:root {
  --bg: #07111f;
  --bg-2: #0b1b30;
  --card: rgba(255,255,255,.075);
  --card-strong: rgba(255,255,255,.12);
  --text: #eef6ff;
  --muted: #a9bbd0;
  --primary: #30d5c8;
  --primary-2: #66a6ff;
  --accent: #ffcc66;
  --danger: #ff6b6b;
  --line: rgba(255,255,255,.14);
  --shadow: 0 24px 70px rgba(0,0,0,.32);
  --radius: 24px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(48,213,200,.2), transparent 32rem),
    radial-gradient(circle at top right, rgba(102,166,255,.20), transparent 32rem),
    linear-gradient(180deg, var(--bg), #030711 70%);
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
p { color: var(--muted); line-height: 1.7; }
img { max-width: 100%; display: block; }
.container { width: min(100% - 32px, var(--max)); margin-inline: auto; }
.site-shell { overflow: hidden; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(20px);
  background: rgba(7,17,31,.82);
  border-bottom: 1px solid var(--line);
}
.navbar { min-height: 78px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 44px; height: 44px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #04101d; font-weight: 900; box-shadow: 0 12px 35px rgba(48,213,200,.25);
}
.brand strong { display: block; letter-spacing: .08em; }
.brand small { display: block; color: var(--muted); font-size: .76rem; }
.nav-links { display: flex; align-items: center; gap: 18px; }
.nav-links a { color: var(--muted); font-weight: 700; font-size: .95rem; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-toggle { display: none; background: transparent; border: 0; width: 42px; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; margin: 7px 0; background: var(--text); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 22px; border-radius: 999px;
  border: 1px solid rgba(48,213,200,.45);
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #04101d !important; font-weight: 900;
  box-shadow: 0 16px 40px rgba(48,213,200,.22);
}
.btn-secondary { background: rgba(255,255,255,.08); color: var(--text) !important; border-color: var(--line); box-shadow: none; }
.btn-small { min-height: 40px; padding: 0 16px; }
.hero { padding: 94px 0 70px; position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 48px; }
.eyebrow { color: var(--primary); font-weight: 900; text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; }
h1, h2, h3 { margin: 0; line-height: 1.08; }
h1 { font-size: clamp(2.6rem, 6vw, 5.6rem); letter-spacing: -.055em; }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); letter-spacing: -.04em; }
h3 { font-size: 1.22rem; }
.hero p { font-size: 1.08rem; max-width: 680px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 34px; }
.metric { padding: 18px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.055); }
.metric strong { display: block; font-size: 1.6rem; color: var(--text); }
.metric span { color: var(--muted); font-size: .88rem; }
.tech-panel { position: relative; padding: 24px; border-radius: 32px; background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.045)); border: 1px solid var(--line); box-shadow: var(--shadow); }
.terminal { background: #050b13; border: 1px solid rgba(255,255,255,.10); border-radius: 22px; overflow: hidden; }
.terminal-bar { display: flex; gap: 8px; padding: 14px; background: rgba(255,255,255,.06); }
.dot { width: 11px; height: 11px; border-radius: 99px; background: var(--danger); }
.dot:nth-child(2) { background: var(--accent); }
.dot:nth-child(3) { background: var(--primary); }
.code { padding: 22px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: #c9f7ef; font-size: .93rem; line-height: 1.8; }
.code span { color: var(--accent); }
.section { padding: 86px 0; }
.section-header { max-width: 760px; margin-bottom: 34px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.card {
  padding: 26px; border-radius: var(--radius); border: 1px solid var(--line);
  background: var(--card); box-shadow: 0 12px 45px rgba(0,0,0,.12);
}
.card:hover { background: var(--card-strong); transform: translateY(-2px); transition: .2s ease; }
.icon { width: 52px; height: 52px; border-radius: 18px; display: grid; place-items: center; color: #04101d; font-weight: 900; background: linear-gradient(135deg, var(--primary), var(--primary-2)); margin-bottom: 18px; }
.canvas-list { display: grid; gap: 12px; margin-top: 20px; }
.canvas-item { display: flex; gap: 12px; padding: 14px; background: rgba(255,255,255,.055); border: 1px solid var(--line); border-radius: 18px; }
.canvas-item strong { color: var(--primary); min-width: 34px; }
.band { padding: 34px; border-radius: 32px; background: linear-gradient(135deg, rgba(48,213,200,.16), rgba(102,166,255,.14)); border: 1px solid var(--line); }
.security-list { display: grid; gap: 12px; padding: 0; list-style: none; }
.security-list li { padding: 14px 16px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.055); color: var(--muted); }
.form { display: grid; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: grid; gap: 8px; color: var(--text); font-weight: 800; }
input, textarea, select {
  width: 100%; border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px;
  background: rgba(255,255,255,.08); color: var(--text); outline: none;
}
textarea { min-height: 150px; resize: vertical; }
input:focus, textarea:focus, select:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(48,213,200,.12); }
.notice { padding: 16px; border-radius: 18px; margin-bottom: 18px; border: 1px solid var(--line); }
.notice.ok { background: rgba(48,213,200,.12); }
.notice.error { background: rgba(255,107,107,.12); }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.site-footer { border-top: 1px solid var(--line); padding: 54px 0 28px; background: rgba(0,0,0,.24); }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 30px; }
.footer-grid a { display: block; color: var(--muted); margin: 9px 0; }
.footer-bottom { margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; color: var(--muted); }
.reveal { opacity: 0; transform: translateY(18px); transition: .55s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (max-width: 860px) {
  .hero-grid, .grid-3, .grid-2, .footer-grid { grid-template-columns: 1fr; }
  .metric-row { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .nav-toggle { display: block; }
  .nav-links { position: absolute; left: 16px; right: 16px; top: 78px; display: none; flex-direction: column; align-items: stretch; padding: 18px; background: rgba(7,17,31,.98); border: 1px solid var(--line); border-radius: 22px; }
  .nav-links.open { display: flex; }
  .footer-bottom { flex-direction: column; gap: 12px; }
}