:root {
            --bg: #150a05;
            --surface: #2b1508;
            --surface-light: #3d200d;
            --accent: #ffb703;
            --accent2: #fb5607;
            --text: #fff8f0;
            --muted: #c2a08b;
            --font-display: 'Anton', sans-serif;
            --font-body: 'Barlow', sans-serif;
            --container-w: 1200px;
        }

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

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

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        h1, h2, h3, h4 {
            font-family: var(--font-display);
            text-transform: uppercase;
            font-weight: 400;
            letter-spacing: 0.05em;
            line-height: 1.2;
        }

        .container {
            width: 100%;
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.5rem;
            font-family: var(--font-display);
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.2s ease;
            min-height: 44px;
            border: none;
        }

        .btn-primary {
            background-color: var(--accent);
            color: var(--bg);
            box-shadow: 4px 4px 0 var(--accent2);
        }

        .btn-primary:hover {
            background-color: var(--accent2);
            color: var(--text);
            box-shadow: 2px 2px 0 var(--accent);
            transform: translate(2px, 2px);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--muted);
            border: 1px solid var(--muted);
        }

        .btn-secondary:hover {
            color: var(--accent);
            border-color: var(--accent);
            background-color: rgba(255, 183, 3, 0.05);
        }

        /* --- HEADER (PART A1 STYLE) --- */
        header {
            background-color: var(--surface);
            border-bottom: 2px solid var(--accent2);
            position: sticky;
            top: 0;
            z-index: 100;
        }

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

        .logo {
            font-family: var(--font-display);
            font-size: 2rem;
            color: var(--accent);
            letter-spacing: 2px;
        }

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

        .nav-desktop ul {
            display: none;
            list-style: none;
            gap: 1.5rem;
        }

        .nav-desktop a {
            color: var(--text);
            font-weight: 500;
            font-size: 0.95rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

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

        .header-ctas {
            display: none;
            gap: 1rem;
        }

        .menu-toggle {
            background: none;
            border: none;
            color: var(--accent);
            font-size: 1.8rem;
            cursor: pointer;
            display: block;
            min-width: 44px;
            min-height: 44px;
        }

        .nav-mobile {
            display: none;
            background-color: var(--surface-light);
            border-bottom: 1px solid var(--accent2);
            padding: 1rem 1.5rem;
        }

        .nav-mobile.active { display: block; }

        .nav-mobile ul {
            list-style: none;
            margin-bottom: 1.5rem;
        }

        .nav-mobile li { border-bottom: 1px solid rgba(255,255,255,0.05); }

        .nav-mobile a {
            display: block;
            padding: 1rem 0;
            color: var(--text);
            font-weight: 500;
            text-transform: uppercase;
        }

        .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; }
        }

        /* --- PAGE HERO (INNER PAGE CREATIVE) --- */
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, var(--surface) 0%, var(--bg) 100%);
            padding: 4rem 0 3rem;
            border-bottom: 1px dashed var(--surface-light);
            overflow: hidden;
        }

        .nusa-wave-bg {
            position: absolute;
            bottom: 0; left: 0; right: 0; height: 150px;
            background: repeating-linear-gradient(
                45deg,
                transparent,
                transparent 10px,
                rgba(251, 86, 7, 0.05) 10px,
                rgba(251, 86, 7, 0.05) 20px
            );
            mask-image: linear-gradient(to top, black, transparent);
            -webkit-mask-image: linear-gradient(to top, black, transparent);
            pointer-events: none;
        }

        .breadcrumb {
            font-size: 0.85rem;
            color: var(--muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 1.5rem;
            display: inline-block;
            background: rgba(0,0,0,0.3);
            padding: 0.25rem 0.75rem;
            border-left: 2px solid var(--accent);
        }

        .page-hero h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            color: var(--accent);
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            max-width: 900px;
        }

        .meta-chips {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            font-size: 0.8rem;
            font-family: monospace;
            color: var(--muted);
            border: 1px solid var(--surface-light);
            padding: 0.25rem 0.75rem;
            background: rgba(43, 21, 8, 0.5);
        }

        .chip::before {
            content: '>>';
            color: var(--accent2);
            margin-right: 0.5rem;
        }

        /* --- MAIN CONTENT AREA --- */
        .main-content {
            padding: 4rem 0;
            display: grid;
            gap: 3rem;
        }

        .intro-block {
            background: var(--surface);
            border-left: 4px solid var(--accent2);
            padding: 2rem;
            font-size: 1.1rem;
            color: var(--text);
            box-shadow: 8px 8px 0 rgba(0,0,0,0.2);
            position: relative;
        }

        .intro-block::after {
            content: '';
            position: absolute;
            top: 0; right: 0;
            width: 30px; height: 30px;
            background: linear-gradient(225deg, var(--bg) 50%, transparent 50%);
        }

        .intro-block a {
            color: var(--accent);
            font-weight: 600;
            border-bottom: 1px dashed var(--accent);
        }

        .intro-block a:hover {
            color: var(--accent2);
            border-bottom-color: var(--accent2);
        }

        /* Data Terminal Style Sections */
        .numbered-section {
            counter-increment: section;
            background: var(--bg);
            border: 1px solid var(--surface-light);
            padding: 2rem;
            position: relative;
        }

        .numbered-section::before {
            content: 'BLOCK.' counter(section, decimal-leading-zero);
            position: absolute;
            top: -10px;
            left: 20px;
            background: var(--bg);
            padding: 0 10px;
            font-family: monospace;
            color: var(--muted);
            font-size: 0.8rem;
            letter-spacing: 1px;
        }

        .numbered-section h2 {
            color: var(--text);
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 1px solid var(--surface-light);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .numbered-section h2::before {
            content: '■';
            color: var(--accent2);
            font-size: 1rem;
        }

        .content-text p {
            margin-bottom: 1.25rem;
            color: var(--muted);
            text-align: justify;
        }

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

        .content-text a {
            color: var(--accent);
            font-weight: 500;
        }

        .data-list {
            list-style: none;
            margin: 1.5rem 0;
            padding: 1.5rem;
            background: var(--surface);
            border: 1px dashed var(--surface-light);
        }

        .data-list li {
            position: relative;
            padding-left: 2rem;
            margin-bottom: 0.75rem;
            color: var(--text);
        }

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

        .data-list li::before {
            content: '>';
            position: absolute;
            left: 0;
            color: var(--accent);
            font-family: monospace;
            font-weight: bold;
        }

        /* Grid Layout for sections */
        .grid-2-col {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }

        @media (min-width: 768px) {
            .grid-2-col { grid-template-columns: 1fr 1fr; }
        }

        /* Highlight Section */
        .highlight-section {
            background: linear-gradient(to right, var(--surface), var(--surface-light));
            border: 1px solid var(--accent);
            padding: 2.5rem;
            box-shadow: inset 0 0 20px rgba(255, 183, 3, 0.05);
        }

        .highlight-section h2 {
            color: var(--accent);
            border-bottom-color: rgba(255, 183, 3, 0.2);
        }

        /* FAQ Terminal Style */
        .faq-container {
            margin-top: 2rem;
        }

        .faq-container h2 {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 2rem;
            text-align: center;
        }

        details {
            background: var(--surface);
            margin-bottom: 1rem;
            border: 1px solid var(--surface-light);
            border-left: 4px solid var(--accent2);
            transition: all 0.3s ease;
        }

        details:hover {
            border-color: var(--muted);
        }

        summary {
            padding: 1.25rem 1.5rem;
            font-family: var(--font-display);
            font-size: 1.1rem;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            letter-spacing: 0.5px;
        }

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

        summary::after {
            content: '+';
            color: var(--accent);
            font-size: 1.5rem;
            font-family: monospace;
        }

        details[open] summary::after {
            content: '-';
            color: var(--accent2);
        }

        details[open] summary {
            border-bottom: 1px dashed var(--surface-light);
            color: var(--accent);
        }

        details p {
            padding: 1.5rem;
            color: var(--muted);
            margin: 0;
            line-height: 1.7;
        }

        /* Related Links Grid */
        .related-nav {
            background: var(--bg);
            padding: 3rem 0;
            border-top: 1px dashed var(--surface-light);
            border-bottom: 1px dashed var(--surface-light);
        }

        .related-nav h3 {
            text-align: center;
            color: var(--muted);
            margin-bottom: 2rem;
            font-size: 1.2rem;
        }

        .link-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
        }

        .link-tag {
            display: inline-block;
            padding: 0.8rem 1.5rem;
            background: var(--surface);
            border: 1px solid var(--accent2);
            color: var(--text);
            font-family: var(--font-display);
            text-transform: uppercase;
            letter-spacing: 1px;
            position: relative;
            overflow: hidden;
        }

        .link-tag::before {
            content: '';
            position: absolute;
            top: 0; left: -100%;
            width: 100%; height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 183, 3, 0.2), transparent);
            transition: left 0.5s ease;
        }

        .link-tag:hover {
            background: var(--accent2);
            color: var(--bg);
            box-shadow: 4px 4px 0 var(--accent);
            transform: translateY(-2px);
        }

        .link-tag:hover::before {
            left: 100%;
        }

        /* Final CTA */
        .final-cta {
            background: linear-gradient(135deg, var(--accent2) 0%, var(--accent) 100%);
            padding: 4rem 2rem;
            text-align: center;
            border-radius: 4px;
            margin: 4rem auto;
            max-width: 900px;
            position: relative;
            box-shadow: 0 10px 30px rgba(251, 86, 7, 0.2);
        }

        .final-cta h2 {
            color: var(--bg);
            font-size: clamp(2rem, 4vw, 3rem);
            margin-bottom: 1rem;
        }

        .final-cta p {
            color: var(--surface);
            font-size: 1.1rem;
            margin-bottom: 2.5rem;
            font-weight: 500;
        }

        .cta-actions {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .final-cta .btn-primary {
            background: var(--bg);
            color: var(--accent);
            box-shadow: 4px 4px 0 rgba(0,0,0,0.3);
        }

        .final-cta .btn-primary:hover {
            background: var(--surface);
            color: var(--accent2);
        }

        .final-cta .btn-secondary {
            border-color: var(--bg);
            color: var(--bg);
            border-width: 2px;
        }

        .final-cta .btn-secondary:hover {
            background: rgba(0,0,0,0.1);
            color: var(--bg);
        }

        /* --- FOOTER (PART A2 STYLE) --- */
        footer {
            background-color: var(--surface);
            border-top: 4px solid var(--accent2);
            padding: 4rem 0 2rem;
            margin-top: auto;
        }

        .footer-brand {
            font-family: var(--font-display);
            font-size: 2.5rem;
            color: var(--accent);
            letter-spacing: 2px;
            margin-bottom: 1rem;
        }

        .footer-tagline {
            color: var(--muted);
            margin-bottom: 2rem;
            font-size: 1.1rem;
        }

        .footer-links {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-bottom: 3rem;
        }

        .footer-links a {
            color: var(--text);
            font-size: 0.95rem;
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }

        .copyright {
            text-align: center;
            color: var(--muted);
            font-size: 0.9rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

        @media (min-width: 768px) {
            .footer-links { grid-template-columns: repeat(3, 1fr); }
        }
        @media (min-width: 1024px) {
            .footer-links { grid-template-columns: repeat(5, 1fr); }
        }


/* 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; }