:root {
            --bg: #120616;
            --surface: #241028;
            --surface-hover: #321738;
            --accent: #e9b949;
            --accent-hover: #fcd34d;
            --accent2: #c084fc;
            --emerald: #10b981;
            --text: #faf5ff;
            --muted: #ab93b0;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
        }

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

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

        h1, h2, h3, .brand, .btn, .footer-brand, summary {
            font-family: 'Bebas Neue', sans-serif;
            letter-spacing: 1px;
            font-weight: normal;
        }

        /* HEADER (A1) */
        header {
            background-color: rgba(18, 6, 22, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--surface);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            padding: 16px 20px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .brand {
            font-size: 2rem;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
            min-height: 44px;
        }

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

        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
        }

        .btn-secondary {
            background: var(--surface);
            color: var(--text);
            border: 1px solid var(--accent2);
        }

        .btn-secondary:hover {
            background: var(--accent2);
            color: #fff;
            transform: translateY(-2px);
        }

        .menu-toggle {
            background: none;
            border: none;
            color: var(--text);
            font-size: 1.5rem;
            cursor: pointer;
            min-width: 44px;
            min-height: 44px;
            display: block;
        }

        .nav-links a {
            color: var(--text);
            text-decoration: none;
            font-family: 'Bebas Neue', sans-serif;
            font-size: 1.1rem;
            letter-spacing: 1px;
            transition: color 0.3s;
        }

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

        @media (max-width: 1023px) {
            .nav-links, .header-ctas {
                display: none;
                width: 100%;
                flex-direction: column;
                text-align: center;
                gap: 16px;
            }
            .nav-links {
                order: 3;
                padding: 20px 0 10px;
                border-top: 1px solid var(--surface-hover);
                margin-top: 16px;
            }
            .header-ctas {
                order: 4;
                padding: 10px 0 20px;
            }
            .nav-links.show, .header-ctas.show {
                display: flex;
            }
        }

        @media (min-width: 1024px) {
            .nav-links {
                display: flex;
                gap: 24px;
            }
            .header-ctas {
                display: flex;
                gap: 12px;
            }
            .menu-toggle {
                display: none;
            }
        }

        /* HERO & BREADCRUMB */
        .hero {
            padding: 60px 20px;
            text-align: center;
            background: radial-gradient(circle at 50% 0%, var(--surface) 0%, var(--bg) 100%);
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(192, 132, 252, 0.1);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -100px;
            left: -100px;
            width: 300px;
            height: 300px;
            background: var(--accent2);
            filter: blur(100px);
            opacity: 0.15;
            border-radius: 50%;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            background: var(--emerald);
            filter: blur(100px);
            opacity: 0.1;
            border-radius: 50%;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
        }

        .breadcrumb {
            font-size: 0.875rem;
            color: var(--muted);
            margin-bottom: 24px;
            display: inline-block;
            background: rgba(36, 16, 40, 0.6);
            padding: 8px 20px;
            border-radius: 30px;
            border: 1px solid rgba(255,255,255,0.05);
        }

        .breadcrumb a {
            color: var(--accent2);
            text-decoration: none;
            transition: color 0.3s;
        }

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

        h1 {
            font-size: 2.5rem;
            color: var(--text);
            margin-bottom: 24px;
            line-height: 1.1;
            text-shadow: 0 4px 20px rgba(0,0,0,0.5);
        }

        @media (min-width: 768px) {
            h1 { font-size: 3.5rem; }
        }

        .meta-chips {
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .chip {
            background: var(--surface);
            border: 1px solid rgba(192, 132, 252, 0.3);
            color: var(--accent);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.875rem;
            display: flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        }

        .chip::before {
            content: '✦';
            color: var(--emerald);
        }

        /* MAIN CONTENT AREA */
        .content-area {
            padding: 40px 20px 80px;
            max-width: 840px;
            margin: 0 auto;
        }

        .intro-box {
            background: linear-gradient(135deg, var(--surface) 0%, rgba(36,16,40,0.2) 100%);
            border-left: 4px solid var(--accent);
            padding: 24px 32px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin-bottom: 48px;
            font-size: 1.1rem;
            color: var(--text);
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            position: relative;
        }

        .intro-box::after {
            content: '”';
            position: absolute;
            bottom: -20px;
            right: 20px;
            font-family: 'Bebas Neue', sans-serif;
            font-size: 6rem;
            color: rgba(233, 185, 73, 0.1);
            line-height: 1;
        }

        .content-section {
            margin-bottom: 40px;
            background: var(--surface);
            padding: 32px;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(192, 132, 252, 0.1);
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            position: relative;
            overflow: hidden;
            transition: transform 0.3s ease;
        }

        .content-section:hover {
            transform: translateY(-2px);
            border-color: rgba(192, 132, 252, 0.3);
        }

        .content-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 150px;
            height: 150px;
            background: radial-gradient(circle, var(--emerald) 0%, transparent 70%);
            opacity: 0.03;
            pointer-events: none;
        }

        .section-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--accent2);
            color: #fff;
            border-radius: 50%;
            font-family: 'Bebas Neue', sans-serif;
            font-size: 1.2rem;
            margin-right: 12px;
            box-shadow: 0 0 15px rgba(192, 132, 252, 0.4);
        }

        h2 {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            line-height: 1.2;
        }

        p {
            margin-bottom: 16px;
            color: var(--muted);
        }

        p:last-child {
            margin-bottom: 0;
        }

        p a {
            color: var(--accent);
            text-decoration: none;
            border-bottom: 1px dashed var(--accent);
            transition: all 0.3s;
            font-weight: 600;
        }

        p a:hover {
            color: var(--text);
            border-bottom-color: var(--text);
            background: rgba(233, 185, 73, 0.1);
        }

        /* CUSTOM LIST */
        .tips-list {
            list-style: none;
            padding-left: 0;
            margin-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .tips-list li {
            position: relative;
            color: var(--text);
            background: rgba(18, 6, 22, 0.6);
            padding: 16px 16px 16px 52px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255,255,255,0.03);
            transition: background 0.3s;
        }

        .tips-list li:hover {
            background: rgba(18, 6, 22, 0.9);
        }

        .tips-list li::before {
            content: '✓';
            position: absolute;
            left: 16px;
            top: 16px;
            width: 24px;
            height: 24px;
            background: var(--emerald);
            color: #000;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: bold;
            box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
        }

        /* FAQ SECTION */
        .faq-section {
            margin-top: 60px;
        }

        .faq-section h2 {
            justify-content: center;
            font-size: 2.5rem;
            margin-bottom: 32px;
        }

        .faq-section h2 .section-badge {
            display: none;
        }

        details {
            background: var(--surface);
            border: 1px solid rgba(192, 132, 252, 0.15);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            transition: all 0.3s;
            overflow: hidden;
        }

        details:hover {
            border-color: var(--accent2);
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
        }

        summary {
            padding: 20px 24px;
            font-size: 1.3rem;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            letter-spacing: 1px;
            background: rgba(255,255,255,0.02);
        }

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

        summary::after {
            content: '+';
            color: var(--accent);
            font-size: 1.8rem;
            transition: transform 0.3s;
            line-height: 1;
        }

        details[open] summary {
            background: rgba(192, 132, 252, 0.05);
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }

        details[open] summary::after {
            content: '−';
            color: var(--accent2);
        }

        details p {
            padding: 20px 24px;
            color: var(--muted);
            margin: 0;
            background: var(--surface);
        }

        /* RELATED LINKS */
        .related-links {
            margin-top: 60px;
            text-align: center;
            padding: 40px 20px;
            background: rgba(36, 16, 40, 0.4);
            border-radius: var(--radius-lg);
            border: 1px dashed rgba(233, 185, 73, 0.3);
        }

        .related-links h3 {
            font-size: 1.8rem;
            color: var(--text);
            margin-bottom: 24px;
        }

        .tags-container {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .tags-container a {
            display: inline-block;
            padding: 12px 24px;
            background: var(--bg);
            border: 1px solid var(--accent);
            border-radius: 30px;
            color: var(--accent);
            text-decoration: none;
            font-family: 'Bebas Neue', sans-serif;
            font-size: 1.1rem;
            letter-spacing: 1px;
            transition: all 0.3s;
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        }

        .tags-container a:hover {
            background: var(--accent);
            color: #000;
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(233, 185, 73, 0.4);
        }

        /* CTA BLOCK */
        .cta-block {
            margin-top: 60px;
            background: linear-gradient(135deg, #3a1c42 0%, var(--surface) 100%);
            padding: 48px 24px;
            border-radius: var(--radius-lg);
            text-align: center;
            border: 2px solid var(--accent2);
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(233,185,73,0.1) 0%, transparent 60%);
            animation: spin 15s linear infinite;
            pointer-events: none;
        }

        @keyframes spin {
            100% { transform: rotate(360deg); }
        }

        .cta-block h2 {
            justify-content: center;
            color: var(--text);
            font-size: 2.8rem;
            margin-bottom: 16px;
            z-index: 2;
            position: relative;
            text-shadow: 0 2px 10px rgba(0,0,0,0.5);
        }

        .cta-block h2 .section-badge { display: none; }

        .cta-block p {
            color: var(--muted);
            margin-bottom: 32px;
            z-index: 2;
            position: relative;
            font-size: 1.1rem;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            z-index: 2;
            position: relative;
            flex-wrap: wrap;
        }

        .cta-actions .btn {
            min-width: 160px;
            font-size: 1.2rem;
            padding: 14px 32px;
        }

        /* FOOTER (A2) */
        footer {
            background: #0a030c;
            padding: 60px 20px 30px;
            text-align: center;
            border-top: 1px solid var(--surface);
        }

        .footer-brand {
            font-size: 2.5rem;
            color: var(--accent);
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .footer-tagline {
            color: var(--muted);
            max-width: 600px;
            margin: 0 auto 30px;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px 24px;
            margin-bottom: 40px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .footer-links a {
            color: var(--text);
            text-decoration: none;
            transition: color 0.3s;
            font-size: 0.9rem;
        }

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

        .copyright {
            color: #66586b;
            font-size: 0.875rem;
        }


/* 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; }