/* ==========================================================================
   Skiff Labs — shared styles
   ========================================================================== */

/* --- Palette ------------------------------------------------------------- */
:root {
  color-scheme: light dark;

  --bg: #f4f1eb;
  --fg: #14181c;
  --fg-soft: rgba(20, 24, 28, 0.78);
  --muted: rgba(20, 24, 28, 0.55);
  --rule: rgba(20, 24, 28, 0.12);
  --accent: #0d7a72;
  --accent-soft: rgba(13, 122, 114, 0.12);
  --card: rgba(20, 24, 28, 0.04);
  --card-hover: rgba(20, 24, 28, 0.07);
  --focus: #0d7a72;
  --shadow: 0 1px 2px rgba(20, 24, 28, 0.06);
  --radius: 8px;
  --max: 42.5rem; /* 680px */
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1218;
    --fg: rgba(244, 247, 250, 0.92);
    --fg-soft: rgba(244, 247, 250, 0.72);
    --muted: rgba(244, 247, 250, 0.5);
    --rule: rgba(244, 247, 250, 0.12);
    --accent: #5ec4b6;
    --accent-soft: rgba(94, 196, 182, 0.14);
    --card: rgba(244, 247, 250, 0.04);
    --card-hover: rgba(244, 247, 250, 0.075);
    --focus: #5ec4b6;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
  }
}

/* --- Base ---------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* --- Type scale ---------------------------------------------------------- */
.eyebrow {
  margin: 0 0 1.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.display {
  margin: 0 0 1.25rem;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.lede {
  margin: 0;
  max-width: 34em;
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--fg-soft);
}

h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

h2 {
  margin: 0 0 0.35rem;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

p {
  margin: 0 0 1rem;
  max-width: 36em;
  color: var(--fg-soft);
}

p:last-child {
  margin-bottom: 0;
}

/* --- Links --------------------------------------------------------------- */
a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: text-decoration-color 160ms ease, color 160ms ease;
}

a:hover {
  text-decoration-color: currentColor;
}

a:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 3px;
}

/* --- Layout -------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

.home {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.section {
  margin-top: 4.5rem;
}

.policy .section {
  margin-top: 2.75rem;
}

/* Single flourish: thin sea-glass fade — nautical nod, used once on home */
.mark {
  display: block;
  width: 3.5rem;
  height: 2px;
  margin: 0 0 2rem;
  border: 0;
  border-radius: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

/* --- Navigation ---------------------------------------------------------- */
.nav {
  margin-top: 3.5rem;
}

.nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.75rem;
}

.nav a {
  font-weight: 500;
}

.back {
  display: inline-block;
  margin-bottom: 2rem;
  font-size: 0.9375rem;
  font-weight: 500;
}

/* --- App cards ----------------------------------------------------------- */
.app-list {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.app-card {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 1rem 1.15rem;
  align-items: start;
  padding: 1.15rem 1.2rem;
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow);
  transition: background 160ms ease, transform 160ms ease;
}

.app-card:hover {
  background: var(--card-hover);
  transform: translateY(-2px);
}

.app-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.app-card p {
  margin: 0 0 0.7rem;
  font-size: 0.985rem;
}

.app-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.15rem;
  font-size: 0.9rem;
}

/* --- Support / privacy / misc -------------------------------------------- */
.note {
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-size: 0.875rem;
  color: var(--muted);
}

.placeholder {
  color: var(--muted);
  font-style: italic;
}

footer {
  margin-top: 4.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-size: 0.875rem;
  color: var(--muted);
}

footer p {
  margin: 0;
  color: inherit;
}

footer p + p {
  margin-top: 0.35rem;
}

/* --- Narrow screens ------------------------------------------------------ */
@media (max-width: 375px) {
  .wrap {
    padding-left: 1.15rem;
    padding-right: 1.15rem;
  }

  .home {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }

  .section {
    margin-top: 3.5rem;
  }
}