:root {
            --bg: #04140f;
            --surface: #0a241b;
            --surface-hover: #103327;
            --border: #154232;
            --accent: #f0b429;
            --accent2: #2dd4a7;
            --text: #eefbf5;
            --muted: #8fb3a5;

            --font-heading: 'Teko', sans-serif;
            --font-body: 'Nunito', sans-serif;

            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;

            --shadow: 0 4px 20px rgba(0,0,0,0.4);
            --transition: all 0.3s ease;
        }

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

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

        a {
            color: var(--accent2);
            text-decoration: none;
            transition: var(--transition);
        }

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

        h1, h2, h3, .logo, .footer-brand {
            font-family: var(--font-heading);
            font-weight: 500;
            line-height: 1.1;
        }

        .container {
            width: 100%;
            max-width: 1024px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* HEADER STYLES (Targeting provided HTML) */
        header {
            background-color: rgba(10, 36, 27, 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;
        }

        .logo {
            font-size: 2.5rem;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        #main-nav ul {
            list-style: none;
            display: flex;
            gap: 24px;
        }

        #main-nav a {
            color: var(--text);
            font-family: var(--font-heading);
            font-size: 1.3rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        #main-nav a:hover {
            color: var(--accent);
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            width: 44px;
            height: 44px;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
        }

        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--text);
            transition: var(--transition);
        }

        /* HERO BANNER */
        .hero {
            padding: 60px 0 40px;
            background: radial-gradient(circle at top right, #103327 0%, var(--bg) 60%);
            border-bottom: 1px solid var(--border);
            text-align: center;
        }

        .breadcrumb {
            font-size: 0.9rem;
            color: var(--muted);
            margin-bottom: 20px;
            display: inline-block;
            background: var(--surface);
            padding: 6px 16px;
            border-radius: 20px;
            border: 1px solid var(--border);
        }

        .hero h1 {
            font-size: 3.5rem;
            color: var(--text);
            margin-bottom: 24px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .hero h1 span {
            color: var(--accent);
        }

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

        .chip {
            font-size: 0.85rem;
            font-weight: 600;
            background: rgba(45, 212, 167, 0.1);
            color: var(--accent2);
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(45, 212, 167, 0.2);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* MAIN CONTENT */
        .page-content {
            padding: 50px 0;
        }

        .intro-card {
            background: var(--surface);
            border-left: 4px solid var(--accent);
            padding: 30px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin-bottom: 40px;
            font-size: 1.1rem;
            box-shadow: var(--shadow);
        }

        .content-section {
            margin-bottom: 40px;
            background: var(--surface);
            padding: 30px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
        }

        .content-section h2 {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px dashed var(--border);
        }

        .content-section p {
            margin-bottom: 16px;
            color: #d1e8df;
        }

        .content-section p:last-child {
            margin-bottom: 0;
        }

        .content-section a {
            text-decoration: underline;
            text-decoration-color: rgba(45, 212, 167, 0.4);
            text-underline-offset: 3px;
        }

        .content-section a:hover {
            text-decoration-color: var(--accent);
        }

        /* LIST STYLING */
        .custom-list {
            list-style: none;
            margin: 20px 0;
        }

        .custom-list li {
            position: relative;
            padding-left: 36px;
            margin-bottom: 16px;
            color: #d1e8df;
            background: rgba(4, 20, 15, 0.5);
            padding: 16px 16px 16px 48px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
        }

        .custom-list li::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            width: 20px;
            height: 20px;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232dd4a7' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
            background-size: contain;
            background-repeat: no-repeat;
        }

        /* FAQ STYLING */
        .faq-container {
            margin-top: 50px;
        }

        .faq-title {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 30px;
            color: var(--text);
        }

        details {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

        details[open] {
            border-color: var(--accent2);
            box-shadow: 0 0 15px rgba(45, 212, 167, 0.1);
        }

        summary {
            padding: 20px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
        }

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

        summary::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--accent2);
            transition: var(--transition);
            font-family: monospace;
        }

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

        details p {
            padding: 0 20px 20px;
            color: var(--muted);
            border-top: 1px solid var(--border);
            padding-top: 16px;
            margin-top: 10px;
        }

        /* RELATED LINKS WIDGET */
        .related-widget {
            margin: 50px 0;
            padding: 40px;
            background: linear-gradient(135deg, var(--surface) 0%, #0d2e23 100%);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            text-align: center;
        }

        .related-widget h3 {
            font-size: 2rem;
            margin-bottom: 24px;
            color: var(--accent2);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
        }

        .related-card {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            font-weight: 700;
            color: var(--text);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            transition: var(--transition);
        }

        .related-card:hover {
            border-color: var(--accent);
            background: var(--surface-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
            color: var(--accent);
        }

        /* CTA SECTION */
        .cta-section {
            text-align: center;
            padding: 60px 20px;
            background: radial-gradient(circle at center, #154232 0%, var(--bg) 70%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            margin-bottom: 40px;
        }

        .cta-section h2 {
            font-size: 2.8rem;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: var(--muted);
            margin-bottom: 30px;
            font-size: 1.1rem;
        }

        .btn-group {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            border-radius: 30px;
            font-family: var(--font-heading);
            font-size: 1.4rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 500;
            cursor: pointer;
            min-width: 180px;
            min-height: 44px;
        }

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

        .btn-primary:hover {
            background-color: transparent;
            color: var(--accent);
        }

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

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

        /* FOOTER STYLES (Targeting provided HTML) */
        footer {
            background-color: #020a07;
            padding: 60px 0 30px;
            border-top: 1px solid var(--border);
            text-align: center;
        }

        .footer-brand {
            font-size: 3rem;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .footer-tagline {
            color: var(--muted);
            max-width: 600px;
            margin: 0 auto 30px;
            font-size: 0.95rem;
        }

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

        .footer-links a {
            color: var(--text);
            font-size: 0.9rem;
        }

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

        .copyright {
            color: #4a6358;
            font-size: 0.85rem;
            border-top: 1px solid var(--border);
            padding-top: 20px;
        }

        /* RESPONSIVE */
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.5rem; }
            .content-section h2 { font-size: 1.8rem; }
            .faq-title { font-size: 2rem; }

            .menu-toggle { display: flex; }
            #main-nav {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--surface);
                border-bottom: 1px solid var(--border);
            }
            #main-nav.active { display: block; }
            #main-nav ul {
                flex-direction: column;
                padding: 20px;
                gap: 16px;
            }

            .intro-card {
                border-left: none;
                border-top: 4px solid var(--accent);
                border-radius: var(--radius-md);
            }
        }

        @media (max-width: 390px) {
            .hero h1 { font-size: 2rem; }
            .btn { width: 100%; }
            .meta-chips { flex-direction: column; align-items: center; }
            .related-grid { grid-template-columns: 1fr; }
        }


/* 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; }