:root {
  color-scheme: dark;
  --ink: #f5fbf7;
  --muted: #9eb1a8;
  --line: rgba(208, 255, 230, 0.12);
  --panel: rgba(15, 32, 25, 0.72);
  --green: #72f5a7;
  --violet: #bc9cff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07130f;
  color: var(--ink);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; overflow-x: hidden; background: radial-gradient(circle at 70% -10%, #173d2b 0, transparent 38%), #07130f; }
a { color: inherit; text-decoration: none; }
.page-glow { position: fixed; z-index: -1; width: 30rem; height: 30rem; border-radius: 50%; filter: blur(120px); opacity: .14; }
.page-glow--one { top: 24rem; left: -15rem; background: #52ffa4; }
.page-glow--two { top: 66rem; right: -16rem; background: #946dff; }

.site-header { width: min(1180px, calc(100% - 40px)); height: 82px; margin: auto; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; letter-spacing: -.02em; }
.brand-mark { display: grid; place-items: center; width: 31px; height: 31px; border-radius: 10px; background: linear-gradient(145deg, var(--green), #42bd78); color: #06170e; font-size: 15px; box-shadow: 0 0 30px rgba(114,245,167,.2); }
nav { display: flex; gap: 34px; color: var(--muted); font-size: 14px; }
nav a:hover, nav a:focus-visible { color: var(--ink); }
.header-cta { padding: 11px 17px; border: 1px solid rgba(114,245,167,.32); border-radius: 999px; font-size: 13px; color: var(--green); background: rgba(114,245,167,.06); }

main { width: min(1180px, calc(100% - 40px)); margin: auto; }
.hero { min-height: 690px; display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 80px; padding: 92px 0 82px; }
.eyebrow { margin: 0 0 20px; display: flex; align-items: center; gap: 10px; color: var(--green); font-size: 12px; font-weight: 750; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow span { width: 24px; height: 1px; background: var(--green); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 660px; margin-bottom: 24px; font-size: clamp(3.25rem, 6vw, 5.7rem); line-height: .96; letter-spacing: -.065em; font-weight: 720; }
h1 em { color: var(--green); font-style: normal; }
.hero-lede { max-width: 620px; font-size: 18px; line-height: 1.72; color: var(--muted); }
.hero-actions { display: flex; gap: 12px; margin: 34px 0 28px; }
.button { display: inline-flex; justify-content: center; padding: 14px 20px; border-radius: 12px; font-size: 14px; font-weight: 700; }
.button--primary { color: #06150d; background: var(--green); box-shadow: 0 12px 35px rgba(70,210,129,.16); }
.button--quiet { border: 1px solid var(--line); background: rgba(255,255,255,.025); }
.trust-row { display: flex; gap: 25px; padding: 0; margin: 0; list-style: none; color: var(--muted); font-size: 12px; }
.trust-row span { color: var(--green); }

.product-preview { position: relative; padding: 18px; border: 1px solid rgba(156,255,201,.17); border-radius: 28px; background: linear-gradient(155deg, rgba(20,45,34,.9), rgba(7,18,14,.9)); box-shadow: 0 38px 90px rgba(0,0,0,.38); transform: perspective(1200px) rotateY(-4deg) rotateX(1deg); }
.product-preview::before { content: ""; position: absolute; inset: -1px; z-index: -1; border-radius: inherit; background: linear-gradient(135deg, rgba(114,245,167,.18), transparent 40%, rgba(188,156,255,.12)); }
.preview-topline { height: 42px; display: flex; justify-content: space-between; align-items: center; color: var(--muted); font-size: 12px; }
.preview-brand { display: flex; align-items: center; gap: 8px; color: var(--ink); font-weight: 700; }
.preview-brand b { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 8px; color: #08170f; background: var(--green); }
.secure-pill { display: flex; align-items: center; gap: 7px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; }
.secure-pill i, .participant-label i, .event-dot, .status-label i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); }
.call-stage { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 8px; height: 340px; }
.participant { position: relative; display: grid; place-items: center; overflow: hidden; border-radius: 18px; background: radial-gradient(circle at 50% 35%, #355d4b, #10231b 62%); }
.participant--secondary { background: radial-gradient(circle at 50% 35%, #493c65, #1d1828 62%); }
.avatar { display: grid; place-items: center; width: 94px; height: 94px; border-radius: 50%; font-size: 33px; font-weight: 720; color: #0b1811; background: linear-gradient(145deg, #a7ffd0, #58d894); box-shadow: 0 18px 45px rgba(0,0,0,.23); }
.avatar--two { color: #171122; background: linear-gradient(145deg, #ddceff, #aa85f6); }
.participant-label { position: absolute; bottom: 14px; left: 14px; display: flex; align-items: center; gap: 8px; padding: 7px 10px; border-radius: 8px; color: #f6fff9; background: rgba(3,10,7,.55); font-size: 11px; backdrop-filter: blur(8px); }
.participant-label i { width: 6px; height: 6px; }
.call-time { position: absolute; top: 12px; left: 50%; translate: -50% 0; padding: 6px 9px; border-radius: 8px; background: rgba(4,12,8,.55); color: #c8d6cf; font: 11px ui-monospace, monospace; backdrop-filter: blur(8px); }
.call-controls { display: flex; justify-content: center; gap: 10px; padding: 15px 0 5px; }
.call-controls span { display: grid; place-items: center; width: 39px; height: 39px; border-radius: 50%; background: rgba(255,255,255,.07); color: #d6e4dc; }
.call-controls .hangup { color: #fff; background: #e85d66; }
.event-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 14px; }
.event-strip div { display: grid; grid-template-columns: auto 1fr auto; gap: 8px; align-items: center; padding: 12px; border: 1px solid var(--line); border-radius: 12px; color: var(--muted); font-size: 10px; }
.event-strip b { color: var(--ink); font-size: 10px; }
.event-dot--violet { background: var(--violet); box-shadow: 0 0 12px var(--violet); }

.signal-band { display: flex; align-items: center; justify-content: space-around; gap: 20px; padding: 23px 28px; border: 1px solid var(--line); border-radius: 15px; color: var(--muted); background: rgba(255,255,255,.018); font-size: 12px; text-transform: uppercase; letter-spacing: .09em; }
.signal-band b { color: var(--green); font-weight: 400; }
.section { padding: 132px 0; }
.section-heading { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: end; margin-bottom: 48px; }
h2 { margin-bottom: 18px; font-size: clamp(2.4rem, 4.2vw, 4.3rem); line-height: 1.04; letter-spacing: -.055em; }
.section-heading p, .integration p, .readiness p { margin-bottom: 0; color: var(--muted); line-height: 1.75; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.feature-grid article { min-height: 250px; padding: 27px; border: 1px solid var(--line); border-radius: 17px; background: var(--panel); }
.feature-icon { display: grid; place-items: center; width: 38px; height: 38px; margin-bottom: 47px; border: 1px solid rgba(114,245,167,.23); border-radius: 11px; color: var(--green); background: rgba(114,245,167,.055); }
.feature-grid h3 { margin-bottom: 12px; font-size: 17px; }
.feature-grid p { color: var(--muted); font-size: 13px; line-height: 1.65; }

.integration { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; align-items: center; padding: 95px 68px; border: 1px solid var(--line); border-radius: 27px; background: linear-gradient(135deg, rgba(21,49,36,.75), rgba(11,23,18,.68)); }
.integration ul { display: grid; gap: 13px; padding: 0; margin: 28px 0 0; list-style: none; color: #c9d9d0; font-size: 13px; }
.integration li::before { content: "✓"; margin-right: 10px; color: var(--green); }
.code-card { overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: #06100c; box-shadow: 0 25px 60px rgba(0,0,0,.28); }
.code-title { display: flex; align-items: center; gap: 7px; padding: 13px 17px; border-bottom: 1px solid var(--line); }
.code-title span { width: 7px; height: 7px; border-radius: 50%; background: #375044; }
.code-title b { margin-left: auto; color: #70867b; font: 10px ui-monospace, monospace; }
pre { margin: 0; padding: 32px; overflow: auto; color: #c8d8d0; font: 13px/2.25 ui-monospace, SFMono-Regular, Menlo, monospace; }
pre i { display: inline-block; width: 34px; color: #466154; font-style: normal; user-select: none; }

.readiness { display: grid; grid-template-columns: 1.1fr .9fr; gap: 100px; align-items: center; padding: 135px 0; }
.status-card { padding: 28px; border: 1px solid rgba(114,245,167,.16); border-radius: 18px; background: var(--panel); }
.status-label { display: flex; align-items: center; gap: 9px; margin-bottom: 25px; color: var(--green); font-size: 11px; font-weight: 750; text-transform: uppercase; letter-spacing: .12em; }
.status-card strong { display: block; margin-bottom: 7px; font-size: 23px; }
.status-card p { font-size: 13px; }
.status-track { height: 7px; margin: 23px 0 13px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.07); }
.status-track span { display: block; width: 89%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #47c77d, var(--green)); }
.status-card small { color: #70867b; font-size: 10px; }

footer { width: min(1180px, calc(100% - 40px)); margin: auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 28px; padding: 35px 0 55px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
footer p { margin: 0; text-align: center; }
footer > span { text-align: right; }

@media (max-width: 920px) {
  nav { display: none; }
  .hero { grid-template-columns: 1fr; gap: 58px; padding-top: 70px; }
  .product-preview { max-width: 620px; transform: none; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .section-heading, .integration, .readiness { grid-template-columns: 1fr; gap: 46px; }
  .integration { padding: 58px 42px; }
}

@media (max-width: 600px) {
  .site-header, main, footer { width: min(100% - 26px, 1180px); }
  .header-cta { display: none; }
  .hero { min-height: auto; padding: 62px 0; }
  h1 { font-size: 3.2rem; }
  .hero-actions, .trust-row { flex-direction: column; }
  .button { width: 100%; }
  .call-stage { height: 270px; }
  .signal-band { align-items: flex-start; flex-direction: column; }
  .signal-band b { rotate: 90deg; }
  .section { padding: 95px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 220px; }
  .integration { padding: 45px 24px; }
  pre { padding: 24px 18px; font-size: 11px; }
  .readiness { padding: 95px 0; }
  footer { grid-template-columns: 1fr; text-align: left; }
  footer p, footer > span { text-align: left; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }