/* ===================================
   Product Page Specific Styles
   =================================== */

/* ============ BREADCRUMB CONTAINER ============ */
.breadcrumb-container {
    padding: 120px 0 20px;
    background: var(--bg-secondary);
}

/* ============ PRODUCT DETAIL ============ */
.product__container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
}

/* ============ 3D MODEL VIEWER ============ */
.model-viewer-container {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

model-viewer {
    width: 100%;
    height: 600px;
    border-radius: var(--radius-lg);
}

/* AR Button Styling */
.ar-button {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
    cursor: pointer;
    z-index: 10;
}

.ar-button:hover {
    background: var(--primary-dark);
    transform: translateX(-50%) translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* Model Loading */
.model-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    width: 80%;
}

.loading-bar {
    width: 100%;
    height: 4px;
    background: rgba(45, 122, 76, 0.2);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 15px;
}

.loading-progress {
    height: 100%;
    background: var(--primary-color);
    width: 0%;
    transition: width 0.3s ease;
}

.loading-text {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Model Controls */
.model-controls {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 10;
}

.control-btn {
    width: 45px;
    height: 45px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    color: var(--text-primary);
    font-size: 1.1rem;
    transition: var(--transition-base);
}

.control-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

/* AR Notice */
.ar-notice {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    display: none;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

/* Viewer Info */
.viewer-info {
    padding: 15px;
    background: white;
    border-top: 1px solid var(--border-color);
}

.viewer-tip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.viewer-tip i {
    color: var(--primary-color);
}

/* ============ PRODUCT THUMBNAILS ============ */
.product__thumbnails {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.thumbnail {
    flex: 1;
    padding: 15px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition-base);
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--primary-color);
    background: var(--bg-secondary);
}

.thumbnail i {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.thumbnail.active i {
    color: var(--primary-color);
}

.thumbnail span {
    font-size: 0.85rem;
    font-weight: 500;
}

/* ============ PRODUCT INFO ============ */
.product__info {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.product__title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
}

.product__rating {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.stars {
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.rating-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.product__price {
    display: flex;
    align-items: baseline;
    gap: 15px;
    margin-bottom: 30px;
}

.price__current {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price__label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.product__description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

/* ============ PRODUCT FEATURES ============ */
.product__features {
    margin-bottom: 35px;
}

.features__title {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.features__list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.features__list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.features__list i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

/* ============ PRODUCT OPTIONS ============ */
.product__options {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 35px;
    padding-bottom: 35px;
    border-bottom: 1px solid var(--border-color);
}

.option__group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option__label {
    font-weight: 600;
    font-size: 1rem;
}

.option__select {
    padding: 15px 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-base);
}

.option__select:hover,
.option__select:focus {
    border-color: var(--primary-color);
}

/* Color Options */
.color__options {
    display: flex;
    gap: 15px;
}

.color__btn {
    width: 50px;
    height: 50px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    padding: 5px;
    cursor: pointer;
    transition: var(--transition-base);
}

.color__btn:hover,
.color__btn.active {
    border-color: var(--primary-color);
    transform: scale(1.1);
}

.color__btn span {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid white;
}

/* Quantity Control */
.quantity__control {
    display: flex;
    align-items: center;
    width: fit-content;
}

.qty__btn {
    width: 45px;
    height: 45px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition-base);
    cursor: pointer;
}

.qty__btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.qty__input {
    width: 80px;
    height: 45px;
    border: 2px solid var(--border-color);
    border-left: none;
    border-right: none;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
}

/* ============ PRODUCT ACTIONS ============ */
.product__actions {
    display: flex;
    gap: 15px;
    margin-bottom: 35px;
}

/* ============ PRODUCT META ============ */
.product__meta {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.meta__item {
    display: flex;
    gap: 10px;
    color: var(--text-secondary);
}

.meta__item strong {
    color: var(--text-primary);
}

/* ============ PRODUCT GUARANTEES ============ */
.product__guarantees {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.guarantee__item {
    display: flex;
    gap: 15px;
}

.guarantee__item i {
    width: 50px;
    height: 50px;
    background: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.3rem;
    flex-shrink: 0;
}

.guarantee__item strong {
    display: block;
    margin-bottom: 3px;
    color: var(--text-primary);
}

.guarantee__item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============ PRODUCT TABS ============ */
.product-tabs {
    background: var(--bg-secondary);
}

.tabs__nav {
    display: flex;
    gap: 20px;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 40px;
}

.tab__btn {
    padding: 15px 30px;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-secondary);
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition-base);
    cursor: pointer;
}

.tab__btn:hover,
.tab__btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab__panel {
    display: none;
}

.tab__panel.active {
    display: block;
}

.tab__panel h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.tab__panel h4 {
    font-size: 1.3rem;
    margin: 30px 0 15px;
}

.tab__panel p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 15px;
}

.tab__panel ul {
    padding-left: 20px;
}

.tab__panel ul li {
    color: var(--text-secondary);
    margin-bottom: 10px;
    list-style: disc;
}

/* Specifications Table */
.specs__table {
    width: 100%;
    border-collapse: collapse;
}

.specs__table tr {
    border-bottom: 1px solid var(--border-color);
}

.specs__table td {
    padding: 15px;
    color: var(--text-secondary);
}

.specs__table td:first-child {
    width: 40%;
}

/* Reviews */
.reviews__summary {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 50px;
    margin-bottom: 40px;
}

.review__score {
    text-align: center;
}

.review__score h2 {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.review__distribution {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.rating__row {
    display: grid;
    grid-template-columns: 50px 1fr 30px;
    gap: 15px;
    align-items: center;
}

.rating__bar {
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.rating__bar div {
    height: 100%;
    background: var(--secondary-color);
    transition: width 0.5s ease;
}

/* ============ SHOP FILTERS ============ */
.shop__container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
}

.shop__filters {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.filter__section {
    background: white;
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.filter__title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.filter__group {
    margin-bottom: 30px;
}

.filter__subtitle {
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.filter__checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    cursor: pointer;
}

.filter__checkbox input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.price__range input {
    width: 100%;
    margin-bottom: 10px;
}

.price__values {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============ SHOP TOOLBAR ============ */
.shop__toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 25px;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: 30px;
}

.sort__select {
    padding: 10px 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.shop__view {
    display: flex;
    gap: 10px;
}

.view__btn {
    width: 40px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.view__btn.active,
.view__btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* ============ CART PAGE ============ */
.cart__container {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 40px;
}

.cart__header {
    margin-bottom: 30px;
}

.cart__title {
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.cart__count {
    color: var(--text-secondary);
    font-size: 1rem;
}

.cart-item {
    background: white;
    padding: 25px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
    display: grid;
    grid-template-columns: 120px 1fr auto;
    gap: 25px;
}

.cart-item__image {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    overflow: hidden;
}

.cart-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item__title {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.cart-item__details {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.cart-item__price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.cart-item__remove {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.cart__empty {
    text-align: center;
    padding: 80px 20px;
}

.empty__icon {
    width: 120px;
    height: 120px;
    background: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 3rem;
    color: var(--text-secondary);
}

.cart__actions {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

.cart__summary {
    position: sticky;
    top: 100px;
    background: white;
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    height: fit-content;
}

.summary__title {
    font-size: 1.5rem;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.summary__row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.summary__total {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 10px;
}

.summary__divider {
    height: 1px;
    background: var(--border-color);
    margin: 20px 0;
}

.summary__features {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 30px 0;
}

.feature__item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.feature__item i {
    color: var(--primary-color);
}

.payment__methods {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.payment__methods span {
    display: block;
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.payment__icons {
    display: flex;
    justify-content: center;
    gap: 15px;
    font-size: 1.8rem;
    color: var(--text-secondary);
}

/* Newsletter Section */
.newsletter {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    padding: 80px 0;
}

.newsletter__container {
    background: white;
    padding: 50px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.newsletter__icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.newsletter__title {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 10px;
}

.newsletter__description {
    color: var(--text-secondary);
}

.newsletter__form {
    display: flex;
    gap: 15px;
}

.newsletter__input {
    padding: 15px 25px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    min-width: 300px;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 968px) {
    .product__container,
    .shop__container,
    .cart__container {
        grid-template-columns: 1fr;
    }
    
    .product__info,
    .shop__filters,
    .cart__summary {
        position: static;
    }
    
    model-viewer {
        height: 400px;
    }
    
    .tabs__nav {
        overflow-x: auto;
    }
    
    .newsletter__container {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .product__title {
        font-size: 2rem;
    }
    
    .price__current {
        font-size: 2.5rem;
    }
    
    .cart-item {
        grid-template-columns: 80px 1fr;
        gap: 15px;
    }
    
    .cart-item__image {
        width: 80px;
        height: 80px;
    }
}