/* ═══════════════════════════════════════════════
   COMPONENTES — Botões, Cards, Inputs, Badges
   Paleta YBY Brand Color System 2026 V2
   ═══════════════════════════════════════════════ */

/* --- BOTÕES --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.875rem 2rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--border-radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
}

.btn-primary {
  background: var(--color-magenta);
  color: var(--color-white);
  border-color: var(--color-magenta);
}

.btn-primary:hover {
  background: #c12975;
  border-color: #c12975;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(214, 51, 132, 0.35);
}

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

.btn-secondary {
  background: transparent;
  color: var(--color-deep-purple);
  border-color: var(--color-deep-purple);
}

.btn-secondary:hover {
  background: var(--color-deep-purple);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-ghost {
  background: transparent;
  color: var(--color-magenta);
  padding: 0.875rem 1rem;
  border: none;
  position: relative;
}

.btn-ghost::after {
  content: '';
  position: absolute;
  bottom: 0.5rem;
  left: 1rem;
  right: 1rem;
  height: 1px;
  background: var(--color-magenta);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.btn-ghost:hover::after {
  transform: scaleX(1);
}

.btn-inverse {
  background: var(--color-white);
  color: var(--color-deep-purple);
  border-color: var(--color-white);
}

.btn-inverse:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: var(--font-size-base);
}

.btn[disabled],
.btn.loading {
  opacity: 0.6;
  pointer-events: none;
}

.btn.loading .btn-text { visibility: hidden; }

.btn.loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* --- PULSE no CTA --- */
.btn-pulse {
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(214, 51, 132, 0.4); }
  50% { box-shadow: 0 0 0 12px rgba(214, 51, 132, 0); }
}

/* --- CARDS --- */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-cyan);
}

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

.card-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--color-gray-light);
}

/* --- BADGES --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.375rem 0.875rem;
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--border-radius-full);
  line-height: 1;
}

.badge-cyan {
  background: rgba(109, 204, 242, 0.15);
  color: var(--color-deep-purple);
  border: 1px solid var(--color-cyan);
}

.badge-magenta {
  background: var(--color-magenta);
  color: var(--color-white);
}

.badge-purple {
  background: var(--color-deep-purple);
  color: var(--color-white);
}

/* --- SECTION HEADER --- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header .section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-cyan);
  margin-bottom: var(--space-sm);
}

.section-header h2 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-deep-purple);
  margin-bottom: var(--space-md);
}

.section-header .section-subtitle {
  font-family: var(--font-body);
  color: var(--color-gray-medium);
  font-size: var(--font-size-lg);
  max-width: 600px;
  margin-inline: auto;
}

/* Variante escura */
.bg-primary .section-header h2,
.section-header-light h2 {
  color: var(--color-white);
}

.bg-primary .section-header .section-subtitle,
.section-header-light .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.bg-primary .section-header .section-label {
  color: var(--color-cyan);
}

/* --- INPUT FIELDS (Floating Label) --- */
.input-group {
  position: relative;
  margin-bottom: var(--space-lg);
}

.input-field {
  width: 100%;
  padding: 1rem 1rem 0.5rem;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  color: var(--color-deep-purple);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-base);
  outline: none;
}

.input-field:focus {
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 3px rgba(109, 204, 242, 0.2);
}

.input-field.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.input-field.success {
  border-color: var(--color-success);
}

.input-label {
  position: absolute;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--font-size-base);
  color: var(--color-gray-medium);
  pointer-events: none;
  transition: all var(--transition-fast);
  background: var(--color-white);
  padding: 0 0.25rem;
}

.input-field:focus ~ .input-label,
.input-field:not(:placeholder-shown) ~ .input-label,
.input-field.has-value ~ .input-label {
  top: 0;
  font-size: var(--font-size-xs);
  color: var(--color-cyan);
}

.input-field.error ~ .input-label {
  color: var(--color-error);
}

.input-icon {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--color-gray-medium);
}

.input-icon.success { color: var(--color-success); }
.input-icon.error { color: var(--color-error); }

.input-error-msg {
  display: none;
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  color: var(--color-error);
  margin-top: var(--space-xs);
  padding-left: var(--space-sm);
}

.input-field.error ~ .input-error-msg {
  display: block;
}

/* Textarea */
.input-field--textarea {
  min-height: 100px;
  resize: vertical;
}

.input-field--textarea ~ .input-label {
  top: 1.25rem;
}

/* Select */
.input-field--select {
  appearance: none;
  cursor: pointer;
  padding-right: 2.5rem;
}

/* Grid row de campos */
.input-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 var(--space-md);
}

@media (min-width: 640px) {
  .input-row { grid-template-columns: 1fr 1fr; }
}

/* --- UPLOAD --- */
.upload-area {
  border: 2px dashed var(--color-lilas);
  border-radius: var(--border-radius-md);
  background: rgba(157, 142, 217, 0.05);
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
}

.upload-area:hover,
.upload-area.dragover {
  border-color: var(--color-cyan);
  background: rgba(109, 204, 242, 0.05);
}

.upload-area i {
  font-size: 2rem;
  color: var(--color-lilas);
  margin-bottom: var(--space-sm);
}

.upload-area p {
  color: var(--color-gray-medium);
  font-size: var(--font-size-sm);
}

.upload-area .upload-cta {
  color: var(--color-magenta);
  font-weight: 600;
}

.upload-preview {
  display: none;
  margin-top: var(--space-md);
  padding: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  align-items: center;
  gap: var(--space-sm);
}

.upload-preview.active {
  display: flex;
}

.upload-preview img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: var(--border-radius-sm);
}

/* --- CHECKBOX CUSTOMIZADO --- */
.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-custom {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  margin-top: 2px;
}

.checkbox-group input:checked + .checkbox-custom {
  background: var(--color-magenta);
  border-color: var(--color-magenta);
}

.checkbox-group input:checked + .checkbox-custom::after {
  content: '';
  width: 6px;
  height: 10px;
  border: solid var(--color-white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}

.checkbox-group input:focus-visible + .checkbox-custom {
  outline: 2px solid var(--color-cyan);
  outline-offset: 2px;
}

.checkbox-label {
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  color: var(--color-gray-dark);
  line-height: 1.5;
}

.checkbox-label a {
  color: var(--color-magenta);
  font-weight: 600;
  text-decoration: underline;
}

/* --- MODAL --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(33, 24, 64, 0.7);
  backdrop-filter: blur(8px);
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--color-white);
  border-radius: var(--border-radius-xl);
  padding: var(--space-2xl);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

/* --- TABS / FILTROS --- */
.tabs {
  display: flex;
  gap: var(--space-xs);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: var(--space-xs);
  margin-bottom: var(--space-xl);
}

.tabs::-webkit-scrollbar { display: none; }

.tab {
  padding: 0.625rem 1.25rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--font-size-sm);
  color: var(--color-gray-medium);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-full);
  white-space: nowrap;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab:hover {
  color: var(--color-deep-purple);
  border-color: var(--color-lilas);
}

.tab.active {
  background: var(--color-deep-purple);
  color: var(--color-white);
  border-color: var(--color-deep-purple);
}

/* --- BUSCA --- */
.search-box {
  position: relative;
  max-width: 400px;
  margin-inline: auto;
  margin-bottom: var(--space-xl);
}

.search-box input {
  width: 100%;
  padding: 0.875rem 1rem 0.875rem 3rem;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  color: var(--color-deep-purple);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-full);
  outline: none;
  transition: all var(--transition-base);
}

.search-box input:focus {
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 3px rgba(109, 204, 242, 0.2);
}

.search-box .search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-cyan);
  width: 20px;
  height: 20px;
}