/* ==========================================================================
   Componentes del Sistema Visual Techno Diet
   ========================================================================== */

/* Utility Screen Readers */
.sr-only,
.screen-reader-text {
  border: 0 !important;
  clip: rect(1px, 1px, 1px, 1px) !important;
  -webkit-clip-path: inset(50%) !important;
  clip-path: inset(50%) !important;
  height: 1px !important;
  margin: -1px !important;
  overflow: hidden !important;
  padding: 0 !important;
  position: absolute !important;
  width: 1px !important;
  white-space: nowrap !important;
}

.skip-link:focus {
  clip: auto !important;
  -webkit-clip-path: none !important;
  clip-path: none !important;
  height: auto !important;
  width: auto !important;
  position: fixed !important;
  top: 1rem !important;
  left: 1rem !important;
  z-index: 99999;
  background-color: var(--td-color-green-dark);
  color: var(--td-color-surface);
  padding: 0.75rem 1.5rem;
  border-radius: var(--td-radius-sm);
  box-shadow: var(--td-shadow-elevated);
}

/* --------------------------------------------------------------------------
   1. Botones (Min. 44px altura táctil)
   -------------------------------------------------------------------------- */
.td-button,
.button,
button[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--td-space-xs);
  min-height: 44px;
  padding: 0.75rem 1.5rem;
  border-radius: var(--td-radius-pill);
  font-family: var(--td-font-sans);
  font-size: var(--td-font-size-base);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--td-transition-fast), border-color var(--td-transition-fast), color var(--td-transition-fast), transform var(--td-transition-fast);
}

.td-button:hover,
.button:hover {
  transform: translateY(-1px);
}

.td-button:active,
.button:active {
  transform: translateY(0);
}

.td-button:disabled,
.button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.td-button--primary,
.button-primary {
  background-color: var(--td-color-green);
  color: var(--td-color-surface);
  border-color: var(--td-color-green);
}

.td-button--primary:hover,
.td-button--primary:focus {
  background-color: var(--td-color-green-dark);
  color: var(--td-color-surface);
}

.td-button--secondary {
  background-color: var(--td-color-cream-soft);
  color: var(--td-color-green-dark);
  border-color: var(--td-color-border);
}

.td-button--secondary:hover {
  background-color: var(--td-color-surface);
  border-color: var(--td-color-gold);
}

.td-button--outline {
  background-color: transparent;
  color: var(--td-color-green);
  border-color: var(--td-color-green);
}

.td-button--outline:hover {
  background-color: var(--td-color-green);
  color: var(--td-color-surface);
}

.td-button--gold {
  background-color: var(--td-color-gold);
  color: var(--td-color-green-deep);
  border-color: var(--td-color-gold);
}

.td-button--gold:hover {
  background-color: var(--td-color-gold-light);
}

.td-button--text {
  background-color: transparent;
  color: var(--td-color-green);
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.td-icon-button {
  min-height: 44px;
  min-width: 44px;
  padding: 0;
  border-radius: var(--td-radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  border: 1px solid var(--td-color-border);
  color: var(--td-color-text);
}

.td-icon-button:hover {
  background-color: var(--td-color-cream);
  color: var(--td-color-green);
}

/* --------------------------------------------------------------------------
   2. Tarjetas Base
   -------------------------------------------------------------------------- */
.td-card {
  background-color: var(--td-color-surface);
  border-radius: var(--td-radius-lg);
  padding: var(--td-space-lg);
  border: 1px solid var(--td-color-border);
  box-shadow: var(--td-shadow-card);
  transition: transform var(--td-transition-normal), box-shadow var(--td-transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
}

.td-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--td-shadow-elevated);
}

.td-card--dark {
  background-color: var(--td-color-green-dark);
  color: var(--td-color-cream);
  border-color: rgba(222, 219, 209, 0.15);
}

.td-card--dark h2,
.td-card--dark h3 {
  color: var(--td-color-cream);
}

.td-card--cream {
  background-color: var(--td-color-cream-soft);
  border-color: var(--td-color-border);
}

.td-card--product {
  text-align: center;
}

.td-card--product img {
  margin: 0 auto var(--td-space-md);
  max-height: 240px;
  object-fit: contain;
}

.td-card--range {
  border-left: 4px solid var(--td-color-gold);
}

.td-card--feature {
  gap: var(--td-space-sm);
}

.td-card--location {
  border-top: 4px solid var(--td-color-green);
}

/* Enlace expandido accesible */
.td-card__link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

/* --------------------------------------------------------------------------
   3. Formularios (Min 44px altura táctil)
   -------------------------------------------------------------------------- */
.td-form {
  display: flex;
  flex-direction: column;
  gap: var(--td-space-md);
}

.td-field {
  display: flex;
  flex-direction: column;
  gap: var(--td-space-2xs);
}

.td-field__label {
  font-size: var(--td-font-size-sm);
  font-weight: 600;
  color: var(--td-color-green-dark);
}

.td-field__control,
.search-field {
  min-height: 44px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--td-color-border);
  border-radius: var(--td-radius-md);
  font-family: var(--td-font-sans);
  font-size: var(--td-font-size-base);
  background-color: var(--td-color-surface);
  color: var(--td-color-text);
  transition: border-color var(--td-transition-fast), box-shadow var(--td-transition-fast);
}

.td-field__control:focus,
.search-field:focus {
  border-color: var(--td-color-green);
  outline: none;
  box-shadow: 0 0 0 3px rgba(33, 76, 56, 0.15);
}

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

.td-field__help {
  font-size: var(--td-font-size-xs);
  color: var(--td-color-text-soft);
}

.td-field__error {
  font-size: var(--td-font-size-xs);
  color: var(--td-color-error);
  font-weight: 600;
}

/* Avisos */
.td-notice {
  padding: var(--td-space-md);
  border-radius: var(--td-radius-md);
  border-left: 4px solid var(--td-color-green);
  background-color: var(--td-color-surface-muted);
  font-size: var(--td-font-size-sm);
}

.td-notice--success {
  border-left-color: var(--td-color-success);
  background-color: rgba(38, 115, 77, 0.08);
}

.td-notice--error {
  border-left-color: var(--td-color-error);
  background-color: rgba(164, 49, 49, 0.08);
}

/* --------------------------------------------------------------------------
   4. Badges y Etiquetas
   -------------------------------------------------------------------------- */
.td-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--td-space-xs);
}

.td-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  padding: 0.25em 0.75em;
  border-radius: var(--td-radius-pill);
  font-size: var(--td-font-size-xs);
  font-weight: 600;
  background-color: var(--td-color-surface-muted);
  color: var(--td-color-green-dark);
}

.td-badge--gold {
  background-color: rgba(199, 152, 71, 0.15);
  color: var(--td-color-green-deep);
}

.td-badge--green {
  background-color: var(--td-color-green);
  color: var(--td-color-surface);
}

.td-badge--outline {
  background-color: transparent;
  border: 1px solid var(--td-color-border);
  color: var(--td-color-text-soft);
}

/* --------------------------------------------------------------------------
   5. Migas de Pan Accesibles
   -------------------------------------------------------------------------- */
.td-breadcrumbs {
  font-size: var(--td-font-size-sm);
  color: var(--td-color-text-soft);
  margin-bottom: var(--td-space-md);
}

.td-breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5em;
}

.td-breadcrumbs a {
  color: var(--td-color-text-soft);
  text-decoration: none;
}

.td-breadcrumbs a:hover {
  color: var(--td-color-green);
  text-decoration: underline;
}

.td-breadcrumbs [aria-current="page"] {
  color: var(--td-color-green-dark);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   6. Paginación Accesible
   -------------------------------------------------------------------------- */
.nav-links,
.page-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--td-space-xs);
  margin-top: var(--td-space-xl);
  list-style: none;
  padding: 0;
}

.page-numbers a,
.page-numbers span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 40px;
  padding: 0.5rem;
  border-radius: var(--td-radius-md);
  border: 1px solid var(--td-color-border);
  color: var(--td-color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--td-font-size-sm);
}

.page-numbers a:hover,
.page-numbers .current {
  background-color: var(--td-color-green);
  color: var(--td-color-surface);
  border-color: var(--td-color-green);
}

/* --------------------------------------------------------------------------
   7. Tablas Nutricionales Accesibles
   -------------------------------------------------------------------------- */
.td-table-wrapper {
  width: 100%;
  overflow-x: auto;
  margin-bottom: var(--td-space-lg);
  border-radius: var(--td-radius-md);
  border: 1px solid var(--td-color-border);
}

.td-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: var(--td-font-size-sm);
}

.td-table th,
.td-table td {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--td-color-border);
}

.td-table th {
  background-color: var(--td-color-green-dark);
  color: var(--td-color-cream);
  font-family: var(--td-font-sans);
  font-weight: 600;
}

.td-table tr:nth-child(even) td {
  background-color: rgba(245, 242, 233, 0.4);
}

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