:root {
  --bleu: #0077B3;
  --bleu-fonce: #0056A7;
  --bleu-titre: #0088CC;
  --bleu-vif: #1863DC;
  --navy: #0B2545;
  --navy-2: #123564;
  --rouge: #E2003C;
  --rouge-fond: #FCE8ED;
  --fond: #F3F6F9;
  --carte: #FFFFFF;
  --bordure: #E4E9EF;
  --texte: #1D2733;
  --texte-mute: #64748B;
  --vert: #14804A;
  --vert-fond: #E5F6EC;
  --orange: #A15C00;
  --orange-fond: #FDF1DC;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(16,24,40,.04), 0 6px 20px -6px rgba(16,24,40,.10);
  --shadow-lg: 0 10px 15px -3px rgba(16,24,40,.08), 0 24px 48px -12px rgba(16,24,40,.18);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color: var(--texte);
  background: var(--fond);
  min-height: 100vh;
}
button { font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: 1rem; }

/* ------------------------------ Login ------------------------------ */
.login-screen {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 55%, var(--bleu-fonce) 100%);
}
.login-card {
  background: var(--carte);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 36px 32px;
  width: 100%; max-width: 380px;
  text-align: center;
}
.login-card img.logo { width: 64px; height: 64px; margin-bottom: 12px; }
.login-card h1 { margin: 0; color: var(--navy); font-size: 1.4rem; }
.login-card .tagline { color: var(--texte-mute); font-size: .85rem; margin: 4px 0 24px; }
.login-card form { display: flex; flex-direction: column; gap: 12px; text-align: left; }
.login-card label { font-size: .82rem; font-weight: 600; color: var(--texte-mute); }
.login-card input {
  width: 100%; padding: 11px 12px; border: 1px solid var(--bordure); border-radius: var(--radius-sm);
  margin-top: 4px;
}
.login-card input:focus { outline: none; border-color: var(--bleu); box-shadow: 0 0 0 3px rgba(0,119,179,.15); }
.btn-primary {
  background: var(--bleu); color: #fff; border: none; border-radius: var(--radius-sm);
  padding: 12px 16px; font-weight: 600; cursor: pointer; font-size: .95rem;
}
.btn-primary:hover { background: var(--bleu-fonce); }
.btn-primary:disabled { opacity: .6; cursor: default; }
.login-error { color: var(--rouge); font-size: .85rem; min-height: 1.2em; }

/* ------------------------------ App shell ------------------------------ */
.app-header {
  background: var(--bleu);
  color: #fff;
  padding: 14px 18px;
  display: flex; align-items: center; gap: 12px;
}
.app-header img.logo { width: 34px; height: 34px; flex-shrink: 0; }
.app-header .titles { flex: 1; min-width: 0; }
.app-header .titles h1 { margin: 0; font-size: 1rem; font-weight: 700; line-height: 1.2; }
.app-header .titles .sub { font-size: .78rem; opacity: .9; }
.app-header .meta { text-align: right; font-size: .78rem; opacity: .95; }
.app-header .meta .user { font-weight: 600; }
.app-header .logout { background: transparent; border: 1px solid rgba(255,255,255,.5); color: #fff; border-radius: 8px; padding: 4px 10px; font-size: .75rem; cursor: pointer; margin-top: 4px; }

.tabbar {
  display: flex; background: var(--carte); border-bottom: 1px solid var(--bordure);
  overflow-x: auto; position: sticky; top: 0; z-index: 5;
}
.tabbar button {
  flex: 1; min-width: 76px; background: none; border: none; padding: 10px 6px 8px;
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  color: var(--texte-mute); font-size: .72rem; cursor: pointer; border-bottom: 2px solid transparent;
}
.tabbar button .ico { font-size: 1.15rem; }
.tabbar button.active { color: var(--bleu); border-bottom-color: var(--bleu); font-weight: 700; }

main { max-width: 640px; margin: 0 auto; padding: 16px 16px 80px; }
.view { display: none; }
.view.active { display: block; }

h2.view-title { display: flex; align-items: center; justify-content: space-between; font-size: 1.15rem; margin: 4px 0 14px; }
h2.view-title .link { font-size: .8rem; font-weight: 500; color: var(--bleu); text-decoration: none; cursor: pointer; }

.card { background: var(--carte); border: 1px solid var(--bordure); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: 14px; }
.card h3 { margin: 0 0 12px; font-size: .95rem; }

.banner { border-radius: var(--radius-sm); padding: 12px 14px; font-size: .85rem; margin-bottom: 14px; display: flex; gap: 8px; align-items: flex-start; }
.banner.warn { background: var(--orange-fond); color: var(--orange); }
.banner.ok { background: var(--vert-fond); color: var(--vert); }
.banner a, .banner .link { color: inherit; font-weight: 700; text-decoration: underline; cursor: pointer; }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: .82rem; font-weight: 600; color: var(--texte-mute); margin-bottom: 5px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--bordure); border-radius: var(--radius-sm); background: var(--fond);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--bleu); background: #fff; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.btn { border: none; border-radius: var(--radius-sm); padding: 11px 16px; font-weight: 600; font-size: .9rem; cursor: pointer; }
.btn-blue { background: var(--bleu); color: #fff; }
.btn-blue:hover { background: var(--bleu-fonce); }
.btn-outline { background: #fff; border: 1px solid var(--bordure); color: var(--texte); }
.btn-outline:hover { background: var(--fond); }
.btn-block { width: 100%; }
.btn-row { display: flex; gap: 10px; }
.btn-row .btn { flex: 1; }
.btn:disabled { opacity: .55; cursor: default; }

/* Scan zone */
.scan-zone {
  background: var(--fond); border: 2px dashed var(--bordure); border-radius: var(--radius);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 34px 16px; text-align: center; gap: 8px; cursor: pointer; margin-bottom: 16px;
  position: relative; overflow: hidden;
}
.scan-zone .ico { font-size: 2.4rem; }
.scan-zone strong { color: var(--navy); }
.scan-zone .hint { color: var(--texte-mute); font-size: .82rem; }
.scan-zone video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: none; }
.scan-zone.scanning video { display: block; }
.scan-zone.scanning .placeholder { display: none; }
.scan-zone .scan-frame { position: absolute; inset: 20%; border: 3px solid rgba(255,255,255,.85); border-radius: 12px; display: none; pointer-events: none; }
.scan-zone.scanning .scan-frame { display: block; }

.result-flash { border-radius: var(--radius-sm); padding: 12px 14px; margin-bottom: 14px; font-size: .9rem; display: flex; align-items: center; gap: 10px; }
.result-flash.success { background: var(--vert-fond); color: var(--vert); }
.result-flash.dup { background: var(--orange-fond); color: var(--orange); }
.result-flash.error { background: var(--rouge-fond); color: var(--rouge); }

.stat-line { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--bordure); }
.stat-line:last-child { border-bottom: none; }
.stat-line .n { font-weight: 700; color: var(--navy); }

.list-item { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--bordure); }
.list-item:last-child { border-bottom: none; }
.avatar { width: 38px; height: 38px; border-radius: 50%; background: var(--bleu); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .82rem; flex-shrink: 0; }
.list-item .info { flex: 1; min-width: 0; }
.list-item .info .name { font-weight: 600; }
.list-item .info .sub { font-size: .78rem; color: var(--texte-mute); }
.badge { font-size: .7rem; font-weight: 600; padding: 3px 8px; border-radius: 999px; background: var(--fond); color: var(--texte-mute); white-space: nowrap; }
.badge.precaire { background: var(--orange-fond); color: var(--orange); }
.badge.difficulte { background: var(--rouge-fond); color: var(--rouge); }
.badge.sansabri { background: var(--navy); color: #fff; }
.badge.autre { background: #EAF3FA; color: var(--bleu); }

.search-row { display: flex; gap: 8px; margin-bottom: 14px; }
.search-row input { flex: 1; }

.empty-state { text-align: center; color: var(--texte-mute); padding: 30px 10px; font-size: .88rem; }
.empty-state .ico { font-size: 1.8rem; display: block; margin-bottom: 6px; }

.period-tabs { display: flex; gap: 8px; margin-bottom: 14px; }
.period-tabs button { flex: 1; padding: 9px; border-radius: 999px; border: 1px solid var(--bordure); background: #fff; font-size: .82rem; font-weight: 600; cursor: pointer; color: var(--texte-mute); }
.period-tabs button.active { background: var(--bleu); border-color: var(--bleu); color: #fff; }

.stat-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.stat-card { background: var(--carte); border: 1px solid var(--bordure); border-radius: var(--radius-sm); padding: 14px 6px; text-align: center; }
.stat-card .val { font-size: 1.5rem; font-weight: 800; color: var(--navy); }
.stat-card .lbl { font-size: .72rem; color: var(--texte-mute); margin-top: 2px; }

.bar-chart { display: flex; align-items: flex-end; gap: 6px; height: 120px; padding-top: 8px; }
.bar-chart .bar { flex: 1; background: var(--bleu); border-radius: 4px 4px 0 0; min-height: 3px; position: relative; }
.bar-chart .bar .lbl { position: absolute; bottom: -18px; left: 0; right: 0; text-align: center; font-size: .62rem; color: var(--texte-mute); }

.export-btn { display: inline-flex; align-items: center; gap: 6px; background: var(--bleu-vif); color: #fff; border: none; border-radius: 999px; padding: 8px 14px; font-size: .8rem; font-weight: 600; cursor: pointer; }

.qr-modal-backdrop { position: fixed; inset: 0; background: rgba(11,37,69,.55); display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 50; }
.qr-modal { background: #fff; border-radius: var(--radius); padding: 26px; text-align: center; max-width: 320px; width: 100%; }
.qr-modal h3 { margin: 0 0 4px; color: var(--navy); }
.qr-modal .code { font-weight: 700; color: var(--bleu); letter-spacing: .05em; margin-bottom: 14px; }
.qr-modal canvas, .qr-modal img { width: 200px; height: 200px; margin: 0 auto 16px; display: block; }

.role-legend { font-size: .78rem; color: var(--texte-mute); background: var(--fond); border-radius: var(--radius-sm); padding: 12px; margin-top: 10px; }
.role-legend strong { color: var(--texte); }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--navy); color: #fff; padding: 10px 18px; border-radius: 999px; font-size: .85rem; box-shadow: var(--shadow-lg); z-index: 100; }

@media (min-width: 700px) {
  .tabbar button { font-size: .8rem; }
}