/**
 * =============================================================================
 * SELECT UNIFICADO - Suite Education
 * =============================================================================
 * Sistema único de estilos para elementos <select>.
 * Reemplaza: select-modern-fix.css, form-white-inputs.css (selectores select)
 *
 * Uso: Agregar clase .form-select a cualquier <select>
 * Aliases soportados: .modern-select, .clean-select, .neu-select
 * =============================================================================
 */

/* =============================================================================
   RESET BASE PARA TODOS LOS SELECT
   ============================================================================= */
select {
    font-family: var(--font-family-base, 'Inter', sans-serif);
}

/* =============================================================================
   CLASE PRINCIPAL: .form-select
   ============================================================================= */
.form-select {
    display: block;
    width: 100%;
    padding: 0.625rem 2.5rem 0.625rem 0.875rem;
    font-family: var(--font-family-base, 'Inter', sans-serif);
    font-size: var(--font-size-base, 1rem);
    font-weight: var(--font-weight-normal, 400);
    line-height: var(--line-height-base, 1.5);
    color: var(--color-text-primary, #1e293b);
    background-color: var(--color-white, #ffffff);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2364748b'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-md, 0.5rem);
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    transition: border-color var(--transition-fast, 150ms),
                box-shadow var(--transition-fast, 150ms),
                background-color var(--transition-fast, 150ms);
}

.form-select:hover {
    border-color: var(--color-border-dark, #cbd5e1);
}

.form-select:focus {
    outline: none;
    border-color: var(--color-primary, #0049ff);
    box-shadow: 0 0 0 3px var(--color-primary-100, rgba(0, 73, 255, 0.15));
}

.form-select:disabled {
    background-color: var(--color-gray-100, #f1f5f9);
    color: var(--color-text-muted, #94a3b8);
    cursor: not-allowed;
    opacity: 0.7;
}

/* =============================================================================
   VARIANTES DE TAMAÑO
   ============================================================================= */

/* Pequeño */
.form-select--sm,
.form-select-sm {
    padding: 0.375rem 2rem 0.375rem 0.625rem;
    font-size: var(--font-size-sm, 0.875rem);
    background-size: 1rem;
    background-position: right 0.5rem center;
    border-radius: var(--radius-sm, 0.25rem);
}

/* Grande */
.form-select--lg,
.form-select-lg {
    padding: 0.875rem 3rem 0.875rem 1rem;
    font-size: var(--font-size-lg, 1.125rem);
    background-size: 1.5rem;
    background-position: right 1rem center;
    border-radius: var(--radius-lg, 0.75rem);
}

/* =============================================================================
   VARIANTES DE ESTADO
   ============================================================================= */

/* Error */
.form-select.is-invalid,
.form-select--error {
    border-color: var(--color-danger, #dc2626);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23dc2626'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
}

.form-select.is-invalid:focus,
.form-select--error:focus {
    border-color: var(--color-danger, #dc2626);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

/* Válido */
.form-select.is-valid,
.form-select--success {
    border-color: var(--color-success, #16a34a);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2316a34a'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
}

.form-select.is-valid:focus,
.form-select--success:focus {
    border-color: var(--color-success, #16a34a);
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
}

/* =============================================================================
   ALIASES PARA COMPATIBILIDAD (DEPRECADOS)
   Estos aliases se mantienen para no romper código existente.
   En nuevos desarrollos, usar .form-select
   ============================================================================= */

/* Alias: modern-select (deprecado) */
.modern-select {
    display: block;
    width: 100%;
    padding: 0.625rem 2.5rem 0.625rem 0.875rem;
    font-family: var(--font-family-base, 'Inter', sans-serif);
    font-size: var(--font-size-base, 1rem);
    color: var(--color-text-primary, #1e293b);
    background-color: var(--color-white, #ffffff);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2364748b'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-md, 0.5rem);
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    transition: border-color var(--transition-fast, 150ms), box-shadow var(--transition-fast, 150ms);
}

.modern-select:focus {
    outline: none;
    border-color: var(--color-primary, #0049ff);
    box-shadow: 0 0 0 3px var(--color-primary-100, rgba(0, 73, 255, 0.15));
}

/* Alias: clean-select (deprecado) */
.clean-select {
    display: block;
    width: 100%;
    padding: 0.625rem 2.5rem 0.625rem 0.875rem;
    font-family: var(--font-family-base, 'Inter', sans-serif);
    font-size: var(--font-size-base, 1rem);
    color: var(--color-text-primary, #1e293b);
    background-color: var(--color-white, #ffffff);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2364748b'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-md, 0.5rem);
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    transition: border-color var(--transition-fast, 150ms), box-shadow var(--transition-fast, 150ms);
}

.clean-select:focus {
    outline: none;
    border-color: var(--color-primary, #0049ff);
    box-shadow: 0 0 0 3px var(--color-primary-100, rgba(0, 73, 255, 0.15));
}

/* Alias: neu-select (neumórfico - deprecado) */
.neu-select {
    display: block;
    width: 100%;
    padding: 0.625rem 2.5rem 0.625rem 0.875rem;
    font-family: var(--font-family-base, 'Inter', sans-serif);
    font-size: var(--font-size-base, 1rem);
    color: var(--color-text-primary, #1e293b);
    background-color: var(--color-white, #ffffff);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2364748b'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-md, 0.5rem);
    box-shadow: var(--shadow-neu-inset, inset 2px 2px 4px rgba(163, 177, 198, 0.4), inset -2px -2px 4px rgba(255, 255, 255, 0.8));
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    transition: all var(--transition-fast, 150ms);
}

.neu-select:focus {
    outline: none;
    border-color: var(--color-primary, #0049ff);
    box-shadow: var(--shadow-neu-inset), 0 0 0 3px var(--color-primary-100, rgba(0, 73, 255, 0.15));
}

/* =============================================================================
   CONTEXTO: Selectores dentro de contenedores específicos
   Estos estilos NO usan !important para permitir override
   ============================================================================= */

/* Selects dentro de .neu-card sin clase específica */
.neu-card select:not(.form-select):not(.modern-select):not(.clean-select):not(.neu-select),
.neu-card-inset select:not(.form-select):not(.modern-select):not(.clean-select):not(.neu-select),
.form-card-neu select:not(.form-select):not(.modern-select):not(.clean-select):not(.neu-select) {
    background-color: #ffffff;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2364748b'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-md, 0.5rem);
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

/* =============================================================================
   SELECT MÚLTIPLE
   ============================================================================= */
.form-select[multiple],
select[multiple].form-select {
    padding-right: 0.875rem;
    background-image: none;
    height: auto;
    min-height: 120px;
}

.form-select[multiple] option {
    padding: 0.5rem 0.75rem;
}

/* =============================================================================
   RESPONSIVE
   ============================================================================= */
@media (max-width: 640px) {
    .form-select,
    .modern-select,
    .clean-select,
    .neu-select {
        font-size: 16px; /* Previene zoom en iOS */
    }
}