:root {
    --bg: #1a0a14;
    --surface: #301828;
    --accent: #ff6b9d;
    --accent2: #4dd0ff;
    --text: #fff0f8;
    --muted: #c295b2;
    --shadow-pop: 4px 4px 0px var(--accent2);
    --shadow-pop-alt: 4px 4px 0px var(--accent);
    --transition: all 0.3s ease;
  }

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

  body {
    font-family: 'Barlow', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
  }

  h1, h2, h3, .display-text {
    font-family: 'Anton', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: normal;
  }

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

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

  .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: 'Anton', sans-serif;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
  }

  .btn-primary {
    background-color: var(--accent);
    color: var(--bg);
    box-shadow: 4px 4px 0px var(--accent2);
  }
  .btn-primary:hover {
    background-color: var(--accent2);
    box-shadow: 4px 4px 0px var(--accent);
    color: var(--bg);
  }

  .btn-secondary {
    background-color: transparent;
    color: var(--accent);
    border-color: var(--accent);
    box-shadow: 4px 4px 0px var(--surface);
  }
  .btn-secondary:hover {
    background-color: var(--accent);
    color: var(--bg);
    box-shadow: 4px 4px 0px var(--accent2);
  }

  /* HEADER (Matched to homepage vibe) */
  header {
    background-color: var(--bg);
    border-bottom: 3px solid var(--surface);
    position: sticky;
    top: 0;
    z-index: 100;
  }
  .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
  }
  .logo-area img { display: block; }
  .nav-links {
    display: none;
    gap: 20px;
  }
  .nav-links a {
    color: var(--text);
    font-weight: 600;
    font-size: 1.1rem;
    position: relative;
  }
  .nav-links a:hover { color: var(--accent); }
  .header-ctas { display: none; gap: 10px; }
  .mobile-toggle {
    background: none;
    border: none;
    color: var(--accent);
    font-size: 2rem;
    cursor: pointer;
    display: block;
  }

  @media (min-width: 1024px) {
    .nav-links { display: flex; }
    .header-ctas { display: flex; }
    .mobile-toggle { display: none; }
  }

  /* Mobile Menu Active State */
  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--surface);
    padding: 20px;
    border-bottom: 3px solid var(--accent);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  }
  .nav-links.active + .header-ctas {
    display: flex;
    position: absolute;
    top: 300px; /* Adjust based on nav height */
    left: 0;
    width: 100%;
    background-color: var(--surface);
    padding: 0 20px 20px;
    justify-content: center;
  }

  /* HERO BANNER */
  .hero-banner {
    background: linear-gradient(135deg, var(--surface) 0%, var(--bg) 100%);
    padding: 60px 0;
    border-bottom: 4px dashed var(--surface);
    position: relative;
    overflow: hidden;
  }
  .hero-banner::before {
    content: '';
    position: absolute;
    top: -50px; right: -50px;
    width: 200px; height: 200px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    opacity: 0.1;
    border-radius: 50%;
  }
  .breadcrumb {
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
  }
  .breadcrumb span { color: var(--accent2); }

  .hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    color: var(--text);
    line-height: 1.1;
    margin-bottom: 24px;
    text-shadow: 3px 3px 0px var(--accent);
    max-width: 800px;
  }

  .meta-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }
  .chip {
    background-color: var(--surface);
    border: 2px solid var(--accent2);
    color: var(--text);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  .chip::before {
    content: '★';
    color: var(--accent);
  }

  /* MAIN CONTENT AREA */
  .main-content {
    padding: 60px 0;
  }
  .content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
  }

  /* Intro */
  .intro-block {
    font-size: 1.25rem;
    color: var(--text);
    background-color: var(--surface);
    padding: 30px;
    border-left: 6px solid var(--accent);
    box-shadow: var(--shadow-pop);
    margin-bottom: 20px;
  }

  /* Sections */
  .text-section {
    margin-bottom: 20px;
  }
  .text-section h2 {
    font-size: 2rem;
    color: var(--accent2);
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
  }
  .text-section h2::after {
    content: '';
    display: block;
    width: 100%;
    height: 4px;
    background-color: var(--accent);
    margin-top: 5px;
    transform: skewX(-15deg);
  }
  .text-section p {
    margin-bottom: 16px;
    font-size: 1.1rem;
    color: #e0d0da;
  }
  .text-section p a {
    font-weight: 700;
    border-bottom: 2px solid var(--accent2);
  }
  .text-section p a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
  }

  /* Custom List */
  .step-list {
    list-style: none;
    margin: 30px 0;
    padding: 0;
  }
  .step-list li {
    position: relative;
    padding-left: 60px;
    margin-bottom: 20px;
    font-size: 1.1rem;
    background: rgba(48, 24, 40, 0.5);
    padding: 20px 20px 20px 70px;
    border: 2px solid var(--surface);
    border-radius: 8px;
  }
  .step-list li::before {
    content: counter(step-counter);
    counter-increment: step-counter;
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background-color: var(--accent);
    color: var(--bg);
    font-family: 'Anton', sans-serif;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    box-shadow: 2px 2px 0px var(--accent2);
  }
  .step-list { counter-reset: step-counter; }

  /* FAQ Section */
  .faq-wrapper {
    margin-top: 40px;
    background-color: var(--surface);
    padding: 40px;
    border: 3px solid var(--muted);
    box-shadow: var(--shadow-pop-alt);
  }
  .faq-wrapper h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 30px;
    color: var(--accent);
  }
  details {
    margin-bottom: 15px;
    background-color: var(--bg);
    border: 2px solid var(--surface);
    transition: var(--transition);
  }
  details[open] {
    border-color: var(--accent2);
    box-shadow: 2px 2px 0px var(--accent2);
  }
  summary {
    padding: 20px;
    font-family: 'Anton', sans-serif;
    font-size: 1.3rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text);
  }
  summary::-webkit-details-marker { display: none; }
  summary::after {
    content: '+';
    color: var(--accent);
    font-size: 1.8rem;
    transition: transform 0.3s ease;
  }
  details[open] summary::after {
    content: '-';
    transform: rotate(180deg);
  }
  details p {
    padding: 0 20px 20px;
    color: #e0d0da;
    font-size: 1.05rem;
  }

  /* Related Pages Block */
  .related-nav {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 2px dashed var(--muted);
  }
  .related-nav h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text);
  }
  .related-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
  }
  .related-grid a {
    display: inline-block;
    padding: 10px 20px;
    background-color: transparent;
    border: 2px solid var(--accent2);
    color: var(--accent2);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    border-radius: 4px;
  }
  .related-grid a:hover {
    background-color: var(--accent2);
    color: var(--bg);
    box-shadow: 3px 3px 0px var(--accent);
  }

  /* Grand CTA */
  .grand-cta {
    margin-top: 60px;
    background: linear-gradient(45deg, var(--accent), #ff9ebc);
    padding: 60px 20px;
    text-align: center;
    border-radius: 16px;
    box-shadow: var(--shadow-pop);
    color: var(--bg);
  }
  .grand-cta h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--bg);
    margin-bottom: 15px;
  }
  .grand-cta p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    font-weight: 600;
  }
  .cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
  }
  .grand-cta .btn-primary {
    background-color: var(--bg);
    color: var(--accent);
    box-shadow: 4px 4px 0px var(--surface);
  }
  .grand-cta .btn-primary:hover {
    background-color: var(--accent2);
    color: var(--bg);
  }
  .grand-cta .btn-secondary {
    border-color: var(--bg);
    color: var(--bg);
    box-shadow: none;
  }
  .grand-cta .btn-secondary:hover {
    background-color: var(--bg);
    color: var(--accent);
  }

  /* FOOTER (Matched to homepage vibe) */
  footer {
    background-color: var(--bg);
    border-top: 4px solid var(--surface);
    padding: 60px 0 20px;
    margin-top: 60px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 40px;
  }
  @media (min-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 2fr; }
  }
  .footer-brand h2 {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 15px;
  }
  .footer-brand p { color: var(--muted); }
  .footer-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
  }
  .footer-col h3 {
    font-size: 1.2rem;
    color: var(--text);
    margin-bottom: 20px;
    border-bottom: 2px solid var(--surface);
    padding-bottom: 10px;
  }
  .footer-col ul { list-style: none; }
  .footer-col ul li { margin-bottom: 10px; }
  .footer-col ul li a {
    color: var(--muted);
    font-size: 1rem;
  }
  .footer-col ul li a:hover { color: var(--accent2); padding-left: 5px; }
  .footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--surface);
    color: var(--muted);
    font-size: 0.9rem;
  }


/* 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; }