:root {
  --primary: #c8102e;
  --primary-dark: #8c0b20;
  --primary-tint: #fbe7ea;
  --bg: #ffffff;
  --card-bg: #ffffff;
  --card-bg-subtle: #f5f5f5;
  --border: #dcdcdc;
  --text: #111111;
  --text-soft: #333333;
  --hint: #5c5c5c;
  --danger: #c8102e;
  --danger-bg: #fbe7ea;
  --warning: #111111;
  --warning-bg: #ececec;
  --input-bg: #ffffff;
  --success: #111111;
  --success-bg: #ececec;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --primary: #ff3b52;
    --primary-dark: #b8102c;
    --primary-tint: #34161a;
    --bg: #0a0a0a;
    --card-bg: #161616;
    --card-bg-subtle: #131313;
    --border: #2c2c2c;
    --text: #f5f5f5;
    --text-soft: #d4d4d4;
    --hint: #a3a3a3;
    --danger: #ff3b52;
    --danger-bg: #34161a;
    --warning: #f5f5f5;
    --warning-bg: #242424;
    --input-bg: #1c1c1c;
    --success: #f5f5f5;
    --success-bg: #242424;
  }
}
:root[data-theme="dark"] {
  --primary: #ff3b52;
  --primary-dark: #b8102c;
  --primary-tint: #34161a;
  --bg: #0a0a0a;
  --card-bg: #161616;
  --card-bg-subtle: #131313;
  --border: #2c2c2c;
  --text: #f5f5f5;
  --text-soft: #d4d4d4;
  --hint: #a3a3a3;
  --danger: #ff3b52;
  --danger-bg: #34161a;
  --warning: #f5f5f5;
  --warning-bg: #242424;
  --input-bg: #1c1c1c;
  --success: #f5f5f5;
  --success-bg: #242424;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  background: var(--primary-dark);
  color: white;
  padding: 14px 20px;
  padding-top: calc(14px + env(safe-area-inset-top, 0px));
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 10;
}
.topbar h1 { font-size: 18px; margin: 0; font-weight: 700; letter-spacing: -0.01em; }

#main-nav { display: flex; gap: 8px; flex-wrap: wrap; }
.nav-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.35);
  color: white;
  padding: 8px 14px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
}
.nav-btn:hover { background: rgba(255,255,255,0.1); }
.nav-btn.active { background: var(--primary); border-color: var(--primary); }
.nav-btn:focus-visible { outline: 2px solid white; outline-offset: 2px; }

#app-root { max-width: 900px; margin: 0 auto; padding: 20px; padding-block: 20px calc(40px + env(safe-area-inset-bottom, 0px)); }

.view { display: none; }
.view.active { display: block; }

.view-intro { margin: 0 0 18px; color: var(--hint); font-size: 14px; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 20px;
}
.card.subtle { background: var(--card-bg-subtle); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.grid-inline { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; align-items: end; }

@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.field label { font-size: 13px; font-weight: 600; color: var(--text-soft); }

input, select {
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  background: var(--input-bg);
  color: var(--text);
  font-family: inherit;
}

.btn-primary, .btn-secondary {
  padding: 10px 16px;
  border-radius: 7px;
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--card-bg-subtle); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { filter: brightness(0.97); }
.btn-secondary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary:focus-visible, .btn-secondary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  color: var(--text);
}

.hint { font-size: 13px; color: var(--hint); margin-left: 8px; }
.hidden { display: none !important; }

.total-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: var(--primary-tint);
  border-radius: 8px;
  font-size: 18px;
  margin: 16px 0;
  font-variant-numeric: tabular-nums;
}

.actions { display: flex; gap: 10px; flex-wrap: wrap; }

.list { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.list-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  background: var(--card-bg);
}
.list-item .meta { font-size: 13px; color: var(--hint); line-height: 1.5; }
.list-item .badge {
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}
.badge.pendiente { background: var(--warning-bg); color: var(--warning); }
.badge.aceptado, .badge.completado { background: var(--success-bg); color: var(--success); }
.badge.rechazado { background: var(--danger-bg); color: var(--danger); }

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

.placeholder-note {
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 18px;
  color: var(--hint);
  font-size: 14px;
  background: var(--card-bg-subtle);
}

/* ---- Calendario ---- */
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.cal-dow {
  font-size: 12px;
  font-weight: 700;
  color: var(--hint);
  text-align: center;
  padding-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.cal-day {
  min-height: 62px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px;
  font-size: 13px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-start;
  background: var(--card-bg);
  color: var(--text);
  font-family: inherit;
  cursor: pointer;
  text-align: left;
  width: 100%;
}
button.cal-day:hover { border-color: var(--primary); background: var(--card-bg-subtle); }
button.cal-day:focus-visible { outline: 2px solid var(--primary); outline-offset: 1px; }
.cal-day.muted { opacity: 0.4; cursor: default; }
.cal-num { font-weight: 600; }
.cal-event {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 5px;
  border-radius: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
/* Un color por vehículo, para ver de un vistazo quién está ocupado cada día */
.cal-event-v1 { background: var(--primary-tint); color: var(--primary); }
.cal-event-v2 { background: var(--text); color: var(--bg); }
.cal-event-v3 { background: var(--warning-bg); color: var(--warning); }
.cal-event-v4 { background: var(--bg); color: var(--primary); border: 1px solid var(--primary); }

.cal-legend { display: flex; gap: 16px; flex-wrap: wrap; }
.cal-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-soft);
}
.cal-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.cal-dot-v1 { background: var(--primary); }
.cal-dot-v2 { background: var(--text); }
.cal-dot-v3 { background: var(--warning); }
.cal-dot-v4 { background: var(--bg); border: 2px solid var(--primary); }

/* ---- Ventana flotante del calendario ---- */
#cal-day-dialog {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  width: min(440px, calc(100vw - 40px));
  background: var(--card-bg);
  color: var(--text);
  box-shadow: 0 12px 32px rgba(0,0,0,0.25);
}
#cal-day-dialog::backdrop { background: rgba(0,0,0,0.5); }
.dialog-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.dialog-head h3 { margin: 0; font-size: 16px; }

@media (max-width: 640px) {
  .cal-day { min-height: 44px; font-size: 11px; }
  .cal-dow { font-size: 10px; }
}