/* Qui-Vive — pensé pour tous les âges : texte large, contraste élevé, grosses cibles tactiles.
   Polices système uniquement (fonctionne hors ligne, aucune requête externe). */
:root {
  --bg: #f8f8f7; --card: #ffffff; --text: #1a1a19; --muted: #5d5c58;
  --border: rgba(26, 26, 25, .1); --border-strong: rgba(26, 26, 25, .22);
  --ink: #1a1a19; --ink-text: #fff; --accent: #6d4aff; --soft: #f1f0ed;
  --ok: #15803d; --ko: #c62828; --warn: #b45309;
  --serif: ui-serif, "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Code", Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0e0e0e; --card: #171717; --text: #f0f0ec; --muted: #a3a29c; --border: rgba(255,255,255,.1);
    --border-strong: rgba(255,255,255,.2); --ink: #a3e635; --ink-text: #0e0e0e; --accent: #a3e635; --soft: #1f1f1f;
    --ok: #22c55e; --ko: #f87171; --warn: #fbbf24; color-scheme: dark; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 18px/1.5 var(--sans); padding: 0 16px 40px; -webkit-tap-highlight-color: transparent; }
main { max-width: 560px; margin: 0 auto; }
a { color: inherit; }
.top { max-width: 560px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: max(14px, env(safe-area-inset-top)) 0 6px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; text-decoration: none; }
.brand img { border-radius: 9px; }
.iconbtn { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; color: var(--muted); }
.iconbtn svg { width: 24px; height: 24px; }
.label { font: 600 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
h1 { font: 500 2.1rem/1.1 var(--serif); letter-spacing: -.01em; margin: 12px 0; }
h1 em { color: var(--accent); }
h2 { font: 600 1.2rem/1.3 var(--sans); margin: 0 0 6px; }
.lead { font-size: 1.1rem; }
.muted { color: var(--muted); }
.small { font-size: 15px; }
.center { text-align: center; }
.hero { padding: 18px 0 6px; }
.greet { padding: 12px 0 4px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 18px; margin: 14px 0; }
.card.soft { background: var(--soft); }
.card.warn { border: 2px solid var(--warn); }
.card.danger { border: 2px solid var(--ko); }
.card p { margin: 6px 0; }
.big-label { display: block; font-weight: 700; font-size: 1.1rem; margin: 14px 0 4px; }
.input { display: block; width: 100%; font: 400 20px var(--sans); padding: 14px 16px; border-radius: 14px; border: 2px solid var(--border-strong); background: var(--bg); color: var(--text); margin: 8px 0; }
.input.mono { font: 13px/1.4 var(--mono); }
.input:focus { outline: 3px solid var(--accent); outline-offset: 1px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 12px 18px; border-radius: 16px; border: 2px solid var(--border-strong); background: var(--card); color: var(--text); font: 600 17px var(--sans); text-decoration: none; cursor: pointer; text-align: center; }
.btn:active { transform: scale(.98); }
.btn.big { display: flex; width: 100%; min-height: 62px; font-size: 19px; margin: 10px 0; }
.btn.primary { background: var(--ink); color: var(--ink-text); border-color: var(--ink); }
.btn.ok { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn.danger { background: var(--ko); border-color: var(--ko); color: #fff; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.danger-text { color: var(--ko) !important; }
.ok-text { color: var(--ok); font-weight: 600; }
.error-text { color: var(--ko); font-weight: 600; min-height: 1em; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 10px 0; }
.row2 .btn.big { margin: 0; }
.back { display: inline-block; padding: 10px 0; text-decoration: none; color: var(--muted); font-weight: 600; }

.contacts { display: grid; gap: 10px; margin: 16px 0; }
.contact { display: flex; align-items: center; gap: 14px; padding: 16px; border-radius: 18px; background: var(--card); border: 1px solid var(--border); text-decoration: none; }
.contact b { display: block; font-size: 1.2rem; }
.contact small { color: var(--muted); font-size: 14px; }
.avatar { width: 50px; height: 50px; flex: 0 0 auto; border-radius: 50%; background: var(--ink); color: var(--ink-text); display: grid; place-items: center; font: 700 22px var(--sans); }
.chev { margin-left: auto; font-size: 28px; color: var(--muted); }

/* Mots secrets */
.wordcard { background: var(--card); border: 2px solid var(--border-strong); border-radius: 24px; padding: 26px 16px 18px; margin: 14px 0 6px; text-align: center; }
.words { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 4px 10px; font: 700 clamp(1.9rem, 8.5vw, 2.6rem)/1.2 var(--serif); }
.words.big4 { font-size: clamp(1.6rem, 7vw, 2.2rem); background: var(--card); border: 2px dashed var(--accent); border-radius: 20px; padding: 20px 10px; margin: 16px 0; }
.word { white-space: nowrap; }
.dot { color: var(--muted); font-weight: 400; }
.timer { position: relative; width: 58px; height: 58px; margin: 14px auto 0; }
.timer svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.timer circle { fill: none; stroke-width: 3; }
.timer .track { stroke: var(--soft); }
.timer .bar { stroke: var(--accent); stroke-dasharray: 100.5; stroke-linecap: round; transition: stroke-dashoffset .9s linear; }
.timer span { position: absolute; inset: 0; display: grid; place-items: center; font: 700 14px var(--sans); }

/* Appairage */
.step { display: flex; gap: 14px; align-items: flex-start; }
.num { width: 34px; height: 34px; flex: 0 0 auto; border-radius: 50%; background: var(--ink); color: var(--ink-text); display: grid; place-items: center; font-weight: 700; }
.qrbox { background: #fff; color: #111; border-radius: 22px; padding: 16px; margin: 8px auto; max-width: 320px; text-align: center; border: 1px solid var(--border); }
.qrbox svg { width: 100%; height: auto; display: block; }
.qrbox p { margin: 6px 0 0; font-weight: 700; }
.qrbox.mini { max-width: 190px; padding: 10px; }
.scanner { position: relative; border-radius: 22px; overflow: hidden; background: #000; aspect-ratio: 1; max-width: 360px; margin: 10px auto; }
.scanner video { width: 100%; height: 100%; object-fit: cover; }
.scanner .frame { position: absolute; inset: 14%; border: 4px solid var(--accent); border-radius: 18px; box-shadow: 0 0 0 999px rgba(0,0,0,.35); }

/* Résultats */
.result { text-align: center; padding: 30px 6px; }
.result ol { text-align: left; }
.result li { margin: 8px 0; }
.big-icon { width: 96px; height: 96px; margin: 0 auto 10px; border-radius: 50%; display: grid; place-items: center; font: 700 52px var(--sans); color: #fff; }
.result.good .big-icon { background: var(--ok); }
.result.bad .big-icon { background: var(--ko); }
.result.alert .big-icon { background: var(--warn); }
blockquote { text-align: left; background: var(--card); border-left: 4px solid var(--ok); margin: 16px 0; padding: 14px 16px; border-radius: 12px; white-space: pre-wrap; }
.steps li { margin: 10px 0; }

/* Verrouillage */
.lock { text-align: center; padding-top: 30px; }
.pin-dots { font-size: 40px; letter-spacing: 12px; min-height: 60px; }
.pin-dots.shake { animation: shake .35s; color: var(--ko); }
@keyframes shake { 25% { transform: translateX(-8px); } 75% { transform: translateX(8px); } }
.pinpad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; max-width: 320px; margin: 10px auto; }
.key { height: 72px; border-radius: 20px; border: 2px solid var(--border-strong); background: var(--card); color: var(--text); font: 600 28px var(--sans); cursor: pointer; }
.key.go { background: var(--ink); color: var(--ink-text); border-color: var(--ink); }
details summary { cursor: pointer; font-weight: 700; min-height: 32px; }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }