:root {
    --bg: #0e0a14;
    --surface: #1d1530;
    --accent: #ff6b9d;
    --accent2: #4dd0ff;
    --text: #f5f0ff;
    --muted: #a795c2;
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Exo 2', sans-serif;
    --pixel-shadow: 4px 4px 0px rgba(0,0,0,0.5);
  }

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

  body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    background-image:
      linear-gradient(rgba(77, 208, 255, 0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(77, 208, 255, 0.03) 1px, transparent 1px);
    background-size: 30px 30px;
    background-position: center top;
    overflow-x: hidden;
  }

  a { color: var(--accent2); text-decoration: none; transition: all 0.3s ease; }
  a:hover { color: var(--accent); text-shadow: 0 0 8px var(--accent); }

  h1, h2, h3, .brand { font-family: var(--font-display); line-height: 1.2; }

  .container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
  }

  /* HEADER (Matching Homepage Identity) */
  .header {
    background-color: rgba(14, 10, 20, 0.95);
    border-bottom: 2px solid var(--surface);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(5px);
  }
  .header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
  }
  .brand {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--text);
    text-transform: uppercase;
    letter-spacing: 2px;
  }
  .brand span { color: var(--accent); }
  .nav { display: flex; align-items: center; }
  .nav-links {
    display: flex;
    gap: 20px;
    align-items: center;
  }
  .nav-links a {
    color: var(--text);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  .nav-links a:hover { color: var(--accent2); }
  .header-ctas { display: flex; gap: 10px; margin-left: 15px; }
  .btn {
    display: inline-block;
    padding: 8px 16px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    cursor: pointer;
    text-align: center;
    border: none;
    transition: transform 0.1s, box-shadow 0.2s;
  }
  .btn:active { transform: translate(2px, 2px); box-shadow: none !important; }
  .btn-primary {
    background-color: var(--accent);
    color: var(--bg) !important;
    box-shadow: 3px 3px 0px var(--accent2);
  }
  .btn-primary:hover { background-color: #ff85b0; color: var(--bg) !important; box-shadow: 3px 3px 0px var(--accent2), 0 0 15px var(--accent); }
  .btn-secondary {
    background-color: transparent;
    color: var(--accent2) !important;
    border: 2px solid var(--accent2);
    box-shadow: 3px 3px 0px var(--surface);
  }
  .btn-secondary:hover { background-color: rgba(77, 208, 255, 0.1); box-shadow: 3px 3px 0px var(--accent); color: var(--accent) !important; border-color: var(--accent); }
  .menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.8rem;
    cursor: pointer;
  }

  /* HERO SECTION */
  .hero {
    padding: 60px 0 40px;
    text-align: center;
    position: relative;
    border-bottom: 1px dashed var(--surface);
  }
  .breadcrumb {
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 20px;
    font-family: var(--font-display);
    letter-spacing: 1px;
    text-transform: uppercase;
  }
  .hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--text);
    margin-bottom: 25px;
    text-shadow: 3px 3px 0px var(--accent), -1px -1px 0px var(--accent2);
    text-transform: uppercase;
    letter-spacing: 2px;
  }
  .meta-chips {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
  }
  .chip {
    background: var(--surface);
    color: var(--accent2);
    padding: 6px 14px;
    font-size: 0.85rem;
    font-family: var(--font-display);
    border: 1px solid var(--accent2);
    box-shadow: 2px 2px 0px var(--accent);
    text-transform: uppercase;
  }

  /* MAIN CONTENT */
  .content-area {
    padding: 50px 20px;
    max-width: 900px;
  }

  .intro-block {
    font-size: 1.15rem;
    color: var(--text);
    padding: 25px;
    background: linear-gradient(90deg, rgba(29, 21, 48, 0.8) 0%, rgba(14, 10, 20, 0) 100%);
    border-left: 4px solid var(--accent);
    margin-bottom: 50px;
    position: relative;
  }
  .intro-block::before {
    content: '►';
    position: absolute;
    left: -12px;
    top: 25px;
    color: var(--accent2);
    font-size: 1.2rem;
    background: var(--bg);
  }

  .content-area h2 {
    font-size: 1.8rem;
    color: var(--accent2);
    margin: 40px 0 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--surface);
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .content-area h2::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    background-color: var(--accent);
    box-shadow: 2px 2px 0px var(--text);
  }

  .content-area p { margin-bottom: 20px; font-size: 1.05rem; color: #dcd3eb; }
  .content-area p a { font-weight: 600; text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 4px; }

  /* CARDS & SPECIAL BLOCKS */
  .surface-card {
    background-color: var(--surface);
    padding: 30px;
    margin: 40px 0;
    border: 1px solid rgba(167, 149, 194, 0.2);
    box-shadow: var(--pixel-shadow);
    position: relative;
  }
  .surface-card h2 { margin-top: 0; border-bottom-color: rgba(255,255,255,0.1); }

  .strategy-box {
    background: repeating-linear-gradient(45deg, var(--surface), var(--surface) 10px, rgba(29, 21, 48, 0.5) 10px, rgba(29, 21, 48, 0.5) 20px);
    padding: 3px;
    margin: 40px 0;
    box-shadow: 4px 4px 0px var(--accent2);
  }
  .strategy-inner {
    background-color: var(--bg);
    padding: 30px;
    height: 100%;
  }

  /* LISTS */
  .pixel-list {
    list-style: none;
    margin: 20px 0 30px;
    padding-left: 10px;
  }
  .pixel-list li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 15px;
    font-size: 1.05rem;
    color: #dcd3eb;
  }
  .pixel-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 10px;
    height: 10px;
    background-color: var(--accent2);
    box-shadow: 2px 2px 0px var(--accent);
    transform: rotate(45deg);
  }

  /* FAQ SECTION */
  .faq-section {
    max-width: 900px;
    margin: 50px auto;
    padding: 0 20px;
  }
  .faq-section h2 {
    text-align: center;
    font-size: 2rem;
    color: var(--text);
    margin-bottom: 40px;
    text-transform: uppercase;
  }
  details {
    background-color: var(--surface);
    margin-bottom: 15px;
    border-left: 3px solid var(--accent2);
    box-shadow: 3px 3px 0px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
  }
  details[open] { border-left-color: var(--accent); }
  summary {
    padding: 20px;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    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: 1.5rem;
  }
  details[open] summary::after { content: '-'; color: var(--accent2); }
  details p {
    padding: 0 20px 20px;
    color: var(--muted);
    margin: 0;
  }

  /* RELATED PAGES */
  .related-pages {
    max-width: 900px;
    margin: 60px auto;
    padding: 40px 20px;
    background: radial-gradient(circle at center, var(--surface) 0%, var(--bg) 100%);
    text-align: center;
    border-top: 1px solid rgba(77, 208, 255, 0.2);
    border-bottom: 1px solid rgba(77, 208, 255, 0.2);
  }
  .related-pages h3 {
    color: var(--accent);
    margin-bottom: 30px;
    font-size: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
  }
  .related-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
  }
  .related-link {
    display: inline-block;
    background-color: var(--bg);
    border: 1px solid var(--muted);
    color: var(--text);
    padding: 12px 20px;
    font-family: var(--font-display);
    font-size: 0.9rem;
    text-transform: uppercase;
    box-shadow: 2px 2px 0px var(--surface);
  }
  .related-link:hover {
    border-color: var(--accent2);
    color: var(--accent2);
    box-shadow: 2px 2px 0px var(--accent);
    transform: translateY(-2px);
  }

  /* GRAND CTA */
  .grand-cta {
    max-width: 800px;
    margin: 80px auto;
    text-align: center;
    padding: 50px 30px;
    background-color: var(--surface);
    border: 2px solid var(--accent);
    box-shadow: 8px 8px 0px rgba(255, 107, 157, 0.2), inset 0 0 20px rgba(0,0,0,0.5);
    position: relative;
  }
  .grand-cta::before, .grand-cta::after {
    content: ''; position: absolute; width: 10px; height: 10px; background: var(--accent2);
  }
  .grand-cta::before { top: -6px; left: -6px; }
  .grand-cta::after { bottom: -6px; right: -6px; }

  .grand-cta h2 {
    font-size: 2.2rem;
    color: var(--text);
    margin-bottom: 15px;
    text-shadow: 2px 2px 0px var(--accent2);
  }
  .grand-cta p {
    font-size: 1.1rem;
    color: var(--muted);
    margin-bottom: 30px;
  }
  .cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
  }
  .cta-buttons .btn { padding: 12px 30px; font-size: 1rem; }

  /* FOOTER (Matching Homepage Identity) */
  .testimoni-author {
    text-align: center;
    padding: 30px 20px;
    background-color: #000;
    color: var(--text);
    font-family: var(--font-display);
    font-size: 0.9rem;
    border-top: 2px solid var(--surface);
    margin-top: 50px;
  }
  .testimoni-author span { color: var(--muted); }

  /* RESPONSIVE */
  @media (max-width: 1024px) {
    .nav-links { gap: 15px; }
    .nav-links a { font-size: 0.8rem; }
  }

  @media (max-width: 768px) {
    .menu-toggle { display: block; }
    .nav-links {
      position: absolute;
      top: 70px;
      left: 0;
      right: 0;
      background-color: var(--surface);
      flex-direction: column;
      padding: 20px;
      gap: 20px;
      border-bottom: 2px solid var(--accent);
      display: none;
    }
    .nav-links.active { display: flex; }
    .header-ctas { flex-direction: column; width: 100%; margin-left: 0; }
    .header-ctas .btn { width: 100%; }

    .hero h1 { font-size: 2rem; }
    .grand-cta h2 { font-size: 1.8rem; }
  }

  @media (max-width: 390px) {
    .hero { padding: 40px 0 20px; }
    .hero h1 { font-size: 1.6rem; }
    .meta-chips { flex-direction: column; align-items: center; gap: 10px; }
    .chip { width: 100%; text-align: center; }
    .content-area { padding: 30px 15px; }
    .content-area h2 { font-size: 1.4rem; }
    .surface-card, .strategy-inner { padding: 20px; }
    .cta-buttons { flex-direction: column; }
    .cta-buttons .btn { width: 100%; }
    summary { font-size: 1rem; padding: 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; }