/* roulang page: index */
:root {
            --ink: #07110D;
            --night: #0A1712;
            --surface: #0E2019;
            --brand: #40F99B;
            --brand-deep: #1AC988;
            --gold: #F5C56B;
            --heat: #FF5D5D;
            --text-primary: #EAF5F0;
            --text-secondary: #A2B8AE;
            --text-muted: #6E897C;
            --border-light: rgba(255, 255, 255, 0.08);
            --border-brand: rgba(64, 249, 155, 0.35);
            --radius-lg: 28px;
            --radius-md: 20px;
            --radius-sm: 12px;
            --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.35);
            --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--ink);
            color: var(--text-primary);
            font-family: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

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

        button,
        input {
            font: inherit;
        }

        ul,
        ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        p,
        figure {
            margin: 0;
        }

        .container-x {
            width: 100%;
            max-width: 80rem;
            margin-inline: auto;
            padding-inline: 1.25rem;
        }

        @media (min-width: 768px) {
            .container-x {
                padding-inline: 2rem;
            }
        }

        .section-pad {
            padding-block: clamp(4rem, 8vw, 6.5rem);
        }

        .tabular-nums {
            font-variant-numeric: tabular-nums;
        }

        /* Header ============ */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 90;
            height: 72px;
            transition: background 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
        }

        .site-header.scrolled {
            background: rgba(7, 17, 13, 0.88);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            height: 100%;
            max-width: 96rem;
            margin-inline: auto;
            padding-inline: 1.25rem;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 2.25rem;
            min-width: 0;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            color: var(--text-primary);
        }

        .logo-sigil {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
            color: #04170c;
            font-weight: 900;
            font-size: 13px;
            letter-spacing: 0.01em;
            box-shadow: 0 0 22px rgba(64, 249, 155, 0.22);
        }

        .logo-copy {
            font-size: 1.2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
        }

        .main-nav {
            display: none;
            align-items: center;
            gap: 0.25rem;
        }

        @media (min-width: 1024px) {
            .main-nav {
                display: flex;
            }
        }

        .nav-link {
            display: inline-flex;
            padding: 0.45rem 0.8rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: 999px;
            transition: color 0.2s var(--ease), background 0.2s var(--ease);
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            color: var(--brand);
            background: rgba(64, 249, 155, 0.1);
        }

        .nav-link:focus-visible,
        .btn:focus-visible,
        .icon-btn:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
        }

        .search-box {
            display: none;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 255, 255, 0.055);
            border: 1px solid rgba(255, 255, 255, 0.09);
            padding: 0.4rem 0.85rem;
            border-radius: 999px;
            flex: 0 1 200px;
        }

        @media (min-width: 1280px) {
            .search-box {
                display: flex;
            }
        }

        .search-box input {
            border: 0;
            outline: 0;
            background: transparent;
            color: var(--text-primary);
            font-size: 0.85rem;
            width: 100%;
        }

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

        .icon-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 46px;
            height: 46px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-primary);
            transition: all 0.2s var(--ease);
            cursor: pointer;
        }

        .icon-btn:hover {
            border-color: var(--border-brand);
            color: var(--brand);
            background: rgba(64, 249, 155, 0.08);
        }

        .mobile-menu {
            position: fixed;
            inset: 0;
            z-index: 80;
            background: var(--ink);
            display: flex;
            flex-direction: column;
            justify-content: center;
            padding: 2rem;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: opacity 0.3s var(--ease), visibility 0.3s var(--ease);
        }

        .mobile-menu.open {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
        }

        .mobile-nav {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-nav a {
            font-size: 1.6rem;
            font-weight: 800;
            padding: 0.7rem 0.25rem;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        }

        .mobile-nav a.active {
            color: var(--brand);
        }

        @media (min-width: 1024px) {
            .hamburger-btn {
                display: none;
            }
        }

        /* Button System ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.55rem;
            padding: 0.8rem 1.5rem;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 700;
            line-height: 1.3;
            border: 1px solid transparent;
            transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease), opacity 0.2s var(--ease);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
            color: #04170c;
            box-shadow: 0 10px 28px rgba(64, 249, 155, 0.2);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 34px rgba(64, 249, 155, 0.32);
            filter: brightness(1.06);
        }

        .btn-primary:active {
            transform: translateY(0) scale(0.98);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.13);
            color: var(--text-primary);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(64, 249, 155, 0.4);
            color: var(--brand);
            transform: translateY(-2px);
        }

        .btn-ghost:active {
            transform: translateY(0) scale(0.98);
        }

        .btn-sm {
            padding: 0.55rem 1.1rem;
            font-size: 0.85rem;
        }

        .btn .play-btn-icon {
            width: 18px;
            height: 18px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        /* Hero ============ */
        .hero {
            position: relative;
            min-height: 720px;
            min-height: min(94vh, 1020px);
            display: flex;
            align-items: center;
            padding-top: 140px;
            padding-bottom: 70px;
            overflow: hidden;
            isolation: isolate;
        }

        .hero-visual {
            position: absolute;
            inset: 0 0 0 36%;
            z-index: -2;
            background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            transform: scale(1.01);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: -1;
            pointer-events: none;
            background:
                linear-gradient(90deg, var(--ink) 0%, var(--ink) 16%, rgba(7, 17, 13, 0.62) 42%, rgba(7, 17, 13, 0.08) 62%),
                linear-gradient(0deg, rgba(7, 17, 13, 0.96) 0%, rgba(7, 17, 13, 0) 44%);
        }

        .hero-copy {
            max-width: 670px;
            position: relative;
            z-index: 2;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.42rem 0.9rem;
            border: 1px solid rgba(64, 249, 155, 0.25);
            background: rgba(64, 249, 155, 0.08);
            border-radius: 999px;
            font-size: 0.8rem;
            color: var(--brand);
            font-weight: 600;
            margin-bottom: 1.6rem;
        }

        .hero-kicker::before {
            content: '';
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--brand);
            box-shadow: 0 0 14px var(--brand);
        }

        .hero-title {
            font-size: clamp(2.4rem, 5vw, 3.7rem);
            font-weight: 900;
            line-height: 1.14;
            letter-spacing: -0.025em;
            color: var(--text-primary);
            text-wrap: balance;
        }

        .hero-desc {
            margin-top: 1.3rem;
            max-width: 34rem;
            color: var(--text-secondary);
            font-size: 1.05rem;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 0.9rem;
            margin-top: 2rem;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            margin-top: 3rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 0.15rem;
            padding-right: 2rem;
            margin-right: 2rem;
            border-right: 1px solid rgba(255, 255, 255, 0.08);
        }

        .hero-stat:last-child {
            border-right: 0;
            margin-right: 0;
            padding-right: 0;
        }

        .stat-value {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--text-primary);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }

        .stat-value small {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand);
        }

        .stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        @media (max-width: 1023px) {
            .hero {
                padding-top: 170px;
                padding-bottom: 56px;
                min-height: 660px;
            }

            .hero-visual {
                inset: 0;
                opacity: 0.5;
            }

            .hero-overlay {
                background:
                    linear-gradient(180deg, rgba(7, 17, 13, 0.3) 0%, rgba(7, 17, 13, 0.52) 42%, rgba(7, 17, 13, 0.96) 84%, var(--ink) 100%);
            }

            .hero-copy {
                max-width: 100%;
            }

            .hero-desc {
                max-width: 32rem;
            }
        }

        @media (max-width: 560px) {
            .hero {
                min-height: 620px;
                padding-top: 150px;
            }

            .hero-stats {
                gap: 0.9rem;
            }

            .hero-stat {
                padding-right: 1.1rem;
                margin-right: 1.1rem;
            }

            .stat-value {
                font-size: 1.5rem;
            }
        }

        /* Section Header ========= */
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 1.5rem;
            margin-bottom: 2.25rem;
        }

        .section-title {
            font-size: clamp(1.8rem, 3.4vw, 2.4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            line-height: 1.25;
        }

        .section-sub {
            margin-top: 0.45rem;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            width: max-content;
            max-width: 100%;
            gap: 0.55rem;
            padding: 0.28rem 0.85rem;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.09);
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 1rem;
        }

        .eyebrow i {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--gold);
        }

        /* Badges */
        .data-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            padding: 0.28rem 0.7rem;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
            line-height: 1.4;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .data-badge .bdot {
            width: 6px;
            height: 6px;
            border-radius: 999px;
            background: var(--text-muted);
        }

        .badge-green {
            color: var(--brand);
            background: rgba(64, 249, 155, 0.1);
        }

        .badge-green .bdot {
            background: var(--brand);
            box-shadow: 0 0 12px rgba(64, 249, 155, 0.8);
        }

        .badge-gold {
            color: var(--gold);
            background: rgba(245, 197, 107, 0.1);
        }

        .badge-gold .bdot {
            background: var(--gold);
            box-shadow: 0 0 12px rgba(245, 197, 107, 0.5);
        }

        .badge-heat {
            color: var(--heat);
            background: rgba(255, 93, 93, 0.12);
        }

        .badge-heat .bdot {
            background: var(--heat);
            box-shadow: 0 0 12px rgba(255, 93, 93, 0.5);
        }

        /* Horizontal slider */
        .shelf-wrap {
            position: relative;
        }

        .shelf-track {
            display: flex;
            gap: 1.25rem;
            overflow-x: auto;
            overscroll-behavior-x: contain;
            scroll-snap-type: x proximity;
            padding: 0.15rem 0.15rem 1.4rem;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .shelf-track::-webkit-scrollbar {
            display: none;
        }

        .scroll-card {
            flex: 0 0 260px;
            scroll-snap-align: start;
        }

        @media (min-width: 640px) {
            .scroll-card {
                flex-basis: 286px;
            }
        }

        @media (max-width: 520px) {
            .scroll-card {
                flex-basis: 82vw;
            }
        }

        .shelf-fade {
            position: absolute;
            top: 0;
            bottom: 1.4rem;
            width: 40px;
            pointer-events: none;
            z-index: 5;
        }

        .shelf-fade.left {
            left: -1px;
            background: linear-gradient(90deg, var(--ink), transparent);
        }

        .shelf-fade.right {
            right: -1px;
            background: linear-gradient(270deg, var(--ink), transparent);
        }

        @media (min-width: 768px) {
            .shelf-fade {
                width: 70px;
            }
        }

        .arrow-btn {
            width: 42px;
            height: 42px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s var(--ease);
        }

        .arrow-btn:hover {
            border-color: rgba(64, 249, 155, 0.45);
            color: var(--brand);
            background: rgba(64, 249, 155, 0.08);
        }

        /* Media Card */
        .media-card {
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
            height: 100%;
            display: block;
        }

        .media-card:hover {
            transform: translateY(-5px);
            border-color: rgba(64, 249, 155, 0.28);
            box-shadow: 0 18px 44px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(64, 249, 155, 0.08);
        }

        .media-thumb {
            position: relative;
            overflow: hidden;
        }

        .media-thumb img {
            width: 100%;
            transition: transform 0.5s var(--ease);
        }

        .media-card:hover .media-thumb img {
            transform: scale(1.05);
        }

        .media-thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 42%, rgba(4, 11, 8, 0.7) 100%);
        }

        .cover-chip {
            position: absolute;
            left: 0.7rem;
            top: 0.7rem;
            z-index: 2;
            display: inline-flex;
            gap: 0.3rem;
            align-items: center;
            padding: 0.25rem 0.55rem;
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 600;
            background: rgba(7, 17, 13, 0.78);
            -webkit-backdrop-filter: blur(8px);
            backdrop-filter: blur(8px);
            color: var(--brand);
            border: 1px solid rgba(255, 255, 255, 0.09);
        }

        .cover-chip.is-hot {
            color: var(--heat);
        }

        .cover-chip.is-gold {
            color: var(--gold);
        }

        .cover-play-hint {
            position: absolute;
            z-index: 2;
            left: 50%;
            top: 50%;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(7, 17, 13, 0.55);
            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.16);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand);
            opacity: 0;
            transform: translate(-50%, -46%) scale(0.85);
            transition: all 0.25s var(--ease);
        }

        .media-card:hover .cover-play-hint {
            opacity: 1;
            transform: translate(-50%, -50%) scale(1);
        }

        .media-body {
            padding: 1rem 1rem 1.1rem;
        }

        .media-title {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            color: var(--text-primary);
            min-height: 2.9rem;
        }

        .media-meta {
            margin-top: 0.65rem;
            display: flex;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.78rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .media-meta .dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: var(--text-muted);
        }

        .media-meta .hot-num {
            color: var(--heat);
            font-variant-numeric: tabular-nums;
        }

        .vertical-card .media-thumb img {
            aspect-ratio: 3 / 4;
        }

        .cover-story {
            position: absolute;
            bottom: 0.75rem;
            left: 0.75rem;
            right: 0.75rem;
            z-index: 2;
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
        }

        /* Hot Ranking */
        .rank-panel {
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 1.25rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background 0.2s var(--ease);
        }

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

        .rank-item:hover {
            background: rgba(255, 255, 255, 0.035);
        }

        .rank-no {
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--text-muted);
            font-variant-numeric: tabular-nums;
            width: 3rem;
            flex-shrink: 0;
        }

        .rank-no.is-top {
            color: var(--gold);
            text-shadow: 0 0 20px rgba(245, 197, 107, 0.3);
        }

        .rank-thumb {
            width: 70px;
            height: 52px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .rank-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .rank-info {
            min-width: 0;
            flex: 1;
        }

        .rank-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

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

        .rank-meta {
            margin-top: 0.18rem;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .feature-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: flex-end;
            padding: 1.75rem;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .feature-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 20%, rgba(5, 13, 9, 0.92) 88%);
        }

        .feature-card > * {
            position: relative;
            z-index: 2;
        }

        /* Zone cards */
        .zone-panel {
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: all 0.25s var(--ease);
            display: block;
        }

        .zone-panel:hover {
            border-color: rgba(64, 249, 155, 0.26);
            transform: translateY(-4px);
        }

        .zone-num {
            font-size: 2.4rem;
            font-weight: 900;
            color: rgba(255, 255, 255, 0.12);
            line-height: 1;
            font-variant-numeric: tabular-nums;
        }

        /* Stage path */
        .stage-wrap {
            position: relative;
            display: grid;
            gap: 1.25rem;
        }

        .stage-row {
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 1.25rem;
            align-items: stretch;
            position: relative;
        }

        .stage-index {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.4rem;
            color: var(--brand);
            font-weight: 900;
            font-size: 1rem;
            font-variant-numeric: tabular-nums;
        }

        .stage-index .num {
            width: 48px;
            height: 48px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(64, 249, 155, 0.1);
            border: 1px solid rgba(64, 249, 155, 0.22);
            color: var(--brand);
            font-size: 1.1rem;
            font-weight: 900;
        }

        .stage-index::after {
            content: '';
            width: 1px;
            flex: 1;
            background: linear-gradient(180deg, rgba(64, 249, 155, 0.3), rgba(255, 255, 255, 0.05));
        }

        .stage-row:last-child .stage-index::after {
            display: none;
        }

        .stage-content {
            background: rgba(14, 32, 25, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 1.35rem 1.4rem;
            margin-bottom: 1.1rem;
            transition: border-color 0.2s var(--ease);
        }

        .stage-content:hover {
            border-color: rgba(64, 249, 155, 0.2);
        }

        /* News list */
        .news-list {
            display: grid;
            gap: 1rem;
        }

        .news-list-slot {
            display: grid;
            grid-template-columns: repeat(1, minmax(0, 1fr));
            gap: 1rem;
        }

        @media (min-width: 1024px) {
            .news-list-slot {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }
        }

        .news-item {
            display: block;
            background: rgba(14, 32, 25, 0.72);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 1.4rem 1.5rem;
            transition: all 0.2s var(--ease);
        }

        .news-item:hover {
            border-color: rgba(64, 249, 155, 0.24);
            transform: translateY(-3px);
        }

        .news-meta-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            margin-bottom: 0.7rem;
        }

        .news-chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.2rem 0.6rem;
            background: rgba(64, 249, 155, 0.1);
            color: var(--brand);
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 600;
        }

        .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            font-variant-numeric: tabular-nums;
        }

        .news-title {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.5;
        }

        .news-title a {
            color: var(--text-primary);
            transition: color 0.2s var(--ease);
        }

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

        .news-summary {
            margin-top: 0.45rem;
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-read {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            margin-top: 0.9rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
            transition: color 0.2s var(--ease), gap 0.2s var(--ease);
        }

        .news-read:hover {
            color: var(--brand);
            gap: 0.6rem;
        }

        .empty-news {
            grid-column: 1 / -1;
            min-height: 170px;
            border: 1px dashed rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.015);
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* CTA */
        .cta-panel {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
            padding: clamp(2rem, 6vw, 4.2rem);
            display: grid;
            gap: 2.4rem;
            grid-template-columns: 1fr;
            align-items: center;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                linear-gradient(90deg, rgba(7, 17, 13, 0.93), rgba(7, 17, 13, 0.66)),
                linear-gradient(180deg, transparent, rgba(7, 17, 13, 0.55));
        }

        .cta-panel > * {
            position: relative;
            z-index: 2;
        }

        @media (min-width: 768px) {
            .cta-panel {
                grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
            }
        }

        .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
            margin-top: 1.3rem;
        }

        @media (min-width: 560px) {
            .subscribe-form {
                flex-direction: row;
                align-items: center;
            }
        }

        .subscribe-input {
            flex: 1;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 0.8rem 1.2rem;
            color: var(--text-primary);
            min-width: 0;
            transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
        }

        .subscribe-input:focus {
            outline: none;
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(64, 249, 155, 0.12);
        }

        .subscribe-input.error {
            border-color: var(--heat);
            box-shadow: 0 0 0 3px rgba(255, 93, 93, 0.12);
        }

        .form-tip {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .form-tip.is-error {
            color: var(--heat);
        }

        .subscribe-success {
            color: var(--brand);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.8rem 1rem;
            background: rgba(64, 249, 155, 0.08);
            border-radius: 12px;
            display: none;
        }

        /* FAQ */
        .faq-list {
            display: grid;
            gap: 0.8rem;
        }

        .faq-item {
            background: rgba(14, 32, 25, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 0.1rem 1.4rem;
            transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
        }

        .faq-item[open] {
            background: rgba(14, 32, 25, 0.95);
            border-left: 2px solid var(--brand);
            border-color: rgba(64, 249, 155, 0.2);
        }

        .faq-summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            cursor: pointer;
            padding: 1.15rem 0;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            list-style: none;
        }

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

        .faq-summary .faq-icon {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.12);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
            transition: all 0.2s var(--ease);
        }

        .faq-summary .faq-icon::before,
        .faq-summary .faq-icon::after {
            content: '';
            width: 10px;
            height: 1.5px;
            background: currentColor;
            position: absolute;
        }

        .faq-summary .faq-icon::after {
            transform: rotate(90deg);
        }

        .faq-item[open] .faq-icon {
            background: var(--brand);
            border-color: var(--brand);
            color: #05140b;
            transform: rotate(45deg);
        }

        .faq-answer {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.85;
            padding-bottom: 1.3rem;
            max-width: 65ch;
        }

        .faq-note {
            margin-top: 1.6rem;
            border: 1px dashed rgba(255, 255, 255, 0.11);
            border-radius: var(--radius-sm);
            padding: 1rem 1.2rem;
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 800px;
        }

        /* Footer */
        .site-footer {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            background: var(--night);
            padding: 4.5rem 0 2.2rem;
        }

        .footer-grid {
            display: grid;
            gap: 2.6rem;
            grid-template-columns: repeat(1, minmax(0, 1fr));
        }

        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1.4fr;
            }
        }

        @media (min-width: 1100px) {
            .footer-grid {
                grid-template-columns: 2.4fr 1fr 1.6fr 1.6fr;
            }
        }

        .footer-brand-desc {
            margin-top: 0.9rem;
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.75;
            max-width: 36ch;
        }

        .footer-title {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1rem;
        }

        .footer-links {
            display: grid;
            gap: 0.6rem;
        }

        .footer-links a {
            color: var(--text-secondary);
            font-size: 0.92rem;
            transition: color 0.2s var(--ease);
        }

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

        .footer-statement {
            margin-top: 1rem;
            color: var(--text-muted);
            font-size: 0.84rem;
            line-height: 1.8;
        }

        .footer-bottom {
            margin-top: 3rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 1.6rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.8rem;
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .footer-logo-line {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        /* Focus helpers */
        a:focus-visible,
        summary:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 3px;
            border-radius: 8px;
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: category1 */
:root{
  --ink:#07110D;
  --night:#0A1712;
  --surface:#0E2019;
  --brand:#40F99B;
  --brandDeep:#1AC988;
  --gold:#F5C56B;
  --heat:#FF5D5D;
  --textPrimary:#EAF5F0;
  --textSecondary:#A2B8AE;
  --textMuted:#6E897C;
  --line:rgba(255,255,255,0.08);
  --radius-lg:28px;
  --radius-md:20px;
  --radius-sm:12px;
  --shadow-card:0 12px 40px rgba(0,0,0,0.35);
  --shadow-pop:0 30px 90px rgba(0,0,0,0.6);
  --grad-brand:linear-gradient(135deg,#40F99B,#1AC988);
}
html{scroll-behavior:smooth;}
body{
  background:var(--ink);
  color:var(--textPrimary);
  font-family:'Inter','PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans CJK SC',sans-serif;
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button,input{font:inherit;border:none;background:none;color:inherit;}
button{cursor:pointer;}
ul{list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
::selection{background:rgba(64,249,155,.3);}
.container-x{max-width:1280px;margin:0 auto;padding-left:1.25rem;padding-right:1.25rem;}
@media(min-width:768px){.container-x{padding-left:2rem;padding-right:2rem;}}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:50;height:72px;
  display:flex;align-items:center;
  background:rgba(7,17,13,.25);
  transition:background .25s,box-shadow .25s,border-color .25s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(7,17,13,.9);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 30px rgba(0,0,0,.18);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  width:100%;gap:2rem;position:relative;
}
.logo{display:flex;align-items:center;gap:.7rem;flex-shrink:0;}
.logo-sigil{
  width:36px;height:36px;border-radius:12px;
  background:var(--grad-brand);color:#03150E;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:15px;letter-spacing:-.5px;
  box-shadow:0 0 22px rgba(64,249,155,.22),0 6px 14px rgba(0,0,0,.25);
}
.logo-copy{font-size:18px;font-weight:800;color:var(--textPrimary);letter-spacing:-.2px;}
.main-nav{display:none;align-items:center;gap:.3rem;}
.nav-link{
  font-size:14px;font-weight:500;color:var(--textSecondary);
  padding:.45rem .9rem;border-radius:999px;transition:all .2s ease;
  font-feature-settings:"tnum";
}
.nav-link:hover{color:var(--textPrimary);background:rgba(255,255,255,.06);}
.nav-link.active{color:var(--brand);background:rgba(64,249,155,.1);font-weight:600;}
.header-actions{display:none;align-items:center;gap:.8rem;}
.search-pill{
  display:flex;align-items:center;gap:.45rem;
  height:38px;padding:0 .9rem;border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.04);
  color:var(--textMuted);width:170px;
}
.search-pill input{
  width:100%;background:transparent;outline:none;font-size:13px;color:var(--textPrimary);
}
.search-pill input::placeholder{color:var(--textMuted);}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  background:var(--grad-brand);color:#02160D;
  border-radius:999px;font-weight:700;font-size:15px;
  padding:.8rem 1.5rem;min-height:44px;
  box-shadow:0 10px 24px rgba(26,201,136,.18);
  transition:transform .2s, filter .2s, box-shadow .2s;
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 14px 30px rgba(26,201,136,.28);}
.btn-primary:active{transform:translateY(1px) scale(.99);}
.btn-primary.compact{min-height:38px;padding:.45rem 1.1rem;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  border:1px solid rgba(255,255,255,.16);
  color:var(--textPrimary);border-radius:999px;
  font-weight:600;font-size:15px;padding:.8rem 1.4rem;min-height:44px;
  background:rgba(255,255,255,.04);
  transition:all .2s ease;
}
.btn-ghost:hover{border-color:rgba(64,249,155,.6);background:rgba(64,249,155,.08);color:var(--brand);}
.btn-ghost:active{transform:translateY(1px) scale(.99);}
.nav-burger{display:flex;width:40px;height:40px;border-radius:12px;align-items:center;justify-content:center;border:1px solid var(--line);background:rgba(255,255,255,.04);flex-direction:column;gap:5px;}
.nav-burger span{display:block;width:18px;height:2px;background:var(--textPrimary);border-radius:12px;transition:all .25s;}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-burger.open span:nth-child(2){opacity:0;}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{
  position:fixed;inset:0;top:72px;z-index:45;
  background:rgba(6,14,10,.98);
  backdrop-filter:blur(22px);
  padding:2rem 1.5rem 4rem;
  display:flex;flex-direction:column;gap:.7rem;
  transform:translateX(100%);transition:transform .3s ease;
}
.mobile-nav.open{transform:translateX(0);}
.mobile-nav .nav-link{
  font-size:20px;padding:1rem 1.2rem;color:var(--textPrimary);
  border-radius:16px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);
  font-weight:600;
}
.mobile-nav .nav-link.active{color:var(--brand);background:rgba(64,249,155,.1);}
.mobile-nav .mnav-cta{margin-top:1.4rem;align-self:flex-start;}
.mobile-nav .search-mobile{
  display:flex;width:100%;margin-bottom:1.4rem;height:48px;border-radius:999px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  align-items:center;padding:0 1.2rem;gap:.6rem;color:var(--textMuted);
}
.mobile-nav .search-mobile input{width:100%;outline:none;color:var(--textPrimary);}
@media(min-width:1024px){
  .main-nav{display:flex;}
  .header-actions{display:flex;}
  .nav-burger{display:none;}
}

/* ---------- Buttons / chips / badge ---------- */
.chip{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.38rem .9rem;border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.05);
  font-size:12px;font-weight:500;color:var(--textPrimary);
  line-height:1.2;white-space:nowrap;
}
.chip small{color:var(--textMuted);}
.chip-gold{
  border-color:rgba(245,197,107,.35);
  background:rgba(245,197,107,.1);
  color:#FCE6BC;
}
.chip-heat{
  border-color:rgba(255,93,93,.35);
  background:rgba(255,93,93,.1);
  color:#FF9A9A;
}
.chip-brand{
  border-color:rgba(64,249,155,.35);
  background:rgba(64,249,155,.1);
  color:var(--brand);
}
.dot{width:7px;height:7px;border-radius:99px;display:inline-block;flex-shrink:0;}
.dot-brand{background:var(--brand);box-shadow:0 0 14px rgba(64,249,155,.7);}
.dot-gold{background:var(--gold);box-shadow:0 0 12px rgba(245,197,107,.55);}
.dot-heat{background:var(--heat);box-shadow:0 0 12px rgba(255,93,93,.55);}
.data-pill{
  display:inline-flex;align-items:center;gap:.6rem;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  padding:.5rem .9rem;border-radius:999px;
  font-size:12px;color:var(--textSecondary);
  font-variant-numeric:tabular-nums;
}
.btn-text{
  display:inline-flex;align-items:center;gap:.4rem;color:var(--brand);
  font-weight:600;font-size:14px;line-height:1;
}
.btn-text:hover{gap:.6rem;filter:brightness(1.1);}
.btn-text svg{transition:transform .2s;}

/* ---------- Section spacing ---------- */
.section-block{padding:4.5rem 0;}
@media(min-width:768px){.section-block{padding:6rem 0;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:12px;font-weight:700;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;
}
.section-title{font-size:28px;line-height:1.2;font-weight:800;letter-spacing:-.5px;margin-top:.7rem;}
.section-sub{font-size:15.5px;color:var(--textSecondary);max-width:680px;margin-top:.7rem;line-height:1.7;}
@media(min-width:768px){
  .section-title{font-size:34px;}
}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;min-height:660px;padding:8rem 0 4rem;
  overflow:hidden;display:flex;align-items:center;
}
.cat-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.36;filter:saturate(.9) contrast(1.05);
}
.hero-overlay{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(7,17,13,.98) 0%,rgba(7,17,13,.7) 50%,rgba(7,17,13,.18) 92%),
    linear-gradient(0deg,rgba(7,17,13,.96) 0%,rgba(7,17,13,.22) 40%,rgba(7,17,13,.35) 100%);
}
.breadcrumb{
  display:inline-flex;align-items:center;gap:.55rem;
  font-size:13px;color:var(--textMuted);font-variant-numeric:tabular-nums;
}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb svg{width:14px;height:14px;opacity:.6;}
.hero-title{
  font-size:34px;font-weight:900;line-height:1.14;
  letter-spacing:-1px;color:#F4FBF7;margin-top:1.4rem;max-width:720px;
}
.hero-title .accent{color:var(--brand);}
.hero-subtitle{
  font-size:16px;line-height:1.8;color:#B9CDBF;
  margin-top:1.2rem;max-width:640px;
}
.hero-cta-row{
  display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2rem;
}
.stat-strip{
  display:flex;flex-wrap:wrap;align-items:center;gap:.8rem;
  margin-top:2.4rem;padding-top:1.8rem;
  border-top:1px solid rgba(255,255,255,.1);
}
.stat-point{
  display:flex;align-items:center;gap:.7rem;padding:.4rem 1rem .4rem .5rem;
  border-radius:999px;background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.1);
}
.stat-k{font-weight:800;font-size:16px;color:var(--textPrimary);font-feature-settings:'tnum';}
.stat-label{font-size:12.5px;color:var(--textSecondary);}
.hero-aside-card{
  width:min(360px,100%);background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.01)),#0D1E18;
  border:1px solid rgba(255,255,255,.12);border-radius:28px;
  padding:1.8rem;box-shadow:0 20px 70px rgba(0,0,0,.4);
  position:relative;overflow:hidden;
}
.hero-aside-card::before{
  content:"";position:absolute;width:220px;height:220px;border-radius:999px;top:-110px;right:-110px;
  background:radial-gradient(circle,rgba(64,249,155,.35),transparent 70%);
}
.aside-card-top{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:1.1rem;font-size:14px;color:var(--textSecondary);}
.hero-aside-card h3{font-size:21px;font-weight:800;margin-top:1.2rem;line-height:1.3;}
.aside-update{font-size:14px;color:var(--textSecondary);margin-top:.6rem;}
.aside-update b{color:var(--brand);font-weight:800;}
.aside-buttons{display:flex;flex-direction:column;gap:.6rem;margin-top:1.5rem;}
@media(max-width:767px){
  .cat-hero{padding:7rem 0 3rem;min-height:auto;}
  .hero-title{font-size:30px;}
  .hero-aside-hide{display:none;}
}
@media(min-width:768px){
  .hero-title{font-size:46px;}
  .hero-subtitle{font-size:17px;}
}
@media(min-width:1280px){
  .hero-title{font-size:56px;}
}

/* ---------- Cards / featured ---------- */
.glass-card{
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,0)),var(--surface);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-md);
  box-shadow:0 12px 40px rgba(0,0,0,.26);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.glass-card:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 50px rgba(0,0,0,.4),0 0 0 1px rgba(64,249,155,.12);
  border-color:rgba(64,249,155,.2);
}
.feature-card{border-radius:28px;padding:1.2rem;overflow:hidden;}
.feature-media{position:relative;border-radius:20px;overflow:hidden;min-height:280px;}
.feature-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.feature-media::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,14,10,.45),rgba(5,14,10,.02));}
.feature-media .chip{position:absolute;z-index:2;left:1rem;top:1rem;}
.play-lens{
  position:absolute;z-index:2;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .25s;
}
.feature-media:hover .play-lens{opacity:1;}
.play-lens span{
  width:58px;height:58px;border-radius:99px;background:rgba(7,17,13,.8);backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(64,249,155,.5);color:var(--brand);box-shadow:0 0 36px rgba(64,249,155,.25);
}
.feature-info{padding:.7rem .4rem .7rem .8rem;}
.feature-info h3{font-size:23px;font-weight:800;line-height:1.35;letter-spacing:-.3px;margin-top:1rem;}
.feature-info .desc{color:var(--textSecondary);font-size:15.5px;line-height:1.8;margin-top:.7rem;}
.media-meta{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.1rem;}
.card-media-row{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:128px;height:106px;border-radius:14px;overflow:hidden;position:relative;}
.card-media-row img{position:absolute;width:100%;height:100%;object-fit:cover;}
.side-card{padding:1.1rem;display:flex;gap:1rem;border-radius:20px;align-items:center;}
.side-card-content{min-width:0;flex:1;}
.side-card-title{font-weight:700;font-size:16px;line-height:1.5;color:var(--textPrimary);}
.side-card-title:hover{color:var(--brand);}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;margin-top:.55rem;font-size:12px;color:var(--textMuted);font-variant-numeric:tabular-nums;}
@media(max-width:639px){
  .side-card{flex-direction:column;align-items:stretch;}
  .card-media-row{width:100%;height:190px;border-radius:16px;}
  .feature-card{padding:1rem;}
  .feature-info h3{font-size:21px;}
}

/* ---------- Direction cards ---------- */
.direction-grid{display:grid;grid-template-columns:1fr;gap:1rem;margin-top:2.2rem;}
.direction-card{
  position:relative;padding:1.6rem;border-radius:24px;
  background:linear-gradient(145deg,rgba(255,255,255,.055),rgba(255,255,255,.01)),#0D1F17;
  border:1px solid rgba(255,255,255,.08);
  overflow:hidden;transition:transform .2s,border-color .2s;
}
.direction-card:hover{transform:translateY(-3px);border-color:rgba(64,249,155,.25);}
.direction-card .num{
  font-size:80px;line-height:1;font-weight:900;color:transparent;
  -webkit-text-stroke:1px rgba(255,255,255,.1);
  position:absolute;right:1.2rem;top:.8rem;font-variant-numeric:tabular-nums;
  transition:color .2s,-webkit-text-stroke .2s;
}
.direction-card:hover .num{-webkit-text-stroke:1px rgba(64,249,155,.4);}
.direction-card h3{font-size:17px;font-weight:800;margin-bottom:.6rem;color:var(--textPrimary);}
.direction-card p{font-size:14.5px;color:var(--textSecondary);line-height:1.8;max-width:520px;}
.direction-card .tag-row{display:flex;gap:.5rem;margin-top:1rem;flex-wrap:wrap;}
@media(min-width:820px){
  .direction-grid{grid-template-columns:1fr 1fr;}
}

/* ---------- Method / loop ---------- */
.loop-grid{display:grid;grid-template-columns:1fr;gap:1.2rem;margin-top:2.2rem;}
.loop-card{padding:1.6rem;border-radius:24px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.08);position:relative;overflow:hidden;}
.loop-card::before{content:"";position:absolute;left:0;top:1.2rem;bottom:1.2rem;width:3px;border-radius:9px;background:var(--grad-brand);}
.loop-card.gold-line::before{background:var(--gold);}
.loop-card .loop-step{display:inline-flex;align-items:center;gap:.5rem;color:var(--brand);font-size:12px;font-weight:700;letter-spacing:.08em;}
.loop-card h3{font-size:17px;font-weight:800;margin-top:.8rem;}
.loop-card p{font-size:14.5px;color:var(--textSecondary);margin-top:.5rem;line-height:1.8;}
.loop-card strong{color:var(--textPrimary);}
@media(min-width:768px){
  .loop-grid{grid-template-columns:repeat(2,1fr);}
}
@media(min-width:1200px){
  .loop-grid{grid-template-columns:repeat(4,1fr);}
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:.8rem;margin-top:2rem;}
.faq-item{
  background:rgba(14,32,25,.85);border:1px solid rgba(255,255,255,.09);
  border-radius:20px;overflow:hidden;transition:border-color .2s,background .2s;
}
.faq-item[open]{border-color:rgba(64,249,155,.35);background:#0F241B;}
.faq-item summary{
  cursor:pointer;list-style:none;display:flex;gap:1rem;align-items:flex-start;
  padding:1.25rem 1.4rem;font-size:16px;font-weight:700;line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .faq-icon{
  margin-left:auto;flex-shrink:0;width:26px;height:26px;border-radius:99px;
  border:1px solid rgba(255,255,255,.2);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:14px;
  transition:transform .2s,color .2s,border-color .2s;
}
.faq-item[open] summary .faq-icon{transform:rotate(45deg);border-color:var(--brand);color:var(--brand);}
.faq-answer{padding:0 1.4rem 1.4rem;color:var(--textSecondary);font-size:15px;line-height:1.85;}
.faq-answer strong{color:var(--textPrimary);}
@media(min-width:768px){
  .faq-item summary{font-size:17px;}
}

/* ---------- Final CTA ---------- */
.cta-wrap{
  position:relative;border-radius:32px;overflow:hidden;
  background:linear-gradient(135deg,rgba(255,255,255,.08),rgba(255,255,255,.01)),#0D1F17;
  border:1px solid rgba(255,255,255,.12);
  padding:2.4rem 1.6rem;
  box-shadow:var(--shadow-card);
}
.cta-wrap::after{
  content:"";position:absolute;inset:0;background-image:
    radial-gradient(circle at 80% 20%,rgba(64,249,155,.2),transparent 42%),
    radial-gradient(circle at 8% 100%,rgba(245,197,107,.11),transparent 45%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:1.8rem;}
.cta-inner h2{font-size:28px;font-weight:900;letter-spacing:-.8px;line-height:1.2;}
.cta-inner p{color:var(--textSecondary);margin-top:.8rem;max-width:620px;line-height:1.8;font-size:15.5px;}
.cta-actions{display:flex;flex-direction:column;gap:.8rem;margin-top:1.4rem;}
.subscribe-form{display:flex;flex-direction:column;gap:.7rem;margin-top:1.2rem;}
.subscribe-form input{
  height:48px;border-radius:999px;padding:0 1.2rem;
  background:rgba(7,17,13,.6);border:1px solid rgba(255,255,255,.16);
  color:var(--textPrimary);outline:none;transition:border-color .2s,box-shadow .2s;
}
.subscribe-form input:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(64,249,155,.1);
}
.subscribe-form small{font-size:12px;color:var(--textMuted);}
.next-card-link{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  border:1px solid rgba(245,197,107,.3);border-radius:20px;
  background:rgba(245,197,107,.06);padding:1rem 1.3rem;color:#FBE9CD;
  transition:background .2s,border-color .2s;
}
.next-card-link:hover{background:rgba(245,197,107,.12);border-color:rgba(245,197,107,.6);}
.next-card-link .arrow{margin-left:auto;}
@media(min-width:768px){
  .cta-wrap{padding:3.2rem 3rem;}
  .cta-inner{grid-template-columns:1.4fr .8fr;align-items:center;}
  .cta-actions{margin-top:0;justify-content:flex-end;}
  .cta-inner h2{font-size:36px;}
}

/* ---------- Footer ---------- */
.site-footer{
  background:#08130E;border-top:1px solid rgba(255,255,255,.07);
  padding:4.5rem 0 2.4rem;color:var(--textSecondary);margin-top:2rem;
}
.site-footer .logo{margin-bottom:1.1rem;}
.footer-grid{
  display:grid;grid-template-columns:1fr;gap:2.2rem;padding-bottom:2.4rem;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.footer-brand-desc{font-size:14px;line-height:1.9;color:var(--textSecondary);max-width:380px;margin-top:.6rem;}
.footer-statement{
  margin-top:1.2rem;font-size:12.5px;line-height:1.7;color:var(--textMuted);
  background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.07);
  padding:.7rem .9rem;border-radius:12px;display:inline-block;
}
.footer-title{font-size:13px;letter-spacing:.1em;color:var(--textMuted);font-weight:700;margin-bottom:1.2rem;}
.footer-links{display:flex;flex-direction:column;gap:.7rem;align-items:flex-start;}
.footer-links a{font-size:14.5px;color:var(--textSecondary);transition:color .2s;}
.footer-links a:hover{color:var(--brand);}
.footer-bottom{
  display:flex;flex-direction:column;gap:1rem;
  padding-top:1.8rem;
}
.footer-bottom a{font-size:13px;color:var(--textMuted);}
.footer-bottom a:hover{color:var(--brand);}
@media(min-width:640px) and (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media(min-width:901px){
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:3rem;}
  .footer-bottom{flex-direction:row;align-items:center;justify-content:space-between;}
}

/* ---------- Scrollbar & misc ---------- */
::-webkit-scrollbar{width:10px;height:8px;}
::-webkit-scrollbar-track{background:#07110D;}
::-webkit-scrollbar-thumb{background:#1B3429;border-radius:12px;}
::-webkit-scrollbar-thumb:hover{background:#2A4B3A;}
.hide-scroll{scrollbar-width:none;}
.hide-scroll::-webkit-scrollbar{display:none;}
.font-num{font-variant-numeric:tabular-nums;}
.risk-low{color:#3CE3A0;}
.risk-mid{color:var(--gold);}
.risk-high{color:var(--heat);}

/* roulang page: article */
:root {
    --ink: #07110D;
    --night: #0A1712;
    --surface: #0E2019;
    --surface-2: #0C1C15;
    --brand: #40F99B;
    --brand-deep: #1AC988;
    --gold: #F5C56B;
    --heat: #FF5D5D;
    --text-primary: #EAF5F0;
    --text-secondary: #A2B8AE;
    --text-muted: #6E897C;
    --line: rgba(255, 255, 255, 0.08);
    --radius-xl: 28px;
    --radius-lg: 20px;
    --radius-md: 12px;
    --radius-pill: 999px;
    --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.35);
    --shadow-float: 0 22px 60px rgba(0, 0, 0, 0.45);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--ink);
    color: var(--text-primary);
    font-family: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color .2s ease, border-color .2s ease, background .2s ease, opacity .2s ease;
}

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

button,
input {
    font-family: inherit;
    border: 0;
}

button {
    cursor: pointer;
    background: transparent;
    color: inherit;
}

*:focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: 3px;
    border-radius: 6px;
}

::selection {
    background: rgba(64, 249, 155, .25);
    color: #fff;
}

.container-x {
    width: min(1280px, 100% - 48px);
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 640px) {
    .container-x {
        width: min(100% - 32px, 1280px);
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    height: 44px;
    padding: 0 22px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: 15px;
    line-height: 1;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand), var(--brand-deep));
    color: #04150c;
    box-shadow: 0 10px 26px rgba(26, 201, 136, 0.16);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 34px rgba(64, 249, 155, 0.24);
}

.btn-primary:active {
    transform: translateY(0) scale(.98);
}

.btn-ghost {
    background: rgba(255, 255, 255, .04);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, .14);
    backdrop-filter: blur(8px);
}

.btn-ghost:hover {
    border-color: rgba(64, 249, 155, .5);
    color: var(--brand);
    transform: translateY(-2px);
    background: rgba(64, 249, 155, .06);
}

.btn-sm {
    height: 38px;
    padding: 0 18px;
    font-size: 14px;
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 90;
    height: 72px;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.site-header.scrolled {
    background: rgba(7, 17, 13, .88);
    border-bottom-color: rgba(255, 255, 255, .06);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.header-inner {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 30px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo-sigil {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--brand), var(--brand-deep));
    color: #04150c;
    font-size: 14px;
    font-weight: 900;
    letter-spacing: -.5px;
    box-shadow: 0 0 24px rgba(64, 249, 155, .22);
}

.logo-copy {
    font-size: 19px;
    font-weight: 800;
    letter-spacing: -.2px;
    color: var(--text-primary);
}

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

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

.nav-link {
    display: inline-flex;
    align-items: center;
    height: 38px;
    padding: 0 14px;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color .2s ease, background .2s ease;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, .05);
}

.nav-link[aria-current="page"] {
    color: var(--brand);
    background: rgba(64, 249, 155, .08);
}

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

.search-form {
    display: flex;
    align-items: center;
    gap: 7px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    padding: 0 14px;
    height: 38px;
    width: 190px;
    transition: border-color .2s ease, box-shadow .2s ease, width .2s ease;
}

.search-form:focus-within {
    border-color: rgba(64, 249, 155, .5);
    box-shadow: 0 0 0 4px rgba(64, 249, 155, .08);
    width: 220px;
}

.search-form svg {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.search-form input {
    width: 100%;
    background: transparent;
    border: 0;
    outline: none;
    color: var(--text-primary);
    font-size: 13px;
}

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

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, .04);
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    margin: 3px 0;
    transition: transform .2s ease, opacity .2s ease;
}

.mobile-drawer {
    position: fixed;
    inset: 0;
    z-index: 120;
    background: var(--ink);
    display: flex;
    flex-direction: column;
    padding: 26px 28px 40px;
    transform: translateY(-100%);
    transition: transform .3s ease;
    overflow-y: auto;
}

.mobile-drawer.open {
    transform: translateY(0);
}

.drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    margin-bottom: 24px;
}

.drawer-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--text-primary);
    border: 1px solid var(--line);
    border-radius: 14px;
    line-height: 1;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 30px;
}

.mobile-nav a {
    font-size: 24px;
    padding: 14px 6px;
    font-weight: 800;
    color: var(--text-primary);
    border-bottom: 1px solid var(--line);
}

.mobile-nav a[aria-current="page"] {
    color: var(--brand);
}

.drawer-footer {
    margin-top: auto;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.8;
}

.drawer-search {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 48px;
    background: rgba(255, 255, 255, .05);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    padding: 0 16px;
    margin-bottom: 18px;
}

.drawer-search input {
    background: transparent;
    border: 0;
    outline: none;
    color: var(--text-primary);
    width: 100%;
}

/* Article page */
.article-page-main {
    padding-top: 118px;
    padding-bottom: 90px;
}

.breadcrumb-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 9px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 26px;
}

.breadcrumb-row a {
    color: var(--text-secondary);
}

.breadcrumb-row a:hover {
    color: var(--brand);
}

.breadcrumb-row .sep {
    opacity: .45;
}

.breadcrumb-row .crumb-current {
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 320px;
}

.article-card {
    position: relative;
    background:
        radial-gradient(circle at 88% -10%, rgba(64, 249, 155, .09), transparent 30%),
        linear-gradient(180deg, rgba(255, 255, 255, .015), transparent 80%),
        var(--surface);
    border: 1px solid rgba(255, 255, 255, .09);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    padding: 20px 28px 0;
}

.article-flare {
    position: absolute;
    top: -180px;
    right: -180px;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(64, 249, 155, .08), transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.article-card>* {
    position: relative;
    z-index: 1;
}

.article-chip-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 30px;
    padding: 0 13px;
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .2px;
}

.chip-brand {
    background: rgba(64, 249, 155, .12);
    color: var(--brand);
    border: 1px solid rgba(64, 249, 155, .18);
}

.chip-brand::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 12px rgba(64, 249, 155, .8);
}

.chip-soft {
    background: rgba(255, 255, 255, .04);
    color: var(--text-secondary);
    border: 1px solid var(--line);
}

.article-h1 {
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.22;
    font-weight: 900;
    letter-spacing: -.4px;
    margin: 0 0 18px;
    color: var(--text-primary);
    max-width: 860px;
}

.article-meta-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 20px;
    font-size: 13px;
    color: var(--text-secondary);
    padding-bottom: 26px;
    border-bottom: 1px solid rgba(255, 255, 255, .07);
}

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

.meta-item svg {
    width: 15px;
    height: 15px;
    opacity: .65;
}

.author-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.author-badge .author-avatar {
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--brand), var(--brand-deep));
    color: #04150c;
    font-size: 11px;
    font-weight: 800;
}

.article-content {
    padding: 34px 0 40px;
    max-width: 100%;
    color: #cbd9d2;
    font-size: 17px;
    line-height: 1.85;
}

.article-content p {
    margin: 0 0 24px;
    color: #c6d5cd;
}

.article-content a {
    color: var(--brand);
    border-bottom: 1px solid rgba(64, 249, 155, .28);
}

.article-content a:hover {
    color: #c8ffe4;
    border-bottom-color: var(--brand);
}

.article-content h2 {
    font-size: clamp(23px, 2.4vw, 29px);
    font-weight: 800;
    line-height: 1.35;
    color: var(--text-primary);
    margin: 46px 0 18px;
    padding-left: 16px;
    border-left: 4px solid var(--brand);
    letter-spacing: -.3px;
}

.article-content h3 {
    font-size: 21px;
    font-weight: 700;
    line-height: 1.45;
    color: var(--text-primary);
    margin: 34px 0 12px;
}

.article-content ul {
    margin: 0 0 24px;
    padding: 0;
    list-style: none;
}

.article-content ul li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 9px;
}

.article-content ul li::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 13px;
    width: 6px;
    height: 6px;
    background: var(--brand);
    border-radius: 2px;
    transform: rotate(45deg);
    box-shadow: 0 0 10px rgba(64, 249, 155, .4);
}

.article-content ol {
    padding-left: 22px;
    margin: 0 0 24px;
}

.article-content blockquote {
    margin: 32px 0;
    padding: 22px 26px;
    background: rgba(64, 249, 155, .06);
    border: 1px solid rgba(64, 249, 155, .12);
    border-radius: 18px;
    color: #b9d8c7;
    position: relative;
}

.article-content blockquote p {
    margin: 0;
}

.article-content blockquote::before {
    content: "“";
    font-size: 42px;
    font-weight: 900;
    color: var(--brand);
    line-height: 0;
    display: block;
    height: 20px;
}

.article-content figure {
    margin: 28px 0;
}

.article-content img {
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, .06);
}

.article-content figcaption {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 10px;
}

.article-content .table-scroll {
    overflow-x: auto;
    border-radius: 16px;
    border: 1px solid var(--line);
    margin: 24px 0;
}

.article-content table {
    width: 100%;
    min-width: 620px;
    border-collapse: collapse;
    font-size: 14px;
}

.article-content th,
.article-content td {
    padding: 13px 16px;
    text-align: left;
    border-bottom: 1px solid var(--line);
    white-space: nowrap;
}

.article-content th {
    background: rgba(255, 255, 255, .03);
    color: var(--text-primary);
    font-weight: 700;
}

.article-content td {
    color: var(--text-secondary);
}

.article-content tr:last-child td {
    border-bottom: 0;
}

.article-content hr {
    border: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--line), transparent);
    margin: 36px 0;
}

.article-content strong {
    color: #f2f9f5;
}

.article-content code {
    background: rgba(255, 255, 255, .08);
    border-radius: 6px;
    padding: 2px 8px;
    font-size: 14px;
}

.article-card-footer {
    border-top: 1px solid rgba(255, 255, 255, .06);
    padding: 30px 0 32px;
}

.article-bottom-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.article-tagline {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 13px;
    color: var(--text-muted);
}

.article-tag {
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 11px;
    font-size: 12px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    color: var(--text-secondary);
}

.article-author-note {
    margin-top: 18px;
    display: flex;
    gap: 14px;
    align-items: flex-start;
    background: rgba(255, 255, 255, .025);
    border: 1px solid rgba(255, 255, 255, .05);
    border-radius: 16px;
    padding: 18px 20px;
}

.author-note-avatar {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--brand), var(--brand-deep));
    font-weight: 900;
    color: #04150c;
    flex-shrink: 0;
    font-size: 13px;
}

.author-note-copy p {
    margin: 0 0 4px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.author-note-copy p strong {
    color: var(--text-primary);
}

/* Empty state */
.empty-article {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    border: 2px dashed rgba(255, 255, 255, .12);
    border-radius: 24px;
    background: rgba(255, 255, 255, .02);
    padding: 90px 24px;
    gap: 14px;
    min-height: 420px;
}

.empty-article .empty-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 22px;
    background: rgba(64, 249, 155, .08);
    border: 1px solid rgba(64, 249, 155, .16);
    font-size: 28px;
}

.empty-article h1 {
    font-size: 28px;
    font-weight: 800;
    margin: 8px 0 0;
}

.empty-article p {
    color: var(--text-secondary);
    margin: 0;
}

/* Section spacing */
.section-space {
    padding: 72px 0;
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 30px;
}

.section-head h2 {
    font-size: clamp(26px, 3vw, 34px);
    font-weight: 800;
    line-height: 1.22;
    letter-spacing: -.4px;
    margin: 0;
    color: var(--text-primary);
}

.section-head .section-sub {
    color: var(--text-muted);
    font-size: 15px;
    margin: 8px 0 0;
    max-width: 560px;
}

/* Related / continue */
.related-section {
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, .012));
    border-top: 1px solid rgba(255, 255, 255, .03);
    border-bottom: 1px solid rgba(255, 255, 255, .03);
    padding: 78px 0 80px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.challenge-card {
    display: block;
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, .07);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, .22);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.challenge-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-float);
    border-color: rgba(64, 249, 155, .2);
}

.card-cover {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--surface-2);
}

.card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.challenge-card:hover .card-cover img {
    transform: scale(1.05);
}

.card-cover-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(7, 17, 13, 0), rgba(7, 17, 13, .58));
    opacity: .6;
    transition: opacity .25s ease;
}

.challenge-card:hover .card-cover-overlay {
    opacity: .85;
}

.card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 2;
    height: 26px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0 10px;
    background: rgba(10, 20, 16, .72);
    backdrop-filter: blur(10px);
    font-size: 12px;
    font-weight: 700;
    color: var(--brand);
    border: 1px solid rgba(64, 249, 155, .2);
    border-radius: 999px;
}

.card-badge::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 10px var(--brand);
}

.card-play {
    position: absolute;
    right: 14px;
    bottom: 14px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(64, 249, 155, .9);
    color: #04150c;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 22px rgba(64, 249, 155, .3);
    transform: scale(.9);
    opacity: 0;
    transition: opacity .25s ease, transform .25s ease;
}

.challenge-card:hover .card-play {
    opacity: 1;
    transform: scale(1);
}

.card-play svg {
    width: 14px;
    height: 14px;
    margin-left: 1px;
}

.challenge-card-body {
    padding: 20px;
}

.challenge-card-body h3 {
    font-size: 18px;
    font-weight: 800;
    line-height: 1.45;
    margin: 0 0 8px;
    color: var(--text-primary);
    font-family: inherit;
}

.challenge-card-body p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

.card-footer-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 18px;
    font-size: 13px;
    color: var(--text-muted);
}

.card-arrow {
    color: var(--brand);
    font-weight: 800;
}

/* CTA band */
.cta-section {
    padding: 74px 0 0;
}

.cta-band {
    position: relative;
    overflow: hidden;
    border-radius: 28px;
    background: var(--surface);
    border: 1px solid rgba(64, 249, 155, .14);
    padding: 46px 52px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    box-shadow: var(--shadow-card);
}

.cta-band::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(120deg, rgba(64, 249, 155, .1), transparent 40%),
        radial-gradient(circle at 80% 0%, rgba(245, 197, 107, .08), transparent 40%);
    pointer-events: none;
}

.cta-band>* {
    position: relative;
    z-index: 1;
}

.cta-copy h2 {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 900;
    line-height: 1.25;
    margin: 0 0 10px;
    letter-spacing: -.3px;
}

.cta-copy p {
    max-width: 620px;
    color: var(--text-secondary);
    margin: 0;
    font-size: 15px;
}

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

/* FAQ */
.faq-section {
    padding: 64px 0 78px;
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, .07);
    border-radius: 18px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color .2s ease, background .2s ease;
}

.faq-item[open] {
    border-color: rgba(64, 249, 155, .24);
    background: rgba(255, 255, 255, .03);
}

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 20px 24px;
    list-style: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    transition: color .2s ease;
}

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

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

.faq-item summary .faq-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand);
    font-weight: 700;
    flex-shrink: 0;
    transition: transform .2s ease, background .2s ease;
}

.faq-item[open] summary .faq-icon {
    transform: rotate(45deg);
    background: rgba(64, 249, 155, .1);
    border-color: rgba(64, 249, 155, .3);
}

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

.faq-answer a {
    color: var(--brand);
}

.risk-note {
    max-width: 900px;
    margin: 18px auto 0;
    font-size: 13px;
    color: var(--text-muted);
    background: rgba(255, 255, 255, .02);
    border: 1px dashed rgba(255, 255, 255, .12);
    border-radius: 16px;
    padding: 16px 20px;
    line-height: 1.8;
}

/* Footer */
.site-footer {
    border-top: 1px solid rgba(255, 255, 255, .05);
    background: var(--night);
    padding: 60px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.4fr;
    gap: 44px;
    padding-bottom: 44px;
}

.footer-brand-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.9;
    max-width: 400px;
    margin: 18px 0 18px;
}

.footer-statement {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.85;
    margin: 10px 0 0;
}

.footer-title {
    font-size: 14px;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0 0 18px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
}

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

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    border-top: 1px solid rgba(255, 255, 255, .05);
    padding-top: 22px;
    font-size: 13px;
    color: var(--text-muted);
}

.footer-bottom a {
    color: var(--text-muted);
}

.footer-bottom a:hover {
    color: var(--brand);
}

@media (max-width: 1100px) {
    .main-nav,
    .search-form {
        display: none;
    }
    .nav-toggle {
        display: inline-flex;
        flex-direction: column;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .container-x {
        width: min(100% - 32px, 1280px);
    }
    .section-space {
        padding: 56px 0;
    }
    .related-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }
    .section-head {
        flex-direction: column;
        align-items: flex-start;
    }
    .cta-band {
        padding: 34px 24px;
        border-radius: 22px;
    }
    .cta-actions {
        width: 100%;
    }
    .cta-actions .btn {
        flex: 1;
    }
    .article-card {
        padding: 18px 18px 0;
        border-radius: 22px;
    }
    .article-content {
        font-size: 16px;
    }
    .article-meta-row {
        gap: 10px 14px;
    }
    .article-bottom-row {
        flex-direction: column;
        align-items: flex-start;
    }
    .breadcrumb-row .crumb-current {
        max-width: 160px;
    }
    .site-footer {
        padding-top: 48px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .footer-bottom {
        flex-direction: column;
    }
}

@media (max-width: 520px) {
    .logo-copy {
        font-size: 18px;
    }
    .btn {
        height: 42px;
        padding: 0 16px;
        font-size: 14px;
    }
    .header-cta {
        display: none;
    }
    .article-page-main {
        padding-top: 100px;
    }
    .article-h1 {
        font-size: 30px;
    }
    .article-content h2 {
        font-size: 23px;
        padding-left: 13px;
    }
    .article-content blockquote {
        padding: 18px 18px;
    }
    .cta-band {
        padding: 28px 20px;
    }
    .cta-actions .btn {
        width: 100%;
        flex: auto;
    }
    .section-head h2 {
        font-size: 27px;
    }
}

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

/* roulang page: category2 */
:root {
            --ink: #07110D;
            --night: #0A1712;
            --surface: #0E2019;
            --brand: #40F99B;
            --brandDeep: #1AC988;
            --gold: #F5C56B;
            --heat: #FF5D5D;
            --textPrimary: #EAF5F0;
            --textSecondary: #A2B8AE;
            --textMuted: #6E897C;
            --stroke: rgba(255, 255, 255, 0.08);
            --radius-xl: 28px;
            --radius-lg: 20px;
            --radius-md: 12px;
            --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.35);
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 110px;
        }

        body {
            margin: 0;
            background: var(--ink);
            color: var(--textPrimary);
            font-family: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            font-size: 16px;
            line-height: 1.75;
            overflow-x: hidden;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        ::selection {
            background: rgba(64, 249, 155, 0.18);
            color: #f2fff8;
        }

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

        .container-x {
            width: min(1180px, 92vw);
            margin-inline: auto;
        }

        .text-gradient {
            background: linear-gradient(100deg, var(--brand), var(--brandDeep) 72%, rgba(245, 197, 107, 0.9));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.14em;
            color: var(--brand);
            text-transform: uppercase;
        }

        .section-kicker::before {
            content: "";
            width: 18px;
            height: 2px;
            border-radius: 999px;
            background: var(--brand);
            box-shadow: 0 0 12px rgba(64, 249, 155, 0.7);
        }

        .section-title {
            font-size: clamp(28px, 4.5vw, 42px);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-top: 12px;
        }

        .section-sub {
            color: var(--textSecondary);
            max-width: 640px;
            margin-top: 14px;
            line-height: 1.75;
        }

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            height: 72px;
            transition: background 0.25s ease, border-color 0.25s ease;
            border-bottom: 1px solid transparent;
        }

        .site-header.scrolled {
            background: rgba(7, 17, 13, 0.88);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .header-inner {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 38px;
            min-width: 0;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .logo-sigil {
            width: 36px;
            height: 36px;
            border-radius: 11px;
            display: grid;
            place-items: center;
            background: linear-gradient(135deg, var(--brand), var(--brandDeep));
            color: #062C1A;
            font-weight: 900;
            font-size: 15px;
            letter-spacing: -0.4px;
            box-shadow: 0 0 22px rgba(64, 249, 155, 0.25);
            flex: none;
        }

        .logo-copy {
            font-size: 20px;
            font-weight: 900;
            letter-spacing: -0.5px;
            color: var(--textPrimary);
            line-height: 1;
        }

        .main-nav {
            display: none;
            align-items: center;
            gap: 24px;
        }

        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 600;
            color: var(--textSecondary);
            padding: 8px 0;
            transition: color 0.2s ease;
        }

        .nav-link:hover {
            color: var(--textPrimary);
        }

        .nav-link.active {
            color: var(--brand);
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            border-radius: 999px;
            background: var(--brand);
            box-shadow: 0 0 10px rgba(64, 249, 155, 0.55);
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .search-pill {
            display: none;
            align-items: center;
            gap: 8px;
            height: 38px;
            padding: 0 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .search-pill input {
            border: 0;
            outline: none;
            background: transparent;
            color: var(--textPrimary);
            font-size: 13px;
            width: 132px;
        }

        .search-pill input::placeholder {
            color: var(--textMuted);
        }

        .nav-burger {
            display: inline-flex;
            flex-direction: column;
            justify-content: center;
            gap: 4px;
            width: 42px;
            height: 42px;
            padding: 0;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            cursor: pointer;
            align-items: center;
        }

        .nav-burger span {
            width: 16px;
            height: 2px;
            border-radius: 99px;
            background: var(--textPrimary);
            display: block;
            transition: transform 0.2s, opacity 0.2s;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            line-height: 1.2;
            padding: 13px 24px;
            border: 0;
            cursor: pointer;
            transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, filter 0.2s ease;
            white-space: nowrap;
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 13px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--brand), var(--brandDeep));
            color: #062C1A;
            box-shadow: 0 8px 24px rgba(64, 249, 155, 0.2);
        }

        .btn-primary:hover {
            filter: brightness(1.05);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(64, 249, 155, 0.32);
        }

        .btn-primary:active {
            transform: scale(0.98) translateY(0);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: var(--textPrimary);
        }

        .btn-ghost:hover {
            border-color: rgba(64, 249, 155, 0.6);
            color: var(--brand);
            background: rgba(64, 249, 155, 0.07);
            transform: translateY(-2px);
        }

        .btn-ghost:active {
            transform: scale(0.98);
        }

        .chip {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 6px 12px;
            border-radius: 999px;
            background: rgba(64, 249, 155, 0.08);
            border: 1px solid rgba(64, 249, 155, 0.18);
            color: var(--brand);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        /* Mobile drawer */
        .mobile-drawer {
            position: fixed;
            inset: 0;
            z-index: 90;
            background: var(--ink);
            transform: translateX(100%);
            transition: transform 0.3s ease;
            padding: 30px 24px 40px;
            overflow-y: auto;
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .drawer-head {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .drawer-close {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--textPrimary);
            font-size: 20px;
            cursor: pointer;
            line-height: 1;
        }

        .drawer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 48px;
        }

        .drawer-link {
            font-size: 20px;
            font-weight: 800;
            padding: 14px 8px;
            color: var(--textSecondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: color 0.2s, border-color 0.2s;
        }

        .drawer-link.active {
            color: var(--brand);
            border-bottom-color: rgba(64, 249, 155, 0.3);
        }

        .drawer-link:hover {
            color: var(--textPrimary);
        }

        .drawer-cta {
            margin-top: 36px;
        }

        /* Category hero */
        .cat-hero {
            position: relative;
            margin-top: 72px;
            padding: 80px 0 70px;
            overflow: hidden;
            background: var(--night);
        }

        .cat-hero-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.3;
        }

        .cat-hero-overlay {
            position: absolute;
            inset: 0;
            background:
                linear-gradient(100deg, rgba(7, 17, 13, 0.98) 20%, rgba(7, 17, 13, 0.78) 60%, rgba(7, 17, 13, 0.5) 100%),
                linear-gradient(0deg, var(--ink) 0%, transparent 40%);
        }

        .cat-hero-content {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--textMuted);
            margin-bottom: 28px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--textSecondary);
            transition: color 0.2s;
        }

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

        .breadcrumb i {
            font-style: normal;
            color: rgba(255, 255, 255, 0.2);
        }

        .breadcrumb span {
            color: var(--brand);
        }

        .cat-hero h1 {
            font-size: clamp(32px, 5vw, 54px);
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.03em;
            margin: 16px 0 18px;
            max-width: 780px;
        }

        .cat-hero p {
            color: var(--textSecondary);
            font-size: 17px;
            max-width: 600px;
            line-height: 1.7;
            margin: 0;
        }

        .cat-hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 28px;
        }

        .route-mini {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: stretch;
            margin-top: 36px;
        }

        .route-chip {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 10px 16px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.045);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--textSecondary);
            font-size: 13px;
            font-weight: 700;
            transition: border-color 0.2s, color 0.2s, background 0.2s;
        }

        .route-chip:hover {
            border-color: rgba(64, 249, 155, 0.35);
            color: var(--brand);
            background: rgba(64, 249, 155, 0.05);
        }

        .route-chip-dot {
            width: 6px;
            height: 6px;
            border-radius: 999px;
            background: var(--brand);
            box-shadow: 0 0 8px rgba(64, 249, 155, 0.6);
            flex: none;
        }

        .route-arrow {
            align-self: center;
            color: var(--textMuted);
            font-size: 16px;
            padding: 0 2px;
        }

        /* Stage sections */
        .stage-section {
            position: relative;
            padding: 80px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            background: var(--ink);
        }

        .stage-section.alt-bg {
            background: var(--night);
        }

        .stage-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 34px;
            align-items: center;
        }

        .stage-copy {
            position: relative;
        }

        .stage-number {
            font-size: clamp(70px, 12vw, 140px);
            font-weight: 900;
            line-height: 1;
            color: rgba(255, 255, 255, 0.035);
            position: absolute;
            top: -52px;
            left: -6px;
            pointer-events: none;
            z-index: 0;
            user-select: none;
            font-variant-numeric: tabular-nums;
        }

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

        .stage-index-row {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .stage-index-row .stage-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            font-weight: 700;
            color: var(--brand);
            padding: 4px 0;
        }

        .stage-index-row .stage-badge::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 99px;
            background: var(--brand);
            box-shadow: 0 0 10px rgba(64, 249, 155, 0.45);
        }

        .stage-copy h2 {
            margin: 0 0 14px;
            font-size: clamp(24px, 3.4vw, 36px);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            max-width: 520px;
        }

        .stage-copy .stage-lead {
            margin: 0 0 22px;
            color: var(--textSecondary);
            max-width: 560px;
            font-size: 16px;
            line-height: 1.7;
        }

        .stage-points {
            list-style: none;
            padding: 0;
            margin: 18px 0 0;
            display: grid;
            gap: 14px;
        }

        .stage-points li {
            position: relative;
            padding-left: 30px;
            color: var(--textPrimary);
            font-size: 15px;
            line-height: 1.6;
        }

        .stage-points li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 7px;
            width: 12px;
            height: 12px;
            border-radius: 4px;
            background: rgba(64, 249, 155, 0.16);
            border: 1px solid rgba(64, 249, 155, 0.45);
        }

        .stage-points li::after {
            content: "";
            position: absolute;
            left: 4px;
            top: 11px;
            width: 4px;
            height: 7px;
            border-right: 1.5px solid var(--brand);
            border-bottom: 1.5px solid var(--brand);
            transform: rotate(45deg);
        }

        .stage-media {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 16px 45px rgba(0, 0, 0, 0.35);
        }

        .stage-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16 / 11;
            transition: transform 0.5s ease;
        }

        .stage-media:hover img {
            transform: scale(1.025);
        }

        .stage-media .media-caption {
            position: absolute;
            left: 14px;
            bottom: 14px;
            padding: 6px 12px;
            border-radius: 999px;
            background: rgba(7, 17, 13, 0.78);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--textSecondary);
            font-size: 12px;
            backdrop-filter: blur(8px);
        }

        /* Checklist */
        .checklist-section {
            background: var(--night);
            padding: 80px 0;
        }

        .checklist-card {
            margin-top: 20px;
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-xl);
            padding: clamp(22px, 4vw, 44px);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .checklist-card::before {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            left: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--brand), transparent);
        }

        .check-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        }

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

        .check-mark {
            margin-top: 2px;
            width: 24px;
            height: 24px;
            border-radius: 8px;
            display: grid;
            place-items: center;
            font-size: 13px;
            font-weight: 900;
            flex: none;
            background: rgba(64, 249, 155, 0.14);
            border: 1px solid var(--brand);
            color: var(--brand);
        }

        .check-item.is-todo .check-mark {
            background: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.15);
            color: var(--textMuted);
        }

        .check-item-text strong {
            display: block;
            color: var(--textPrimary);
            font-size: 16px;
            line-height: 1.45;
        }

        .check-item-text span {
            color: var(--textMuted);
            font-size: 14px;
        }

        /* FAQ */
        .faq-section {
            padding: 80px 0;
        }

        .faq-list {
            display: grid;
            gap: 14px;
            margin-top: 28px;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: border-color 0.25s, background 0.25s;
        }

        .faq-item.open {
            border-color: rgba(64, 249, 155, 0.28);
            background: rgba(14, 32, 25, 0.9);
        }

        .faq-q {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            padding: 20px 24px;
            background: transparent;
            border: 0;
            text-align: left;
            color: var(--textPrimary);
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            line-height: 1.45;
            transition: color 0.2s;
        }

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

        .faq-chevron {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.14);
            display: grid;
            place-items: center;
            color: var(--textSecondary);
            font-size: 18px;
            transition: transform 0.25s ease, border-color 0.25s, color 0.25s;
            flex: none;
            line-height: 1;
        }

        .faq-item.open .faq-chevron {
            transform: rotate(45deg);
            color: var(--brand);
            border-color: rgba(64, 249, 155, 0.35);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 24px;
            color: var(--textSecondary);
            font-size: 15px;
            line-height: 1.7;
        }

        .faq-item.open .faq-a {
            max-height: 520px;
            padding-bottom: 22px;
        }

        /* CTA next */
        .next-cta {
            padding: 70px 0 90px;
            position: relative;
        }

        .next-cta-card {
            position: relative;
            overflow: hidden;
            border-radius: 30px;
            background: var(--night);
            border: 1px solid rgba(64, 249, 155, 0.18);
            padding: clamp(28px, 6vw, 64px);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            box-shadow: 0 20px 70px rgba(0, 0, 0, 0.45);
        }

        .next-cta-card::before {
            content: "";
            position: absolute;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(64, 249, 155, 0.12), transparent 62%);
            top: -140px;
            right: -80px;
            pointer-events: none;
        }

        .next-cta h2 {
            font-size: clamp(24px, 4vw, 36px);
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin: 0 0 12px;
        }

        .next-cta p {
            color: var(--textSecondary);
            max-width: 620px;
            margin: 0;
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--night);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 64px 0 30px;
        }

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

        .footer-logo-line {
            color: var(--textMuted);
            font-size: 14px;
        }

        .footer-title {
            color: var(--textPrimary);
            font-size: 15px;
            font-weight: 800;
            margin: 0 0 16px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }

        .footer-links a {
            color: var(--textSecondary);
            font-size: 14px;
            transition: color 0.2s;
        }

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

        .footer-brand-desc {
            color: var(--textSecondary);
            font-size: 14px;
            line-height: 1.7;
            margin: 16px 0 0;
            max-width: 300px;
        }

        .footer-statement {
            color: var(--textMuted);
            font-size: 13px;
            line-height: 1.65;
            margin: 14px 0 0;
            max-width: 300px;
        }

        .footer-bottom {
            margin-top: 50px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 14px;
            align-items: center;
        }

        .footer-bottom a {
            color: var(--textMuted);
            font-size: 13px;
            transition: color 0.2s;
        }

        .footer-bottom a:hover {
            color: var(--brand);
        }

        /* Responsive */
        @media (min-width: 640px) {
            .search-pill {
                display: flex;
            }

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

        @media (min-width: 1024px) {
            .main-nav {
                display: flex;
            }

            .nav-burger {
                display: none;
            }

            .stage-grid {
                grid-template-columns: 1.05fr 0.95fr;
                gap: 56px;
            }

            .footer-grid {
                grid-template-columns: 1.3fr 0.9fr 0.9fr 1.1fr;
                gap: 40px;
            }
        }

        @media (max-width: 520px) {
            .cat-hero {
                padding: 60px 0 54px;
            }

            .btn {
                width: 100%;
            }

            .cat-hero-actions {
                gap: 10px;
            }

            .header-cta {
                display: none;
            }

            .route-chip {
                width: calc(50% - 6px);
                justify-content: center;
            }

            .route-arrow {
                display: none;
            }

            .stage-section {
                padding: 56px 0;
            }

            .check-item {
                flex-direction: column;
            }

            .faq-q {
                font-size: 15px;
                padding: 18px;
            }
        }

/* roulang page: category3 */
:root {
            --ink: #07110D;
            --night: #0A1712;
            --surface: #0E2019;
            --brand: #40F99B;
            --brand-deep: #1AC988;
            --gold: #F5C56B;
            --heat: #FF5D5D;
            --text-primary: #EAF5F0;
            --text-secondary: #A2B8AE;
            --text-muted: #6E897C;
            --line: rgba(255, 255, 255, 0.08);
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.35);
            --shadow-up: 0 22px 50px rgba(0, 0, 0, 0.45);
            --font-system: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-system);
            background: var(--ink);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease, box-shadow .2s ease;
        }
        button, input, summary {
            font-family: inherit;
        }
        h1, h2, h3, p, ul, ol, figure {
            margin: 0;
            padding: 0;
        }
        ul, ol {
            list-style: none;
        }
        .container-x {
            width: min(1280px, calc(100% - 40px));
            margin-inline: auto;
        }
        @media (max-width: 640px) {
            .container-x {
                width: min(1280px, calc(100% - 32px));
            }
        }
        main {
            padding-top: 0;
        }
        section[id] {
            scroll-margin-top: 90px;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 72px;
            z-index: 100;
            background: linear-gradient(180deg, rgba(7, 17, 13, 0.82) 0%, rgba(7, 17, 13, 0.15) 100%);
            transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
            border-bottom: 1px solid transparent;
        }
        .site-header.is-scrolled {
            background: rgba(7, 17, 13, 0.88);
            -webkit-backdrop-filter: blur(18px);
            backdrop-filter: blur(18px);
            border-bottom-color: rgba(255, 255, 255, 0.06);
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.16);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 18px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 20px;
            color: #fff;
            letter-spacing: -0.2px;
        }
        .logo-sigil {
            display: inline-grid;
            place-items: center;
            width: 34px;
            height: 34px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand), var(--brand-deep));
            color: #06170F;
            font-weight: 900;
            font-size: 14px;
            box-shadow: 0 0 18px rgba(64, 249, 155, 0.24);
        }
        .logo-text {
            color: var(--text-primary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
            margin-left: 18px;
        }
        .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-secondary);
            white-space: nowrap;
            padding: 8px 2px;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            height: 2px;
            width: 0%;
            border-radius: 99px;
            background: var(--brand);
            transition: width .2s ease;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--brand);
        }
        .nav-link.active::after {
            width: 100%;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: auto;
            flex-shrink: 0;
        }
        .nav-search {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            width: 150px;
            padding: 7px 14px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-muted);
            font-size: 13px;
            transition: border-color .2s, background .2s;
        }
        .nav-search:hover,
        .nav-search:focus-visible {
            border-color: rgba(64, 249, 155, 0.55);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-primary);
            outline: none;
        }
        .nav-search svg {
            width: 14px;
            height: 14px;
            opacity: 0.7;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 38px;
            padding: 0 18px;
            border-radius: 999px;
            border: 1px solid rgba(64, 249, 155, 0.34);
            color: var(--brand);
            font-size: 14px;
            font-weight: 700;
            background: rgba(64, 249, 155, 0.08);
            transition: transform .2s ease, background .2s ease, border-color .2s ease;
        }
        .nav-cta:hover {
            background: rgba(64, 249, 155, 0.18);
            border-color: rgba(64, 249, 155, 0.7);
            transform: translateY(-2px);
        }
        .menu-btn {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.04);
            cursor: pointer;
        }
        .menu-btn span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 4px;
            position: relative;
        }
        .menu-btn span::before,
        .menu-btn span::after {
            content: "";
            position: absolute;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--text-primary);
            border-radius: 4px;
            transition: transform .2s ease, top .2s ease;
        }
        .menu-btn span::before {
            top: -6px;
        }
        .menu-btn span::after {
            top: 6px;
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 99;
            background: rgba(7, 17, 13, 0.98);
            padding: 110px 32px 40px;
            flex-direction: column;
            gap: 8px;
            -webkit-backdrop-filter: blur(18px);
            backdrop-filter: blur(18px);
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            padding: 14px 8px;
            font-size: 22px;
            font-weight: 800;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            color: var(--text-primary);
        }
        .mobile-nav a.active {
            color: var(--brand);
        }
        h1,
        h2,
        h3 {
            line-height: 1.2;
            letter-spacing: -0.01em;
        }
        h1 {
            font-size: clamp(38px, 5vw, 62px);
            font-weight: 900;
            line-height: 1.1;
        }
        h2 {
            font-size: clamp(26px, 3.2vw, 38px);
            font-weight: 800;
        }
        h3 {
            font-size: 20px;
            font-weight: 700;
        }
        .kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 14px;
            border: 1px solid rgba(64, 249, 155, 0.2);
            border-radius: 999px;
            background: rgba(64, 249, 155, 0.08);
            color: var(--brand);
            font-size: 13px;
            font-weight: 700;
        }
        .kicker-dot {
            width: 7px;
            height: 7px;
            border-radius: 999px;
            background: var(--brand);
            box-shadow: 0 0 0 rgba(64, 249, 155, 0.5);
        }
        .crumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .crumb a:hover {
            color: var(--brand);
        }
        .crumb svg {
            width: 14px;
            height: 14px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            height: 48px;
            padding: 0 26px;
            border-radius: 999px;
            background: linear-gradient(90deg, var(--brand), var(--brand-deep));
            color: #06170F;
            font-size: 15px;
            font-weight: 800;
            box-shadow: 0 10px 30px rgba(64, 249, 155, 0.18);
            border: none;
            cursor: pointer;
            transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            filter: brightness(1.08);
            box-shadow: 0 15px 36px rgba(64, 249, 155, 0.24);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.98);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            height: 48px;
            padding: 0 24px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.18);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-primary);
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: transform .2s ease, border-color .2s ease, background .2s ease;
        }
        .btn-ghost:hover {
            border-color: rgba(64, 249, 155, 0.6);
            background: rgba(64, 249, 155, 0.1);
            transform: translateY(-2px);
        }
        .btn-ghost .play-icon {
            display: inline-flex;
            width: 24px;
            height: 24px;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            background: rgba(64, 249, 155, 0.2);
            color: var(--brand);
            font-size: 11px;
            flex-shrink: 0;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 10px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.07);
            color: var(--text-secondary);
            font-size: 12px;
            font-weight: 600;
        }
        .chip-green {
            color: var(--brand);
            background: rgba(64, 249, 155, 0.1);
            border: 1px solid rgba(64, 249, 155, 0.18);
        }
        .chip-gold {
            color: var(--gold);
            background: rgba(245, 197, 107, 0.1);
            border: 1px solid rgba(245, 197, 107, 0.2);
        }
        .chip-red {
            color: var(--heat);
            background: rgba(255, 93, 93, 0.1);
            border: 1px solid rgba(255, 93, 93, 0.2);
        }
        .section-head {
            max-width: 780px;
            margin-bottom: 40px;
        }
        .section-head .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            color: var(--brand);
            letter-spacing: 0.04em;
        }
        .section-head h2 {
            margin-top: 14px;
        }
        .section-head p {
            margin-top: 14px;
            color: var(--text-secondary);
            font-size: 16px;
            max-width: 660px;
        }
        .hero-cat3 {
            position: relative;
            overflow: hidden;
            padding: 140px 0 70px;
        }
        @media (min-width: 1024px) {
            .hero-cat3 {
                min-height: 660px;
                display: flex;
                align-items: center;
                padding: 120px 0 80px;
            }
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center 40%;
            z-index: 0;
        }
        .hero-mask {
            position: absolute;
            inset: 0;
            z-index: 1;
            background:
                linear-gradient(90deg, rgba(7, 17, 13, 0.95) 0%, rgba(7, 17, 13, 0.78) 50%, rgba(7, 17, 13, 0.2) 100%),
                linear-gradient(180deg, rgba(7, 17, 13, 0.45) 0%, rgba(7, 17, 13, 0.1) 60%, var(--ink) 100%);
        }
        @media (max-width: 768px) {
            .hero-mask {
                background: linear-gradient(180deg, rgba(7, 17, 13, 0.7) 0%, rgba(7, 17, 13, 0.6) 50%, var(--ink) 96%);
            }
        }
        .hero-cat3-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            align-items: center;
        }
        @media (min-width: 1024px) {
            .hero-cat3-content {
                grid-template-columns: 1.2fr 0.8fr;
                gap: 60px;
            }
        }
        .hero-copy {
            max-width: 720px;
        }
        .hero-copy h1 {
            margin-top: 20px;
            color: #fff;
        }
        .hero-copy h1 .brand-highlight {
            color: var(--brand);
        }
        .hero-desc {
            margin-top: 18px;
            max-width: 620px;
            color: var(--text-secondary);
            font-size: 17px;
            line-height: 1.85;
        }
        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 30px;
        }
        .hero-fact-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 18px;
            margin-top: 38px;
            padding-top: 22px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .fact-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 600;
        }
        .fact-item .dot {
            width: 7px;
            height: 7px;
            border-radius: 99px;
            background: var(--gold);
            box-shadow: 0 0 10px rgba(245, 197, 107, 0.5);
        }
        .risk-panel {
            background: rgba(14, 32, 25, 0.72);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 28px;
            padding: 24px;
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
        }
        .panel-title {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
            font-weight: 800;
            font-size: 17px;
        }
        .panel-title .badge-pulse {
            color: var(--brand);
            font-size: 12px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(64, 249, 155, 0.1);
            padding: 4px 10px;
            border-radius: 99px;
        }
        .panel-title .badge-pulse::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 999px;
            background: var(--brand);
            box-shadow: 0 0 10px var(--brand);
        }
        .risk-meter {
            display: grid;
            gap: 10px;
            margin-top: 14px;
        }
        .risk-line {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.07);
            padding: 12px 14px;
            border-radius: 14px;
        }
        .risk-line b {
            font-weight: 800;
        }
        .risk-line.low b,
        .risk-line.low .point {
            color: var(--brand);
        }
        .risk-line.mid b,
        .risk-line.mid .point {
            color: var(--gold);
        }
        .risk-line.high b,
        .risk-line.high .point {
            color: var(--heat);
        }
        .point {
            font-weight: 800;
            letter-spacing: 0.02em;
        }
        .panel-note {
            margin-top: 16px;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding-top: 14px;
        }
        .checkpoint-card {
            position: relative;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 22px;
            padding: 26px 22px 22px;
            height: 100%;
            overflow: hidden;
            transition: transform .2s ease, border-color .2s, box-shadow .2s ease;
        }
        .checkpoint-card:hover {
            transform: translateY(-5px);
            border-color: rgba(64, 249, 155, 0.32);
            box-shadow: var(--shadow-card);
        }
        .checkpoint-card .number-mark {
            position: absolute;
            top: 12px;
            right: 14px;
            font-size: 48px;
            font-weight: 900;
            line-height: 1;
            color: rgba(255, 255, 255, 0.04);
            text-shadow: 0 0 1px rgba(64, 249, 155, 0.3);
            pointer-events: none;
        }
        .checkpoint-card .icon-box {
            display: inline-flex;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            background: rgba(64, 249, 155, 0.1);
            color: var(--brand);
            font-size: 19px;
            margin-bottom: 18px;
        }
        .checkpoint-card h3 {
            margin-bottom: 8px;
        }
        .checkpoint-card p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }
        .compare-section {
            position: relative;
            background: var(--night);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        @media (min-width: 1024px) {
            .compare-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        .compare-panel {
            border-radius: 26px;
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: rgba(255, 255, 255, 0.03);
        }
        .compare-panel.wrong {
            border-top: 3px solid var(--heat);
        }
        .compare-panel.right {
            border-top: 3px solid var(--brand);
            background: linear-gradient(180deg, rgba(64, 249, 155, 0.05), rgba(255, 255, 255, 0.02));
        }
        .compare-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 18px;
        }
        .compare-title span {
            display: inline-flex;
            width: 28px;
            height: 28px;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 900;
            background: rgba(255, 255, 255, 0.1);
        }
        .wrong .compare-title span {
            background: rgba(255, 93, 93, 0.16);
            color: var(--heat);
        }
        .right .compare-title span {
            background: rgba(64, 249, 155, 0.16);
            color: var(--brand);
        }
        .compare-list {
            display: grid;
            gap: 12px;
        }
        .compare-list li {
            display: flex;
            gap: 10px;
            font-size: 15px;
            color: var(--text-primary);
            line-height: 1.65;
            padding: 12px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.03);
        }
        .compare-list li::before {
            content: "✕";
            font-weight: 900;
            color: var(--heat);
            flex-shrink: 0;
            font-size: 13px;
            line-height: 1.4;
        }
        .right .compare-list li::before {
            content: "✓";
            color: var(--brand);
        }
        .timeline-zone {
            background: var(--ink);
        }
        .timeline-grid {
            position: relative;
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
            margin-top: 40px;
        }
        @media (min-width: 900px) {
            .timeline-grid {
                grid-template-columns: 1fr 1fr;
                column-gap: 40px;
                row-gap: 20px;
            }
            .timeline-grid::before {
                content: "";
                position: absolute;
                left: 50%;
                top: 20px;
                bottom: 20px;
                width: 1px;
                background: linear-gradient(180deg, rgba(64, 249, 155, 0.5), rgba(64, 249, 155, 0.06));
            }
        }
        .timeline-item {
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 16px;
            padding: 22px;
            border: 1px solid rgba(255, 255, 255, 0.07);
            border-radius: 24px;
            background: rgba(14, 32, 25, 0.5);
            position: relative;
            transition: transform .2s ease, border-color .2s ease, background .2s ease;
        }
        .timeline-item:hover {
            border-color: rgba(64, 249, 155, 0.28);
            background: rgba(14, 32, 25, 0.9);
            transform: translateY(-4px);
        }
        .step-index {
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            width: 54px;
            height: 54px;
            border-radius: 18px;
            background: linear-gradient(135deg, rgba(64, 249, 155, 0.16), rgba(64, 249, 155, 0.02));
            border: 1px solid rgba(64, 249, 155, 0.3);
            color: var(--brand);
            font-weight: 900;
            font-size: 20px;
            flex-shrink: 0;
        }
        .timeline-item h3 {
            margin-bottom: 8px;
        }
        .timeline-item p {
            color: var(--text-secondary);
            font-size: 15px;
        }
        .risk-level-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin-top: 40px;
        }
        @media (min-width: 640px) {
            .risk-level-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1200px) {
            .risk-level-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .risk-level-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 22px;
            padding: 24px;
            min-height: 230px;
            display: flex;
            flex-direction: column;
            transition: transform .2s ease, box-shadow .2s ease;
        }
        .risk-level-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
        }
        .risk-head {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }
        .risk-head .level-badge {
            width: 10px;
            height: 10px;
            border-radius: 999px;
            box-shadow: 0 0 12px rgba(255, 255, 255, 0.5);
        }
        .risk-level-card.low .level-name {
            color: var(--brand);
        }
        .risk-level-card.low .level-badge {
            background: var(--brand);
            box-shadow: 0 0 16px rgba(64, 249, 155, 0.7);
        }
        .risk-level-card.mid .level-name {
            color: var(--gold);
        }
        .risk-level-card.mid .level-badge {
            background: var(--gold);
            box-shadow: 0 0 16px rgba(245, 197, 107, 0.6);
        }
        .risk-level-card.high .level-name {
            color: var(--heat);
        }
        .risk-level-card.high .level-badge {
            background: var(--heat);
            box-shadow: 0 0 16px rgba(255, 93, 93, 0.65);
        }
        .risk-level-card.fixed .level-name {
            color: #fff;
        }
        .risk-level-card.fixed .level-badge {
            background: #fff;
            box-shadow: 0 0 12px rgba(255, 255, 255, 0.4);
        }
        .risk-level-card .level-name {
            font-size: 18px;
            font-weight: 800;
        }
        .risk-level-card p {
            margin-top: auto;
            color: var(--text-secondary);
            font-size: 15px;
        }
        .risk-keyword {
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .case-area {
            background: var(--night);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .case-stack {
            display: grid;
            gap: 24px;
            margin-top: 40px;
        }
        .case-row {
            display: grid;
            grid-template-columns: 1fr;
            overflow: hidden;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 24px;
            transition: transform .2s ease, border-color .2s, box-shadow .2s;
        }
        @media (min-width: 900px) {
            .case-row {
                grid-template-columns: 0.9fr 1.1fr;
            }
            .case-row:nth-child(even) .case-content {
                order: -1;
            }
        }
        .case-row:hover {
            transform: translateY(-4px);
            border-color: rgba(255, 255, 255, 0.12);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
        }
        .case-figure {
            overflow: hidden;
            min-height: 220px;
            background: var(--night);
        }
        .case-figure img {
            width: 100%;
            height: 100%;
            min-height: 220px;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .case-row:hover .case-figure img {
            transform: scale(1.03);
        }
        @media (min-width: 900px) {
            .case-figure img {
                min-height: 320px;
            }
        }
        .case-content {
            padding: 28px;
            align-self: center;
        }
        .case-content .lead {
            color: var(--text-secondary);
            font-size: 15px;
            margin-top: 12px;
        }
        .case-check-list {
            margin-top: 18px;
            display: grid;
            gap: 8px;
        }
        .case-check-list li {
            display: flex;
            gap: 8px;
            color: var(--text-secondary);
            font-size: 14px;
        }
        .case-check-list li::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 2px;
            background: var(--gold);
            flex-shrink: 0;
            margin-top: 9px;
        }
        .case-tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 14px;
        }
        .faq-zone {
            background: var(--ink);
        }
        .faq-inner {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
        }
        @media (min-width: 1024px) {
            .faq-inner {
                grid-template-columns: 0.7fr 1.3fr;
                align-items: start;
            }
        }
        .faq-list {
            display: grid;
            gap: 14px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 20px;
            overflow: hidden;
            transition: border-color .2s ease, background .2s ease;
        }
        .faq-item[open] {
            border-color: rgba(64, 249, 155, 0.25);
            background: rgba(14, 32, 25, 0.92);
        }
        .faq-item summary {
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            padding: 20px 22px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            transition: color .2s ease;
        }
        .faq-item summary::after {
            content: "+";
            flex-shrink: 0;
            width: 30px;
            height: 30px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.07);
            color: var(--text-secondary);
            font-size: 20px;
            font-weight: 500;
            transition: transform .3s ease, background .3s, color .3s;
        }
        .faq-item[open] summary {
            color: var(--brand);
        }
        .faq-item[open] summary::after {
            content: "−";
            transform: rotate(180deg);
            background: rgba(64, 249, 155, 0.18);
            color: var(--brand);
        }
        .faq-body {
            padding: 0 22px 22px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.85;
        }
        .faq-body a {
            color: var(--brand);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .faq-body a:hover {
            color: #b8ffd8;
        }
        .nextcat-cta {
            background: linear-gradient(120deg, rgba(64, 249, 155, 0.1), rgba(255, 255, 255, 0.02));
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .nextcat-inner {
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
            padding: 20px 0;
        }
        .nextcat-inner h2 {
            margin-top: 20px;
        }
        .nextcat-inner p {
            color: var(--text-secondary);
            margin: 16px auto 0;
            max-width: 680px;
        }
        .nextcat-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            margin-top: 28px;
        }
        .site-footer {
            background: var(--night);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 36px;
            padding: 56px 0 32px;
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
                gap: 44px;
            }
        }
        .footer-brand-desc {
            margin-top: 16px;
            color: var(--text-secondary);
            font-size: 15px;
            max-width: 300px;
        }
        .footer-statement {
            margin-top: 14px;
            color: var(--text-muted);
            font-size: 13px;
            line-height: 1.7;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 800;
            margin-bottom: 14px;
            color: var(--text-primary);
        }
        .footer-links {
            display: grid;
            gap: 10px;
        }
        .footer-links a {
            color: var(--text-secondary);
            font-size: 14px;
        }
        .footer-links a:hover {
            color: var(--brand);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 22px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
            font-size: 13px;
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--brand);
        }
        @media (max-width: 960px) {
            .main-nav {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .menu-btn {
                display: inline-flex;
            }
            .header-inner {
                gap: 8px;
            }
        }
        @media (max-width: 640px) {
            h1 {
                letter-spacing: -0.02em;
            }
            .hero-fact-row {
                gap: 12px;
            }
            .compare-panel {
                padding: 20px;
            }
            .case-content {
                padding: 22px;
            }
        }
        .font-tabular {
            font-variant-numeric: tabular-nums;
            font-feature-settings: "tnum";
        }
        ::selection {
            background: rgba(64, 249, 155, 0.25);
            color: #fff;
        }
        ::-webkit-scrollbar {
            width: 9px;
            height: 9px;
        }
        ::-webkit-scrollbar-track {
            background: #0B1813;
        }
        ::-webkit-scrollbar-thumb {
            background: #274536;
            border-radius: 99px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #35654f;
        }
        @media (prefers-reduced-motion: reduce) {
            * {
                animation: none !important;
                transition: none !important;
                scroll-behavior: auto !important;
            }
        }