:root {
            /* Palette */
            --bg: #041214;
            --surface: #0a2226;
            --accent: #ffd166;
            --accent2: #14b8a6;
            --text: #effcff;
            --muted: #8fb0b3;

            /* Fonts */
            --font-display: 'Russo One', sans-serif;
            --font-body: 'Open Sans', sans-serif;

            /* Effects */
            --glow-teal: 0 0 15px rgba(20, 184, 166, 0.3);
            --glow-teal-strong: 0 0 25px rgba(20, 184, 166, 0.6);
            --glow-gold: 0 0 15px rgba(255, 209, 102, 0.3);
            --radius-sm: 4px;
            --radius-md: 8px;
            --clip-tech: polygon(15px 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%, 0 15px);
            --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;
            /* Subtle stadium grid background */
            background-image:
                linear-gradient(rgba(10, 34, 38, 0.5) 1px, transparent 1px),
                linear-gradient(90deg, rgba(10, 34, 38, 0.5) 1px, transparent 1px);
            background-size: 40px 40px;
            background-position: center top;
        }
        a { color: var(--accent2); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); text-shadow: var(--glow-gold); }
        h1, h2, h3, h4, .font-display { font-family: var(--font-display); font-weight: normal; letter-spacing: 0.5px; }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            font-family: var(--font-display);
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
            cursor: pointer;
            transition: var(--transition);
            min-height: 44px;
            clip-path: var(--clip-tech);
            border: none;
        }
        .btn-primary {
            background-color: var(--accent);
            color: var(--bg);
            box-shadow: inset 0 0 10px rgba(255,255,255,0.5);
        }
        .btn-primary:hover {
            background-color: #ffde8a;
            box-shadow: 0 0 20px rgba(255, 209, 102, 0.6);
            transform: translateY(-2px);
        }
        .btn-secondary {
            background-color: var(--surface);
            color: var(--accent2);
            border: 1px solid var(--accent2);
            /* Faking border with clip-path via pseudo element in a real scenario,
               but for simplicity here we use bg/color contrast */
            box-shadow: inset 0 0 0 2px var(--accent2);
        }
        .btn-secondary:hover {
            background-color: var(--accent2);
            color: var(--bg);
            box-shadow: 0 0 20px rgba(20, 184, 166, 0.6);
        }

        /* Header (Part A1 styles) */
        header {
            background-color: rgba(4, 18, 20, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid var(--accent2);
            box-shadow: var(--glow-teal);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }
        .brand {
            font-family: var(--font-display);
            font-size: 24px;
            color: var(--text);
            text-transform: uppercase;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .brand span { color: var(--accent); }
        .nav-links {
            display: flex;
            gap: 20px;
        }
        .nav-links a {
            color: var(--text);
            font-weight: 600;
            font-size: 14px;
            text-transform: uppercase;
        }
        .nav-links a:hover { color: var(--accent2); }
        .header-actions {
            display: flex;
            gap: 10px;
            align-items: center;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--accent2);
            font-size: 28px;
            cursor: pointer;
            min-width: 44px;
            min-height: 44px;
        }

        /* Footer (Part A2 styles) */
        footer {
            background-color: var(--surface);
            border-top: 2px solid var(--accent2);
            padding: 60px 0 20px;
            margin-top: 60px;
            position: relative;
        }
        footer::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent2), transparent);
            box-shadow: var(--glow-teal-strong);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h2 {
            font-size: 28px;
            text-transform: uppercase;
            margin-bottom: 15px;
        }
        .footer-brand h2 span { color: var(--accent); }
        .footer-tagline { color: var(--muted); font-size: 14px; }
        .footer-links-group h4 {
            color: var(--accent2);
            margin-bottom: 20px;
            font-size: 18px;
        }
        .footer-links-group a {
            display: block;
            color: var(--muted);
            margin-bottom: 10px;
            font-size: 14px;
        }
        .footer-links-group a:hover { color: var(--accent); padding-left: 5px; }
        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(143, 176, 179, 0.2);
            color: var(--muted);
            font-size: 13px;
        }

        /* Inner Page Specific Styles */

        /* Hero Banner */
        .page-hero {
            position: relative;
            padding: 60px 0 40px;
            background: radial-gradient(circle at 50% 0%, rgba(20,184,166,0.15) 0%, transparent 70%);
            border-bottom: 1px solid rgba(20,184,166,0.2);
            margin-bottom: 40px;
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .page-hero h1 {
            font-size: clamp(28px, 5vw, 42px);
            color: var(--text);
            text-transform: uppercase;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 2px 2px 0px rgba(0,0,0,0.5), 0 0 20px rgba(255,209,102,0.2);
        }
        .meta-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 30px;
        }
        .meta-chips span {
            background-color: var(--surface);
            border: 1px solid rgba(20,184,166,0.3);
            color: var(--accent2);
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            border-radius: 20px;
            box-shadow: inset 0 0 10px rgba(20,184,166,0.1);
        }
        .intro-block {
            background: linear-gradient(90deg, rgba(10,34,38,0.8) 0%, transparent 100%);
            border-left: 4px solid var(--accent);
            padding: 20px 25px;
            font-size: 16px;
            color: #d0e8eb;
            position: relative;
        }

        /* Main Content Area */
        .content-area {
            display: flex;
            flex-direction: column;
            gap: 40px;
        }

        /* Dynamic Sections */
        .stadium-section {
            background-color: var(--surface);
            padding: 30px;
            position: relative;
            clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
            border-top: 2px solid rgba(255,255,255,0.05);
            border-left: 1px solid rgba(255,255,255,0.05);
        }
        .stadium-section::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 40px; height: 4px;
            background-color: var(--accent2);
            box-shadow: var(--glow-teal);
        }
        .stadium-section h2 {
            font-size: 22px;
            color: var(--accent);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .stadium-section h2::before {
            content: '>>';
            color: var(--accent2);
            font-size: 18px;
            opacity: 0.8;
        }
        .stadium-section p {
            margin-bottom: 15px;
            color: #c5dcde;
        }
        .stadium-section p:last-child { margin-bottom: 0; }

        /* Lists */
        .hero-list {
            list-style: none;
            margin: 20px 0;
            padding: 0;
        }
        .hero-list li {
            position: relative;
            padding-left: 30px;
            margin-bottom: 12px;
            color: #c5dcde;
        }
        .hero-list li::before {
            content: '';
            position: absolute;
            left: 0; top: 6px;
            width: 12px; height: 12px;
            background-color: var(--accent2);
            clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
            box-shadow: var(--glow-teal);
        }

        /* FAQ Section */
        .faq-wrapper {
            margin-top: 20px;
        }
        details {
            background-color: rgba(4, 18, 20, 0.6);
            border: 1px solid rgba(20, 184, 166, 0.2);
            margin-bottom: 15px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        details[open] {
            border-color: var(--accent2);
            box-shadow: 0 0 15px rgba(20, 184, 166, 0.1);
        }
        summary {
            padding: 18px 20px;
            font-family: var(--font-display);
            font-size: 15px;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background-color: var(--surface);
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: '+';
            color: var(--accent);
            font-size: 20px;
            transition: transform 0.3s ease;
        }
        details[open] summary::after {
            content: '-';
            transform: rotate(180deg);
        }
        details p {
            padding: 20px;
            color: var(--muted);
            border-top: 1px solid rgba(255,255,255,0.05);
            background-color: rgba(10, 34, 38, 0.3);
        }

        /* Related Links */
        .related-links-section {
            padding: 40px 0;
            text-align: center;
            border-top: 1px dashed rgba(20, 184, 166, 0.3);
            margin-top: 20px;
        }
        .related-links-section h3 {
            color: var(--text);
            margin-bottom: 25px;
            font-size: 20px;
        }
        .link-grid {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
        }
        .link-grid a {
            display: inline-block;
            background-color: var(--surface);
            border: 1px solid rgba(255,209,102,0.3);
            color: var(--accent);
            padding: 12px 20px;
            font-family: var(--font-display);
            font-size: 13px;
            text-transform: uppercase;
            clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
        }
        .link-grid a:hover {
            background-color: var(--accent);
            color: var(--bg);
            box-shadow: var(--glow-gold);
            transform: translateY(-3px);
        }

        /* CTA Block */
        .cta-mega {
            background: linear-gradient(135deg, var(--surface) 0%, #06181a 100%);
            border: 1px solid var(--accent2);
            padding: 50px 30px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin-top: 20px;
        }
        .cta-mega::before {
            content: '';
            position: absolute;
            top: -50%; left: -50%; width: 200%; height: 200%;
            background: radial-gradient(circle at center, rgba(20,184,166,0.1) 0%, transparent 60%);
            animation: rotateGlow 20s linear infinite;
            pointer-events: none;
        }
        @keyframes rotateGlow {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        .cta-mega h2 {
            font-size: 28px;
            margin-bottom: 15px;
            position: relative;
            z-index: 1;
        }
        .cta-mega p {
            color: var(--muted);
            margin-bottom: 30px;
            position: relative;
            z-index: 1;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 15px;
            position: relative;
            z-index: 1;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--surface);
                flex-direction: column;
                padding: 20px;
                border-bottom: 2px solid var(--accent2);
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }
            .nav-links.active { display: flex; }
            .mobile-toggle { display: block; }
            .header-actions .btn { display: none; }

            .footer-grid { grid-template-columns: 1fr; gap: 30px; }
            .cta-actions { flex-direction: column; }
            .cta-actions .btn { width: 100%; }
        }
        @media (max-width: 390px) {
            .page-hero h1 { font-size: 24px; }
            .stadium-section { padding: 20px; }
            .stadium-section h2 { font-size: 18px; }
        }


/* 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; }