:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --border: #dfe3e8;
  --text: #1f2430;
  --muted: #6b7280;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --danger: #dc2626;
  --success: #16a34a;
  --info: #0891b2;
  --warn: #d97706;
  --radius: 6px;
}

* { box-sizing: border-box; }

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

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

header.topbar {
  background: #111827;
  color: #f9fafb;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
}

header.topbar a { color: #f9fafb; }

header.topbar nav a {
  margin-right: 1.25rem;
  font-weight: 500;
}

header.topbar nav a.active { text-decoration: underline; }

header.topbar .brand { font-weight: 700; margin-right: 2rem; }

header.topbar .user-info { font-size: 0.9rem; color: #cbd5e1; }

main {
  max-width: 1200px;
  margin: 1.5rem auto;
  padding: 0 1.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

h1, h2, h3 { margin-top: 0; }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
}

th, td {
  text-align: left;
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}

th { background: #f0f2f5; font-weight: 600; }

tr:hover td { background: #f9fafb; }

.table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
}

form.inline { display: inline; }

label { display: block; font-weight: 600; margin: 0.75rem 0 0.25rem; font-size: 0.9rem; }

input[type=text], input[type=email], input[type=password], input[type=date],
input[type=number], input[type=file], select, textarea {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
}

textarea { min-height: 5rem; }

.checkbox-row { display: flex; align-items: center; gap: 0.5rem; margin: 0.75rem 0; }
.checkbox-row input { width: auto; }
.checkbox-row label { margin: 0; font-weight: 500; }

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.92rem;
}

.btn:hover { background: var(--primary-dark); text-decoration: none; }

.btn.secondary { background: #fff; color: var(--text); border-color: var(--border); }
.btn.secondary:hover { background: #f3f4f6; }

.btn.danger { background: var(--danger); border-color: var(--danger); }

.actions { margin-top: 1rem; display: flex; gap: 0.5rem; }

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: #e5e7eb;
  color: #374151;
}

.badge.review { background: #fef3c7; color: #92400e; }
.badge.open { background: #dbeafe; color: #1e40af; }
.badge.done { background: #dcfce7; color: #166534; }
.badge.cancelled { background: #f3f4f6; color: #9ca3af; }

.filters { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: end; margin-bottom: 1rem; }
.filters > div { min-width: 160px; }
.filters label { margin-top: 0; }

.flash {
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.92rem;
}
.flash.success { background: #dcfce7; color: #166534; }
.flash.danger { background: #fee2e2; color: #991b1b; }
.flash.info { background: #e0f2fe; color: #075985; }

.muted { color: var(--muted); font-size: 0.88rem; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1.5rem; }

.field-errors { color: var(--danger); font-size: 0.85rem; margin: 0.15rem 0 0; }

.mask-toggle { font-size: 0.8rem; margin-left: 0.4rem; }

@media (max-width: 700px) {
  .grid-2 { grid-template-columns: 1fr; }
  header.topbar { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}