:root {
    --bg: #170812;
    --surface: #2b1030;
    --accent: #f0c419;
    --accent2: #b565d8;
    --text: #fdf4ff;
    --muted: #b895b0;
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --container-w: 1200px;
}

* { 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;
}

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

a { color: var(--accent); text-decoration: none; transition: color 0.3s ease; }
a:hover { color: var(--accent2); }

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.3; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-height: 44px;
}
.btn-primary {
    background-color: var(--accent);
    color: #000 !important;
    border: 2px solid var(--accent);
}
.btn-primary:hover {
    background-color: transparent;
    color: var(--accent) !important;
}
.btn-secondary {
    background-color: transparent;
    color: var(--accent) !important;
    border: 2px solid var(--accent);
}
.btn-secondary:hover {
    background-color: var(--accent);
    color: #000 !important;
}

/* HEADER (Copied verbatim styles applied) */
header {
    background-color: rgba(23, 8, 18, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--surface);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}
.brand-logo {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 1px;
}
.nav-links { display: none; gap: 24px; }
.nav-links a { color: var(--text); font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover { color: var(--accent); }
.header-actions { display: none; gap: 12px; }
.mobile-menu-btn {
    background: none;
    border: none;
    color: var(--accent);
    font-size: 1.8rem;
    cursor: pointer;
    display: block;
    min-width: 44px;
    min-height: 44px;
}
.mobile-nav {
    display: none;
    background-color: var(--surface);
    padding: 20px;
    border-bottom: 1px solid var(--accent2);
}
.mobile-nav.active { display: flex; flex-direction: column; gap: 15px; }
.mobile-nav a { color: var(--text); font-size: 1.1rem; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.05); }
.header-actions-mobile { display: flex; flex-direction: column; gap: 10px; margin-top: 15px; }

/* HERO BANNER */
.hero-banner {
    position: relative;
    padding: 80px 20px 100px;
    text-align: center;
    background: radial-gradient(circle at top, var(--surface) 0%, var(--bg) 80%);
    border-bottom: 2px solid var(--accent2);
    overflow: hidden;
}
.hero-banner::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent2), var(--accent), var(--accent2));
}
.breadcrumb {
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.hero-banner h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--accent);
    margin-bottom: 24px;
    text-shadow: 0 4px 12px rgba(0,0,0,0.5);
    max-width: 900px;
    margin-inline: auto;
}
.meta-chips {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}
.chip {
    background-color: rgba(181, 101, 216, 0.15);
    border: 1px solid var(--accent2);
    color: var(--text);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* MAIN CONTENT */
.page-content {
    padding: 60px 0;
}
.article-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    max-width: 900px;
    margin: 0 auto;
}

/* Intro Block */
.intro-block {
    font-size: 1.15rem;
    color: var(--text);
    background: linear-gradient(135deg, rgba(43, 16, 48, 0.8), rgba(23, 8, 18, 0));
    border-left: 4px solid var(--accent);
    padding: 30px;
    border-radius: 0 12px 12px 0;
    font-family: var(--font-display);
    font-style: italic;
    line-height: 1.8;
}

/* Content Sections */
.content-section h2 {
    font-size: 1.8rem;
    color: var(--accent2);
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 12px;
}
.content-section h2::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent);
}
.content-section p {
    margin-bottom: 20px;
    color: var(--muted);
}
.content-section a {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-color: rgba(240, 196, 25, 0.4);
    text-underline-offset: 4px;
}
.content-section a:hover {
    text-decoration-color: var(--accent);
}

/* Specific Section Styles */
.section-rules {
    background-color: var(--surface);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid rgba(240, 196, 25, 0.2);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.strategy-list {
    list-style: none;
    margin-top: 24px;
}
.strategy-list li {
    position: relative;
    padding-left: 40px;
    margin-bottom: 16px;
    color: var(--text);
}
.strategy-list li::before {
    content: '♦';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent);
    font-size: 1.5rem;
    line-height: 1;
}

/* FAQ Section */
.faq-wrapper {
    margin-top: 40px;
}
details.faq-item {
    background-color: 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.faq-item[open] {
    border-color: var(--accent);
    box-shadow: 0 4px 15px rgba(240, 196, 25, 0.1);
}
summary.faq-question {
    padding: 20px 24px;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: rgba(0,0,0,0.15);
}
summary.faq-question::-webkit-details-marker { display: none; }
summary.faq-question::after {
    content: '+';
    color: var(--accent);
    font-size: 1.5rem;
    font-weight: 400;
}
details.faq-item[open] summary.faq-question::after { content: '−'; }
.faq-answer {
    padding: 20px 24px;
    color: var(--muted);
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* Related Links Block */
.related-links-block {
    margin-top: 80px;
    padding-top: 60px;
    border-top: 1px dashed var(--accent2);
}
.related-links-block h3 {
    text-align: center;
    color: var(--accent);
    font-size: 1.5rem;
    margin-bottom: 30px;
}
.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}
.link-card {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 16px;
    background-color: var(--surface);
    border: 1px solid rgba(181, 101, 216, 0.2);
    border-radius: 8px;
    color: var(--text);
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}
.link-card:hover {
    background-color: var(--accent2);
    color: var(--bg);
    border-color: var(--accent2);
    transform: translateY(-3px);
}

/* Grand CTA */
.grand-cta {
    margin: 80px 0;
    padding: 60px 20px;
    background: linear-gradient(135deg, var(--surface) 0%, #4a1c52 100%);
    border-radius: 16px;
    text-align: center;
    border: 2px solid var(--accent);
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
    position: relative;
    overflow: hidden;
}
.grand-cta::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(240,196,25,0.1) 0%, transparent 60%);
    pointer-events: none;
}
.grand-cta h2 {
    font-size: 2.2rem;
    color: var(--accent);
    margin-bottom: 16px;
    position: relative;
}
.grand-cta p {
    font-size: 1.1rem;
    color: var(--text);
    margin-bottom: 32px;
    max-width: 600px;
    margin-inline: auto;
    position: relative;
}
.cta-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    position: relative;
    flex-wrap: wrap;
}

/* FOOTER (Copied verbatim styles applied) */
footer {
    background-color: #0d040a;
    padding: 60px 0 20px;
    border-top: 1px solid var(--surface);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand h2 {
    color: var(--accent);
    font-size: 2rem;
    margin-bottom: 16px;
}
.footer-brand p { color: var(--muted); font-size: 0.9rem; }
.footer-links-group { display: flex; flex-direction: column; gap: 12px; }
.footer-links-group a { color: var(--muted); font-size: 0.95rem; }
.footer-links-group a:hover { color: var(--accent); }
.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;
}

/* Media Queries */
@media (min-width: 768px) {
    .nav-links { display: flex; }
    .header-actions { display: flex; }
    .mobile-menu-btn { display: none; }
    .mobile-nav.active { display: none; }
    .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
    .content-section { padding-left: 20px; }
    .intro-block { padding: 40px; font-size: 1.25rem; }
}
@media (max-width: 390px) {
    .hero-banner { padding: 60px 15px 80px; }
    .btn { width: 100%; }
    .cta-actions { flex-direction: column; }
    .section-rules { padding: 20px; }
}


/* 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; }