:root {
            --bg-color: #04140f;
            --surface-color: #0a241b;
            --surface-hover: #113629;
            --accent-color: #f0b429;
            --accent-hover: #f4c759;
            --accent2-color: #2dd4a7;
            --accent2-hover: #4de0b8;
            --text-main: #eefbf5;
            --text-muted: #8fb3a5;
            --font-display: 'Teko', sans-serif;
            --font-body: 'Nunito', sans-serif;
            --border-subtle: rgba(45, 212, 167, 0.15);
            --transition: all 0.3s ease;
        }

        /* Reset & Base */
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: var(--font-body);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a { color: var(--accent2-color); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent-color); }
        h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 500; line-height: 1.2; }

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

        /* HEADER (Verbatim styling context) */
        header {
            background-color: rgba(4, 20, 15, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid var(--border-subtle);
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }
        .logo {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 600;
            color: var(--accent-color);
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        nav ul {
            display: flex;
            gap: 24px;
            list-style: none;
        }
        nav a {
            color: var(--text-main);
            font-size: 1rem;
            font-weight: 600;
            text-transform: uppercase;
            font-family: var(--font-display);
            letter-spacing: 0.5px;
        }
        nav a:hover { color: var(--accent2-color); }
        .menu-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
        .menu-toggle span { display: block; width: 25px; height: 2px; background-color: var(--text-main); transition: var(--transition); }

        /* HERO SECTION */
        .hero {
            padding: 60px 0 40px;
            background: radial-gradient(circle at top right, rgba(45, 212, 167, 0.05) 0%, transparent 50%),
                        radial-gradient(circle at top left, rgba(240, 180, 41, 0.05) 0%, transparent 50%);
            border-bottom: 1px solid var(--border-subtle);
        }
        .breadcrumb {
            font-size: 0.875rem;
            color: var(--text-muted);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero h1 {
            font-size: 3rem;
            color: var(--text-main);
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .meta-chips {
            display: flex;
            gap: 12px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .chip {
            background-color: var(--surface-color);
            color: var(--accent2-color);
            border: 1px solid var(--border-subtle);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
        }
        .intro-text {
            font-size: 1.125rem;
            color: var(--text-muted);
            max-width: 800px;
        }

        /* MAIN LAYOUT */
        .page-content {
            padding: 60px 0;
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }
        @media (min-width: 1024px) {
            .page-content { grid-template-columns: 2fr 1fr; gap: 60px; }
        }

        /* INFO CARDS (Body Sections) */
        .info-grid {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .info-card {
            background-color: var(--surface-color);
            border: 1px solid var(--border-subtle);
            border-radius: 16px;
            padding: 32px;
            position: relative;
            overflow: hidden;
            transition: var(--transition);
        }
        .info-card:hover {
            border-color: rgba(45, 212, 167, 0.4);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.2);
        }
        .info-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0;
            width: 4px; height: 100%;
            background-color: var(--accent2-color);
            opacity: 0.5;
        }
        .info-card h2 {
            font-size: 2rem;
            color: var(--accent-color);
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .info-card p {
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .info-card p:last-child { margin-bottom: 0; }
        .info-card a {
            color: var(--accent2-color);
            font-weight: 700;
            border-bottom: 1px dashed var(--accent2-color);
        }
        .info-card a:hover {
            color: var(--accent-color);
            border-bottom-color: var(--accent-color);
        }

        /* SIDEBAR */
        .sidebar {
            position: sticky;
            top: 100px;
        }
        .related-widget {
            background-color: var(--surface-color);
            border: 1px solid var(--border-subtle);
            border-radius: 16px;
            padding: 24px;
        }
        .related-widget h3 {
            font-size: 1.75rem;
            color: var(--text-main);
            margin-bottom: 20px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-subtle);
            text-transform: uppercase;
        }
        .related-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .related-list a {
            display: flex;
            align-items: center;
            padding: 12px 16px;
            background-color: rgba(4, 20, 15, 0.5);
            border-radius: 8px;
            color: var(--text-main);
            font-weight: 600;
            border: 1px solid transparent;
            text-transform: capitalize;
        }
        .related-list a::before {
            content: '›';
            margin-right: 12px;
            color: var(--accent-color);
            font-size: 1.5rem;
            line-height: 1;
            transition: var(--transition);
        }
        .related-list a:hover {
            background-color: var(--surface-hover);
            border-color: var(--border-subtle);
            color: var(--accent2-color);
        }
        .related-list a:hover::before {
            transform: translateX(4px);
            color: var(--accent2-color);
        }

        /* FAQ ACCORDION */
        .faq-section {
            padding: 60px 0;
            border-top: 1px solid var(--border-subtle);
        }
        .faq-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .faq-header h2 {
            font-size: 2.5rem;
            color: var(--text-main);
            text-transform: uppercase;
        }
        .faq-list {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        details {
            background-color: var(--surface-color);
            border: 1px solid var(--border-subtle);
            border-radius: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        details:hover { border-color: rgba(45, 212, 167, 0.3); }
        summary {
            padding: 20px 24px;
            font-weight: 700;
            font-size: 1.125rem;
            color: var(--text-main);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: '+';
            font-family: var(--font-display);
            font-size: 1.5rem;
            color: var(--accent2-color);
            transition: transform 0.3s ease;
        }
        details[open] summary {
            color: var(--accent-color);
            border-bottom: 1px solid var(--border-subtle);
        }
        details[open] summary::after {
            content: '-';
            color: var(--accent-color);
            transform: rotate(180deg);
        }
        details p {
            padding: 20px 24px;
            color: var(--text-muted);
            margin: 0;
            background-color: rgba(4, 20, 15, 0.3);
        }

        /* CTA SECTION */
        .cta-section {
            padding: 0 0 80px;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--surface-color) 0%, #061a13 100%);
            border: 1px solid rgba(240, 180, 41, 0.3);
            border-radius: 24px;
            padding: 48px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -50%; left: -50%;
            width: 200%; height: 200%;
            background: radial-gradient(circle, rgba(240, 180, 41, 0.05) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-box h2 {
            font-size: 2.5rem;
            color: var(--accent-color);
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .cta-box p {
            color: var(--text-main);
            font-size: 1.125rem;
            margin-bottom: 32px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 600;
            text-transform: uppercase;
            border-radius: 8px;
            letter-spacing: 1px;
            min-width: 160px;
            min-height: 44px; /* Touch target */
        }
        .btn-primary {
            background-color: var(--accent-color);
            color: #000;
            border: 2px solid var(--accent-color);
        }
        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: #000;
            box-shadow: 0 0 15px rgba(240, 180, 41, 0.4);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--accent2-color);
            border: 2px solid var(--accent2-color);
        }
        .btn-secondary:hover {
            background-color: rgba(45, 212, 167, 0.1);
            color: var(--accent2-hover);
            border-color: var(--accent2-hover);
            box-shadow: 0 0 15px rgba(45, 212, 167, 0.2);
        }

        /* FOOTER (Verbatim styling context) */
        footer {
            background-color: #020a07;
            border-top: 1px solid var(--border-subtle);
            padding: 60px 0 30px;
            text-align: center;
        }
        .footer-brand {
            font-family: var(--font-display);
            font-size: 2.5rem;
            color: var(--accent-color);
            text-transform: uppercase;
            margin-bottom: 16px;
        }
        .footer-tagline {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 32px;
            font-size: 0.9rem;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px 24px;
            margin-bottom: 40px;
        }
        .footer-links a {
            color: var(--text-main);
            font-size: 0.9rem;
        }
        .footer-links a:hover { color: var(--accent2-color); }
        .copyright {
            color: #4a6358;
            font-size: 0.8rem;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 24px;
        }

        /* RESPONSIVE */
        @media (max-width: 768px) {
            .menu-toggle { display: flex; }
            nav#main-nav {
                display: none;
                position: absolute;
                top: 70px; left: 0; width: 100%;
                background-color: var(--surface-color);
                border-bottom: 1px solid var(--border-subtle);
                padding: 20px;
            }
            nav#main-nav.active { display: block; }
            nav ul { flex-direction: column; gap: 16px; text-align: center; }
            .hero h1 { font-size: 2.25rem; }
            .info-card { padding: 24px; }
            .btn-group { flex-direction: column; width: 100%; }
            .btn { width: 100%; }
            .cta-box { padding: 32px 20px; }
        }
        @media (max-width: 390px) {
            .hero h1 { font-size: 1.875rem; }
            .info-card h2 { font-size: 1.5rem; }
            .meta-chips { flex-direction: column; gap: 8px; }
            .chip { width: fit-content; }
        }


/* 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; }