.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast) var(--ease-in-out);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after {
  opacity: 1;
}


.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  box-shadow: var(--shadow-sm), var(--shadow-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md), var(--shadow-primary);
}

.btn-primary:active {
  transform: translateY(0);
}


.btn-secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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


.btn-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-sm), var(--shadow-accent);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md), var(--shadow-accent);
}


.btn-ghost {
  background: transparent;
  color: var(--color-gray-600);
}

.btn-ghost:hover {
  background: var(--color-gray-100);
  color: var(--color-gray-800);
}


.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-lg);
}

.btn-icon.btn-icon-sm {
  width: 36px;
  height: 36px;
}


.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}


.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}



.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-gray-800);
  background: var(--color-white);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast) var(--ease-in-out);
}

.form-input:hover {
  border-color: var(--color-gray-300);
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.form-input::placeholder {
  color: var(--color-gray-400);
}

.form-input.error {
  border-color: var(--color-error);
}

.form-input.error:focus {
  box-shadow: 0 0 0 3px var(--color-error-bg);
}


.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-10);
  cursor: pointer;
}


.form-textarea {
  min-height: 120px;
  resize: vertical;
}


.form-file {
  position: relative;
}

.form-file input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.form-file-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-8);
  background: var(--color-gray-50);
  border: 2px dashed var(--color-gray-300);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: all var(--transition-fast) var(--ease-in-out);
}

.form-file:hover .form-file-label {
  border-color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.05);
}

.form-file-label .icon {
  width: 48px;
  height: 48px;
  color: var(--color-gray-400);
}

.form-file-label .text {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

.form-file-label .text strong {
  color: var(--color-primary);
}


.form-helper {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-error);
}



.card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
  overflow: hidden;
  transition: all var(--transition-base) var(--ease-in-out);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-gray-100);
}

.card-body {
  padding: var(--space-6);
}

.card-footer {
  padding: var(--space-5) var(--space-6);
  border-top: 1px solid var(--color-gray-100);
  background: var(--color-gray-50);
}


.card-glass {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}



.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-primary {
  background: rgba(var(--color-primary-rgb), 0.1);
  color: var(--color-primary);
}

.badge-success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.badge-warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge-error {
  background: var(--color-error-bg);
  color: var(--color-error);
}

.badge-info {
  background: var(--color-info-bg);
  color: var(--color-info);
}


.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.active {
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
}

.status-dot.pending {
  background: var(--color-warning);
  animation: pulse 2s infinite;
}

.status-dot.inactive {
  background: var(--color-gray-400);
}

.status-dot.error {
  background: var(--color-error);
}



.tooltip {
  position: relative;
}

.tooltip::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-white);
  background: var(--color-gray-800);
  border-radius: var(--radius-md);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast) var(--ease-out);
  pointer-events: none;
  z-index: var(--z-tooltip);
}

.tooltip::after {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--color-gray-800);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast) var(--ease-out);
  z-index: var(--z-tooltip);
}

.tooltip:hover::before,
.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
}



.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-sm { width: 16px; height: 16px; }
.icon-md { width: 20px; height: 20px; }
.icon-lg { width: 24px; height: 24px; }
.icon-xl { width: 32px; height: 32px; }



.divider {
  height: 1px;
  background: var(--color-gray-200);
  margin: var(--space-4) 0;
}

.divider-vertical {
  width: 1px;
  height: 100%;
  background: var(--color-gray-200);
  margin: 0 var(--space-4);
}



.social-icons {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  color: var(--color-gray-600);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast) var(--ease-in-out);
}

.social-icon:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.social-icon.whatsapp:hover {
  background: #25D366;
  color: white;
}

.social-icon.facebook:hover {
  background: #1877F2;
  color: white;
}

.social-icon.instagram:hover {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  color: white;
}



.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16);
  text-align: center;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-6);
  color: var(--color-gray-300);
}

.empty-state-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.empty-state-text {
  font-size: var(--text-base);
  color: var(--color-gray-500);
  margin-bottom: 0;
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-error);
  opacity: 0;
  transform: translateX(100%);
  transition: all 0.3s var(--ease-out);
}

.toast.toast-enter {
  opacity: 1;
  transform: translateX(0);
}

.toast.toast-exit {
  opacity: 0;
  transform: translateX(100%);
}

.toast-error { border-left-color: var(--color-error); }
.toast-success { border-left-color: var(--color-success); }
.toast-warning { border-left-color: var(--color-warning); }
.toast-info { border-left-color: var(--color-info); }

.toast-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.toast-error .toast-icon { color: var(--color-error); }
.toast-success .toast-icon { color: var(--color-success); }
.toast-warning .toast-icon { color: var(--color-warning); }
.toast-info .toast-icon { color: var(--color-info); }

.toast-content {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-weight: var(--font-semibold);
  color: var(--color-gray-900);
  margin-bottom: 0.25rem;
  font-size: var(--text-sm);
}

.toast-message {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
}

.toast-close {
  background: none;
  border: none;
  color: var(--color-gray-400);
  cursor: pointer;
  padding: 0.25rem;
  margin: -0.25rem -0.25rem -0.25rem 0;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.toast-close:hover {
  color: var(--color-gray-600);
  background: var(--color-gray-100);
}

.toast-close:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}