:root {
            --bg: #0a0726;
            --surface: #171238;
            --accent: #fbbf24;
            --accent2: #818cf8;
            --text: #f2f0ff;
            --muted: #a5a1c9;
            --font-display: 'Bebas Neue', sans-serif;
            --font-body: 'Sora', sans-serif;
        }

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

        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: var(--font-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a { color: var(--accent); text-decoration: none; transition: all 0.3s ease; }
        a:hover { color: var(--accent2); }

        h1, h2, h3, .brand {
            font-family: var(--font-display);
            letter-spacing: 1px;
            font-weight: normal;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* --- HEADER (As per constraints) --- */
        header {
            background: rgba(10, 7, 38, 0.95);
            backdrop-filter: blur(12px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(251, 191, 36, 0.15);
        }
        .header-inner { display: flex; justify-content: space-between; align-items: center; height: 80px; }
        .brand { font-size: 2.2rem; color: var(--accent); text-transform: uppercase; }
        nav ul { display: flex; list-style: none; gap: 24px; }
        nav a { color: var(--text); font-size: 0.9rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
        nav a:hover { color: var(--accent); }
        .header-actions { display: flex; gap: 12px; }
        .btn {
            display: inline-flex; align-items: center; justify-content: center;
            padding: 0 24px; border-radius: 4px; font-weight: 600; cursor: pointer;
            border: none; font-family: var(--font-body); font-size: 0.9rem;
            min-height: 44px; text-transform: uppercase; letter-spacing: 0.5px;
            transition: all 0.3s ease;
        }
        .btn-primary { background: var(--accent); color: #000; box-shadow: 0 4px 15px rgba(251, 191, 36, 0.2); }
        .btn-primary:hover { background: #fcd34d; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(251, 191, 36, 0.3); }
        .btn-secondary { background: transparent; border: 1px solid var(--accent); color: var(--accent); }
        .btn-secondary:hover { background: rgba(251, 191, 36, 0.1); }
        .mobile-toggle { display: none; background: none; border: none; color: var(--accent); font-size: 1.8rem; cursor: pointer; min-height: 44px; min-width: 44px; }
        .mobile-menu { display: none; background: var(--surface); padding: 20px; flex-direction: column; gap: 15px; border-bottom: 1px solid rgba(251, 191, 36, 0.2); }
        .mobile-menu.active { display: flex; }
        .mobile-menu a:not(.btn) { color: var(--text); font-weight: 600; padding: 10px 0; border-bottom: 1px solid rgba(165, 161, 201, 0.1); }

        @media (max-width: 1024px) {
            nav, .header-actions { display: none; }
            .mobile-toggle { display: block; }
        }

        /* --- HERO BANNER --- */
        .hero {
            padding: 80px 0 120px;
            position: relative;
            overflow: hidden;
            background: radial-gradient(circle at top right, #1e184a 0%, var(--bg) 70%);
            border-bottom: 1px solid rgba(251,191,36,0.1);
        }
        /* Motif: Gold Bar Stack Abstract */
        .hero::before {
            content: ''; position: absolute; right: -5%; top: 10%; width: 400px; height: 400px;
            background: repeating-linear-gradient(45deg, transparent, transparent 15px, rgba(251,191,36,0.03) 15px, rgba(251,191,36,0.03) 30px);
            z-index: 0; border-radius: 20px; transform: rotate(-15deg);
        }
        .hero::after {
            content: ''; position: absolute; left: -10%; bottom: -20%; width: 300px; height: 300px;
            background: repeating-linear-gradient(-45deg, transparent, transparent 10px, rgba(129, 140, 248, 0.03) 10px, rgba(129, 140, 248, 0.03) 20px);
            z-index: 0; border-radius: 50%;
        }
        .hero .container { position: relative; z-index: 1; text-align: center; }

        .breadcrumb {
            font-size: 0.85rem; color: var(--muted); margin-bottom: 24px;
            display: inline-block; padding: 6px 16px; background: rgba(23, 18, 56, 0.8);
            border-radius: 30px; border: 1px solid rgba(165, 161, 201, 0.2);
            text-transform: uppercase; letter-spacing: 0.5px;
        }
        .hero h1 {
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            color: var(--accent);
            margin-bottom: 20px;
            text-shadow: 0 4px 20px rgba(0,0,0,0.6);
            line-height: 1.1;
        }
        .meta-chips {
            display: flex; justify-content: center; gap: 12px; flex-wrap: wrap;
        }
        .chip {
            display: inline-flex; align-items: center; gap: 8px;
            background: rgba(129, 140, 248, 0.1); padding: 6px 14px;
            border-radius: 4px; border: 1px solid rgba(129, 140, 248, 0.2);
            font-size: 0.85rem; color: var(--text); font-weight: 300;
        }

        /* --- LOGIN FORM MOCKUP --- */
        .login-section {
            padding: 0 20px;
            margin-top: -80px;
            position: relative;
            z-index: 10;
        }
        .login-box {
            max-width: 480px; margin: 0 auto;
            background: var(--surface); padding: 40px;
            border-radius: 12px; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.7);
            border: 1px solid rgba(251, 191, 36, 0.2);
            position: relative; overflow: hidden;
        }
        .login-box::before {
            content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
            background: linear-gradient(90deg, var(--accent2), var(--accent));
        }
        .login-box h2 {
            text-align: center; font-size: 2.2rem; margin-bottom: 30px; color: var(--text);
        }
        .form-group { margin-bottom: 20px; }
        .form-group label {
            display: block; margin-bottom: 8px; font-size: 0.9rem; color: var(--muted);
            text-transform: uppercase; letter-spacing: 0.5px;
        }
        .form-control {
            width: 100%; padding: 14px 16px; background: rgba(10, 7, 38, 0.6);
            border: 1px solid rgba(165, 161, 201, 0.2); border-radius: 6px;
            color: var(--text); font-family: var(--font-body); font-size: 1rem;
            outline: none; transition: all 0.3s ease;
        }
        .form-control:focus {
            border-color: var(--accent); background: var(--bg);
            box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.15);
        }
        .login-btn-large {
            width: 100%; padding: 16px; font-size: 1.1rem; margin-top: 10px;
            border-radius: 6px;
        }
        .login-help {
            display: flex; justify-content: space-between; margin-top: 20px;
            font-size: 0.85rem; color: var(--muted);
        }
        .login-help a { color: var(--accent2); font-weight: 600; }

        /* --- ARTICLE CONTENT --- */
        .article-content { padding: 80px 0 40px; }
        .article-inner { max-width: 800px; margin: 0 auto; }

        .intro-text {
            font-size: 1.1rem; line-height: 1.8; color: var(--text);
            margin-bottom: 50px; padding: 30px;
            background: linear-gradient(90deg, rgba(23, 18, 56, 0.8) 0%, rgba(23, 18, 56, 0.2) 100%);
            border-left: 4px solid var(--accent); border-radius: 0 12px 12px 0;
        }

        .content-section { margin-bottom: 50px; }
        .content-section h2 {
            font-size: 2.2rem; color: var(--text); margin-bottom: 24px;
            padding-bottom: 10px; border-bottom: 1px solid rgba(165, 161, 201, 0.1);
            display: flex; align-items: center; gap: 12px;
        }
        .content-section h2::before {
            content: ''; display: block; width: 8px; height: 24px;
            background: var(--accent2); border-radius: 2px;
        }
        .content-section p { margin-bottom: 18px; color: var(--muted); font-size: 1rem; }

        .benefits-list { list-style: none; margin-top: 20px; margin-bottom: 20px; }
        .benefits-list li {
            padding: 12px 12px 12px 40px; position: relative; margin-bottom: 12px;
            color: var(--muted); background: rgba(23, 18, 56, 0.4); border-radius: 6px;
        }
        .benefits-list li::before {
            content: '✦'; position: absolute; left: 15px; top: 12px;
            color: var(--accent); font-size: 1.2rem; line-height: 1;
        }

        /* --- FAQ --- */
        .faq-section { max-width: 800px; margin: 0 auto 80px; }
        .faq-section h2 {
            text-align: center; font-size: 2.8rem; color: var(--accent);
            margin-bottom: 40px;
        }
        details {
            background: var(--surface); margin-bottom: 16px; border-radius: 8px;
            border: 1px solid rgba(165, 161, 201, 0.15); transition: all 0.3s ease;
        }
        details[open] { border-color: rgba(251, 191, 36, 0.4); box-shadow: 0 10px 20px rgba(0,0,0,0.2); }
        summary {
            padding: 24px; font-weight: 600; cursor: pointer; list-style: none;
            position: relative; display: flex; justify-content: space-between;
            align-items: center; color: var(--text); font-size: 1.05rem;
            min-height: 44px;
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: '+'; color: var(--accent); font-size: 1.8rem;
            font-family: monospace; transition: transform 0.3s ease;
            font-weight: normal;
        }
        details[open] summary::after { content: '−'; transform: rotate(180deg); }
        details p {
            padding: 0 24px 24px; color: var(--muted); margin: 0;
            border-top: 1px dashed rgba(165, 161, 201, 0.2); padding-top: 20px;
        }

        /* --- RELATED LINKS --- */
        .related-links { max-width: 1000px; margin: 0 auto 80px; }
        .related-links h3 {
            text-align: center; font-size: 2.2rem; margin-bottom: 30px; color: var(--text);
        }
        .links-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px;
        }
        .link-card {
            display: flex; align-items: center; justify-content: center;
            padding: 24px 20px; background: var(--surface);
            border: 1px solid rgba(251, 191, 36, 0.2); border-radius: 8px;
            text-align: center; font-weight: 600; text-transform: uppercase;
            font-size: 0.9rem; letter-spacing: 0.5px;
        }
        .link-card:hover {
            background: var(--accent); color: #000; border-color: var(--accent);
            transform: translateY(-5px); box-shadow: 0 10px 20px rgba(251, 191, 36, 0.15);
        }

        /* --- CTA SECTION --- */
        .cta-section {
            background: linear-gradient(135deg, var(--surface) 0%, #1e184a 100%);
            padding: 70px 20px; text-align: center; border-radius: 16px;
            max-width: 1000px; margin: 0 auto 80px;
            border: 1px solid rgba(129, 140, 248, 0.3);
            position: relative; overflow: hidden;
        }
        .cta-section::before {
            content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
        }
        .cta-section h2 { font-size: 3rem; color: var(--accent); margin-bottom: 20px; }
        .cta-section p {
            color: var(--text); margin-bottom: 40px; max-width: 600px;
            margin-left: auto; margin-right: auto; font-size: 1.1rem; opacity: 0.9;
        }
        .cta-buttons { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
        .cta-buttons .btn { font-size: 1.1rem; padding: 0 32px; height: 54px; }

        /* --- FOOTER (As per constraints) --- */
        footer {
            background: var(--surface); padding: 60px 0 30px;
            border-top: 2px solid rgba(251, 191, 36, 0.3);
        }
        .footer-grid { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; margin-bottom: 40px; }
        .footer-brand { display: block; margin-bottom: 15px; font-size: 2rem; }
        .footer-grid p { color: var(--muted); font-size: 0.95rem; max-width: 300px; }
        .footer-links { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 15px; }
        .footer-links a { color: var(--muted); font-size: 0.95rem; min-height: 24px; display: inline-block; }
        .footer-links a:hover { color: var(--accent); padding-left: 5px; }
        .copyright {
            text-align: center; color: var(--muted); font-size: 0.85rem;
            border-top: 1px solid rgba(165, 161, 201, 0.15); padding-top: 24px;
        }

        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr; }
            .hero { padding: 60px 0 100px; }
            .login-section { margin-top: -60px; }
            .login-box { padding: 30px 20px; }
            .content-section h2 { font-size: 1.8rem; }
            .faq-section h2 { font-size: 2.2rem; }
            .cta-section h2 { font-size: 2.2rem; }
            .cta-buttons { flex-direction: column; width: 100%; max-width: 300px; margin: 0 auto; }
            .cta-buttons .btn { width: 100%; }
        }
        @media (max-width: 390px) {
            .hero h1 { font-size: 2.2rem; }
            .brand { font-size: 1.8rem; }
        }


/* 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; }