/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  background: #5254cc;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.btn-success { background: var(--green); color: white; }
.btn-success:hover { background: #059669; }

.btn-danger { background: var(--red); color: white; }
.btn-danger:hover { background: #dc2626; }

.btn-warning { background: var(--orange); color: #1a1a00; }
.btn-warning:hover { background: #d97706; }

.btn-outline {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary-light);
  background: rgba(99, 102, 241, 0.05);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.75rem;
  border-radius: 8px;
}

.btn-icon {
  padding: 8px;
  border-radius: 8px;
}

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-2px);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.stat-card {
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient);
}

/* Tables */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
}

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

.data-table th {
  background: var(--surface);
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-faint);
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  vertical-align: middle;
}

.data-table tbody tr:hover td {
  background: rgba(99, 102, 241, 0.04);
}

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

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success { background: rgba(16, 185, 129, 0.1); color: var(--green); border: 1px solid rgba(16, 185, 129, 0.2); }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: var(--orange); border: 1px solid rgba(245, 158, 11, 0.2); }
.badge-danger { background: rgba(239, 68, 68, 0.1); color: var(--red); border: 1px solid rgba(239, 68, 68, 0.2); }
.badge-info { background: rgba(6, 182, 212, 0.1); color: var(--cyan); border: 1px solid rgba(6, 182, 212, 0.2); }
.badge-secondary { background: rgba(148, 163, 184, 0.1); color: var(--text-muted); border: 1px solid rgba(148, 163, 184, 0.2); }

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-control::placeholder {
  color: var(--text-faint);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

select.form-control option {
    background-color: var(--card);
    color: var(--text);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 7, 26, 0.8);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: var(--transition);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-size: 1.2rem;
  font-weight: 700;
}

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

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* Alerts */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  border-left: 4px solid;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.alert-success { background: rgba(16, 185, 129, 0.1); border-color: var(--green); color: #34d399; }
.alert-danger { background: rgba(239, 68, 68, 0.1); border-color: var(--red); color: #f87171; }
.alert-warning { background: rgba(245, 158, 11, 0.1); border-color: var(--orange); color: #fbbf24; }
.alert-info { background: rgba(6, 182, 212, 0.1); border-color: var(--cyan); color: #22d3ee; }

/* Dropdowns */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 200px;
  box-shadow: var(--shadow);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  padding: 0.5rem 0;
}

.dropdown.active .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  padding: 0.75rem 1.25rem;
  color: var(--text);
  font-size: 0.875rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  transition: background 0.2s;
}

.dropdown-item:hover {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary-light);
}

.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 0.5rem 0;
}