@charset "UTF-8";

:root {
  color-scheme: dark;
  --bg: #0b100d;
  --surface: #131a15;
  --line: rgba(255, 255, 255, 0.08);
  --text: #eef3ec;
  --muted: #9bab9e;
  --accent: #c6ed78;
  --accent-ink: #17220f;
  --green: #2e5d43;
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(600px 400px at 85% -5%, rgba(198, 237, 120, 0.09), transparent 70%),
    radial-gradient(700px 500px at 10% 110%, rgba(46, 93, 67, 0.16), transparent 70%);
}

a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; border-radius: 6px; }

.shell { max-width: 1180px; margin: auto; padding: 0 32px; position: relative; }

/* Header */

.site-header, header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-weight: 700;
  font-size: 19px;
  display: flex;
  align-items: center;
  gap: 11px;
  letter-spacing: -0.4px;
}

.mark {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0;
  background: var(--accent);
  color: var(--accent-ink);
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 11px;
}

.site-nav { display: flex; align-items: center; gap: 26px; }
.nav-link { font-size: 14px; color: var(--muted); transition: color 0.2s; }
.nav-link:hover { color: var(--text); }

/* Buttons */

.button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 999px;
  padding: 13px 24px;
  font-weight: 700;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.button:hover { transform: translateY(-1px); box-shadow: 0 8px 30px rgba(198, 237, 120, 0.25); }
.button span { font-size: 18px; line-height: 1; }

.button-small { padding: 9px 18px; font-size: 14px; }

.button-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.button-ghost:hover { background: var(--surface); box-shadow: none; border-color: rgba(255, 255, 255, 0.2); }

/* Hero */

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
  padding: 88px 0 96px;
}

.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.2px;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
}

.pulse {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}

h1 {
  font-size: clamp(42px, 5.6vw, 68px);
  line-height: 1.05;
  letter-spacing: -3px;
  margin: 22px 0 24px;
}

h1 em {
  font-style: normal;
  background: linear-gradient(100deg, var(--accent), #7fd6a8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.intro { font-size: 18px; color: var(--muted); max-width: 480px; margin: 0 0 32px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.caption { font-size: 12px; color: var(--muted); margin: 16px 2px 0; }

/* Chat card */

.chat-card {
  background: linear-gradient(160deg, var(--surface), #0e130f);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  transform: rotate(1.2deg);
}

.chat-head {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.bubble { border-radius: 16px; padding: 15px 18px; font-size: 14.5px; line-height: 1.55; }

.bubble-user {
  background: var(--green);
  color: #e6f2e8;
  border-bottom-right-radius: 4px;
  max-width: 88%;
  margin-left: auto;
}

.bubble-agent {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-bottom-left-radius: 4px;
  margin-top: 14px;
  padding: 8px 18px;
}

.bubble-agent p { display: flex; gap: 14px; align-items: baseline; margin: 10px 0; font-size: 13.5px; }
.bubble-agent span { color: var(--accent); font: 11px/1.8 ui-monospace, "SF Mono", monospace; }

.chat-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }

.chat-tags span {
  font-size: 11px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 12px;
}

/* Features */

.features { border-top: 1px solid var(--line); padding: 72px 0 80px; }

.section-heading h2, h2 {
  font-size: clamp(28px, 3.4vw, 38px);
  letter-spacing: -1.4px;
  line-height: 1.15;
  margin: 16px 0 10px;
}

.section-heading > p:last-child { color: var(--muted); font-size: 15px; margin: 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 16px;
  margin-top: 40px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 26px 28px;
  transition: border-color 0.25s, transform 0.25s;
}

.card:hover { border-color: rgba(198, 237, 120, 0.35); transform: translateY(-3px); }

.icon {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(198, 237, 120, 0.1);
  color: var(--accent);
}

.icon svg { width: 22px; height: 22px; }

h3 { font-size: 17px; letter-spacing: -0.3px; margin: 18px 0 8px; }
.card p { font-size: 13.5px; color: var(--muted); margin: 0; }

.badge {
  display: inline-block;
  vertical-align: middle;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(198, 237, 120, 0.12);
  border: 1px solid rgba(198, 237, 120, 0.3);
  padding: 3px 8px;
  border-radius: 999px;
  margin-left: 6px;
}

/* Closing */

.closing {
  background: linear-gradient(120deg, rgba(198, 237, 120, 0.13), rgba(46, 93, 67, 0.2));
  border: 1px solid rgba(198, 237, 120, 0.22);
  border-radius: 24px;
  padding: 44px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.closing h2 { margin: 14px 0 10px; }
.closing p:not(.eyebrow) { max-width: 560px; font-size: 14px; color: var(--muted); margin: 0; }
.closing .button { flex-shrink: 0; }

.notice { font-size: 11px; color: var(--muted); max-width: 720px; margin: 26px 0 60px; }

/* Footer */

.site-footer, footer {
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 26px;
  padding: 26px 0 36px;
  font-size: 12px;
  color: var(--muted);
}

.site-footer .brand, footer .brand { margin-right: auto; font-size: 16px; color: var(--text); }
footer a:hover, .site-footer a:hover { color: var(--text); }

/* Prose pages (privacy) */

.prose { max-width: 760px; margin: 64px auto 80px; }
.prose h1 { font-size: clamp(36px, 4.5vw, 50px); }
.prose h2 { font-size: 22px; margin-top: 44px; }
.prose p, .prose li { color: var(--muted); font-size: 15px; }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.location { margin-left: auto; font-size: 11px; letter-spacing: 2px; color: var(--muted); }

/* Responsive */

@media (max-width: 860px) {
  .shell { padding: 0 22px; }
  .hero { grid-template-columns: 1fr; gap: 44px; padding: 56px 0 64px; }
  .chat-card { max-width: 520px; transform: none; }
  .closing { flex-direction: column; align-items: flex-start; padding: 32px 28px; }
}

@media (max-width: 560px) {
  .nav-link { display: none; }
  .site-header, header { padding: 16px 0; }
  h1 { letter-spacing: -2px; }
  .hero-actions .button { width: 100%; justify-content: center; }
  .features { padding: 52px 0 60px; }
  .card { padding: 22px; }
  footer, .site-footer { flex-wrap: wrap; gap: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button, .card { transition: none; }
  .button:hover, .card:hover { transform: none; }
}