:root {
  --bg: #0b0c0e;
  --panel: #141519;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f2f3f5;
  --muted: #9aa3ad;
  --accent: #ff5a36;
  --accent-h: #ff6a48;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px);
  background-size: 46px 46px;
}

main, .nav, .foot { position: relative; z-index: 1; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

a { color: var(--accent); }

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 12, 14, 0.78);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.nav-in {
  display: flex;
  align-items: center;
  gap: 26px;
  height: 62px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-size: 16px;
}
.brand b { letter-spacing: 0.01em; }
.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, #ff5a36, #ff9d2e);
  position: relative;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 7px 6px;
  border: 2.5px solid #fff;
  border-radius: 50% 50% 40% 40%;
  border-top-color: transparent;
  border-left-color: transparent;
  transform: rotate(-40deg) scale(0.9);
}
.nav-links {
  display: flex;
  gap: 22px;
  margin-left: auto;
  font-size: 13.5px;
}
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--text); }

/* ---------- buttons ---------- */
.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: 12px;
  background: var(--accent);
  color: #fff !important;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.06s;
  font-family: inherit;
}
.cta:hover { background: var(--accent-h); }
.cta:active { transform: scale(0.99); }
.cta-small { padding: 9px 16px; font-size: 13.5px; border-radius: 10px; }
.ghost {
  display: inline-flex;
  align-items: center;
  padding: 14px 22px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.ghost:hover { background: rgba(255, 255, 255, 0.09); border-color: rgba(255, 255, 255, 0.28); }

/* ---------- hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 48px;
  align-items: center;
  padding-top: 76px;
  padding-bottom: 46px;
}
.kicker {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
h1 {
  margin: 0 0 18px;
  font-size: clamp(34px, 4.4vw, 54px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  font-weight: 800;
}
.lead {
  margin: 0 0 26px;
  color: var(--muted);
  font-size: 17px;
  max-width: 520px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 24px; }
.checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--muted);
  font-size: 13.5px;
}
.checks li::before { content: "✓"; color: var(--accent); font-weight: 700; margin-right: 7px; }

.hero-right { min-width: 0; }
.shot {
  display: block;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.shot:hover { transform: translateY(-3px); border-color: rgba(255, 255, 255, 0.2); }
.shot img { display: block; width: 100%; height: auto; }
.shot-cap {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 12.5px;
}
.shot-cap .dot { width: 8px; height: 8px; border-radius: 50%; background: #ff3b30; flex: 0 0 auto; }
.shot-cap a { margin-left: auto; color: var(--accent); text-decoration: none; white-space: nowrap; }
.shot-cap a:hover { text-decoration: underline; }

/* ---------- cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding-top: 34px;
  padding-bottom: 30px;
}
.card {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  padding: 20px 20px 18px;
}
.card h3 { margin: 0 0 8px; font-size: 15px; font-weight: 700; }
.card p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.58; }

/* ---------- demo ---------- */
.demo {
  padding-top: 44px;
  padding-bottom: 40px;
  text-align: center;
}
.demo-head h2 { margin: 0 0 6px; font-size: 26px; letter-spacing: -0.01em; }
.demo-head p { margin: 0 0 22px; color: var(--muted); font-size: 14.5px; }
.demo video {
  display: block;
  width: 100%;
  max-width: 920px;
  margin: 0 auto 24px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: #000;
}

/* ---------- how ---------- */
.how { padding-top: 30px; padding-bottom: 70px; }
.how h2 { margin: 0 0 18px; font-size: 26px; letter-spacing: -0.01em; }
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.steps li {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 16px;
  padding: 18px 20px;
  color: var(--muted);
  font-size: 14px;
}
.steps b { color: var(--accent); font-size: 16px; margin-right: 8px; }

/* ---------- footer ---------- */
.foot {
  border-top: 1px solid var(--border);
  padding: 26px 0 60px;
  color: var(--muted);
  font-size: 12.5px;
}
.foot p { margin: 0; }
.foot a { color: var(--muted); }
.foot a:hover { color: var(--text); }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .nav-links { display: none; }
  .hero { grid-template-columns: 1fr; gap: 30px; padding-top: 46px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .cards { grid-template-columns: 1fr; }
  .hero-actions .cta, .hero-actions .ghost { width: 100%; justify-content: center; }
}