.int-hero {
    max-width: 900px; margin: 0 auto; padding: 40px 20px 20px;
    text-align: center;
  }
  .int-hero h1 {
    font-family: 'Playfair Display', serif; font-size: 2.2rem;
    font-weight: 800; color: var(--text); margin-bottom: 8px;
    line-height: 1.2;
  }
  .int-hero .sub {
    font-size: 1rem; color: var(--muted); max-width: 600px;
    margin: 0 auto 32px; line-height: 1.6;
  }
  .int-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(0,212,170,.08); border: 1px solid rgba(0,212,170,.25);
    border-radius: 20px; padding: 6px 14px;
    font-size: .72rem; font-weight: 700; color: var(--accent);
    margin-bottom: 24px;
  }

  /* Use cases grid */
  .int-cases { max-width: 900px; margin: 0 auto; padding: 0 20px 30px; }
  .int-cases-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px; margin-bottom: 40px;
  }
  .int-case {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 14px; padding: 24px 20px; transition: all .15s;
  }
  .int-case:hover { border-color: var(--accent); transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,.06); }
  .int-case-icon {
    width: 44px; height: 44px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; margin-bottom: 14px;
  }
  .int-case h3 { font-size: .95rem; font-weight: 800; color: var(--text); margin-bottom: 6px; }
  .int-case p { font-size: .8rem; color: var(--muted); line-height: 1.5; margin-bottom: 12px; }
  .int-case-tag {
    font-size: .62rem; font-weight: 700; padding: 3px 8px; border-radius: 6px;
    text-transform: uppercase; letter-spacing: .05em;
  }

  /* Flow diagram */
  .int-flow { max-width: 900px; margin: 0 auto; padding: 0 20px 40px; }
  .int-flow h2 {
    font-family: 'Playfair Display', serif; font-size: 1.4rem;
    font-weight: 800; color: var(--text); margin-bottom: 20px;
    text-align: center;
  }
  .int-steps {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
    position: relative;
  }
  @media (max-width: 640px) { .int-steps { grid-template-columns: 1fr; } }
  .int-step {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 14px; padding: 20px; text-align: center;
    position: relative;
  }
  .int-step-num {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--accent); color: #fff; font-weight: 800;
    font-size: .85rem; display: flex; align-items: center;
    justify-content: center; margin: 0 auto 12px;
  }
  .int-step h4 { font-size: .85rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
  .int-step p { font-size: .75rem; color: var(--muted); line-height: 1.4; }

  /* Code examples */
  .int-code { max-width: 900px; margin: 0 auto; padding: 0 20px 40px; }
  .int-code h2 {
    font-family: 'Playfair Display', serif; font-size: 1.4rem;
    font-weight: 800; color: var(--text); margin-bottom: 6px;
    text-align: center;
  }
  .int-code .sub {
    font-size: .82rem; color: var(--muted); text-align: center;
    margin-bottom: 20px;
  }
  .int-tabs {
    display: flex; gap: 4px; margin-bottom: 0;
    border-bottom: 1px solid var(--border); padding: 0 4px;
  }
  .int-tab {
    padding: 8px 16px; font-size: .75rem; font-weight: 700;
    color: var(--muted); cursor: pointer; border: none; background: none;
    border-bottom: 2px solid transparent; transition: all .15s;
  }
  .int-tab:hover { color: var(--text); }
  .int-tab.on { color: var(--accent); border-bottom-color: var(--accent); }
  .int-code-block {
    background: #0d1117; border: 1px solid #30363d;
    border-radius: 0 0 12px 12px; padding: 20px; overflow-x: auto;
    font-family: 'JetBrains Mono', monospace; font-size: .75rem;
    line-height: 1.7; color: #e6edf3;
  }
  .int-code-block .kw { color: #ff7b72; }
  .int-code-block .str { color: #a5d6ff; }
  .int-code-block .cm { color: #8b949e; }
  .int-code-block .fn { color: #d2a8ff; }
  .int-code-block .num { color: #79c0ff; }

  /* Pricing section */
  .int-pricing { max-width: 900px; margin: 0 auto; padding: 0 20px 40px; }
  .int-pricing h2 {
    font-family: 'Playfair Display', serif; font-size: 1.4rem;
    font-weight: 800; color: var(--text); margin-bottom: 20px;
    text-align: center;
  }
  .int-price-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
  }
  .int-price-card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 14px; padding: 24px 20px; text-align: center;
  }
  .int-price-card.featured {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent), 0 8px 24px rgba(0,212,170,.1);
  }
  .int-price-name { font-size: .72rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: .08em; color: var(--muted); margin-bottom: 8px; }
  .int-price-amount { font-size: 2rem; font-weight: 800; color: var(--text);
    font-family: 'JetBrains Mono', monospace; }
  .int-price-period { font-size: .72rem; color: var(--muted); margin-bottom: 14px; }
  .int-price-feat { font-size: .78rem; color: var(--muted); line-height: 2; text-align: left; }
  .int-price-feat i { color: var(--accent); margin-right: 6px; }

  /* CTA */
  .int-cta {
    max-width: 900px; margin: 0 auto; padding: 0 20px 60px; text-align: center;
  }
  .int-cta-box {
    background: linear-gradient(135deg, rgba(0,212,170,.08), rgba(0,180,146,.03));
    border: 1px solid rgba(0,212,170,.25); border-radius: 16px;
    padding: 32px 24px;
  }
  .int-cta h2 {
    font-family: 'Playfair Display', serif; font-size: 1.3rem;
    font-weight: 800; color: var(--text); margin-bottom: 8px;
  }
  .int-cta p { font-size: .85rem; color: var(--muted); margin-bottom: 20px; line-height: 1.5; }
  .int-cta-btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--accent); color: #fff; text-decoration: none;
    padding: 14px 28px; border-radius: 12px; font-weight: 700;
    font-size: .9rem; transition: all .15s;
  }
  .int-cta-btn:hover { filter: brightness(1.1); transform: translateY(-1px); }

.site-nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 24px;transition:background .35s,box-shadow .35s,backdrop-filter .35s;}
.site-nav.scrolled{background:rgba(255,255,255,.82);backdrop-filter:blur(16px) saturate(1.6);-webkit-backdrop-filter:blur(16px) saturate(1.6);box-shadow:0 1px 8px rgba(10,14,26,.06);}
.inav-inner{max-width:1140px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:64px;}
.inav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;}
.inav-logo img{height:28px;}
.inav-logo span{font-weight:700;font-size:.78rem;color:var(--navy-900,#0a0e1a);letter-spacing:.1em;text-transform:uppercase;}
.inav-links{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0;}
.inav-links a{font-size:.85rem;font-weight:500;color:var(--navy-600,#4a5568);transition:color .2s;text-decoration:none;}
.inav-links a:hover{color:var(--navy-900,#0a0e1a);}
.inav-links .active{color:var(--accent,#00d4aa);font-weight:700;}
.inav-cta{display:inline-flex;align-items:center;gap:6px;background:var(--navy-900,#0a0e1a);color:#fff !important;padding:8px 20px;border-radius:8px;font-weight:600;font-size:.84rem;transition:background .2s;}
.inav-cta:hover{background:var(--navy-800,#1a202c);}
.nav-right{display:flex;align-items:center;}.nav-cta-mobile{display:none !important;}.nav-hamburger{display:none !important;}
@media(max-width:768px){.site-nav{background:rgba(255,255,255,.97);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 1px 4px rgba(0,0,0,.06);padding:0 12px;}.inav-logo span{font-size:.6rem;letter-spacing:.06em;}.inav-links{display:none !important;}.nav-right{gap:6px;}.nav-cta-mobile{display:inline-flex;align-items:center;background:#0a0e1a;color:#fff;padding:6px 12px;border-radius:8px;font-weight:700;font-size:.7rem;text-decoration:none;white-space:nowrap;flex-shrink:0;}.nav-hamburger{display:flex !important;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;cursor:pointer;padding:8px;min-width:44px;min-height:44px;align-items:center;flex-shrink:0;}.nav-hamburger span{display:block;width:20px;height:2px;background:#1a2140;border-radius:2px;transition:transform .3s,opacity .3s;}.nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}.nav-hamburger.open span:nth-child(2){opacity:0;}.nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}.inav-links.open{display:flex !important;flex-direction:column;position:fixed;top:64px;left:0;right:0;background:#fff;padding:8px 0;margin:0;list-style:none;box-shadow:0 8px 24px rgba(0,0,0,.1);border-top:1px solid #e8eef6;z-index:999;}.inav-links.open li{width:100%;}.inav-links.open a{display:flex;align-items:center;padding:14px 24px;font-size:.9rem;font-weight:500;color:#243054;min-height:48px;}.inav-links.open .inav-cta{margin:8px 24px;justify-content:center;border-radius:10px;padding:14px;}}