:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #1f2933;
  --muted: #667085;
  --line: #d9dee7;
  --accent: #f7c411;
  --accent-dark: #111111;
  --danger: #b42318;
  --warn: #b54708;
  --ok: #067647;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", system-ui, sans-serif; color: var(--text); background: var(--bg); line-height: 1.45; }
a { color: inherit; }

.login-page { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.login-card, .panel, .summary, .topbar, .toolbar { background: var(--card); border: 1px solid var(--line); border-radius: 14px; }
.login-card { width: min(100%, 400px); padding: 1.5rem; box-shadow: 0 10px 30px rgba(16,24,40,.08); }
.login-card h1 { margin: 0 0 .25rem; font-size: 1.5rem; }
.muted { color: var(--muted); margin: 0 0 1rem; }

label { display: block; font-size: .9rem; margin-bottom: .35rem; }
input, select, textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 10px; padding: .65rem .85rem; font: inherit;
}
textarea { min-height: 80px; resize: vertical; }

button, .btn-secondary, .btn-primary {
  border: 0; border-radius: 10px; padding: .65rem 1rem; font: inherit; cursor: pointer;
  text-decoration: none; display: inline-flex; align-items: center; justify-content: center; font-weight: 600;
}
button, .btn-primary { background: var(--accent); color: var(--accent-dark); }
.btn-secondary { background: #eef2f6; color: var(--text); }
.nav-active { outline: 2px solid var(--accent); }

.topbar, .toolbar { margin: 1rem; padding: 1rem 1.25rem; display: flex; gap: 1rem; justify-content: space-between; align-items: center; flex-wrap: wrap; }
.topbar h1 { margin: 0; font-size: 1.35rem; }
.topbar-actions, .toolbar-right, .date-nav { display: flex; gap: .5rem; align-items: end; flex-wrap: wrap; }
.date-form { display: flex; gap: .5rem; align-items: end; }
.date-form input { width: auto; }

.summary { margin: 0 1rem 1rem; padding: 1rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: .75rem; }
.stat strong { display: block; font-size: 1.25rem; }
.stat span { color: var(--muted); font-size: .82rem; }

.panel { margin: 0 1rem 1rem; padding: 1rem 1.25rem 1.25rem; }
.panel h2 { margin: 0 0 .85rem; font-size: 1.05rem; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { border-bottom: 1px solid var(--line); padding: .6rem .45rem; text-align: left; vertical-align: top; }
th { font-size: .75rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }

.room-num, .room-cat { display: block; color: var(--muted); font-size: .78rem; }
.pill { display: inline-block; border-radius: 999px; padding: .15rem .55rem; font-size: .78rem; font-weight: 600; background: #eef2f6; }
.pill-same_day_turnover { background: #fee4e2; color: var(--danger); }
.pill-departure_clean, .pill-arrival_preparation { background: #fffaeb; color: var(--warn); }
.pill-no_action { background: #ecfdf3; color: var(--ok); }
.pill-needs_manual_review { background: #f4ebff; color: #6941c6; }
.priority-high { color: var(--danger); font-weight: 800; margin-left: .25rem; }
.occ-confirmed { color: var(--ok); font-weight: 600; }
.occ-predicted { color: var(--warn); font-style: italic; }
.row-completed { opacity: .65; }
.row-overridden { outline: 2px solid #6941c6; outline-offset: -2px; }
.explanation { max-width: 320px; font-size: .88rem; }

.sync-status { margin: 0 1rem 1rem; padding: .65rem 1rem; border-radius: 10px; font-size: .9rem; }
.sync-status.live { background: #ecfdf3; color: var(--ok); }
.sync-status.cached { background: #fffaeb; color: var(--warn); }

.alert { margin: 0 1rem 1rem; padding: .85rem 1rem; border-radius: 12px; border: 1px solid transparent; }
.alert-error { background: #fef3f2; border-color: #fecdca; color: var(--danger); }
.alert-warn { background: #fffaeb; border-color: #fedf89; color: var(--warn); }
.alert-ok { background: #ecfdf3; border-color: #abefc6; color: var(--ok); }

.admin-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.admin-card { display: block; padding: 1rem; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; background: #fafbfc; }
.admin-card h2 { margin: 0 0 .35rem; font-size: 1rem; }
.proposal-card { border: 1px solid var(--line); border-radius: 10px; padding: .85rem; margin-bottom: .75rem; }
.sheet-preview { width: 100%; min-height: 720px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.source-from_igumbi { background: #ecfdf3; color: var(--ok); }
.source-missing { background: #fef3f2; color: var(--danger); }
.source-manual { background: #f4ebff; color: #6941c6; }
.source-calculated { background: #eff8ff; color: #175cd3; }
.source-suggested { background: #fffaeb; color: var(--warn); }
.source-conflict { background: #fee4e2; color: var(--danger); }
.inline-form input, .inline-form select { width: auto; display: inline-block; margin-right: .35rem; }
.filters { display: flex; gap: 1rem; margin-bottom: 1rem; flex-wrap: wrap; }
.filters label { margin: 0; }
.filters select { width: auto; min-width: 160px; }
.btn-complete { width: 2rem; height: 2rem; border-radius: 50%; padding: 0; }

@media (max-width: 640px) {
  .topbar, .toolbar, .summary, .panel, .alert, .sync-status { margin-left: .65rem; margin-right: .65rem; }
}

@media print {
  .topbar, .toolbar, .filters, .btn-complete, .sync-status { display: none !important; }
}