/* =====================================================================
   Charte graphique Yellowstone Services
   ---------------------------------------------------------------------
   Jaune      #FFCC00  couleur d'accentuation principale (CTA, actif, alertes)
   Blanc      #FFFFFF  surfaces
   Bleu foncé #283B70  structure (barre de navigation, titres, liens, badges)
                       ⚠ la charte indique « #28b70 » (5 caractères, invalide) :
                       valeur à confirmer, à modifier ici uniquement.
   Bleu clair #AED6EB  fonds doux, focus, calendrier
   ===================================================================== */
:root {
  --ys-yellow: #FFCC00;
  --ys-yellow-dark: #E6B800;
  --ys-yellow-light: #FFF4C2;
  --ys-white: #FFFFFF;
  --ys-blue-dark: #283B70;
  --ys-blue-darker: #1D2C55;
  --ys-blue-light: #AED6EB;
  --ys-blue-lighter: #E6F2F8;

  /* Rôles fonctionnels (utilisés dans les templates et le JS) */
  --primary: var(--ys-blue-dark);
  --primary-dark: var(--ys-blue-darker);
  --primary-light: var(--ys-blue-lighter);
  --accent: var(--ys-yellow);
  --accent-dark: var(--ys-yellow-dark);
  --accent-light: var(--ys-yellow-light);
  --info: var(--ys-blue-dark);
  --info-light: var(--ys-blue-lighter);

  /* Couleurs sémantiques hors charte (états) */
  --danger: #b3261e;
  --danger-light: #fbe4e2;
  --success: #1e7d4f;
  --success-light: #dff3e8;

  --muted: #5f6b80;
  --border: #d5e3ec;
  --bg: #f4f8fb;
  --surface: var(--ys-white);
  --text: #1b2438;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(40, 59, 112, 0.06), 0 1px 3px rgba(40, 59, 112, 0.1);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 0.5rem; color: var(--ys-blue-dark); }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.2rem; }
h3 { font-size: 1rem; }
p { margin: 0 0 0.75rem; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.mono { font-variant-numeric: tabular-nums; }
.text-right { text-align: right; }

.container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; }
main.container { flex: 1; padding-top: 1.75rem; padding-bottom: 3rem; }
main.narrow { max-width: 720px; }

/* ------------------------------------------------------------- topbar */
.topbar { background: var(--ys-blue-dark); border-bottom: 3px solid var(--ys-yellow); position: sticky; top: 0; z-index: 10; }
.topbar-inner { display: flex; align-items: center; gap: 1.5rem; min-height: 60px; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 700; color: var(--ys-white); white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand-mark { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; background: var(--ys-yellow); color: var(--ys-blue-dark); font-size: 0.85rem; letter-spacing: 0.02em; }
/* Fond blanc : le texte noir du logo serait illisible sur le bleu foncé.
   Recadrage : le PNG est carré, avec des marges transparentes en haut et en bas. */
.brand-logo { display: block; width: 80px; height: 52px; padding: 0 6px; border-radius: 8px; background: var(--ys-white); object-fit: cover; object-position: 50% 35%; }
.nav { display: flex; gap: 0.25rem; flex: 1; flex-wrap: wrap; }
.nav a { padding: 0.45rem 0.75rem; border-radius: 8px; color: rgba(255, 255, 255, 0.85); font-weight: 500; font-size: 0.95rem; }
.nav a:hover { background: rgba(255, 255, 255, 0.12); color: var(--ys-white); text-decoration: none; }
.nav a.active { background: var(--ys-yellow); color: var(--ys-blue-dark); font-weight: 600; }
.user-menu { display: flex; align-items: center; gap: 0.75rem; }
.user-name { color: var(--ys-white); font-weight: 500; font-size: 0.95rem; }
.topbar .btn-ghost { color: var(--ys-white); border-color: rgba(255, 255, 255, 0.35); }
.topbar .btn-ghost:hover { background: rgba(255, 255, 255, 0.12); }
.footer { border-top: 1px solid var(--border); padding: 1rem 0; color: var(--muted); font-size: 0.85rem; text-align: center; background: var(--ys-white); }

/* ------------------------------------------------------------ layout */
.page-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.page-header p { margin: 0; }
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 860px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.stack > * + * { margin-top: 1.25rem; }
.row { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }
.row-between { justify-content: space-between; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.25rem; }
.card-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.card-header h2 { margin: 0; }
.card.highlight { border-color: var(--ys-yellow); background: var(--ys-yellow-light); }
.card.live { border-color: var(--ys-blue-dark); box-shadow: 0 0 0 3px var(--ys-blue-light); }

.stat { display: flex; flex-direction: column; gap: 0.15rem; border-top: 4px solid var(--ys-blue-light); }
.stat-value { font-size: 1.8rem; font-weight: 700; line-height: 1.1; color: var(--ys-blue-dark); }
.stat-label { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; }

.empty { color: var(--muted); padding: 1.5rem; text-align: center; border: 1px dashed var(--ys-blue-light); border-radius: var(--radius); background: var(--surface); }

/* ------------------------------------------------------------ tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; background: var(--surface); }
th, td { text-align: left; padding: 0.7rem 0.75rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ys-blue-dark); font-weight: 600; background: var(--ys-blue-lighter); }
tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--bg); }
.card table { margin: 0 -1.25rem; width: calc(100% + 2.5rem); }
.card table th:first-child, .card table td:first-child { padding-left: 1.25rem; }
.card table th:last-child, .card table td:last-child { padding-right: 1.25rem; }
.card.highlight table { background: transparent; }
.card.highlight th { background: rgba(255, 255, 255, 0.55); }
.card.highlight tbody tr:hover td { background: rgba(255, 255, 255, 0.45); }

/* ----------------------------------------------------------- badges */
.badge { display: inline-block; padding: 0.15rem 0.55rem; border-radius: 999px; font-size: 0.78rem; font-weight: 600; white-space: nowrap; background: #eef1f5; color: #3c465a; }
.badge-created { background: var(--ys-blue-lighter); color: var(--ys-blue-dark); }
.badge-waiting_approval { background: var(--ys-yellow-light); color: #7a5a00; }
.badge-accepted { background: var(--ys-blue-light); color: var(--ys-blue-dark); }
.badge-planned { background: var(--ys-blue-dark); color: var(--ys-white); }
.badge-delayed { background: var(--danger-light); color: var(--danger); }
.badge-finished { background: var(--success-light); color: var(--success); }
.badge-refused { background: #eef1f5; color: var(--muted); text-decoration: line-through; }
.badge-outdated { background: #eef1f5; color: var(--muted); }
.badge-live { background: var(--ys-yellow); color: var(--ys-blue-dark); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }

/* ---------------------------------------------------------- buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; padding: 0.55rem 1rem; border-radius: 8px; border: 1px solid transparent; font: inherit; font-weight: 600; font-size: 0.95rem; cursor: pointer; background: var(--ys-yellow); color: var(--ys-blue-dark); transition: background 0.15s, box-shadow 0.15s; }
.btn:hover { background: var(--ys-yellow-dark); text-decoration: none; }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--ys-blue-light); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-secondary { background: var(--ys-white); color: var(--ys-blue-dark); border-color: var(--ys-blue-light); }
.btn-secondary:hover { background: var(--ys-blue-lighter); }
.btn-ghost { background: transparent; color: var(--ys-blue-dark); }
.btn-ghost:hover { background: var(--ys-blue-lighter); }
.btn-accent, .btn-success { background: var(--ys-blue-dark); color: var(--ys-white); }
.btn-accent:hover, .btn-success:hover { background: var(--ys-blue-darker); }
.btn-danger { background: var(--danger); color: var(--ys-white); }
.btn-danger:hover { background: #8f1e18; }
.btn-outline-danger { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn-outline-danger:hover { background: var(--danger-light); }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.85rem; }
.btn-lg { padding: 0.8rem 1.5rem; font-size: 1.05rem; }
.btn-block { width: 100%; }
form.inline { display: inline; }
.actions { display: flex; gap: 0.6rem; flex-wrap: wrap; align-items: center; }

/* ------------------------------------------------------------- forms */
.form-grid { display: grid; gap: 1rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 0.3rem; margin-bottom: 1rem; }
.field label { font-weight: 600; font-size: 0.9rem; color: var(--ys-blue-dark); }
.field .help { color: var(--muted); font-size: 0.82rem; }
.field .errorlist { margin: 0; padding: 0; list-style: none; color: var(--danger); font-size: 0.85rem; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--danger); }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="date"], input[type="time"], input[type="tel"], select, textarea {
  width: 100%; padding: 0.55rem 0.7rem; border: 1px solid #bcd3e0; border-radius: 8px; font: inherit; background: var(--ys-white); color: var(--text);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--ys-blue-dark); box-shadow: 0 0 0 3px var(--ys-blue-light); }
textarea { resize: vertical; min-height: 90px; }
input[type="file"] { font: inherit; }
.errorlist.nonfield { list-style: none; margin: 0 0 1rem; padding: 0.75rem 1rem; background: var(--danger-light); color: var(--danger); border-radius: 8px; }
.radio-cards { display: grid; gap: 1rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 560px) { .radio-cards { grid-template-columns: 1fr; } }
.radio-card { position: relative; display: block; padding: 1.25rem; border: 2px solid var(--border); border-radius: var(--radius); background: var(--surface); cursor: pointer; transition: border-color 0.15s, box-shadow 0.15s; }
.radio-card:hover { border-color: var(--ys-blue-light); }
.radio-card input { position: absolute; opacity: 0; }
.radio-card:has(input:checked) { border-color: var(--ys-blue-dark); box-shadow: 0 0 0 3px var(--ys-blue-light); background: var(--ys-blue-lighter); }
.radio-card strong { display: block; font-size: 1.1rem; margin-bottom: 0.25rem; color: var(--ys-blue-dark); }
.radio-card .icon { font-size: 1.8rem; margin-bottom: 0.5rem; display: block; }
.formset-item { position: relative; padding: 1.25rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg); margin-bottom: 1rem; }
.formset-item h3 { margin-bottom: 1rem; }
.formset-item .remove { position: absolute; top: 0.75rem; right: 0.75rem; }

/* ------------------------------------------------------------ alerts */
.messages { margin-bottom: 1.25rem; }
.alert { padding: 0.75rem 1rem; border-radius: 8px; margin-bottom: 0.5rem; border: 1px solid transparent; font-size: 0.95rem; }
.alert-success { background: var(--success-light); color: var(--success); border-color: #bfe5cf; }
.alert-info, .alert-debug { background: var(--ys-blue-lighter); color: var(--ys-blue-dark); border-color: var(--ys-blue-light); }
.alert-warning { background: var(--ys-yellow-light); color: #7a5a00; border-color: var(--ys-yellow); }
.alert-error { background: var(--danger-light); color: var(--danger); border-color: #f2c2be; }

/* ------------------------------------------------------------- login */
.auth-page { display: grid; place-items: center; min-height: 100vh; padding: 2rem 1rem; background: linear-gradient(160deg, var(--ys-blue-light), var(--bg) 65%); }
.auth-card { width: 100%; max-width: 420px; }
.auth-card .card { border-top: 4px solid var(--ys-yellow); }
.auth-card .brand { justify-content: center; margin-bottom: 1.5rem; font-size: 1.15rem; color: var(--ys-blue-dark); }

/* ------------------------------------------------------- definition list */
dl.details { display: grid; grid-template-columns: max-content 1fr; gap: 0.4rem 1.25rem; margin: 0; }
dl.details dt { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.03em; padding-top: 0.15rem; }
dl.details dd { margin: 0; }
@media (max-width: 560px) { dl.details { grid-template-columns: 1fr; gap: 0.1rem; } dl.details dd { margin-bottom: 0.6rem; } }

/* ------------------------------------------------------------ filters */
.filters { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 1rem; }
.filters a { padding: 0.35rem 0.75rem; border-radius: 999px; border: 1px solid var(--ys-blue-light); background: var(--surface); color: var(--ys-blue-dark); font-size: 0.85rem; font-weight: 500; }
.filters a:hover { text-decoration: none; background: var(--ys-blue-lighter); }
.filters a.active { background: var(--ys-blue-dark); border-color: var(--ys-blue-dark); color: var(--ys-white); }
.filters .count { opacity: 0.7; margin-left: 0.25rem; }

/* ----------------------------------------------------------- calendar */
.calendar { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; }
.calendar .weekday { text-align: center; font-size: 0.78rem; text-transform: uppercase; color: var(--ys-blue-dark); font-weight: 600; padding: 0.25rem 0; }
.calendar .day { min-height: 96px; padding: 0.4rem; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); display: flex; flex-direction: column; gap: 0.25rem; }
.calendar .day.other { background: var(--bg); color: #aab6c5; }
.calendar .day.today { border-color: var(--ys-yellow); box-shadow: inset 0 0 0 2px var(--ys-yellow); }
.calendar .day.today .day-number { color: var(--ys-blue-dark); }
.calendar .day-number { font-size: 0.8rem; font-weight: 600; }
.calendar .event { display: block; font-size: 0.75rem; padding: 0.2rem 0.4rem; border-radius: 6px; border-left: 3px solid var(--ys-blue-dark); background: var(--ys-blue-lighter); color: var(--ys-blue-dark); line-height: 1.3; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.calendar .event:hover { background: var(--ys-blue-dark); color: var(--ys-white); text-decoration: none; }
@media (max-width: 720px) { .calendar .day { min-height: 60px; } .calendar .event { font-size: 0.68rem; } }

/* ---------------------------------------------------------- live task */
.timer { font-size: 2.4rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: 0.02em; color: var(--ys-blue-dark); }
.progress { height: 8px; background: var(--ys-blue-lighter); border-radius: 999px; overflow: hidden; }
.progress > span { display: block; height: 100%; background: var(--primary); transition: width 1s linear; }
.photos { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.photos img { width: 120px; height: 120px; object-fit: cover; border-radius: 8px; border: 1px solid var(--border); }