/* Flynama — shared styles */

:root {
  --ink: oklch(0.18 0.018 250);
  --ink-2: oklch(0.24 0.018 250);
  --ink-3: oklch(0.32 0.015 250);
  --line-dark: oklch(0.32 0.012 250);
  --line-dark-soft: oklch(0.26 0.01 250);
  --cream: oklch(0.965 0.008 85);
  --cream-2: oklch(0.94 0.012 80);
  --paper: oklch(0.99 0.004 85);
  --fg-on-ink: oklch(0.95 0.008 85);
  --fg-on-ink-muted: oklch(0.72 0.012 80);
  --fg-on-cream: oklch(0.20 0.018 250);
  --fg-on-cream-muted: oklch(0.45 0.015 250);
  --line-light: oklch(0.86 0.01 80);
  --accent: oklch(0.70 0.13 55);          /* warm amber */
  --accent-ink: oklch(0.45 0.13 55);
  --good: oklch(0.72 0.12 155);
  --warn: oklch(0.78 0.14 75);
  --bad:  oklch(0.65 0.18 25);

  --f-display: "Instrument Serif", "Times New Roman", serif;
  --f-sans: "Geist", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --f-mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--f-sans);
  background: var(--ink);
  color: var(--fg-on-ink);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.mono { font-family: var(--f-mono); font-feature-settings: "ss01"; }
.serif { font-family: var(--f-display); font-style: italic; }

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- NAV ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--ink) 88%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--line-dark-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
}
.brand-mark {
  width: 32px;
  height: 32px;
  display: block;
  border-radius: 7px;
  object-fit: contain;
}
.brand-word { font-weight: 500; }
.brand-word em {
  font-family: var(--f-display);
  font-style: italic;
  font-weight: 400;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 14px;
  color: var(--fg-on-ink-muted);
}
.nav-links a { transition: color 120ms ease; }
.nav-links a:hover, .nav-links a.is-active { color: var(--fg-on-ink); }
.nav-cta {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 8px 14px;
  border: 1px solid var(--fg-on-ink);
  border-radius: 999px;
  transition: background 150ms ease, color 150ms ease;
}
.nav-cta:hover { background: var(--fg-on-ink); color: var(--ink); }

@media (max-width: 760px) {
  .container { padding: 0 20px; }
  .nav-inner { height: 56px; gap: 12px; }
  .nav-links { display: none; }
  .brand-word em { font-size: 16px; }
  .nav-cta { padding: 7px 12px; font-size: 11px; }
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 120ms ease, background 150ms, color 150ms, border-color 150ms;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: var(--ink); }
.btn-primary:hover { background: oklch(0.76 0.13 55); }
.btn-ghost { color: var(--fg-on-ink); border-color: var(--line-dark); }
.btn-ghost:hover { background: var(--ink-2); }
.btn-light { background: var(--ink); color: var(--cream); }
.btn-light:hover { background: var(--ink-2); }
.btn-outline-ink { color: var(--fg-on-cream); border-color: var(--fg-on-cream); }
.btn-outline-ink:hover { background: var(--fg-on-cream); color: var(--cream); }

/* ---------- TYPE ---------- */
.eyebrow {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-on-ink-muted);
}
.eyebrow.on-cream { color: var(--fg-on-cream-muted); }
.eyebrow .dot {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: 1px;
}

h1, h2, h3, h4 { margin: 0; font-weight: 400; letter-spacing: -0.02em; }
.display {
  font-family: var(--f-display);
  font-style: normal;
  font-size: clamp(48px, 7vw, 104px);
  line-height: 0.98;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.display em { font-style: italic; color: var(--accent); }
.h2 {
  font-family: var(--f-display);
  font-size: clamp(36px, 4.5vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.h2 em { font-style: italic; color: var(--accent); }
.h3 {
  font-family: var(--f-sans);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.lede {
  font-size: 19px;
  line-height: 1.45;
  color: var(--fg-on-ink-muted);
  max-width: 56ch;
  text-wrap: pretty;
}
.lede.on-cream { color: var(--fg-on-cream-muted); }

/* ---------- SECTIONS ---------- */
section { padding: 96px 0; }
.section-cream { background: var(--cream); color: var(--fg-on-cream); }
.section-paper { background: var(--paper); color: var(--fg-on-cream); }
.section-ink-2 { background: var(--ink-2); }

.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 64px;
}
@media (max-width: 760px) {
  .section-head { grid-template-columns: 1fr; gap: 24px; margin-bottom: 40px; }
}

/* ---------- FLIGHT STRIP ---------- */
.strip {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-md);
  overflow: hidden;
}
.strip.on-cream { background: var(--paper); border-color: var(--line-light); color: var(--fg-on-cream); }
.strip-head {
  display: flex;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-dark);
  color: var(--fg-on-ink-muted);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.strip.on-cream .strip-head {
  border-color: var(--line-light);
  color: var(--fg-on-cream-muted);
}
.strip-row {
  display: grid;
  grid-template-columns: 64px 1fr 88px 1fr 88px;
  align-items: center;
  padding: 14px;
  border-bottom: 1px solid var(--line-dark-soft);
}
.strip.on-cream .strip-row { border-color: var(--line-light); }
.strip-row:last-child { border-bottom: 0; }
.strip-airport { font-size: 22px; letter-spacing: 0.04em; }
.strip-time { color: var(--fg-on-ink-muted); }
.strip.on-cream .strip-time { color: var(--fg-on-cream-muted); }
.strip-bar {
  position: relative;
  height: 2px;
  background: var(--line-dark);
  margin: 0 12px;
  border-radius: 2px;
  overflow: hidden;
}
.strip.on-cream .strip-bar { background: var(--line-light); }
.strip-bar::before {
  content: "";
  position: absolute;
  inset: 0 60% 0 0;
  background: var(--accent);
}
.strip-bar.full::before { inset: 0; }
.strip-status {
  text-align: right;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.tag-good { color: var(--good); }
.tag-warn { color: var(--warn); }
.tag-bad  { color: var(--bad); }

/* ---------- CARDS ---------- */
.card {
  background: var(--ink-2);
  border: 1px solid var(--line-dark-soft);
  border-radius: var(--r-lg);
  padding: 28px;
}
.card.on-cream { background: var(--paper); border-color: var(--line-light); color: var(--fg-on-cream); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 900px) {
  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- IMAGE PLACEHOLDER ---------- */
.ph {
  position: relative;
  background:
    repeating-linear-gradient(135deg,
      transparent 0 14px,
      color-mix(in oklab, currentColor 6%, transparent) 14px 15px);
  border: 1px dashed color-mix(in oklab, currentColor 30%, transparent);
  border-radius: var(--r-md);
  display: flex;
  align-items: flex-end;
  padding: 14px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: color-mix(in oklab, currentColor 70%, transparent);
  overflow: hidden;
}
.ph::before {
  content: "[ placeholder ]";
  position: absolute;
  top: 14px;
  left: 14px;
  opacity: 0.55;
}
.ph[data-caption]::after { content: attr(data-caption); }

/* phone-shaped placeholder */
.phone {
  aspect-ratio: 9 / 19.5;
  background: var(--ink);
  border-radius: 38px;
  border: 1px solid var(--line-dark);
  padding: 10px;
  position: relative;
  overflow: hidden;
}
.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 30px;
  overflow: hidden;
  position: relative;
}

/* ---------- TICKER ---------- */
.ticker {
  border-top: 1px solid var(--line-dark-soft);
  border-bottom: 1px solid var(--line-dark-soft);
  padding: 14px 0;
  overflow: hidden;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--fg-on-ink-muted);
}
.ticker-track {
  display: flex;
  gap: 56px;
  white-space: nowrap;
  animation: marquee 60s linear infinite;
}
.ticker span em {
  font-style: normal;
  color: var(--accent);
  margin-right: 8px;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--ink);
  border-top: 1px solid var(--line-dark-soft);
  padding: 72px 0 40px;
  color: var(--fg-on-ink-muted);
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer h4 {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-on-ink);
  margin-bottom: 16px;
  font-weight: 500;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer ul a:hover { color: var(--fg-on-ink); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: end;
  border-top: 1px solid var(--line-dark-soft);
  padding-top: 28px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.footer-bottom .wordmark {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(72px, 14vw, 200px);
  line-height: 0.85;
  color: var(--ink-3);
  text-transform: none;
  letter-spacing: -0.03em;
}

/* ---------- UTIL ---------- */
.row { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.divider { height: 1px; background: var(--line-dark-soft); }
.divider.on-cream { background: var(--line-light); }
.kbd {
  font-family: var(--f-mono);
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid currentColor;
  border-radius: 4px;
  opacity: 0.7;
}
.stat-num {
  font-family: var(--f-display);
  font-size: clamp(56px, 6vw, 96px);
  line-height: 1;
  letter-spacing: -0.03em;
}
.stat-num em { font-style: italic; color: var(--accent); }