.bus-bar{background:#0d1828;border-bottom:1px solid #1a3048;font-size:.72rem;padding:.45rem 0;color:#6a8498;font-family:"IBM Plex Mono",monospace}
.bus-bar .container{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem}
.bus-bar em{color:#2dd4bf;font-style:normal;font-weight:700}

.hero-bus{padding:2.8rem 0 3.2rem;background:#0a1220}
.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:2rem;align-items:center}
.hero-grid h1{font-size:clamp(1.35rem,3.2vw,1.85rem);font-weight:800;color:#e8f2f8;line-height:1.35;margin-bottom:.85rem}
.hero-grid h1 em{color:#2dd4bf;font-style:normal}
.hero-desc{color:#8aa0b0;font-size:.92rem;margin-bottom:1.2rem;max-width:520px}
.hero-btns{display:flex;flex-wrap:wrap;gap:.65rem;margin-bottom:1.5rem}
.trust-row{display:flex;flex-wrap:wrap;gap:1rem}
.trust-row .t{background:#0d1828;border:1px solid #1a3048;padding:.65rem 1rem;min-width:90px}
.trust-row strong{display:block;font-size:1.25rem;color:#f5a623;font-weight:800}
.trust-row span{font-size:.72rem;color:#6a8498}

.bus-diagram{position:relative;background:#0d1828;border:1px solid #1a3048;border-radius:8px;padding:1.5rem;min-height:320px}
.bus-diagram svg{width:100%;height:auto;display:block}
.bus-hub-label{text-align:center;font-size:.72rem;color:#6a8498;margin-top:.5rem;font-family:monospace}

.topic-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.topic-card{background:#0d1828;border:1px solid #1a3048;border-left:3px solid #2dd4bf;padding:1.2rem 1.1rem}
.topic-card:nth-child(2){border-left-color:#7ec8ff}
.topic-card:nth-child(3){border-left-color:#f5a623}
.topic-tag{font-family:monospace;font-size:.68rem;color:#2dd4bf;margin-bottom:.45rem}
.topic-card h3{font-size:.95rem;color:#e8f2f8;margin-bottom:.4rem;font-weight:800}
.topic-card p{font-size:.82rem;color:#6a8498;line-height:1.55}

.flow-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative}
.flow-steps::before{content:"";position:absolute;top:28px;left:16%;right:16%;height:2px;background:#1a3048;z-index:0}
.flow-step{background:#0d1828;border:1px solid #1a3048;padding:1.2rem;text-align:center;position:relative;z-index:1;margin:0 .35rem}
.flow-num{width:36px;height:36px;border-radius:50%;background:#102838;border:2px solid #2dd4bf;color:#2dd4bf;font-weight:800;font-size:.82rem;display:flex;align-items:center;justify-content:center;margin:0 auto .65rem;font-family:monospace}
.flow-step h3{font-size:.92rem;color:#e8f2f8;margin-bottom:.35rem;font-weight:800}
.flow-step p{font-size:.8rem;color:#6a8498;line-height:1.5}

.topic-dual{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.topic-pane{background:#0d1828;border:1px solid #1a3048}
.topic-pane .head{background:#102030;padding:.55rem 1rem;font-family:monospace;font-size:.72rem;color:#2dd4bf;border-bottom:1px solid #1a3048}
.topic-pane .body{padding:1rem 1.1rem}
.topic-pane h3{font-size:.9rem;color:#e8f2f8;margin-bottom:.55rem;font-weight:800}
.topic-pane li{font-size:.82rem;color:#6a8498;padding:.28rem 0 .28rem 1rem;position:relative;line-height:1.45}
.topic-pane li::before{content:"→";position:absolute;left:0;color:#2dd4bf;font-size:.75rem}

.bus-cta{background:#102030;border-top:1px solid #1a3048;border-bottom:1px solid #1a3048;padding:2.5rem 0;text-align:center}
.bus-cta h2{font-size:clamp(1.1rem,2.8vw,1.45rem);color:#e8f2f8;margin-bottom:.45rem;font-weight:800}
.bus-cta p{color:#6a8498;font-size:.88rem;margin-bottom:1.1rem}

.hero-img-wrap{margin-top:1rem;border:1px solid #1a3048;border-radius:6px;overflow:hidden}

@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .topic-cards,.flow-steps,.topic-dual{grid-template-columns:1fr}
  .flow-steps::before{display:none}
  .flow-step{margin:.35rem 0}
}