:root {
  --primary: #1f7a8c;
  --secondary: #f4f7fb;
  --accent: #0f172a;
  --muted: #5b6472;
  --danger: #b42318;
  --success: #067647;
  --warning: #b54708;
  --surface: #ffffff;
  --border: #d0d5dd;
  --shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  --font-family: "Montserrat", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-family);
  color: var(--accent);
  background:
    radial-gradient(circle at 20% 0%, rgba(31, 122, 140, 0.08), transparent 30%),
    radial-gradient(circle at 90% 20%, rgba(15, 23, 42, 0.07), transparent 25%),
    var(--secondary);
  min-height: 100vh;
}

a {
  color: inherit;
}

.app-shell {
  max-width: 1300px;
  margin: 0 auto;
  padding: 1.25rem;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
}

.brand-wrap h1 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
}

.brand-wrap p {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.content {
  margin-top: 1rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-h {
  padding: 1.1rem 1.2rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.card-b {
  padding: 1rem 1.2rem 1.2rem;
}

.grid {
  display: grid;
  gap: 0.8rem;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 960px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }
}

.label {
  margin-bottom: 0.35rem;
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
}

.input,
select.input,
textarea.input {
  width: 100%;
  padding: 0.62rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  font: inherit;
  color: var(--accent);
  background: #fff;
}

.input:focus,
select.input:focus,
textarea.input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(31, 122, 140, 0.15);
}

.btn {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.58rem 0.9rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.btn:disabled,
.btn.disabled {
  opacity: 0.55;
  pointer-events: none;
}

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

.btn-light {
  background: #fff;
  border-color: var(--border);
  color: var(--accent);
}

.btn-secondary {
  background: #eef4fb;
  border-color: #d5e2f0;
  color: #1f3551;
}

.btn-danger {
  background: #fef3f2;
  border-color: #fecdca;
  color: var(--danger);
}

.muted {
  color: var(--muted);
}

.chip,
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.chip {
  border: 1px solid var(--border);
  background: #fff;
}

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

.badge-warning {
  color: #7a2e0e;
  background: #fef0c7;
}

.tab-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tab-btn {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--accent);
  border-radius: 999px;
  padding: 0.5rem 0.95rem;
  font-weight: 700;
  cursor: pointer;
}

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

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.table th,
.table td {
  border-bottom: 1px solid #e8ebef;
  padding: 0.66rem 0.7rem;
  text-align: left;
  font-size: 0.9rem;
}

.table th {
  background: #f8fafc;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.table tbody tr:hover {
  background: #f6fbff;
}

.table tbody tr.selected {
  background: rgba(31, 122, 140, 0.11);
}

.auth-wrap {
  min-height: 80vh;
  display: grid;
  place-items: center;
}

.auth-card {
  width: min(450px, 100%);
}

.alert {
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  font-size: 0.88rem;
  border: 1px solid transparent;
}

.alert-error {
  background: #fef3f2;
  color: #912018;
  border-color: #fecdca;
}

.alert-success {
  background: #ecfdf3;
  color: #067647;
  border-color: #abefc6;
}

.panel-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.kv-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.kv {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.8rem;
  background: #fff;
}

.kv .label {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
}

.kv .value {
  margin-top: 0.3rem;
  font-size: 1rem;
  font-weight: 800;
}

@media (max-width: 960px) {
  .kv-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}