/**
 * Incyteful VASI Calculator - Frontend Styles
 * Version: 2.2.0 - Layout facial corregido
 */

/* Variables CSS (se sobrescriben dinámicamente desde PHP) */
:root {
    --vasi-color-primary: #FF6B6B;
    --vasi-color-secondary: #0075BE;
    --vasi-color-dark: #2B3A67;
    --vasi-color-background: #F3F3F3;
    --vasi-color-card: #FFFFFF;
    --vasi-calc-button-bg: #007bff;
    --vasi-calc-button-text: #ffffff;
    --vasi-calc-button-hover: #0056b3;
    --vasi-fullwidth-bg: #F3F3F3;
    
    /* Layout */
    --vasi-image-object-fit: cover;
    --vasi-image-object-position: center center;
    --vasi-image-aspect-ratio: 1/1;
    --vasi-image-border-radius: 12px;
    --vasi-image-min-height: 120px;
    --vasi-image-gap: 12px;
    --vasi-button-font-size: 16px;
    --vasi-button-padding: 12px;
    --vasi-button-min-width: 44px;
    --vasi-button-min-height: 44px;
    --vasi-card-padding: 24px;
    --vasi-element-gap: 16px;
    --vasi-container-max-width: 1200px;
    --vasi-calc-button-font-size: 18px;
    --vasi-calc-button-padding: 16px;
    --vasi-calc-button-border-radius: 12px;
}

/* Contenedor principal */
.incyteful-vasi-calculator-wrapper {
    background: var(--vasi-color-background);
    padding: 40px 20px;
    width: 100%;
    overflow-x: hidden;
}

.incyteful-vasi-calculator-container {
    max-width: var(--vasi-container-max-width);
    margin: 0 auto;
    width: 100%;
}

/* Box sizing global para todos los elementos del plugin */
.incyteful-vasi-calculator-wrapper *,
.incyteful-vasi-calculator-wrapper *::before,
.incyteful-vasi-calculator-wrapper *::after {
    box-sizing: border-box;
}

/* ============================================
   SECCIÓN FACIAL (F-VASI) - Layout especial
   ============================================ */

/* ============================================
   ZONA FACIAL - NUEVO LAYOUT
   ============================================ */

.vasi-facial-section {
    margin-bottom: 48px;
    width: 100%;
}

/* Card única con 2 columnas */
.vasi-facial-card-unified {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* ===== COLUMNA IZQUIERDA ===== */
.vasi-facial-col-left {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Header con icono, título, info y badge */
.vasi-facial-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 16px;
}

.vasi-facial-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.vasi-facial-icon {
    color: var(--vasi-color-primary);
    flex-shrink: 0;
}

/* Iconos personalizados de zona */
.vasi-zone-icon-custom {
    width: 24px;
    height: 24px;
    object-fit: contain;
    flex-shrink: 0;
}

.vasi-facial-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--vasi-color-dark);
    margin: 0;
}

.vasi-facial-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.vasi-facial-info-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid #e5e7eb;
    background: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.vasi-facial-info-btn:hover {
    background: #f3f4f6;
    border-color: var(--vasi-color-primary);
}

.vasi-facial-info-btn svg {
    color: #666;
}

.vasi-facial-badge {
    background: var(--vasi-color-primary);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

/* Área input con botones integrados */
.vasi-facial-area-section {
    width: 100%;
}

.vasi-facial-area-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.vasi-facial-area-input {
    width: 140px;
    font-size: 24px;
    font-weight: 600;
    padding: 12px 45px 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    text-align: center;
}

.vasi-facial-area-row .vasi-area-unit {
    font-size: 20px;
    position: relative;
    left: -50px;
    color: #666;
}

/* Controles de unidades (mano y dedo) */
.vasi-facial-unit-controls {
    display: flex;
    gap: 16px;
    align-items: center;
}

.vasi-body-unit-controls {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-top: 12px;
    justify-content: center;
}

.vasi-unit-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.vasi-unit-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent !important;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    outline: none;
    box-shadow: none !important;
}

.vasi-unit-btn:focus {
    outline: none;
    background: transparent !important;
    box-shadow: none !important;
}

.vasi-unit-btn:hover {
    background: transparent !important;
    opacity: 0.8;
    transform: scale(1.05);
}

.vasi-unit-btn:active {
    background: transparent !important;
    transform: scale(0.95);
}

.vasi-unit-btn-img {
    width: 32px;
    height: 32px;
    display: block;
}

.vasi-unit-icon-img {
    width: 32px;
    height: 32px;
    display: block;
}

/* ===== COLUMNA DERECHA ===== */
.vasi-facial-col-right {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.vasi-btn-fvasi,
.vasi-facial-col-right .vasi-btn-fvasi,
button.vasi-btn-fvasi {
    width: 100%;
    padding: 16px;
    background: #E83663 !important;
    color: white !important;
    border: none !important;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.vasi-btn-fvasi:hover,
.vasi-facial-col-right .vasi-btn-fvasi:hover,
button.vasi-btn-fvasi:hover {
    background: #E83663 !important;
    opacity: 0.9;
}

.vasi-facial-result-area {
    flex: 1;
    background: #f3f3f3;
    border-radius: 12px;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.vasi-facial-result-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--vasi-color-dark);
    text-align: center;
}

.vasi-btn-reset-facial {
    align-self: flex-end;
    padding: 10px 20px;
    background: transparent;
    color: #666;
    border: none;
    font-size: 14px;
    text-decoration: underline;
    cursor: pointer;
}

.vasi-btn-reset-facial:hover {
    color: var(--vasi-color-primary);
}
}

.vasi-results-fvasi .vasi-result-row {
    border-bottom-color: rgba(43, 58, 103, 0.1);
    padding: 8px 0;
}

.vasi-results-fvasi .vasi-result-label,
.vasi-results-fvasi .vasi-result-value {
    color: var(--vasi-color-dark);
}

/* ============================================
   SECCIÓN CORPORAL (Zonas 2-7) - Layout normal
   ============================================ */

.vasi-body-section {
    margin-bottom: 32px;
    width: 100%;
}

/* Grid de zonas corporales - Columnas independientes */
.vasi-zones-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    width: 100%;
    align-items: start;
    grid-auto-rows: auto;
}

.vasi-zone-card {
    width: 100%;
}

@media (min-width: 768px) {
    .vasi-zones-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .vasi-zones-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Tarjeta de zona normal */
.vasi-zone-card {
    background: var(--vasi-color-card);
    border-radius: 16px;
    padding: var(--vasi-card-padding);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-width: 0;
    overflow: hidden;
}

.vasi-zone-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

/* Header de zona */
.vasi-zone-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--vasi-element-gap);
    gap: 12px;
}

.vasi-zone-title {
    color: var(--vasi-color-dark);
    font-size: 18px;
    font-weight: 600;
    margin: 0;
    flex: 1;
}

.vasi-zone-badge {
    background: var(--vasi-color-secondary);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
}

/* Secciones */
.vasi-depigmentation-section,
.vasi-area-section {
    margin-bottom: var(--vasi-element-gap);
}

.vasi-section-label {
    display: block;
    color: var(--vasi-color-dark);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
}

/* Grid de despigmentación normal (3x2) */
.vasi-depigmentation-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--vasi-image-gap);
    width: 100%;
}

/* Grid horizontal para 6 imágenes en línea - OVERRIDE ESPECÍFICO */
.vasi-depigmentation-grid.vasi-depigmentation-horizontal {
    display: flex !important;
    flex-direction: row !important;
    grid-template-columns: unset !important;
    gap: 8px !important;
    width: 100% !important;
    flex-wrap: nowrap !important;
}

.vasi-depigmentation-grid.vasi-depigmentation-horizontal .vasi-depig-option {
    flex: 1 1 0;
    min-width: 0;
    max-width: none;
}

/* Asegurar que las imágenes en horizontal tengan altura adecuada */
.vasi-depigmentation-grid.vasi-depigmentation-horizontal .vasi-depig-image-wrapper {
    min-height: var(--vasi-image-min-height); /* Usar la misma variable que el resto */
    height: auto;
    max-height: none;
}

.vasi-depigmentation-grid.vasi-depigmentation-horizontal .vasi-placeholder-percent {
    font-size: 32px; /* Mismo tamaño que el resto */
}

.vasi-depigmentation-grid.vasi-depigmentation-horizontal .vasi-depig-label {
    font-size: 11px;
    margin-top: 4px;
}

.vasi-depig-option {
    cursor: pointer;
    transition: transform 0.2s ease;
    min-width: 0;
}

.vasi-depig-option:hover {
    transform: scale(1.05);
}

.vasi-depig-option.selected .vasi-depig-image-wrapper {
    border: 3px solid var(--vasi-color-primary);
    box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.2);
}

.vasi-depig-image-wrapper {
    aspect-ratio: var(--vasi-image-aspect-ratio);
    border-radius: var(--vasi-image-border-radius);
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    min-height: var(--vasi-image-min-height);
    width: 100%;
    position: relative;
    background: #f5f5f5;
    display: block;
}

.vasi-depig-image {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    object-position: center center !important;
    display: block !important;
    max-width: 100% !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
}

/* Placeholder cuando no hay imagen */
.vasi-depig-placeholder {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
}

.vasi-placeholder-percent {
    font-size: 32px;
    font-weight: 700;
    color: #666;
    text-align: center;
}

.vasi-depig-label {
    display: block;
    text-align: center;
    margin-top: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--vasi-color-dark);
}

/* Controles de área */
.vasi-area-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    width: 100%;
}

.vasi-area-input {
    flex: 1;
    width: 100%;
    padding: 16px 50px 16px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    font-size: 24px;
    text-align: center;
    font-weight: 700;
    color: var(--vasi-color-dark);
    transition: all 0.3s ease;
}

.vasi-area-input:focus {
    outline: none;
    border-color: var(--vasi-color-primary);
}

/* Animación flash para feedback */
.vasi-area-input.vasi-input-flash {
    animation: vasiFlash 0.3s ease;
}

@keyframes vasiFlash {
    0%, 100% { 
        background-color: transparent; 
        border-color: #e0e0e0;
    }
    50% { 
        background-color: rgba(0, 117, 190, 0.1);
        border-color: var(--vasi-color-secondary);
    }
}

.vasi-area-unit {
    position: absolute;
    right: 50px;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 700;
    color: var(--vasi-color-dark);
    font-size: 20px;
    pointer-events: none;
}

/* Botones de unidades */
.vasi-unit-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 12px;
    width: 100%;
}

.vasi-btn-unit {
    padding: 12px 16px;
    border: 2px solid transparent;
    border-radius: 40px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none !important;
    box-shadow: none !important;
    width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Botones de añadir (verde) */
.vasi-btn-unit.vasi-btn-add {
    background: var(--vasi-add-button-bg, #28a745) !important;
    color: var(--vasi-add-button-text, #ffffff) !important;
    border-color: var(--vasi-add-button-bg, #28a745) !important;
}

.vasi-btn-unit.vasi-btn-add:hover {
    background: var(--vasi-add-button-hover, #218838) !important;
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3) !important;
}

.vasi-btn-unit.vasi-btn-add:focus {
    outline: none !important;
    background: var(--vasi-add-button-bg, #28a745) !important;
    color: var(--vasi-add-button-text, #ffffff) !important;
}

.vasi-btn-unit.vasi-btn-add:active {
    transform: scale(0.98);
}

/* Botones de restar (rojo) */
.vasi-btn-unit.vasi-btn-remove {
    background: var(--vasi-remove-button-bg, #dc3545) !important;
    color: var(--vasi-remove-button-text, #ffffff) !important;
    border-color: var(--vasi-remove-button-bg, #dc3545) !important;
}

.vasi-btn-unit.vasi-btn-remove:hover {
    background: var(--vasi-remove-button-hover, #c82333) !important;
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3) !important;
}

.vasi-btn-unit.vasi-btn-remove:focus {
    outline: none !important;
    background: var(--vasi-remove-button-bg, #dc3545) !important;
    color: var(--vasi-remove-button-text, #ffffff) !important;
}

.vasi-btn-unit.vasi-btn-remove:active {
    transform: scale(0.98);
}

/* Botón reiniciar zona */
.vasi-btn-reset-zone {
    padding: 8px 16px;
    background: transparent !important;
    border: none !important;
    color: #6c757d !important;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none !important;
    box-shadow: none !important;
    text-decoration: underline;
    text-underline-offset: 3px;
    text-align: center;
}

.vasi-btn-reset-zone:hover {
    color: #dc3545 !important;
    text-decoration: underline;
}

.vasi-btn-reset-zone:focus {
    outline: none !important;
    color: #6c757d !important;
}

.vasi-btn-reset-zone:active {
    transform: scale(0.98);
}

/* ============================================
   BOTONES DE ACCIÓN PRINCIPALES
   ============================================ */

.vasi-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.incyteful-vasi-calculator-wrapper .vasi-actions .vasi-btn-calculate,
.incyteful-vasi-calculator-wrapper .vasi-actions button.vasi-btn-calculate,
button.vasi-btn-calculate {
    background: var(--vasi-calc-button-bg, #007bff) !important;
    background-color: var(--vasi-calc-button-bg, #007bff) !important;
    color: var(--vasi-calc-button-text, #ffffff) !important;
    border: none !important;
    border-color: var(--vasi-calc-button-bg, #007bff) !important;
    border-radius: 40px !important;
    padding: var(--vasi-calc-button-padding, 16px) 32px !important;
    font-size: var(--vasi-calc-button-font-size, 18px) !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3) !important;
    outline: none !important;
    text-decoration: none !important;
}

.incyteful-vasi-calculator-wrapper .vasi-actions .vasi-btn-calculate:hover,
.incyteful-vasi-calculator-wrapper .vasi-actions button.vasi-btn-calculate:hover,
button.vasi-btn-calculate:hover,
.vasi-facial-actions .vasi-btn-calculate:hover {
    background: var(--vasi-calc-button-bg, #007bff) !important;
    background-color: var(--vasi-calc-button-bg, #007bff) !important;
    color: var(--vasi-calc-button-text, #ffffff) !important;
    border-color: var(--vasi-calc-button-bg, #007bff) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4) !important;
    opacity: 0.9;
}

.incyteful-vasi-calculator-wrapper .vasi-actions .vasi-btn-calculate:focus,
.incyteful-vasi-calculator-wrapper .vasi-actions button.vasi-btn-calculate:focus,
button.vasi-btn-calculate:focus,
.vasi-facial-actions .vasi-btn-calculate:focus {
    outline: none !important;
    background: var(--vasi-calc-button-bg, #007bff) !important;
    background-color: var(--vasi-calc-button-bg, #007bff) !important;
    color: var(--vasi-calc-button-text, #ffffff) !important;
    border-color: var(--vasi-calc-button-bg, #007bff) !important;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3) !important;
}

.incyteful-vasi-calculator-wrapper .vasi-actions .vasi-btn-calculate:active,
.incyteful-vasi-calculator-wrapper .vasi-actions button.vasi-btn-calculate:active,
button.vasi-btn-calculate:active,
.vasi-facial-actions .vasi-btn-calculate:active {
    transform: translateY(0) !important;
    background: var(--vasi-calc-button-hover, #0056b3) !important;
    background-color: var(--vasi-calc-button-hover, #0056b3) !important;
}

.incyteful-vasi-calculator-wrapper .vasi-actions .vasi-btn-reset,
.incyteful-vasi-calculator-wrapper .vasi-actions button.vasi-btn-reset,
button.vasi-btn-reset {
    background: white !important;
    background-color: white !important;
    color: var(--vasi-color-dark, #2B3A67) !important;
    border: 2px solid var(--vasi-color-dark, #2B3A67) !important;
    border-color: var(--vasi-color-dark, #2B3A67) !important;
    border-radius: 40px !important;
    padding: var(--vasi-calc-button-padding, 16px) 32px !important;
    font-size: var(--vasi-calc-button-font-size, 18px) !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    outline: none !important;
    text-decoration: none !important;
}

.incyteful-vasi-calculator-wrapper .vasi-actions .vasi-btn-reset:hover,
.incyteful-vasi-calculator-wrapper .vasi-actions button.vasi-btn-reset:hover,
button.vasi-btn-reset:hover {
    background: var(--vasi-color-dark, #2B3A67) !important;
    background-color: var(--vasi-color-dark, #2B3A67) !important;
    color: white !important;
    border-color: var(--vasi-color-dark, #2B3A67) !important;
    transform: translateY(-2px) !important;
}

.incyteful-vasi-calculator-wrapper .vasi-actions .vasi-btn-reset:focus,
.incyteful-vasi-calculator-wrapper .vasi-actions button.vasi-btn-reset:focus,
button.vasi-btn-reset:focus {
    outline: none !important;
    background: white !important;
    background-color: white !important;
    color: var(--vasi-color-dark, #2B3A67) !important;
    border-color: var(--vasi-color-dark, #2B3A67) !important;
}

.incyteful-vasi-calculator-wrapper .vasi-actions .vasi-btn-reset:active,
.incyteful-vasi-calculator-wrapper .vasi-actions button.vasi-btn-reset:active,
button.vasi-btn-reset:active {
    transform: translateY(0) !important;
}

/* ============================================
   RESULTADOS
   ============================================ */

.vasi-results {
    background: linear-gradient(135deg, var(--vasi-color-primary) 0%, #FF8E8E 100%);
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 8px 24px rgba(255, 107, 107, 0.3);
    color: white;
}

.vasi-results-tvasi {
    margin-top: 0;
}

.vasi-results-title {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 20px 0;
    text-align: center;
}

.vasi-results-content {
    font-size: 16px;
    line-height: 1.8;
}

.vasi-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.vasi-result-row:last-child {
    border-bottom: none;
}

.vasi-result-label {
    font-weight: 600;
}

.vasi-result-value {
    font-size: 20px;
    font-weight: 700;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1023px) {
    /* Zona facial: cambiar a layout vertical en tablets */
    .vasi-facial-grid {
        flex-direction: column;
    }
    
    .vasi-facial-card-left,
    .vasi-facial-card-right {
        width: 100% !important;
    }
    
    /* Despigmentación horizontal pasa a 3x2 */
    .vasi-depigmentation-grid.vasi-depigmentation-horizontal {
        display: grid !important;
        grid-template-columns: repeat(3, 1fr) !important;
        flex-direction: unset !important;
    }
    
    .vasi-depigmentation-grid.vasi-depigmentation-horizontal .vasi-depig-option {
        flex: unset;
    }
}

@media (max-width: 767px) {
    .incyteful-vasi-calculator-wrapper {
        padding: 20px 16px;
    }
    
    .vasi-facial-section {
        margin-bottom: 32px;
    }
    
    .vasi-facial-card-left,
    .vasi-facial-card-right {
        padding: 20px !important;
        width: 100% !important;
    }
    
    .vasi-facial-grid {
        flex-direction: column !important;
    }
    
    /* Despigmentación en 2 columnas en mobile */
    .vasi-depigmentation-grid.vasi-depigmentation-horizontal {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        flex-direction: unset !important;
    }
    
    .vasi-depigmentation-grid.vasi-depigmentation-horizontal .vasi-depig-option {
        flex: unset;
    }
    
    .vasi-facial-actions {
        flex-direction: column;
        padding: 16px 20px;
        margin-top: 20px; /* Margen en mobile también */
    }
    
    .vasi-facial-actions .vasi-btn-calculate {
        width: 100%;
    }
    
    .vasi-results-fvasi {
        width: 100%;
        min-width: 100%;
    }
    
    .vasi-zones-grid {
        grid-template-columns: 1fr;
    }
    
    .vasi-zone-card {
        padding: 20px;
    }
    
    .vasi-depigmentation-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Botones de unidades en columna en mobile */
    .vasi-unit-buttons {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .vasi-btn-unit {
        padding: 14px 20px;
        font-size: 14px;
    }
    
    .vasi-actions {
        flex-direction: column;
        gap: 12px;
    }
    
    .vasi-btn-calculate,
    .vasi-btn-reset {
        width: 100% !important;
        padding: 14px 24px !important;
        font-size: 16px !important;
    }
    
    .vasi-zone-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .vasi-area-unit {
        font-size: 18px;
        right: 14px;
    }
    
    .vasi-results {
        padding: 24px 20px;
    }
    
    .vasi-results-title {
        font-size: 20px;
    }
    
    .vasi-placeholder-percent {
        font-size: 24px;
    }
}

/* Tablets */
@media (min-width: 768px) and (max-width: 1023px) {
    .vasi-unit-buttons {
        gap: 10px;
    }
    
    .vasi-btn-unit {
        font-size: 12px;
        padding: 10px 12px;
    }
}

/* ============================================
   ANIMACIONES
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.vasi-results {
    animation: fadeIn 0.5s ease;
}

/* Estados de carga */
.vasi-loading {
    opacity: 0.6;
    pointer-events: none;
}

.vasi-btn-calculate.loading::after {
    content: "...";
    animation: dots 1.5s infinite;
}

@keyframes dots {
    0%, 20% { content: "."; }
    40% { content: ".."; }
    60%, 100% { content: "..."; }
}

/* ============================================
   ZONAS COLAPSABLES
   ============================================ */

/* Header clickeable */
.vasi-zone-header-clickable {
    cursor: pointer;
    display: flex !important;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px !important;
    transition: background-color 0.2s ease;
}

.vasi-zone-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.vasi-zone-header-right {
    display: flex;
    align-items: center;
}

/* Chevron animado */
.vasi-chevron {
    transition: transform 0.3s ease;
    color: #666;
}

.vasi-zone-collapsible.collapsed .vasi-chevron {
    transform: rotate(-90deg);
}

/* Contenido colapsable */
.vasi-zone-content {
    max-height: 2000px;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.3s ease, padding 0.3s ease;
    opacity: 1;
    padding: 0 24px 24px 24px;
    position: relative;
}

.vasi-zone-collapsible.collapsed .vasi-zone-content {
    max-height: 0;
    opacity: 0;
    padding: 0 24px;
}

/* Ajustar espaciado del header cuando está colapsado */
.vasi-zone-collapsible.collapsed .vasi-zone-header-clickable {
    padding: 16px 24px;
}

/* ============================================
   SLIDER DE DESPIGMENTACIÓN
   ============================================ */

.vasi-slider-container {
    position: relative;
    padding: 40px 0 10px 0;
}

.vasi-slider-tooltip {
    position: absolute;
    top: 0;
    left: 0;
    background: var(--vasi-color-dark);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    pointer-events: none;
    transition: left 0.15s ease;
    z-index: 10;
    white-space: nowrap;
}

.vasi-slider-tooltip::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 4px solid var(--vasi-color-dark);
}

.vasi-depigmentation-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: transparent;
    outline: none;
    margin: 10px 0;
}

/* Track */
.vasi-depigmentation-slider::-webkit-slider-runnable-track {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e5e7eb;
}

.vasi-depigmentation-slider::-moz-range-track {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e5e7eb;
    border: none;
}

/* Thumb */
.vasi-depigmentation-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #02aff2;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s ease;
    margin-top: -8px;
}

.vasi-depigmentation-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.vasi-depigmentation-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #02aff2;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s ease;
}

.vasi-depigmentation-slider::-moz-range-thumb:hover {
    transform: scale(1.1);
}

/* ============================================
   BANNER VASI PARCIAL
   ============================================ */

.vasi-partial-banner {
    background-color: #1a1a1a;
    color: #ffffff;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
}

.vasi-partial-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    stroke: #4ade80;
}

.vasi-partial-label {
    color: #ffffff;
}

.vasi-partial-value {
    color: #4ade80;
    margin-left: 4px;
    font-variant-numeric: tabular-nums;
}

/* El banner se ve tanto cuando está colapsado como expandido */
.vasi-zone-collapsible .vasi-partial-banner {
    /* No se oculta con el collapse del contenido */
}

/* ============================================
   FOOTER DE CÁLCULO (STICKY)
   ============================================ */

.incyteful-vasi-calc-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding: 16px 24px;
    background: var(--vasi-color-card, #ffffff);
    width: 100%;
}

.vasi-calc-footer-buttons {
    display: flex;
    gap: 16px;
    flex-shrink: 0;
}

.vasi-calc-footer-results {
    display: flex;
    gap: 32px;
    align-items: center;
}

.vasi-footer-result-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 600;
}

.vasi-footer-result-label {
    color: var(--vasi-color-dark, #2B3A67);
}

.vasi-footer-result-value {
    color: #E83663;
    font-variant-numeric: tabular-nums;
    min-width: 50px;
    text-align: right;
}

/* Botones de cálculo en el footer - color específico */
.incyteful-vasi-calc-footer .vasi-btn-calculate,
.vasi-calc-footer-buttons .vasi-btn-calculate {
    background: #E83663 !important;
    border-color: #E83663 !important;
    padding: 13px 26px !important;
}

.incyteful-vasi-calc-footer .vasi-btn-calculate:hover,
.vasi-calc-footer-buttons .vasi-btn-calculate:hover {
    background: #E83663 !important;
    border-color: #E83663 !important;
    opacity: 0.9;
}

.incyteful-vasi-calc-footer .vasi-btn-calculate:focus,
.incyteful-vasi-calc-footer .vasi-btn-calculate:active,
.vasi-calc-footer-buttons .vasi-btn-calculate:focus,
.vasi-calc-footer-buttons .vasi-btn-calculate:active {
    background: #E83663 !important;
    border-color: #E83663 !important;
}

/* Botón de reiniciar en el footer - estilo outline */
.vasi-btn-reset-footer {
    background: #ffffff !important;
    color: var(--vasi-color-dark, #2B3A67) !important;
    border: 2px solid var(--vasi-color-dark, #2B3A67) !important;
    border-radius: 10px !important;
}

.vasi-btn-reset-footer:hover {
    background: var(--vasi-color-dark, #2B3A67) !important;
    color: #ffffff !important;
}

/* Responsive */
@media (max-width: 768px) {
    .incyteful-vasi-calc-footer {
        flex-direction: column;
        gap: 16px;
    }
    
    .vasi-calc-footer-buttons {
        width: 100%;
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: wrap !important;
        gap: 5px !important;
    }
    
    /* Botones F-VASI y T-VASI al 50% en la misma fila */
    .vasi-calc-footer-buttons .vasi-btn-calculate {
        flex: 1 1 calc(50% - 2.5px) !important;
        min-width: calc(50% - 2.5px) !important;
        max-width: calc(50% - 2.5px) !important;
    }
    
    /* Estilo de botones de cálculo en mobile */
    .vasi-calc-footer-buttons button.vasi-btn-calculate,
    .vasi-calc-footer-buttons .vasi-btn-calculate,
    button.vasi-btn-calculate,
    .vasi-btn-calculate {
        font-size: 15px !important;
        padding: 6px 10px !important;
    }
    
    /* Estilo de botón Reiniciar en mobile */
    .vasi-calc-footer-buttons button.vasi-btn-reset,
    .vasi-calc-footer-buttons .vasi-btn-reset,
    .vasi-calc-footer-buttons button.vasi-btn-reset-footer,
    .vasi-calc-footer-buttons .vasi-btn-reset-footer,
    button.vasi-btn-reset,
    .vasi-btn-reset,
    button.vasi-btn-reset-footer,
    .vasi-btn-reset-footer {
        font-size: 15px !important;
        padding: 4px 10px !important;
    }
    
    /* Botón Reiniciar al 100% debajo */
    .vasi-calc-footer-buttons .vasi-btn-reset,
    .vasi-calc-footer-buttons .vasi-btn-reset-footer {
        flex: 1 1 100% !important;
        width: 100% !important;
    }
    
    .vasi-calc-footer-results {
        width: 100%;
        justify-content: space-around;
    }
    
    /* ============================================
       ZONA FACIAL - MOBILE
       ============================================ */
    
    /* Sección facial - reducir margin bottom */
    .vasi-facial-section {
        margin-bottom: 16px !important;
    }
    
    /* Card facial: de 2 columnas a 1 columna (stack) */
    .vasi-facial-card-unified {
        display: flex !important;
        flex-direction: column !important;
        grid-template-columns: unset !important;
        gap: 16px !important;
        padding: 15px !important;
    }
    
    /* Columna izquierda: ocupa todo el ancho */
    .vasi-facial-col-left {
        width: 100% !important;
        gap: 16px !important;
    }
    
    /* Columna derecha: ocupa todo el ancho, se posiciona después */
    .vasi-facial-col-right {
        width: 100% !important;
        gap: 12px !important;
    }
    
    /* Fila 1: Header facial */
    .vasi-facial-header {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        padding-bottom: 0 !important;
    }
    
    .vasi-facial-header-left {
        display: flex !important;
        align-items: center !important;
        gap: 10px !important;
        flex: 1 !important;
        min-width: 0 !important;
    }
    
    .vasi-facial-header-right {
        display: flex !important;
        align-items: center !important;
        gap: 8px !important;
        flex-shrink: 0 !important;
    }
    
    /* Título facial igual al resto de zonas */
    .vasi-facial-title {
        font-size: 15px !important;
    }
    
    /* Badge facial igual al resto */
    .vasi-facial-badge {
        font-size: 11px !important;
        padding: 4px 8px !important;
    }
    
    /* Input área facial */
    .vasi-facial-area-section {
        width: 100% !important;
    }
    
    .vasi-facial-area-section .vasi-section-label {
        font-size: 13px !important;
    }
    
    /* Separar input de botones mano/dedo - stack vertical */
    .vasi-facial-area-row {
        display: block !important;
        position: relative !important;
    }
    
    .vasi-facial-area-input {
        width: 100% !important;
        font-size: 20px !important;
        padding: 8px 45px 8px 14px !important;
    }
    
    .vasi-facial-area-row .vasi-area-unit {
        position: absolute !important;
        right: 14px !important;
        left: unset !important;
        top: 8px !important;
        transform: none !important;
        font-size: 18px !important;
    }
    
    /* Botones mano y dedo en fila separada */
    .vasi-facial-unit-controls {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        width: 100% !important;
        gap: 16px !important;
        margin-top: 12px !important;
    }
    
    .vasi-facial-unit-controls .vasi-unit-btn {
        padding: 0 !important;
    }
    
    /* Slider despigmentación */
    .vasi-facial-col-left .vasi-depigmentation-section {
        margin-bottom: 0 !important;
    }
    
    .vasi-facial-col-left .vasi-depigmentation-section .vasi-section-label {
        font-size: 13px !important;
    }
    
    /* Botón Calcular F-VASI */
    .vasi-facial-col-right .vasi-btn-fvasi,
    .vasi-btn-fvasi {
        width: 100% !important;
        font-size: 15px !important;
        padding: 10px !important;
    }
    
    /* Área de resultado facial */
    .vasi-facial-result-area {
        padding: 16px !important;
    }
    
    .vasi-facial-result-value {
        font-size: 16px !important;
    }
    
    /* Botón reiniciar facial */
    .vasi-btn-reset-facial {
        width: 100% !important;
        font-size: 13px !important;
        padding: 8px 16px !important;
        text-align: center !important;
        align-self: stretch !important;
    }
    
    /* Icono de información en mobile */
    .vasi-info-icon {
        width: 24px !important;
        height: 24px !important;
    }
    
    /* Banner VASI parcial - compensar padding de la card */
    .vasi-zone-card .vasi-partial-banner {
        margin-left: -8px !important;
        margin-right: -8px !important;
        margin-bottom: -8px !important;
        padding: 5px 15px 14px 21px !important;
    }
}

/* ============================================
   BOTONES DE INFORMACIÓN Y POPUP
   ============================================ */

/* Botón de información común */
.vasi-info-btn {
    background: transparent !important;
    border: none !important;
    padding: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s ease, transform 0.2s ease;
    outline: none !important;
    box-shadow: none !important;
}

.vasi-info-btn:hover {
    opacity: 0.7;
    transform: scale(1.1);
    background: transparent !important;
}

.vasi-info-btn:focus,
.vasi-info-btn:active {
    background: transparent !important;
    outline: none !important;
    box-shadow: none !important;
}

.vasi-info-icon {
    width: 30px;
    height: 30px;
    display: block;
}

/* Botón en zona facial (arriba derecha) */
.vasi-facial-header-right .vasi-info-btn {
    margin-right: 8px;
}

/* Contenedor de botones en zonas corporales - usando flexbox */
.vasi-zone-buttons {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding: 0;
    min-height: 40px; /* Altura mínima para consistencia */
}

/* Botón de información en zonas corporales */
.vasi-info-btn-zone {
    /* Sin estilos adicionales, hereda de .vasi-info-btn */
}

/* Botón de reiniciar zona - sin position absolute */
.vasi-zone-content .vasi-btn-reset-zone {
    /* Quitamos position absolute, usa el flujo normal */
    position: static;
}

/* Botón de reiniciar en zona facial - mantiene width 100% */
.vasi-facial-card .vasi-btn-reset-zone {
    width: 100%;
}

/* Modal de información */
.vasi-info-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.vasi-info-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.vasi-info-modal-content {
    position: relative;
    background: white;
    border-radius: 16px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    z-index: 1;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.vasi-info-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(0, 0, 0, 0.1);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--vasi-color-dark, #2B3A67);
    transition: background 0.2s ease;
    z-index: 2;
}

.vasi-info-modal-close:hover {
    background: rgba(0, 0, 0, 0.2);
}

.vasi-info-modal-body {
    padding: 48px 32px 32px;
    overflow-y: auto;
    max-height: calc(80vh - 40px);
}

.vasi-info-modal-body h1,
.vasi-info-modal-body h2,
.vasi-info-modal-body h3,
.vasi-info-modal-body h4 {
    color: var(--vasi-color-dark, #2B3A67);
    margin-top: 0;
    margin-bottom: 16px;
}

.vasi-info-modal-body p {
    margin-bottom: 12px;
    line-height: 1.6;
    color: #333;
}

.vasi-info-modal-body ul,
.vasi-info-modal-body ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

.vasi-info-modal-body li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.vasi-info-modal-body strong {
    font-weight: 600;
    color: var(--vasi-color-dark, #2B3A67);
}

.vasi-info-modal-body a {
    color: var(--vasi-color-secondary, #0075BE);
    text-decoration: underline;
}

.vasi-info-modal-body a:hover {
    text-decoration: none;
}

/* Responsive */
@media (max-width: 768px) {
    .vasi-info-modal-content {
        width: 95%;
        max-height: 90vh;
    }
    
    .vasi-info-modal-body {
        padding: 40px 20px 20px;
        max-height: calc(90vh - 40px);
    }
    
    .vasi-info-btn-bottom {
        bottom: 12px;
        right: 12px;
    }
}

/* ============================================
   RESPONSIVE MOBILE - ZONAS CORPORALES
   ============================================ */

@media (max-width: 767px) {
    
    /* Contenedor principal - márgenes laterales */
    .incyteful-vasi-calculator-wrapper {
        padding: 20px !important;
    }
    
    /* Grid de zonas: stack vertical con gap de 15px */
    .vasi-zones-grid {
        display: flex !important;
        flex-direction: column !important;
        gap: 15px !important;
    }
    
    /* Cards de zonas corporales */
    .vasi-body-section .vasi-zone-card {
        padding: 0px 8px 0px 8px !important;
        margin: 0 !important;
    }
    
    /* Header clickable de zonas colapsables - FORZAR UNA LÍNEA */
    .vasi-zone-collapsible .vasi-zone-header-clickable,
    .vasi-zone-card .vasi-zone-header-clickable {
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: nowrap !important;
        justify-content: space-between !important;
        align-items: center !important;
        padding: 15px !important;
        gap: 10px !important;
    }
    
    /* Header left: icono + título + badge - LIMITAR ANCHO */
    .vasi-zone-collapsible .vasi-zone-header-left,
    .vasi-zone-card .vasi-zone-header-left {
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        gap: 10px !important;
        flex: 1 1 0% !important;
        min-width: 0 !important;
        flex-wrap: nowrap !important;
        overflow: hidden !important;
    }
    
    /* Header right: solo chevron - ANCHO FIJO */
    .vasi-zone-collapsible .vasi-zone-header-right,
    .vasi-zone-card .vasi-zone-header-right {
        display: flex !important;
        align-items: center !important;
        flex: 0 0 auto !important;
        width: 24px !important;
    }
    
    /* Icono de zona */
    .vasi-zone-collapsible .vasi-zone-icon-custom,
    .vasi-zone-card .vasi-zone-icon-custom {
        flex-shrink: 0 !important;
        width: 24px !important;
        height: 24px !important;
    }
    
    /* Título de zona - puede romper en varias líneas */
    .vasi-zone-collapsible .vasi-zone-title,
    .vasi-zone-card .vasi-zone-title {
        font-size: 15px !important;
        flex: 1 1 auto !important;
        min-width: 0 !important;
        margin: 0 !important;
    }
    
    /* Badge Max BSA - siempre visible, no se rompe */
    .vasi-zone-collapsible .vasi-zone-badge,
    .vasi-zone-card .vasi-zone-badge {
        font-size: 11px !important;
        padding: 4px 8px !important;
        flex-shrink: 0 !important;
        white-space: nowrap !important;
    }
    
    /* Chevron - tamaño fijo */
    .vasi-zone-collapsible .vasi-chevron,
    .vasi-zone-card .vasi-chevron {
        flex-shrink: 0 !important;
        width: 20px !important;
        height: 20px !important;
    }
    
    /* Override para estado colapsado - selector específico para ganar a custom CSS */
    .vasi-body-section .vasi-zone-collapsible.collapsed .vasi-zone-header-clickable,
    .vasi-zones-grid .vasi-zone-collapsible.collapsed .vasi-zone-header-clickable {
        padding-top: 14px !important;
        padding-right: 15px !important;
        padding-bottom: 0px !important;
        padding-left: 15px !important;
        min-height: 10px !important;
    }
    
    /* Contenido de la zona - padding 15px */
    .vasi-zone-collapsible .vasi-zone-content,
    .vasi-zone-card .vasi-zone-content {
        padding: 0 15px 15px 15px !important;
    }
    
    .vasi-zone-collapsible.collapsed .vasi-zone-content {
        padding: 0 15px !important;
    }
    
    /* Fila 2: Campo área afectada */
    .vasi-zone-content .vasi-area-section {
        margin-bottom: 16px !important;
    }
    
    /* Labels de secciones a 13px */
    .vasi-zone-content .vasi-section-label {
        font-size: 13px !important;
    }
    
    .vasi-area-input {
        font-size: 20px !important;
        padding: 8px 45px 8px 14px !important;
    }
    
    /* Fila 3: Controles mano y dedo en la misma fila */
    .vasi-body-unit-controls {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        width: 100% !important;
        margin-top: 12px !important;
        gap: 16px !important;
    }
    
    .vasi-body-unit-controls .vasi-unit-group {
        flex: 0 0 auto !important;
    }
    
    /* Botones de mano y dedo - quitar padding heredado */
    .vasi-body-unit-controls .vasi-unit-btn {
        padding: 0 !important;
    }
    
    /* Fila 4: Slider */
    .vasi-zone-content .vasi-depigmentation-section {
        margin-bottom: 16px !important;
    }
    
    /* Fila 5: Botones info y reiniciar */
    .vasi-zone-buttons {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        width: 100% !important;
        margin-top: 16px !important;
    }
    
    /* Botón reiniciar zona - ajuste mobile */
    .vasi-btn-reset-zone {
        font-size: 13px !important;
        padding: 8px 16px !important;
    }
    
}