:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1f2430;
  --muted: #6b7280;
  --line: #e3e6eb;
  --accent: #2f5d8a;
  --accent-soft: #e6eef6;
  --ok: #1d7a46;
  --ok-bg: #e7f5ec;
  --err: #b42318;
  --err-bg: #fdecea;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* En-tête */
.top { background: var(--accent); color: #fff; }
.top-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding-top: 10px; padding-bottom: 10px; }
.brand { color: #fff; font-weight: 600; text-decoration: none; font-size: 17px; }
nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
nav a, nav .linkish { color: #fff; text-decoration: none; padding: 6px 10px; border-radius: 6px; opacity: .85; font-size: 14px; }
nav a:hover, nav .linkish:hover { opacity: 1; background: rgba(255,255,255,.12); }
nav a.on { opacity: 1; background: rgba(255,255,255,.2); }
.linkish { background: none; border: 0; font: inherit; cursor: pointer; }
form.inline { display: inline; margin: 0; }

main.wrap { padding-top: 20px; padding-bottom: 20px; }
.foot { color: var(--muted); font-size: 13px; padding-bottom: 24px; }

/* Cartes */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin-bottom: 18px; }
.card.narrow { max-width: 440px; margin-left: auto; margin-right: auto; }
h1 { font-size: 21px; margin: 0 0 14px; }
h2 { font-size: 18px; margin: 0 0 12px; }
h3 { font-size: 15px; margin: 22px 0 8px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
code { background: var(--accent-soft); padding: 1px 5px; border-radius: 4px; }

/* Formulaires */
label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 12px; }
input, select, textarea {
  display: block; width: 100%; margin-top: 4px;
  font: inherit; font-size: 16px; color: var(--text);
  padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
label.check { display: flex; align-items: center; gap: 8px; font-size: 15px; color: var(--text); font-weight: 500; }
label.check input { width: auto; margin: 0; }

.grid-form { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 14px; }
.grid-form .wide { grid-column: 1 / -1; }
.grid-form > *, input, select { min-width: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }

.btn {
  display: inline-block; font: inherit; font-size: 15px; font-weight: 600;
  padding: 10px 18px; border-radius: 8px; border: 1px solid var(--accent);
  background: var(--accent); color: #fff; cursor: pointer; text-decoration: none;
}
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: #fff; color: var(--accent); }
.btn.danger { background: #fff; color: var(--err); border-color: var(--err); }
.danger-zone { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line); }

/* Messages */
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; }
.flash.ok { background: var(--ok-bg); color: var(--ok); }
.flash.err { background: var(--err-bg); color: var(--err); }

/* Statistiques */
.stats { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.stats > div { flex: 1 1 140px; background: var(--accent-soft); border-radius: 8px; padding: 12px 14px; }
.stats .big { display: block; font-size: 24px; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; }
.stats span:last-child { font-size: 13px; color: var(--muted); }

.month-nav { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.month-nav h2 { margin: 0; }
.month-nav a { text-decoration: none; font-size: 20px; padding: 4px 12px; border-radius: 8px; color: var(--accent); background: var(--accent-soft); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.chip { font-size: 13px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); text-decoration: none; color: var(--text); }
.chip.on, .chip:hover { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }

/* Tableaux */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
tfoot th { color: var(--text); font-size: 14px; text-transform: none; border-top: 2px solid var(--line); }
td a { color: var(--accent); }
tr.inactive td { color: var(--muted); }
tr.editing td { background: var(--accent-soft); }
td { font-variant-numeric: tabular-nums; }

td.act { text-align: right; white-space: nowrap; }
a.edit { display: inline-block; padding: 6px 12px; border: 1px solid var(--accent); border-radius: 6px; text-decoration: none; font-size: 13px; font-weight: 600; }
a.edit:hover { background: var(--accent-soft); }

/* Tablette (portrait) : les longs tableaux deviennent des fiches sur 2 colonnes */
@media (max-width: 960px) {
  table.detail thead { display: none; }
  table.detail, table.detail tbody { display: block; width: 100%; }
  table.detail tbody tr {
    display: grid; grid-template-columns: 1fr 1fr; gap: 2px 16px;
    border: 1px solid var(--line); border-radius: 8px; margin-bottom: 10px; padding: 8px 6px;
  }
  table.detail td { border: 0; padding: 4px 8px; display: flex; gap: 10px; }
  table.detail td[data-l]::before { content: attr(data-l); flex: 0 0 95px; color: var(--muted); font-size: 12px; text-transform: uppercase; padding-top: 2px; }
  table.detail td.act { grid-column: 1 / -1; justify-content: flex-end; }
  table.detail td[data-l]:empty { display: none; }
  table.detail tr.editing { display: block; }
  table.detail tr.editing td { display: block; }
}

/* Smartphone */
@media (max-width: 720px) {
  .grid-form { grid-template-columns: 1fr 1fr; }
  .card { padding: 16px; }
  nav a, nav .linkish { padding: 9px 10px; }

  table thead { display: none; }
  table, tbody, tr, td, tfoot { display: block; width: 100%; }
  tbody tr, table.detail tbody tr { display: block; border: 1px solid var(--line); border-radius: 8px; margin-bottom: 10px; padding: 6px 4px; }
  td, table.detail td { border: 0; padding: 4px 10px; display: flex; gap: 10px; }
  td[data-l]::before { content: attr(data-l); flex: 0 0 95px; color: var(--muted); font-size: 12px; text-transform: uppercase; padding-top: 2px; }
  td.act { justify-content: flex-end; padding-top: 6px; }
  td[data-l]:empty { display: none; }
  a.edit { padding: 9px 16px; font-size: 14px; }
  tr.editing td { display: block; }
  tfoot tr { display: flex; flex-wrap: wrap; gap: 10px; padding: 8px 4px; }
  tfoot th { border: 0; padding: 0 6px; }
  tfoot th:empty { display: none; }
}

@media (max-width: 330px) {
  .grid-form { grid-template-columns: 1fr; }
}