:root {
  --ink: #0b1a1f;
  --ink-soft: #12262c;
  --paper: #f2efe6;
  --ice: #9fc1c4;
  --amber: #e8a33d;
  --line: rgba(242, 239, 230, 0.14);

  --font-display: "Space Grotesk", "Arial Narrow", sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 0.5em;
}

img, svg { max-width: 100%; }

main {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 780px;
  margin: 0 auto;
  padding: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}

.stamp-clock {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ice);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* Hero */

.hero {
  padding: 4rem 0 3rem;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--amber);
  margin: 0 0 1rem;
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  max-width: 14ch;
}

.hero-sub {
  color: var(--ice);
  max-width: 46ch;
  font-size: 1.05rem;
}

/* Sections */

section:not(.hero) {
  padding: 2.5rem 0;
  border-top: 1px solid var(--line);
}

section h2 {
  font-size: 1.4rem;
  color: var(--paper);
}

.about p {
  max-width: 60ch;
  color: var(--ice);
}

/* Apps grid */

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.app-card {
  position: relative;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.5rem;
}

.stamp {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--amber);
  border: 1px solid var(--amber);
  border-radius: 4px;
  padding: 0.15rem 0.4rem;
  transform: rotate(4deg);
  opacity: 0.85;
}

.app-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ice);
  margin: 0 0 0.25rem;
}

.app-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
}

.app-desc {
  color: var(--ice);
  font-size: 0.92rem;
  margin: 0 0 1rem;
}

.app-features {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--paper);
}

.app-features li {
  padding: 0.3rem 0;
  border-top: 1px dashed var(--line);
}

.app-features li:first-child {
  border-top: none;
}

.app-price {
  font-size: 0.85rem;
  color: var(--amber);
  margin: 0 0 1.25rem;
}

.app-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.btn {
  display: inline-block;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.6rem 1rem;
  border-radius: 6px;
  border: 1px solid transparent;
}

.btn-store {
  background: var(--amber);
  color: var(--ink);
}

.btn-ghost {
  border-color: var(--line);
  color: var(--ice);
}

.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.app-card-ghost {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px dashed var(--line);
  min-height: 180px;
}

.ghost-text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: center;
  color: var(--line);
  color: rgba(242, 239, 230, 0.35);
  margin: 0;
}

/* Contact */

.contact .btn {
  font-size: 1rem;
  padding: 0.75rem 1.25rem;
}

/* Footer */

.site-footer {
  max-width: 780px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  color: var(--ice);
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}