:root {
  --bg: #141c1e;
  --bg-elev: #1b2528;
  --border: #2e3a3d;
  --chalk: #f5f3ea;
  --chalk-dim: #c5c2b5;
  --muted: #8e9996;
  --accent: #e8c466;
  --accent-hover: #f2d684;
  --danger: #e07a7a;
  --ok: #7ed3a2;
  --max-width: 1200px;
  --space: 16px;
  --space-lg: 48px;
  --radius: 8px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Permanent Marker", "Chalkduster", "Bradley Hand", var(--font-sans);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--chalk);
  background: var(--bg);
  background-image:
    radial-gradient(circle at 20% 10%, rgba(255, 255, 255, 0.02) 0, transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(255, 255, 255, 0.02) 0, transparent 40%);
  min-height: 100vh;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--chalk);
  margin: 0 0 0.5em;
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 6vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); margin-top: 0; }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; }

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover, a:focus { color: var(--accent-hover); text-decoration: underline; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space);
}

/* ---------- Header ---------- */
.site-header {
  padding: var(--space) 0;
  border-bottom: 1px solid var(--border);
  background: rgba(20, 28, 30, 0.9);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space);
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--chalk);
}
.brand:hover { text-decoration: none; color: var(--chalk); }
.brand img { width: 32px; height: 32px; border-radius: 8px; }

.nav {
  display: flex;
  gap: var(--space);
  align-items: center;
}
.nav a {
  color: var(--chalk-dim);
  font-size: 0.95rem;
  padding: var(--space) 0;
  min-height: var(--space-lg);
  display: inline-flex;
  align-items: center;
}
.nav a:hover { color: var(--chalk); text-decoration: none; }

/* ---------- Hero ---------- */
.hero {
  padding: var(--space-lg) 0;
}

.hero-grid {
  display: grid;
  gap: var(--space);
  align-items: center;
  grid-template-columns: 1fr;
  text-align: center;
}

.hero-icon {
  width: 160px;
  height: 160px;
  border-radius: 32px;
  box-shadow: var(--shadow);
  margin: 0 auto;
}

.tagline {
  color: var(--chalk-dim);
  font-size: 1.15rem;
  max-width: 520px;
  margin: 0 auto var(--space);
}

.download-row {
  display: flex;
  flex-direction: column;
  gap: var(--space);
  align-items: center;
  justify-content: center;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space);
  background: #000;
  color: #fff;
  padding: var(--space);
  border-radius: 8px;
  font-weight: 600;
  border: 1px solid #333;
  min-height: var(--space-lg);
  min-width: 180px;
  justify-content: center;
}
.store-badge { cursor: default; text-decoration: none; opacity: 0.7; }
.store-badge:hover { text-decoration: none; background: #000; color: #fff; }
.store-badge small {
  display: block;
  font-size: 0.7rem;
  font-weight: 400;
  color: #bbb;
  line-height: 1;
  margin-bottom: 0;
}
.store-badge .badge-label { font-size: 1rem; line-height: 1.1; }

.coming-soon-note {
  color: var(--chalk-dim);
  font-size: 0.85rem;
  margin-top: var(--space);
  font-style: italic;
}

/* ---------- Sections ---------- */
section {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--border);
}
section:first-of-type { border-top: none; }

.section-intro {
  max-width: 720px;
  margin: 0 auto;
  color: var(--chalk-dim);
  text-align: center;
}

/* ---------- Features ---------- */
.features {
  display: grid;
  gap: var(--space);
  grid-template-columns: 1fr;
  list-style: none;
  padding: 0;
  margin: 0;
}
.features li {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space);
  color: var(--chalk);
}
.features li strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.1rem;
  margin-bottom: var(--space);
  color: var(--accent);
}

/* ---------- Screenshots ---------- */
.screenshots {
  display: flex;
  gap: var(--space);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 0;
  margin: 0 calc(-1 * var(--space));
  padding-left: var(--space);
  padding-right: var(--space);
}
.screenshots figure {
  flex: 0 0 auto;
  width: 240px;
  margin: 0;
  scroll-snap-align: start;
}
.screenshots img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--space);
  border: 1px solid var(--border);
  background: #000;
}

/* ---------- Subscription note ---------- */
.subscription-note {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
  color: var(--chalk-dim);
  font-size: 0.95rem;
}

/* ---------- Prose (privacy/terms) ---------- */
.prose {
  max-width: 760px;
  margin: 0 auto;
}
.prose h2 { margin-top: 2em; }
.prose h3 { margin-top: 1.5em; }
.prose ul { padding-left: 1.25em; }
.prose li { margin-bottom: 0.4em; }
.prose .meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 2em;
}

/* ---------- Form ---------- */
.form-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  max-width: 640px;
  margin: 0 auto;
}
.form-row {
  margin-bottom: var(--space);
}
.form-row label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space);
  color: var(--chalk);
}
.form-row .hint {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: var(--space);
  font-weight: 400;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: var(--space);
  min-height: var(--space-lg);
  font: inherit;
  color: var(--chalk);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.form-row textarea {
  min-height: 144px;
  resize: vertical;
  line-height: 1.5;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(232, 196, 102, 0.25);
}
.form-row .required-star {
  color: var(--danger);
  margin-left: 0;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space);
  margin-top: var(--space);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space);
  min-height: var(--space-lg);
  padding: var(--space) var(--space-lg);
  font: inherit;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  background: var(--accent);
  color: #1a1a1a;
  text-decoration: none;
}
.btn:hover { background: var(--accent-hover); text-decoration: none; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--chalk);
}
.btn.btn-secondary:hover { border-color: var(--chalk-dim); }

.form-status {
  margin-top: var(--space);
  padding: var(--space);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}
.form-status[data-state="error"] {
  background: rgba(224, 122, 122, 0.12);
  border: 1px solid var(--danger);
  color: var(--danger);
}
.form-status[data-state="ok"] {
  background: rgba(126, 211, 162, 0.12);
  border: 1px solid var(--ok);
  color: var(--ok);
}
.form-status[hidden] { display: none; }

.spinner {
  width: var(--space);
  height: var(--space);
  border: 2px solid rgba(0, 0, 0, 0.2);
  border-top-color: #1a1a1a;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- FAQ ---------- */
.faq {
  max-width: 720px;
  margin: 0 auto;
}
.faq details {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elev);
  padding: var(--space);
  margin-bottom: var(--space);
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  min-height: 32px;
  display: flex;
  align-items: center;
}
.faq details[open] summary { margin-bottom: var(--space); }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space) 0;
  margin-top: var(--space);
  color: var(--muted);
  font-size: 0.9rem;
}
.site-footer .container {
  display: flex;
  flex-direction: column;
  gap: var(--space);
  text-align: center;
}
.site-footer a { color: var(--chalk-dim); }
.footer-links {
  display: flex;
  gap: var(--space);
  justify-content: center;
  flex-wrap: wrap;
}
.footer-links a {
  min-height: var(--space-lg);
  display: inline-flex;
  align-items: center;
}

/* ---------- Thanks / 404 ---------- */
.centered {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg) var(--space);
}
.centered .content {
  text-align: center;
  max-width: 520px;
}

/* ---------- Breakpoints ---------- */
@media (min-width: 768px) {
  .hero-grid {
    text-align: left;
  }
  .hero-icon { margin: 0; }
  .download-row { flex-direction: row; justify-content: flex-start; }
  .features { grid-template-columns: 1fr 1fr; }
  .screenshots figure { width: 280px; }
}

@media (min-width: 1024px) {
  .hero { padding: var(--space-lg) 0; }
  .hero-grid {
    grid-template-columns: 1fr auto;
    gap: var(--space-lg);
  }
  .hero-icon { width: 224px; height: 224px; order: 1; }
  .features { grid-template-columns: repeat(3, 1fr); }
  .screenshots {
    overflow-x: visible;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    margin: 0;
    padding: 0;
  }
  .screenshots figure { width: auto; }
  section { padding: var(--space-lg) 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition: none !important; scroll-behavior: auto !important; }
}