:root {
            /* Palette Midnight-Orchid */
            --bg: #0c0614;
            --surface: #1a0f28;
            --surface-hover: #26163a;
            --accent: #c084fc;
            --accent-glow: rgba(192, 132, 252, 0.4);
            --accent2: #f472b6;
            --text: #faf5ff;
            --muted: #ab93b0;
            --border: rgba(192, 132, 252, 0.15);

            /* Typography */
            --font-display: 'Bebas Neue', sans-serif;
            --font-body: 'Sora', sans-serif;

            /* Layout */
            --container-max: 1200px;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --spacing-xl: 6rem;
        }

        /* 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;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--accent); text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: var(--accent2); }
        h1, h2, h3, .font-display { font-family: var(--font-display); font-weight: 400; letter-spacing: 1px; }
        .container { max-width: var(--container-max); margin: 0 auto; padding: 0 20px; }

        /* Buttons */
        .btn {
            display: inline-flex; justify-content: center; align-items: center;
            padding: 12px 24px; border-radius: 4px; font-weight: 600; text-transform: uppercase;
            font-family: var(--font-display); letter-spacing: 1px; font-size: 1.1rem;
            transition: all 0.3s ease; cursor: pointer; min-height: 44px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            color: var(--bg); border: none;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 15px var(--accent-glow);
            color: var(--bg);
        }
        .btn-secondary {
            background: transparent; color: var(--text);
            border: 1px solid var(--accent);
        }
        .btn-secondary:hover {
            background: rgba(192, 132, 252, 0.1);
            border-color: var(--accent2); color: var(--accent2);
        }

        /* HEADER (Scoped & Styled to match brand) */
        header {
            background: rgba(12, 6, 20, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            position: sticky; top: 0; z-index: 100;
        }
        .header-inner { display: flex; justify-content: space-between; align-items: center; height: 70px; }
        .brand-logo { font-family: var(--font-display); font-size: 2rem; color: var(--text); letter-spacing: 2px; }
        .nav-links { display: flex; gap: 20px; }
        .nav-links a { color: var(--text); font-size: 0.9rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
        .nav-links a:hover { color: var(--accent); }
        .header-ctas { display: flex; gap: 10px; }
        .header-ctas .btn { padding: 8px 16px; font-size: 1rem; }
        .mobile-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.5rem; cursor: pointer; min-width: 44px; min-height: 44px; }

        @media (max-width: 1024px) {
            .nav-links { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--surface); flex-direction: column; padding: 20px; border-bottom: 1px solid var(--border); }
            .nav-links.active { display: flex; }
            .header-ctas { display: none; }
            .mobile-toggle { display: block; }
        }

        /* HERO BANNER - Blackjack Specific */
        .hero-blackjack {
            position: relative;
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            background: radial-gradient(circle at 80% 20%, rgba(192, 132, 252, 0.15) 0%, transparent 40%),
                        radial-gradient(circle at 20% 80%, rgba(244, 114, 182, 0.1) 0%, transparent 40%);
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }
        .hero-blackjack::after {
            content: ''; position: absolute; top: 0; right: 0; bottom: 0; left: 0;
            background: linear-gradient(180deg, transparent 0%, var(--bg) 100%);
            pointer-events: none;
        }
        .hero-content { position: relative; z-index: 2; max-width: 800px; }

        .breadcrumb {
            font-size: 0.85rem; color: var(--muted); margin-bottom: 1.5rem;
            display: inline-block; padding: 6px 12px; background: rgba(26, 15, 40, 0.6);
            border-radius: 20px; border: 1px solid var(--border);
        }

        .hero-title {
            font-size: clamp(3rem, 6vw, 5rem);
            line-height: 1.1; margin-bottom: 1.5rem;
            background: linear-gradient(to right, var(--text), var(--accent2));
            -webkit-background-clip: text; -webkit-text-fill-color: transparent;
        }

        .meta-chips { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 2rem; }
        .chip {
            font-size: 0.85rem; font-weight: 600; color: var(--accent);
            padding: 6px 14px; border-radius: 4px;
            background: rgba(192, 132, 252, 0.1); border: 1px solid rgba(192, 132, 252, 0.2);
            display: inline-flex; align-items: center; gap: 6px;
        }

        /* MAIN CONTENT AREA */
        .main-article { padding: var(--spacing-lg) 0; }

        /* Intro Blockquote */
        .intro-block {
            font-size: 1.15rem; color: var(--text);
            padding: 2rem; margin-bottom: var(--spacing-lg);
            background: var(--surface); border-left: 4px solid var(--accent);
            border-radius: 0 8px 8px 0; box-shadow: 0 10px 30px rgba(0,0,0,0.3);
            position: relative;
        }
        .intro-block::before {
            content: '"'; position: absolute; top: -10px; left: 10px;
            font-family: var(--font-display); font-size: 4rem; color: rgba(192, 132, 252, 0.1);
            line-height: 1;
        }

        /* Content Grid */
        .content-grid {
            display: grid; grid-template-columns: 1fr; gap: var(--spacing-md);
            margin-bottom: var(--spacing-lg);
        }
        @media (min-width: 768px) {
            .content-grid { grid-template-columns: repeat(2, 1fr); }
            .content-grid .full-width { grid-column: 1 / -1; }
        }

        .content-card {
            background: var(--surface); padding: 2.5rem; border-radius: 12px;
            border: 1px solid var(--border); transition: transform 0.3s ease, border-color 0.3s ease;
            position: relative; overflow: hidden;
        }
        .content-card:hover { border-color: var(--accent); transform: translateY(-3px); }

        /* Decorative Card Suit Watermarks */
        .card-spade::after { content: '♠'; position: absolute; bottom: -20px; right: -10px; font-size: 8rem; color: rgba(255,255,255,0.02); pointer-events: none; line-height: 1; }
        .card-heart::after { content: '♥'; position: absolute; bottom: -20px; right: -10px; font-size: 8rem; color: rgba(244, 114, 182, 0.03); pointer-events: none; line-height: 1; }
        .card-diamond::after { content: '♦'; position: absolute; top: -20px; right: -10px; font-size: 8rem; color: rgba(244, 114, 182, 0.03); pointer-events: none; line-height: 1; }
        .card-club::after { content: '♣'; position: absolute; top: -20px; right: -10px; font-size: 8rem; color: rgba(255,255,255,0.02); pointer-events: none; line-height: 1; }

        .content-card h2 {
            font-size: 2rem; color: var(--accent); margin-bottom: 1.5rem;
            display: flex; align-items: center; gap: 10px;
        }
        .content-card p { color: var(--muted); margin-bottom: 1.2rem; }
        .content-card p:last-child { margin-bottom: 0; }

        .content-card a { font-weight: 600; border-bottom: 1px dashed var(--accent); padding-bottom: 2px; }
        .content-card a:hover { border-bottom-style: solid; color: var(--accent2); border-color: var(--accent2); }

        /* Custom Strategy List */
        .strategy-list { list-style: none; margin-top: 1.5rem; }
        .strategy-list li {
            position: relative; padding-left: 35px; margin-bottom: 1rem;
            color: var(--text); background: rgba(0,0,0,0.2);
            padding: 12px 15px 12px 45px; border-radius: 6px;
        }
        .strategy-list li::before {
            content: '✓'; position: absolute; left: 15px; top: 12px;
            color: var(--bg); background: var(--accent);
            width: 20px; height: 20px; border-radius: 50%;
            display: flex; justify-content: center; align-items: center;
            font-size: 0.8rem; font-weight: bold;
        }

        /* Live Casino Highlight */
        .highlight-card {
            background: linear-gradient(145deg, var(--surface), #2a1b3d);
            border: 1px solid var(--accent); box-shadow: 0 0 20px rgba(192, 132, 252, 0.1);
        }
        .highlight-card h2 { color: var(--accent2); }

        /* FAQ Section */
        .faq-section { margin: var(--spacing-lg) 0; }
        .faq-section h2 { font-size: 2.5rem; text-align: center; margin-bottom: 2rem; color: var(--text); }
        .faq-wrapper { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; }
        details {
            background: var(--surface); border: 1px solid var(--border);
            border-radius: 8px; overflow: hidden; transition: all 0.3s ease;
        }
        details[open] { border-color: var(--accent); box-shadow: 0 5px 15px rgba(0,0,0,0.2); }
        summary {
            padding: 1.2rem 1.5rem; font-weight: 600; cursor: pointer;
            list-style: none; display: flex; justify-content: space-between; align-items: center;
            color: var(--text); font-size: 1.1rem; min-height: 44px;
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: '+'; font-family: var(--font-display); font-size: 1.5rem;
            color: var(--accent); transition: transform 0.3s ease;
        }
        details[open] summary::after { transform: rotate(45deg); color: var(--accent2); }
        details p { padding: 0 1.5rem 1.5rem; color: var(--muted); margin: 0; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 1rem; }

        /* Related Links Grid */
        .related-section { margin: var(--spacing-lg) 0; padding-top: var(--spacing-lg); border-top: 1px solid var(--border); }
        .related-section h2 { font-size: 2rem; margin-bottom: 1.5rem; text-align: center; }
        .related-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem;
        }
        .related-link {
            display: flex; align-items: center; justify-content: center; text-align: center;
            background: var(--surface); padding: 1.2rem; border-radius: 8px;
            border: 1px solid var(--border); color: var(--text); font-weight: 600;
            transition: all 0.3s ease; min-height: 60px;
        }
        .related-link:hover {
            background: var(--surface-hover); border-color: var(--accent);
            color: var(--accent); transform: translateY(-2px);
        }

        /* Grand CTA */
        .grand-cta {
            margin: var(--spacing-xl) 0 var(--spacing-lg);
            padding: 4rem 2rem; border-radius: 16px; text-align: center;
            background: linear-gradient(45deg, #1a0f28 0%, #2a1b3d 50%, #1a0f28 100%);
            border: 1px solid var(--accent); position: relative; overflow: hidden;
            box-shadow: 0 20px 40px rgba(0,0,0,0.5);
        }
        .grand-cta::before {
            content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
            background: radial-gradient(circle, rgba(192, 132, 252, 0.1) 0%, transparent 60%);
            animation: rotate 20s linear infinite; pointer-events: none;
        }
        @keyframes rotate { 100% { transform: rotate(360deg); } }
        .grand-cta h2 { font-size: 3rem; margin-bottom: 1rem; position: relative; z-index: 2; }
        .grand-cta p { font-size: 1.1rem; color: var(--muted); margin-bottom: 2rem; max-width: 600px; margin-left: auto; margin-right: auto; position: relative; z-index: 2; }
        .cta-buttons { display: flex; justify-content: center; gap: 1rem; position: relative; z-index: 2; flex-wrap: wrap; }

        /* FOOTER (Scoped & Styled) */
        footer { background: #08040d; border-top: 1px solid var(--border); padding: 4rem 0 2rem; margin-top: auto; }
        .footer-grid { display: grid; grid-template-columns: 1fr; gap: 3rem; margin-bottom: 3rem; }
        @media (min-width: 768px) { .footer-grid { grid-template-columns: 1fr 2fr; } }
        .footer-brand h2 { font-size: 2.5rem; color: var(--text); margin-bottom: 1rem; letter-spacing: 2px; }
        .footer-brand p { color: var(--muted); max-width: 300px; }
        .footer-links h3 { font-size: 1.5rem; color: var(--text); margin-bottom: 1.5rem; }
        .footer-links ul { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
        .footer-links a { color: var(--muted); font-size: 0.9rem; }
        .footer-links a:hover { color: var(--accent); padding-left: 5px; }
        .footer-bottom { text-align: center; color: rgba(171, 147, 176, 0.5); font-size: 0.85rem; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 2rem; }


/* 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; }