/* === BREADCRUMBS & LAYOUT === */
.product-detail-page {
    padding-top: calc(var(--header-height) + 2rem);
}
.breadcrumbs {
    margin-bottom: 2rem;
    font-size: var(--font-size-small);
    color: var(--color-text-light);
}
.breadcrumbs a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}
.breadcrumbs .separator {
    margin: 0 .5rem;
}
.product-layout {
    display: grid;
    gap: 2rem; /* Reduced gap for smaller screens */
}
@media (min-width: 768px) {
    .product-layout {
        grid-template-columns: 1fr 1.2fr;
        align-items: flex-start;
        gap: 3rem;
    }
}

/* =================================
  === PRODUCT GALLERY (UPDATED) ===
  =================================
*/
@media (min-width: 768px) {
    /* بهینه‌سازی: والد چسبان می‌شود تا تصاویر کوچک هم اسکرول شوند */
    .product-gallery {
        position: sticky;
        top: calc(var(--header-height) + 2rem);
    }
}

.product-gallery__main-image-container {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.product-gallery__main-image {
    width: 100%;
    height: 100%; /* ارتفاع 100% برای پر کردن کانتینر */
    object-fit: cover;
    border-radius: 0; /* حذف شد (کانتینر والد border-radius دارد) */
    box-shadow: none; /* حذف شد (کانتینر والد box-shadow دارد) */
    transition: transform 0.3s ease; /* انیمیشن برای تغییر تصویر */
}

/* === NEW: Thumbnail Styles === */
.product-gallery__thumbnails {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.product-gallery__thumbnail {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--border-radius);
    border: 2px solid var(--color-border);
    cursor: pointer;
    opacity: 0.7;
    transition: all var(--transition-speed);
}

.product-gallery__thumbnail:hover {
    opacity: 1;
    border-color: var(--color-gray);
}

.product-gallery__thumbnail.active {
    opacity: 1;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary); /* جلوه واضح‌تر برای فعال بودن */
}

/* === NEW: Disclaimer Styles === */
.product-gallery__disclaimer {
    display: flex;
    align-items: flex-start;
    gap: .75rem;
    padding: 1rem;
    margin-top: 1.5rem;
    background-color: hsl(210, 25%, 98%);
    color: var(--color-text-light);
    font-size: var(--font-size-small);
    border-radius: var(--border-radius);
    line-height: 1.7;
}

.product-gallery__disclaimer svg {
    width: 20px;
    height: 20px;
    fill: var(--color-text-light);
    flex-shrink: 0;
    margin-top: 2px;
}

.product-gallery__disclaimer strong {
    color: var(--color-text);
}
/* === END OF UPDATED GALLERY STYLES === */


/* === PRODUCT INFO === */
.product-info__title {
    font-size: var(--font-size-h1);
    margin-bottom: 1rem;
}
.product-info__rating {
    color: #f39c12;
    margin-bottom: 1.5rem;
}
.product-info__description {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* === LIVE VIEWERS (CRO Tactic) === */
.live-viewers {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background-color: hsl(0, 80%, 97%);
    color: var(--color-primary);
    padding: .5rem 1rem;
    border-radius: 2rem;
    font-size: var(--font-size-small);
    font-weight: 700;
    margin-bottom: 1.5rem;
}
.live-dot {
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 hsla(12, 80%, 50%, 0.7); }
    70% { box-shadow: 0 0 0 10px hsla(12, 80%, 50%, 0); }
    100% { box-shadow: 0 0 0 0 hsla(12, 80%, 50%, 0); }
}

/* === VARIANT & PRICE === */
.variant-selector {
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background-color: #fdfdfd;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
}
.variant-selector legend {
    font-weight: var(--font-weight-bold);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}
.variant-options {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
}
.variant-options label {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .6rem 1.2rem;
    border: 1px solid var(--color-border);
    border-radius: 2rem;
    cursor: pointer;
    transition: all var(--transition-speed);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-light);
}
.variant-options label:hover {
    border-color: var(--color-primary);
    color: var(--color-text);
}
.variant-options input[type="radio"] {
    display: none;
}
.variant-options input[type="radio"]:checked + label {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 4px 10px hsla(12, 80%, 50%, 0.3);
    transform: translateY(-2px);
}

/* === PRICE & UPDATE NOTICE (NEW & UPDATED) === */
.price-and-update-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}
.product-price {
    font-size: clamp(1.5rem, 4vw, 1.75rem);
    font-weight: var(--font-weight-bold);
    /* بهینه‌سازی: تغییر رنگ از سبز به رنگ متن برای عدم رقابت با دکمه خرید */
    color: var(--color-text);
}
.product-price.updated {
    animation: price-flash 0.5s ease;
}
@keyframes price-flash {
    50% {
        color: var(--color-primary);
        transform: scale(1.1);
    }
}
.price-update-notice {
    display: flex;
    align-items: center;
    gap: .5rem;
    background-color: hsl(195, 20%, 96%);
    color: var(--color-text-light);
    font-size: var(--font-size-small);
    padding: .5rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}
.price-update-notice svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}
.price-update-notice strong {
    color: var(--color-text);
    font-weight: 700;
}


/* === ADD TO CART AREA === */
.add-to-cart-area {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1rem;
    align-items: center;
}
.quantity-selector {
    display: flex;
    align-items: center;
    border: 1px solid var(--color-border);
    border-radius: 2rem;
    overflow: hidden;
}
.quantity-selector button {
    background: none;
    border: none;
    font-size: 1.5rem;
    padding: 0 1rem;
    cursor: pointer;
    color: var(--color-text-light);
    line-height: 1;
}
.quantity-selector button:hover {
    color: var(--color-primary);
}
.quantity-selector input {
    width: 40px;
    text-align: center;
    border: none;
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    background: transparent;
    padding: 0.8rem 0;
    -moz-appearance: textfield; /* Firefox */
}
.quantity-selector input::-webkit-outer-spin-button,
.quantity-selector input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.quantity-selector input:focus {
    outline: none;
}
.add-to-cart-area .button {
    text-align: center;
    padding-block: 1rem;
    font-size: 1.1rem;
}

/* === STATIC DETAILS === */
.product-details-static {
    margin-top: 3rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
}
.detail-section {
    margin-bottom: 2rem;
}
.detail-section:last-child {
    margin-bottom: 0;
}
.detail-section__title {
    display: flex;
    align-items: center;
    gap: .75rem;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}
.detail-section__icon svg {
    width: 24px;
    height: 24px;
    fill: var(--color-primary);
}
.detail-section__content ul {
    list-style: none;
    padding-right: 0;
}
.detail-section__content ul li {
    position: relative;
    padding-right: 1.5rem;
    margin-bottom: .75rem;
    color: var(--color-text-light);
    line-height: 1.7;
}
.detail-section__content ul li::before {
    content: '✔';
    color: var(--color-secondary);
    position: absolute;
    right: 0;
    top: 2px;
}

/* === STICKY ADD TO CART BAR === */
.sticky-add-to-cart {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-container);
    padding: 1rem 0;
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.1);
    z-index: 99;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.sticky-add-to-cart.is-visible {
    transform: translateY(0);
}
.sticky-add-to-cart__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
.sticky-add-to-cart__price {
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    /* بهینه‌سازی: همگام‌سازی رنگ با قیمت اصلی */
    color: var(--color-text);
}
@media (max-width: 767px) {
    .sticky-add-to-cart {
        transform: translateY(0); /* Always visible on mobile */
    }
    body {
        padding-bottom: 80px; /* Prevent content from being hidden */
    }
}

/* === RELATED PRODUCTS === */
.related-products {
    background-color: #f8f8f8;
}