/* Same palette/shape language as the app itself (src/theme.ts) — this
   page is meant to feel like an extension of the product, not a generic
   marketing wrapper around it. */
:root {
  --ink: #0f1923;
  --surface: #1b2530;
  --surface-alt: #242f3b;
  --red: #ff4655;
  --red-dark: #bd3944;
  --off-white: #ece8e1;
  --steel: #768079;

  --font-display: "Bebas Neue", "Arial Narrow", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --wrap: 1040px;
}

body {
  margin: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.45) 0%, transparent 520px), var(--ink);
  color: var(--off-white);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- nav ---------- */
.site-nav {
  padding: 20px 0;
  border-bottom: 1px solid rgba(118, 128, 121, 0.3);
}

.site-nav .wrap {
  display: flex;
  align-items: center;
}

.back-link {
  text-decoration: none;
  color: var(--steel);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.15s ease;
}

.back-link:hover {
  color: var(--off-white);
}

/* ---------- hero ---------- */
.hero {
  padding: 72px 0 48px;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
}

.hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(48px, 9vw, 88px);
  letter-spacing: 0.01em;
  text-transform: uppercase;
  line-height: 0.95;
}

.hero-lede {
  max-width: 640px;
  margin: 0 0 32px;
  font-size: 17px;
  color: var(--off-white);
  opacity: 0.85;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.badge {
  padding: 5px 10px;
  border: 1px solid var(--steel);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--off-white);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  transition: opacity 0.15s ease, transform 0.1s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-os {
  padding: 11px 20px 11px 16px;
  gap: 12px;
}

.os-icon {
  width: 26px;
  height: 26px;
  flex: none;
}

.btn-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.25;
}

.btn-sub {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  opacity: 0.75;
}

.btn-primary {
  background: var(--red);
  color: var(--ink);
}

.btn-primary:hover {
  opacity: 0.88;
}

.btn-ghost {
  background: transparent;
  border-color: var(--steel);
  color: var(--off-white);
}

.btn-ghost:hover {
  border-color: var(--off-white);
}

/* ---------- screenshots ---------- */
.shots {
  padding: 24px 0 64px;
}

.shot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.shot {
  margin: 0;
  border: 1px solid rgba(118, 128, 121, 0.4);
  overflow: hidden;
  background: var(--surface);
}

.shot img {
  width: 100%;
  aspect-ratio: 460 / 900;
  object-fit: cover;
  object-position: top;
  display: block;
}

.shot figcaption {
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--steel);
  border-top: 1px solid rgba(118, 128, 121, 0.3);
}

/* ---------- section shell ---------- */
section.block {
  padding: 56px 0;
  border-top: 1px solid rgba(118, 128, 121, 0.2);
}

.block h2 {
  font-family: var(--font-display);
  font-size: 32px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 28px;
}

/* ---------- feature list ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: rgba(118, 128, 121, 0.3);
  border: 1px solid rgba(118, 128, 121, 0.3);
}

.feature {
  background: var(--surface);
  padding: 20px;
}

.feature h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
}

.feature p {
  margin: 0;
  font-size: 14px;
  color: var(--off-white);
  opacity: 0.75;
}

/* ---------- tech stack ---------- */
.stack-grid {
  display: grid;
  gap: 12px;
}

.stack-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 20px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid rgba(118, 128, 121, 0.3);
}

.stack-row .label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--red);
}

.stack-row .value {
  font-size: 14px;
  color: var(--off-white);
  opacity: 0.85;
}

.stack-row .value strong {
  color: var(--off-white);
  opacity: 1;
}

/* ---------- download cta ---------- */
.download-cta {
  text-align: center;
  padding: 64px 0 80px;
}

.download-cta h2 {
  font-family: var(--font-display);
  font-size: 40px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 12px;
}

.download-cta p {
  color: var(--off-white);
  opacity: 0.75;
  margin: 0 0 28px;
}

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

.fine-print {
  margin-top: 20px;
  font-size: 13px;
  color: var(--steel);
}

/* ---------- footer ---------- */
.site-footer {
  padding: 32px 0 56px;
  border-top: 1px solid rgba(118, 128, 121, 0.2);
  text-align: center;
}

.site-footer a {
  color: var(--steel);
  text-decoration: none;
  font-size: 13px;
}

.site-footer a:hover {
  color: var(--off-white);
}

@media (max-width: 640px) {
  .shot-grid {
    grid-template-columns: 1fr;
    max-width: 360px;
    margin: 0 auto;
  }
  .stack-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}