:root {
            --bg: #0b0a08;
            --surface: #1c1913;
            --accent: #d98e32;
            --accent2: #6cb4ee;
            --text: #faf7f0;
            --muted: #a89f91;
            --font-display: 'Anton', sans-serif;
            --font-body: 'Barlow', sans-serif;
            --container-px: 20px;
            --border-radius: 4px;
            --transition: 0.3s ease;
        }

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

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: var(--container-px);
            padding-right: var(--container-px);
        }

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

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

        h1, h2, h3, .brand, .footer-brand {
            font-family: var(--font-display);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            font-weight: normal;
        }

        /* HEADER STYLES */
        header {
            background-color: rgba(11, 10, 8, 0.95);
            border-bottom: 2px solid var(--accent);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
        }

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

        .brand {
            font-size: 28px;
            color: var(--accent);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text);
            font-size: 28px;
            cursor: pointer;
            padding: 5px;
        }

        .nav-links {
            display: flex;
            gap: 24px;
        }

        .nav-links a {
            color: var(--text);
            font-weight: 600;
            font-size: 15px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

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

        /* HERO SECTION */
        .hero-arena {
            padding: 60px 0 40px;
            position: relative;
            background: linear-gradient(180deg, rgba(28,25,19,0.8) 0%, var(--bg) 100%);
            border-bottom: 1px solid rgba(217, 142, 50, 0.2);
        }

        .hero-arena::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-image: radial-gradient(circle at 50% 0%, rgba(217, 142, 50, 0.15) 0%, transparent 50%);
            pointer-events: none;
        }

        .breadcrumb {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 500;
        }

        .hero-arena h1 {
            font-size: clamp(32px, 5vw, 56px);
            line-height: 1.1;
            margin-bottom: 20px;
            color: var(--text);
            text-shadow: 2px 2px 0px #000, -1px -1px 0px var(--accent);
        }

        .meta-chips {
            display: flex;
            gap: 12px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }

        .chip {
            background-color: var(--surface);
            border: 1px solid var(--accent);
            color: var(--accent);
            padding: 6px 12px;
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
        }

        .intro-text {
            font-size: 18px;
            color: var(--muted);
            max-width: 800px;
            border-left: 4px solid var(--accent2);
            padding-left: 20px;
            background: linear-gradient(90deg, rgba(108,180,238,0.05) 0%, transparent 100%);
            padding: 20px;
        }

        /* MAIN CONTENT - COLOSSEUM CARDS */
        .content-arena {
            padding: 60px 0;
            display: flex;
            flex-direction: column;
            gap: 40px;
        }

        .info-card {
            background-color: var(--surface);
            position: relative;
            padding: 40px 30px;
            border-top: 2px solid var(--accent);
            clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            transition: transform var(--transition);
        }

        .info-card:hover {
            transform: translateY(-5px);
        }

        .card-badge {
            position: absolute;
            top: -15px;
            right: 30px;
            background-color: var(--accent);
            color: var(--bg);
            font-family: var(--font-display);
            font-size: 24px;
            padding: 5px 15px;
            clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
        }

        .info-card h2 {
            font-size: 28px;
            color: var(--text);
            margin-bottom: 20px;
            padding-right: 50px;
        }

        .info-card p {
            margin-bottom: 15px;
            color: var(--muted);
        }

        .info-card p:last-child {
            margin-bottom: 0;
        }

        .info-card a {
            text-decoration: underline;
            text-underline-offset: 4px;
            font-weight: 600;
        }

        .custom-list {
            list-style: none;
            margin-top: 20px;
        }

        .custom-list li {
            position: relative;
            padding-left: 30px;
            margin-bottom: 10px;
            color: var(--text);
        }

        .custom-list li::before {
            content: '►';
            position: absolute;
            left: 0;
            top: 2px;
            color: var(--accent2);
            font-size: 12px;
        }

        /* FAQ ACCORDION */
        .faq-section {
            padding: 60px 0;
            background-color: var(--surface);
            border-top: 1px solid rgba(255,255,255,0.05);
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }

        .section-title {
            font-size: 36px;
            text-align: center;
            margin-bottom: 40px;
            color: var(--accent);
        }

        .faq-grid {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        details {
            background-color: var(--bg);
            border: 1px solid rgba(217, 142, 50, 0.3);
            border-radius: 2px;
            overflow: hidden;
        }

        summary {
            padding: 20px;
            font-family: var(--font-body);
            font-weight: 700;
            font-size: 18px;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
            transition: var(--transition);
        }

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

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

        details[open] summary {
            background-color: rgba(217, 142, 50, 0.1);
            color: var(--accent);
        }

        details[open] summary::after {
            content: '-';
            transform: rotate(180deg);
        }

        details p {
            padding: 0 20px 20px;
            color: var(--muted);
            border-top: 1px solid rgba(255,255,255,0.05);
            margin-top: 10px;
            padding-top: 20px;
        }

        /* RELATED LINKS */
        .related-section {
            padding: 60px 0;
            text-align: center;
        }

        .related-section h3 {
            font-size: 24px;
            margin-bottom: 30px;
            color: var(--text);
        }

        .nav-blocks {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .nav-blocks a {
            display: inline-block;
            background-color: var(--surface);
            border: 1px solid var(--accent2);
            color: var(--text);
            padding: 15px 30px;
            font-family: var(--font-display);
            font-size: 18px;
            letter-spacing: 1px;
            clip-path: polygon(15px 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%, 0 15px);
            transition: all 0.3s ease;
        }

        .nav-blocks a:hover {
            background-color: var(--accent2);
            color: var(--bg);
            transform: scale(1.05);
        }

        /* CTA SECTION */
        .cta-arena {
            padding: 80px 0;
            text-align: center;
            background: linear-gradient(0deg, var(--surface) 0%, var(--bg) 100%);
            border-top: 2px solid var(--accent);
            position: relative;
            overflow: hidden;
        }

        .cta-arena::before {
            content: 'KLIKME88';
            position: absolute;
            font-family: var(--font-display);
            font-size: 15vw;
            color: rgba(255,255,255,0.02);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            pointer-events: none;
            white-space: nowrap;
        }

        .cta-arena h2 {
            font-size: 42px;
            margin-bottom: 15px;
            color: var(--text);
            position: relative;
            z-index: 1;
        }

        .cta-arena p {
            color: var(--muted);
            margin-bottom: 40px;
            font-size: 18px;
            position: relative;
            z-index: 1;
        }

        .btn-group {
            display: flex;
            justify-content: center;
            gap: 20px;
            position: relative;
            z-index: 1;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 54px;
            padding: 0 40px;
            font-family: var(--font-display);
            font-size: 20px;
            letter-spacing: 1px;
            clip-path: polygon(15px 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%, 0 15px);
            transition: all 0.3s ease;
        }

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

        .btn-primary:hover {
            background-color: #e59f45;
            color: var(--bg);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(217, 142, 50, 0.3);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--accent);
            border: 2px solid var(--accent);
        }

        .btn-secondary:hover {
            background-color: rgba(217, 142, 50, 0.1);
            color: var(--text);
        }

        /* FOOTER STYLES */
        footer {
            background-color: #050403;
            padding: 60px 0 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
        }

        .footer-brand {
            font-size: 32px;
            color: var(--accent);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }

        .footer-tagline {
            color: var(--muted);
            margin-bottom: 30px;
            font-size: 15px;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px 25px;
            margin-bottom: 40px;
        }

        .footer-links a {
            color: var(--text);
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 600;
        }

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

        .copyright {
            color: #666;
            font-size: 14px;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
        }

        /* RESPONSIVE */
        @media (max-width: 1024px) {
            .nav-links { gap: 15px; }
            .nav-links a { font-size: 13px; }
        }

        @media (max-width: 768px) {
            .menu-toggle { display: block; }
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--surface);
                flex-direction: column;
                padding: 20px;
                gap: 20px;
                border-bottom: 2px solid var(--accent);
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }
            .nav-links.active { display: flex; }
            .hero-arena { padding: 40px 0 30px; }
            .btn-group { flex-direction: column; }
            .btn { width: 100%; }
            .nav-blocks { flex-direction: column; padding: 0 20px; }
            .nav-blocks a { width: 100%; }
        }

        @media (max-width: 390px) {
            .hero-arena h1 { font-size: 28px; }
            .info-card { padding: 30px 20px; }
            .info-card h2 { font-size: 22px; }
            .section-title { font-size: 28px; }
            summary { font-size: 16px; padding: 15px; }
            .cta-arena h2 { font-size: 32px; }
        }


/* 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; }