/* CSS VARIABLES - PALETTE & DESIGN SYSTEM */
        :root {
            --bg-color: #0b0a08;
            --surface-color: #1c1913;
            --surface-hover: #26221a;
            --accent-color: #d98e32;
            --accent-hover: #f2a241;
            --accent2-color: #6cb4ee;
            --text-color: #faf7f0;
            --muted-color: #a89f91;
            --border-color: #332d22;

            --font-display: 'Anton', sans-serif;
            --font-body: 'Barlow', sans-serif;

            --container-w: 1200px;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);

            /* Motif: Keris-legacy (Sharp, angled cuts) */
            --clip-chamfer: polygon(15px 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%, 0 15px);
            --clip-chamfer-sm: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
        }

        /* RESET & BASE */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            background-color: var(--bg-color);
            color: var(--text-color);
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

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

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

        p {
            color: var(--muted-color);
            margin-bottom: 1.5rem;
        }

        p:last-child {
            margin-bottom: 0;
        }

        /* HEADER (Verbatim Support) */
        header {
            background-color: rgba(28, 25, 19, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid var(--accent-color);
            position: sticky;
            top: 0;
            z-index: 100;
        }

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

        .brand {
            font-family: var(--font-display);
            font-size: 28px;
            color: var(--accent-color);
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-links {
            display: flex;
            gap: 25px;
        }

        .nav-links a {
            color: var(--text-color);
            font-weight: 600;
            font-size: 15px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

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

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

        /* HERO BANNER - Esports Arena Vibe */
        .hero-banner {
            background: linear-gradient(to bottom, #1c1913 0%, #0b0a08 100%);
            border-bottom: 1px solid var(--border-color);
            padding: 60px 0 40px;
            position: relative;
            overflow: hidden;
        }

        .hero-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 60%;
            height: 200%;
            background: radial-gradient(circle, rgba(217, 142, 50, 0.05) 0%, transparent 70%);
            transform: rotate(-45deg);
            pointer-events: none;
        }

        .breadcrumb {
            font-size: 14px;
            color: var(--muted-color);
            margin-bottom: 20px;
            font-weight: 500;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .breadcrumb a {
            color: var(--accent-color);
        }

        .hero-title {
            font-size: clamp(32px, 5vw, 56px);
            color: var(--text-color);
            margin-bottom: 20px;
            text-shadow: 2px 2px 0px rgba(0,0,0,0.8);
            max-width: 900px;
        }

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

        .chip {
            background: var(--surface-color);
            border: 1px solid var(--accent-color);
            color: var(--accent-color);
            padding: 6px 16px;
            font-family: var(--font-display);
            font-size: 14px;
            letter-spacing: 1px;
            clip-path: var(--clip-chamfer-sm);
        }

        /* MAIN CONTENT AREA */
        .page-content {
            padding: 60px 0;
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }

        .intro-block {
            background: var(--surface-color);
            padding: 40px;
            border-left: 6px solid var(--accent-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            position: relative;
        }

        .intro-block::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 40px;
            height: 40px;
            background: linear-gradient(225deg, var(--bg-color) 50%, transparent 50%);
        }

        .intro-block p {
            font-size: 18px;
            color: var(--text-color);
            line-height: 1.8;
        }

        /* CONTENT CARDS (H2 Sections) */
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 30px;
        }

        .content-card {
            background: var(--surface-color);
            padding: 35px;
            border-radius: 4px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .content-card:hover {
            border-color: var(--accent-color);
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.6);
        }

        .content-card h2 {
            font-size: 28px;
            color: var(--accent-color);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .content-card h2::before {
            content: '';
            display: block;
            width: 12px;
            height: 12px;
            background-color: var(--accent-color);
            transform: rotate(45deg);
        }

        .content-card a {
            color: var(--accent2-color);
            text-decoration: underline;
            text-underline-offset: 4px;
            font-weight: 600;
        }

        .content-card a:hover {
            color: var(--text-color);
        }

        /* CUSTOM LISTS */
        .feature-list {
            list-style: none;
            margin-top: 20px;
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
        }

        .feature-list li {
            position: relative;
            padding-left: 35px;
            color: var(--text-color);
            font-weight: 500;
            background: rgba(0,0,0,0.2);
            padding: 15px 15px 15px 45px;
            border-radius: 4px;
            border-left: 2px solid var(--border-color);
        }

        .feature-list li::before {
            content: '';
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%) rotate(45deg);
            width: 8px;
            height: 8px;
            background: var(--accent-color);
            box-shadow: 0 0 10px var(--accent-color);
        }

        /* FAQ SECTION */
        .faq-section {
            margin-top: 20px;
        }

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

        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--accent-color);
            margin: 15px auto 0;
        }

        details {
            background: var(--surface-color);
            margin-bottom: 15px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            overflow: hidden;
            transition: var(--transition);
        }

        details[open] {
            border-color: var(--accent-color);
            box-shadow: 0 5px 20px rgba(0,0,0,0.5);
        }

        summary {
            padding: 20px 25px;
            font-family: var(--font-display);
            font-size: 20px;
            color: var(--text-color);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            letter-spacing: 1px;
            user-select: none;
        }

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

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

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

        details p {
            padding: 0 25px 25px;
            margin: 0;
            color: var(--muted-color);
            border-top: 1px dashed var(--border-color);
            padding-top: 20px;
        }

        /* RELATED LINKS BLOCK */
        .related-nav-block {
            background: linear-gradient(135deg, var(--surface-color) 0%, #110e0a 100%);
            padding: 40px;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            margin: 40px 0;
            text-align: center;
        }

        .related-nav-block h3 {
            font-size: 24px;
            margin-bottom: 25px;
            color: var(--muted-color);
        }

        .related-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
        }

        .related-link-card {
            display: inline-block;
            background: rgba(0,0,0,0.4);
            border: 1px solid var(--accent2-color);
            color: var(--text-color);
            padding: 15px 30px;
            font-family: var(--font-display);
            font-size: 18px;
            letter-spacing: 1px;
            clip-path: var(--clip-chamfer-sm);
            transition: var(--transition);
        }

        .related-link-card:hover {
            background: var(--accent2-color);
            color: var(--bg-color);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(108, 180, 238, 0.2);
        }

        /* CTA BANNER */
        .cta-banner {
            background: var(--surface-color);
            padding: 60px 20px;
            text-align: center;
            border-top: 4px solid var(--accent-color);
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: radial-gradient(circle at center, rgba(217, 142, 50, 0.1) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-title {
            font-size: clamp(28px, 4vw, 42px);
            color: var(--text-color);
            margin-bottom: 30px;
            position: relative;
            z-index: 2;
        }

        .btn-group {
            display: flex;
            justify-content: center;
            gap: 20px;
            position: relative;
            z-index: 2;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 40px;
            font-family: var(--font-display);
            font-size: 20px;
            letter-spacing: 1.5px;
            clip-path: var(--clip-chamfer);
            cursor: pointer;
            transition: var(--transition);
            min-width: 200px;
            min-height: 54px;
        }

        .btn-primary {
            background: var(--accent-color);
            color: var(--bg-color);
            border: none;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            transform: scale(1.05);
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent-color);
            border: 2px solid var(--accent-color);
            /* Adjust clip-path for border effect via pseudo-element technique or just keep background */
            background: rgba(217, 142, 50, 0.1);
        }

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

        /* FOOTER (Verbatim Support) */
        footer {
            background-color: #050403;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
            text-align: center;
        }

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

        .footer-tagline {
            color: var(--muted-color);
            font-size: 16px;
            margin-bottom: 30px;
        }

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

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

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

        .copyright {
            color: #555;
            font-size: 14px;
            border-top: 1px solid #1a1a1a;
            padding-top: 20px;
        }

        /* RESPONSIVE DESIGN */
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--surface-color);
                flex-direction: column;
                padding: 20px;
                gap: 15px;
                border-bottom: 2px solid var(--accent-color);
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }

            .nav-links.active {
                display: flex;
            }

            .menu-toggle {
                display: block;
            }

            .intro-block {
                padding: 25px;
            }

            .content-card {
                padding: 25px;
            }

            .btn-group {
                flex-direction: column;
                width: 100%;
            }

            .btn {
                width: 100%;
            }
        }

        @media (max-width: 390px) {
            body {
                font-size: 15px;
            }
            .container {
                padding: 0 15px;
            }
            .hero-banner {
                padding: 40px 0 30px;
            }
            .meta-chips {
                flex-direction: column;
                gap: 8px;
            }
            .chip {
                text-align: center;
            }
            summary {
                font-size: 18px;
                padding: 15px;
            }
            .related-link-card {
                width: 100%;
                text-align: center;
            }
        }


/* 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; }