:root {
  color-scheme: dark;
  --ink: #f4f5ef;
  --muted: #a8aca4;
  --quiet: #777d76;
  --ground: #0a0c0b;
  --panel: #111411;
  --panel-2: #171b17;
  --line: #2a302a;
  --signal: #ff4b35;
  --signal-soft: #361915;
  --safe: #8fffa8;
  --safe-soft: #112a18;
  --paper: #e8eadf;
  --paper-ink: #161a16;
  --max: 1180px;
  --radius: 18px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px),
    var(--ground);
  background-size: 48px 48px;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.55;
}

a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, .button { min-height: 48px; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -6rem;
  z-index: 100;
  background: var(--ink);
  color: var(--ground);
  padding: .8rem 1rem;
  border-radius: 8px;
}
.skip-link:focus { top: 1rem; }

.shell { width: min(calc(100% - 2rem), var(--max)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(10,12,11,.88);
  backdrop-filter: blur(18px);
}
.nav { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; font-weight: 760; letter-spacing: -.04em; font-size: 1.2rem; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--signal); color: var(--signal); border-radius: 50%; font-size: .78rem; letter-spacing: 0; }
.nav-links { display: flex; align-items: center; gap: 1.25rem; }
.nav-links > a:not(.button) { color: var(--muted); text-decoration: none; font-size: .9rem; }
.nav-links > a:hover { color: var(--ink); }

.button {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  border: 1px solid var(--signal);
  border-radius: 999px;
  background: var(--signal);
  color: #140b09;
  padding: .76rem 1.15rem;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, color .18s ease;
}
.button:hover { transform: translateY(-2px); background: #ff6a57; }
.button.secondary { background: transparent; color: var(--ink); border-color: var(--line); }
.button.secondary:hover { border-color: var(--ink); }
.button.small { min-height: 42px; padding: .58rem .9rem; font-size: .88rem; }
.button[disabled] { opacity: .55; cursor: progress; transform: none; }

.eyebrow { margin: 0 0 .85rem; color: var(--signal); font-size: .76rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.muted { color: var(--muted); }
.fine { color: var(--quiet); font-size: .84rem; }

.hero { padding: clamp(4rem, 8vw, 7.5rem) 0 3.25rem; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); align-items: center; gap: clamp(2.5rem, 6vw, 6rem); }
h1, h2, h3, p { text-wrap: pretty; }
h1 { margin: 0; max-width: 820px; font-size: clamp(3.2rem, 7.5vw, 6.8rem); line-height: .91; letter-spacing: -.072em; font-weight: 760; }
h1 .signal { color: var(--signal); }
.hero-copy > p:not(.eyebrow) { max-width: 680px; margin: 1.6rem 0 0; color: var(--muted); font-size: clamp(1.08rem, 1.6vw, 1.3rem); }
.actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2rem; }
.assurance { display: flex; gap: .65rem; align-items: center; margin-top: 1.2rem; color: var(--muted); font-size: .86rem; }
.assurance::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--safe); box-shadow: 0 0 18px var(--safe); }

.rail-card { position: relative; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.012)); box-shadow: 0 24px 80px rgba(0,0,0,.35); }
.rail-card::before { content: ""; position: absolute; left: 2.15rem; top: 5rem; bottom: 2.25rem; width: 2px; background: linear-gradient(var(--signal), var(--safe)); }
.card-label { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-bottom: 1.15rem; border-bottom: 1px solid var(--line); font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .09em; }
.live-pill { display: inline-flex; align-items: center; gap: .4rem; color: var(--safe); }
.live-pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.rail-step { position: relative; display: grid; grid-template-columns: 38px 1fr; gap: .8rem; margin-top: 1.2rem; }
.rail-step .node { z-index: 1; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--panel); border: 1px solid var(--line); color: var(--muted); font: 700 .72rem ui-monospace, SFMono-Regular, Menlo, monospace; }
.rail-step.complete .node { color: var(--ground); background: var(--safe); border-color: var(--safe); }
.rail-step.active .node { color: var(--ground); background: var(--signal); border-color: var(--signal); box-shadow: 0 0 0 5px rgba(255,75,53,.12); }
.rail-step strong { display: block; font-size: .94rem; }
.rail-step span { display: block; color: var(--muted); font-size: .8rem; margin-top: .12rem; }

.metric-band { border-block: 1px solid var(--line); background: rgba(17,20,17,.75); }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); }
.metric { padding: 1.4rem; border-right: 1px solid var(--line); }
.metric:last-child { border-right: 0; }
.metric strong { display: block; font-size: 1.45rem; letter-spacing: -.04em; }
.metric span { color: var(--muted); font-size: .82rem; }
.source-line { padding-top: 1rem; color: var(--muted); font-size: .78rem; text-align: center; }
.source-line a { color: var(--ink); }

.section { padding: clamp(4rem, 8vw, 7.2rem) 0; }
.section-head { display: grid; grid-template-columns: .7fr 1.3fr; gap: 2rem; align-items: end; margin-bottom: 2.5rem; }
.section-head h2 { margin: 0; font-size: clamp(2.25rem, 5vw, 4.6rem); line-height: .98; letter-spacing: -.055em; }
.section-head p { margin: 0 0 .35rem; max-width: 570px; color: var(--muted); }

.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature-card { min-height: 250px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 1.5rem; display: flex; flex-direction: column; }
.feature-card .number { color: var(--signal); font: 700 .78rem ui-monospace, SFMono-Regular, Menlo, monospace; }
.feature-card h3 { margin: auto 0 .6rem; font-size: 1.32rem; letter-spacing: -.025em; }
.feature-card p { margin: 0; color: var(--muted); font-size: .92rem; }

.paper { background: var(--paper); color: var(--paper-ink); border-radius: 26px; padding: clamp(1.5rem, 4vw, 3.5rem); }
.paper .eyebrow { color: #b62918; }
.scope-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 3rem; align-items: start; }
.scope-grid h2 { margin: 0; font-size: clamp(2.3rem, 5vw, 4.4rem); line-height: .96; letter-spacing: -.055em; }
.scope-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(22,26,22,.22); }
.scope-list li { display: grid; grid-template-columns: 32px 1fr; gap: .7rem; padding: .9rem 0; border-bottom: 1px solid rgba(22,26,22,.18); }
.scope-list li::before { content: "✓"; color: #167233; font-weight: 800; }

.architecture { display: grid; grid-template-columns: repeat(5, 1fr); gap: .65rem; align-items: stretch; }
.arch-block { position: relative; min-height: 155px; padding: 1.1rem; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.arch-block:not(:last-child)::after { content: "→"; position: absolute; right: -.72rem; top: 50%; color: var(--signal); z-index: 2; }
.arch-block small { color: var(--signal); font: 700 .68rem ui-monospace, SFMono-Regular, Menlo, monospace; text-transform: uppercase; }
.arch-block strong { display: block; margin-top: 2.8rem; line-height: 1.15; }
.arch-block span { display: block; margin-top: .4rem; color: var(--muted); font-size: .78rem; }

.price-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.price-copy, .price-card { border: 1px solid var(--line); border-radius: 24px; padding: clamp(1.5rem, 4vw, 3rem); background: var(--panel); }
.price-copy h2 { margin: 0; font-size: clamp(2.3rem, 5vw, 4.5rem); line-height: .96; letter-spacing: -.055em; }
.price-card { background: var(--signal); color: #160b08; }
.price { margin: .6rem 0; font-size: clamp(3rem, 7vw, 6rem); letter-spacing: -.07em; line-height: 1; font-weight: 780; }
.price-card ul { padding-left: 1.1rem; }
.price-card .button { width: 100%; background: #140b09; color: var(--ink); border-color: #140b09; margin-top: 1rem; }
.price-card .button:hover { background: #2a1713; }

.faq { max-width: 820px; margin-inline: auto; }
details { border-bottom: 1px solid var(--line); padding: 1.1rem 0; }
summary { cursor: pointer; font-weight: 700; font-size: 1.05rem; }
details p { color: var(--muted); max-width: 720px; }

.page-hero { padding: 4rem 0 2rem; }
.page-hero h1 { font-size: clamp(2.8rem, 7vw, 5.8rem); }
.page-hero p { max-width: 700px; color: var(--muted); font-size: 1.1rem; }

.wizard { display: grid; grid-template-columns: .7fr 1.3fr; gap: 1rem; padding-bottom: 6rem; }
.wizard-progress { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 1.3rem; align-self: start; position: sticky; top: 96px; }
.progress-track { height: 6px; background: #252a25; border-radius: 999px; overflow: hidden; margin: 1rem 0 .75rem; }
.progress-bar { height: 100%; width: 12.5%; background: var(--signal); transition: width .25s ease; }
.wizard-panel { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: clamp(1.3rem, 4vw, 2.5rem); min-height: 470px; }
.question { display: none; }
.question.active { display: block; animation: rise .26s ease; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }
.question h2 { margin: 0 0 .5rem; font-size: clamp(1.7rem, 4vw, 2.8rem); line-height: 1.05; letter-spacing: -.04em; }
.options { display: grid; gap: .75rem; margin-top: 1.5rem; }
.option { display: flex; gap: .85rem; align-items: flex-start; padding: 1rem; border: 1px solid var(--line); border-radius: 12px; cursor: pointer; background: #0e110e; }
.option:has(input:checked) { border-color: var(--signal); background: var(--signal-soft); }
.option input { margin-top: .26rem; accent-color: var(--signal); }
.option strong { display: block; }
.option span { display: block; color: var(--muted); font-size: .85rem; }
.wizard-nav { display: flex; justify-content: space-between; gap: 1rem; margin-top: 2rem; }

.report { display: none; }
.report.active { display: block; }
.score-ring { width: 112px; height: 112px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--signal) var(--score), #292e29 0); position: relative; margin-bottom: 1.2rem; }
.score-ring::after { content: ""; position: absolute; inset: 9px; background: var(--panel); border-radius: 50%; }
.score-ring strong { position: relative; z-index: 1; font-size: 1.8rem; }
.report-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; margin: 1.4rem 0; }
.report-item { border: 1px solid var(--line); border-radius: 12px; padding: 1rem; }
.report-item small { color: var(--signal); text-transform: uppercase; letter-spacing: .08em; }
.report-item strong { display: block; margin-top: .4rem; }
.report-delivery { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.report-delivery .field { max-width: 34rem; }

.form-card { max-width: 820px; margin: 0 auto 6rem; border: 1px solid var(--line); background: var(--panel); border-radius: 24px; padding: clamp(1.25rem, 4vw, 2.7rem); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.field { display: grid; gap: .38rem; }
.field.full { grid-column: 1 / -1; }
label { font-weight: 680; font-size: .9rem; }
input, select, textarea { width: 100%; color: var(--ink); background: #090b09; border: 1px solid var(--line); border-radius: 10px; padding: .8rem .9rem; min-height: 48px; }
textarea { min-height: 120px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--signal); outline-offset: 2px; }
.check-row { display: flex; gap: .7rem; align-items: flex-start; color: var(--muted); font-size: .88rem; }
.check-row input { width: 18px; min-height: 18px; margin-top: .2rem; accent-color: var(--signal); }
.notice { border: 1px solid #4f3e1e; background: #211a0b; color: #f0d489; border-radius: 10px; padding: .85rem 1rem; font-size: .86rem; }
.status { min-height: 1.5rem; color: var(--muted); margin-top: 1rem; }
.status.error { color: #ff8d7d; }
.status.success { color: var(--safe); }
.honeypot { position: absolute; left: -10000px; }
.space-top { margin-top: 1rem; }

.legal { max-width: 820px; padding-bottom: 6rem; }
.legal h1 { font-size: clamp(2.7rem, 7vw, 5.4rem); }
.legal h2 { margin-top: 2.5rem; font-size: 1.45rem; }
.legal p, .legal li { color: var(--muted); }

.site-footer { border-top: 1px solid var(--line); padding: 2.2rem 0; color: var(--muted); }
.footer-grid { display: flex; justify-content: space-between; gap: 2rem; align-items: flex-start; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; font-size: .84rem; }
.footer-links a { text-decoration: none; }

@media (max-width: 900px) {
  .hero-grid, .section-head, .scope-grid, .price-wrap, .wizard { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .architecture { grid-template-columns: 1fr; }
  .arch-block { min-height: auto; }
  .arch-block strong { margin-top: 1.5rem; }
  .arch-block:not(:last-child)::after { content: "↓"; right: 1rem; top: auto; bottom: -.85rem; }
  .wizard-progress { position: static; }
}

@media (max-width: 650px) {
  .shell { width: min(calc(100% - 1.25rem), var(--max)); }
  .nav-links > a:not(.button) { display: none; }
  h1 { font-size: clamp(3rem, 16vw, 4.8rem); }
  .hero { padding-top: 3.6rem; }
  .card-grid, .report-grid, .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .feature-card { min-height: 215px; }
  .footer-grid { flex-direction: column; }
  .actions .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}