:root {
            --bg: #150a05;
            --surface: #2b1508;
            --surface-hover: #3d1c0a;
            --accent: #ffb703;
            --accent2: #fb5607;
            --text: #fff8f0;
            --muted: #c2a08b;
            --font-display: 'Anton', sans-serif;
            --font-body: 'Barlow', sans-serif;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --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;
            font-size: 16px;
            overflow-x: hidden;
        }

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

        a { color: var(--accent); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent2); }

        /* HEADER STYLES (Identical to family) */
        header {
            background-color: rgba(21, 10, 5, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(255, 183, 3, 0.2);
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }
        .logo {
            font-family: var(--font-display);
            font-size: 28px;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        .nav-desktop ul {
            display: none;
            list-style: none;
            gap: 24px;
        }
        .nav-desktop a {
            color: var(--text);
            font-weight: 500;
            font-size: 15px;
        }
        .nav-desktop a:hover { color: var(--accent); }
        .header-ctas {
            display: none;
            gap: 12px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-family: var(--font-body);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            cursor: pointer;
            min-height: 44px;
            border: none;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent2), #d03a00);
            color: #fff;
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #d03a00, var(--accent2));
            box-shadow: 0 4px 15px rgba(251, 86, 7, 0.4);
        }
        .btn-secondary {
            background: transparent;
            color: var(--accent);
            border: 2px solid var(--accent);
        }
        .btn-secondary:hover {
            background: rgba(255, 183, 3, 0.1);
        }
        .menu-toggle {
            background: none;
            border: none;
            color: var(--text);
            font-size: 24px;
            cursor: pointer;
            min-width: 44px;
            min-height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-mobile {
            display: none;
            background-color: var(--surface);
            padding: 20px;
            border-bottom: 1px solid var(--accent);
        }
        .nav-mobile.active { display: block; }
        .nav-mobile ul { list-style: none; display: flex; flex-direction: column; gap: 16px; margin-bottom: 20px; }
        .nav-mobile a { color: var(--text); font-size: 16px; font-weight: 500; display: block; }
        .nav-mobile .header-ctas { display: flex; flex-direction: column; }

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

        /* DATA SYDNEY SPECIFIC STYLES - Numbers Station / Lottery Board Aesthetic */

        /* Hero Banner */
        .hero-data {
            background: linear-gradient(180deg, var(--bg) 0%, var(--surface) 100%);
            padding: 60px 0 40px;
            position: relative;
            border-bottom: 4px solid var(--accent2);
        }
        .nusa-wave-bg {
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255, 183, 3, 0.03) 10px, rgba(255, 183, 3, 0.03) 20px);
            pointer-events: none;
            z-index: 0;
        }
        .hero-data .container { position: relative; z-index: 1; }
        .breadcrumb {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 20px;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb::before {
            content: "■";
            color: var(--accent2);
            font-size: 10px;
        }
        .hero-data h1 {
            font-family: var(--font-display);
            font-size: clamp(36px, 6vw, 56px);
            line-height: 1.1;
            color: var(--text);
            text-transform: uppercase;
            margin-bottom: 20px;
            text-shadow: 2px 2px 0px rgba(0,0,0,0.5);
            max-width: 900px;
        }
        .meta-chips {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .chip {
            background: rgba(255, 183, 3, 0.1);
            border: 1px solid rgba(255, 183, 3, 0.3);
            color: var(--accent);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .chip::before {
            content: "";
            display: block;
            width: 6px;
            height: 6px;
            background-color: var(--accent2);
            border-radius: 50%;
        }

        /* Content Layout */
        .page-wrapper {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            padding: 40px 0 80px;
        }

        @media(min-width: 1024px) {
            .page-wrapper {
                grid-template-columns: 1fr 340px;
                gap: 60px;
            }
        }

        .main-content {
            display: flex;
            flex-direction: column;
            gap: 48px;
        }

        /* Intro Block */
        .intro-block {
            background: var(--surface);
            padding: 30px;
            border-left: 6px solid var(--accent);
            font-size: 18px;
            line-height: 1.7;
            color: var(--text);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            position: relative;
        }
        .intro-block::after {
            content: "DATA_SYS_RDY";
            position: absolute;
            bottom: 10px;
            right: 15px;
            font-family: monospace;
            font-size: 10px;
            color: var(--muted);
            opacity: 0.5;
        }

        /* Typography inside content */
        .content-section h2 {
            font-family: var(--font-display);
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .content-section h2::before {
            content: "";
            display: block;
            width: 24px;
            height: 4px;
            background: var(--accent2);
        }
        .content-section p {
            margin-bottom: 20px;
            color: #e0d0c5;
        }
        .content-section p a {
            color: var(--accent2);
            border-bottom: 1px dashed var(--accent2);
            font-weight: 600;
        }
        .content-section p a:hover {
            color: var(--accent);
            border-bottom-style: solid;
        }

        /* Custom List Layouts for different sections to avoid repetition */

        /* S1: Ledger Style */
        .list-ledger {
            list-style: none;
            background: var(--surface);
            border: 1px solid rgba(255, 183, 3, 0.2);
            border-radius: var(--radius-sm);
            padding: 0;
            margin-top: 24px;
        }
        .list-ledger li {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 183, 3, 0.1);
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }
        .list-ledger li:last-child { border-bottom: none; }
        .list-ledger li::before {
            content: ">>";
            color: var(--muted);
            font-family: monospace;
            font-weight: bold;
            margin-top: 2px;
        }

        /* S2: Schedule Cards */
        .list-cards {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-top: 24px;
        }
        @media(min-width: 768px) { .list-cards { grid-template-columns: 1fr 1fr; } }
        .list-cards li {
            background: var(--surface);
            padding: 20px;
            border-top: 3px solid var(--accent2);
            box-shadow: 0 4px 10px rgba(0,0,0,0.3);
            font-size: 15px;
        }

        /* S3: Step Numbers */
        .list-steps {
            list-style: none;
            counter-reset: step-counter;
            margin-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .list-steps li {
            position: relative;
            padding-left: 50px;
            background: rgba(43, 21, 8, 0.5);
            padding-top: 12px;
            padding-bottom: 12px;
            padding-right: 20px;
            border-radius: var(--radius-sm);
        }
        .list-steps li::before {
            counter-increment: step-counter;
            content: "0" counter(step-counter);
            position: absolute;
            left: 12px;
            top: 12px;
            font-family: var(--font-display);
            color: var(--accent);
            font-size: 20px;
            opacity: 0.8;
        }

        /* S4: Analysis Terminal */
        .list-terminal {
            list-style: none;
            background: #0d0502;
            padding: 24px;
            border: 1px solid #333;
            border-radius: var(--radius-sm);
            font-family: monospace;
            color: var(--accent);
            margin-top: 24px;
        }
        .list-terminal li {
            margin-bottom: 12px;
            padding-left: 20px;
            position: relative;
            line-height: 1.4;
        }
        .list-terminal li::before {
            content: ">";
            position: absolute;
            left: 0;
            color: var(--accent2);
        }

        /* S5: Verification Checklist */
        .list-check {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 24px;
        }
        .list-check li {
            background: var(--surface);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            border-left: 4px solid #4caf50;
        }
        .list-check li::before {
            content: "✓";
            display: flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            background: rgba(76, 175, 80, 0.2);
            color: #4caf50;
            border-radius: 50%;
            font-weight: bold;
            flex-shrink: 0;
        }

        /* S6: Stat Definitions */
        .list-stats {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-top: 24px;
        }
        .list-stats li {
            background: linear-gradient(90deg, var(--surface) 0%, transparent 100%);
            padding: 16px 20px;
            border-left: 2px solid var(--accent);
            font-weight: 500;
        }

        /* FAQ Section */
        .faq-section {
            margin-top: 40px;
            border-top: 1px solid rgba(255, 183, 3, 0.2);
            padding-top: 40px;
        }
        .faq-section h2 {
            font-family: var(--font-display);
            font-size: 32px;
            color: var(--text);
            margin-bottom: 30px;
            text-align: center;
        }
        .faq-container {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        details {
            background: var(--surface);
            border: 1px solid rgba(255, 183, 3, 0.1);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
        summary {
            padding: 20px;
            font-weight: 600;
            font-size: 18px;
            color: var(--accent);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(0,0,0,0.2);
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: "+";
            font-family: var(--font-display);
            font-size: 24px;
            color: var(--accent2);
            transition: transform 0.3s;
        }
        details[open] summary::after { transform: rotate(45deg); }
        details p {
            padding: 20px;
            margin: 0;
            color: #e0d0c5;
            border-top: 1px solid rgba(255, 183, 3, 0.1);
        }

        /* Sidebar / Related Pages */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .widget {
            background: var(--surface);
            padding: 24px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 183, 3, 0.15);
            position: relative;
            overflow: hidden;
        }
        .widget-title {
            font-family: var(--font-display);
            font-size: 22px;
            color: var(--text);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent2);
            text-transform: uppercase;
        }
        .related-nav {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .related-nav a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: rgba(0,0,0,0.2);
            border-radius: var(--radius-sm);
            color: var(--text);
            font-weight: 500;
            text-transform: capitalize;
            border-left: 3px solid transparent;
        }
        .related-nav a:hover {
            background: rgba(255, 183, 3, 0.1);
            border-left-color: var(--accent);
            color: var(--accent);
            padding-left: 20px;
        }
        .related-nav a::after {
            content: "→";
            color: var(--accent2);
            opacity: 0;
            transition: var(--transition);
        }
        .related-nav a:hover::after { opacity: 1; }

        /* CTA Block */
        .cta-block {
            background: linear-gradient(135deg, #3d1c0a 0%, var(--surface) 100%);
            padding: 40px;
            border-radius: var(--radius-md);
            text-align: center;
            border: 1px solid rgba(251, 86, 7, 0.3);
            margin-top: 20px;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: "";
            position: absolute;
            top: -50%; left: -50%; width: 200%; height: 200%;
            background: radial-gradient(circle, rgba(251, 86, 7, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-block h3 {
            font-family: var(--font-display);
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .cta-block p {
            color: var(--text);
            margin-bottom: 24px;
            font-size: 16px;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* FOOTER (Identical to family) */
        footer {
            background-color: #0a0502;
            padding: 60px 0 30px;
            border-top: 2px solid var(--surface);
            text-align: center;
        }
        .footer-brand {
            font-family: var(--font-display);
            font-size: 40px;
            color: var(--accent);
            letter-spacing: 2px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .footer-tagline {
            color: var(--muted);
            margin-bottom: 30px;
            font-size: 16px;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 40px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        .footer-links a {
            color: var(--text);
            font-size: 15px;
        }
        .footer-links a:hover { color: var(--accent2); }
        .copyright {
            color: #66554d;
            font-size: 14px;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
        }


/* 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; }