/**
 * LICITAR - Componentes Reutilizáveis
 * Cards, Buttons, Forms, Modals, Badges, Alerts
 */

/* ===== BUTTONS ===== */

.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-family-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  border: var(--border-width-thin) solid transparent;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  text-decoration: none;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

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

/* Button Variants */
.btn-primary {
  color: var(--color-text-inverse);
  background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-700) 100%);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-700) 0%, var(--color-primary-800) 100%);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  color: var(--color-text-primary);
  background-color: var(--color-surface-primary);
  border-color: var(--color-border-primary);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
  background-color: var(--color-neutral-50);
  border-color: var(--color-neutral-300);
  box-shadow: var(--shadow-sm);
}

.btn-success {
  color: var(--color-text-inverse);
  background: linear-gradient(135deg, var(--color-success-500) 0%, var(--color-success-700) 100%);
}

.btn-success:hover {
  background: linear-gradient(135deg, var(--color-success-700) 0%, var(--color-success-900) 100%);
  transform: translateY(-1px);
}

.btn-danger {
  color: var(--color-text-inverse);
  background: linear-gradient(135deg, var(--color-danger-500) 0%, var(--color-danger-700) 100%);
}

.btn-danger:hover {
  background: linear-gradient(135deg, var(--color-danger-700) 0%, var(--color-danger-900) 100%);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--color-text-secondary);
  background-color: transparent;
}

.btn-ghost:hover {
  color: var(--color-text-primary);
  background-color: var(--color-neutral-100);
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-xs);
}

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

.btn-icon {
  padding: var(--space-3);
  aspect-ratio: 1;
}

/* ===== CARDS ===== */

.card {
  background-color: var(--color-surface-primary);
  border: var(--border-width-thin) solid var(--color-border-secondary);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.card-header {
  padding: var(--space-6);
  border-bottom: var(--border-width-thin) solid var(--color-border-secondary);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

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

.card-footer {
  padding: var(--space-6);
  border-top: var(--border-width-thin) solid var(--color-border-secondary);
  background-color: var(--color-surface-secondary);
}

/* KPI Card Variant */
.kpi-card {
  position: relative;
  padding: var(--space-6);
  background: linear-gradient(135deg, var(--color-surface-primary) 0%, var(--color-surface-secondary) 100%);
  border: var(--border-width-thin) solid var(--color-border-secondary);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-primary-500) 0%, var(--color-primary-700) 100%);
}

.kpi-card.success::before {
  background: linear-gradient(180deg, var(--color-success-500) 0%, var(--color-success-700) 100%);
}

.kpi-card.warning::before {
  background: linear-gradient(180deg, var(--color-warning-500) 0%, var(--color-warning-700) 100%);
}

.kpi-card.danger::before {
  background: linear-gradient(180deg, var(--color-danger-500) 0%, var(--color-danger-700) 100%);
}

.kpi-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--space-3);
}

.kpi-value {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.kpi-change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--border-radius-md);
}

.kpi-change.positive {
  color: var(--color-success-700);
  background-color: var(--color-success-50);
}

.kpi-change.negative {
  color: var(--color-danger-700);
  background-color: var(--color-danger-50);
}

/* Opportunity Card */
.opportunity-card {
  display: flex;
  gap: var(--space-6);
  padding: var(--space-6);
  background-color: var(--color-surface-primary);
  border: var(--border-width-thin) solid var(--color-border-secondary);
  border-radius: var(--border-radius-xl);
  transition: all var(--transition-base);
  cursor: pointer;
}

.opportunity-card:hover {
  border-color: var(--color-primary-300);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.opportunity-score {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-xl);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-inverse);
  background: linear-gradient(135deg, var(--color-success-500) 0%, var(--color-success-700) 100%);
}

.opportunity-score.medium {
  background: linear-gradient(135deg, var(--color-warning-500) 0%, var(--color-warning-700) 100%);
}

.opportunity-score.low {
  background: linear-gradient(135deg, var(--color-neutral-400) 0%, var(--color-neutral-600) 100%);
}

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

.opportunity-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.opportunity-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.opportunity-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.opportunity-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ===== BADGES ===== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--border-radius-full);
  white-space: nowrap;
}

.badge-primary {
  color: var(--color-primary-700);
  background-color: var(--color-primary-100);
}

.badge-success {
  color: var(--color-success-700);
  background-color: var(--color-success-100);
}

.badge-warning {
  color: var(--color-warning-700);
  background-color: var(--color-warning-100);
}

.badge-danger {
  color: var(--color-danger-700);
  background-color: var(--color-danger-100);
}

.badge-neutral {
  color: var(--color-neutral-700);
  background-color: var(--color-neutral-100);
}

/* Badge with Dot */
.badge-dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

/* ===== FORMS ===== */

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.form-label-required::after {
  content: ' *';
  color: var(--color-danger-500);
}

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-surface-primary);
  border: var(--border-width-thin) solid var(--color-border-primary);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-fast);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: var(--color-neutral-300);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: var(--shadow-focus);
}

.form-input::placeholder {
  color: var(--color-text-tertiary);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  background-color: var(--color-neutral-50);
  color: var(--color-text-disabled);
  cursor: not-allowed;
}

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

.form-input.error:focus,
.form-select.error:focus,
.form-textarea.error:focus {
  box-shadow: var(--shadow-focus-danger);
}

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

.form-help {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.form-error {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-danger-700);
}

/* Input with Icon */
.input-group {
  position: relative;
}

.input-group-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
  pointer-events: none;
}

.input-group .form-input {
  padding-left: var(--space-12);
}

/* Search Input */
.search-input {
  position: relative;
}

.search-input .form-input {
  padding-left: var(--space-12);
  padding-right: var(--space-12);
}

.search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
  pointer-events: none;
}

.search-clear {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  padding: var(--space-1);
  color: var(--color-text-tertiary);
  background: none;
  border: none;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.search-input:focus-within .search-clear,
.search-input.has-value .search-clear {
  opacity: 1;
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.form-check-input {
  width: 20px;
  height: 20px;
  border: var(--border-width-medium) solid var(--color-border-primary);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.form-check-input:checked {
  background-color: var(--color-primary-600);
  border-color: var(--color-primary-600);
}

.form-check-input:focus {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.form-check-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  cursor: pointer;
}

/* ===== ALERTS ===== */

.alert {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--border-radius-lg);
  border-left: 4px solid;
}

.alert-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
}

.alert-message {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
}

.alert-info {
  color: var(--color-primary-900);
  background-color: var(--color-primary-50);
  border-color: var(--color-primary-500);
}

.alert-success {
  color: var(--color-success-900);
  background-color: var(--color-success-50);
  border-color: var(--color-success-500);
}

.alert-warning {
  color: var(--color-warning-700);
  background-color: var(--color-warning-100);
  border-color: var(--color-warning-500);
}

.alert-danger {
  color: var(--color-danger-900);
  background-color: var(--color-danger-50);
  border-color: var(--color-danger-500);
}

/* ===== MODAL ===== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: var(--color-surface-overlay);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.modal-backdrop.active {
  opacity: 1;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

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

.modal-dialog {
  position: relative;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  background-color: var(--color-surface-primary);
  border-radius: var(--border-radius-2xl);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
  transform: scale(0.95);
  transition: transform var(--transition-base);
}

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

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  border-bottom: var(--border-width-thin) solid var(--color-border-secondary);
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.modal-close {
  padding: var(--space-2);
  color: var(--color-text-tertiary);
  background: none;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  color: var(--color-text-primary);
  background-color: var(--color-neutral-100);
}

.modal-body {
  padding: var(--space-6);
  overflow-y: auto;
  max-height: calc(90vh - 160px);
}

.modal-footer {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  padding: var(--space-6);
  border-top: var(--border-width-thin) solid var(--color-border-secondary);
}

/* ===== LOADING STATES ===== */

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-neutral-100) 0%,
    var(--color-neutral-200) 50%,
    var(--color-neutral-100) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--border-radius-md);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--color-neutral-200);
  border-top-color: var(--color-primary-600);
  border-radius: 50%;
  animation: spinner-rotate 0.6s linear infinite;
}

@keyframes spinner-rotate {
  to { transform: rotate(360deg); }
}

/* ===== DIVIDER ===== */

.divider {
  height: var(--border-width-thin);
  background-color: var(--color-border-secondary);
  border: none;
  margin: var(--space-6) 0;
}

/* ===== TOOLTIPS ===== */

.tooltip {
  position: relative;
}

.tooltip-content {
  position: absolute;
  bottom: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--color-text-inverse);
  background-color: var(--color-neutral-900);
  border-radius: var(--border-radius-md);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: var(--z-tooltip);
  pointer-events: none;
}

.tooltip:hover .tooltip-content {
  opacity: 1;
  visibility: visible;
}