:root {
    --bg: #0a1118;
    --surface: #142230;
    --surface-light: #1d3349;
    --accent: #4dd0ff;
    --accent2: #ffd166;
    --text: #f0faff;
    --muted: #8fa8b8;
    --font-display: 'Russo One', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --container-max: 1024px;
    --radius: 12px;
    --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(--accent2);
  }

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

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

  /* Buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-family: var(--font-display);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    border: none;
    min-height: 44px;
    transition: var(--transition);
  }

  .btn-primary {
    background-color: var(--accent2);
    color: var(--bg);
    box-shadow: 0 4px 15px rgba(255, 209, 102, 0.2);
  }

  .btn-primary:hover {
    background-color: #ffde8f;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 209, 102, 0.3);
    color: var(--bg);
  }

  .btn-secondary {
    background-color: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
  }

  .btn-secondary:hover {
    background-color: var(--accent);
    color: var(--bg);
  }

  /* HEADER STYLES */
  header {
    background-color: rgba(10, 17, 24, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(77, 208, 255, 0.1);
  }

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

  .logo {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .logo span {
    color: var(--accent);
  }

  .nav-links {
    display: none;
    gap: 20px;
  }

  .nav-links a {
    color: var(--text);
    font-weight: 600;
    font-size: 0.95rem;
  }

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

  .header-ctas {
    display: none;
    gap: 10px;
  }

  .mobile-toggle {
    display: block;
    background: none;
    border: none;
    color: var(--accent);
    font-size: 1.8rem;
    cursor: pointer;
    padding: 5px;
    min-width: 44px;
    min-height: 44px;
  }

  .mobile-menu {
    display: none;
    background-color: var(--surface);
    padding: 20px;
    border-top: 1px solid rgba(77, 208, 255, 0.1);
  }

  .mobile-menu.active {
    display: flex;
    flex-direction: column;
    gap: 15px;
  }

  .mobile-menu a {
    color: var(--text);
    font-size: 1.1rem;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }

  .mobile-menu .header-ctas {
    display: flex;
    flex-direction: column;
    margin-top: 15px;
  }

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

  /* PAGE SPECIFIC: HERO BANNER */
  .hero-daftar {
    background: radial-gradient(circle at top right, var(--surface-light) 0%, var(--bg) 60%);
    padding: 60px 0 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--surface);
  }

  /* Decorative Kite Motif in Hero */
  .hero-daftar::before, .hero-daftar::after {
    content: '';
    position: absolute;
    background: var(--accent);
    opacity: 0.05;
    transform: rotate(45deg);
    border-radius: 5px 5px 30px 5px;
  }
  .hero-daftar::before { width: 150px; height: 150px; top: -20px; left: -50px; }
  .hero-daftar::after { width: 100px; height: 100px; bottom: 20px; right: 10%; background: var(--accent2); }

  .breadcrumb {
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 20px;
    display: inline-block;
    padding: 6px 16px;
    background: rgba(20, 34, 48, 0.6);
    border-radius: 20px;
    border: 1px solid rgba(143, 168, 184, 0.2);
  }

  .hero-daftar h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--text);
    margin-bottom: 20px;
    text-shadow: 0 4px 10px rgba(0,0,0,0.5);
  }

  .meta-chips {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
  }

  .chip {
    background: var(--surface);
    color: var(--accent);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(77, 208, 255, 0.2);
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .chip::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--accent2);
    border-radius: 50%;
  }

  /* MAIN CONTENT LAYOUT */
  .page-content {
    padding: 40px 20px 80px;
    position: relative;
  }

  /* Guided Timeline Motif */
  @media (min-width: 768px) {
    .page-content::before {
      content: '';
      position: absolute;
      left: 40px;
      top: 40px;
      bottom: 150px;
      width: 2px;
      background: linear-gradient(to bottom, var(--accent) 0%, rgba(77, 208, 255, 0.1) 100%);
      z-index: -1;
    }
  }

  /* INTRO BLOCK */
  .intro-box {
    background: var(--surface);
    padding: 30px;
    border-radius: var(--radius);
    border-left: 4px solid var(--accent2);
    margin-bottom: 50px;
    font-size: 1.1rem;
    color: var(--text);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    position: relative;
  }

  .intro-box p { margin: 0; }

  /* CONTENT CARDS */
  .content-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 30px;
    margin-bottom: 40px;
    position: relative;
    border: 1px solid rgba(143, 168, 184, 0.1);
    transition: var(--transition);
  }

  .content-card:hover {
    border-color: rgba(77, 208, 255, 0.3);
    transform: translateY(-2px);
  }

  .card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
  }

  .step-badge {
    background: var(--bg);
    color: var(--accent);
    font-family: var(--font-display);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1.2rem;
    border: 1px solid rgba(77, 208, 255, 0.3);
    flex-shrink: 0;
  }

  @media (min-width: 768px) {
    .content-card { margin-left: 50px; }
    .step-badge {
      position: absolute;
      left: -70px;
      top: 25px;
      background: var(--surface);
      border-color: var(--accent);
      box-shadow: 0 0 0 6px var(--bg);
    }
  }

  .content-card h2 {
    color: var(--accent2);
    font-size: 1.5rem;
  }

  .content-card p {
    color: var(--muted);
    margin-bottom: 16px;
  }
  .content-card p:last-child {
    margin-bottom: 0;
  }

  .content-card a {
    color: var(--text);
    border-bottom: 1px dashed var(--accent);
  }
  .content-card a:hover {
    color: var(--accent2);
    border-bottom-color: var(--accent2);
  }

  /* CREATIVE LIST STYLING */
  .styled-list {
    list-style: none;
    margin-top: 20px;
    display: grid;
    gap: 12px;
  }

  @media (min-width: 768px) {
    .styled-list { grid-template-columns: 1fr 1fr; }
  }

  .styled-list li {
    background: var(--bg);
    padding: 12px 16px 12px 40px;
    border-radius: 8px;
    position: relative;
    color: var(--text);
    font-size: 0.95rem;
    border: 1px solid rgba(143, 168, 184, 0.05);
  }

  /* Kite Shape List Marker */
  .styled-list li::before {
    content: '';
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 10px;
    height: 10px;
    background: var(--accent);
    border-radius: 2px 2px 8px 2px;
  }

  /* FAQ SECTION */
  .faq-container {
    margin-top: 60px;
    background: var(--bg);
  }

  @media (min-width: 768px) {
    .faq-container { margin-left: 50px; }
  }

  .faq-title {
    font-size: 2rem;
    color: var(--text);
    margin-bottom: 30px;
    text-align: center;
  }

  details {
    background: var(--surface);
    border-radius: 8px;
    margin-bottom: 16px;
    border: 1px solid rgba(143, 168, 184, 0.1);
    overflow: hidden;
  }

  summary {
    padding: 18px 20px;
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
    min-height: 44px;
  }

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

  summary::after {
    content: '+';
    color: var(--accent);
    font-size: 1.5rem;
    line-height: 1;
    transition: transform 0.3s ease;
  }

  details[open] summary {
    border-bottom: 1px solid rgba(0,0,0,0.2);
    background: var(--surface-light);
  }

  details[open] summary::after {
    content: '−';
    color: var(--accent2);
    transform: rotate(180deg);
  }

  details p {
    padding: 20px;
    color: var(--muted);
    margin: 0;
    line-height: 1.7;
  }

  /* RELATED LINKS NAV */
  .related-nav {
    margin-top: 60px;
    padding: 40px;
    background: var(--surface);
    border-radius: var(--radius);
    text-align: center;
  }

  @media (min-width: 768px) {
    .related-nav { margin-left: 50px; }
  }

  .related-nav h3 {
    color: var(--text);
    margin-bottom: 20px;
    font-size: 1.3rem;
  }

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

  .pill-link {
    display: inline-block;
    padding: 10px 20px;
    background: var(--bg);
    color: var(--muted);
    border: 1px solid rgba(143, 168, 184, 0.2);
    border-radius: 50px;
    font-size: 0.9rem;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .pill-link:hover {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
  }

  /* GRAND CTA */
  .grand-cta {
    margin-top: 60px;
    background: linear-gradient(145deg, var(--surface), var(--surface-light));
    border-radius: 20px;
    padding: 50px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-top: 4px solid var(--accent2);
  }

  @media (min-width: 768px) {
    .grand-cta { margin-left: 50px; }
  }

  .grand-cta h2 {
    font-size: 2.2rem;
    color: var(--text);
    margin-bottom: 15px;
  }

  .grand-cta p {
    color: var(--muted);
    margin-bottom: 30px;
    font-size: 1.1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }

  .cta-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
  }

  /* FOOTER STYLES */
  footer {
    background-color: #050a0f;
    padding: 60px 0 20px;
    border-top: 1px solid rgba(77, 208, 255, 0.1);
  }

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

  @media (min-width: 768px) {
    .footer-grid {
      grid-template-columns: 1fr 2fr;
    }
  }

  .footer-brand {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--text);
    margin-bottom: 15px;
  }

  .footer-brand span {
    color: var(--accent);
  }

  .footer-tagline {
    color: var(--muted);
    font-size: 0.95rem;
    max-width: 300px;
  }

  .footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  @media (min-width: 1024px) {
    .footer-links {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .footer-links a {
    color: var(--muted);
    font-size: 0.9rem;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .footer-links a:hover {
    color: var(--accent);
    padding-left: 5px;
  }

  .footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: rgba(143, 168, 184, 0.5);
    font-size: 0.85rem;
  }


/* 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; }