/* firemetar.eu — same tokens as the Android app (ui/theme/Theme.kt) */
@font-face { font-family: "IBM Plex Sans"; src: url(fonts/ibm-plex-sans.woff2) format("woff2"); font-weight: 100 700; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url(fonts/ibm-plex-mono-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url(fonts/ibm-plex-mono-600.woff2) format("woff2"); font-weight: 600; font-display: swap; }

:root {
  color-scheme: dark;
  --bg: #10151C;
  --surface: #19212B;
  --inset: #121921;
  --border: #253040;
  --border-strong: #2A3644;
  --text-strong: #F4F6F9;
  --text: #E8ECF1;
  --text-2: #C9D1DB;
  --muted: #9AA6B4;
  --accent: #1E8BFF;
  --accent-hover: #4FA3FF;
  --on-accent: #06121F;
  --warning: #F5B83D;
  --sans: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", monospace;
  --wrap: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.mono { font-family: var(--mono); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--on-accent); padding: 8px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 16px; }

/* Header */
.top { position: sticky; top: 0; z-index: 5; background: rgba(16, 21, 28, 0.92); backdrop-filter: blur(10px); border-bottom: 1px solid #1F2935; }
.top .wrap { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text-strong); text-decoration: none; font-weight: 700; font-size: 20px; letter-spacing: -0.01em; }
.brand svg { width: 28px; height: 28px; }
.nav { display: flex; gap: 24px; margin-left: auto; }
.top .wrap > .lang { margin-left: 4px; }
.nav a { color: var(--text-2); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav a:hover { color: var(--text-strong); }

/* Language menu */
.lang { position: relative; }
.lang-btn { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 0 12px; border-radius: 12px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--text-2); font: 600 14px var(--sans); cursor: pointer; }
.lang-btn:hover { color: var(--text-strong); border-color: #3A4757; }
.lang-btn svg { width: 18px; height: 18px; }
.lang-list { position: absolute; right: 0; top: calc(100% + 8px); min-width: 180px; margin: 0; padding: 6px; list-style: none; background: var(--surface); border: 1px solid var(--border-strong); border-radius: 14px; box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5); }
.lang-list[hidden] { display: none; }
.lang-list button { width: 100%; display: flex; justify-content: space-between; gap: 12px; padding: 9px 12px; border: 0; border-radius: 9px; background: none; color: var(--text-2); font: 15px var(--sans); text-align: left; cursor: pointer; }
.lang-list button:hover, .lang-list button:focus-visible { background: var(--inset); color: var(--text-strong); }
.lang-list button[aria-current="true"] { color: var(--accent); }
.lang-list .code { font-family: var(--mono); font-size: 12px; color: var(--muted); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; min-height: 48px; padding: 0 22px; border-radius: 14px; font-weight: 600; font-size: 16px; text-decoration: none; border: 1px solid transparent; }
.btn svg { width: 20px; height: 20px; flex: none; }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); color: var(--on-accent); }
.btn-ghost { border-color: var(--border-strong); background: var(--surface); color: var(--text-strong); }
.btn-ghost:hover { border-color: #3A4757; color: var(--text-strong); }
.top .btn { min-height: 40px; padding: 0 16px; font-size: 14px; border-radius: 12px; }

/* Hero */
.hero { padding: 72px 0 56px; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.eyebrow { display: inline-flex; gap: 8px; align-items: center; font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; color: var(--accent); text-transform: uppercase; margin: 0 0 18px; }
h1 { font-size: clamp(38px, 5.4vw, 60px); line-height: 1.05; letter-spacing: -0.02em; color: var(--text-strong); margin: 0 0 20px; font-weight: 700; }
.lead { font-size: 19px; color: var(--text-2); margin: 0 0 32px; max-width: 34em; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; }
.chip { font-size: 12px; font-weight: 700; letter-spacing: 0.06em; padding: 4px 10px; border-radius: 999px; }
.vfr { background: #1D4A2B; color: #8BE3A8; }
.mvfr { background: #163A63; color: #9CCBFF; }
.ifr { background: #5E1F1F; color: #FFA8A8; }
.lifr { background: #4B2060; color: #E7B3FF; }
.phone { justify-self: center; width: min(340px, 100%); border-radius: 34px; border: 1px solid var(--border-strong); background: var(--surface); padding: 10px; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5); }
.phone img { border-radius: 26px; aspect-ratio: 9 / 16; width: 100%; }

/* Sections */
section { padding: 72px 0; }
.section-alt { background: #0D1218; border-top: 1px solid #1A222D; border-bottom: 1px solid #1A222D; }
h2 { font-size: clamp(28px, 3.4vw, 38px); line-height: 1.15; letter-spacing: -0.015em; color: var(--text-strong); margin: 0 0 12px; }
.sub { color: var(--muted); margin: 0 0 40px; max-width: 40em; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 22px; }
.card h3 { margin: 14px 0 6px; font-size: 18px; color: var(--text-strong); }
.card p { margin: 0; color: var(--text-2); font-size: 15.5px; }
.icon { width: 44px; height: 44px; border-radius: 12px; background: var(--inset); border: 1px solid var(--border-strong); display: flex; align-items: center; justify-content: center; }
.icon svg { width: 22px; height: 22px; }

.metar { margin-top: 40px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.metar-head { display: flex; align-items: center; gap: 10px; }
.metar-head b { font-family: var(--mono); font-size: 18px; letter-spacing: 0.04em; color: var(--text-strong); }
.metar-head span:not(.chip) { flex: 1; color: var(--text-2); }
.metar pre { margin: 0; background: var(--inset); border: 1px solid var(--border-strong); border-radius: 12px; padding: 14px; font-family: var(--mono); font-size: 14px; line-height: 1.75; color: var(--text); white-space: pre-wrap; word-break: break-word; }

.screens { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.screens figure { margin: 0; }
.screens img { border-radius: 22px; border: 1px solid var(--border-strong); aspect-ratio: 9 / 16; width: 100%; }
.screens figcaption { margin-top: 12px; color: var(--muted); font-size: 15px; text-align: center; }

.notice { display: flex; gap: 14px; align-items: flex-start; background: #2B2416; border: 1px solid #4A3B1C; color: var(--warning); border-radius: 14px; padding: 16px 18px; margin-top: 24px; }
.notice svg { width: 22px; height: 22px; flex: none; margin-top: 2px; }
.notice p { margin: 0; }

/* Privacy policy */
.policy > * { max-width: 760px; }
.policy h3 { font-size: 20px; color: var(--text-strong); margin: 36px 0 8px; }
.policy p, .policy li { color: var(--text-2); }
.policy ul { padding-left: 22px; }
.policy .meta { color: var(--muted); font-size: 15px; }

/* Footer */
footer { padding: 40px 0 48px; border-top: 1px solid #1F2935; color: var(--muted); font-size: 15px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-left: auto; }
footer a { color: var(--text-2); text-decoration: none; }
footer a:hover { color: var(--text-strong); }

@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .screens { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .nav { display: none; }
  .top .wrap > .lang { margin-left: auto; }
  .top .wrap { gap: 10px; }
  .top .btn-primary { padding: 0 12px; }
  .hero { padding: 40px 0 32px; }
  section { padding: 56px 0; }
  .grid { grid-template-columns: 1fr; }
  .screens { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; gap: 16px; padding-bottom: 8px; }
  .screens figure { flex: 0 0 72%; scroll-snap-align: center; }
  footer nav { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }