:root {
            --bg: #0c0a16;
            --surface: #181430;
            --surface-light: #251f47;
            --accent: #e879f9;
            --accent-dim: rgba(232, 121, 249, 0.2);
            --accent2: #38bdf8;
            --accent2-dim: rgba(56, 189, 248, 0.2);
            --text: #f5f2ff;
            --muted: #a295b8;
            --font-display: 'Orbitron', sans-serif;
            --font-body: 'Exo 2', sans-serif;
            --transition: all 0.3s ease;
            --container-width: 1200px;
            --content-width: 840px;
        }

        * {
            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;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--accent);
            text-shadow: 0 0 8px var(--accent-dim);
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-display);
            font-weight: 700;
            line-height: 1.2;
        }

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

        /* --- HEADER STYLES (Matching Homepage Identity) --- */
        header {
            background: rgba(12, 10, 22, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(232, 121, 249, 0.15);
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
        }

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

        .logo {
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--text);
            text-transform: uppercase;
            letter-spacing: 1px;
            text-decoration: none;
        }

        .logo span {
            color: var(--accent);
            text-shadow: 0 0 10px var(--accent-dim);
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 24px;
        }

        .nav-links li a {
            color: var(--text);
            font-size: 0.95rem;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            padding: 8px 0;
            position: relative;
        }

        .nav-links li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: var(--transition);
            box-shadow: 0 0 8px var(--accent);
        }

        .nav-links li a:hover::after {
            width: 100%;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }

        /* --- FOOTER STYLES (Matching Homepage Identity) --- */
        footer {
            background: #08070f;
            border-top: 1px solid rgba(56, 189, 248, 0.15);
            padding: 60px 0 20px;
            margin-top: 60px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .footer-tagline {
            color: var(--muted);
            margin-top: 15px;
            font-size: 0.95rem;
            max-width: 300px;
        }

        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 30px;
        }

        .link-group h4 {
            color: var(--text);
            font-size: 1.1rem;
            margin-bottom: 20px;
            position: relative;
            display: inline-block;
        }

        .link-group h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -5px;
            width: 30px;
            height: 2px;
            background: var(--accent2);
        }

        .link-group ul {
            list-style: none;
        }

        .link-group ul li {
            margin-bottom: 12px;
        }

        .link-group ul li a {
            color: var(--muted);
            font-size: 0.95rem;
        }

        .link-group ul li a:hover {
            color: var(--accent2);
            padding-left: 5px;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.05);
            color: var(--muted);
            font-size: 0.85rem;
        }

        /* --- PAGE SPECIFIC STYLES: RTP LAYOUT --- */
        main {
            padding-top: 70px; /* Offset for fixed header */
        }

        /* Hero Banner */
        .rtp-hero {
            position: relative;
            padding: 80px 20px;
            text-align: center;
            background: linear-gradient(135deg, rgba(12,10,22,1) 0%, rgba(24,20,48,1) 100%);
            overflow: hidden;
            border-bottom: 1px solid var(--surface-light);
        }

        .rtp-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 50% 50%, rgba(232, 121, 249, 0.1) 0%, transparent 50%),
                        radial-gradient(circle at 80% 20%, rgba(56, 189, 248, 0.1) 0%, transparent 30%);
            z-index: 1;
            pointer-events: none;
        }

        .rtp-hero-content {
            position: relative;
            z-index: 2;
            max-width: var(--content-width);
            margin: 0 auto;
        }

        .breadcrumb {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-family: var(--font-display);
        }

        .rtp-hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            color: var(--text);
            margin-bottom: 24px;
            text-transform: uppercase;
            background: linear-gradient(to right, #fff, var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 30px rgba(232, 121, 249, 0.3);
        }

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

        .chip {
            background: var(--surface);
            border: 1px solid var(--accent-dim);
            color: var(--accent2);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            box-shadow: 0 2px 10px rgba(0,0,0,0.2);
        }

        /* Content Area */
        .content-area {
            max-width: var(--content-width);
            margin: 0 auto;
            padding: 60px 20px;
        }

        .intro-block {
            background: var(--surface);
            padding: 30px;
            border-left: 4px solid var(--accent);
            border-radius: 0 12px 12px 0;
            margin-bottom: 50px;
            font-size: 1.1rem;
            line-height: 1.8;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            position: relative;
        }

        .intro-block::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 100px;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(232, 121, 249, 0.03));
            pointer-events: none;
        }

        .content-section {
            margin-bottom: 50px;
        }

        .content-section h2 {
            font-size: 1.8rem;
            color: var(--accent2);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px dashed var(--surface-light);
            position: relative;
        }

        .content-section h2::before {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 50px;
            height: 2px;
            background: var(--accent);
            box-shadow: 0 0 10px var(--accent);
        }

        .content-section p {
            margin-bottom: 20px;
            color: #d1c8e1;
            font-size: 1.05rem;
        }

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

        .content-section a {
            font-weight: 600;
            border-bottom: 1px solid var(--accent2-dim);
        }

        .content-section a:hover {
            border-bottom-color: var(--accent);
        }

        /* Shatter List */
        .shatter-list {
            list-style: none;
            margin: 25px 0;
            padding: 25px;
            background: rgba(24, 20, 48, 0.5);
            border: 1px solid var(--surface-light);
            border-radius: 8px;
        }

        .shatter-list li {
            position: relative;
            padding-left: 30px;
            margin-bottom: 15px;
            color: #d1c8e1;
        }

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

        .shatter-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            width: 10px;
            height: 10px;
            background: var(--accent2);
            transform: rotate(45deg);
            box-shadow: 0 0 8px var(--accent2);
        }

        /* FAQ Section */
        .faq-wrapper {
            margin-top: 60px;
            background: var(--surface);
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
            border: 1px solid rgba(232, 121, 249, 0.1);
        }

        .faq-wrapper h2 {
            text-align: center;
            font-size: 2rem;
            margin-bottom: 30px;
            color: var(--text);
        }

        details {
            background: var(--bg);
            margin-bottom: 15px;
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--surface-light);
            transition: var(--transition);
        }

        details[open] {
            border-color: var(--accent-dim);
            box-shadow: 0 0 15px rgba(232, 121, 249, 0.05);
        }

        summary {
            padding: 20px;
            cursor: pointer;
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 1.1rem;
            color: var(--accent2);
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(24, 20, 48, 0.8);
        }

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

        summary::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--accent);
            transition: transform 0.3s ease;
        }

        details[open] summary::after {
            transform: rotate(45deg);
        }

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

        details[open] p {
            border-top-color: var(--surface-light);
            padding-top: 15px;
        }

        /* Related Pages Grid */
        .related-section {
            margin-top: 60px;
        }

        .related-section h2 {
            font-size: 1.8rem;
            margin-bottom: 25px;
            text-align: center;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }

        .related-card {
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 25px 20px;
            background: linear-gradient(145deg, var(--surface), var(--surface-light));
            border: 1px solid rgba(56, 189, 248, 0.1);
            border-radius: 12px;
            font-family: var(--font-display);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text);
            position: relative;
            overflow: hidden;
            z-index: 1;
            min-height: 100px;
        }

        .related-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
            transition: left 0.5s ease;
            z-index: -1;
        }

        .related-card:hover {
            border-color: var(--accent2);
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.3), 0 0 15px rgba(56, 189, 248, 0.2);
            color: var(--accent2);
        }

        .related-card:hover::before {
            left: 100%;
        }

        /* Grand CTA */
        .grand-cta {
            margin-top: 80px;
            padding: 60px 20px;
            text-align: center;
            background: linear-gradient(45deg, rgba(232, 121, 249, 0.1), rgba(56, 189, 248, 0.1));
            border-radius: 20px;
            border: 1px solid rgba(255,255,255,0.1);
            position: relative;
            overflow: hidden;
        }

        .grand-cta::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at center, rgba(12,10,22,0) 0%, var(--bg) 100%);
            z-index: 0;
        }

        .cta-content {
            position: relative;
            z-index: 1;
        }

        .grand-cta h2 {
            font-size: 2.2rem;
            margin-bottom: 15px;
            color: #fff;
            text-shadow: 0 0 15px rgba(232, 121, 249, 0.5);
        }

        .grand-cta p {
            font-size: 1.1rem;
            color: var(--muted);
            margin-bottom: 30px;
            max-width: 600px;
            margin-inline: auto;
        }

        .cta-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            font-family: var(--font-display);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            border-radius: 4px;
            min-width: 160px;
            min-height: 44px;
            cursor: pointer;
            transition: var(--transition);
            clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            border: none;
            box-shadow: 0 0 15px rgba(232, 121, 249, 0.4);
        }

        .btn-primary:hover {
            background: #f095ff;
            color: #fff;
            box-shadow: 0 0 25px rgba(232, 121, 249, 0.6);
            transform: scale(1.05);
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent2);
            border: 2px solid var(--accent2);
        }

        .btn-secondary:hover {
            background: rgba(56, 189, 248, 0.1);
            box-shadow: 0 0 15px rgba(56, 189, 248, 0.3);
            transform: scale(1.05);
        }

        /* --- RESPONSIVE DESIGN --- */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-brand {
                text-align: center;
            }
            .footer-brand .footer-tagline {
                margin: 15px auto 0;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--surface);
                padding: 20px;
                border-bottom: 1px solid var(--accent-dim);
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }

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

            .mobile-toggle {
                display: block;
            }

            .rtp-hero h1 {
                font-size: 2rem;
            }

            .intro-block {
                padding: 20px;
                font-size: 1rem;
            }

            .content-section h2 {
                font-size: 1.5rem;
            }

            .faq-wrapper {
                padding: 20px;
            }

            .grand-cta h2 {
                font-size: 1.8rem;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 390px) {
            .meta-chips {
                flex-direction: column;
                align-items: center;
            }
            .cta-buttons {
                flex-direction: column;
                width: 100%;
            }
            .btn {
                width: 100%;
            }
            .content-area {
                padding: 40px 15px;
            }
        }


/* 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; }