-color: rgba(34,211,238,.45);
      background: rgba(34,211,238,.1);
    }

    .badge-reco {
      color: #f1e7ff;
      border-color: rgba(168,85,247,.5);
      background: rgba(168,85,247,.11);
    }

    .dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: currentColor;
      box-shadow: 0 0 12px currentColor;
    }

    .cover-card {
      border-radius: 28px;
      border: 1px solid var(--line);
      background: rgba(10,10,15,.66);
      padding: 18px;
      min-height: 450px;
      display: grid;
      grid-template-rows: auto 1fr auto;
      box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
    }

    .cover-top {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: center;
      margin-bottom: 16px;
    }

    .cover-visual {
      border-radius: 22px;
      min-height: 238px;
      overflow: hidden;
      position: relative;
      border: 1px solid var(--line);
      background:
        radial-gradient(circle at 28% 32%, rgba(168,85,247,.65), transparent 24%),
        radial-gradient(circle at 78% 22%, rgba(34,211,238,.42), transparent 22%),
        radial-gradient(circle at 65% 80%, rgba(244,63,94,.36), transparent 28%),
        #15131D;
    }

    .cover-visual::before {
      content: "";
      position: absolute;
      inset: 18px;
      border-radius: 18px;
      border: 1px solid rgba(255,255,255,.12);
      background-image:
        linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
      background-size: 30px 30px;
      opacity: .5;
    }

    .cover-visual::after {
      content: "地区 / 系列 / 更新";
      position: absolute;
      left: 22px;
      bottom: 20px;
      padding: 8px 12px;
      border-radius: 999px;
      color: #fff;
      font-size: 13px;
      font-weight: 800;
      background: rgba(0,0,0,.42);
      border: 1px solid rgba(255,255,255,.16);
    }

    .toc-list {
      list-style: none;
      padding: 16px 0 0;
      margin: 0;
      display: grid;
      gap: 10px;
    }

    .toc-list li {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 11px 12px;
      border-radius: 14px;
      background: rgba(255,255,255,.045);
      border: 1px solid transparent;
      color: var(--muted);
      font-size: 14px;
    }

    .toc-list strong {
      color: var(--text);
    }

    .toc-list span {
      color: var(--cyan);
      font-variant-numeric: tabular-nums;
    }

    .tool-panel {
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      padding: 18px;
      background: rgba(255,255,255,.045);
      box-shadow: var(--shadow);
    }

    .filter-toolbar {
      display: grid;
      grid-template-columns: minmax(260px, 1fr) auto auto;
      gap: 14px;
      align-items: center;
    }

    .search-field {
      position: relative;
    }

    .search-field input,
    .form-field input,
    .form-field select,
    .form-field textarea {
      width: 100%;
      border: 1px solid rgba(255,255,255,.1);
      background: #111018;
      color: var(--text);
      border-radius: 16px;
      padding: 13px 14px;
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    .search-field input {
      padding-left: 42px;
    }

    .search-field svg {
      position: absolute;
      left: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--weak);
      width: 18px;
      height: 18px;
    }

    .search-field input::placeholder,
    .form-field input::placeholder,
    .form-field textarea::placeholder {
      color: var(--weak);
    }

    .search-field input:focus,
    .form-field input:focus,
    .form-field select:focus,
    .form-field textarea:focus {
      border-color: var(--purple);
      box-shadow: 0 0 0 4px rgba(168,85,247,.14);
      background: rgba(17,16,24,.92);
    }

    .select-pill {
      min-height: 48px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.045);
      color: var(--text);
      padding: 0 14px;
      outline: none;
    }

    .chip-strip {
      display: flex;
      gap: 8px;
      overflow-x: auto;
      scrollbar-width: none;
      padding: 14px 0 0;
    }

    .chip-strip::-webkit-scrollbar {
      display: none;
    }

    .filter-chip {
      border: 1px solid var(--line);
      background: rgba(255,255,255,.035);
      color: var(--muted);
      border-radius: 999px;
      padding: 8px 12px;
      font-size: 13px;
      font-weight: 750;
      white-space: nowrap;
      transition: background var(--ease), border-color var(--ease), color var(--ease), transform var(--ease);
    }

    .filter-chip:hover,
    .filter-chip:focus-visible {
      color: #fff;
      border-color: rgba(168,85,247,.45);
      background: rgba(168,85,247,.11);
      transform: translateY(-1px);
      outline: none;
    }

    .filter-chip.active {
      color: #fff;
      border-color: rgba(168,85,247,.62);
      background: linear-gradient(135deg, rgba(168,85,247,.25), rgba(192,38,211,.16));
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 22px;
      align-items: start;
    }

    .resource-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .resource-card,
    .side-card,
    .metric-card,
    .faq-item,
    .compare-panel,
    .cta-panel {
      border: 1px solid var(--line);
      background: var(--bg-card-2);
      border-radius: var(--radius-lg);
      transition: transform var(--ease), border-color var(--ease), background var(--ease), box-shadow var(--ease);
    }

    .resource-card {
      position: relative;
      overflow: hidden;
      padding: 18px;
      min-height: 250px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .resource-card::before {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 2px;
      background: linear-gradient(90deg, var(--purple), transparent 35%, var(--cyan));
      opacity: .8;
    }

    .resource-card:hover,
    .side-card:hover,
    .metric-card:hover,
    .faq-item:hover {
      transform: translateY(-3px);
      border-color: rgba(168,85,247,.45);
      background: rgba(255,255,255,.065);
      box-shadow: var(--glow);
    }

    .abstract-thumb {
      height: 86px;
      border-radius: 18px;
      border: 1px solid var(--line);
      background:
        linear-gradient(135deg, rgba(168,85,247,.28), rgba(34,211,238,.13)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.05) 0 1px, transparent 1px 16px),
        #111018;
      position: relative;
      overflow: hidden;
    }

    .abstract-thumb::after {
      content: "";
      position: absolute;
      width: 96px;
      height: 96px;
      border-radius: 999px;
      right: -20px;
      top: -32px;
      background: rgba(244,63,94,.28);
      filter: blur(2px);
    }

    .resource-card h3 {
      margin-bottom: 4px;
    }

    .resource-card p {
      margin-bottom: 0;
      font-size: 14.5px;
    }

    .card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-top: auto;
    }

    .text-link {
      color: var(--cyan);
      font-weight: 800;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      transition: color var(--ease), transform var(--ease);
    }

    .text-link:hover,
    .text-link:focus-visible {
      color: #fff;
      transform: translateX(2px);
      outline: none;
    }

    .side-stack {
      display: grid;
      gap: 16px;
    }

    .side-card {
      padding: 18px;
    }

    .side-card h3 {
      font-size: 18px;
    }

    .mini-metrics {
      display: grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap: 10px;
      margin-top: 12px;
    }

    .metric-card {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.04);
    }

    .metric-number {
      display: block;
      color: var(--cyan);
      font-size: 24px;
      font-weight: 900;
      letter-spacing: -.04em;
      font-variant-numeric: tabular-nums;
    }

    .metric-card span:last-child {
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
    }

    .hot-list {
      list-style: none;
      padding: 0;
      margin: 14px 0 0;
      display: grid;
      gap: 10px;
    }

    .hot-list li {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 11px 12px;
      border-radius: 14px;
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-size: 14px;
    }

    .hot-list strong {
      color: var(--text);
    }

    .hot-list em {
      color: var(--rose);
      font-style: normal;
      font-weight: 800;
    }

    .pager {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 8px;
      margin-top: 24px;
      flex-wrap: wrap;
    }

    .page-btn {
      min-width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-weight: 800;
      transition: background var(--ease), border-color var(--ease), color var(--ease), transform var(--ease);
    }

    .page-btn:hover,
    .page-btn:focus-visible {
      color: #fff;
      border-color: rgba(168,85,247,.5);
      background: rgba(168,85,247,.12);
      transform: translateY(-2px);
      outline: none;
    }

    .page-btn.current {
      color: #fff;
      border-color: rgba(168,85,247,.7);
      background: linear-gradient(135deg, rgba(168,85,247,.8), rgba(192,38,211,.68));
    }

    .compare-panel {
      overflow: hidden;
      padding: 0;
      background: rgba(255,255,255,.04);
    }

    .compare-row {
      display: grid;
      grid-template-columns: 1.1fr 1fr 1fr;
      border-bottom: 1px solid var(--line);
    }

    .compare-row:last-child {
      border-bottom: none;
    }

    .compare-cell {
      padding: 17px;
      border-right: 1px solid var(--line);
      color: var(--muted);
      font-size: 14px;
    }

    .compare-cell:last-child {
      border-right: none;
    }

    .compare-row.head .compare-cell {
      color: var(--text);
      font-weight: 850;
      background: rgba(255,255,255,.055);
    }

    .compare-cell.mark {
      color: #fff;
      background: linear-gradient(180deg, rgba(168,85,247,.14), rgba(168,85,247,.04));
    }

    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .faq-item {
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      border: none;
      background: transparent;
      color: var(--text);
      padding: 18px 18px;
      text-align: left;
      font-weight: 800;
    }

    .faq-icon {
      width: 28px;
      height: 28px;
      border-radius: 999px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--cyan);
      border: 1px solid var(--line);
      transition: transform 220ms ease, background var(--ease), border-color var(--ease);
      flex: 0 0 auto;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 220ms ease;
    }

    .faq-answer p {
      margin: 0;
      padding: 0 18px 18px;
      font-size: 14.5px;
    }

    .faq-item.open .faq-icon {
      transform: rotate(45deg);
      background: rgba(168,85,247,.15);
      border-color: rgba(168,85,247,.45);
    }

    .faq-item.open .faq-answer {
      max-height: 180px;
    }

    .cta-panel {
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 26px;
      padding: 26px;
      background:
        radial-gradient(circle at 16% 20%, rgba(168,85,247,.16), transparent 30%),
        radial-gradient(circle at 100% 60%, rgba(34,211,238,.11), transparent 32%),
        rgba(255,255,255,.045);
    }

    .cta-note {
      display: grid;
      gap: 12px;
      align-content: center;
    }

    .form-panel {
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 18px;
      background: rgba(0,0,0,.18);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .form-field.full {
      grid-column: 1 / -1;
    }

    .form-field label {
      display: block;
      color: var(--text);
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 7px;
    }

    .form-field textarea {
      min-height: 96px;
      resize: vertical;
    }

    .form-tip {
      margin: 12px 0 0;
      color: var(--weak);
      font-size: 13px;
    }

    .site-footer {
      background: #08080C;
      border-top: 1px solid var(--line);
      padding: 48px 0 22px;
    }

    .footer-main {
      display: grid;
      grid-template-columns: minmax(260px, 1.1fr) .55fr .55fr .8fr;
      gap: 28px;
      align-items: start;
    }

    .footer-brand p {
      max-width: 340px;
      margin: 14px 0 14px;
      font-size: 14px;
    }

    .footer-status {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--muted);
      border: 1px solid var(--line);
      background: rgba(255,255,255,.04);
      border-radius: 999px;
      padding: 7px 10px;
      font-size: 13px;
      font-weight: 700;
    }

    .status-dot {
      width: 8px;
      height: 8px;
      border-radius: 99px;
      background: var(--green);
      box-shadow: 0 0 14px rgba(52,211,153,.85);
    }

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

    .footer-links strong {
      color: var(--text);
      margin-bottom: 2px;
    }

    .footer-links a,
    .footer-inline-links a {
      color: var(--muted);
      font-size: 14px;
      transition: color var(--ease), transform var(--ease);
    }

    .footer-links a:hover,
    .footer-inline-links a:hover,
    .footer-links a:focus-visible,
    .footer-inline-links a:focus-visible {
      color: var(--cyan);
      outline: none;
    }

    .footer-status-card {
      border: 1px solid var(--line);
      border-radius: 20px;
      padding: 16px;
      background: rgba(255,255,255,.04);
    }

    .footer-status-card strong {
      display: block;
      margin: 7px 0 4px;
    }

    .footer-status-card p {
      margin-bottom: 0;
      font-size: 13.5px;
    }

    .footer-bottom {
      margin-top: 32px;
      padding-top: 18px;
      border-top: 1px solid var(--line);
      display: flex;
      justify-content: space-between;
      gap: 18px;
      align-items: center;
      color: var(--weak);
      font-size: 13px;
    }

    .footer-bottom p {
      margin: 0;
      color: var(--weak);
    }

    .footer-inline-links {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    @media (max-width: 1080px) {
      .nav-shell {
        grid-template-columns: auto 1fr auto;
      }

      .nav-actions {
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        display: none;
        justify-content: flex-start;
        overflow-x: auto;
        padding: 10px 20px 14px;
        background: rgba(11,11,16,.96);
        border-bottom: 1px solid var(--line);
      }

      .nav-actions.open {
        display: flex;
      }

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

      .hero-inner,
      .content-layout,
      .cta-panel {
        grid-template-columns: 1fr;
      }

      .cover-card {
        min-height: auto;
      }

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

    @media (max-width: 820px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .site-header {
        position: sticky;
      }

      .nav-shell {
        grid-template-columns: 1fr auto;
        gap: 12px;
        padding: 12px 0;
      }

      .nav-search {
        grid-column: 1 / -1;
        order: 3;
      }

      .brand {
        min-width: 0;
      }

      .brand span:last-child {
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .hero-filter {
        padding-top: 28px;
      }

      .hero-inner {
        padding: 24px;
      }

      .section {
        padding-top: 54px;
      }

      .section-head {
        display: block;
      }

      .filter-toolbar {
        grid-template-columns: 1fr;
      }

      .resource-grid,
      .faq-grid {
        grid-template-columns: 1fr;
      }

      .compare-panel {
        display: grid;
        gap: 12px;
        background: transparent;
        border: none;
      }

      .compare-row {
        grid-template-columns: 1fr;
        border: 1px solid var(--line);
        border-radius: 18px;
        overflow: hidden;
        background: rgba(255,255,255,.04);
      }

      .compare-cell {
        border-right: none;
        border-bottom: 1px solid var(--line);
      }

      .compare-cell:last-child {
        border-bottom: none;
      }

      .form-grid,
      .footer-main {
        grid-template-columns: 1fr;
      }

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

    @media (max-width: 520px) {
      h1 {
        font-size: 33px;
      }

      .hero-inner,
      .cta-panel {
        padding: 18px;
      }

      .cover-visual {
        min-height: 190px;
      }

      .mini-metrics {
        grid-template-columns: 1fr;
      }

      .hero-actions .btn,
      .cta-panel .btn {
        width: 100%;
      }

      .nav-search input {
        height: 44px;
        padding-right: 58px;
      }

      .kbd {
        display: none;
      }
    }