:root {
            --bg: #0e0618;
            --surface: #1f0f30;
            --surface-light: #2d1646;
            --accent: #ff00ff;
            --accent-glow: rgba(255, 0, 255, 0.6);
            --accent2: #00ffff;
            --accent2-glow: rgba(0, 255, 255, 0.6);
            --text: #faf3ff;
            --muted: #a795c2;
            --font-display: 'Orbitron', sans-serif;
            --font-body: 'Exo 2', sans-serif;
            --container-w: 1140px;
            --transition: all 0.3s ease;
        }

        * {
            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;
            overflow-x: hidden;
            position: relative;
        }

        /* Background Motif - Mirror Ball / Disco Lights */
        body::before, body::after {
            content: '';
            position: fixed;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            filter: blur(120px);
            z-index: -1;
            opacity: 0.15;
            pointer-events: none;
        }
        body::before {
            top: -200px;
            left: -200px;
            background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
        }
        body::after {
            bottom: -200px;
            right: -200px;
            background: radial-gradient(circle, var(--accent2) 0%, transparent 70%);
        }

        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }

        a {
            color: var(--accent2);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
            text-shadow: 0 0 8px var(--accent-glow);
        }

        h1, h2, h3, .logo {
            font-family: var(--font-display);
            text-transform: uppercase;
            letter-spacing: 1px;
            line-height: 1.2;
        }

        /* --- BUTTONS --- */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 14px;
            text-transform: uppercase;
            border-radius: 4px;
            cursor: pointer;
            transition: var(--transition);
            min-height: 44px;
            text-align: center;
            border: none;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 0 15px var(--accent-glow);
        }
        .btn-primary:hover {
            background: #fff;
            color: var(--accent);
            box-shadow: 0 0 25px var(--accent-glow);
        }
        .btn-secondary {
            background: transparent;
            color: var(--accent2);
            border: 2px solid var(--accent2);
            box-shadow: inset 0 0 10px rgba(0,255,255,0.2), 0 0 10px rgba(0,255,255,0.2);
        }
        .btn-secondary:hover {
            background: var(--accent2);
            color: var(--bg);
            box-shadow: 0 0 20px var(--accent2-glow);
        }

        /* --- HEADER --- */
        header {
            background: rgba(14, 6, 24, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 0, 255, 0.2);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 15px 0;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 24px;
            font-weight: 900;
            color: #fff;
            text-shadow: 0 0 10px var(--accent), 2px 2px 0px var(--accent2);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-links {
            display: none;
            gap: 20px;
        }
        .nav-links a {
            color: var(--text);
            font-weight: 500;
            font-size: 15px;
        }
        .nav-links a:hover {
            color: var(--accent2);
        }
        .header-ctas {
            display: none;
            gap: 15px;
        }
        .menu-toggle {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 28px;
            cursor: pointer;
            display: block;
            min-width: 44px;
            min-height: 44px;
        }

        /* --- HERO SECTION --- */
        .hero {
            padding: 60px 0 40px;
            text-align: center;
            position: relative;
            border-bottom: 1px solid var(--surface-light);
            background: linear-gradient(180deg, rgba(31,15,48,0) 0%, rgba(31,15,48,0.8) 100%);
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 20px;
            display: inline-block;
            background: var(--surface);
            padding: 6px 16px;
            border-radius: 20px;
            border: 1px solid rgba(167, 149, 194, 0.2);
        }
        .hero h1 {
            font-size: 32px;
            margin-bottom: 20px;
            background: linear-gradient(to right, #fff, var(--accent2), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 20px rgba(255,0,255,0.2);
        }
        .meta-chips {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
        }
        .chip {
            font-size: 12px;
            font-family: var(--font-display);
            color: var(--accent2);
            background: rgba(0, 255, 255, 0.1);
            padding: 6px 12px;
            border: 1px solid rgba(0, 255, 255, 0.3);
            border-radius: 4px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* --- MAIN CONTENT --- */
        .main-content {
            padding: 50px 0;
        }

        .intro-block {
            background: var(--surface);
            padding: 30px;
            border-radius: 12px;
            border-left: 4px solid var(--accent);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            margin-bottom: 50px;
            font-size: 18px;
            line-height: 1.8;
            position: relative;
            overflow: hidden;
        }
        .intro-block::before {
            content: '';
            position: absolute;
            top: 0; right: 0;
            width: 150px; height: 150px;
            background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
            opacity: 0.2;
            pointer-events: none;
        }

        .content-section {
            margin-bottom: 60px;
        }
        .content-section h2 {
            font-size: 24px;
            color: #fff;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .content-section h2::before {
            content: '';
            display: block;
            width: 30px;
            height: 3px;
            background: var(--accent2);
            box-shadow: 0 0 10px var(--accent2-glow);
        }
        .content-section p {
            margin-bottom: 20px;
            color: var(--muted);
            font-size: 16px;
        }
        .content-section p a {
            font-weight: 600;
            border-bottom: 1px dashed var(--accent2);
        }

        /* Step List Styling */
        .step-list {
            list-style: none;
            counter-reset: qris-step;
            margin: 30px 0;
            display: grid;
            gap: 20px;
        }
        .step-list li {
            position: relative;
            background: var(--surface);
            padding: 20px 20px 20px 70px;
            border-radius: 8px;
            border: 1px solid rgba(255,255,255,0.05);
            transition: var(--transition);
        }
        .step-list li:hover {
            border-color: rgba(0,255,255,0.3);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
        }
        .step-list li::before {
            counter-increment: qris-step;
            content: counter(qris-step);
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            background: var(--bg);
            border: 2px solid var(--accent);
            color: var(--accent);
            font-family: var(--font-display);
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            box-shadow: 0 0 10px rgba(255,0,255,0.3);
        }

        /* --- FAQ SECTION --- */
        .faq-section {
            background: var(--surface);
            padding: 60px 0;
            border-top: 1px solid var(--surface-light);
            border-bottom: 1px solid var(--surface-light);
        }
        .faq-section h2 {
            text-align: center;
            font-size: 28px;
            margin-bottom: 40px;
            color: #fff;
            text-shadow: 0 0 10px var(--accent-glow);
        }
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        details {
            background: var(--bg);
            border: 1px solid var(--surface-light);
            border-radius: 8px;
            overflow: hidden;
            transition: var(--transition);
        }
        details[open] {
            border-color: var(--accent);
            box-shadow: 0 0 15px rgba(255,0,255,0.1);
        }
        summary {
            padding: 20px;
            font-family: var(--font-display);
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
            min-height: 44px;
        }
        summary::-webkit-details-marker {
            display: none;
        }
        summary::after {
            content: '+';
            color: var(--accent2);
            font-size: 24px;
            transition: var(--transition);
        }
        details[open] summary::after {
            content: '−';
            color: var(--accent);
        }
        details p {
            padding: 0 20px 20px;
            color: var(--muted);
            margin: 0;
        }

        /* --- RELATED LINKS --- */
        .related-section {
            padding: 60px 0;
            text-align: center;
        }
        .related-section h2 {
            font-size: 24px;
            margin-bottom: 30px;
            color: var(--muted);
        }
        .nav-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
        }
        .nav-grid a {
            display: inline-block;
            padding: 12px 20px;
            background: var(--surface);
            border: 1px solid rgba(0,255,255,0.2);
            border-radius: 30px;
            color: var(--text);
            font-size: 14px;
            text-transform: capitalize;
            min-height: 44px;
            display: flex;
            align-items: center;
        }
        .nav-grid a:hover {
            background: rgba(0,255,255,0.1);
            border-color: var(--accent2);
            color: var(--accent2);
            box-shadow: 0 0 15px rgba(0,255,255,0.2);
        }

        /* --- MEGA CTA --- */
        .mega-cta {
            background: linear-gradient(45deg, var(--surface) 0%, #2a0a3a 100%);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
            border-top: 2px solid var(--accent);
        }
        .mega-cta::before {
            content: '';
            position: absolute;
            top: 50%; left: 50%;
            transform: translate(-50%, -50%);
            width: 100%; height: 100%;
            background: radial-gradient(circle, rgba(255,0,255,0.1) 0%, transparent 60%);
            pointer-events: none;
        }
        .mega-cta h2 {
            font-size: 36px;
            margin-bottom: 20px;
            color: #fff;
            text-shadow: 0 0 15px var(--accent-glow);
        }
        .mega-cta p {
            font-size: 18px;
            color: var(--text);
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-group {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        /* --- FOOTER --- */
        footer {
            background: #09030f;
            padding: 60px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
        }
        .footer-top {
            margin-bottom: 40px;
        }
        .footer-tagline {
            color: var(--muted);
            margin-top: 15px;
            font-size: 14px;
        }
        .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;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            color: rgba(167, 149, 194, 0.5);
            font-size: 12px;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
        }

        /* --- RESPONSIVE --- */
        @media (max-width: 767px) {
            .nav-links.active {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--surface);
                padding: 20px;
                border-bottom: 1px solid var(--accent);
            }
            .header-ctas.active {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: calc(100% + 220px); /* Adjust based on nav height */
                left: 0;
                width: 100%;
                background: var(--surface);
                padding: 20px;
                border-bottom: 1px solid var(--accent);
            }
        }

        @media (min-width: 768px) {
            .hero h1 { font-size: 42px; }
            .content-section h2 { font-size: 28px; }
            .step-list { grid-template-columns: 1fr 1fr; }
            .mega-cta h2 { font-size: 48px; }
        }

        @media (min-width: 1024px) {
            .header-inner { padding: 5px 0; }
            .menu-toggle { display: none; }
            .nav-links { display: flex; }
            .header-ctas { display: flex; }
            .hero { padding: 80px 0 60px; }
            .hero h1 { font-size: 52px; }
            .content-section { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; align-items: start; }
            .content-section h2 { margin-bottom: 0; position: sticky; top: 100px; }
            .step-list { grid-column: 1 / -1; grid-template-columns: repeat(3, 1fr); }
            /* Special layout for the first section to keep list full width */
            .content-section:nth-of-type(1) { display: block; }
        }


/* 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; }