:root {
  --bg: #100a14;
  --surface: #201228;
  --surface-hover: #2d1b38;
  --accent: #ffd700;
  --accent-hover: #ffea75;
  --accent2: #c084fc;
  --text: #fdf5ff;
  --muted: #b0a2b8;
  --font-display: 'Anton', sans-serif;
  --font-body: 'Barlow', sans-serif;
  --radius: 8px;
  --transition: all 0.3s ease;
}

* { 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;
}
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-hover); text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Typography */
h1, h2, h3, .font-display { font-family: var(--font-display); font-weight: 400; text-transform: uppercase; letter-spacing: 0.05em; }
h1 { font-size: 2.5rem; color: var(--accent); line-height: 1.2; margin-bottom: 1rem; text-shadow: 0 0 20px rgba(255,215,0,0.3); }
h2 { font-size: 2rem; color: var(--text); margin-bottom: 1.5rem; position: relative; padding-bottom: 0.5rem; }
h2::after { content: ''; position: absolute; left: 0; bottom: 0; width: 60px; height: 4px; background: var(--accent2); }

/* Header (Exact Match Styles) */
header { background-color: rgba(16, 10, 20, 0.95); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 100; border-bottom: 1px solid rgba(192, 132, 252, 0.2); }
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 70px; }
.logo-area { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: 1.5rem; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; }
.nav-links { display: flex; gap: 20px; }
.nav-links a { color: var(--text); font-weight: 600; text-transform: uppercase; font-size: 0.9rem; letter-spacing: 0.5px; text-decoration: none; }
.nav-links a:hover { color: var(--accent); text-decoration: none; }
.mobile-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.8rem; cursor: pointer; }

/* Hero Banner */
.hero {
  padding: 60px 0 40px;
  background: radial-gradient(circle at top right, rgba(192,132,252,0.15) 0%, transparent 60%),
              radial-gradient(circle at bottom left, rgba(255,215,0,0.1) 0%, transparent 50%);
  border-bottom: 1px solid var(--surface);
}
.breadcrumb { font-size: 0.85rem; color: var(--muted); margin-bottom: 1.5rem; display: flex; flex-wrap: wrap; gap: 5px; }
.meta-chips { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 1.5rem; }
.chip { background: var(--surface); border: 1px solid rgba(255,215,0,0.3); color: var(--accent); padding: 4px 12px; border-radius: 20px; font-size: 0.85rem; font-weight: 600; display: inline-flex; align-items: center; }
.chip::before { content: '•'; margin-right: 6px; color: var(--accent2); }

/* Content Area */
.main-content { padding: 60px 0; }
.intro-box { background: linear-gradient(135deg, var(--surface) 0%, rgba(32,18,40,0.4) 100%); border-left: 4px solid var(--accent); padding: 25px 30px; border-radius: 0 var(--radius) var(--radius) 0; font-size: 1.1rem; margin-bottom: 50px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }

/* Section Styling - Distinct for this page */
.content-section { margin-bottom: 60px; }
.content-section p { margin-bottom: 1.2rem; font-size: 1.05rem; color: #e2d8e6; }
.content-section a { font-weight: 600; border-bottom: 1px dashed var(--accent); padding-bottom: 2px; }
.content-section a:hover { border-bottom-style: solid; }

/* Features List */
.feature-list { list-style: none; margin: 20px 0; padding: 0; display: grid; gap: 15px; }
.feature-list li { position: relative; padding-left: 35px; font-size: 1.05rem; background: var(--surface); padding: 15px 15px 15px 45px; border-radius: var(--radius); border: 1px solid rgba(192,132,252,0.1); transition: var(--transition); }
.feature-list li:hover { border-color: var(--accent2); transform: translateX(5px); }
.feature-list li::before { content: '✓'; position: absolute; left: 15px; top: 15px; color: var(--bg); background: var(--accent); width: 20px; height: 20px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.8rem; font-weight: bold; }

/* FAQ Accordion */
.faq-container { margin-top: 60px; }
details { background: var(--surface); border-radius: var(--radius); margin-bottom: 15px; overflow: hidden; border: 1px solid transparent; transition: var(--transition); }
details:hover { border-color: rgba(255,215,0,0.3); }
summary { padding: 20px; font-weight: 600; font-size: 1.1rem; cursor: pointer; position: relative; list-style: none; padding-right: 40px; color: var(--text); }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--accent); font-family: var(--font-display); transition: transform 0.3s; }
details[open] summary::after { content: '-'; transform: translateY(-50%) rotate(180deg); }
details p { padding: 0 20px 20px; color: var(--muted); margin: 0; }

/* Related Pages Grid */
.related-nav { margin-top: 80px; padding-top: 60px; border-top: 1px solid rgba(255,255,255,0.05); }
.related-nav h3 { font-size: 1.8rem; margin-bottom: 30px; text-align: center; color: var(--accent2); }
.nav-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; }
.nav-card { background: var(--surface); padding: 20px; border-radius: var(--radius); text-align: center; font-weight: 600; font-size: 1.1rem; border: 1px solid rgba(192,132,252,0.2); text-transform: capitalize; display: flex; align-items: center; justify-content: center; min-height: 80px; }
.nav-card:hover { background: var(--accent); color: var(--bg); border-color: var(--accent); text-decoration: none; transform: translateY(-3px); box-shadow: 0 10px 20px rgba(255,215,0,0.2); }

/* CTA Section */
.cta-banner { margin: 80px 0; background: linear-gradient(45deg, var(--surface), #3a1b4d); padding: 60px 30px; border-radius: var(--radius); text-align: center; border: 1px solid rgba(192,132,252,0.3); position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(255,215,0,0.1) 0%, transparent 50%); pointer-events: none; }
.cta-banner h2 { border: none; padding: 0; margin-bottom: 1rem; color: var(--accent); font-size: 2.5rem; }
.cta-banner h2::after { display: none; }
.cta-banner p { font-size: 1.2rem; margin-bottom: 30px; color: var(--text); }
.btn-group { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 15px 30px; font-family: var(--font-display); font-size: 1.2rem; letter-spacing: 1px; border-radius: 4px; transition: var(--transition); min-width: 160px; min-height: 44px; text-decoration: none; }
.btn-primary { background: var(--accent); color: var(--bg); border: 2px solid var(--accent); }
.btn-primary:hover { background: transparent; color: var(--accent); text-decoration: none; box-shadow: 0 0 15px rgba(255,215,0,0.4); }
.btn-secondary { background: transparent; color: var(--text); border: 2px solid var(--accent2); }
.btn-secondary:hover { background: var(--accent2); color: var(--bg); text-decoration: none; box-shadow: 0 0 15px rgba(192,132,252,0.4); }

/* Footer (Exact Match Styles) */
footer { background-color: #0a060d; padding: 60px 0 30px; border-top: 2px solid var(--surface); margin-top: auto; }
.footer-brand { font-family: var(--font-display); font-size: 2rem; color: var(--accent); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 15px; }
.footer-tagline { color: var(--muted); margin-bottom: 30px; font-size: 0.95rem; max-width: 400px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 15px 25px; margin-bottom: 40px; }
.footer-links a { color: var(--text); font-size: 0.9rem; text-decoration: none; }
.footer-links a:hover { color: var(--accent); }
.copyright { color: var(--muted); font-size: 0.85rem; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 20px; }

/* Responsive */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  .mobile-toggle { display: block; }
  .nav-links { display: none; position: absolute; top: 70px; left: 0; width: 100%; background: var(--surface); flex-direction: column; padding: 20px; gap: 15px; border-bottom: 1px solid rgba(255,215,0,0.2); }
  .nav-links.active { display: flex; }
  .intro-box { padding: 20px; font-size: 1rem; }
  .btn-group { flex-direction: column; width: 100%; }
  .btn { width: 100%; }
  .cta-banner { padding: 40px 20px; }
}
@media (max-width: 390px) {
  .hero { padding: 40px 0 30px; }
  h1 { font-size: 1.7rem; }
  .chip { font-size: 0.75rem; padding: 3px 10px; }
  .content-section { margin-bottom: 40px; }
  .footer-links { flex-direction: column; gap: 10px; }
}


/* 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; }