@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg: #0a0a0a;
  --card-bg: #131313;
  --card-border: #232323;
  --text: #f5f5f5;
  --text-muted: #8a8a8a;
  --input-bg: #0a0a0a;
  --input-border: #2a2a2a;
  --white-btn-bg: #ffffff;
  --white-btn-text: #0a0a0a;
  --dark-btn-bg: #1a1a1a;
  --dark-btn-border: #2e2e2e;
  --accent: #f5f5f5;
  --green: #4ade80;
  --green-bg: rgba(74, 222, 128, 0.12);
  --blue: #818cf8;
  --blue-bg: rgba(129, 140, 248, 0.12);
  --radius: 12px;
}

* { box-sizing: border-box; }
html, body {
  background: var(--bg);
  color: var(--text);
}
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.01em;
}
a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--text-muted); }

.container { max-width: 1000px; margin: 0 auto; padding: 32px 24px 64px; }

.page-header { padding: 36px 0 8px; }
.page-header h1 { margin: 0; font-size: 22px; font-weight: 700; letter-spacing: -0.02em; }
.page-header p { margin: 6px 0 0; color: var(--text-muted); font-size: 14px; }

h1, h2, h3 { color: var(--text); font-weight: 700; letter-spacing: -0.02em; }
h1 { font-size: 26px; }
h2 { font-size: 17px; margin: 0 0 6px; }
h3 { font-size: 14px; }
p { color: var(--text-muted); line-height: 1.6; font-size: 14px; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
}

.logo-mark {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--dark-btn-bg);
  border: 1px solid var(--dark-btn-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 28px;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 20px;
}

label { font-size: 13px; font-weight: 500; color: var(--text-muted); display: block; margin-bottom: 6px; }

input, select {
  font-size: 15px;
  padding: 13px 16px;
  border-radius: 10px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--text);
  width: 100%;
  font-family: inherit;
}
input::placeholder { color: #555; }
input:focus, select:focus {
  outline: none;
  border-color: #4a4a4a;
}

button {
  font-size: 14px;
  padding: 13px 22px;
  border-radius: 10px;
  border: 1px solid var(--dark-btn-border);
  background: var(--dark-btn-bg);
  color: var(--text);
  cursor: pointer;
  font-weight: 500;
  font-family: inherit;
  transition: all 0.15s ease;
  width: 100%;
}
button:hover { background: #222; border-color: #3a3a3a; }
button:disabled { opacity: 0.4; cursor: not-allowed; }
button:disabled:hover { background: var(--dark-btn-bg); border-color: var(--dark-btn-border); }

button.primary {
  background: var(--white-btn-bg);
  color: var(--white-btn-text);
  border: none;
  font-weight: 600;
}
button.primary:hover { background: #e2e2e2; }

button.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--dark-btn-border);
  width: auto;
}
button.secondary:hover { background: var(--dark-btn-bg); }

button.danger {
  background: transparent;
  color: #f87171;
  border: 1px solid #3a1f1f;
  width: auto;
}
button.danger:hover { background: rgba(248,113,113,0.08); }

button.ghost {
  background: transparent;
  border: none;
  width: auto;
  color: var(--text-muted);
  font-size: 13px;
  padding: 8px 14px;
}
button.ghost:hover { color: var(--text); background: var(--dark-btn-bg); }

.error { color: #f87171; margin-top: 12px; font-size: 13px; }
.hint { color: var(--text-muted); font-size: 13px; margin-top: 8px; }

table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { border: 1px solid var(--card-border); padding: 12px 8px; text-align: center; }
th { background: #161616; color: var(--text-muted); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; }
td { color: var(--text); }

.cell {
  cursor: pointer;
  user-select: none;
  padding: 16px 6px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 13px;
  border: 1px solid var(--card-border);
  transition: all 0.12s ease;
  color: var(--text-muted);
  background: #161616;
}
.cell:hover { border-color: #4a4a4a; }
.cell.selected.matin { background: var(--green-bg); color: var(--green); border-color: rgba(74,222,128,0.35); }
.cell.selected.soir { background: var(--blue-bg); color: var(--blue); border-color: rgba(129,140,248,0.35); }

.legend { display: flex; gap: 22px; flex-wrap: wrap; margin: 16px 0; }
.legend .item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); }
.legend .swatch { display: inline-block; width: 14px; height: 14px; border-radius: 4px; }

.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 999px;
  letter-spacing: 0.02em;
}
.badge.matin { background: var(--green-bg); color: var(--green); }
.badge.soir { background: var(--blue-bg); color: var(--blue); }
.badge.muted { background: #1c1c1c; color: var(--text-muted); }

.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; gap: 14px; flex-wrap: wrap; }
.topbar .week-label { font-weight: 600; font-size: 15px; color: var(--text); }

.toolbar-group { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.toolbar-group button { width: auto; }

.field-row { display: flex; gap: 16px; flex-wrap: wrap; align-items: end; margin-bottom: 6px; }
.field { min-width: 200px; flex: 1; }
.field.checkbox { display: flex; align-items: center; gap: 8px; min-width: auto; flex: none; padding-bottom: 12px; }
.field.checkbox input { width: auto; }
.field.checkbox label { margin: 0; }

.actions-row { display: flex; gap: 10px; margin-top: 16px; }
.actions-row button { width: auto; }

.section-intro { margin-top: -2px; margin-bottom: 18px; max-width: 640px; }
.divider { border: none; border-top: 1px solid var(--card-border); margin: 24px 0; }

.empty-state { text-align: center; color: var(--text-muted); padding: 36px 10px; font-size: 14px; border: 1px dashed var(--card-border); border-radius: var(--radius); }

.muted-link { color: var(--text-muted); font-size: 13px; }
.muted-link a { color: var(--text); }

.center-col { display: flex; flex-direction: column; align-items: center; text-align: center; }

.navbar {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--card-border);
  margin-top: 24px;
}
.navbar a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  padding: 12px 18px;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.navbar a:hover { color: var(--text); }
.navbar a.active { color: var(--text); border-bottom-color: var(--text); }

/* --- Mobile --- */
@media (max-width: 640px) {
  .container { padding: 18px 14px 48px; }
  .page-header { padding: 22px 0 6px; }
  .page-header h1 { font-size: 19px; }
  .page-header p { font-size: 13px; }
  h1 { font-size: 21px; }
  h2 { font-size: 16px; }
  .card { padding: 18px; border-radius: 10px; }

  .topbar { flex-direction: column; align-items: stretch; gap: 10px; }
  .topbar .week-label { text-align: center; order: -1; }
  .toolbar-group { justify-content: stretch; }
  .toolbar-group button, .toolbar-group a { flex: 1; }
  .toolbar-group a button { width: 100%; }

  .actions-row { flex-direction: column; }
  .actions-row button { width: 100%; }

  .field-row { flex-direction: column; align-items: stretch; }
  .field { min-width: 0; }

  /* Tableaux: défilement horizontal plutôt qu'écrasement */
  .table-scroll-wrap { position: relative; }
  .table-scroll-wrap .scroll-pane {
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }
  .table-scroll-wrap .scroll-pane table { display: block; overflow-x: visible; white-space: nowrap; }
  .scroll-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
    z-index: 5;
    padding: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.5);
  }
  .scroll-arrow.left { left: -6px; }
  .scroll-arrow.right { right: -6px; }
  .scroll-arrow:disabled { opacity: 0.25; }
  table { font-size: 13px; }
  th, td { padding: 8px 6px; }
  .cell { padding: 12px 4px; font-size: 12px; min-width: 64px; }

  .navbar { overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }
  .navbar a { padding: 10px 14px; }

  .legend { gap: 12px; font-size: 12px; }

  .center-col > div[style*="display:flex"] { gap: 14px !important; }
  #cdDays, #cdHours, #cdMin, #cdSec { font-size: 26px !important; }
}