:root {
            --bg: #170812;
            --surface: #2b1030;
            --accent: #f0c419;
            --accent2: #b565d8;
            --text: #fdf4ff;
            --muted: #b895b0;
            --font-display: 'Playfair Display', serif;
            --font-body: 'Inter', sans-serif;
            --container-max: 1200px;
            --content-max: 840px;
            --header-height: 70px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: var(--font-body);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        a:hover {
            color: var(--accent2);
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .content-container {
            width: 100%;
            max-width: var(--content-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: 4px;
            font-weight: 600;
            font-size: 0.95rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 44px;
            text-align: center;
        }

        .btn-primary {
            background-color: var(--accent);
            color: #000;
            border: 2px solid var(--accent);
        }

        .btn-primary:hover {
            background-color: transparent;
            color: var(--accent);
            box-shadow: 0 0 15px rgba(240, 196, 25, 0.3);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--accent2);
            border: 2px solid var(--accent2);
        }

        .btn-secondary:hover {
            background-color: var(--accent2);
            color: var(--bg);
        }

        /* Header (A1) Styling */
        header {
            background-color: rgba(23, 8, 18, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(181, 101, 216, 0.2);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            height: var(--header-height);
        }

        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
        }

        .brand-logo {
            font-family: var(--font-display);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--accent);
            text-transform: lowercase;
            letter-spacing: 1px;
        }

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

        .nav-links {
            display: none;
        }

        .nav-links a {
            color: var(--text);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 10px;
        }

        .nav-links a:hover {
            color: var(--accent);
        }

        .header-actions {
            display: none;
            gap: 15px;
        }

        .mobile-menu-btn {
            background: none;
            border: none;
            color: var(--accent);
            font-size: 1.8rem;
            cursor: pointer;
            display: block;
            padding: 5px;
            min-width: 44px;
            min-height: 44px;
        }

        .mobile-nav {
            position: absolute;
            top: var(--header-height);
            left: 0;
            width: 100%;
            background-color: var(--surface);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 15px;
            border-bottom: 1px solid var(--accent2);
            transform: translateY(-150%);
            transition: transform 0.3s ease-in-out;
            z-index: 999;
        }

        .mobile-nav.active {
            transform: translateY(0);
        }

        .mobile-nav a {
            color: var(--text);
            font-size: 1.1rem;
            padding: 10px 0;
            border-bottom: 1px solid rgba(184, 149, 176, 0.1);
        }

        .header-actions-mobile {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 10px;
        }

        @media (min-width: 1024px) {
            .mobile-menu-btn, .mobile-nav { display: none; }
            .nav-links { display: flex; gap: 20px; }
            .header-actions { display: flex; }
        }

        /* Hero Banner */
        .hero-banner {
            padding: 140px 20px 60px;
            background: radial-gradient(circle at top, rgba(181, 101, 216, 0.15) 0%, var(--bg) 70%);
            text-align: center;
            border-bottom: 1px solid rgba(240, 196, 25, 0.1);
            position: relative;
        }

        .hero-banner::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; height: 100%;
            background: linear-gradient(180deg, rgba(43, 16, 48, 0.3) 0%, transparent 100%);
            z-index: -1;
        }

        .breadcrumb {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 20px;
            font-weight: 500;
            letter-spacing: 0.5px;
        }

        h1 {
            font-family: var(--font-display);
            font-size: clamp(2rem, 5vw, 3.5rem);
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 20px;
            font-weight: 700;
            text-shadow: 0 4px 20px rgba(240, 196, 25, 0.2);
        }

        .meta-chips {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }

        .chip {
            background-color: rgba(43, 16, 48, 0.6);
            border: 1px solid var(--accent2);
            color: var(--muted);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
        }

        .intro-quote {
            font-family: var(--font-display);
            font-size: clamp(1.1rem, 2vw, 1.3rem);
            color: var(--text);
            line-height: 1.8;
            font-style: italic;
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            padding: 0 20px;
        }

        /* Main Content */
        .article-content {
            padding: 60px 0;
        }

        .content-section {
            margin-bottom: 50px;
        }

        h2 {
            font-family: var(--font-display);
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            color: var(--accent2);
            margin-bottom: 24px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        h2::before {
            content: '♦';
            color: var(--accent);
            font-size: 1.2rem;
        }

        .content-section p {
            margin-bottom: 20px;
            color: rgba(253, 244, 255, 0.9);
            font-size: 1.05rem;
        }

        .content-section a {
            border-bottom: 1px dotted var(--accent);
            padding-bottom: 2px;
        }

        .content-section a:hover {
            border-bottom-style: solid;
        }

        /* Custom List / Cards */
        .bet-list-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin: 30px 0;
        }

        @media (min-width: 768px) {
            .bet-list-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        .bet-card {
            background-color: var(--surface);
            border: 1px solid rgba(181, 101, 216, 0.3);
            border-radius: 8px;
            padding: 24px;
            position: relative;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .bet-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            border-color: var(--accent);
        }

        .bet-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0;
            width: 4px;
            height: 100%;
            background-color: var(--accent);
        }

        .bet-card-title {
            font-family: var(--font-display);
            color: var(--accent);
            font-size: 1.2rem;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .bet-card-desc {
            font-size: 0.95rem;
            color: var(--muted);
            margin-bottom: 0 !important;
        }

        /* FAQ Section */
        .faq-section {
            background-color: var(--surface);
            padding: 60px 0;
            border-top: 1px solid rgba(240, 196, 25, 0.1);
            border-bottom: 1px solid rgba(240, 196, 25, 0.1);
        }

        .faq-container {
            max-width: var(--content-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .faq-title {
            text-align: center;
            justify-content: center;
            margin-bottom: 40px;
        }

        .faq-title::before { display: none; }

        details {
            background-color: var(--bg);
            border: 1px solid rgba(181, 101, 216, 0.2);
            border-radius: 6px;
            margin-bottom: 15px;
            overflow: hidden;
        }

        summary {
            padding: 20px;
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            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[open] summary {
            border-bottom: 1px solid rgba(181, 101, 216, 0.2);
            color: var(--accent);
        }

        details p {
            padding: 20px;
            color: var(--muted);
            margin: 0;
        }

        /* Related Links */
        .related-links {
            padding: 60px 0;
            text-align: center;
        }

        .related-links h3 {
            font-family: var(--font-display);
            color: var(--text);
            margin-bottom: 30px;
            font-size: 1.5rem;
        }

        .nav-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
        }

        .nav-tags a {
            background-color: var(--surface);
            border: 1px solid rgba(253, 244, 255, 0.1);
            padding: 10px 20px;
            border-radius: 30px;
            font-size: 0.9rem;
            color: var(--muted);
            transition: all 0.3s ease;
        }

        .nav-tags a:hover {
            border-color: var(--accent);
            color: var(--accent);
            background-color: rgba(240, 196, 25, 0.05);
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--surface) 0%, #1a0a1d 100%);
            padding: 80px 20px;
            text-align: center;
            border-top: 2px solid var(--accent);
        }

        .cta-title {
            font-family: var(--font-display);
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            color: var(--accent);
            margin-bottom: 20px;
        }

        .cta-desc {
            color: var(--text);
            font-size: 1.1rem;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        /* Footer (A2) Styling */
        footer {
            background-color: #0d040a;
            padding: 60px 0 20px;
            border-top: 1px solid rgba(181, 101, 216, 0.2);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

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

        .footer-brand h2 {
            font-family: var(--font-display);
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 15px;
            text-transform: lowercase;
        }

        .footer-brand h2::before { display: none; }

        .footer-brand p {
            color: var(--muted);
            font-size: 0.95rem;
            max-width: 300px;
        }

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

        .footer-links-group a {
            color: var(--muted);
            font-size: 0.95rem;
        }

        .footer-links-group a:hover {
            color: var(--accent);
            padding-left: 5px;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(253, 244, 255, 0.1);
            color: rgba(184, 149, 176, 0.6);
            font-size: 0.85rem;
        }


/* 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; }