.loading { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; gap: 16px; color: var(--text-muted); }
.loading i { font-size: 32px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.card-title { font-size: 18px; font-weight: 700; margin: 0; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-bottom: 32px; }

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.stat-card::before { content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background: var(--accent-primary); }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.stat-value { font-size: 36px; font-weight: 800; line-height: 1; margin-bottom: 8px; letter-spacing: -1px; }
.stat-label { font-size: 14px; color: var(--text-secondary); font-weight: 500; }

.btn {
  padding: 10px 20px;
  border-radius: var(--border-radius-md);
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.btn:hover:not(:disabled) { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active:not(:disabled) { transform: translateY(0); }
.btn:disabled, .btn[disabled] { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.btn-primary { background: var(--accent-primary); color: #ffffff; }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-danger { background: var(--accent-danger); color: #ffffff; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-icon { width: 36px; height: 36px; padding: 0; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--border-radius-sm); }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin-bottom: 12px; }
.form-group { margin-bottom: 12px; }
.form-label { display: block; margin-bottom: 4px; font-size: 12px; font-weight: 600; color: var(--text-secondary); }

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 6px 10px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font-family);
  transition: var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus { outline: none; border-color: var(--accent-primary); box-shadow: 0 0 0 3px rgba(37,211,102,0.1); }
.form-textarea { min-height: 100px; resize: vertical; }

.table-container { overflow-x: auto; border-radius: var(--border-radius-md); border: 1px solid var(--border-color); background: var(--bg-card); }
table { width: 100%; border-collapse: collapse; }
thead { background: var(--bg-tertiary); }
th { padding: 8px 12px; text-align: left; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-secondary); border-bottom: 2px solid var(--border-color); white-space: nowrap; }
td { padding: 6px 12px; border-bottom: 1px solid var(--border-light); font-size: 13px; }
tr:last-child td { border-bottom: none; }
tr:hover { background: var(--bg-hover); }

.badge { padding: 4px 12px; border-radius: 20px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; display: inline-flex; align-items: center; gap: 4px; }
.badge-success { background: var(--success-bg); color: var(--success-text); }
.badge-danger { background: var(--danger-bg); color: var(--danger-text); }
.badge-warning { background: var(--warning-bg); color: var(--warning-text); }
.badge-info { background: var(--info-bg); color: var(--info-text); }

.alert { padding: 14px 18px; border-radius: var(--border-radius-md); margin-bottom: 16px; font-size: 14px; display: flex; align-items: center; gap: 10px; }
.alert i { font-size: 18px; }
.alert-info { background: var(--info-bg); border: 1px solid var(--accent-secondary); color: var(--info-text); }
.alert-success { background: var(--success-bg); border: 1px solid var(--accent-primary); color: var(--success-text); }
.alert-error { background: var(--danger-bg); border: 1px solid var(--accent-danger); color: var(--danger-text); }
.alert-warning { background: var(--warning-bg); border: 1px solid var(--accent-warning); color: var(--warning-text); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideIn { from { opacity: 0; transform: translateX(-20px); } to { opacity: 1; transform: translateX(0); } }

.slide-in { animation: slideIn 0.3s ease; }
.fade-in { animation: fadeIn 0.3s ease; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-2 { gap: 16px; }

@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ==================== MODAL ==================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.3s ease;
}

.modal {
  background: var(--bg-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp 0.3s ease;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  background: var(--bg-card);
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 20px;
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--text-primary);
  transform: rotate(90deg);
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  display: flex;
  gap: 12px;
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  justify-content: flex-end;
  position: sticky;
  bottom: 0;
  background: var(--bg-card);
}

@keyframes slideUp {
  from {
    transform: translateY(50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 600px) {
  .modal {
    width: 95%;
    max-height: 95vh;
  }

  .modal-header {
    padding: 16px;
  }

  .modal-body {
    padding: 16px;
  }

  .modal-footer {
    flex-direction: column;
    gap: 10px;
  }

  .modal-footer .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ==================== CAMPAIGNS VIEW ==================== */
.campaigns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  animation: fadeIn 0.3s ease;
}

.campaign-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 20px;
  transition: var(--transition);
  cursor: pointer;
}

.campaign-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent-primary);
}

.campaign-checkbox {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--accent-primary);
}

@media (max-width: 768px) {
  .campaigns-grid {
    grid-template-columns: 1fr;
  }
}

/* ==================== TOAST NOTIFICATIONS ==================== */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
}

#toast-container .alert {
  margin-bottom: 0;
  pointer-events: auto;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  min-width: 300px;
  transition: all 0.3s ease;
}

.toast-slide-in {
  animation: toastSlideIn 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes toastSlideIn {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* ==================== SELECTED ROW ==================== */
tbody tr.row-selected {
  background: rgba(var(--accent-primary-rgb, 99,102,241), 0.12) !important;
  outline: 2px solid var(--accent-primary);
  outline-offset: -2px;
}
tbody tr.row-selected td {
  color: var(--text-primary);
}

/* ==================== TABS SYSTEM ==================== */
.tabs-nav {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding: 0 4px;
}
.tab-btn {
  padding: 10px 24px;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}
.tab-btn:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}
.tab-btn.active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}
.tab-content {
  display: none;
  animation: fadeIn 0.3s ease;
  height: 100%;
}
.tab-content.active {
  display: flex;
  flex-direction: column;
}

/* Dropdown styles */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-content {
  display: none;
  position: absolute;
  right: 0;
  background-color: var(--bg-card);
  min-width: 220px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  z-index: 1001;
  margin-top: 5px;
  overflow: hidden;
  animation: fadeIn 0.2s ease;
}

.dropdown-content.show {
  display: block;
}

.dropdown-item {
  color: var(--text-primary);
  padding: 12px 16px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 14px;
  transition: var(--transition);
}

.dropdown-item:hover {
  background-color: var(--bg-hover);
  color: var(--accent-primary);
}

.dropdown-item i {
  width: 16px;
  text-align: center;
}