:root {
  --bg-a: #0f172a;
  --bg-b: #1e293b;
  --bg-c: #334155;
  --panel: #ffffff;
  --muted: #64748b;
  --line: #e2e8f0;
  --title: #0f172a;
  --primary: #0ea5e9;
  --primary-dark: #0284c7;
  --danger: #ef4444;
  --danger-dark: #dc2626;
  --ghost: #f1f5f9;
  --ok: #16a34a;
}

.auth-body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background:
    radial-gradient(1200px 500px at 90% -15%, rgba(14, 165, 233, 0.16), transparent),
    radial-gradient(900px 450px at -10% 110%, rgba(59, 130, 246, 0.2), transparent),
    linear-gradient(135deg, var(--bg-a) 0%, var(--bg-b) 45%, var(--bg-c) 100%);
  min-height: 100vh;
  color: var(--title);
}

.auth-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 430px;
  background: var(--panel);
  border-radius: 18px;
  box-shadow: 0 30px 65px rgba(15, 23, 42, 0.38);
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.auth-card h1 {
  margin: 0 0 8px;
  font-size: 30px;
  letter-spacing: -0.5px;
}

.auth-subtitle {
  margin: 0 0 24px;
  color: var(--muted);
}

.auth-form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 6px;
}

.field span {
  font-size: 13px;
  color: #1e293b;
  font-weight: 700;
}

.auth-form input,
.auth-form select,
.user-form-grid input,
.user-form-grid select,
.modal-form input {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 11px 12px;
  font-size: 14px;
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-form input:focus,
.auth-form select:focus,
.user-form-grid input:focus,
.user-form-grid select:focus,
.modal-form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

.auth-btn {
  border: none;
  border-radius: 10px;
  padding: 11px 14px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, background 0.2s;
}

.auth-btn:hover {
  transform: translateY(-1px);
}

.auth-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.auth-btn-primary {
  background: linear-gradient(135deg, var(--primary), #3b82f6);
  color: #fff;
  box-shadow: 0 10px 20px rgba(14, 165, 233, 0.28);
}

.auth-btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), #2563eb);
}

.auth-btn-secondary {
  background: #1d4ed8;
  color: #fff;
}

.auth-btn-secondary:hover {
  background: #1e40af;
}

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

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

.auth-btn-ghost {
  background: var(--ghost);
  color: #0f172a;
  border: 1px solid #dbe3ef;
}

.auth-btn-ghost:hover {
  background: #e2e8f0;
}

.auth-error {
  min-height: 18px;
  font-size: 14px;
  color: var(--danger);
}

.users-page {
  max-width: 1120px;
  margin: 24px auto;
  background: var(--panel);
  border-radius: 20px;
  box-shadow: 0 35px 70px rgba(15, 23, 42, 0.42);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.users-header {
  background:
    radial-gradient(500px 220px at 20% 0%, rgba(14, 165, 233, 0.28), transparent),
    linear-gradient(135deg, #0f172a, #1e293b);
  color: #fff;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.users-kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: rgba(186, 230, 253, 0.9);
}

.users-header h1 {
  margin: 4px 0;
  font-size: 30px;
  letter-spacing: -0.6px;
}

.users-current-user {
  margin: 0;
  color: rgba(226, 232, 240, 0.92);
  font-size: 14px;
}

.users-header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.users-content {
  padding: 22px;
  display: grid;
  gap: 16px;
}

.users-panel {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}

.panel-head h2 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.3px;
}

.panel-head p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.panel-head-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.users-count-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: #e0f2fe;
  color: #0369a1;
  font-weight: 700;
  font-size: 13px;
}

.user-form-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr 170px 170px;
  gap: 12px;
  align-items: end;
}

.add-user-btn {
  height: 42px;
}

.status-line {
  min-height: 18px;
  font-size: 14px;
  margin-top: 10px;
}

.status-line.error {
  color: var(--danger);
}

.status-line.ok {
  color: var(--ok);
}

.users-table-wrap {
  margin-top: 12px;
  overflow-x: auto;
}

.users-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.users-table thead th {
  color: #475569;
  font-weight: 700;
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid #dbe3ef;
}

.users-table td {
  padding: 12px 10px;
  border-bottom: 1px solid #e5edf7;
  vertical-align: middle;
}

.username-cell {
  font-weight: 700;
  color: #0f172a;
}

.role-chip {
  display: inline-flex;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  padding: 6px 10px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.role-admin {
  background: #ffedd5;
  color: #9a3412;
}

.role-user {
  background: #e0e7ff;
  color: #3730a3;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.row-btn {
  padding: 7px 10px;
  font-size: 12px;
}

.self-badge {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 40;
  padding: 18px;
}

.modal-overlay.open {
  display: flex;
}

.modal-card {
  width: 100%;
  max-width: 460px;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 24px 56px rgba(15, 23, 42, 0.42);
  border: 1px solid #e2e8f0;
  overflow: hidden;
}

.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid #e5edf7;
}

.modal-head h3 {
  margin: 0;
  font-size: 20px;
}

.modal-close {
  border: none;
  background: transparent;
  font-size: 16px;
  cursor: pointer;
  color: #64748b;
}

.modal-subtitle {
  margin: 12px 16px 0;
  color: #475569;
  font-size: 14px;
}

.modal-form {
  padding: 16px;
  display: grid;
  gap: 14px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

@media (max-width: 900px) {
  .user-form-grid {
    grid-template-columns: 1fr;
  }

  .users-header h1 {
    font-size: 26px;
  }
}