/**
 * Product Detail Page Styles
 * Premium e-commerce experience with Teal palette
 * Uses theme-variables.css
 */

/* ============================================
   PAGE LAYOUT - Footer at bottom
   ============================================ */
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ============================================
   PRODUCT DETAIL LAYOUT
   ============================================ */
.pdp-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-md);
    flex: 1;
}

.pdp-main {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
    .pdp-main {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
}

@media (min-width: 1024px) {
    .pdp-main {
        grid-template-columns: 55% 45%;
    }
}

/* ============================================
   IMAGE GALLERY
   ============================================ */
.pdp-gallery {
    position: relative;
}

.pdp-gallery__main {
    position: relative;
    background: var(--off-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: zoom-in;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pdp-gallery__image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform var(--transition-base);
}

.pdp-gallery__main:hover .pdp-gallery__image {
    transform: scale(1.02);
}

.pdp-gallery__zoom-hint {
    position: absolute;
    bottom: var(--space-md);
    right: var(--space-md);
    background: rgba(0, 0, 0, 0.7);
    color: var(--white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.pdp-gallery__main:hover .pdp-gallery__zoom-hint {
    opacity: 1;
}

.pdp-gallery__thumbnails {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    overflow-x: auto;
    padding: var(--space-xs);
    scrollbar-width: thin;
}

.pdp-gallery__thumb {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: border-color var(--transition-fast), transform var(--transition-fast);
    background: var(--white);
}

.pdp-gallery__thumb:hover,
.pdp-gallery__thumb--active {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.pdp-gallery__thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* ============================================
   PRODUCT INFO SECTION
   ============================================ */
.pdp-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.pdp-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-bold);
    color: var(--primary-black);
    line-height: 1.3;
    margin: 0;
}

@media (min-width: 768px) {
    .pdp-title {
        font-size: var(--font-size-3xl);
    }
}

/* Rating Section */
.pdp-rating {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.pdp-rating__stars {
    color: #f5a623;
    font-size: var(--font-size-lg);
}

.pdp-rating__count {
    color: var(--medium-gray);
    font-size: var(--font-size-sm);
}

.pdp-rating__count a {
    color: inherit;
    text-decoration: underline;
}

.pdp-rating__count a:hover {
    color: var(--primary-black);
}

.pdp-rating__separator {
    color: var(--light-gray);
}

/* Brand Section */
.pdp-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--light-gray);
}

.pdp-brand__label {
    color: var(--medium-gray);
    font-size: var(--font-size-sm);
}

.pdp-brand__name {
    font-weight: var(--font-semibold);
    color: var(--primary-black);
}

.pdp-brand__logo {
    max-width: 50px;
    max-height: 30px;
    object-fit: contain;
}

/* ============================================
   PRICING SECTION
   ============================================ */
.pdp-price {
    background: linear-gradient(135deg, #e8fafb 0%, #fff 100%);
    border: 1px solid rgba(0, 173, 181, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    position: relative;
}

.pdp-price__row {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.pdp-price__current {
    font-size: 2rem;
    font-weight: var(--font-bold);
    color: var(--primary-black);
}

.pdp-price__original {
    font-size: var(--font-size-lg);
    color: var(--medium-gray);
    text-decoration: line-through;
}

.pdp-price__discount-badge {
    display: inline-block;
    background: #d32f2f;
    color: var(--white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-bold);
    margin-left: var(--space-sm);
}

.pdp-price__savings {
    display: block;
    margin-top: var(--space-xs);
    color: var(--primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-medium);
}

/* ============================================
   COLOR VARIANTS
   ============================================ */
.pdp-variants {
    padding: var(--space-md) 0;
    border-top: 1px solid var(--light-gray);
}

.pdp-variants__title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-medium);
    color: var(--medium-gray);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pdp-variants__swatches {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.color-swatch {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 3px solid var(--light-gray);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

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

.color-swatch--active {
    border-color: var(--ch-dark);
    box-shadow: 0 0 0 2px var(--primary);
}

.color-swatch--disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.color-swatch--disabled::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -2px;
    right: -2px;
    height: 2px;
    background: var(--danger);
    transform: rotate(-45deg);
}

/* Predefined color values */
.color-swatch--red {
    background: #e53935;
}

.color-swatch--blue {
    background: #1e88e5;
}

.color-swatch--black {
    background: #212121;
}

.color-swatch--white {
    background: #fafafa;
    border-color: #ccc;
}

.color-swatch--green {
    background: #43a047;
}

.color-swatch--yellow {
    background: #fdd835;
}

.color-swatch--pink {
    background: #ec407a;
}

.color-swatch--purple {
    background: #8e24aa;
}

.color-swatch--orange {
    background: #fb8c00;
}

.color-swatch--gray {
    background: #757575;
}

.color-swatch--gold {
    background: linear-gradient(135deg, #ffd700, #b8860b);
}

.color-swatch--silver {
    background: linear-gradient(135deg, #c0c0c0, #808080);
}

.pdp-variants__selected {
    margin-top: var(--space-sm);
    font-size: var(--font-size-sm);
    color: var(--dark-gray);
}

.pdp-variants__stock {
    display: inline-block;
    margin-left: var(--space-sm);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
}

.pdp-variants__stock--in-stock {
    background: #e8f5e9;
    color: #2e7d32;
}

.pdp-variants__stock--low-stock {
    background: #fff3e0;
    color: #e65100;
}

.pdp-variants__stock--out-of-stock {
    background: #ffebee;
    color: #c62828;
}

/* ============================================
   STOCK STATUS
   ============================================ */
.pdp-stock {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
}

.pdp-stock__icon {
    font-size: var(--font-size-lg);
}

.pdp-stock--in-stock .pdp-stock__icon {
    color: var(--success);
}

.pdp-stock--out-of-stock .pdp-stock__icon {
    color: var(--danger);
}

.pdp-stock__text {
    font-weight: var(--font-semibold);
}

.pdp-stock--in-stock .pdp-stock__text {
    color: var(--success);
}

.pdp-stock--out-of-stock .pdp-stock__text {
    color: var(--danger);
}

.pdp-stock__quantity {
    color: var(--medium-gray);
    font-size: var(--font-size-sm);
}

/* ============================================
   ADD TO CART SECTION
   ============================================ */
.pdp-cart {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-top: 1px solid var(--light-gray);
}

.pdp-cart__quantity {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.pdp-cart__quantity-label {
    font-size: var(--font-size-sm);
    color: var(--medium-gray);
}

.pdp-cart__quantity-control {
    display: flex;
    align-items: center;
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.pdp-cart__qty-btn {
    width: 48px;
    height: 48px;
    background: var(--off-white);
    border: none;
    cursor: pointer;
    font-size: var(--font-size-lg);
    transition: background var(--transition-fast);
}

.pdp-cart__qty-btn:hover {
    background: rgba(0, 173, 181, 0.15);
    color: var(--primary);
}

.pdp-cart__qty-input {
    width: 60px;
    height: 48px;
    border: none;
    text-align: center;
    font-size: var(--font-size-base);
    font-weight: var(--font-semibold);
}

.pdp-cart__actions {
    display: flex;
    gap: var(--space-sm);
}

.pdp-cart__add-btn {
    flex: 1;
    padding: var(--space-md);
    background: linear-gradient(135deg, #00ADB5 0%, #009DA5 100%);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: var(--font-bold);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    box-shadow: 0 4px 12px rgba(0, 173, 181, 0.3);
}

.pdp-cart__add-btn:hover {
    background: linear-gradient(135deg, #009DA5 0%, #008B92 100%);
    box-shadow: 0 6px 18px rgba(0, 173, 181, 0.45);
    transform: translateY(-1px);
}

.pdp-cart__add-btn:disabled {
    background: var(--light-gray);
    color: var(--medium-gray);
    cursor: not-allowed;
}

.pdp-cart__wishlist-btn {
    width: 50px;
    height: 50px;
    background: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pdp-cart__wishlist-btn:hover {
    border-color: var(--danger);
    color: var(--danger);
}

/* ============================================
   COMPATIBLE DEVICES
   ============================================ */
.pdp-compatibility {
    background: var(--off-white);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    margin-top: var(--space-md);
}

.pdp-compatibility__title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-semibold);
    color: var(--dark-gray);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

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

.pdp-compatibility__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.device-tag {
    display: inline-block;
    background: var(--white);
    border: 1px solid var(--light-gray);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--dark-gray);
    transition: all var(--transition-fast);
}

.device-tag:hover {
    border-color: var(--primary);
    background: rgba(0, 173, 181, 0.1);
    color: var(--primary);
}

/* ============================================
   SHORT DESCRIPTION
   ============================================ */
.pdp-short-desc {
    color: var(--dark-gray);
    font-size: var(--font-size-base);
    line-height: 1.6;
    padding: var(--space-md) 0;
}

.pdp-short-desc ul {
    padding-left: var(--space-lg);
    margin: 0;
}

.pdp-short-desc li {
    margin-bottom: var(--space-xs);
}

/* ============================================
   TABBED CONTENT
   ============================================ */
.pdp-tabs {
    margin-top: var(--space-xl);
    border-top: 1px solid var(--light-gray);
}

.pdp-tabs__header {
    display: flex;
    overflow-x: auto;
    border-bottom: 2px solid var(--light-gray);
    scrollbar-width: none;
}

.pdp-tabs__header::-webkit-scrollbar {
    display: none;
}

.pdp-tab-btn {
    flex: 1;
    min-width: 0;
    padding: var(--space-sm) var(--space-xs);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-size: var(--font-size-xs);
    font-weight: var(--font-medium);
    color: var(--medium-gray);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: -2px;
    text-align: center;
    white-space: nowrap;
}

/* Hide icons on very small screens */
.pdp-tab-btn i {
    display: none;
}

@media (min-width: 480px) {
    .pdp-tab-btn {
        padding: var(--space-sm) var(--space-md);
        font-size: var(--font-size-sm);
    }

    .pdp-tab-btn i {
        display: inline;
    }
}

@media (min-width: 768px) {
    .pdp-tab-btn {
        flex: none;
        padding: var(--space-md) var(--space-lg);
        font-size: var(--font-size-base);
    }
}

.pdp-tab-btn:hover {
    color: var(--primary-black);
}

.pdp-tab-btn--active {
    color: var(--ch-dark);
    border-bottom-color: var(--primary);
}

.pdp-tabs__content {
    padding: var(--space-lg) 0;
}

.pdp-tab-panel {
    display: none;
}

.pdp-tab-panel--active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Description Tab */
.pdp-description {
    line-height: 1.8;
    color: var(--dark-gray);
}

.pdp-description h3,
.pdp-description h4 {
    color: var(--primary-black);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.pdp-description img {
    max-width: 100%;
    border-radius: var(--radius-md);
    margin: var(--space-md) 0;
}

/* Specifications Tab */
.pdp-specs {
    display: grid;
    gap: 0;
}

.pdp-specs__row {
    display: grid;
    grid-template-columns: 40% 60%;
    border-bottom: 1px solid var(--light-gray);
}

.pdp-specs__row:nth-child(odd) {
    background: var(--off-white);
}

.pdp-specs__label,
.pdp-specs__value {
    padding: var(--space-sm) var(--space-md);
}

.pdp-specs__label {
    font-weight: var(--font-semibold);
    color: var(--dark-gray);
}

.pdp-specs__value {
    color: var(--medium-gray);
}

/* ============================================
   MOBILE STICKY ADD TO CART
   ============================================ */
.pdp-sticky-cart {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--light-gray);
    padding: var(--space-sm) var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    z-index: var(--z-sticky);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
}

@media (min-width: 992px) {
    .pdp-sticky-cart {
        display: none;
    }
}

.pdp-sticky-cart__info {
    flex: 1;
}

.pdp-sticky-cart__price {
    font-size: var(--font-size-xl);
    font-weight: var(--font-bold);
    color: var(--primary-black);
}

.pdp-sticky-cart__original {
    font-size: var(--font-size-sm);
    color: var(--medium-gray);
    text-decoration: line-through;
}

.pdp-sticky-cart__btn {
    padding: var(--space-sm) var(--space-xl);
    background: linear-gradient(135deg, #00ADB5 0%, #009DA5 100%);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: var(--font-bold);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0, 173, 181, 0.3);
}

.pdp-sticky-cart__btn:hover {
    background: linear-gradient(135deg, #009DA5 0%, #008B92 100%);
    box-shadow: 0 6px 18px rgba(0, 173, 181, 0.45);
}

/* Add spacing at bottom for sticky cart on mobile */
@media (max-width: 991px) {
    .pdp-container {
        padding-bottom: 80px;
    }
}

/* ============================================
   NEW ARRIVAL BADGE
   ============================================ */
.pdp-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pdp-badge--new {
    background: #00ADB5;
    color: #fff;
}

.pdp-badge--sale {
    background: var(--danger);
    color: var(--white);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}