:root {
            --bg: #12100a;
            --surface: #232012;
            --accent: #f5c542;
            --accent2: #84cc16;
            --text: #fdfaf0;
            --muted: #b8b28f;
            --font-display: 'Teko', sans-serif;
            --font-body: 'Nunito', sans-serif;
        }

        * {
            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;
            background-image: repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(35, 32, 18, 0.4) 40px, rgba(35, 32, 18, 0.4) 41px);
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover {
            color: #ffd966;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.6rem 1.5rem;
            border-radius: 4px;
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            text-decoration: none;
            min-height: 44px;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
        }

        .btn-primary {
            background-color: var(--accent);
            color: var(--bg);
            box-shadow: 0 4px 0 #c29b30;
        }

        .btn-primary:hover {
            background-color: #ffd966;
            transform: translateY(2px);
            box-shadow: 0 2px 0 #c29b30;
            color: var(--bg);
        }

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

        .btn-secondary:hover {
            background-color: rgba(245, 197, 66, 0.1);
        }

        /* Header (Verbatim Styling) */
        header {
            background-color: var(--surface);
            border-bottom: 2px solid var(--accent);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

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

        .logo {
            font-family: var(--font-display);
            font-size: 2.2rem;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            line-height: 1;
        }

        .nav-desktop ul {
            display: none;
            list-style: none;
            gap: 1.5rem;
        }

        .nav-desktop a {
            color: var(--text);
            font-weight: 600;
            font-size: 0.95rem;
        }

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

        .header-ctas {
            display: none;
            gap: 1rem;
        }

        .mobile-menu-btn {
            background: none;
            border: none;
            color: var(--accent);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
            display: block;
        }

        .mobile-nav {
            display: none;
            background-color: var(--surface);
            padding: 1rem 1.25rem;
            border-bottom: 1px solid rgba(245, 197, 66, 0.2);
        }

        .mobile-nav.active {
            display: block;
        }

        .mobile-nav ul {
            list-style: none;
            margin-bottom: 1.5rem;
        }

        .mobile-nav li {
            margin-bottom: 0.75rem;
        }

        .mobile-nav a {
            color: var(--text);
            font-weight: 600;
            display: block;
            padding: 0.5rem 0;
        }

        @media (min-width: 1024px) {
            .nav-desktop ul { display: flex; }
            .header-ctas { display: flex; }
            .mobile-menu-btn { display: none; }
            .mobile-nav { display: none !important; }
        }

        /* Hero Banner */
        .hero-banner {
            background: radial-gradient(circle at top, var(--surface) 0%, var(--bg) 100%);
            padding: 3rem 1.25rem 4rem;
            text-align: center;
            border-bottom: 1px solid rgba(245, 197, 66, 0.2);
            position: relative;
            overflow: hidden;
        }

        .hero-banner::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-image:
                linear-gradient(90deg, rgba(245, 197, 66, 0.03) 1px, transparent 1px),
                linear-gradient(rgba(245, 197, 66, 0.03) 1px, transparent 1px);
            background-size: 20px 20px;
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
            margin: 0 auto;
        }

        .breadcrumb {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 1.5rem;
            display: inline-block;
            background: rgba(35, 32, 18, 0.8);
            padding: 0.4rem 1rem;
            border-radius: 20px;
            border: 1px solid rgba(184, 178, 143, 0.2);
        }

        .hero-banner h1 {
            font-family: var(--font-display);
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            color: var(--accent);
            text-transform: uppercase;
            line-height: 1.1;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }

        .meta-chips {
            display: flex;
            gap: 0.75rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .meta-chips .chip {
            background-color: var(--surface);
            color: var(--muted);
            padding: 0.3rem 1rem;
            border-radius: 4px;
            font-size: 0.85rem;
            border-left: 3px solid var(--accent2);
            font-weight: 600;
        }

        /* Main Content Article */
        .article-content {
            max-width: 840px;
            margin: 0 auto;
            padding: 3rem 1.25rem;
        }

        /* Intro Blockquote */
        .intro-blockquote {
            background-color: var(--surface);
            padding: 2rem;
            border-radius: 8px;
            border-top: 4px solid var(--accent);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            margin-bottom: 3rem;
            position: relative;
        }

        .intro-blockquote::before {
            content: '"';
            font-family: var(--font-display);
            font-size: 6rem;
            color: rgba(245, 197, 66, 0.1);
            position: absolute;
            top: -10px;
            left: 20px;
            line-height: 1;
        }

        .intro-blockquote p {
            font-size: 1.1rem;
            color: var(--text);
            position: relative;
            z-index: 1;
        }

        /* Sections */
        .content-section {
            margin-bottom: 3.5rem;
        }

        .content-section h2 {
            font-family: var(--font-display);
            font-size: 2.2rem;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .content-section h2::before {
            content: '';
            display: inline-block;
            width: 24px;
            height: 24px;
            background-color: var(--accent);
            border-radius: 50%;
            background-image: radial-gradient(circle at 30% 30%, #fff 10%, transparent 20%);
            box-shadow: inset -3px -3px 6px rgba(0,0,0,0.3);
        }

        .content-section p {
            margin-bottom: 1.25rem;
            color: var(--text);
            font-size: 1.05rem;
        }

        /* Numbered Step Lists (Coin Stack Style) */
        .step-list {
            list-style: none;
            margin: 2rem 0;
            counter-reset: custom-counter;
            display: grid;
            gap: 1rem;
        }

        .step-list li {
            background-color: var(--surface);
            padding: 1.25rem 1.25rem 1.25rem 4.5rem;
            border-radius: 6px;
            position: relative;
            border: 1px solid rgba(184, 178, 143, 0.15);
            font-weight: 600;
        }

        .step-list li::before {
            counter-increment: custom-counter;
            content: counter(custom-counter);
            position: absolute;
            left: 1rem;
            top: 50%;
            transform: translateY(-50%);
            background: linear-gradient(135deg, var(--accent) 0%, #c29b30 100%);
            color: var(--bg);
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 600;
            box-shadow: 0 4px 0 rgba(0,0,0,0.4);
        }

        /* FAQ Section */
        .faq-section {
            margin-top: 4rem;
            padding-top: 3rem;
            border-top: 1px dashed rgba(184, 178, 143, 0.3);
        }

        .faq-section h2 {
            text-align: center;
            justify-content: center;
        }

        .faq-section h2::before { display: none; }

        details {
            background-color: var(--surface);
            margin-bottom: 1rem;
            border-radius: 6px;
            border: 1px solid rgba(245, 197, 66, 0.2);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        details[open] {
            border-color: var(--accent);
            box-shadow: 0 4px 15px rgba(0,0,0,0.4);
        }

        summary {
            padding: 1.25rem 1.5rem;
            font-family: var(--font-display);
            font-size: 1.4rem;
            color: var(--accent);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

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

        summary::after {
            content: '+';
            font-size: 1.8rem;
            color: var(--muted);
            transition: transform 0.3s;
        }

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

        details p {
            padding: 0 1.5rem 1.5rem;
            margin: 0;
            color: var(--muted);
        }

        /* Related Links Grid */
        .related-section {
            margin-top: 4rem;
            background-color: var(--surface);
            padding: 2.5rem;
            border-radius: 8px;
            text-align: center;
        }

        .related-section h3 {
            font-family: var(--font-display);
            font-size: 1.8rem;
            color: var(--text);
            text-transform: uppercase;
            margin-bottom: 1.5rem;
        }

        .related-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
        }

        .related-grid a {
            background-color: var(--bg);
            color: var(--muted);
            padding: 0.8rem 1.5rem;
            border-radius: 30px;
            border: 1px solid rgba(184, 178, 143, 0.3);
            font-weight: 600;
            font-size: 0.95rem;
        }

        .related-grid a:hover {
            background-color: var(--accent);
            color: var(--bg);
            border-color: var(--accent);
        }

        /* Grand CTA */
        .grand-cta {
            background: linear-gradient(135deg, #2a2615 0%, var(--bg) 100%);
            padding: 5rem 1.25rem;
            text-align: center;
            border-top: 4px solid var(--accent);
            margin-top: 4rem;
            position: relative;
        }

        .grand-cta::after {
            content: '';
            position: absolute;
            top: 0; left: 50%; transform: translateX(-50%);
            width: 100px; height: 4px;
            background-color: var(--accent2);
        }

        .grand-cta h2 {
            font-family: var(--font-display);
            font-size: clamp(2.2rem, 5vw, 3.5rem);
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 1rem;
        }

        .grand-cta p {
            font-size: 1.1rem;
            color: var(--muted);
            margin-bottom: 2.5rem;
            max-width: 600px;
            margin-inline: auto;
        }

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

        /* Footer (Verbatim Styling) */
        footer {
            background-color: var(--surface);
            padding: 4rem 0 2rem;
            border-top: 1px solid rgba(245, 197, 66, 0.2);
        }

        .footer-grid {
            display: grid;
            gap: 2.5rem;
            grid-template-columns: 1fr;
        }

        @media (min-width: 768px) {
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (min-width: 1024px) {
            .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
        }

        .footer-brand .logo {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            justify-content: flex-start;
        }

        .footer-tagline {
            color: var(--muted);
            max-width: 300px;
        }

        .footer-links h4 {
            font-family: var(--font-display);
            color: var(--text);
            font-size: 1.5rem;
            margin-bottom: 1.25rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .footer-links ul {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 0.75rem;
        }

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

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }

        .footer-bottom {
            text-align: center;
            color: var(--muted);
            margin-top: 4rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.9rem;
        }

        /* Media Queries for Typography */
        @media (max-width: 767px) {
            .content-section h2 { font-size: 1.8rem; }
            .intro-blockquote { padding: 1.5rem; }
            .step-list li { padding-left: 4rem; }
            .step-list li::before { width: 30px; height: 30px; font-size: 1.2rem; }
            .grand-cta .btn { width: 100%; }
        }


/* 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; }