:root {
  --color-navy: #1b2733;
  --color-navy-dark: #10181f;
  --color-accent: #2d4a6d;
  --color-accent-dark: #223a58;
  --color-border: #d3d9de;
  --color-bg: #f4f6f8;
  --color-surface: #ffffff;
  --color-text: #1f2a33;
  --color-text-muted: #5b6b78;
  --color-danger: #8a2e2e;
  --color-danger-bg: #f6e6e6;
  --color-success: #1e5b3a;
  --color-success-bg: #e5f0ea;
  --color-warning: #7a5c19;
  --color-warning-bg: #f6efdd;
  --color-info: #2d4a6d;
  --color-info-bg: #e6ecf2;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.5;
}

.topbar {
  background: var(--color-navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  border-bottom: 3px solid var(--color-accent);
}

.topbar__brand {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.topbar__nav {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 13px;
}

.topbar__nav a {
  color: #cfd9e2;
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.topbar__nav a:hover {
  color: #fff;
  border-bottom-color: #fff;
}

.topbar__user {
  color: #9fb0be;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.footer {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 12px;
  padding: 20px 0 32px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 16px;
}

.page-header h1 {
  font-size: 20px;
  font-weight: 600;
  margin: 0;
  color: var(--color-navy);
}

h1, h2 {
  color: var(--color-navy);
}

.search-form {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.search-form .input {
  flex: 1;
  max-width: 360px;
}

.settings-group {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  margin-bottom: 24px;
  overflow: hidden;
}

.settings-group__title {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #fff;
  background: var(--color-accent);
  margin: 0;
  padding: 10px 18px;
}

.table-wrap {
  overflow-x: auto;
}

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

.table th,
.table td {
  text-align: left;
  padding: 10px 18px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.table th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  background: #eef1f4;
  font-weight: 600;
}

.table tbody tr:hover {
  background: #f9fafb;
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.value-cell {
  max-width: 320px;
  overflow-wrap: anywhere;
}

.table__actions {
  white-space: nowrap;
}

.inline-form {
  display: inline;
}

code {
  background: #eef1f4;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 12.5px;
  color: var(--color-navy-dark);
}

.badge {
  display: inline-block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 2px 8px;
  border-radius: 3px;
  background: var(--color-info-bg);
  color: var(--color-info);
  border: 1px solid #c3d1e0;
}

.link {
  color: var(--color-accent-dark);
  text-decoration: none;
  font-size: 13px;
  border: none;
  background: none;
  cursor: pointer;
  padding: 0;
  margin-right: 12px;
}

.link:hover {
  text-decoration: underline;
}

.link--danger {
  color: var(--color-danger);
}

.btn {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
}

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

.btn--primary:hover {
  background: var(--color-accent-dark);
}

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-navy);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  background: #eef1f4;
}

.btn--block {
  display: block;
  width: 100%;
}

.form-card,
.auth-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 28px;
  max-width: 480px;
}

.auth-card {
  margin: 60px auto 0;
}

.auth-card__title {
  font-size: 18px;
  margin: 0 0 20px;
  text-align: center;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.input,
select.input,
textarea.input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--color-text);
}

.input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(45, 74, 109, 0.15);
}

textarea.input {
  resize: vertical;
}

.field-error {
  color: var(--color-danger);
  font-size: 12.5px;
  margin: 4px 0 0;
}

.empty-state {
  color: var(--color-text-muted);
  text-align: center;
  padding: 40px 0;
}

.flash-stack {
  margin-bottom: 20px;
}

.flash {
  padding: 10px 16px;
  border-radius: 3px;
  font-size: 13px;
  margin-bottom: 8px;
  border: 1px solid transparent;
}

.flash--success {
  background: var(--color-success-bg);
  color: var(--color-success);
  border-color: #bfd9c9;
}

.flash--danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border-color: #e0bcbc;
}

.flash--warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
  border-color: #e4d6a8;
}

.flash--info {
  background: var(--color-info-bg);
  color: var(--color-info);
  border-color: #c3d1e0;
}