:root {
  --primary: #204492;
  --accent: #0f172a;
  --bg: #f1f5f9;
  --card-bg: #ffffff;
  --font: 'Inter', sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--accent);
}

.topbar {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  padding: 1rem 1.25rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

h1 { margin: 0; }
h2 { margin-top: 0; }
.subtitle { margin: .2rem 0 0; opacity: .9; }
.subtitle.dark { color: #334155; opacity: 1; }
.branding { display: flex; align-items: center; gap: .75rem; }

.layout {
  padding: 1rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 1rem;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
}

.full-span { grid-column: 1 / -1; }
.form-grid { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.single-column { grid-template-columns: 1fr; }
.full-width { grid-column: 1 / -1; }
label { display: flex; flex-direction: column; gap: .35rem; font-weight: 600; font-size: .92rem; }
input, select, textarea {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: .6rem;
  font: inherit;
}

.btn {
  border: none;
  border-radius: 8px;
  padding: .65rem .9rem;
  cursor: pointer;
  background: #e2e8f0;
  color: #0f172a;
  font-weight: 700;
}

.btn.primary {
  background: var(--primary);
  color: #fff;
}

.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 700px; }
th, td { border-bottom: 1px solid #e2e8f0; padding: .6rem; text-align: left; }

dialog {
  border: none;
  border-radius: 12px;
  width: min(95vw, 440px);
}
.modal-form { display: grid; gap: .75rem; }
.modal-actions { display: flex; justify-content: flex-end; gap: .6rem; }

.login-layout {
  min-height: calc(100vh - 90px);
  place-items: center;
}

.login-card {
  width: min(100%, 420px);
}

.company-logo {
  width: 120px;
  height: 120px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-weight: 800;
}

.error {
  background: #fee2e2;
  color: #991b1b;
  padding: .6rem;
  border-radius: 8px;
}

.helper {
  margin: .75rem 0 0;
  font-size: .85rem;
  color: #475569;
}

.actions-row {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: .75rem;
  align-items: center;
  margin-bottom: .75rem;
  flex-wrap: wrap;
}

td input[type="datetime-local"] {
  width: 100%;
  min-width: 180px;
}

@media (max-width: 768px) {
  .topbar { flex-direction: column; align-items: flex-start; }
  table { min-width: 560px; }
}

.btn2 {
    padding: .55rem .6rem;
    background: #e2e8f0;
    color: #0f172a;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
}

.btn:hover {
    background: #d1d5db;
}