/* CSS Variables & Theme */
        :root {
            --bg: #0a0a1c;
            --surface: #161638;
            --surface-light: #1f1f4a;
            --accent: #c084fc;
            --accent-hover: #d8b4fe;
            --accent2: #818cf8;
            --text: #f2f0ff;
            --muted: #a5a1c9;
            --font-display: 'Teko', sans-serif;
            --font-body: 'Nunito', sans-serif;
            --transition: all 0.3s ease;
        }

        /* Reset & Base */
        * { 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;
            -webkit-font-smoothing: antialiased;
        }
        a { color: var(--accent2); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); }
        h1, h2, h3, h4, .font-display { font-family: var(--font-display); font-weight: 500; line-height: 1.1; letter-spacing: 0.5px; }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.5rem;
            border-radius: 8px;
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            min-height: 44px;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
            color: var(--bg) !important;
            box-shadow: 0 4px 15px rgba(192, 132, 252, 0.3);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent) 100%);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(192, 132, 252, 0.5);
        }
        .btn-secondary {
            background: transparent;
            color: var(--accent) !important;
            border: 2px solid var(--accent);
        }
        .btn-secondary:hover {
            background: rgba(192, 132, 252, 0.1);
            color: var(--accent-hover) !important;
        }

        /* Header (Part A1 styling) */
        header {
            background-color: rgba(10, 10, 28, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(192, 132, 252, 0.2);
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }
        .logo {
            font-family: var(--font-display);
            font-size: 2.5rem;
            color: var(--text) !important;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 2px;
            display: flex;
            align-items: center;
        }
        .nav-links { display: none; gap: 1.5rem; }
        .nav-links a { color: var(--text); font-weight: 600; font-size: 1rem; }
        .nav-links a:hover { color: var(--accent); }
        .header-actions { display: none; gap: 1rem; }
        .mobile-toggle {
            background: none; border: none; color: var(--text);
            font-size: 1.8rem; cursor: pointer; padding: 0.5rem;
        }
        .mobile-menu {
            display: none; background: var(--surface);
            position: absolute; top: 70px; left: 0; width: 100%;
            padding: 1.5rem; border-bottom: 1px solid var(--accent);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }
        .mobile-menu.active { display: flex; flex-direction: column; gap: 1.5rem; }
        .mobile-menu .nav-links { display: flex; flex-direction: column; gap: 1rem; }
        .mobile-menu .header-actions { display: flex; flex-direction: column; }

        /* Page Banner - Batik Mega Motif */
        .page-banner {
            position: relative;
            padding: 5rem 1.5rem 4rem;
            text-align: center;
            background: linear-gradient(to bottom, #0f0f2a, var(--bg));
            overflow: hidden;
            border-bottom: 1px solid rgba(129, 140, 248, 0.1);
        }
        /* CSS Batik Megamendung interpretation */
        .page-banner::before, .page-banner::after {
            content: ''; position: absolute; border-radius: 50px;
            background: rgba(192, 132, 252, 0.03);
            box-shadow: 0 0 0 20px rgba(129, 140, 248, 0.02), 0 0 0 40px rgba(192, 132, 252, 0.01);
            z-index: 0;
        }
        .page-banner::before { width: 300px; height: 100px; top: -20px; left: -50px; transform: rotate(-15deg); }
        .page-banner::after { width: 400px; height: 120px; bottom: -30px; right: -100px; transform: rotate(10deg); }

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

        .breadcrumb {
            font-size: 0.9rem; color: var(--muted);
            margin-bottom: 1.5rem; display: inline-block;
            background: var(--surface); padding: 0.4rem 1rem; border-radius: 20px;
            border: 1px solid rgba(165, 161, 201, 0.2);
        }

        h1 {
            font-size: 3.5rem;
            color: var(--text);
            margin-bottom: 1.5rem;
            text-shadow: 0 4px 15px rgba(0,0,0,0.5);
            background: linear-gradient(to right, var(--text), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .meta-chips {
            display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap;
        }
        .chip {
            font-size: 0.85rem; font-weight: 600; color: var(--accent2);
            background: rgba(129, 140, 248, 0.1);
            padding: 0.4rem 1rem; border-radius: 6px;
            border: 1px solid rgba(129, 140, 248, 0.3);
            display: flex; align-items: center; gap: 0.5rem;
        }
        .chip::before { content: '✦'; font-size: 0.7rem; }

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

        .intro-block {
            background: var(--surface);
            padding: 2.5rem;
            border-radius: 16px;
            border-left: 4px solid var(--accent);
            font-size: 1.15rem;
            color: var(--text);
            margin-bottom: 4rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            position: relative;
        }
        .intro-block::after {
            content: '❝'; position: absolute; top: -10px; right: 20px;
            font-size: 4rem; font-family: serif; color: rgba(192, 132, 252, 0.1);
        }

        .section-block { margin-bottom: 4rem; }
        .section-block h2 {
            font-size: 2.5rem; color: var(--accent);
            margin-bottom: 1.5rem;
            display: flex; align-items: center; gap: 1rem;
        }
        .section-block h2::before {
            content: ''; display: block; width: 40px; height: 3px;
            background: var(--accent2); border-radius: 2px;
        }
        .section-block p { margin-bottom: 1.2rem; color: var(--muted); font-size: 1.05rem; }
        .section-block p:last-child { margin-bottom: 0; }

        /* Custom List Layout */
        .grid-layout {
            display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center;
        }
        .list-card {
            background: linear-gradient(145deg, var(--surface), var(--surface-light));
            padding: 2rem; border-radius: 16px;
            border: 1px solid rgba(192, 132, 252, 0.2);
            box-shadow: inset 0 0 20px rgba(0,0,0,0.2);
        }
        .custom-list { list-style: none; }
        .custom-list li {
            position: relative; padding-left: 2.5rem; margin-bottom: 1.2rem;
            color: var(--text); font-weight: 600; font-size: 1.05rem;
        }
        .custom-list li:last-child { margin-bottom: 0; }
        .custom-list li::before {
            content: '❖'; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
            color: var(--accent2); font-size: 1.2rem;
            background: rgba(129, 140, 248, 0.1); width: 32px; height: 32px;
            display: flex; align-items: center; justify-content: center; border-radius: 8px;
        }

        /* FAQ Section */
        .faq-section {
            background: var(--surface); padding: 4rem 2rem;
            border-radius: 24px; margin: 4rem 0;
            border: 1px solid rgba(165, 161, 201, 0.1);
        }
        .faq-section h2 { justify-content: center; margin-bottom: 3rem; text-align: center; }
        .faq-section h2::before { display: none; }

        details {
            background: var(--bg); margin-bottom: 1rem;
            border-radius: 12px; overflow: hidden;
            border: 1px solid rgba(192, 132, 252, 0.1);
            transition: var(--transition);
        }
        details:hover { border-color: rgba(192, 132, 252, 0.4); }
        summary {
            padding: 1.5rem; cursor: pointer; font-family: var(--font-display);
            font-size: 1.5rem; color: var(--text); list-style: none;
            display: flex; justify-content: space-between; align-items: center;
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: '+'; font-size: 1.8rem; color: var(--accent2);
            font-family: var(--font-body); font-weight: 300; transition: transform 0.3s;
        }
        details[open] summary::after { transform: rotate(45deg); color: var(--accent); }
        details p { padding: 0 1.5rem 1.5rem; color: var(--muted); margin: 0; }

        /* Related Pages Hub */
        .related-hub { margin: 4rem 0; }
        .related-hub h3 { font-size: 2rem; text-align: center; margin-bottom: 2rem; color: var(--text); }
        .related-grid {
            display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem;
        }
        .related-card {
            background: var(--surface); padding: 1.5rem 1rem; text-align: center;
            border-radius: 12px; border-bottom: 3px solid transparent;
            font-family: var(--font-display); font-size: 1.3rem; letter-spacing: 0.5px;
            display: flex; flex-direction: column; align-items: center; justify-content: center;
            min-height: 100px;
        }
        .related-card:hover {
            background: var(--surface-light); border-bottom-color: var(--accent);
            transform: translateY(-5px); color: var(--accent);
        }

        /* Megah CTA Block */
        .cta-mega {
            background: linear-gradient(135deg, var(--surface) 0%, #1a1a40 100%);
            padding: 5rem 2rem; text-align: center; border-radius: 24px;
            margin: 5rem 0 2rem; position: relative; overflow: hidden;
            border: 1px solid rgba(192, 132, 252, 0.3);
            box-shadow: 0 20px 50px rgba(0,0,0,0.4);
        }
        .cta-mega::before {
            content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
            background: radial-gradient(circle at center, rgba(192, 132, 252, 0.1) 0%, transparent 50%);
            animation: pulse 10s infinite alternate; z-index: 0;
        }
        @keyframes pulse { 0% { transform: scale(1); } 100% { transform: scale(1.1); } }

        .cta-content { position: relative; z-index: 1; }
        .cta-mega h2 { font-size: 3rem; margin-bottom: 1rem; color: var(--text); justify-content: center; }
        .cta-mega h2::before { display: none; }
        .cta-mega p { font-size: 1.2rem; color: var(--muted); margin-bottom: 2.5rem; max-width: 600px; margin-left: auto; margin-right: auto; }
        .cta-actions { display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; }
        .cta-actions .btn { min-width: 200px; }

        /* Footer (Part A2 styling) */
        footer {
            background-color: #050510; padding: 4rem 0 2rem;
            border-top: 1px solid rgba(165, 161, 201, 0.1); margin-top: 2rem;
        }
        .footer-grid {
            display: grid; grid-template-columns: 1fr; gap: 3rem; margin-bottom: 3rem;
        }
        .footer-brand {
            font-family: var(--font-display); font-size: 2.5rem;
            color: var(--text); font-weight: 700; text-transform: uppercase;
            letter-spacing: 2px; margin-bottom: 1rem;
        }
        .footer-info p { color: var(--muted); font-size: 0.95rem; max-width: 300px; }
        .footer-links-group h4 {
            font-size: 1.5rem; color: var(--text); margin-bottom: 1.5rem;
            position: relative; padding-bottom: 0.5rem;
        }
        .footer-links-group h4::after {
            content: ''; position: absolute; left: 0; bottom: 0;
            width: 30px; height: 2px; background: var(--accent);
        }
        .footer-links { display: flex; flex-direction: column; gap: 0.8rem; }
        .footer-links a { color: var(--muted); font-size: 0.95rem; }
        .footer-links a:hover { color: var(--accent2); padding-left: 5px; }
        .footer-bottom {
            text-align: center; padding-top: 2rem; border-top: 1px solid rgba(165, 161, 201, 0.1);
            color: var(--muted); font-size: 0.9rem;
        }

        /* Responsive Breakpoints */
        @media (min-width: 768px) {
            .grid-layout { grid-template-columns: 1.2fr 0.8fr; }
            .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
            h1 { font-size: 4rem; }
            .section-block h2 { font-size: 2.8rem; }
        }
        @media (min-width: 1024px) {
            .nav-links { display: flex; }
            .header-actions { display: flex; }
            .mobile-toggle { display: none; }
            .page-banner { padding: 7rem 1.5rem 5rem; }
            h1 { font-size: 4.5rem; }
        }


/* 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; }