:root {
            --bg: #140d08;
            --surface: #241710;
            --accent: #e8965a;
            --accent2: #f5c542;
            --text: #fef8f0;
            --muted: #b89878;
            --font-display: 'Oswald', sans-serif;
            --font-body: 'Fira Sans', sans-serif;
            --container-width: 1200px;
        }

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

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

        h1, h2, h3, .font-display {
            font-family: var(--font-display);
            line-height: 1.2;
        }

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

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

        p {
            margin-bottom: 1rem;
        }

        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.5rem;
            font-family: var(--font-display);
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            border-radius: 4px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            min-height: 44px;
        }

        .btn-primary {
            background-color: var(--accent);
            color: #000;
            border: none;
        }

        .btn-primary:hover {
            background-color: var(--accent2);
            color: #000;
            box-shadow: 0 0 15px rgba(245, 197, 66, 0.4);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--accent);
            border: 1px solid var(--accent);
        }

        .btn-secondary:hover {
            background-color: var(--accent);
            color: #000;
        }

        /* Header Styles (Matching Part A constraints) */
        header {
            background-color: var(--surface);
            border-bottom: 1px solid #3a251a;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-inner {
            display: flex;
            align-items: center;
            height: 70px;
        }

        .brand {
            font-family: var(--font-display);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .brand:hover {
            color: var(--accent2);
        }

        .nav-links {
            display: none;
            margin-left: 2rem;
            align-items: center;
            gap: 1.5rem;
        }

        .nav-links a {
            font-family: var(--font-display);
            color: var(--text);
            text-transform: uppercase;
            font-size: 0.9rem;
            letter-spacing: 0.5px;
        }

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

        .mobile-menu-btn {
            display: block;
            margin-left: auto;
            background: none;
            border: none;
            color: var(--accent);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem;
            min-height: 44px;
            min-width: 44px;
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #1a110a;
            border-top: 1px solid #3a251a;
            padding: 1rem 0;
        }

        .mobile-nav a {
            padding: 1rem 1.5rem;
            font-family: var(--font-display);
            color: var(--text);
            text-transform: uppercase;
            border-bottom: 1px solid #2a1b12;
            display: block;
        }

        .mobile-nav a:last-child {
            border-bottom: none;
        }

        /* Hero Section */
        .hero {
            padding: 4rem 0 3rem;
            background: radial-gradient(circle at 50% 0%, #2a1b12 0%, var(--bg) 70%);
            border-bottom: 1px solid rgba(232, 150, 90, 0.1);
            text-align: center;
        }

        .breadcrumb {
            font-size: 0.875rem;
            color: var(--muted);
            margin-bottom: 1.5rem;
            font-family: var(--font-display);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .hero h1 {
            font-size: 2.5rem;
            color: var(--text);
            margin-bottom: 1.5rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }

        .meta-chips {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .chip {
            background-color: rgba(232, 150, 90, 0.1);
            border: 1px solid rgba(232, 150, 90, 0.3);
            color: var(--accent2);
            padding: 0.25rem 1rem;
            border-radius: 20px;
            font-size: 0.875rem;
            font-family: var(--font-display);
            letter-spacing: 0.5px;
        }

        /* Main Content Area */
        .main-content {
            padding: 4rem 0;
        }

        /* Intro Block */
        .intro-block {
            background-color: var(--surface);
            border-left: 4px solid var(--accent);
            padding: 2.5rem;
            border-radius: 0 8px 8px 0;
            margin-bottom: 4rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            position: relative;
            overflow: hidden;
        }

        .intro-block::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 150px;
            height: 150px;
            background: radial-gradient(circle, rgba(232, 150, 90, 0.05) 0%, transparent 70%);
            pointer-events: none;
        }

        .intro-block p {
            font-size: 1.125rem;
            color: #f0e6d8;
            margin: 0;
            line-height: 1.8;
        }

        /* Content Grid */
        .section-title-global {
            text-align: center;
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 3rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .content-grid {
            display: flex;
            flex-direction: column;
            gap: 2.5rem;
            margin-bottom: 4rem;
        }

        .info-card {
            background: #1a110a;
            border: 1px solid #3a251a;
            border-radius: 8px;
            padding: 2.5rem;
            position: relative;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .info-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.4);
            border-color: rgba(232, 150, 90, 0.3);
        }

        .card-header-flex {
            display: flex;
            align-items: flex-start;
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .number-badge {
            flex-shrink: 0;
            width: 50px;
            height: 50px;
            background: var(--surface);
            border: 1px solid var(--accent);
            color: var(--accent2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 600;
            border-radius: 4px;
            box-shadow: inset 0 0 10px rgba(232, 150, 90, 0.1);
        }

        .info-card h2 {
            font-size: 1.5rem;
            color: var(--text);
            margin-top: 0.25rem;
            line-height: 1.3;
        }

        .info-card .card-body p {
            color: var(--muted);
            margin-bottom: 1rem;
        }

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

        .info-card .card-body a {
            color: var(--accent2);
            text-decoration: underline;
            text-decoration-color: rgba(245, 197, 66, 0.3);
            text-underline-offset: 3px;
        }

        .info-card .card-body a:hover {
            color: var(--accent);
            text-decoration-color: var(--accent);
        }

        /* FAQ Section */
        .faq-container {
            margin-bottom: 4rem;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid #3a251a;
            border-radius: 6px;
            margin-bottom: 1rem;
            overflow: hidden;
        }

        .faq-item summary {
            padding: 1.5rem;
            font-family: var(--font-display);
            font-size: 1.125rem;
            font-weight: 500;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            letter-spacing: 0.5px;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

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

        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(180deg);
        }

        .faq-item[open] summary {
            border-bottom: 1px solid #3a251a;
            color: var(--accent2);
        }

        .faq-item p {
            padding: 1.5rem;
            margin: 0;
            color: var(--muted);
            background: #1a110a;
        }

        /* Related Pages */
        .related-pages {
            margin-bottom: 4rem;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1rem;
        }

        .related-link-card {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 1.5rem;
            background: var(--surface);
            border: 1px solid #3a251a;
            border-radius: 6px;
            color: var(--text);
            font-family: var(--font-display);
            text-transform: uppercase;
            letter-spacing: 1px;
            text-align: center;
            transition: all 0.3s ease;
            min-height: 80px;
        }

        .related-link-card:hover {
            background: #1a110a;
            border-color: var(--accent);
            color: var(--accent2);
            box-shadow: 0 4px 15px rgba(232, 150, 90, 0.1);
        }

        /* Grand CTA */
        .grand-cta {
            background: linear-gradient(145deg, #241710 0%, #140d08 100%);
            border: 1px solid var(--accent);
            border-radius: 12px;
            padding: 4rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .grand-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(232, 150, 90, 0.05) 0%, transparent 60%);
            pointer-events: none;
        }

        .grand-cta h2 {
            font-size: 2.25rem;
            color: var(--text);
            margin-bottom: 1rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .grand-cta p {
            font-size: 1.125rem;
            color: var(--muted);
            margin-bottom: 2.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .cta-actions .btn {
            min-width: 180px;
        }

        /* Footer Styles (Matching Part A constraints) */
        footer {
            background-color: #0a0604;
            border-top: 1px solid #2a1b12;
            padding: 4rem 0 2rem;
            margin-top: auto;
        }

        .footer-brand {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 1rem;
            text-align: center;
        }

        .footer-tagline {
            text-align: center;
            color: var(--muted);
            margin-bottom: 2.5rem;
            font-size: 0.9rem;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem 2rem;
            margin-bottom: 3rem;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .footer-links a {
            color: var(--text);
            font-size: 0.875rem;
            text-transform: uppercase;
            font-family: var(--font-display);
            letter-spacing: 0.5px;
        }

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

        .copyright {
            text-align: center;
            color: #555;
            font-size: 0.875rem;
            border-top: 1px solid #1a110a;
            padding-top: 2rem;
        }

        /* Media Queries */
        @media (min-width: 768px) {
            .nav-links {
                display: flex;
            }
            .mobile-menu-btn {
                display: none;
            }
            .hero h1 {
                font-size: 3rem;
            }
            .content-grid {
                grid-template-columns: 1fr;
            }
            .info-card {
                padding: 3rem;
            }
        }

        @media (min-width: 1024px) {
            .hero {
                padding: 5rem 0 4rem;
            }
            .hero h1 {
                font-size: 3.5rem;
            }
            .intro-block {
                padding: 3rem 4rem;
            }
            .intro-block p {
                font-size: 1.25rem;
            }
            .content-grid {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
            }
            .info-card:nth-child(5) {
                grid-column: 1 / -1;
                max-width: 800px;
                margin: 0 auto;
            }
        }


/* 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; }