:root {
            --bg-color: #04140f;
            --surface-color: #0a241b;
            --surface-hover: #0f3326;
            --accent-gold: #f0b429;
            --accent-emerald: #2dd4a7;
            --text-main: #eefbf5;
            --text-muted: #8fb3a5;
            --border-color: rgba(45, 212, 167, 0.15);

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

            --header-height: 70px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
        }

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

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

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

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

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* HEADER STYLES */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background-color: rgba(4, 20, 15, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            display: flex;
            align-items: center;
        }

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

        .logo {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 600;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

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

        #main-nav a {
            font-weight: 600;
            color: var(--text-main);
            font-size: 0.95rem;
            padding: 8px 0;
        }

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

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 10px;
            width: 44px;
            height: 44px;
        }

        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--text-main);
            margin: 5px auto;
            transition: 0.3s;
        }

        /* HERO BANNER */
        .hero-banner {
            padding-top: calc(var(--header-height) + 40px);
            padding-bottom: 40px;
            background: radial-gradient(circle at top right, rgba(240, 180, 41, 0.05) 0%, transparent 50%),
                        radial-gradient(circle at bottom left, rgba(45, 212, 167, 0.05) 0%, transparent 50%);
            border-bottom: 1px solid var(--border-color);
        }

        .breadcrumb {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-banner h1 {
            font-family: var(--font-display);
            font-size: 2.5rem;
            font-weight: 600;
            line-height: 1.1;
            margin-bottom: 20px;
            color: var(--text-main);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

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

        .meta-chips span {
            background-color: var(--surface-color);
            border: 1px solid var(--border-color);
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent-emerald);
            display: flex;
            align-items: center;
        }

        /* MAIN CONTENT */
        main {
            padding: 40px 0 80px;
        }

        /* INTRO BLOCK */
        .intro-block {
            margin-bottom: 40px;
        }

        .intro-card {
            background-color: var(--surface-color);
            border-left: 4px solid var(--accent-gold);
            padding: 24px 32px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 1.1rem;
            color: var(--text-main);
            box-shadow: 0 4px 20px rgba(0,0,0,0.2);
        }

        /* MODULES GRID */
        .content-modules {
            margin-bottom: 60px;
        }

        .grid-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
        }

        .module-card {
            background-color: var(--surface-color);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 32px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .module-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-emerald), var(--accent-gold));
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .module-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(10, 36, 27, 0.8);
        }

        .module-card:hover::before {
            opacity: 1;
        }

        .module-card h2 {
            font-family: var(--font-display);
            font-size: 1.8rem;
            font-weight: 500;
            color: var(--accent-gold);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .module-body p {
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .module-body p:last-child {
            margin-bottom: 0;
        }

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

        .section-title {
            font-family: var(--font-display);
            font-size: 2rem;
            color: var(--text-main);
            margin-bottom: 24px;
            text-align: center;
        }

        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        details {
            background-color: var(--surface-color);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        summary {
            padding: 18px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            list-style: none;
            user-select: none;
            min-height: 44px;
        }

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

        summary::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--accent-emerald);
            transition: transform 0.3s ease;
        }

        details[open] summary::after {
            transform: rotate(45deg);
            color: var(--accent-gold);
        }

        details[open] summary {
            border-bottom: 1px solid var(--border-color);
        }

        details p {
            padding: 20px 24px;
            color: var(--text-muted);
            background-color: rgba(4, 20, 15, 0.5);
        }

        /* RELATED PAGES */
        .related-pages {
            margin-bottom: 60px;
            text-align: center;
        }

        .related-pages h3 {
            font-family: var(--font-display);
            font-size: 1.5rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .related-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .related-links a {
            display: inline-block;
            padding: 12px 24px;
            background-color: var(--surface-color);
            border: 1px solid var(--border-color);
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-main);
            min-height: 44px;
            display: flex;
            align-items: center;
        }

        .related-links a:hover {
            background-color: var(--surface-hover);
            border-color: var(--accent-emerald);
            color: var(--accent-emerald);
        }

        /* CTA BLOCK */
        .cta-block .cta-card {
            background: linear-gradient(135deg, var(--surface-color), #0d3627);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 48px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        /* IMG:tiger-motif-bg */

        .cta-card h2 {
            font-family: var(--font-display);
            font-size: 2.5rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
            position: relative;
            z-index: 2;
        }

        .cta-card p {
            color: var(--text-main);
            font-size: 1.1rem;
            margin-bottom: 32px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
            z-index: 2;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 32px;
            min-height: 48px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            transition: all 0.3s ease;
        }

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

        .btn-primary:hover {
            background-color: #f4c452;
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(240, 180, 41, 0.3);
        }

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

        .btn-secondary:hover {
            background-color: rgba(45, 212, 167, 0.1);
            color: var(--accent-emerald);
        }

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

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

        .footer-tagline {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 32px;
            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-main);
            font-size: 0.9rem;
            min-height: 44px;
            display: flex;
            align-items: center;
        }

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

        .copyright {
            color: var(--text-muted);
            font-size: 0.85rem;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 24px;
        }

        /* RESPONSIVE DESIGN */
        @media (min-width: 768px) {
            .grid-layout {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-banner h1 {
                font-size: 3.5rem;
            }
            .cta-card h2 {
                font-size: 3rem;
            }
        }

        @media (max-width: 1023px) {
            .menu-toggle {
                display: block;
            }
            #main-nav {
                position: fixed;
                top: var(--header-height);
                left: -100%;
                width: 100%;
                height: calc(100vh - var(--header-height));
                background-color: var(--surface-color);
                transition: left 0.3s ease;
                overflow-y: auto;
                border-top: 1px solid var(--border-color);
            }
            #main-nav.active {
                left: 0;
            }
            #main-nav ul {
                flex-direction: column;
                padding: 24px;
                gap: 16px;
            }
            #main-nav a {
                display: block;
                padding: 12px;
                font-size: 1.1rem;
                border-bottom: 1px solid rgba(255,255,255,0.05);
            }
            .menu-toggle.active span:nth-child(1) {
                transform: translateY(7px) rotate(45deg);
            }
            .menu-toggle.active span:nth-child(2) {
                opacity: 0;
            }
            .menu-toggle.active span:nth-child(3) {
                transform: translateY(-7px) rotate(-45deg);
            }
        }

        @media (max-width: 390px) {
            .hero-banner h1 {
                font-size: 2.2rem;
            }
            .intro-card {
                padding: 20px;
                font-size: 1rem;
            }
            .module-card {
                padding: 20px;
            }
            .cta-card {
                padding: 32px 20px;
            }
            .btn {
                width: 100%;
            }
            .meta-chips {
                flex-direction: column;
                gap: 8px;
                align-items: flex-start;
            }
        }


/* 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; }