/*
==========================================================================
   CALCULATOR ELEGANT LIGHT THEME
   "An idiot admires complexity, a genius admires simplicity"
   
   Шрифт: Merriweather (заголовки) + Source Sans Pro (текст)
   Палитра: Тёплый крем + золото + мягкие тени
==========================================================================
*/

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@300;400;700;900&family=Source+Sans+Pro:wght@300;400;600;700&display=swap');

/* --- CSS переменные для калькулятора --- */
:root {
    /* Фоны */
    --calc-bg-cream: #FDFBF7;
    --calc-bg-white: #FFFFFF;
    --calc-bg-soft: #F8F6F1;
    --calc-bg-card: #FFFFFF;
    
    /* Золотые акценты */
    --calc-gold: #B89E40;
    --calc-gold-light: #D4BC5E;
    --calc-gold-dark: #96812F;
    --calc-gold-soft: rgba(184, 158, 64, 0.1);
    --calc-gold-border: rgba(184, 158, 64, 0.3);
    
    /* Текст */
    --calc-text-dark: #2C2C2C;
    --calc-text-medium: #5A5A5A;
    --calc-text-light: #8A8A8A;
    --calc-text-gold: #96812F;
    
    /* Бордеры */
    --calc-border-light: #E8E4DC;
    --calc-border-medium: #D4CFC2;
    --calc-border-gold: rgba(184, 158, 64, 0.4);
    
    /* Тени */
    --calc-shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.04);
    --calc-shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.06);
    --calc-shadow-gold: 0 4px 20px rgba(184, 158, 64, 0.15);
    
    /* Шрифты */
    --font-heading: 'Merriweather', Georgia, serif;
    --font-body: 'Source Sans Pro', -apple-system, sans-serif;
}

/*
==========================================================================
   1. Обёртка калькулятора
==========================================================================
*/

.calculator-section {
    background: var(--calc-bg-cream);
    border-radius: 1.25rem;
    padding: 2.5rem;
    margin: -2rem;
    margin-bottom: 2rem;
    position: relative;
    border: 1px solid var(--calc-border-light);
    box-shadow: var(--calc-shadow-soft);
}

/* Декоративная золотая линия сверху */
.calculator-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 3px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--calc-gold) 30%, 
        var(--calc-gold-light) 50%, 
        var(--calc-gold) 70%, 
        transparent 100%);
    border-radius: 0 0 3px 3px;
}

/*
==========================================================================
   2. Заголовок калькулятора
==========================================================================
*/

.calculator-section h1,
.calculator-section .calculator-title {
    font-family: var(--font-heading);
    color: var(--calc-text-dark);
    font-weight: 700;
    font-size: 1.75rem;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
}

/*
==========================================================================
   3. Заголовки секций
==========================================================================
*/

.calculator-section .form-section-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--calc-text-dark);
    margin-top: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--calc-gold);
    display: inline-block;
}

/* Убираем технический префикс // */
.calculator-section .form-section-title::before {
    display: none;
}

/*
==========================================================================
   4. Карточки для опций (glass-card)
==========================================================================
*/

.calculator-section .glass-card {
    background: var(--calc-bg-white);
    border: 1px solid var(--calc-border-light);
    border-radius: 0.75rem;
    padding: 1.25rem;
    transition: all 0.25s ease;
    box-shadow: var(--calc-shadow-soft);
}

.calculator-section .glass-card:hover {
    border-color: var(--calc-border-medium);
    box-shadow: var(--calc-shadow-medium);
}

/*
==========================================================================
   5. Checkbox и Radio стили
==========================================================================
*/

.calculator-section .form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    background-color: var(--calc-bg-white);
    border: 2px solid var(--calc-border-medium);
    transition: all 0.2s ease;
    cursor: pointer;
}

.calculator-section .form-check-input:checked {
    background-color: var(--calc-gold);
    border-color: var(--calc-gold);
}

.calculator-section .form-check-input:focus {
    border-color: var(--calc-gold);
    box-shadow: 0 0 0 3px var(--calc-gold-soft);
}

.calculator-section .form-check-label {
    color: var(--calc-text-medium);
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.95rem;
    cursor: pointer;
    transition: color 0.2s ease;
}

.calculator-section .form-check:hover .form-check-label {
    color: var(--calc-text-dark);
}

.calculator-section .form-check-input:checked + .form-check-label {
    color: var(--calc-text-dark);
    font-weight: 600;
}

/* Скидки зелёным */
.calculator-section .form-check-label .text-success {
    color: #2E7D32 !important;
    font-weight: 600;
}

/*
==========================================================================
   6. Select и Input стили
==========================================================================
*/

.calculator-section .form-select,
.calculator-section .form-control {
    background-color: var(--calc-bg-white);
    border: 1px solid var(--calc-border-light);
    color: var(--calc-text-dark);
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1rem;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.25s ease;
}

.calculator-section .form-select:hover,
.calculator-section .form-control:hover {
    border-color: var(--calc-border-medium);
}

.calculator-section .form-select:focus,
.calculator-section .form-control:focus {
    background-color: var(--calc-bg-white);
    border-color: var(--calc-gold);
    color: var(--calc-text-dark);
    box-shadow: 0 0 0 3px var(--calc-gold-soft);
}

.calculator-section .form-label {
    color: var(--calc-text-medium);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

/*
==========================================================================
   7. Карточка "Частный дом" и "Пылесос"
==========================================================================
*/

.calculator-section .option-card {
    background: var(--calc-bg-white);
    border: 1px solid var(--calc-border-light);
    border-radius: 0.75rem;
    padding: 1rem 1.25rem;
    transition: all 0.25s ease;
    cursor: pointer;
    box-shadow: var(--calc-shadow-soft);
}

.calculator-section .option-card:hover {
    border-color: var(--calc-gold-border);
    box-shadow: var(--calc-shadow-medium);
}

.calculator-section .option-card:has(input:checked) {
    border-color: var(--calc-gold);
    background: linear-gradient(135deg, var(--calc-bg-white) 0%, var(--calc-gold-soft) 100%);
    box-shadow: var(--calc-shadow-gold);
}

.calculator-section .option-card strong {
    color: var(--calc-text-dark);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
}

.calculator-section .option-card small {
    color: var(--calc-text-light);
    font-size: 0.85rem;
}

.calculator-section .option-card .badge {
    font-family: var(--font-body);
    font-weight: 700;
    letter-spacing: 0;
    background: var(--calc-gold) !important;
    color: white !important;
}

/* Иконки в карточках */
.calculator-section .option-card img {
    opacity: 0.9;
    transition: opacity 0.2s ease;
}

.calculator-section .option-card:hover img {
    opacity: 1;
}

/*
==========================================================================
   8. Дополнительные услуги
==========================================================================
*/

.calculator-section .additional-services-list {
    background: var(--calc-bg-white);
    border: 1px solid var(--calc-border-light);
    border-radius: 0.75rem;
    padding: 0.5rem;
    box-shadow: var(--calc-shadow-soft);
}

.calculator-section .additional-services-list .service-item {
    padding: 0.875rem 1rem;
    border-bottom: 1px solid var(--calc-border-light);
    transition: all 0.2s ease;
    border-radius: 0.5rem;
    margin-bottom: 2px;
}

.calculator-section .additional-services-list .service-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.calculator-section .additional-services-list .service-item:hover {
    background: var(--calc-bg-soft);
}

.calculator-section .additional-services-list .service-name {
    color: var(--calc-text-dark);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.95rem;
}

.calculator-section .additional-services-list .service-icon {
    min-width: 56px;
    border-radius: 0.5rem;
    width: 56px;
    height: 56px;
    object-fit: contain;
}

/* Цена услуги */
.calculator-section .additional-services-list .fw-bold {
    color: var(--calc-gold-dark);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1rem;
}

/* Описание цены (За штуку, За 30 минут) */
.calculator-section .additional-services-list .text-muted,
.calculator-section .additional-services-list small {
    color: var(--calc-text-light) !important;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 400;
}

/*
==========================================================================
   9. Quantity Widget (кнопки +/-)
==========================================================================
*/

.calculator-section .quantity-widget {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.calculator-section .quantity-widget .btn {
    background: var(--calc-bg-soft);
    border: 1px solid var(--calc-border-light);
    color: var(--calc-text-dark);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    width: 36px;
    height: 36px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.calculator-section .quantity-widget .btn:hover {
    background: var(--calc-gold);
    border-color: var(--calc-gold);
    color: white;
}

.calculator-section .quantity-widget .quantity-input {
    background: var(--calc-bg-white);
    border: 1px solid var(--calc-border-light);
    color: var(--calc-text-dark);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    width: 56px;
    height: 36px;
    border-radius: 0.375rem;
}

/*
==========================================================================
   10. Order Summary Panel (Правая колонка)
==========================================================================
*/

.calculator-section .order-summary {
    background: var(--calc-bg-white);
    border: 1px solid var(--calc-border-light);
    border-radius: 1rem;
    padding: 1.5rem;
    position: sticky;
    top: 100px;
    box-shadow: var(--calc-shadow-medium);
}

/* Заголовок Summary */
.calculator-section .order-summary h4 {
    font-family: var(--font-heading);
    color: var(--calc-text-dark);
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--calc-gold);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Badge с ценой */
.calculator-section .order-summary .badge.bg-primary,
.calculator-section .order-summary #total-price {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--calc-gold) 0%, var(--calc-gold-dark) 100%) !important;
    color: white !important;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    box-shadow: var(--calc-shadow-gold);
}

/* Список деталей заказа */
.calculator-section .order-summary .list-group {
    background: transparent;
    border: none;
}

.calculator-section .order-summary .list-group-item {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--calc-border-light);
    color: var(--calc-text-medium);
    padding: 0.75rem 0;
    font-family: var(--font-body);
}

.calculator-section .order-summary .list-group-item:last-child {
    border-bottom: none;
}

.calculator-section .order-summary .list-group-item h6 {
    color: var(--calc-text-dark);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.calculator-section .order-summary .list-group-item small {
    color: var(--calc-text-light);
    font-size: 0.8rem;
}

.calculator-section .order-summary .list-group-item .text-muted {
    color: var(--calc-gold-dark) !important;
    font-family: var(--font-body);
    font-weight: 700;
}

/* Скидка */
.calculator-section .order-summary .list-group-item.bg-light {
    background: rgba(46, 125, 50, 0.08) !important;
    border-radius: 0.5rem;
    margin-top: 0.5rem;
    padding: 0.75rem;
    border: 1px solid rgba(46, 125, 50, 0.2) !important;
}

.calculator-section .order-summary .text-success {
    color: #2E7D32 !important;
    font-weight: 700;
}

/*
==========================================================================
   11. Кнопка "Оформить заказ"
==========================================================================
*/

.calculator-section .btn-order,
.calculator-section #submit-order-btn {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.02em;
    background: linear-gradient(135deg, var(--calc-gold) 0%, var(--calc-gold-dark) 100%);
    border: none;
    color: white;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--calc-shadow-gold);
}

.calculator-section .btn-order:hover,
.calculator-section #submit-order-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(184, 158, 64, 0.35);
}

.calculator-section .btn-order:disabled,
.calculator-section #submit-order-btn:disabled {
    background: var(--calc-border-medium);
    color: var(--calc-text-light);
    box-shadow: none;
    transform: none;
}

/* Shine эффект */
.calculator-section .btn-order::before,
.calculator-section #submit-order-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.25),
        transparent
    );
    transition: left 0.5s ease;
}

.calculator-section .btn-order:hover::before,
.calculator-section #submit-order-btn:hover::before {
    left: 100%;
}

/*
==========================================================================
   12. Анимации цены
==========================================================================
*/

.price-rolling {
    display: inline-block;
    transition: transform 0.3s ease-out;
}

.price-rolling.updating {
    animation: priceUpdate 0.4s ease-out;
}

@keyframes priceUpdate {
    0% {
        transform: translateY(-8px);
        opacity: 0.5;
    }
    50% {
        transform: translateY(3px);
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes pricePulse {
    0%, 100% {
        box-shadow: var(--calc-shadow-gold);
    }
    50% {
        box-shadow: 0 4px 30px rgba(184, 158, 64, 0.4);
    }
}

.price-updated {
    animation: pricePulse 0.5s ease;
}

/*
==========================================================================
   13. Анимации появления/исчезновения элементов Summary
==========================================================================
*/

.summary-item-enter {
    animation: slideInFade 0.3s ease forwards;
}

.summary-item-exit {
    animation: slideOutFade 0.3s ease forwards;
}

@keyframes slideInFade {
    from {
        opacity: 0;
        transform: translateX(-15px);
        max-height: 0;
    }
    to {
        opacity: 1;
        transform: translateX(0);
        max-height: 100px;
    }
}

@keyframes slideOutFade {
    from {
        opacity: 1;
        transform: translateX(0);
        max-height: 100px;
    }
    to {
        opacity: 0;
        transform: translateX(15px);
        max-height: 0;
    }
}

/*
==========================================================================
   14. Alert стили
==========================================================================
*/

.calculator-section .alert-info {
    background: rgba(184, 158, 64, 0.08);
    border: 1px solid var(--calc-gold-border);
    color: var(--calc-text-dark);
    border-radius: 0.5rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
}

.calculator-section .alert-info a {
    color: var(--calc-gold-dark);
    font-weight: 600;
    text-decoration: underline;
}

.calculator-section .alert-info a:hover {
    color: var(--calc-gold);
}

/*
==========================================================================
   15. Sticky Footer Bar
==========================================================================
*/

.calculator-sticky-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1040;
    background: var(--calc-bg-white);
    border-top: 2px solid var(--calc-gold);
    padding: 0.875rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(100%);
    animation: slideUpFooter 0.5s 0.3s ease-out forwards;
}

@keyframes slideUpFooter {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.calculator-sticky-footer .sticky-price {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--calc-gold-dark);
}

.calculator-sticky-footer .sticky-price-label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: var(--calc-text-light);
    display: block;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Кнопка "К калькулятору" */
.calculator-sticky-footer .btn-go-calculator {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    background: transparent;
    border: 1px solid var(--calc-border-medium);
    color: var(--calc-text-medium);
    padding: 0.5rem 0.875rem;
    border-radius: 0.375rem;
    margin-right: 0.75rem;
    transition: all 0.2s ease;
    text-decoration: none;
}

.calculator-sticky-footer .btn-go-calculator:hover {
    border-color: var(--calc-gold);
    color: var(--calc-gold-dark);
    background: var(--calc-gold-soft);
}

/* Кнопка раскрытия деталей */
.calculator-sticky-footer .expand-details-btn {
    background: transparent;
    border: 1px solid var(--calc-border-medium);
    color: var(--calc-text-medium);
    padding: 0.5rem 0.625rem;
    border-radius: 0.375rem;
    margin-right: 0.75rem;
    transition: all 0.2s ease;
    display: none;
}

@media (max-width: 991.98px) {
    .calculator-sticky-footer .expand-details-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

.calculator-sticky-footer .expand-details-btn:hover {
    border-color: var(--calc-gold);
    color: var(--calc-gold-dark);
}

.calculator-sticky-footer .expand-details-btn i {
    transition: transform 0.3s ease;
}

.calculator-sticky-footer .expand-details-btn.expanded i {
    transform: rotate(180deg);
}

/* Кнопка "Заказать" */
.calculator-sticky-footer .btn-order-mobile {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.9rem;
    background: linear-gradient(135deg, var(--calc-gold) 0%, var(--calc-gold-dark) 100%);
    border: none;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.25s ease;
    box-shadow: var(--calc-shadow-gold);
}

.calculator-sticky-footer .btn-order-mobile:hover {
    box-shadow: 0 6px 20px rgba(184, 158, 64, 0.4);
    transform: translateY(-1px);
}

.calculator-sticky-footer .btn-order-mobile:disabled {
    background: var(--calc-border-medium);
    color: var(--calc-text-light);
    box-shadow: none;
    transform: none;
}

/*
==========================================================================
   16. Bottom Sheet (Mobile)
==========================================================================
*/

.calculator-bottom-sheet {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1035;
    background: var(--calc-bg-white);
    border-top: 1px solid var(--calc-border-light);
    border-radius: 1.25rem 1.25rem 0 0;
    padding: 1rem 1.25rem;
    padding-bottom: calc(70px + 1rem);
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-height: 70vh;
    overflow-y: auto;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.15);
}

.calculator-bottom-sheet.open {
    transform: translateY(0);
}

.calculator-bottom-sheet .sheet-handle {
    width: 36px;
    height: 4px;
    background: var(--calc-border-medium);
    border-radius: 2px;
    margin: 0 auto 1rem;
}

.calculator-bottom-sheet .sheet-title {
    font-family: var(--font-heading);
    color: var(--calc-text-dark);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--calc-gold);
}

/* Mobile Summary List */
.mobile-summary-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--calc-border-light);
}

.mobile-summary-item:last-child {
    border-bottom: none;
}

.mobile-summary-item .item-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
}

.mobile-summary-item .item-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--calc-gold-soft);
    border-radius: 0.5rem;
    color: var(--calc-gold-dark);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.mobile-summary-item .item-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.mobile-summary-item .item-label {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--calc-text-dark);
}

.mobile-summary-item .item-description {
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--calc-text-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-summary-item .item-price {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--calc-gold-dark);
    flex-shrink: 0;
    margin-left: 0.75rem;
}

/* Discount item styling */
.mobile-summary-item.mobile-discount-item {
    background: rgba(46, 125, 50, 0.08);
    border-radius: 0.5rem;
    padding: 0.75rem;
    margin-top: 0.5rem;
    border: 1px solid rgba(46, 125, 50, 0.2);
}

.mobile-summary-item.mobile-discount-item .item-icon {
    background: rgba(46, 125, 50, 0.15);
    color: #2E7D32;
}

.mobile-summary-item.mobile-discount-item .item-label {
    color: #2E7D32;
}

.mobile-summary-item .item-discount {
    color: #2E7D32 !important;
}

/* Mobile Summary Total */
.mobile-summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0 0.5rem;
    margin-top: 0.5rem;
    border-top: 2px solid var(--calc-border-light);
}

.mobile-summary-total .total-label {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    color: var(--calc-text-dark);
}

.mobile-summary-total .total-price {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--calc-gold-dark);
}

/* Mobile Item Animations */
.mobile-item-enter {
    animation: mobileItemSlideIn 0.3s ease forwards;
}

.mobile-item-exit {
    animation: mobileItemSlideOut 0.3s ease forwards;
}

@keyframes mobileItemSlideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
        max-height: 0;
        padding-top: 0;
        padding-bottom: 0;
        margin: 0;
    }
    to {
        opacity: 1;
        transform: translateX(0);
        max-height: 80px;
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
    }
}

@keyframes mobileItemSlideOut {
    from {
        opacity: 1;
        transform: translateX(0);
        max-height: 80px;
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
    }
    to {
        opacity: 0;
        transform: translateX(20px);
        max-height: 0;
        padding-top: 0;
        padding-bottom: 0;
        margin: 0;
    }
}

/*
==========================================================================
   17. Backdrop
==========================================================================
*/

.calculator-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1030;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.calculator-backdrop.show {
    opacity: 1;
    visibility: visible;
}

/*
==========================================================================
   18. Desktop: Скрываем Summary на мобильных
==========================================================================
*/

@media (max-width: 991.98px) {
    .calculator-section .order-summary-desktop {
        display: none;
    }
}

/* Отступ снизу для контента */
body {
    padding-bottom: 75px;
}

/*
==========================================================================
   19. Мобильная адаптация
==========================================================================
*/

@media (max-width: 767.98px) {
    .calculator-section {
        padding: 1.5rem 1rem;
        margin: -1rem;
        border-radius: 1rem;
    }
    
    .calculator-section h1,
    .calculator-section .calculator-title {
        font-size: 1.375rem;
    }
    
    .calculator-section .form-section-title {
        font-size: 0.9rem;
        margin-top: 1.5rem;
    }
    
    /* Компактные карточки */
    .calculator-section .glass-card {
        padding: 1rem;
    }
    
    .calculator-section .option-card {
        padding: 0.875rem 1rem;
    }
    
    .calculator-section .option-card img {
        width: 50px !important;
        height: 50px !important;
    }
    
    .calculator-section .option-card strong {
        font-size: 0.9rem;
    }
    
    .calculator-section .option-card small {
        font-size: 0.75rem;
    }
    
    /* Компактные услуги */
    .calculator-section .additional-services-list {
        padding: 0.25rem;
    }
    
    .calculator-section .additional-services-list .service-item {
        padding: 0.75rem;
    }
    
    .calculator-section .additional-services-list .service-icon {
    min-width: 56px;
        width: 56px !important;
        height: 56px !important;
    }
    
    .calculator-section .additional-services-list .service-name {
        font-size: 0.875rem;
    }
    
    /* Quantity Widget компактнее */
    .calculator-section .quantity-widget .btn {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }
    
    .calculator-section .quantity-widget .quantity-input {
        width: 40px;
        height: 32px;
        font-size: 0.9rem;
    }
    
    /* Цены */
    .calculator-section .additional-services-list .fw-bold {
        font-size: 0.9rem;
    }
    
    /* Частота уборки - вертикально */
    .calculator-section .glass-card .row.g-3 {
        gap: 0.5rem !important;
    }
    
    .calculator-section .glass-card .col-sm-6.col-lg-3 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .calculator-section .form-check {
        padding: 0.5rem 0;
        border-bottom: 1px solid var(--calc-border-light);
    }
    
    .calculator-section .form-check:last-child {
        border-bottom: none;
    }
}

/* Очень маленькие экраны */
@media (max-width: 375px) {
    .calculator-section {
        padding: 1.25rem 0.75rem;
    }
    
    .calculator-section h1,
    .calculator-section .calculator-title {
        font-size: 1.25rem;
    }
    
    .calculator-sticky-footer {
        padding: 0.75rem 1rem;
    }
    
    .calculator-sticky-footer .sticky-price {
        font-size: 1.25rem;
    }
    
    .calculator-sticky-footer .btn-order-mobile {
        padding: 0.625rem 1rem;
        font-size: 0.85rem;
    }
}

/*
==========================================================================
   20. Промо-баннер адаптация
==========================================================================
*/

.calculator-section .promo-banner-wrapper {
    background: var(--calc-bg-white);
    border: 1px solid var(--calc-border-light);
}

.calculator-section .promo-banner-wrapper.promo-border-gold {
    border: 2px solid var(--calc-gold);
}

.calculator-section .promo-title {
    font-family: var(--font-heading);
    color: var(--calc-gold-dark);
}

.calculator-section .promo-description {
    font-family: var(--font-body);
    color: var(--calc-text-medium);
}

.calculator-section .promo-btn {
    background: var(--calc-gold);
    font-family: var(--font-body);
}/* Дополнительные услуги - расширенный блок */
.calculator-section .additional-services-banner-row {
    display: flex;
    gap: 2rem;
}

.calculator-section .additional-services-column {
    flex: 1;
    min-width: 0;
}

/* Увеличенные иконки услуг */
.calculator-section .additional-services-list .service-icon {
    width: 72px !important;
    height: 72px !important;
    min-width: 72px !important;
    min-height: 72px !important;
    object-fit: cover !important;
    border-radius: 8px !important;
    flex-shrink: 0 !important;
}

/* Выравнивание элементов в строке услуги */
.calculator-section .additional-services-list .service-item {
    padding: 12px 16px !important;
}

.calculator-section .additional-services-list .service-item .d-flex {
    align-items: center !important;
}

/* Мобильная версия */
@media (max-width: 768px) {
    .calculator-section .additional-services-banner-row {
        flex-direction: column;
    }
    
    .calculator-section .additional-services-list .service-icon {
        width: 56px !important;
        height: 56px !important;
        min-width: 56px !important;
        min-height: 56px !important;
    }
}