:root {
            /* Palette */
            --bg: #04140e;
            --surface: #0a2420;
            --surface-alt: #0d2e29;
            --accent: #34d399;
            --accent-hover: #10b981;
            --accent2: #fbbf24;
            --text: #effdf5;
            --muted: #8fb3a3;
            --border: #1a4239;

            /* Typography */
            --font-display: 'Montserrat', sans-serif;
            --font-body: 'Lora', serif;

            /* Layout */
            --container-width: 1024px;
            --spacing-sm: 0.5rem;
            --spacing-md: 1rem;
            --spacing-lg: 2rem;
            --spacing-xl: 4rem;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
        }

        /* Reset & Base */
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: var(--font-body);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        h1, h2, h3, .font-display { font-family: var(--font-display); }
        a { color: var(--accent); text-decoration: none; transition: color 0.2s ease; }
        a:hover { color: var(--accent-hover); }
        img { max-width: 100%; height: auto; display: block; }

        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-sm);
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 0.9rem;
            text-align: center;
            cursor: pointer;
            transition: all 0.2s ease;
            min-height: 44px;
            border: 2px solid transparent;
        }
        .btn-primary { background-color: var(--accent); color: #000; }
        .btn-primary:hover { background-color: var(--accent-hover); }
        .btn-secondary { background-color: transparent; color: var(--accent); border-color: var(--accent); }
        .btn-secondary:hover { background-color: rgba(52, 211, 153, 0.1); }
        .btn-outline { background-color: transparent; color: var(--text); border-color: var(--muted); }
        .btn-outline:hover { border-color: var(--text); background-color: rgba(255,255,255,0.05); }
        .btn-lg { padding: 1rem 2rem; font-size: 1rem; }

        /* Header (Exact Match CSS) */
        header {
            background-color: var(--surface);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .logo { display: flex; align-items: center; }
        .nav-links {
            display: none;
            gap: 1.5rem;
        }
        .nav-links a {
            font-family: var(--font-display);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text);
        }
        .nav-links a:hover { color: var(--accent); }
        .header-ctas { display: none; gap: 0.75rem; }
        .mobile-toggle {
            display: block;
            background: none;
            border: none;
            color: var(--text);
            font-size: 1.5rem;
            cursor: pointer;
            min-width: 44px;
            min-height: 44px;
        }

        /* Mobile Menu Active State */
        .header-inner.menu-open .nav-links {
            display: flex;
            flex-direction: column;
            position: absolute;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--surface);
            padding: var(--spacing-md);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 10px 20px rgba(0,0,0,0.5);
        }
        .header-inner.menu-open .header-ctas {
            display: flex;
            flex-direction: column;
            position: absolute;
            top: calc(70px + 240px); /* Adjust based on nav links height */
            left: 0;
            width: 100%;
            background-color: var(--surface);
            padding: var(--spacing-md);
            border-bottom: 1px solid var(--border);
        }

        /* Hero Section - The Table Vibe */
        .hero {
            position: relative;
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            background: radial-gradient(circle at 50% 0%, var(--surface-alt) 0%, var(--bg) 100%);
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-image: radial-gradient(var(--border) 1px, transparent 1px);
            background-size: 24px 24px;
            opacity: 0.1;
            pointer-events: none;
        }
        .breadcrumb {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: var(--spacing-md);
            position: relative;
        }
        .hero h1 {
            font-size: 2rem;
            line-height: 1.2;
            color: var(--accent);
            margin-bottom: var(--spacing-md);
            position: relative;
        }
        .meta-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: var(--spacing-lg);
            position: relative;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            background-color: rgba(251, 191, 36, 0.1);
            color: var(--accent2);
            border: 1px solid rgba(251, 191, 36, 0.2);
            border-radius: 50px;
            font-family: var(--font-display);
            font-size: 0.75rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .intro-block {
            background-color: var(--surface);
            border-left: 4px solid var(--accent);
            padding: var(--spacing-lg);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 1.1rem;
            color: var(--text);
            position: relative;
            box-shadow: 0 4px 20px rgba(0,0,0,0.3);
        }

        /* Content Sections */
        .content-section {
            padding: var(--spacing-lg) 0;
        }
        .content-section:nth-child(even) {
            background-color: rgba(10, 36, 32, 0.4); /* subtle surface alt */
        }
        .content-section h2 {
            font-size: 1.5rem;
            color: var(--text);
            margin-bottom: var(--spacing-md);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .content-section h2::before {
            content: '♦';
            color: var(--accent2);
            font-size: 1.2rem;
        }
        .content-section p {
            margin-bottom: var(--spacing-md);
            color: #d1e8de;
        }
        .content-section p:last-child {
            margin-bottom: 0;
        }

        /* Custom List for Rules */
        .rule-list {
            list-style: none;
            display: grid;
            gap: 1rem;
            margin-top: var(--spacing-md);
        }
        .rule-list li {
            background-color: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            position: relative;
            padding-left: 2.5rem;
            transition: transform 0.2s ease;
        }
        .rule-list li:hover {
            transform: translateY(-2px);
            border-color: var(--accent);
        }
        .rule-list li::before {
            content: '♠';
            position: absolute;
            left: 1rem;
            top: 1rem;
            color: var(--accent);
            font-size: 1.2rem;
            line-height: 1;
        }

        /* FAQ Section */
        .faq-section {
            padding: var(--spacing-xl) 0;
            background-color: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-section h2 {
            font-family: var(--font-display);
            font-size: 1.75rem;
            text-align: center;
            margin-bottom: var(--spacing-lg);
            color: var(--accent);
        }
        details {
            background-color: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            overflow: hidden;
        }
        summary {
            padding: 1rem 1.5rem;
            font-family: var(--font-display);
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: '+';
            color: var(--accent);
            font-size: 1.5rem;
            transition: transform 0.3s ease;
        }
        details[open] summary::after { transform: rotate(45deg); }
        details p {
            padding: 0 1.5rem 1.5rem;
            color: var(--muted);
            margin: 0;
        }

        /* Related Links */
        .related-section {
            padding: var(--spacing-lg) 0;
            text-align: center;
        }
        .related-section h3 {
            font-size: 1.2rem;
            margin-bottom: var(--spacing-md);
            color: var(--muted);
        }
        .link-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 0.75rem;
        }
        .link-cloud a {
            display: inline-block;
            padding: 0.5rem 1rem;
            background-color: var(--surface);
            border: 1px solid var(--border);
            border-radius: 50px;
            font-size: 0.85rem;
            color: var(--text);
            font-family: var(--font-display);
        }
        .link-cloud a:hover {
            background-color: var(--accent);
            color: #000;
            border-color: var(--accent);
        }

        /* Grand CTA */
        .grand-cta {
            padding: var(--spacing-xl) 0;
            background: linear-gradient(135deg, var(--surface) 0%, #06382b 100%);
            text-align: center;
            border-top: 2px solid var(--accent);
        }
        .grand-cta h2 {
            font-size: 2rem;
            color: var(--text);
            margin-bottom: var(--spacing-sm);
        }
        .grand-cta p {
            color: var(--muted);
            margin-bottom: var(--spacing-lg);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-buttons {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            justify-content: center;
            align-items: center;
        }

        /* Footer (Exact Match CSS) */
        footer {
            background-color: #020a07;
            padding: 3rem 0 1.5rem;
            border-top: 1px solid var(--border);
            font-family: var(--font-display);
        }
        .footer-top { text-align: center; margin-bottom: 2rem; }
        .footer-brand {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 0.5rem;
        }
        .footer-tagline { color: var(--muted); font-size: 0.9rem; font-family: var(--font-body); }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem 1.5rem;
            margin-bottom: 2rem;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        .footer-links a {
            color: var(--text);
            font-size: 0.85rem;
        }
        .footer-links a:hover { color: var(--accent); }
        .footer-bottom {
            text-align: center;
            color: var(--muted);
            font-size: 0.8rem;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 1.5rem;
        }

        /* Breakpoints */
        @media (min-width: 768px) {
            .hero h1 { font-size: 2.5rem; }
            .content-section h2 { font-size: 1.75rem; }
            .rule-list { grid-template-columns: repeat(2, 1fr); }
            .cta-buttons { flex-direction: row; }
        }

        @media (min-width: 1024px) {
            .nav-links { display: flex; }
            .header-ctas { display: flex; }
            .mobile-toggle { display: none; }
            .hero h1 { font-size: 3rem; }
            .intro-block { font-size: 1.2rem; padding: 2.5rem; }
            .content-section { padding: var(--spacing-xl) 0; }
        }


/* pipeline image & layout guards */
html, body { overflow-x: clip; }
img { max-width: 100%; height: auto; }
img.site-logo { height: 40px; width: auto; max-width: 240px; object-fit: contain; flex: none; }
header .logo a { display: inline-flex; align-items: center; flex: none; text-decoration: none; }
img.hero-visual { width: 100%; max-width: 560px; height: auto; object-fit: cover; border-radius: 16px; display: block; margin-inline: auto; }
img[class^="strip-"], img[class*=" strip-"] { width: 100%; height: auto; display: block; border-radius: 12px; object-fit: cover; }
/* 合规声明块（zb-disclaimer，全站 footer） */
.zb-disclaimer { margin-top: 18px !important; padding: 14px 0 0 0 !important; border-top: 1px solid rgba(128,128,128,.25) !important; font-size: .72rem !important; line-height: 1.7 !important; opacity: .85 !important; display: block !important; text-align: left !important; width: 100% !important; clear: both !important; }
.zb-disclaimer .zb-18 { display: inline-block !important; padding: 2px 10px !important; border: 1.5px solid currentColor !important; border-radius: 6px !important; font-weight: 800 !important; letter-spacing: 1px !important; margin: 0 0 10px 0 !important; font-size: .78rem !important; }
.zb-disclaimer p { display: block !important; margin: 5px 0 !important; padding: 0 !important; color: inherit !important; font-size: .72rem !important; line-height: 1.7 !important; }
.zb-disclaimer p:last-child { margin-bottom: 0 !important; }