:root { --bg:#f4f5f7; --card:#fff; --ink:#1b2130; --muted:#6b7385; --line:#e4e7ed; --accent:#1f5fbf; --err:#b42318; --ok:#1d7a46; color-scheme: light dark; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#12151b; --card:#1b1f27; --ink:#e8eaef; --muted:#9097a6; --line:#2a303b; --accent:#6ea0ff; --err:#ff8a7a; }
}
* { box-sizing:border-box; }
/* overscroll-behavior: none → coupe le « tirer pour rafraîchir » et la navigation
   précédent/suivant au swipe, qui rechargeaient la page et reverrouillaient l'app. */
html, body { margin:0; height:100%; overscroll-behavior:none; }
body { font:16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background:var(--bg); color:var(--ink); -webkit-text-size-adjust:100%; }
[hidden] { display:none !important; }
.muted { color:var(--muted); }
button { font:inherit; cursor:pointer; }

/* Verrouillage */
#lock { min-height:100%; display:flex; align-items:center; justify-content:center; padding:24px; }
.lockbox { width:100%; max-width:360px; background:var(--card); border:1px solid var(--line); border-radius:16px; padding:28px 24px; text-align:center; }
.logo { font-size:34px; width:64px; height:64px; margin:0 auto 8px; border-radius:16px; background:var(--accent); color:#fff; display:grid; place-items:center; }
h1 { font-size:20px; margin:8px 0 4px; }
#unlockForm { display:flex; flex-direction:column; gap:12px; margin-top:18px; text-align:left; }
label { display:flex; flex-direction:column; gap:4px; font-size:13px; color:var(--muted); }
input, select { font:inherit; color:var(--ink); background:var(--bg); border:1px solid var(--line); border-radius:10px; padding:11px 12px; width:100%; }
input:focus, select:focus { outline:2px solid var(--accent); outline-offset:-1px; }
#unlockBtn { margin-top:6px; padding:12px; border:0; border-radius:10px; background:var(--accent); color:#fff; font-weight:600; }
#unlockBtn:disabled { opacity:.6; }
.msg { min-height:1.4em; margin:12px 0 0; font-size:14px; color:var(--err); }
.msg.info { color:var(--muted); }
.link { background:none; border:0; color:var(--accent); padding:6px; font-size:14px; }
.link.danger { color:var(--err); }
.bio { width:100%; margin:16px 0 2px; padding:13px; border:1px solid var(--accent); border-radius:10px; background:var(--card); color:var(--accent); font-weight:600; display:flex; align-items:center; justify-content:center; gap:8px; }
.bio:active { background:var(--bg); }
.bio:disabled { opacity:.6; }

/* Application */
#app { min-height:100%; display:flex; flex-direction:column; position:relative; }
.bar { position:sticky; top:0; z-index:2; display:flex; gap:8px; padding:10px 12px; padding-top:max(10px, env(safe-area-inset-top)); background:var(--card); border-bottom:1px solid var(--line); }
.search { flex:1; }
.search input { font-size:17px; }
.icon { border:1px solid var(--line); background:var(--bg); color:var(--ink); border-radius:10px; width:44px; flex:none; font-size:18px; }
.filters { display:flex; gap:10px; align-items:center; padding:10px 12px 0; }
.filters select { width:auto; max-width:70%; padding:8px 10px; font-size:14px; }
.filters span { font-size:13px; }
.list { list-style:none; margin:0; padding:8px 12px 12px; flex:1; position:relative; z-index:1; }
.list li + li { margin-top:6px; }
.item { width:100%; display:flex; align-items:center; gap:12px; text-align:left; background:var(--card); color:var(--ink); border:1px solid var(--line); border-radius:12px; padding:10px 12px; }
.item:active { transform:scale(.995); }
.avatar { flex:none; width:40px; height:40px; border-radius:50%; display:grid; place-items:center; font-weight:600; font-size:14px; color:#fff; background:var(--accent); }
.who { flex:1; min-width:0; display:flex; flex-direction:column; }
.who b, .who small { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.who small { color:var(--muted); font-size:13px; }
.ext { flex:none; font-variant-numeric:tabular-nums; color:var(--accent); font-weight:600; font-size:15px; }
.empty { text-align:center; color:var(--muted); padding:40px 12px; }
mark { background:#ffe58a; color:inherit; border-radius:2px; }
@media (prefers-color-scheme: dark) { mark { background:#6b5a12; } }
.foot { display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center; gap:8px; padding:10px 12px; padding-bottom:max(10px, env(safe-area-inset-bottom)); font-size:12px; color:var(--muted); border-top:1px solid var(--line); position:relative; z-index:1; }
.foot .link { font-size:12px; }

/* Filigrane : nom de l'utilisateur sur l'écran (dissuade les captures) */
#watermark { position:fixed; inset:0; pointer-events:none; z-index:3; opacity:.07; background-repeat:repeat; }

/* Fiche */
dialog { border:0; border-radius:16px; padding:0; width:min(440px, 94vw); background:var(--card); color:var(--ink); box-shadow:0 20px 60px #0005; }
dialog::backdrop { background:#0007; }
.cardinner { padding:22px; position:relative; }
.close { position:absolute; top:12px; right:12px; height:36px; width:36px; }
.cardinner h2 { margin:0 40px 2px 0; font-size:20px; }
.cardinner p { margin:0 0 14px; }
dl { margin:0; display:grid; gap:10px; }
dl div { display:flex; flex-direction:column; gap:2px; padding:10px 12px; background:var(--bg); border-radius:10px; }
dt { font-size:12px; color:var(--muted); text-transform:uppercase; letter-spacing:.04em; }
dd { margin:0; display:flex; justify-content:space-between; gap:8px; align-items:center; word-break:break-all; }
dd a { color:var(--accent); text-decoration:none; font-weight:600; }
dd .copy { flex:none; border:1px solid var(--line); background:var(--card); color:var(--muted); border-radius:8px; padding:4px 10px; font-size:12px; }