*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --bg: #0f172a;
  --surface: #111827;
  --card: #1f2937;
  --border: #374151;
  --text: #f9fafb;
  --muted: #9ca3af;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --danger-bg: #450a0a;
  --danger-text: #fecaca;
  --success-bg: #052e16;
  --success-text: #bbf7d0;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --secondary: #374151;
  --secondary-hover: #4b5563;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.auth-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top, rgba(37, 99, 235, 0.18), transparent 40%),
    var(--bg);
}

.auth-card,
.panel,
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  padding: 32px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.brand {
  text-align: center;
  margin-bottom: 24px;
}

.brand h1,
.page-header h1 {
  margin: 8px 0 4px;
  font-size: 1.75rem;
}

.brand p,
.page-header p {
  margin: 0;
  color: var(--muted);
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-mark.small {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  font-size: 0.75rem;
}

.form {
  display: grid;
  gap: 12px;
}

label {
  font-size: 0.875rem;
  color: var(--muted);
}

input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(37, 99, 235, 0.45);
  border-color: var(--primary);
}

select,
textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

.btn {
  border: 0;
  border-radius: 10px;
  padding: 12px 16px;
  font: inherit;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: white;
  font-weight: 600;
}

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

.btn-filter {
  margin-top: 0;
  flex: 1;
  min-width: 100px;
}

.btn-secondary {
  background: var(--secondary);
  color: white;
  font-weight: 600;
}

.btn-secondary:hover {
  background: var(--secondary-hover);
}

.btn-danger {
  background: var(--danger);
  color: white;
  font-weight: 600;
}

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

.btn-sm {
  padding: 10px 14px;
  font-size: 0.875rem;
  flex: 1;
}

.btn-icon {
  padding: 4px 10px;
  font-size: 1.5rem;
  line-height: 1;
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
}

.btn-ghost:hover {
  color: var(--text);
}

.alert {
  padding: 12px 14px;
  border-radius: 10px;
  margin-bottom: 16px;
  font-size: 0.925rem;
}

.alert-error {
  background: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid #7f1d1d;
}

.alert-success {
  background: var(--success-bg);
  color: var(--success-text);
  border: 1px solid #166534;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
}

.topbar-left,
.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-title,
.user-name {
  font-weight: 600;
}

.user-name {
  color: var(--muted);
  font-size: 0.925rem;
}

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

.page-header {
  margin-bottom: 24px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  padding: 20px;
}

.stat-label {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.875rem;
}

.stat-value {
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
}

.stat-value-sm {
  font-size: 1.25rem;
}

.panel {
  padding: 24px;
}

.panel h2 {
  margin: 0 0 16px;
  font-size: 1.125rem;
}

.details {
  display: grid;
  gap: 16px;
  margin: 0;
}

.details div {
  display: grid;
  gap: 4px;
}

.details dt {
  color: var(--muted);
  font-size: 0.875rem;
}

.details dd {
  margin: 0;
  font-weight: 600;
}

.nav-links {
  display: flex;
  gap: 12px;
  margin-left: 8px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.925rem;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.filter-bar label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.875rem;
}

.filter-row {
  display: flex;
  gap: 12px;
  align-items: stretch;
  flex-wrap: wrap;
}

.filter-row input[type="date"] {
  flex: 1;
  min-width: 0;
}

.results-list {
  display: grid;
  gap: 12px;
}

.result-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
}

.muted-card {
  color: var(--muted);
  text-align: center;
}

.actions-cell {
  white-space: nowrap;
}

.actions-cell .btn-sm {
  flex: 0 0 auto;
  min-width: auto;
  padding: 8px 12px;
  margin-right: 6px;
}

.actions-cell .btn-sm:last-child {
  margin-right: 0;
}

.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  place-items: center;
  padding: 16px;
}

.modal.is-open {
  display: grid;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.modal-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.modal-header h2 {
  margin: 0;
  font-size: 1.125rem;
}

.modal-meta {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.875rem;
}

.number-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.number-grid label {
  display: grid;
  gap: 6px;
  text-align: center;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.modal-open {
  overflow: hidden;
}

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
}

.data-table th,
.data-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  color: var(--muted);
  font-size: 0.875rem;
  font-weight: 600;
}

.data-table td {
  font-weight: 600;
}

.muted {
  color: var(--muted);
  font-weight: 400;
}

@media (max-width: 640px) {
  .page {
    padding: 20px 16px 40px;
  }

  .panel {
    padding: 16px;
  }

  .topbar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 12px 16px;
  }

  .topbar-left {
    flex-wrap: wrap;
  }

  .topbar-right {
    justify-content: space-between;
    width: 100%;
  }

  .nav-links {
    width: 100%;
    margin-left: 0;
    padding-top: 4px;
  }

  .page-header h1 {
    font-size: 1.5rem;
  }

  .filter-row {
    flex-direction: column;
  }

  .filter-row input[type="date"],
  .btn-filter {
    width: 100%;
  }

  .table-wrap {
    margin: 0 -8px;
  }

  .data-table {
    min-width: 420px;
    font-size: 0.75rem;
  }

  .data-table th,
  .data-table td {
    padding: 6px 8px;
  }

  .data-table th {
    font-size: 0.7rem;
    white-space: nowrap;
  }

  .data-table td {
    white-space: nowrap;
  }

  .actions-cell {
    white-space: nowrap;
  }

  .actions-cell .btn-sm {
    padding: 5px 8px;
    font-size: 0.7rem;
    margin-right: 4px;
  }

  .modal-actions {
    flex-direction: column-reverse;
  }

  .modal-actions .btn {
    width: 100%;
  }
}