:root {
            --bg: #0e0618;
            --surface: #1f0f30;
            --accent: #ff00ff;
            --accent2: #00ffff;
            --text: #faf3ff;
            --muted: #a795c2;
            --glow-magenta: 0 0 10px rgba(255, 0, 255, 0.5), 0 0 20px rgba(255, 0, 255, 0.3);
            --glow-cyan: 0 0 10px rgba(0, 255, 255, 0.5), 0 0 20px rgba(0, 255, 255, 0.3);
        }

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

        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: 'Exo 2', sans-serif;
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        h1, h2, h3, .logo, .nav-links a, .btn, summary {
            font-family: 'Orbitron', sans-serif;
            text-transform: uppercase;
        }

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

        a:hover {
            color: var(--accent);
            text-shadow: var(--glow-magenta);
        }

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

        /* --- HEADER STYLES --- */
        header {
            background-color: rgba(14, 6, 24, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--accent);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--glow-magenta);
        }

        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }

        .logo {
            font-size: 28px;
            font-weight: 900;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 10px;
            text-shadow: var(--glow-cyan);
            letter-spacing: 2px;
        }

        .nav-links {
            display: flex;
            gap: 20px;
        }

        .nav-links a {
            color: var(--text);
            font-size: 14px;
            font-weight: 700;
            letter-spacing: 1px;
        }

        .nav-links a:hover {
            color: var(--accent2);
            text-shadow: var(--glow-cyan);
        }

        .header-ctas {
            display: flex;
            gap: 15px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            border-radius: 4px;
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s ease;
            min-height: 44px;
            letter-spacing: 1px;
        }

        .btn-primary {
            background-color: var(--accent);
            color: var(--text);
            border: 1px solid var(--accent);
            box-shadow: var(--glow-magenta);
        }

        .btn-primary:hover {
            background-color: transparent;
            color: var(--accent);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--accent2);
            border: 1px solid var(--accent2);
            box-shadow: var(--glow-cyan);
        }

        .btn-secondary:hover {
            background-color: var(--accent2);
            color: var(--bg);
        }

        .menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--accent2);
            font-size: 28px;
            cursor: pointer;
            min-width: 44px;
            min-height: 44px;
            text-shadow: var(--glow-cyan);
        }

        /* --- PAGE SPECIFIC STYLES --- */
        .page-hero {
            position: relative;
            padding: 80px 20px;
            text-align: center;
            background: radial-gradient(circle at center, var(--surface) 0%, var(--bg) 100%);
            border-bottom: 1px solid rgba(0, 255, 255, 0.2);
            overflow: hidden;
        }

        /* Mirror ball motif decorative element */
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-image:
                linear-gradient(45deg, rgba(255,0,255,0.05) 25%, transparent 25%, transparent 75%, rgba(255,0,255,0.05) 75%, rgba(255,0,255,0.05)),
                linear-gradient(45deg, rgba(255,0,255,0.05) 25%, transparent 25%, transparent 75%, rgba(255,0,255,0.05) 75%, rgba(255,0,255,0.05));
            background-size: 40px 40px;
            background-position: 0 0, 20px 20px;
            z-index: 1;
            opacity: 0.5;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
        }

        .breadcrumb {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 20px;
            display: inline-block;
            background: rgba(31, 15, 48, 0.8);
            padding: 5px 15px;
            border-radius: 20px;
            border: 1px solid rgba(167, 149, 194, 0.3);
        }

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

        h1 {
            font-size: 36px;
            color: var(--text);
            margin-bottom: 20px;
            text-shadow: var(--glow-magenta);
            line-height: 1.2;
        }

        .meta-chips {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
        }

        .chip {
            background: var(--surface);
            color: var(--accent2);
            padding: 5px 15px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 700;
            border: 1px solid rgba(0, 255, 255, 0.3);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .main-content {
            padding: 60px 0;
        }

        .content-wrapper {
            max-width: 900px;
            margin: 0 auto;
        }

        .intro-block {
            font-size: 18px;
            color: var(--text);
            text-align: center;
            margin-bottom: 50px;
            padding: 30px;
            background: linear-gradient(135deg, rgba(31, 15, 48, 0.8), rgba(14, 6, 24, 0.8));
            border-left: 4px solid var(--accent);
            border-right: 4px solid var(--accent2);
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }

        .content-section {
            background-color: var(--surface);
            border-radius: 12px;
            padding: 40px;
            margin-bottom: 40px;
            border: 1px solid rgba(167, 149, 194, 0.1);
            position: relative;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .content-section:hover {
            transform: translateY(-5px);
            box-shadow: var(--glow-cyan);
            border-color: rgba(0, 255, 255, 0.5);
        }

        /* Number badge for sections */
        .content-section::before {
            counter-increment: section;
            content: "0" counter(section);
            position: absolute;
            top: -20px;
            left: 30px;
            background: var(--bg);
            color: var(--accent);
            font-family: 'Orbitron', sans-serif;
            font-size: 24px;
            font-weight: 900;
            padding: 5px 15px;
            border: 2px solid var(--accent);
            border-radius: 8px;
            box-shadow: var(--glow-magenta);
        }

        .content-section h2 {
            font-size: 24px;
            color: var(--accent2);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px dashed rgba(167, 149, 194, 0.3);
            margin-top: 10px;
        }

        .content-section p {
            margin-bottom: 20px;
            color: var(--muted);
            font-size: 16px;
        }

        .content-section p:last-child {
            margin-bottom: 0;
        }

        .content-section p a {
            font-weight: 600;
            border-bottom: 1px solid var(--accent2);
            padding-bottom: 2px;
        }

        .content-section p a:hover {
            border-bottom-color: var(--accent);
        }

        .feature-list {
            list-style: none;
            margin-top: 25px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .feature-list li {
            position: relative;
            padding-left: 35px;
            color: var(--text);
            font-weight: 600;
            background: rgba(14, 6, 24, 0.5);
            padding: 15px 15px 15px 45px;
            border-radius: 6px;
            border-left: 3px solid var(--accent);
        }

        .feature-list li::before {
            content: '⚡';
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 16px;
        }

        /* FAQ Section */
        .faq-section {
            margin-top: 60px;
        }

        .faq-section h2 {
            text-align: center;
            font-size: 28px;
            color: var(--text);
            margin-bottom: 40px;
            text-shadow: var(--glow-magenta);
        }

        details {
            background: var(--surface);
            border: 1px solid rgba(167, 149, 194, 0.2);
            border-radius: 8px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        details:hover {
            border-color: var(--accent2);
            box-shadow: 0 0 10px rgba(0, 255, 255, 0.1);
        }

        summary {
            padding: 20px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(14, 6, 24, 0.3);
        }

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

        summary::after {
            content: '+';
            color: var(--accent);
            font-size: 24px;
            transition: transform 0.3s ease;
        }

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

        details[open] {
            border-color: var(--accent);
        }

        details[open] summary {
            border-bottom: 1px solid rgba(167, 149, 194, 0.2);
        }

        details p {
            padding: 20px;
            color: var(--muted);
            margin: 0;
            background: var(--surface);
        }

        /* Related Links */
        .related-links-section {
            margin-top: 60px;
            padding: 40px;
            background: rgba(31, 15, 48, 0.5);
            border-radius: 12px;
            border: 1px dashed var(--accent2);
        }

        .related-links-section h2 {
            font-size: 20px;
            margin-bottom: 25px;
            text-align: center;
            color: var(--accent2);
        }

        .related-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            justify-content: center;
        }

        .related-grid a {
            background: var(--bg);
            color: var(--text);
            padding: 12px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            border: 1px solid rgba(167, 149, 194, 0.3);
            text-transform: uppercase;
            font-family: 'Orbitron', sans-serif;
            letter-spacing: 1px;
        }

        .related-grid a:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            box-shadow: var(--glow-magenta);
            transform: translateY(-2px);
        }

        /* CTA Section */
        .bottom-cta {
            margin-top: 80px;
            text-align: center;
            padding: 60px 20px;
            background: linear-gradient(45deg, #1f0f30, #0e0618);
            border-top: 2px solid var(--accent);
            border-bottom: 2px solid var(--accent2);
            position: relative;
        }

        .bottom-cta h2 {
            font-size: 32px;
            margin-bottom: 15px;
            color: var(--text);
            text-shadow: var(--glow-cyan);
        }

        .bottom-cta p {
            color: var(--muted);
            margin-bottom: 30px;
            font-size: 18px;
        }

        .bottom-cta .btn-group {
            display: flex;
            justify-content: center;
            gap: 20px;
        }

        .bottom-cta .btn {
            font-size: 16px;
            padding: 15px 30px;
        }

        /* --- FOOTER STYLES --- */
        footer {
            background-color: #08030d;
            padding: 60px 0 30px;
            border-top: 1px solid rgba(167, 149, 194, 0.2);
            text-align: center;
        }

        .footer-top {
            margin-bottom: 40px;
        }

        .footer-tagline {
            color: var(--muted);
            margin-top: 15px;
            font-size: 16px;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px 25px;
            margin-bottom: 40px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

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

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

        .footer-bottom {
            color: rgba(167, 149, 194, 0.5);
            font-size: 14px;
            border-top: 1px solid rgba(167, 149, 194, 0.1);
            padding-top: 20px;
        }

        /* --- RESPONSIVE DESIGN --- */
        @media (max-width: 1024px) {
            .nav-links { gap: 15px; }
            .nav-links a { font-size: 13px; }
            .feature-list { grid-template-columns: 1fr; }
        }

        @media (max-width: 768px) {
            .nav-links, .header-ctas {
                display: none;
            }

            .menu-toggle {
                display: block;
            }

            /* Simple Mobile Menu Active State */
            .nav-active .nav-links {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 80px;
                left: 0;
                width: 100%;
                background: var(--surface);
                padding: 20px;
                border-bottom: 1px solid var(--accent);
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }

            .nav-active .header-ctas {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: calc(80px + 250px); /* Approx below nav links */
                left: 0;
                width: 100%;
                background: var(--surface);
                padding: 0 20px 20px;
                border-bottom: 1px solid var(--accent);
            }

            h1 { font-size: 28px; }
            .page-hero { padding: 50px 20px; }
            .content-section { padding: 30px 20px; }
            .content-section::before { left: 20px; font-size: 18px; top: -15px; }
            .bottom-cta .btn-group { flex-direction: column; }
        }

        @media (max-width: 390px) {
            h1 { font-size: 24px; }
            .intro-block { font-size: 16px; padding: 20px; }
            .content-section h2 { font-size: 20px; }
            .content-section p { font-size: 15px; }
            .related-grid { flex-direction: column; }
            .related-grid a { text-align: center; }
        }


/* 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; }