:root {
  --bg: #0b0d14;
  --ink: #f2f4f8;
  --muted: #9aa3b5;
  --accent: #ffc94d;
  --accent-dim: #8a6d22;
  --danger: #ff6b5e;
  --ok: #57d38c;
  --panel: #141824;
  --line: #2a3042;
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

/*
 * Indispensable : une regle d'auteur posant `display` (ici `.screen`) l'emporte
 * sur la regle `[hidden] { display: none }` du navigateur. Sans ce garde-fou,
 * masquer un element via sa propriete `hidden` reste sans effet.
 */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  overscroll-behavior: none;
}

button { font: inherit; color: inherit; cursor: pointer; }

/* ------------------------------------------------------------- accueil */

.screen {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: calc(24px + var(--safe-t)) 20px calc(24px + var(--safe-b));
  background:
    radial-gradient(120% 80% at 50% 0%, #1b2133 0%, var(--bg) 60%);
  overflow-y: auto;
  z-index: 50;
}

.intro-inner { max-width: 30rem; width: 100%; }

h1 {
  font-size: clamp(1.75rem, 7vw, 2.4rem);
  margin: 0 0 .5rem;
  letter-spacing: -.02em;
}

.lede { color: var(--muted); margin: 0 0 1.5rem; }

.summary {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 1.25rem;
  background: rgba(255, 255, 255, .03);
}
.summary h4 { margin: 0 0 .5rem; font-size: .95rem; }
.summary dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; margin: 0; }
.summary dt { color: var(--muted); font-size: .85rem; }
.summary dd { margin: 0; font-variant-numeric: tabular-nums; font-size: .9rem; }
.summary .flag { margin-top: .75rem; font-size: .88rem; }
.summary .flag.warn { color: var(--accent); }

button.primary {
  display: block; width: 100%;
  padding: 15px 18px;
  margin-bottom: 10px;
  border: 0; border-radius: 12px;
  background: var(--accent); color: #241a00;
  font-weight: 650; font-size: 1rem;
}
button.ghost {
  display: block; width: 100%;
  padding: 13px 18px;
  border: 1px solid var(--line); border-radius: 12px;
  background: transparent; color: var(--ink);
}
button.ghost.small { padding: 9px 12px; font-size: .9rem; margin-bottom: 8px; }
button.link {
  background: none; border: 0; padding: 0 2px;
  color: var(--accent); text-decoration: underline;
}

.fineprint { color: var(--muted); font-size: .8rem; margin-top: 1.25rem; }

.field { margin-bottom: .75rem; }
.field label {
  display: block; margin-bottom: 4px;
  font-size: .7rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted);
}
select {
  width: 100%;
  padding: 12px 12px;
  border: 1px solid var(--line); border-radius: 10px;
  background: #0b0e17; color: var(--ink);
  font: inherit;
}
.posline {
  color: var(--muted); font-size: .82rem;
  margin: 0 0 .5rem; font-variant-numeric: tabular-nums;
}

/* ------------------------------------------------------- vue principale */

#stage { position: fixed; inset: 0; overflow: hidden; }

#cam {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  background: #05070c;
}
#stage.map-mode #cam { display: none; }

#overlay { position: absolute; inset: 0; width: 100%; height: 100%; }

/* --- bandeau haut --- */

#hud {
  position: absolute; top: 0; left: 0; right: 0;
  padding: calc(8px + var(--safe-t)) 10px 8px;
  background: linear-gradient(#000c 0%, #0000 100%);
  pointer-events: none;
}
.hud-row { display: flex; align-items: flex-start; gap: 4px; }
.hud-block { flex: 1 1 0; min-width: 0; }
.hud-block .label {
  display: block;
  font-size: .62rem; letter-spacing: .06em; text-transform: uppercase;
  color: var(--muted);
}
.hud-block strong {
  font-size: 1.05rem; font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.icon-btn {
  flex: 0 0 auto;
  width: 38px; height: 38px;
  border: 1px solid #ffffff2e; border-radius: 10px;
  background: #0009; font-size: 1rem;
  pointer-events: auto;
}

.verdict {
  margin-top: 6px;
  font-size: .84rem;
  padding: 6px 10px;
  border-radius: 8px;
  background: #000a;
  display: inline-block;
}
.verdict.ok { color: var(--ok); }
.verdict.warn { color: var(--accent); }
.verdict.bad { color: var(--danger); }

/* --- vignette de phase --- */

#phase {
  position: absolute;
  right: 10px;
  top: calc(96px + var(--safe-t));
  width: 75px; height: 75px;
  border-radius: 50%;
  background: #000a;
  border: 1px solid #ffffff26;
}
#stage.map-mode #phase { display: none; }

/* --- bandeau bas --- */

#timeline {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 10px 14px calc(10px + var(--safe-b));
  background: linear-gradient(#0000 0%, #000c 35%);
}
.tl-marks {
  position: relative; height: 15px;
  font-size: .62rem; color: var(--muted);
}
.tl-marks span {
  position: absolute; transform: translateX(-50%);
  white-space: nowrap;
}
.tl-marks span.key { color: var(--accent); }

#tlRange {
  width: 100%; margin: 2px 0 8px;
  accent-color: var(--accent);
}

.tl-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  flex: 1 1 auto;
  padding: 9px 6px;
  border: 1px solid #ffffff2e; border-radius: 9px;
  background: #000a;
  font-size: .8rem; white-space: nowrap;
}
.chip.accent { border-color: var(--accent-dim); color: var(--accent); }
.chip.on { background: var(--accent); color: #241a00; border-color: var(--accent); }

.calib-note {
  position: absolute;
  left: 14px; right: 14px;
  bottom: calc(112px + var(--safe-b));
  padding: 8px 12px;
  border-radius: 10px;
  background: #000c;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  font-size: .82rem;
}

/* ------------------------------------------------------------ reglages */

.panel {
  position: fixed; inset: 0;
  background: #000a;
  z-index: 60;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.panel-inner {
  min-height: 100%;
  margin-left: auto;
  width: min(30rem, 100%);
  background: var(--panel);
  padding: calc(16px + var(--safe-t)) 18px calc(28px + var(--safe-b));
}
.panel-head { display: flex; align-items: center; justify-content: space-between; }
.panel h2 { margin: 0; font-size: 1.15rem; }
.panel h3 {
  margin: 1.5rem 0 .5rem;
  font-size: .7rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted);
}
.panel section { border-top: 1px solid var(--line); }
.panel section:first-of-type { border-top: 0; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grid2 label { display: block; font-size: .78rem; color: var(--muted); }
input[type=number], input[type=date] {
  width: 100%; margin-top: 3px;
  padding: 9px 10px;
  border: 1px solid var(--line); border-radius: 9px;
  background: #0b0e17; color: var(--ink);
  font: inherit; font-variant-numeric: tabular-nums;
}
.slider { display: block; font-size: .82rem; color: var(--muted); margin-top: 10px; }
.slider input { width: 100%; accent-color: var(--accent); margin-top: 4px; }
.slider output { color: var(--ink); font-variant-numeric: tabular-nums; }

.note { color: var(--muted); font-size: .8rem; margin: .35rem 0 .6rem; }

.details dl { display: grid; grid-template-columns: auto 1fr; gap: 5px 14px; margin: 0; }
.details dt { color: var(--muted); font-size: .82rem; }
.details dd { margin: 0; font-variant-numeric: tabular-nums; font-size: .85rem; }

/* --------------------------------------------------------------- toast */

.toast {
  position: fixed;
  left: 50%; bottom: calc(24px + var(--safe-b));
  transform: translateX(-50%);
  max-width: 90vw;
  padding: 11px 16px;
  border-radius: 10px;
  background: #1d2333;
  border: 1px solid var(--line);
  font-size: .85rem;
  z-index: 70;
}
.toast.err { border-color: var(--danger); color: var(--danger); }

@media (prefers-reduced-motion: no-preference) {
  .toast { transition: opacity .2s; }
}