:root {
  --bg: #0f1419;
  --surface: #1a222c;
  --surface-2: #243040;
  --border: #334155;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --primary: #0ea5e9;
  --primary-hover: #0284c7;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
  --radius: 10px;
  --font: system-ui, -apple-system, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 0.9rem; }
.error { color: #fecaca; }
.hint { display: block; color: var(--muted); font-size: 0.8rem; margin-top: 4px; }

.view { min-height: 100vh; }
.login-card {
  max-width: 420px;
  margin: 10vh auto;
  padding: 28px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.topbar-actions { display: flex; gap: 8px; align-items: center; }
.tabs {
  display: flex;
  gap: 4px;
  padding: 12px 20px 0;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}
.tab {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  font: inherit;
}
.tab.active {
  color: var(--text);
  border-bottom-color: var(--primary);
}
main { padding: 20px; max-width: 1200px; margin: 0 auto; }

label { display: block; margin-bottom: 12px; font-size: 0.9rem; }
label.inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-right: 12px;
}
input, select {
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
}
.grid-form { display: grid; gap: 4px; max-width: 520px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }

.btn {
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  padding: 9px 14px;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
}
.btn:hover { filter: brightness(1.08); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #041018; font-weight: 600; }
.btn.primary:hover { background: var(--primary-hover); }
.btn.danger { color: #fecaca; border-color: #7f1d1d; }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.status-box {
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  margin-bottom: 16px;
}
.status-box.ok { border-color: #166534; background: #052e16; }
.status-box.warn { border-color: #92400e; background: #451a03; }

.flash {
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 14px;
  background: #0c4a6e;
  border: 1px solid #0369a1;
}
.flash.error { background: #450a0a; border-color: #7f1d1d; color: #fecaca; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--surface-2);
}
.badge.done { background: #14532d; }
.badge.failed, .badge.blocked { background: #7f1d1d; }
.badge.pending, .badge.processing { background: #854d0e; }
.badge.paid { background: #14532d; }
.badge.unpaid, .badge.partial { background: #854d0e; }
.badge.new, .badge.preparing, .badge.ready { background: #1e3a5f; }
.totals-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  padding: 10px 0 0;
  font-size: 0.92rem;
}
.totals-bar strong { color: var(--text); }
.actions-cell { white-space: nowrap; }
.actions-cell .btn { margin: 2px 0; }
.pay-select { width: 120px; margin: 0 6px 0 0; display: inline-block; }

@media (max-width: 720px) {
  main { padding: 12px; }
  .topbar { flex-direction: column; align-items: flex-start; }
}