/* ============================================================
   UNIVERSIDAD AUTÓNOMA — FORMULARIOS
   Basado en Manual de Marca 2026
   Tokens: variables.css | Tipografía: typography.css
   ============================================================
   Criterios de diseño aplicados del manual:
   - Bordes redondeados (coherente con los botones)
   - Naranja Autónoma como color de acento/foco
   - Tipografía Bold para labels (igual que CTAs)
   - Tipografía Regular para valores ingresados
   ============================================================ */

/* ----------------------------------------------------------
   GRUPO DE CAMPO
---------------------------------------------------------- */
.ua-field {
  display: flex;
  flex-direction: column;
  gap: var(--ua-space-2);
}

/* ----------------------------------------------------------
   LABEL
   Bold según el manual para textos de acción e identificación
---------------------------------------------------------- */
.ua-label {
  font-family: var(--ua-font-web);
  font-size: var(--ua-text-body-sm);
  font-weight: var(--ua-font-bold);
  color: var(--ua-negro);
  line-height: var(--ua-leading-snug);
}

.ua-label--required::after {
  content: ' *';
  color: var(--ua-naranja);
}

/* ----------------------------------------------------------
   INPUTS Y TEXTAREA — base
   Esquinas redondeadas coherentes con el sistema de botones.
   El foco usa el naranja institucional.
---------------------------------------------------------- */
.ua-input,
.ua-select,
.ua-textarea {
  width: 100%;
  padding: var(--ua-space-3) var(--ua-space-4);
  border: 2px solid #D1D5DB;
  border-radius: var(--ua-radius-lg);
  background-color: var(--ua-blanco);
  font-family: var(--ua-font-web);
  font-size: var(--ua-text-body);
  font-weight: var(--ua-font-regular);
  color: var(--ua-negro);
  line-height: var(--ua-leading-normal);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.ua-input::placeholder,
.ua-textarea::placeholder {
  color: #9CA3AF;
  font-weight: var(--ua-font-regular);
}

/* Foco — naranja institucional */
.ua-input:focus,
.ua-select:focus,
.ua-textarea:focus {
  border-color: var(--ua-naranja);
  box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.15);
}

/* Hover */
.ua-input:hover:not(:focus):not(:disabled),
.ua-select:hover:not(:focus):not(:disabled),
.ua-textarea:hover:not(:focus):not(:disabled) {
  border-color: #9CA3AF;
}

/* Deshabilitado */
.ua-input:disabled,
.ua-select:disabled,
.ua-textarea:disabled {
  background-color: #F3F4F6;
  color: #9CA3AF;
  cursor: not-allowed;
  opacity: 0.6;
}

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

/* ----------------------------------------------------------
   SELECT — flecha personalizada con naranja
---------------------------------------------------------- */
.ua-select {
  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='%23FF6600' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--ua-space-4) center;
  padding-right: var(--ua-space-10);
  cursor: pointer;
}

/* ----------------------------------------------------------
   ESTADO — VÁLIDO
   Verde claro del sistema Pregrado
---------------------------------------------------------- */
.ua-input--valid,
.ua-select--valid,
.ua-textarea--valid {
  border-color: #22C55E;
  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='%2322C55E' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--ua-space-4) center;
  padding-right: var(--ua-space-10);
}

.ua-input--valid:focus,
.ua-select--valid:focus,
.ua-textarea--valid:focus {
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}

/* ----------------------------------------------------------
   ESTADO — ERROR
   Naranja como único color de alerta (coherente con la marca)
---------------------------------------------------------- */
.ua-input--error,
.ua-select--error,
.ua-textarea--error {
  border-color: var(--ua-naranja);
  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='%23FF6600' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cline x1='12' y1='8' x2='12' y2='12'/%3E%3Cline x1='12' y1='16' x2='12.01' y2='16'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--ua-space-4) center;
  padding-right: var(--ua-space-10);
}

.ua-input--error:focus,
.ua-select--error:focus,
.ua-textarea--error:focus {
  box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.15);
}

/* ----------------------------------------------------------
   MENSAJE DE AYUDA / ERROR BAJO EL CAMPO
---------------------------------------------------------- */
.ua-field-hint {
  font-family: var(--ua-font-web);
  font-size: var(--ua-text-caption);
  font-weight: var(--ua-font-regular);
  color: #6B7280;
  line-height: var(--ua-leading-normal);
}

.ua-field-error {
  font-family: var(--ua-font-web);
  font-size: var(--ua-text-caption);
  font-weight: var(--ua-font-bold);
  color: var(--ua-naranja);
  line-height: var(--ua-leading-normal);
}

/* ----------------------------------------------------------
   CHECKBOX Y RADIO — personalizados con naranja
---------------------------------------------------------- */
.ua-check,
.ua-radio {
  display: inline-flex;
  align-items: center;
  gap: var(--ua-space-3);
  cursor: pointer;
  font-family: var(--ua-font-web);
  font-size: var(--ua-text-body);
  font-weight: var(--ua-font-regular);
  color: var(--ua-negro);
  user-select: none;
}

.ua-check input[type="checkbox"],
.ua-radio  input[type="radio"] {
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
  appearance: none;
  -webkit-appearance: none;
  border: 2px solid #D1D5DB;
  background-color: var(--ua-blanco);
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
  outline: none;
}

.ua-check input[type="checkbox"] {
  border-radius: var(--ua-radius-sm);
}

.ua-radio input[type="radio"] {
  border-radius: 50%;
}

.ua-check input[type="checkbox"]:checked {
  background-color: var(--ua-naranja);
  border-color: var(--ua-naranja);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'%3E%3Cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.ua-radio input[type="radio"]:checked {
  border-color: var(--ua-naranja);
  background-image: radial-gradient(circle, var(--ua-naranja) 50%, transparent 50%);
}

.ua-check input[type="checkbox"]:focus,
.ua-radio  input[type="radio"]:focus {
  box-shadow: 0 0 0 3px rgba(255, 102, 0, 0.15);
  border-color: var(--ua-naranja);
}

/* ----------------------------------------------------------
   FORMULARIO — estructura general
---------------------------------------------------------- */
.ua-form {
  display: flex;
  flex-direction: column;
  gap: var(--ua-space-6);
}

.ua-form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--ua-space-4);
}

/* ----------------------------------------------------------
   INPUT SEARCH — barra de búsqueda
---------------------------------------------------------- */
.ua-search {
  position: relative;
}

.ua-search .ua-input {
  padding-left: var(--ua-space-10);
}

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