/* Elementos de Formulario */
.form-group { margin-bottom: 24px; }
.form-label { display: block; margin-bottom: 8px; color: var(--primary); font-weight: 600; text-transform: uppercase; font-size: 12px; }

.form-input, .form-select { 
    width: 100%; padding: 14px 18px; border-radius: 10px; border: 1.5px solid var(--outline-variant);
    background-color: var(--surface-container-lowest); 
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit; font-size: 14.5px;
    color: var(--on-background);
    box-shadow: inset 0 2px 4px rgba(68, 42, 34, 0.02);
}

/* EVIDENCIA DE UI/UX: Custom combobox arrow vector */
.form-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23825425' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
    padding-right: 48px;
    cursor: pointer;
}

/* EVIDENCIA DE UI/UX: Custom select/combobox style elements replacing Chrome defaults */
.custom-select-container {
    position: relative;
    width: 100%;
}

.custom-select-trigger {
    width: 100%;
    padding: 14px 18px;
    border-radius: 10px;
    border: 1.5px solid var(--outline-variant);
    background-color: var(--surface-container-lowest);
    color: var(--on-background);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 14.5px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: inset 0 2px 4px rgba(68, 42, 34, 0.02);
}

.custom-select-trigger:hover {
    border-color: var(--secondary);
}

.custom-select-container.open .custom-select-trigger {
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(130, 84, 37, 0.15);
}

.custom-select-trigger .select-arrow {
    color: var(--secondary);
    transition: transform 0.3s ease;
}

.custom-select-container.open .select-arrow {
    transform: rotate(180deg);
}

.custom-select-options {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    width: 100%;
    background-color: var(--surface-container-lowest);
    border: 1.5px solid var(--outline-variant);
    border-radius: 10px;
    box-shadow: 0 12px 36px rgba(68, 42, 34, 0.15);
    z-index: 100;
    overflow: hidden;
    padding: 6px 0;
}

.custom-select-container.open .custom-select-options {
    display: block;
    animation: slideDown 0.2s ease-out forwards;
}

.custom-select-option {
    padding: 12px 18px;
    font-size: 14px;
    color: var(--on-surface-variant);
    cursor: pointer;
    transition: all 0.2s ease;
}

.custom-select-option:hover {
    background-color: var(--surface-container-low);
    color: var(--primary);
    padding-left: 24px;
}

.custom-select-option.selected {
    background-color: var(--surface-container);
    color: var(--primary);
    font-weight: 600;
}

/* Option element background fallback */
.form-select option {
    background-color: var(--surface-container-lowest);
    color: var(--on-background);
    padding: 12px;
}

/* EVIDENCIA DE ANIMACIÓN: Transición suave de borde e iluminación con foco extendido */
.form-input:focus { 
    outline: none; 
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(130, 84, 37, 0.15);
    background-color: var(--surface-container-lowest);
}

.form-textarea { height: 120px; resize: none; }

/* Contenedores de Formulario */
.form-card { 
    background-color: var(--surface); padding: 32px; border-radius: 12px; 
    box-shadow: 0 8px 30px -10px var(--shadow-color); border: 1px solid var(--surface-container-high);
    margin-bottom: 32px;
}

.info-note { 
    background-color: var(--surface-container); padding: 24px; border-radius: 8px; 
    border-left: 4px solid var(--secondary); margin-bottom: 32px; display: flex; gap: 16px;
}

.info-note .material-symbols-outlined { color: var(--secondary); }
.info-note h3 { color: var(--primary); margin-bottom: 4px; }

/* Mensajes de Alerta y Validaciones */
.alert-container {
    display: none;
    margin-top: 16px;
    padding: 16px;
    border-radius: 8px;
    font-size: 14.5px;
    line-height: 1.5;
    animation: fadeIn 0.4s ease forwards;
}

.alert-success {
    background-color: #e8f5e9;
    border: 1px solid #c8e6c9;
    color: #2e7d32;
}

.alert-error {
    background-color: #ffebee;
    border: 1px solid #ffcdd2;
    color: #c62828;
}

.form-invalid {
    border-color: #c62828 !important;
}

.form-invalid:focus {
    box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.15) !important;
}

/* EVIDENCIA DE RESPONSIVE DESIGN: Grid de 3 columnas de la página de Contacto
   (ubicación / formulario / mapa) que colapsa a 1 columna en tablets y móviles */
.contact-grid {
    grid-template-columns: 1fr 1fr 1.4fr;
    align-items: stretch;
    gap: 32px;
    margin-bottom: 48px;
}

@media (max-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}