:root {
            --bg: #170812;
            --surface: #2b1030;
            --surface-hover: #3a1642;
            --accent: #f0c419;
            --accent-hover: #ffd740;
            --accent2: #b565d8;
            --text: #fdf4ff;
            --muted: #b895b0;
            --font-display: 'Playfair Display', serif;
            --font-body: 'Inter', sans-serif;
            --gold-grad: linear-gradient(135deg, #f0c419 0%, #c49a0c 100%);
        }

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

        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: var(--font-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: 4px;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            min-height: 44px;
        }

        .btn-primary {
            background: var(--gold-grad);
            color: #170812;
            border: none;
            box-shadow: 0 4px 15px rgba(240, 196, 25, 0.3);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #ffd740 0%, #d4a919 100%);
            transform: translateY(-2px);
            color: #170812;
        }

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

        .btn-secondary:hover {
            background: rgba(240, 196, 25, 0.1);
            color: var(--accent-hover);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        /* Header (Matching Provided HTML) */
        header {
            background-color: rgba(23, 8, 18, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(181, 101, 216, 0.2);
            position: sticky;
            top: 0;
            z-index: 100;
        }

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

        .brand-logo {
            font-family: var(--font-display);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        .nav-links a {
            color: var(--text);
            font-size: 14px;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

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

        .header-actions {
            display: flex;
            gap: 12px;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--accent);
            font-size: 28px;
            cursor: pointer;
            padding: 5px;
            min-width: 44px;
            min-height: 44px;
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--surface);
            padding: 20px;
            border-bottom: 1px solid var(--accent2);
        }

        .mobile-nav a {
            padding: 12px 0;
            color: var(--text);
            font-weight: 500;
            border-bottom: 1px solid rgba(253, 244, 255, 0.05);
        }

        .header-actions-mobile {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 20px;
        }

        /* Hero Banner */
        .hero {
            position: relative;
            background: radial-gradient(ellipse at top, var(--surface) 0%, var(--bg) 100%);
            padding: 80px 20px 60px;
            text-align: center;
            border-bottom: 2px solid rgba(240, 196, 25, 0.2);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: repeating-linear-gradient(
                90deg,
                transparent,
                transparent 40px,
                rgba(181, 101, 216, 0.03) 40px,
                rgba(181, 101, 216, 0.03) 80px
            );
            pointer-events: none;
        }

        .breadcrumb {
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 24px;
            text-transform: uppercase;
            letter-spacing: 1px;
            position: relative;
            z-index: 1;
        }

        h1 {
            font-family: var(--font-display);
            font-size: clamp(32px, 5vw, 56px);
            color: var(--text);
            margin-bottom: 24px;
            line-height: 1.2;
            position: relative;
            z-index: 1;
            text-shadow: 0 4px 20px rgba(0,0,0,0.5);
        }

        h1 span {
            color: var(--accent);
        }

        .meta-chips {
            display: flex;
            justify-content: center;
            gap: 12px;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
        }

        .chip {
            background: rgba(181, 101, 216, 0.15);
            border: 1px solid rgba(181, 101, 216, 0.4);
            color: var(--muted);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
        }

        /* Main Content Area */
        .main-article {
            padding: 60px 0;
            max-width: 900px;
            margin: 0 auto;
        }

        .intro-block {
            font-family: var(--font-display);
            font-size: 20px;
            line-height: 1.8;
            color: var(--text);
            text-align: center;
            padding: 40px;
            background: var(--surface);
            border: 1px solid rgba(240, 196, 25, 0.3);
            border-radius: 8px;
            margin-bottom: 60px;
            position: relative;
            box-shadow: 0 10px 30px rgba(0,0,0,0.4);
        }

        .intro-block::before {
            content: '❝';
            position: absolute;
            top: -25px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 40px;
            color: var(--accent);
            background: var(--bg);
            padding: 0 15px;
            line-height: 1;
        }

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

        .section-badge {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--accent2);
            font-weight: 600;
            display: block;
            margin-bottom: 8px;
        }

        h2 {
            font-family: var(--font-display);
            font-size: 32px;
            color: var(--accent);
            margin-bottom: 24px;
            line-height: 1.3;
            border-bottom: 1px solid rgba(181, 101, 216, 0.2);
            padding-bottom: 12px;
        }

        p {
            margin-bottom: 20px;
            color: #e5d5e0;
        }

        p a {
            color: var(--accent);
            border-bottom: 1px dashed var(--accent);
        }

        p a:hover {
            color: var(--accent-hover);
            border-bottom-style: solid;
        }

        /* Elegant List */
        .elegant-list {
            list-style: none;
            margin: 30px 0;
            padding: 0;
            display: grid;
            gap: 16px;
        }

        .elegant-list li {
            background: var(--surface);
            padding: 20px 24px;
            border-radius: 6px;
            display: flex;
            align-items: flex-start;
            gap: 16px;
            border-left: 3px solid var(--accent2);
            transition: transform 0.3s ease;
        }

        .elegant-list li:hover {
            transform: translateX(5px);
            background: var(--surface-hover);
        }

        .elegant-list li::before {
            content: '✦';
            color: var(--accent);
            font-size: 18px;
            line-height: 1.5;
        }

        /* FAQ Styling */
        .faq-container {
            margin-top: 60px;
        }

        details {
            background: var(--surface);
            border: 1px solid rgba(181, 101, 216, 0.3);
            border-radius: 8px;
            margin-bottom: 16px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        details:hover {
            border-color: var(--accent2);
        }

        summary {
            padding: 24px;
            font-family: var(--font-display);
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

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

        summary::after {
            content: '+';
            color: var(--accent);
            font-size: 24px;
            font-weight: 400;
            transition: transform 0.3s ease;
        }

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

        details[open] summary {
            border-bottom: 1px solid rgba(253, 244, 255, 0.05);
            color: var(--accent);
        }

        .faq-answer {
            padding: 24px;
            color: var(--muted);
            line-height: 1.6;
        }

        /* Related Links */
        .related-links-box {
            background: linear-gradient(180deg, rgba(43, 16, 48, 0) 0%, rgba(43, 16, 48, 0.8) 100%);
            padding: 40px;
            border-radius: 12px;
            margin-top: 60px;
            text-align: center;
            border: 1px solid rgba(181, 101, 216, 0.2);
        }

        .related-links-box h3 {
            font-family: var(--font-display);
            font-size: 24px;
            color: var(--text);
            margin-bottom: 24px;
        }

        .tags-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
        }

        .tags-grid a {
            background: rgba(23, 8, 18, 0.8);
            border: 1px solid rgba(240, 196, 25, 0.4);
            color: var(--muted);
            padding: 10px 20px;
            border-radius: 4px;
            font-size: 14px;
            text-transform: capitalize;
        }

        .tags-grid a:hover {
            background: var(--accent);
            color: var(--bg);
            border-color: var(--accent);
        }

        /* Grand CTA */
        .grand-cta {
            background: url('data:image/svg+xml;utf8,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="100" height="100" fill="%23170812"/><path d="M0 0l50 50L100 0v100L50 50 0 100Z" fill="%232b1030" fill-opacity="0.3"/></svg>') center/cover;
            padding: 80px 20px;
            text-align: center;
            border-top: 2px solid var(--accent);
            border-bottom: 2px solid var(--accent);
            margin-top: 80px;
            position: relative;
        }

        .grand-cta::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: linear-gradient(to bottom, rgba(23, 8, 18, 0.8), rgba(23, 8, 18, 0.95));
        }

        .cta-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
        }

        .grand-cta h2 {
            border: none;
            font-size: 40px;
            margin-bottom: 16px;
            color: var(--text);
        }

        .grand-cta p {
            font-size: 18px;
            color: var(--muted);
            margin-bottom: 32px;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
        }

        /* Footer (Matching Provided HTML) */
        footer {
            background-color: #12050e;
            padding: 60px 0 20px;
            border-top: 1px solid rgba(181, 101, 216, 0.2);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand h2 {
            font-family: var(--font-display);
            font-size: 32px;
            color: var(--accent);
            margin-bottom: 16px;
            border: none;
            padding: 0;
        }

        .footer-brand p {
            color: var(--muted);
            font-size: 14px;
            max-width: 300px;
        }

        .footer-links-group {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links-group a {
            color: var(--muted);
            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(253, 244, 255, 0.05);
            color: rgba(184, 149, 176, 0.5);
            font-size: 13px;
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .nav-links { display: none; }
            .header-actions { display: none; }
            .mobile-menu-btn { display: block; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .footer-brand { grid-column: 1 / -1; }
        }

        @media (max-width: 768px) {
            h1 { font-size: 28px; }
            h2 { font-size: 24px; }
            .intro-block { font-size: 16px; padding: 24px; }
            .footer-grid { grid-template-columns: 1fr; gap: 30px; }
            .cta-buttons { flex-direction: column; }
            .grand-cta h2 { font-size: 32px; }
            .related-links-box { padding: 24px; }
        }

        @media (max-width: 390px) {
            .hero { padding: 50px 15px 40px; }
            .main-article { padding: 40px 15px; }
            .tags-grid { flex-direction: column; }
            .tags-grid a { 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; }