/* roulang page: index */
:root {
            --color-bg: #0E1013;
            --color-surface: #1E2128;
            --color-surface-hover: #242832;
            --color-header: #16181D;
            --color-footer: #16181D;
            --color-border: #2A2E36;
            --color-text-primary: #F2F4F8;
            --color-text-secondary: #9AA3B2;
            --color-accent: #F5B840;
            --color-accent-hover: #F0A92E;
            --color-rise: #E5484D;
            --color-fall: #30A46C;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --shadow-base: 0 1px 2px rgba(0,0,0,.5);
            --shadow-hover: 0 8px 24px rgba(0,0,0,.35);
            --space-section: 72px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
            --max-width: 1200px;
            --nav-height: 64px;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-sans);
            background: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.7;
            font-size: 15px;
            min-height: 100vh;
        }
        img { max-width: 100%; display: block; }
        a { color: var(--color-accent); text-decoration: none; transition: color .2s ease, border-color .2s ease; }
        a:hover { color: var(--color-accent-hover); text-decoration: underline; }
        a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid rgba(245,184,64,.6);
            outline-offset: 2px;
        }
        button, input { font-family: inherit; font-size: inherit; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }
        .section { padding: var(--space-section) 0; }
        .section--dark { background: var(--color-bg); }
        .section--panel { background: #131519; }
        .section--subtle { background: #111318; }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--color-text-primary);
        }
        .section-lead {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .section-head-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
            margin-bottom: 28px;
        }
        .section-head-row .section-title { margin-bottom: 0; }
        .text-accent { color: var(--color-accent); }
        .text-rise { color: var(--color-rise); }
        .text-fall { color: var(--color-fall); }
        .text-secondary { color: var(--color-text-secondary); }
        .mono { font-family: var(--font-mono); }

        /* Nav */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-header);
            border-bottom: 1px solid var(--color-border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
        }
        .nav-logo {
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text-primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo:hover { color: var(--color-accent); text-decoration: none; }
        .nav-logo .logo-mark {
            width: 28px; height: 28px;
            border-radius: 6px;
            background: var(--color-accent);
            color: #16181D;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .nav-menu li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-radius: var(--radius-btn);
            transition: color .2s, background .2s;
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            color: var(--color-text-primary);
            background: rgba(255,255,255,.05);
            text-decoration: none;
        }
        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(245,184,64,.08);
        }
        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            color: var(--color-text-primary);
            font-size: 14px;
            cursor: pointer;
            transition: border-color .2s, color .2s;
            white-space: nowrap;
        }
        .nav-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
        }
        .nav-hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: transform .25s, opacity .25s;
        }
        .nav-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
        .nav-hamburger.active span:nth-child(2) { opacity: 0; }
        .nav-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
        .mobile-menu {
            display: none;
            position: absolute;
            top: var(--nav-height);
            left: 0; right: 0;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 16px 16px;
            z-index: 99;
        }
        .mobile-menu.open { display: block; }
        .mobile-menu ul { list-style: none; }
        .mobile-menu ul li a {
            display: block;
            padding: 12px 8px;
            color: var(--color-text-primary);
            font-size: 15px;
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-menu ul li:last-child a { border-bottom: none; }
        .mobile-menu ul li a:hover { color: var(--color-accent); text-decoration: none; }

        /* Hero */
        .hero {
            position: relative;
            background:
                linear-gradient(135deg, rgba(22,24,29,.92) 0%, rgba(14,16,19,.82) 55%, rgba(14,16,19,.75) 100%),
                url('/assets/images/414bca1578e2ff7d.webp') center center / cover no-repeat;
            padding: 88px 0 96px;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(42,46,54,.25) 1px, transparent 1px), linear-gradient(90deg, rgba(42,46,54,.25) 1px, transparent 1px);
            background-size: 48px 48px;
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.1fr .9fr;
            gap: 48px;
            align-items: center;
        }
        .hero-content h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.28;
            margin-bottom: 18px;
            color: var(--color-text-primary);
            letter-spacing: -.01em;
        }
        .hero-content .hero-sub {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 520px;
            margin-bottom: 28px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-visual {
            background: rgba(30,33,40,.7);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            backdrop-filter: blur(4px);
        }
        .hero-visual .visual-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .hero-visual .visual-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }
        .visual-chip {
            background: #1E2128;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            padding: 12px 14px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
        }
        .visual-chip .chip-name { color: var(--color-text-secondary); }
        .visual-chip .chip-val { font-family: var(--font-mono); font-weight: 600; }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: background .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn:hover { text-decoration: none; transform: translateY(-1px); }
        .btn:active { transform: translateY(0); }
        .btn-primary {
            background: var(--color-accent);
            color: #16181D;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #16181D;
        }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }

        /* Search Section */
        .search-section {
            background: var(--color-bg);
        }
        .search-box-wrap {
            display: flex;
            gap: 10px;
            align-items: center;
            background: #16181D;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 6px 6px 6px 18px;
            max-width: 680px;
            transition: border-color .2s, box-shadow .2s;
        }
        .search-box-wrap:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(245,184,64,.15);
        }
        .search-box-wrap input {
            flex: 1;
            background: transparent;
            border: none;
            color: var(--color-text-primary);
            font-size: 15px;
            padding: 8px 0;
            min-width: 0;
        }
        .search-box-wrap input:focus { outline: none; }
        .search-box-wrap input::placeholder { color: #5A6373; }
        .hot-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }
        .hot-tag {
            display: inline-block;
            padding: 6px 14px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-badge);
            color: var(--color-text-secondary);
            font-size: 13px;
            cursor: pointer;
            transition: border-color .2s, color .2s, background .2s;
            text-decoration: none;
        }
        .hot-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(245,184,64,.06);
            text-decoration: none;
        }

        /* Cards */
        .card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: border-color .25s, box-shadow .25s, transform .25s;
        }
        .card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .card-link {
            display: inline-block;
            margin-top: 12px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            text-decoration: none;
        }
        .card-link:hover { text-decoration: underline; }

        /* Grids */
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
        .grid-8 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

        /* Ticker Cards */
        .ticker-scroll {
            display: flex;
            gap: 12px;
            overflow-x: auto;
            padding-bottom: 8px;
            scroll-snap-type: x proximity;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--color-border) transparent;
        }
        .ticker-scroll::-webkit-scrollbar { height: 4px; }
        .ticker-scroll::-webkit-scrollbar-track { background: transparent; }
        .ticker-scroll::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 4px; }
        .ticker-card {
            min-width: 190px;
            flex-shrink: 0;
            scroll-snap-align: start;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .ticker-card .ticker-name {
            font-size: 13px;
            color: var(--color-text-secondary);
        }
        .ticker-card .ticker-value {
            font-family: var(--font-mono);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-primary);
        }
        .ticker-card .ticker-change {
            font-family: var(--font-mono);
            font-size: 13px;
            font-weight: 600;
        }

        /* Feature rows */
        .feature-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .feature-item {
            text-align: center;
            padding: 24px 16px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
        }
        .feature-item .feature-icon {
            font-size: 32px;
            margin-bottom: 12px;
        }
        .feature-item h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .feature-item p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* News Cards */
        .news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .news-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: border-color .25s, box-shadow .25s, transform .25s;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .news-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .news-card-body {
            padding: 16px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .news-card .news-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(245,184,64,.1);
            color: var(--color-accent);
            border-radius: var(--radius-badge);
            font-size: 12px;
            align-self: flex-start;
        }
        .news-card h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            margin: 0;
        }
        .news-card h3 a {
            color: var(--color-text-primary);
            text-decoration: none;
            transition: color .2s;
        }
        .news-card h3 a:hover { color: var(--color-accent); text-decoration: none; }
        .news-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
        }
        .news-card time {
            font-size: 12px;
            color: #5A6373;
        }
        .empty-state {
            grid-column: 1 / -1;
            text-align: center;
            padding: 48px 20px;
            color: var(--color-text-secondary);
            background: var(--color-surface);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            font-size: 15px;
        }

        /* Hot Rank */
        .hot-rank-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .hot-rank-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            transition: border-color .2s;
        }
        .hot-rank-item:hover { border-color: var(--color-accent); }
        .hot-rank-item .rank-no {
            font-family: var(--font-mono);
            font-size: 16px;
            font-weight: 700;
            min-width: 32px;
            text-align: center;
            color: var(--color-text-secondary);
        }
        .hot-rank-item .rank-no.top1 { color: var(--color-accent); }
        .hot-rank-item .rank-no.top2 { color: #C0C6D0; }
        .hot-rank-item .rank-no.top3 { color: #C8895C; }
        .hot-rank-item .rank-name {
            flex: 1;
            font-size: 15px;
            font-weight: 600;
        }
        .hot-rank-item .rank-heat {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        /* Timeline */
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .timeline-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 18px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
        }
        .timeline-item .tl-date {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 600;
            min-width: 80px;
            color: var(--color-accent);
        }
        .timeline-item .tl-name {
            flex: 1;
            font-size: 14px;
        }
        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 600;
        }
        .badge-high { background: rgba(229,72,77,.15); color: var(--color-rise); }
        .badge-mid { background: rgba(245,184,64,.12); color: var(--color-accent); }
        .badge-low { background: rgba(48,164,108,.15); color: var(--color-fall); }

        /* Tools */
        .tools-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .tool-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            text-align: center;
            transition: border-color .25s, box-shadow .25s;
        }
        .tool-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }
        .tool-card .tool-icon { font-size: 28px; margin-bottom: 10px; }
        .tool-card h3 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .tool-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 12px;
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .step-card {
            position: relative;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 22px 22px;
        }
        .step-card .step-no {
            position: absolute;
            top: -16px;
            left: 22px;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #16181D;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
        }
        .step-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            margin-top: 8px;
        }
        .step-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: border-color .2s;
        }
        .faq-item:hover { border-color: #3A404A; }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 20px;
            cursor: pointer;
            background: none;
            border: none;
            color: var(--color-text-primary);
            font-size: 15px;
            font-weight: 600;
            text-align: left;
            width: 100%;
            gap: 12px;
        }
        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--color-text-secondary);
            transition: transform .25s;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon { transform: rotate(45deg); color: var(--color-accent); }
        .faq-answer {
            display: none;
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer { display: block; }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #1A1D24 0%, #131519 60%, #0E1013 100%);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
            text-align: center;
            padding: 64px 0;
        }
        .cta-section h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 520px;
            margin: 0 auto 28px;
        }
        .cta-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Compliance */
        .compliance-note {
            font-size: 13px;
            color: #5A6373;
            line-height: 1.7;
            padding: 20px 0;
            border-top: 1px solid var(--color-border);
        }

        /* Trust Bar */
        .trust-bar {
            background: var(--color-footer);
            border-top: 1px solid var(--color-border);
            padding: 20px 0;
        }
        .trust-bar .container {
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
            align-items: center;
        }
        .trust-bar span {
            font-size: 13px;
            color: var(--color-text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .trust-bar .tb-icon {
            font-size: 16px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-footer);
            border-top: 1px solid var(--color-border);
            padding: 48px 0 28px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
            color: var(--color-text-primary);
        }
        .site-footer .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .site-footer .footer-links a {
            color: var(--color-text-secondary);
            font-size: 13px;
            text-decoration: none;
            transition: color .2s;
        }
        .site-footer .footer-links a:hover { color: var(--color-accent); text-decoration: none; }
        .site-footer .footer-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 360px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: #5A6373;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root { --space-section: 56px; }
            .grid-4, .grid-8 { grid-template-columns: repeat(2, 1fr); }
            .tools-grid { grid-template-columns: repeat(2, 1fr); }
            .feature-row { grid-template-columns: repeat(2, 1fr); }
            .hero .container { grid-template-columns: 1fr; gap: 32px; }
            .hero-content h1 { font-size: 30px; }
            .news-list { grid-template-columns: repeat(2, 1fr); }
            .site-footer .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            :root { --space-section: 44px; --nav-height: 56px; }
            .nav-menu { display: none; }
            .nav-hamburger { display: flex; }
            .nav-search-btn { padding: 7px 12px; font-size: 13px; }
            .hero { padding: 56px 0 64px; }
            .hero-content h1 { font-size: 26px; }
            .hero-actions { flex-direction: column; }
            .hero-actions .btn { width: 100%; }
            .grid-3, .grid-4, .grid-8 { grid-template-columns: 1fr 1fr; }
            .tools-grid { grid-template-columns: 1fr 1fr; }
            .feature-row { grid-template-columns: 1fr 1fr; }
            .steps-grid { grid-template-columns: 1fr; }
            .news-list { grid-template-columns: 1fr; }
            .section-title { font-size: 22px; }
            .cta-actions { flex-direction: column; }
            .cta-actions .btn { width: 100%; }
        }
        @media (max-width: 560px) {
            :root { --space-section: 36px; }
            .container { padding: 0 12px; }
            .grid-2, .grid-3, .grid-4, .grid-8 { grid-template-columns: 1fr; }
            .tools-grid { grid-template-columns: 1fr; }
            .feature-row { grid-template-columns: 1fr; }
            .hero-content h1 { font-size: 24px; }
            .hero-visual { padding: 16px; }
            .site-footer .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .btn { padding: 11px 18px; font-size: 14px; }
            .ticker-card { min-width: 150px; }
        }
        @media (max-width: 360px) {
            .btn { width: 100%; }
            .hero-visual .visual-grid { grid-template-columns: 1fr; }
            .trust-bar .container { gap: 12px; }
        }

/* roulang page: article */
:root {
            --color-bg: #0E1013;
            --color-surface: #1E2128;
            --color-surface-hover: #242832;
            --color-header: #16181D;
            --color-footer: #16181D;
            --color-border: #2A2E36;
            --color-text-primary: #F2F4F8;
            --color-text-secondary: #9AA3B2;
            --color-accent: #F5B840;
            --color-accent-hover: #F0A92E;
            --color-rise: #E5484D;
            --color-fall: #30A46C;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --shadow-base: 0 1px 2px rgba(0,0,0,.5);
            --shadow-hover: 0 8px 24px rgba(0,0,0,.35);
            --space-section: 64px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
            --max-width: 1200px;
            --nav-height: 64px;
        }
        * { box-sizing: border-box; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-sans);
            background: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.7;
            font-size: 15px;
            margin: 0;
            min-height: 100vh;
        }
        img { max-width: 100%; display: block; }
        a { color: var(--color-accent); text-decoration: none; transition: color .2s ease, border-color .2s ease, background .2s ease; }
        a:hover { color: var(--color-accent-hover); text-decoration: underline; }
        a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid rgba(245,184,64,.6);
            outline-offset: 2px;
        }
        button, input { font-family: inherit; font-size: inherit; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }
        .section { padding: var(--space-section) 0; }
        .section--dark { background: var(--color-bg); }
        .section--panel { background: #131519; }
        .section--subtle { background: #111318; }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--color-text-primary);
        }
        .section-lead {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .section-head-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
            margin-bottom: 28px;
        }
        .section-head-row .section-title { margin-bottom: 0; }
        .text-accent { color: var(--color-accent); }
        .text-rise { color: var(--color-rise); }
        .text-fall { color: var(--color-fall); }
        .text-secondary { color: var(--color-text-secondary); }

        /* 导航 */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-header);
            border-bottom: 1px solid var(--color-border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
        }
        .nav-logo {
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text-primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }
        .nav-logo:hover { color: var(--color-accent); text-decoration: none; }
        .nav-logo .logo-mark {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--color-accent);
            color: #16181D;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-radius: var(--radius-btn);
            transition: color .2s, background .2s;
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-menu li a:hover {
            color: var(--color-text-primary);
            background: rgba(255,255,255,.05);
            text-decoration: none;
        }
        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(245,184,64,.08);
        }
        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            color: var(--color-text-primary);
            font-size: 14px;
            cursor: pointer;
            transition: border-color .2s, color .2s;
            white-space: nowrap;
        }
        .nav-search-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
        }
        .nav-hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: transform .25s, opacity .25s;
        }

        /* 面包屑 */
        .breadcrumb-area {
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
            padding: 18px 0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li { display: flex; align-items: center; gap: 8px; }
        .breadcrumb li + li::before { content: "/"; color: #4A515D; margin-right: 8px; }
        .breadcrumb a { color: var(--color-text-secondary); text-decoration: none; }
        .breadcrumb a:hover { color: var(--color-accent); text-decoration: underline; }
        .breadcrumb .current { color: var(--color-text-primary); font-weight: 500; }

        /* 文章头部 */
        .article-hero {
            padding: 48px 0 32px;
            background: var(--color-bg);
        }
        .article-hero h1 {
            font-size: 32px;
            line-height: 1.25;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
        }
        .article-hero .article-excerpt {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 760px;
            line-height: 1.7;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px 24px;
            padding: 20px 0;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
            margin-top: 20px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta .badge {
            background: rgba(245,184,64,.12);
            color: var(--color-accent);
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            font-weight: 500;
        }
        .meta-label { color: #6C7686; }

        /* 正文 */
        .article-content-wrap {
            background: var(--color-bg);
            padding: 40px 0 56px;
        }
        .article-body {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow-base);
            color: #D8DEE9;
            font-size: 16px;
            line-height: 1.85;
        }
        .article-body h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 40px 0 16px;
            color: var(--color-text-primary);
        }
        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--color-text-primary);
        }
        .article-body h4 {
            font-size: 18px;
            font-weight: 600;
            margin: 24px 0 10px;
            color: var(--color-text-primary);
        }
        .article-body p { margin: 0 0 20px; }
        .article-body ul, .article-body ol { margin: 0 0 20px 24px; padding: 0; }
        .article-body li { margin-bottom: 8px; }
        .article-body blockquote {
            border-left: 3px solid var(--color-accent);
            background: #181B21;
            padding: 16px 20px;
            margin: 24px 0;
            border-radius: 0 8px 8px 0;
            color: #BEC6D2;
        }
        .article-body img {
            border-radius: var(--radius-card);
            margin: 24px 0;
            border: 1px solid var(--color-border);
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 14px;
        }
        .article-body th, .article-body td {
            border: 1px solid var(--color-border);
            padding: 10px 14px;
            text-align: left;
        }
        .article-body th {
            background: #181B21;
            color: var(--color-text-primary);
            font-weight: 600;
        }
        .article-body a { color: var(--color-accent); text-decoration: underline; }
        .article-body a:hover { color: var(--color-accent-hover); }

        /* 未找到 */
        .not-found-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 48px 24px;
            text-align: center;
            color: var(--color-text-secondary);
        }
        .not-found-card a {
            display: inline-block;
            margin-top: 16px;
            padding: 10px 24px;
            background: var(--color-accent);
            color: #16181D;
            border-radius: var(--radius-btn);
            font-weight: 600;
            text-decoration: none;
        }
        .not-found-card a:hover { background: var(--color-accent-hover); }

        /* 标签 */
        .article-tags {
            margin-top: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 12px;
        }
        .article-tags .tag {
            display: inline-block;
            padding: 6px 14px;
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            color: var(--color-text-secondary);
            border-radius: var(--radius-badge);
            font-size: 13px;
            text-decoration: none;
            transition: border-color .2s, color .2s, background .2s;
        }
        .article-tags .tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(245,184,64,.06);
            text-decoration: none;
        }

        /* 相关推荐卡片 */
        .post-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-base);
            transition: transform .2s, border-color .2s, box-shadow .2s;
        }
        .post-card:hover {
            transform: translateY(-3px);
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }
        .post-card-thumb {
            display: block;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #181B21;
        }
        .post-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }
        .post-card:hover .post-card-thumb img { transform: scale(1.04); }
        .post-card-body {
            padding: 18px 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        .post-meta .badge {
            background: rgba(245,184,64,.12);
            color: var(--color-accent);
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            font-weight: 500;
        }
        .post-card-body h3 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.45;
            margin: 0;
        }
        .post-card-body h3 a {
            color: var(--color-text-primary);
            text-decoration: none;
        }
        .post-card-body h3 a:hover { color: var(--color-accent); }
        .post-card-body p {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* 底部 CTA */
        .article-cta {
            background: var(--color-header);
            border-top: 1px solid var(--color-border);
            padding: 40px 0;
            text-align: center;
        }
        .article-cta .cta-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }
        .article-cta .cta-sub {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: var(--color-accent);
            color: #16181D;
            border-radius: var(--radius-btn);
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: background .2s, transform .2s;
            text-decoration: none;
        }
        .btn-accent:hover { background: var(--color-accent-hover); color: #16181D; transform: translateY(-1px); text-decoration: none; }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: transparent;
            color: var(--color-text-primary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            font-weight: 500;
            cursor: pointer;
            transition: border-color .2s, color .2s;
            text-decoration: none;
        }
        .btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); text-decoration: none; }

        /* 页脚 */
        .site-footer {
            background: var(--color-footer);
            border-top: 1px solid var(--color-border);
            padding: 48px 0 24px;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-grid h4 {
            font-size: 15px;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            font-weight: 600;
        }
        .footer-desc {
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0;
            max-width: 360px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a {
            color: var(--color-text-secondary);
            text-decoration: none;
            transition: color .2s;
        }
        .footer-links a:hover { color: var(--color-accent); text-decoration: none; }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding-top: 20px;
            text-align: center;
            color: #6C7686;
            font-size: 13px;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
            .article-body { padding: 24px; }
            .article-hero h1 { font-size: 28px; }
        }
        @media (max-width: 768px) {
            :root { --space-section: 48px; --nav-height: 56px; }
            .nav-menu {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-header);
                border-bottom: 1px solid var(--color-border);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px 20px;
                gap: 6px;
                display: none;
            }
            .nav-menu.open { display: flex; }
            .nav-menu li a { padding: 12px 16px; font-size: 15px; }
            .nav-search-btn { display: none; }
            .nav-hamburger { display: flex; }
            .article-hero h1 { font-size: 24px; }
            .article-meta { gap: 12px 16px; }
            .article-body { padding: 20px; font-size: 15px; }
            .footer-grid { grid-template-columns: 1fr; gap: 20px; }
            .section-head-row { flex-direction: column; align-items: flex-start; }
        }
        @media (max-width: 560px) {
            :root { --space-section: 36px; }
            .article-hero h1 { font-size: 22px; }
            .article-meta { flex-direction: column; align-items: flex-start; }
            .article-body { padding: 16px; }
            .btn-accent, .btn-outline { width: 100%; justify-content: center; }
        }
        @media (max-width: 360px) {
            .container { padding: 0 12px; }
            .article-hero h1 { font-size: 20px; }
        }

/* roulang page: category1 */
:root {
            --color-bg: #0E1013;
            --color-surface: #1E2128;
            --color-surface-hover: #242832;
            --color-header: #16181D;
            --color-footer: #16181D;
            --color-border: #2A2E36;
            --color-text-primary: #F2F4F8;
            --color-text-secondary: #9AA3B2;
            --color-accent: #F5B840;
            --color-accent-hover: #F0A92E;
            --color-rise: #E5484D;
            --color-fall: #30A46C;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --shadow-base: 0 1px 2px rgba(0,0,0,.5);
            --shadow-hover: 0 8px 24px rgba(0,0,0,.35);
            --space-section: 72px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
            --max-width: 1200px;
            --nav-height: 64px;
        }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-sans);
            background: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.7;
            font-size: 15px;
            min-height: 100vh;
        }
        img { max-width: 100%; display: block; }
        a { color: var(--color-accent); text-decoration: none; transition: color .2s ease, border-color .2s ease; }
        a:hover { color: var(--color-accent-hover); text-decoration: underline; }
        a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid rgba(245,184,64,.6);
            outline-offset: 2px;
        }
        button, input { font-family: inherit; font-size: inherit; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }
        .section { padding: var(--space-section) 0; }
        .section--dark { background: var(--color-bg); }
        .section--panel { background: #131519; }
        .section--subtle { background: #111318; }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--color-text-primary);
        }
        .section-lead {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .section-head-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
            margin-bottom: 28px;
        }
        .section-head-row .section-title { margin-bottom: 0; }
        .text-accent { color: var(--color-accent); }
        .text-rise { color: var(--color-rise); }
        .text-fall { color: var(--color-fall); }
        .text-secondary { color: var(--color-text-secondary); }

        /* Nav */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-header);
            border-bottom: 1px solid var(--color-border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
        }
        .nav-logo {
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text-primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo:hover { color: var(--color-accent); text-decoration: none; }
        .nav-logo .logo-mark {
            width: 28px; height: 28px;
            border-radius: 6px;
            background: var(--color-accent);
            color: #16181D;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-radius: var(--radius-btn);
            transition: color .2s, background .2s;
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            color: var(--color-text-primary);
            background: rgba(255,255,255,.05);
            text-decoration: none;
        }
        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(245,184,64,.08);
        }
        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            color: var(--color-text-primary);
            font-size: 14px;
            cursor: pointer;
            transition: border-color .2s, color .2s;
            white-space: nowrap;
        }
        .nav-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
        }
        .nav-hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: transform .25s, opacity .25s;
        }

        /* Category H1 Header */
        .category-header {
            position: relative;
            padding: 56px 0 48px;
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
            overflow: hidden;
        }
        .category-header::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/414bca1578e2ff7d.webp') center/cover no-repeat;
            opacity: .18;
            pointer-events: none;
        }
        .category-header .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color .2s;
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        .breadcrumb .sep {
            color: #555;
        }
        .category-header h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 12px;
            color: var(--color-text-primary);
        }
        .category-header .category-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 620px;
            line-height: 1.7;
        }

        /* Filter bar */
        .filter-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .filter-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }
        .filter-tags {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .filter-tag {
            padding: 6px 16px;
            font-size: 13px;
            border-radius: var(--radius-badge);
            border: 1px solid var(--color-border);
            background: transparent;
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all .2s;
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .filter-tag.active {
            background: var(--color-accent);
            color: #16181D;
            border-color: var(--color-accent);
        }
        .filter-sort {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .filter-sort select {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            color: var(--color-text-primary);
            padding: 8px 12px;
            font-size: 13px;
            cursor: pointer;
            transition: border-color .2s;
        }
        .filter-sort select:focus {
            border-color: var(--color-accent);
            outline: none;
        }

        /* Stock Table List */
        .stock-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .stock-list-header {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1fr 1fr;
            gap: 12px;
            padding: 10px 16px;
            font-size: 12px;
            color: var(--color-text-secondary);
            border-bottom: 1px solid var(--color-border);
            letter-spacing: .3px;
        }
        .stock-row {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1fr 1fr;
            gap: 12px;
            padding: 14px 16px;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            align-items: center;
            transition: all .2s;
        }
        .stock-row:hover {
            border-color: var(--color-accent);
            background: var(--color-surface-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
        }
        .stock-name {
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text-primary);
        }
        .stock-code {
            font-size: 12px;
            color: var(--color-text-secondary);
            font-family: var(--font-mono);
        }
        .stock-price {
            font-family: var(--font-mono);
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-primary);
        }
        .stock-change {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 500;
        }
        .stock-change.rise { color: var(--color-rise); }
        .stock-change.fall { color: var(--color-fall); }
        .stock-pct {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 500;
        }
        .stock-pct.rise { color: var(--color-rise); }
        .stock-pct.fall { color: var(--color-fall); }

        /* Stats Panel */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .stat-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            transition: all .2s;
        }
        .stat-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }
        .stat-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 8px;
        }
        .stat-value {
            font-size: 28px;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--color-text-primary);
        }
        .stat-value.rise { color: var(--color-rise); }
        .stat-value.fall { color: var(--color-fall); }
        .stat-note {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-top: 6px;
        }

        /* Topic Cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .topic-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all .2s;
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .topic-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .topic-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .topic-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }
        .topic-card-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }
        .topic-card-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-accent);
        }
        .topic-card-link:hover {
            text-decoration: underline;
        }

        /* News Cards */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .news-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            transition: all .2s;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .news-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .news-card-tag {
            padding: 3px 10px;
            background: rgba(245,184,64,.1);
            border-radius: var(--radius-badge);
            font-size: 11px;
            color: var(--color-accent);
        }
        .news-card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.5;
        }
        .news-card-title a {
            color: var(--color-text-primary);
        }
        .news-card-title a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        .news-card-excerpt {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .news-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--color-text-secondary);
            font-size: 14px;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px dashed var(--color-border);
        }

        /* Tool Tips */
        .tool-tip-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .tool-tip-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: all .2s;
        }
        .tool-tip-item:hover {
            border-color: var(--color-accent);
        }
        .tool-tip-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: rgba(245,184,64,.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
            color: var(--color-accent);
        }
        .tool-tip-content h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }
        .tool-tip-content p {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* CTA */
        .cta-box {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-box h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 12px;
        }
        .cta-box p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
        }
        .cta-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 1px solid transparent;
            cursor: pointer;
            transition: all .2s;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #16181D;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            transform: translateY(-1px);
            text-decoration: none;
            color: #16181D;
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-secondary {
            background: transparent;
            color: var(--color-text-primary);
            border-color: var(--color-border);
        }
        .btn-secondary:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            text-decoration: none;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
        }

        /* Footer */
        .site-footer {
            background: var(--color-footer);
            border-top: 1px solid var(--color-border);
            padding: 48px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-grid h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 340px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            font-size: 13px;
            color: var(--color-text-secondary);
            transition: color .2s;
        }
        .footer-links a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        .footer-bottom {
            padding-top: 20px;
            border-top: 1px solid var(--color-border);
            text-align: center;
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        .footer-bottom p {
            margin: 0;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root { --space-section: 56px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .topic-grid { grid-template-columns: repeat(2, 1fr); }
            .tool-tip-grid { grid-template-columns: repeat(2, 1fr); }
            .stock-list-header, .stock-row { grid-template-columns: 1.8fr 1fr 1.2fr 1fr 1fr; }
        }
        @media (max-width: 768px) {
            :root { --space-section: 44px; --nav-height: 56px; }
            .nav-menu {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-header);
                border-bottom: 1px solid var(--color-border);
                flex-direction: column;
                padding: 12px 16px;
                gap: 2px;
            }
            .nav-menu.open { display: flex; }
            .nav-menu li { width: 100%; }
            .nav-menu li a { width: 100%; padding: 10px 14px; }
            .nav-hamburger { display: flex; }
            .nav-search-btn span.nav-search-text { display: none; }
            .category-header h1 { font-size: 30px; }
            .stock-list-header, .stock-row { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
            .stock-list-header .stock-code-col,
            .stock-row .stock-code { display: none; }
            .news-grid { grid-template-columns: 1fr; }
            .topic-grid { grid-template-columns: 1fr; }
            .tool-tip-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .filter-sort { margin-left: 0; width: 100%; }
            .filter-sort select { flex: 1; }
        }
        @media (max-width: 560px) {
            :root { --space-section: 36px; }
            .category-header { padding: 36px 0 32px; }
            .category-header h1 { font-size: 26px; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
            .stat-card { padding: 14px 16px; }
            .stat-value { font-size: 22px; }
            .stock-list-header, .stock-row { grid-template-columns: 1.2fr 1fr 1fr; }
            .stock-list-header .stock-change-col,
            .stock-row .stock-change { display: none; }
            .cta-box { padding: 28px 18px; }
            .cta-actions { flex-direction: column; }
            .cta-actions .btn { width: 100%; }
            .footer-grid { grid-template-columns: 1fr; }
            .topic-card img { height: 140px; }
        }
        @media (max-width: 360px) {
            .stats-grid { grid-template-columns: 1fr; }
            .stock-list-header, .stock-row { grid-template-columns: 1fr 1fr; font-size: 12px; }
            .btn { width: 100%; }
            .category-header h1 { font-size: 22px; }
        }

/* roulang page: category2 */
:root {
            --color-bg: #0E1013;
            --color-surface: #1E2128;
            --color-surface-hover: #242832;
            --color-header: #16181D;
            --color-footer: #16181D;
            --color-border: #2A2E36;
            --color-text-primary: #F2F4F8;
            --color-text-secondary: #9AA3B2;
            --color-accent: #F5B840;
            --color-accent-hover: #F0A92E;
            --color-rise: #E5484D;
            --color-fall: #30A46C;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --shadow-base: 0 1px 2px rgba(0,0,0,.5);
            --shadow-hover: 0 8px 24px rgba(0,0,0,.35);
            --space-section: 72px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
            --max-width: 1200px;
            --nav-height: 64px;
        }

        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

        body {
            font-family: var(--font-sans);
            background: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.7;
            font-size: 15px;
            min-height: 100vh;
            margin: 0;
        }

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

        a { color: var(--color-accent); text-decoration: none; transition: color .2s ease, border-color .2s ease; }
        a:hover { color: var(--color-accent-hover); text-decoration: underline; }

        a:focus-visible, button:focus-visible, input:focus-visible,
        select:focus-visible, textarea:focus-visible {
            outline: 2px solid rgba(245,184,64,.6);
            outline-offset: 2px;
        }

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

        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }

        .section { padding: var(--space-section) 0; }
        .section--dark { background: var(--color-bg); }
        .section--panel { background: #131519; }
        .section--subtle { background: #111318; }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--color-text-primary);
        }

        .section-lead {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: 1.7;
        }

        .section-head-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
            margin-bottom: 28px;
        }
        .section-head-row .section-title { margin-bottom: 0; }

        .text-accent { color: var(--color-accent); }
        .text-rise { color: var(--color-rise); }
        .text-fall { color: var(--color-fall); }
        .text-secondary { color: var(--color-text-secondary); }

        /* 导航 */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-header);
            border-bottom: 1px solid var(--color-border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
        }
        .nav-logo {
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text-primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo:hover { color: var(--color-accent); text-decoration: none; }
        .nav-logo .logo-mark {
            width: 28px; height: 28px;
            border-radius: 6px;
            background: var(--color-accent);
            color: #16181D;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-radius: var(--radius-btn);
            transition: color .2s, background .2s;
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            color: var(--color-text-primary);
            background: rgba(255,255,255,.05);
            text-decoration: none;
        }
        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(245,184,64,.08);
        }
        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            color: var(--color-text-primary);
            font-size: 14px;
            cursor: pointer;
            transition: border-color .2s, color .2s;
            white-space: nowrap;
        }
        .nav-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
        }
        .nav-hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: transform .25s, opacity .25s;
        }
        .nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
        .nav-hamburger.open span:nth-child(2) { opacity: 0; }
        .nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

        /* 面包屑与分类头 */
        .category-hero {
            padding: 40px 0 24px;
            border-bottom: 1px solid var(--color-border);
        }
        .breadcrumb {
            margin-bottom: 16px;
            font-size: 13px;
            color: var(--color-text-secondary);
            background: transparent;
            padding: 0;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            text-decoration: none;
            transition: color .2s;
        }
        .breadcrumb a:hover { color: var(--color-accent); }
        .breadcrumb .separator { margin: 0 8px; color: #4A5261; }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }
        .category-hero .hero-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.7;
        }

        /* 分类说明区 */
        .intro-grid {
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 32px;
            align-items: center;
        }
        .intro-text h2 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .intro-text p {
            color: var(--color-text-secondary);
            margin-bottom: 16px;
            line-height: 1.7;
        }
        .intro-text .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .intro-text .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            margin-bottom: 12px;
            color: var(--color-text-primary);
        }
        .intro-text .feature-list li::before {
            content: "✓";
            color: var(--color-accent);
            font-weight: 700;
            margin-right: 4px;
        }
        .intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-base);
        }
        .intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 筛选条 */
        .filter-bar {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .filter-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .filter-tag {
            padding: 6px 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-badge);
            font-size: 13px;
            color: var(--color-text-secondary);
            background: transparent;
            cursor: pointer;
            transition: all .2s;
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .filter-tag.active {
            background: rgba(245,184,64,.12);
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .filter-select {
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 6px 12px;
            color: var(--color-text-primary);
            font-size: 13px;
        }

        /* 期货品种列表卡片 */
        .market-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .market-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            display: grid;
            grid-template-columns: 1.2fr .8fr 1fr 1fr 1fr auto;
            align-items: center;
            gap: 12px 20px;
            transition: border-color .2s, box-shadow .2s, background .2s;
        }
        .market-item:hover {
            border-color: var(--color-accent);
            background: var(--color-surface-hover);
            box-shadow: var(--shadow-hover);
        }
        .market-name {
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text-primary);
        }
        .market-code {
            font-size: 12px;
            color: var(--color-text-secondary);
            font-family: var(--font-mono);
        }
        .market-price {
            font-size: 18px;
            font-weight: 600;
            font-family: var(--font-mono);
            color: var(--color-text-primary);
        }
        .market-change {
            font-size: 14px;
            font-family: var(--font-mono);
        }
        .market-change.rise { color: var(--color-rise); }
        .market-change.fall { color: var(--color-fall); }
        .market-change.flat { color: var(--color-text-secondary); }
        .market-tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            white-space: nowrap;
        }
        .market-tag.main { border-color: var(--color-accent); color: var(--color-accent); }
        .btn-outline-accent {
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            transition: all .2s;
            text-decoration: none;
            display: inline-block;
        }
        .btn-outline-accent:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            text-decoration: none;
        }
        .more-link {
            text-align: right;
            margin-top: 20px;
        }

        /* 板块强弱速览 */
        .sector-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .sector-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: border-color .2s, box-shadow .2s;
        }
        .sector-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }
        .sector-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .sector-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 12px;
        }
        .sector-metrics {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-family: var(--font-mono);
        }
        .sector-percent {
            font-size: 22px;
            font-weight: 600;
        }
        .sector-meta {
            font-size: 12px;
            color: var(--color-text-secondary);
        }

        /* 市场日历 */
        .calendar-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .calendar-item {
            display: grid;
            grid-template-columns: 80px 1fr auto;
            gap: 16px;
            align-items: center;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 12px 20px;
        }
        .calendar-date {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
        }
        .calendar-event {
            font-size: 15px;
            color: var(--color-text-primary);
        }
        .calendar-impact {
            font-size: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
        }
        .impact-high { background: rgba(229,72,77,.15); color: var(--color-rise); }
        .impact-mid { background: rgba(245,184,64,.15); color: var(--color-accent); }
        .impact-low { background: rgba(48,164,108,.15); color: var(--color-fall); }

        /* 终端特性 */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .feature-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            text-align: center;
            transition: border-color .2s, box-shadow .2s;
        }
        .feature-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }
        .feature-icon {
            font-size: 28px;
            color: var(--color-accent);
            margin-bottom: 12px;
        }
        .feature-title {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .feature-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        /* CTA 区域 */
        .cta-panel {
            background: var(--color-header);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 40px;
            text-align: center;
        }
        .cta-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-subtitle {
            color: var(--color-text-secondary);
            margin-bottom: 24px;
        }
        .cta-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-accent {
            background: var(--color-accent);
            color: #16181D;
            border: none;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            cursor: pointer;
            transition: background .2s, transform .2s;
            text-decoration: none;
            display: inline-block;
        }
        .btn-accent:hover {
            background: var(--color-accent-hover);
            color: #16181D;
            text-decoration: none;
            transform: translateY(-1px);
        }
        .btn-accent:active { transform: translateY(0); }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: border-color .2s, color .2s;
            text-decoration: none;
            display: inline-block;
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            text-decoration: none;
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-footer);
            border-top: 1px solid var(--color-border);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-grid h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--color-text-primary);
        }
        .footer-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            font-size: 13px;
            color: var(--color-text-secondary);
            text-decoration: none;
            transition: color .2s;
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding-top: 16px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .intro-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .sector-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .market-item {
                grid-template-columns: 1fr .6fr .8fr .8fr .8fr auto;
                gap: 8px;
            }
        }

        @media (max-width: 768px) {
            .nav-hamburger {
                display: flex;
            }
            .nav-menu {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-header);
                border-bottom: 1px solid var(--color-border);
                flex-direction: column;
                padding: 12px 16px;
                gap: 2px;
                display: none;
                z-index: 99;
            }
            .nav-menu.open { display: flex; }
            .nav-menu li { width: 100%; }
            .nav-menu li a {
                display: block;
                padding: 10px 14px;
            }
            .nav-search-btn {
                margin-left: auto;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .market-item {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 6px 12px;
            }
            .market-name { grid-column: span 2; }
            .market-code { grid-column: span 1; text-align: right; }
            .market-price, .market-change { grid-column: span 1; }
            .market-tag { grid-column: span 3; justify-self: start; }
            .sector-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .calendar-item {
                grid-template-columns: 70px 1fr;
                gap: 8px;
            }
            .calendar-impact {
                grid-column: span 2;
                justify-self: start;
            }
        }

        @media (max-width: 520px) {
            :root { --space-section: 36px; --nav-height: 56px; }
            .section { padding: var(--space-section) 0; }
            .market-item {
                grid-template-columns: 1fr 1fr;
                gap: 6px 10px;
            }
            .market-name { grid-column: span 1; }
            .market-code { grid-column: span 1; text-align: right; }
            .market-price, .market-change { grid-column: span 1; }
            .market-tag { grid-column: span 2; }
            .cta-panel { padding: 24px 16px; }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 360px) {
            .btn-accent, .btn-outline { width: 100%; text-align: center; }
            .cta-actions { gap: 8px; }
        }

/* roulang page: category3 */
:root {
            --color-bg: #0E1013;
            --color-surface: #1E2128;
            --color-surface-hover: #242832;
            --color-header: #16181D;
            --color-footer: #16181D;
            --color-border: #2A2E36;
            --color-text-primary: #F2F4F8;
            --color-text-secondary: #9AA3B2;
            --color-accent: #F5B840;
            --color-accent-hover: #F0A92E;
            --color-rise: #E5484D;
            --color-fall: #30A46C;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --shadow-base: 0 1px 2px rgba(0,0,0,.5);
            --shadow-hover: 0 8px 24px rgba(0,0,0,.35);
            --space-section: 72px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
            --max-width: 1200px;
            --nav-height: 64px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background: var(--color-bg);
            color: var(--color-text-primary);
            line-height: 1.7;
            font-size: 15px;
            min-height: 100vh;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--color-accent);
            text-decoration: none;
            transition: color .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease, transform .2s ease;
        }
        a:hover {
            color: var(--color-accent-hover);
            text-decoration: underline;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid rgba(245,184,64,.6);
            outline-offset: 2px;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 16px;
        }
        .section {
            padding: var(--space-section) 0;
        }
        .section--dark {
            background: var(--color-bg);
        }
        .section--panel {
            background: #131519;
        }
        .section--subtle {
            background: #111318;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--color-text-primary);
        }
        .section-lead {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .section-head-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
            margin-bottom: 28px;
        }
        .section-head-row .section-title {
            margin-bottom: 0;
        }
        .text-accent {
            color: var(--color-accent);
        }
        .text-rise {
            color: var(--color-rise);
        }
        .text-fall {
            color: var(--color-fall);
        }
        .text-secondary {
            color: var(--color-text-secondary);
        }
        /* Nav */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-header);
            border-bottom: 1px solid var(--color-border);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
        }
        .nav-logo {
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text-primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        .nav-logo .logo-mark {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--color-accent);
            color: #16181D;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .nav-menu li a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-radius: var(--radius-btn);
            transition: color .2s, background .2s;
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            color: var(--color-text-primary);
            background: rgba(255,255,255,.05);
            text-decoration: none;
        }
        .nav-menu li a.active {
            color: var(--color-accent);
            background: rgba(245,184,64,.08);
        }
        .nav-search-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            color: var(--color-text-primary);
            font-size: 14px;
            cursor: pointer;
            transition: border-color .2s, color .2s;
            white-space: nowrap;
        }
        .nav-search-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
        }
        .nav-hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: transform .25s, opacity .25s;
        }
        .nav-hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        /* Breadcrumb */
        .breadcrumb-section {
            padding: 28px 0 0;
            background: var(--color-bg);
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--color-text-secondary);
            transition: color .2s;
        }
        .breadcrumb-nav a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        .breadcrumb-nav .separator {
            color: #4A505C;
            user-select: none;
        }
        .breadcrumb-nav .current {
            color: var(--color-accent);
        }
        /* Category Header */
        .category-header {
            padding: 32px 0 48px;
            background: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
        }
        .category-header h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--color-text-primary);
        }
        .category-header .cat-desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 760px;
            line-height: 1.75;
        }
        /* Buttons */
        .btn-primary-action {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-accent);
            color: #16181D;
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: background .2s, transform .2s, box-shadow .2s;
            white-space: nowrap;
        }
        .btn-primary-action:hover {
            background: var(--color-accent-hover);
            color: #16181D;
            text-decoration: none;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-primary-action:active {
            transform: translateY(0);
            box-shadow: var(--shadow-base);
        }
        .btn-secondary-action {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-text-primary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            transition: border-color .2s, color .2s, transform .2s;
            white-space: nowrap;
        }
        .btn-secondary-action:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            text-decoration: none;
            transform: translateY(-1px);
        }
        /* Tool Cards */
        .tool-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            height: 100%;
            transition: border-color .2s, box-shadow .2s, background .2s;
            display: flex;
            flex-direction: column;
        }
        .tool-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
            background: var(--color-surface-hover);
            text-decoration: none;
        }
        .tool-card .tool-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(245,184,64,.12);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .tool-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .tool-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin-bottom: 16px;
            flex-grow: 1;
        }
        .tool-card .tool-link {
            font-size: 14px;
            color: var(--color-accent);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color .2s;
        }
        .tool-card .tool-link:hover {
            color: var(--color-accent-hover);
            text-decoration: none;
        }
        /* Device Adapt */
        .device-row {
            display: flex;
            flex-wrap: wrap;
            gap: 24px 40px;
            justify-content: center;
            align-items: center;
            padding: 24px 0;
        }
        .device-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            min-width: 130px;
            transition: border-color .2s, transform .2s;
        }
        .device-item:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }
        .device-item .device-icon {
            font-size: 32px;
            color: var(--color-accent);
            line-height: 1;
        }
        .device-item .device-name {
            font-size: 14px;
            color: var(--color-text-primary);
            font-weight: 500;
        }
        .device-item .device-desc {
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        /* Steps */
        .step-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 12px;
        }
        .step-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: border-color .2s, box-shadow .2s;
        }
        .step-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #16181D;
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 16px;
        }
        .step-item h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .step-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }
        /* Article Cards */
        .article-mini-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: border-color .2s, box-shadow .2s, background .2s;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .article-mini-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
            background: var(--color-surface-hover);
            text-decoration: none;
        }
        .article-mini-card .article-thumb {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: #2A2E36;
        }
        .article-mini-card .article-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        .article-mini-card .article-tag {
            font-size: 12px;
            color: var(--color-accent);
            background: rgba(245,184,64,.08);
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            display: inline-block;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .article-mini-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .article-mini-card .article-summary {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex-grow: 1;
            margin-bottom: 12px;
        }
        .article-mini-card .article-meta {
            font-size: 12px;
            color: var(--color-text-secondary);
            opacity: .8;
        }
        /* FAQ */
        .faq-list {
            border-top: 1px solid var(--color-border);
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            color: var(--color-text-primary);
            font-size: 15px;
            font-weight: 500;
            padding: 18px 0;
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color .2s;
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--color-text-secondary);
            flex-shrink: 0;
            transition: transform .25s, color .2s;
            font-weight: 300;
        }
        .faq-question:hover .faq-icon {
            color: var(--color-accent);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
        }
        .faq-answer p {
            padding: 0 0 18px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        /* CTA Bar */
        .cta-bar {
            background: var(--color-header);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            text-align: center;
        }
        .cta-bar h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .cta-bar p {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }
        .cta-bar .cta-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        /* Empty State */
        .empty-state {
            text-align: center;
            padding: 36px 20px;
            color: var(--color-text-secondary);
            font-size: 14px;
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            background: var(--color-surface);
        }
        /* Footer */
        .site-footer {
            background: var(--color-footer);
            border-top: 1px solid var(--color-border);
            padding: 48px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-grid h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 16px;
        }
        .footer-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            font-size: 13px;
            color: var(--color-text-secondary);
            transition: color .2s;
        }
        .footer-links a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding-top: 20px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 12px;
            color: var(--color-text-secondary);
            opacity: .7;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .step-list {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --space-section: 56px;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-menu {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--color-header);
                border-bottom: 1px solid var(--color-border);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px 20px;
                gap: 4px;
                display: none;
                z-index: 99;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                display: block;
                padding: 12px 14px;
                font-size: 15px;
            }
            .nav-search-btn {
                font-size: 13px;
                padding: 8px 12px;
            }
            .category-header h1 {
                font-size: 28px;
            }
            .section-title {
                font-size: 22px;
            }
            .step-list {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .device-row {
                gap: 12px;
            }
            .device-item {
                min-width: 110px;
                padding: 20px 16px;
            }
            .cta-bar {
                padding: 32px 20px;
            }
            .cta-bar h2 {
                font-size: 21px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 520px) {
            :root {
                --space-section: 36px;
                --nav-height: 56px;
            }
            .container {
                padding: 0 12px;
            }
            .nav-logo {
                font-size: 14px;
            }
            .nav-logo .logo-mark {
                width: 24px;
                height: 24px;
                font-size: 12px;
            }
            .category-header {
                padding: 24px 0 32px;
            }
            .category-header h1 {
                font-size: 24px;
            }
            .category-header .cat-desc {
                font-size: 14px;
            }
            .section-title {
                font-size: 20px;
            }
            .tool-card {
                padding: 20px 16px;
            }
            .tool-card h3 {
                font-size: 15px;
            }
            .btn-primary-action,
            .btn-secondary-action {
                width: 100%;
                justify-content: center;
            }
            .cta-actions {
                flex-direction: column;
            }
            .cta-actions .btn-primary-action,
            .cta-actions .btn-secondary-action {
                width: 100%;
            }
            .breadcrumb-nav {
                font-size: 12px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 0;
            }
        }