/* IronScript landing. Brand palette matched to the app (app_theme.dart)
   brandBlue #3A76BC, brandCoral #F16F4D, brandBackground #1C1F22 */

:root {
  --blue: #3a76bc;
  --coral: #f16f4d;
  --bg: #1c1f22;
  --bg-elevated: #24282c;
  --bg-card: #282d31;
  --border: #363c42;
  --text: #eef1f4;
  --text-dim: #a9b2bb;
  --glow-blue: rgba(58, 118, 188, 0.28);
  --glow-coral: rgba(241, 111, 77, 0.20);
  --chip-text: #7fb0e6;
  --radius: 16px;
  --radius-lg: 28px;
  --maxw: 1120px;
}

/* Follow the OS setting, just like the app (ThemeMode.system). */
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f8fb;
    --bg-elevated: #ffffff;
    --bg-card: #ffffff;
    --border: #e2e7ee;
    --text: #1c2126;
    --text-dim: #566069;
    --glow-blue: rgba(58, 118, 188, 0.14);
    --glow-coral: rgba(241, 111, 77, 0.12);
    --chip-text: #2f6099;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.bg-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(600px 400px at 100% 0%, var(--glow-coral), transparent 55%);
}

main,
.site-header,
.site-footer {
  position: relative;
  z-index: 1;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 26px;
  /* Match the app's button radius (AppSpacing.radiusButton = 14). */
  border-radius: 14px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--coral);
  color: #fff;
}

.btn-primary:hover {
  filter: brightness(1.08);
}

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.btn-ghost:hover {
  border-color: var(--blue);
  color: #fff;
}

.btn-sm {
  padding: 10px 18px;
  font-size: 0.92rem;
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1.1rem;
}

/* Header */
.site-header {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.brand img {
  border-radius: 10px;
}

/* Hero */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 60px 24px 40px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  color: var(--blue);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin-bottom: 22px;
}

.accent {
  color: var(--coral);
}

.lede {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 520px;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.hero-note {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* Phone mockup */
.hero-visual {
  display: flex;
  justify-content: center;
}

.phone {
  width: 280px;
  aspect-ratio: 9 / 19.5;
  border-radius: 40px;
  padding: 12px;
  background: linear-gradient(160deg, #2e3439, #1a1d20);
  border: 1px solid var(--border);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.8);
}

.phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 30px;
  display: block;
  background: var(--bg-elevated);
}

.phone-sm {
  width: 240px;
}

/* Story */
.story {
  max-width: 720px;
  margin: 48px auto 24px;
  padding: 0 24px;
}

.story h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.02em;
  margin-bottom: 22px;
}

.story p {
  color: var(--text-dim);
  font-size: 1.1rem;
  margin-bottom: 18px;
}

.story p:last-child {
  color: var(--text);
}

/* Legal / prose page */
.legal {
  max-width: 760px;
  margin: 32px auto 0;
  padding: 0 24px;
}

.legal h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.legal .updated {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 30px;
}

.legal h2 {
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  margin: 34px 0 12px;
}

.legal p {
  color: var(--text-dim);
  margin-bottom: 14px;
}

.legal ul {
  color: var(--text-dim);
  margin: 0 0 14px 20px;
}

.legal li {
  margin-bottom: 8px;
}

.legal a {
  color: var(--blue);
}

.legal a:hover {
  text-decoration: underline;
}

.legal-back {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

/* Footer links */
.footer-links {
  margin-top: 10px;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--text);
}

/* Audience */
.audience {
  max-width: var(--maxw);
  margin: 40px auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.audience-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.audience-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.audience-card p {
  color: var(--text-dim);
  font-size: 0.95rem;
}

/* Features */
.features {
  max-width: var(--maxw);
  margin: 80px auto;
  padding: 0 24px;
}

.features>h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  letter-spacing: -0.02em;
  text-align: center;
  margin-bottom: 56px;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 72px;
}

.feature-row.reverse .feature-text {
  order: 2;
}

.feature-media {
  display: flex;
  justify-content: center;
}

.chip {
  display: inline-block;
  background: rgba(58, 118, 188, 0.15);
  color: var(--chip-text);
  border: 1px solid rgba(58, 118, 188, 0.4);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.feature-text h3 {
  font-size: 1.7rem;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.feature-text p {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 460px;
}

/* Feature grid */
.feature-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 40px;
}

.feature-grid li {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.feature-grid h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--coral);
}

.feature-grid p {
  color: var(--text-dim);
  font-size: 0.95rem;
}

/* CTA */
.cta {
  max-width: 760px;
  margin: 100px auto;
  padding: 56px 24px;
  text-align: center;
  background: linear-gradient(160deg, rgba(58, 118, 188, 0.12), rgba(241, 111, 77, 0.10));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.cta h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.cta p {
  color: var(--text-dim);
  margin-bottom: 28px;
  font-size: 1.05rem;
}

/* Footer */
.site-footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 40px 24px 60px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-dim);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.footer-brand img {
  border-radius: 8px;
}

/* Responsive */
@media (max-width: 880px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 30px;
  }

  .hero-actions {
    justify-content: center;
  }

  .lede {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-visual {
    order: -1;
  }

  .audience {
    grid-template-columns: 1fr;
  }

  .feature-row,
  .feature-row.reverse .feature-text {
    grid-template-columns: 1fr;
    order: 0;
    text-align: center;
  }

  .feature-row {
    gap: 28px;
  }

  .feature-text p {
    margin-left: auto;
    margin-right: auto;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }
}