:root {
            --bg: #050e16;
            --surface: #0c1e2e;
            --surface-hover: #132d45;
            --accent: #ffc857;
            --accent-hover: #e6b043;
            --accent2: #22d3ee;
            --text: #f0faff;
            --muted: #8fadc2;

            --font-display: 'Montserrat', sans-serif;
            --font-body: 'Lora', serif;

            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;

            --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            --glow: 0 0 20px rgba(34, 211, 238, 0.15);
        }

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }

        h1, h2, h3, h4, h5, h6, .display-font {
            font-family: var(--font-display);
            line-height: 1.3;
            color: var(--text);
        }

        a {
            color: var(--accent2);
            text-decoration: none;
            transition: color 0.3s ease;
        }

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

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

        .content-container {
            max-width: 840px;
            margin: 0 auto;
        }

        /* BUTTONS */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            border-radius: 50px;
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 44px;
            border: none;
        }

        .btn-primary {
            background-color: var(--accent);
            color: #000;
            box-shadow: 0 4px 15px rgba(255, 200, 87, 0.3);
        }

        .btn-primary:hover {
            background-color: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 200, 87, 0.4);
            color: #000;
        }

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

        .btn-secondary:hover {
            background-color: rgba(34, 211, 238, 0.1);
            color: var(--accent2);
        }

        /* HEADER */
        header {
            background-color: rgba(5, 14, 22, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255,255,255,0.05);
            position: sticky;
            top: 0;
            z-index: 100;
        }

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

        .logo {
            font-family: var(--font-display);
            font-weight: 900;
            font-size: 24px;
            color: var(--text);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            text-transform: lowercase;
        }

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

        .nav-links {
            display: none;
            gap: 24px;
        }

        .nav-links a {
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 14px;
            color: var(--text);
        }

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

        .nav-actions {
            display: none;
            gap: 12px;
        }

        .mobile-toggle {
            display: block;
            background: none;
            border: none;
            color: var(--text);
            font-size: 24px;
            cursor: pointer;
            min-width: 44px;
            min-height: 44px;
        }

        /* Mobile Menu Active State */
        header.nav-active .nav-links {
            display: flex;
            flex-direction: column;
            position: absolute;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--surface);
            padding: 20px;
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }

        header.nav-active .nav-actions {
            display: flex;
            flex-direction: column;
            position: absolute;
            top: calc(70px + 240px); /* Adjust based on nav links height */
            left: 0;
            width: 100%;
            background-color: var(--surface);
            padding: 0 20px 20px 20px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.5);
        }

        /* HERO BANNER - CARNIVAL MOTIF */
        .hero-banner {
            position: relative;
            padding: 60px 0;
            background: radial-gradient(circle at 80% 20%, #0a2640 0%, var(--bg) 60%);
            overflow: hidden;
            border-bottom: 1px solid rgba(34, 211, 238, 0.1);
            text-align: center;
        }

        /* Decorative Elements */
        .hero-banner::before, .hero-banner::after {
            content: '';
            position: absolute;
            border-radius: 50%;
            background: rgba(34, 211, 238, 0.05);
            z-index: 0;
        }

        .hero-banner::before {
            width: 300px;
            height: 300px;
            top: -100px;
            left: -100px;
            border: 2px solid rgba(34, 211, 238, 0.1);
        }

        .hero-banner::after {
            width: 150px;
            height: 150px;
            bottom: 20px;
            right: 10%;
            background: rgba(255, 200, 87, 0.03);
            border: 2px dashed rgba(255, 200, 87, 0.15);
            animation: rotate 20s linear infinite;
        }

        @keyframes rotate {
            100% { transform: rotate(360deg); }
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            font-family: var(--font-display);
            font-size: 12px;
            color: var(--muted);
            margin-bottom: 24px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(12, 30, 46, 0.6);
            padding: 8px 16px;
            border-radius: 50px;
            border: 1px solid rgba(255,255,255,0.05);
        }

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

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

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

        h1 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #ffffff 0%, #e0f2fe 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 4px 15px rgba(0,0,0,0.3);
        }

        .meta-chips {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-bottom: 0;
        }

        .chip {
            font-family: var(--font-display);
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 50px;
            background: rgba(34, 211, 238, 0.1);
            color: var(--accent2);
            border: 1px solid rgba(34, 211, 238, 0.2);
        }

        .chip:first-child {
            background: rgba(255, 200, 87, 0.1);
            color: var(--accent);
            border-color: rgba(255, 200, 87, 0.2);
        }

        /* MAIN CONTENT AREA */
        .main-article {
            padding: 60px 0;
            background-image:
                radial-gradient(circle at 15% 50%, rgba(34, 211, 238, 0.03) 0%, transparent 20%),
                radial-gradient(circle at 85% 80%, rgba(255, 200, 87, 0.03) 0%, transparent 20%);
        }

        .intro-block {
            background: var(--surface);
            padding: 32px;
            border-radius: var(--radius-lg);
            margin-bottom: 48px;
            border-top: 4px solid var(--accent);
            box-shadow: var(--shadow);
            font-size: 18px;
            line-height: 1.8;
            position: relative;
        }

        .intro-block::before {
            content: '"';
            position: absolute;
            top: -10px;
            left: 20px;
            font-family: var(--font-display);
            font-size: 80px;
            color: rgba(255, 200, 87, 0.1);
            line-height: 1;
        }

        .content-section {
            margin-bottom: 48px;
        }

        h2 {
            font-size: 24px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 16px;
        }

        /* Numbered Badge for H2 */
        .content-section {
            counter-increment: section;
        }

        h2::before {
            content: counter(section);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--surface);
            border: 2px solid var(--accent2);
            border-radius: 12px;
            font-size: 18px;
            font-weight: 800;
            color: var(--accent2);
            flex-shrink: 0;
            box-shadow: var(--glow);
        }

        .content-section p {
            margin-bottom: 20px;
            color: #d1e3f0;
        }

        /* Custom List Style */
        .feature-list {
            list-style: none;
            background: rgba(12, 30, 46, 0.4);
            padding: 24px;
            border-radius: var(--radius-md);
            border: 1px dashed rgba(34, 211, 238, 0.3);
            margin: 24px 0;
        }

        .feature-list li {
            position: relative;
            padding-left: 36px;
            margin-bottom: 16px;
            color: #d1e3f0;
        }

        .feature-list li:last-child {
            margin-bottom: 0;
        }

        .feature-list li::before {
            content: '★';
            position: absolute;
            left: 0;
            top: 2px;
            color: var(--accent);
            font-size: 18px;
        }

        /* Paragraph Cards */
        .para-card {
            background: var(--surface);
            padding: 24px;
            border-radius: var(--radius-md);
            margin-bottom: 20px;
            border-left: 4px solid var(--accent2);
            transition: transform 0.3s ease;
        }

        .para-card:hover {
            transform: translateX(5px);
            background: var(--surface-hover);
        }

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

        /* FAQ SECTION */
        .faq-section {
            margin-top: 64px;
            padding-top: 48px;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

        .faq-title {
            text-align: center;
            margin-bottom: 40px;
        }

        .faq-title::before {
            display: none;
        }

        details {
            background: var(--surface);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            border: 1px solid rgba(255,255,255,0.05);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        details[open] {
            border-color: rgba(34, 211, 238, 0.3);
            box-shadow: var(--glow);
        }

        summary {
            padding: 20px 24px;
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 16px;
            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: 24px;
            color: var(--accent);
            font-weight: 400;
            transition: transform 0.3s ease;
        }

        details[open] summary::after {
            transform: rotate(45deg);
            color: var(--accent2);
        }

        details p {
            padding: 0 24px 24px;
            color: #d1e3f0;
            margin-bottom: 0;
        }

        /* RELATED LINKS */
        .related-section {
            margin-top: 64px;
            background: var(--surface);
            padding: 40px;
            border-radius: var(--radius-xl);
            text-align: center;
            border: 1px solid rgba(255, 200, 87, 0.2);
            position: relative;
            overflow: hidden;
        }

        .related-section::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; height: 4px;
            background: linear-gradient(90deg, var(--accent2), var(--accent));
        }

        .related-title {
            font-size: 20px;
            margin-bottom: 24px;
        }

        .related-title::before { display: none; }

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

        .related-card {
            background: rgba(5, 14, 22, 0.6);
            border: 1px solid rgba(255,255,255,0.1);
            padding: 16px 24px;
            border-radius: 50px;
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .related-card::before {
            content: '🔗';
            font-size: 12px;
        }

        .related-card:hover {
            background: rgba(34, 211, 238, 0.1);
            border-color: var(--accent2);
            transform: translateY(-2px);
        }

        /* CTA SECTION */
        .cta-mega {
            margin-top: 64px;
            padding: 60px 20px;
            background: linear-gradient(135deg, #0c1e2e 0%, #062b3d 100%);
            border-radius: var(--radius-xl);
            text-align: center;
            border: 1px solid rgba(34, 211, 238, 0.2);
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }

        /* Confetti decoration in CTA */
        .cta-mega::before, .cta-mega::after {
            content: '';
            position: absolute;
            width: 20px; height: 20px;
            background: var(--accent);
            opacity: 0.2;
        }

        .cta-mega::before { top: 20%; left: 10%; transform: rotate(45deg); }
        .cta-mega::after { bottom: 20%; right: 10%; transform: rotate(15deg); border-radius: 50%; background: var(--accent2); }

        .cta-mega h2 {
            justify-content: center;
            font-size: 28px;
            margin-bottom: 16px;
        }

        .cta-mega h2::before { display: none; }

        .cta-mega p {
            font-size: 18px;
            color: #d1e3f0;
            margin-bottom: 32px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* FOOTER */
        footer {
            background-color: #03080c;
            padding: 60px 0 20px;
            border-top: 1px solid rgba(255,255,255,0.05);
            margin-top: 60px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-tagline {
            color: var(--muted);
            font-size: 14px;
            max-width: 300px;
        }

        .footer-links {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .footer-links div {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            color: var(--muted);
            font-size: 14px;
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.05);
            color: var(--muted);
            font-size: 12px;
            font-family: var(--font-display);
        }

        /* RESPONSIVE */
        @media (min-width: 768px) {
            h1 { font-size: 42px; }
            .nav-links { display: flex; }
            .mobile-toggle { display: none; }
            .footer-grid { grid-template-columns: 1fr 2fr; }
            .footer-links { grid-template-columns: repeat(3, 1fr); }
            header.nav-active .nav-links, header.nav-active .nav-actions {
                position: static;
                flex-direction: row;
                background: transparent;
                padding: 0;
                box-shadow: none;
                width: auto;
                border: none;
            }
            .nav-actions { display: flex; }
        }

        @media (min-width: 1024px) {
            h1 { font-size: 48px; }
            .content-container { padding: 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; }