:root {
            /* Palette */
            --bg-main: #060f0a;
            --bg-surface: #0d2015;
            --accent-primary: #fbbf24; /* Tiger-eye */
            --accent-secondary: #34d399; /* Jungle emerald */
            --text-main: #f0fdf4;
            --text-muted: #8fa898;

            /* Typography */
            --font-display: 'Oswald', sans-serif;
            --font-body: 'Fira Sans', sans-serif;

            /* Layout */
            --container-width: 1200px;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
        }

        /* Reset & Base */
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: var(--font-body);
            background-color: var(--bg-main);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a { color: var(--accent-primary); text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: var(--accent-secondary); }
        h1, h2, h3, h4, .logo { font-family: var(--font-display); text-transform: uppercase; }

        /* Layout Utilities */
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .flex { display: flex; }
        .justify-between { justify-content: space-between; }
        .items-center { align-items: center; }

        /* --- HEADER (Matching Homepage Style) --- */
        header {
            background-color: rgba(6, 15, 10, 0.95);
            border-bottom: 2px solid var(--accent-primary);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 1rem 0;
            backdrop-filter: blur(10px);
        }
        .logo {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-primary);
            letter-spacing: 2px;
        }
        .nav-links { display: none; gap: 1.5rem; }
        .nav-links a {
            color: var(--text-main);
            font-family: var(--font-display);
            font-size: 1.1rem;
            letter-spacing: 1px;
            position: relative;
        }
        .nav-links a::after {
            content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
            background-color: var(--accent-secondary); transition: width 0.3s ease;
        }
        .nav-links a:hover::after { width: 100%; }
        .menu-toggle {
            display: block;
            background: none;
            border: none;
            color: var(--accent-primary);
            font-size: 2rem;
            cursor: pointer;
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            background-color: var(--bg-surface);
            padding: 1rem;
            border-bottom: 1px solid var(--accent-primary);
        }
        .mobile-menu.active { display: flex; }
        .mobile-menu a {
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(143, 168, 152, 0.2);
            font-family: var(--font-display);
            font-size: 1.2rem;
            color: var(--text-main);
        }
        .mobile-menu a:last-child { border-bottom: none; }

        @media (min-width: 1024px) {
            .nav-links { display: flex; }
            .menu-toggle { display: none; }
            .mobile-menu.active { display: none; }
        }

        /* --- CREATIVE BANNER / HERO --- */
        .hero-banner {
            position: relative;
            padding: var(--spacing-lg) 0 var(--spacing-md);
            background: radial-gradient(circle at top right, rgba(251, 191, 36, 0.1) 0%, transparent 50%),
                        linear-gradient(to bottom, var(--bg-surface) 0%, var(--bg-main) 100%);
            border-bottom: 1px dashed rgba(143, 168, 152, 0.3);
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(0,0,0,0.2) 10px, rgba(0,0,0,0.2) 20px);
            opacity: 0.3;
            pointer-events: none;
        }
        .breadcrumb {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
            font-family: var(--font-display);
            letter-spacing: 1px;
            position: relative;
            z-index: 2;
        }
        .hero-title {
            font-size: clamp(2.5rem, 5vw, 4rem);
            line-height: 1.1;
            margin-bottom: 1.5rem;
            color: var(--text-main);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
            position: relative;
            z-index: 2;
        }
        .hero-title::after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background-color: var(--accent-primary);
            margin-top: 1rem;
        }
        .meta-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2rem;
            position: relative;
            z-index: 2;
        }
        .chip {
            background-color: rgba(13, 32, 21, 0.8);
            border: 1px solid var(--accent-secondary);
            color: var(--accent-secondary);
            padding: 0.4rem 1rem;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .chip::before {
            content: '';
            display: inline-block;
            width: 8px;
            height: 8px;
            background-color: var(--accent-primary);
            border-radius: 50%;
        }
        .intro-blockquote {
            font-size: 1.1rem;
            color: var(--text-muted);
            border-left: 4px solid var(--accent-primary);
            padding-left: 1.5rem;
            background: linear-gradient(90deg, rgba(13,32,21,0.8) 0%, transparent 100%);
            padding: 1.5rem;
            border-radius: 0 8px 8px 0;
            position: relative;
            z-index: 2;
            font-style: italic;
        }

        /* --- MAIN CONTENT AREA --- */
        .content-area {
            padding: var(--spacing-md) 0 var(--spacing-lg);
        }
        .content-grid {
            display: grid;
            gap: var(--spacing-lg);
        }

        /* Section Styles */
        .content-section {
            position: relative;
        }
        .content-section h2 {
            font-size: 1.8rem;
            color: var(--accent-primary);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .content-section h2::before {
            content: '///';
            color: var(--accent-secondary);
            font-size: 1.2rem;
            letter-spacing: -2px;
        }
        .content-section p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
            color: var(--text-main);
        }
        .content-section p:last-child { margin-bottom: 0; }

        /* Card-like section for variation */
        .section-card {
            background-color: var(--bg-surface);
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid rgba(52, 211, 153, 0.2);
            box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
        }

        /* Custom List (Explorer Checklist) */
        .explorer-list {
            list-style: none;
            margin-top: 1.5rem;
            background: rgba(6, 15, 10, 0.5);
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 2px solid var(--accent-secondary);
        }
        .explorer-list li {
            position: relative;
            padding-left: 2.5rem;
            margin-bottom: 1rem;
            font-size: 1.05rem;
        }
        .explorer-list li:last-child { margin-bottom: 0; }
        .explorer-list li::before {
            content: '⚲'; /* Compass/Pin symbol */
            position: absolute;
            left: 0;
            top: -2px;
            font-size: 1.4rem;
            color: var(--accent-primary);
        }

        /* --- FAQ SECTION --- */
        .faq-section {
            margin-top: var(--spacing-lg);
        }
        .faq-section h2 {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 2rem;
            color: var(--text-main);
        }
        .faq-section h2::before { display: none; }
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }
        details {
            background-color: var(--bg-surface);
            margin-bottom: 1rem;
            border-radius: 8px;
            border: 1px solid rgba(143, 168, 152, 0.2);
            overflow: hidden;
            transition: border-color 0.3s;
        }
        details:hover { border-color: var(--accent-primary); }
        summary {
            padding: 1.2rem 1.5rem;
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 500;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--accent-primary);
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--accent-secondary);
            transition: transform 0.3s;
        }
        details[open] summary::after { transform: rotate(45deg); }
        details p {
            padding: 0 1.5rem 1.5rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* --- RELATED PAGES (Navigation Block) --- */
        .related-pages {
            margin-top: var(--spacing-lg);
            padding: 3rem 0;
            background: linear-gradient(to bottom, transparent, var(--bg-surface), transparent);
            border-top: 1px solid rgba(251, 191, 36, 0.1);
            border-bottom: 1px solid rgba(251, 191, 36, 0.1);
        }
        .related-pages h3 {
            text-align: center;
            margin-bottom: 2rem;
            font-size: 1.8rem;
            color: var(--accent-secondary);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
        }
        .related-link {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 1.2rem;
            background-color: rgba(6, 15, 10, 0.8);
            border: 1px solid var(--text-muted);
            border-radius: 6px;
            font-family: var(--font-display);
            font-size: 1.1rem;
            color: var(--text-main);
            text-transform: uppercase;
            letter-spacing: 1px;
            position: relative;
            overflow: hidden;
            z-index: 1;
        }
        .related-link::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 0%; height: 100%;
            background-color: var(--accent-primary);
            z-index: -1;
            transition: width 0.3s ease;
        }
        .related-link:hover {
            color: var(--bg-main);
            border-color: var(--accent-primary);
        }
        .related-link:hover::before { width: 100%; }

        /* --- CTA SECTION --- */
        .cta-section {
            margin: var(--spacing-lg) 0;
            text-align: center;
            padding: 4rem 2rem;
            background: url('data:image/svg+xml;utf8,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><path d="M0 100 L50 0 L100 100 Z" fill="rgba(251,191,36,0.03)"/></svg>') calc(50% - 50px) center, radial-gradient(circle, var(--bg-surface) 0%, var(--bg-main) 100%);
            border-radius: 16px;
            border: 2px solid var(--accent-primary);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }
        .cta-section h2 {
            font-size: 2.5rem;
            color: var(--accent-primary);
            margin-bottom: 1rem;
        }
        .cta-section p {
            font-size: 1.2rem;
            color: var(--text-muted);
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-group {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-block;
            padding: 1rem 2.5rem;
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            text-transform: uppercase;
            border-radius: 4px;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            min-width: 200px;
            text-align: center;
        }
        .btn-primary {
            background-color: var(--accent-primary);
            color: var(--bg-main);
            border: none;
            box-shadow: 0 4px 15px rgba(251, 191, 36, 0.3);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(251, 191, 36, 0.5);
            color: var(--bg-main);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--accent-secondary);
            border: 2px solid var(--accent-secondary);
        }
        .btn-secondary:hover {
            background-color: rgba(52, 211, 153, 0.1);
            transform: translateY(-2px);
        }

        /* --- FOOTER (Matching Homepage Style) --- */
        footer {
            background-color: var(--bg-surface);
            padding: 4rem 0 2rem;
            border-top: 1px solid rgba(143, 168, 152, 0.2);
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 3rem;
        }
        .footer-brand .logo {
            display: block;
            margin-bottom: 1rem;
        }
        .footer-tagline {
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .footer-links h4 {
            color: var(--text-main);
            margin-bottom: 1.2rem;
            font-size: 1.2rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        .footer-links h4::after {
            content: '';
            position: absolute;
            left: 0; bottom: 0;
            width: 30px; height: 2px;
            background-color: var(--accent-primary);
        }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.8rem; }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .footer-links a:hover { color: var(--accent-secondary); padding-left: 5px; }
        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(143, 168, 152, 0.1);
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        /* Responsive Breakpoints */
        @media (max-width: 768px) {
            .hero-title { font-size: 2.2rem; }
            .content-section h2 { font-size: 1.5rem; }
            .section-card { padding: 1.5rem; }
            .cta-section { padding: 2rem 1rem; }
            .btn { width: 100%; }
        }
        @media (max-width: 390px) {
            .meta-chips { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
            .hero-banner { padding: 2rem 0; }
        }


/* 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; }