:root {
  --bg-dark: #0f1016;
  --panel-bg: #161822;
  --border-color: #242736;
  --text-main: #f1f2f6;
  --text-muted: #8b92b6;
  --primary: #8a3ffc;
  --primary-hover: #a26bfa;
  --secondary: #2b304a;
  --secondary-hover: #3d446b;
  --success: #24a148;
  --success-bg: rgba(36, 161, 72, 0.15);
  --warning: #f1c21b;
  --warning-bg: rgba(241, 194, 27, 0.15);
  --danger: #da1e28;
  --danger-bg: rgba(218, 30, 40, 0.15);
  --info: #0043ce;
  --info-bg: rgba(0, 67, 206, 0.15);
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-sans);
  overflow-x: hidden;
  height: 100vh;
}

.container {
  display: flex;
  height: 100vh;
}

.sidebar {
  width: 280px;
  background-color: var(--panel-bg);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.logo {
  padding: 30px;
  border-bottom: 1px solid var(--border-color);
}

.logo h2 {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-main), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo span {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.nav-links {
  padding: 20px 15px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.nav-item:hover {
  background-color: rgba(138, 63, 252, 0.08);
  color: var(--text-main);
}

.nav-item.active {
  background-color: var(--primary);
  color: var(--text-main);
  box-shadow: 0 4px 20px rgba(138, 63, 252, 0.4);
}

.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 40px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 35px;
}

.header-info h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 5px;
}

.header-info p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--text-main);
  box-shadow: 0 4px 15px rgba(138, 63, 252, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--secondary);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

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

.btn-danger {
  background-color: var(--danger-bg);
  color: #ff8b94;
  border: 1px solid var(--danger);
  padding: 6px 12px;
  font-size: 0.85rem;
}

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

.btn-edit {
  background-color: rgba(138, 63, 252, 0.15);
  color: #c9a0ff;
  border: 1px solid var(--primary);
  padding: 6px 12px;
  font-size: 0.85rem;
  margin-right: 8px;
}

.btn-edit:hover {
  background-color: var(--primary);
  color: var(--text-main);
}

.alert-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 25px;
}

.alert {
  padding: 15px 20px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.95rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  animation: slideIn 0.3s ease;
}

.alert-success {
  background-color: var(--success-bg);
  border-left: 4px solid var(--success);
  color: #8be4a5;
}

.alert-danger {
  background-color: var(--danger-bg);
  border-left: 4px solid var(--danger);
  color: #ffb3b8;
}

.alert-close {
  background: none;
  border: none;
  color: inherit;
  font-size: 1.2rem;
  cursor: pointer;
}

.tab-panel {
  display: none;
  animation: fadeIn 0.4s ease;
}

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

.panel-actions {
  margin-bottom: 20px;
  display: flex;
  gap: 15px;
}

.search-input {
  flex-grow: 1;
  max-width: 400px;
  background-color: var(--panel-bg);
  border: 1px solid var(--border-color);
  padding: 12px 20px;
  border-radius: 8px;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(138, 63, 252, 0.15);
}

.table-container {
  background-color: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  padding: 16px 20px;
  background-color: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.data-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.95rem;
  color: var(--text-main);
  max-width: 300px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.data-table tbody tr {
  transition: background-color 0.15s ease;
}

.data-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.015);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success {
  background-color: var(--success-bg);
  color: #8be4a5;
  border: 1px solid var(--success);
}

.badge-warning {
  background-color: var(--warning-bg);
  color: #ffe680;
  border: 1px solid var(--warning);
}

.badge-danger {
  background-color: var(--danger-bg);
  color: #ffb3b8;
  border: 1px solid var(--danger);
}

.badge-info {
  background-color: var(--info-bg);
  color: #92b7ff;
  border: 1px solid var(--info);
}

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background-color: var(--panel-bg);
  border: 1px solid var(--border-color);
  width: 100%;
  max-width: 550px;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform 0.3s ease;
}

.modal-backdrop.active .modal {
  transform: scale(1);
}

.modal-header {
  padding: 22px 30px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color 0.15s ease;
}

.modal-close:hover {
  color: var(--text-main);
}

.modal-body {
  padding: 30px;
  overflow-y: auto;
  max-height: 60vh;
}

.modal-footer {
  padding: 20px 30px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  background-color: var(--bg-dark);
  border: 1px solid var(--border-color);
  padding: 12px 16px;
  border-radius: 8px;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(138, 63, 252, 0.15);
}

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

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238b92b6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 40px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.checkbox-label input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

@keyframes slideIn {
  from {
    transform: translateY(-10px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}