@import url('https://fonts.googleapis.com/css2?family=Gabarito:wght@500;700;800;900&family=Inter:wght@400;500;600;700;800&display=swap');
:root {
  --ink: #050810;
  --paper: #f6f7f4;
  --white: #fff;
  --muted: #697386;
  --line: #dce3ed;
  --graphite: #111827;
  --panel: rgba(255,255,255,.78);
  --shadow: 0 24px 80px rgba(0,0,0,.14);
  --radius: 8px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, Arial, sans-serif; color: var(--graphite); background: var(--paper); line-height: 1.65; }
a { color: inherit; }
.top { position: sticky; top: 0; z-index: 50; padding: .85rem clamp(1rem,4vw,3rem); color: #f8fafc; background: rgba(5,8,16,.72); border-bottom: 1px solid rgba(255,255,255,.14); backdrop-filter: blur(18px) saturate(130%); }
.top > div { max-width: 1180px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { color: #fff; font-family: Gabarito, Inter, sans-serif; font-size: 1.3rem; font-weight: 900; text-decoration: none; letter-spacing: -.02em; }
.top nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.top nav a { color: rgba(248,250,252,.88); text-decoration: none; font-size: .88rem; font-weight: 700; }
.hero { position: relative; overflow: hidden; padding: clamp(5rem,9vw,8rem) clamp(1.2rem,5vw,4rem); color: var(--graphite); background: linear-gradient(90deg,rgba(246,247,244,.98) 0%,rgba(246,247,244,.9) 54%,rgba(246,247,244,.68) 100%), url('/assets/ioarc-hero-office-light.jpg') center/cover no-repeat; border-bottom: 1px solid rgba(17,24,39,.1); }
.wrap { width: min(1120px,100%); margin: auto; }
.eyebrow { color: #374151; font-size: .76rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.hero h1 { max-width: 850px; margin: 1rem 0 1.4rem; font-family: Gabarito, Inter, sans-serif; font-size: clamp(2.6rem,6vw,5.4rem); line-height: .98; letter-spacing: -.045em; }
.hero p { max-width: 780px; margin: 0; color: #253044; font-size: clamp(1.05rem,2vw,1.3rem); }
.actions { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 2rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: .75rem 1.15rem; color: #fff; background: var(--graphite); border: 1px solid var(--graphite); border-radius: 999px; font-weight: 850; text-decoration: none; }
.btn.alt { color: var(--graphite); background: rgba(255,255,255,.52); border-color: rgba(17,24,39,.28); backdrop-filter: blur(12px); }
.section { padding: clamp(3.8rem,7vw,6rem) clamp(1.2rem,5vw,4rem); }
.section.white { background: #fff; }
.section h2 { margin: 0 0 1.1rem; font-family: Gabarito, Inter, sans-serif; font-size: clamp(2rem,4vw,3.25rem); line-height: 1.05; letter-spacing: -.035em; }
.lead { max-width: 820px; color: var(--muted); font-size: 1.1rem; }
.grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; margin-top: 2rem; }
.card { padding: 1.5rem; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 10px 35px rgba(17,24,39,.05); }
.white .card { background: #f8fafc; }
.card h3 { margin-top: 0; font-family: Gabarito, Inter, sans-serif; font-size: 1.25rem; }
.steps { counter-reset: step; display: grid; gap: .8rem; margin-top: 2rem; }
.step { counter-increment: step; padding: 1.1rem 1.25rem; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--graphite); border-radius: var(--radius); }
.step::before { content: counter(step); display: inline-grid; place-items: center; width: 28px; height: 28px; margin-right: .7rem; color: #fff; background: var(--graphite); border-radius: 50%; font-weight: 900; }
.proof { margin-top: 1.5rem; padding: 1.4rem; background: rgba(255,255,255,.72); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.faq details { margin: .75rem 0; padding: 1rem 1.15rem; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.faq summary { cursor: pointer; font-weight: 850; }
.cta { padding: clamp(4rem,7vw,6rem) 1.2rem; color: #fff; text-align: center; background: linear-gradient(135deg,#050810,#242b38); }
.cta h2 { font-family: Gabarito, Inter, sans-serif; font-size: clamp(2rem,4vw,3.5rem); }
.cta p { color: #d7dee9; }
.cta .btn { color: var(--graphite); background: #fff; border-color: #fff; }
.footer { padding: 2rem 1.2rem; color: #9ca3af; text-align: center; background: #050810; font-size: .85rem; }
@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .top > div { align-items: flex-start; flex-direction: column; gap: .7rem; }
  .top nav { gap: .75rem; }
  .hero { padding-top: 4.5rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }