/* iVi landing — colors sourced from the app itself:
   bg #17171C (ContentView bg 0.09/0.09/0.11), card #1C1C21 (bgMid),
   green #468C28 (ResultsList.badgeGreen 70/140/40), yellow #FFD60A
   (macOS system yellow, dark appearance). */

:root {
  --bg: #17171C;
  --bg-mid: #1C1C21;
  --bg-card: #202027;
  --text: rgba(255, 255, 255, 0.92);
  --text-dim: rgba(255, 255, 255, 0.55);
  --text-faint: rgba(255, 255, 255, 0.35);
  --yellow: #FFD60A;
  --green: #468C28;
  --green-bright: #5CB434;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 720px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(23, 23, 28, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.wordmark { font-size: 22px; font-weight: 800; letter-spacing: 0.5px; }
.wordmark .by { font-size: 12px; font-weight: 400; color: var(--text-faint); margin-left: 8px; letter-spacing: 0; }
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { color: var(--text-dim); text-decoration: none; font-size: 14px; }
.nav-links a:hover { color: var(--text); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; border: none; cursor: pointer;
  border-radius: 8px; font-weight: 600; text-decoration: none;
  transition: filter 0.15s ease;
}
.btn:hover { filter: brightness(1.1); }
.btn-primary { background: var(--yellow); color: #1a1a00; padding: 12px 22px; font-size: 15px; }
.btn-small { background: var(--yellow); color: #1a1a00 !important; padding: 7px 14px; font-size: 13px; }

/* ---------- Hero ---------- */
.hero { text-align: center; padding: 88px 0 72px; }
.eyebrow {
  display: inline-block; font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--green-bright); border: 1px solid rgba(92, 180, 52, 0.35);
  border-radius: 999px; padding: 5px 14px; margin-bottom: 28px;
}
h1 { font-size: clamp(34px, 5.5vw, 58px); line-height: 1.12; font-weight: 800; letter-spacing: -0.5px; }
.accent-yellow { color: var(--yellow); }
.accent-green { color: var(--green-bright); }
.motto {
  font-size: clamp(18px, 2.4vw, 24px); font-style: italic; color: var(--text);
  margin: 30px auto 14px; max-width: 760px; font-weight: 500;
}
.sub { color: var(--text-dim); max-width: 640px; margin: 0 auto 36px; font-size: 17px; }

/* ---------- Notify form ---------- */
.notify-form { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.notify-form input {
  background: var(--bg-mid); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 12px 16px; font-size: 15px; width: min(320px, 80vw);
}
.notify-form input:focus { outline: 2px solid var(--yellow); border-color: transparent; }
.form-note { font-size: 13px; color: var(--text-faint); margin-top: 12px; }

/* ---------- Screenshot / video placeholders ---------- */
.shot-placeholder {
  background: repeating-linear-gradient(45deg, var(--bg-mid), var(--bg-mid) 12px, #1e1e24 12px, #1e1e24 24px);
  border: 2px dashed rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center; text-align: center;
  color: var(--text-faint); font-size: 14px; line-height: 1.7;
  width: 100%;
}
.hero-shot { margin: 56px auto 0; }
.video-slot { max-width: 880px; margin: 0 auto; }

/* ---------- Sections ---------- */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-mid); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section h2 { font-size: clamp(26px, 3.6vw, 38px); font-weight: 800; text-align: center; margin-bottom: 44px; letter-spacing: -0.3px; }
.section-alt h2 { margin-bottom: 18px; }
.section-alt p { color: var(--text-dim); font-size: 17px; text-align: center; }
.section-alt strong { color: var(--text); }

/* ---------- Grids & cards ---------- */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px;
}
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { color: var(--text-dim); font-size: 15px; margin-bottom: 18px; }
.features { margin-top: 44px; }
.feature h4 { font-size: 16px; margin-bottom: 8px; color: var(--green-bright); }
.feature p { color: var(--text-dim); font-size: 14px; }

/* ---------- Pricing ---------- */
.pricing { max-width: 760px; margin: 0 auto; }
.plan .price { font-size: 34px; font-weight: 800; color: var(--text); margin: 6px 0 16px; }
.plan .price span { font-size: 15px; font-weight: 400; color: var(--text-dim); }
.plan .price em { font-size: 15px; font-weight: 400; color: var(--text-faint); font-style: italic; }
.plan ul { list-style: none; }
.plan li { padding: 7px 0; color: var(--text-dim); font-size: 15px; }
.plan li::before { content: "✓  "; color: var(--green-bright); font-weight: 700; }
.plan-pro { border-color: rgba(255, 214, 10, 0.4); position: relative; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 32px 0; text-align: center; }
.footer p { color: var(--text-faint); font-size: 13px; }
.footer a { color: var(--text-dim); }

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .nav-links a:not(.btn) { display: none; }
  .hero { padding: 56px 0 48px; }
  .section { padding: 56px 0; }
  .desktop-only { display: none; }
}