/* Product Details Page - UI UX Pro Max Design System */
/* Blue-dominant theme, Figtree/Noto Sans, responsive */
/* Breakpoints: 1440, 1200, 1024, 768, 640, 480, 425, 375, 360, 320px */

:root {
    --pd-primary: #0369A1;
    --pd-primary-hover: #0284C7;
    --pd-primary-dark: #0c4a6e;
    --pd-text: #334155;
    --pd-text-muted: #64748b;
    --pd-border: #e0f2fe;
    --pd-bg: #ffffff;
    --pd-bg-light: #f0f9ff;
    --font-heading: 'Figtree', 'Segoe UI', sans-serif;
    --font-body: 'Noto Sans', 'Segoe UI', sans-serif;
    --transition-speed: 200ms;
}

@media (prefers-reduced-motion: reduce) {
    .product-detail-container *,
    .tab-btn,
    .thumbnail,
    .quantity-btn,
    .btn-add-cart,
    .btn-make-order,
    .btn-rental-whatsapp {
        transition-duration: 0.01ms !important;
    }
}

/* Container - overrides when product_details.css is loaded (details page only) */
.container {
    max-width: min(1600px, 95vw);
    margin: 0 auto;
    padding: clamp(16px, 3vw, 40px) clamp(16px, 3vw, 20px);
}

.product-detail-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(24px, 4vw, 60px);
    background: var(--pd-bg);
    border-radius: clamp(12px, 1.5vw, 20px);
    padding: clamp(20px, 3vw, 40px);
    box-shadow: 0 clamp(8px, 1.2vw, 10px) clamp(20px, 2.5vw, 30px) rgba(3, 105, 161, 0.08);
}

/* Left Side - Product Images */
.product-images {
    display: flex;
    flex-direction: column;
    gap: clamp(12px, 2vw, 20px);
}

/* UI UX Pro Max: Images scale with container, no cropping (max-width:100% + object-fit:contain) */
.main-image-container {
    position: relative;
    width: 100%;
    max-width: min(650px, 100%);
    aspect-ratio: 1 / 1;
    border-radius: clamp(10px, 1.2vw, 15px);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--pd-bg-light);
    box-shadow: 0 clamp(6px, 1vw, 8px) clamp(16px, 2vw, 25px) rgba(3, 105, 161, 0.1);
    border: solid clamp(6px, 1vw, 10px) var(--pd-primary);
}

.main-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s ease;
}

.main-image:hover {
    transform: scale(1.02);
}

.thumbnail-container {
    width: 100%;
    max-width: 650px;
    display: flex;
    gap: clamp(8px, 1.5vw, 20px);
    justify-content: flex-start;
    flex-wrap: wrap;
}

.thumbnail {
    width: clamp(56px, 8vw, 80px);
    height: clamp(56px, 8vw, 80px);
    border-radius: clamp(8px, 1vw, 10px);
    overflow: hidden;
    cursor: pointer;
    border: 3px solid transparent;
    transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    box-shadow: 0 4px 12px rgba(3, 105, 161, 0.1);
}

.thumbnail:hover {
    box-shadow: 0 6px 16px rgba(3, 105, 161, 0.18);
}

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

.thumbnail-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

/* Right Side - Product Info */
.product-info {
    display: flex;
    flex-direction: column;
    gap: clamp(16px, 2.5vw, 30px);
}

.product-basic-info {
    display: flex;
    flex-direction: column;
    gap: clamp(12px, 1.5vw, 20px);
}

.product-name {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--pd-primary-dark);
    margin: 0;
    line-height: 1.2;
}

.product-price {
    font-family: var(--font-body);
    font-size: clamp(1.4rem, 2.2vw, 2rem);
    font-weight: 700;
    color: var(--pd-primary);
    margin: 0;
}

.quantity-selector {
    display: flex;
    flex-direction: column;
    gap: clamp(8px, 1vw, 10px);
}

.quantity-selector label {
    font-family: var(--font-body);
    font-size: clamp(0.95rem, 1.1vw, 1.1rem);
    font-weight: 600;
    color: var(--pd-text);
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: clamp(8px, 1.5vw, 15px);
    width: fit-content;
}

.quantity-btn {
    width: clamp(36px, 4.5vw, 40px);
    height: clamp(36px, 4.5vw, 40px);
    border: 2px solid var(--pd-border);
    background: var(--pd-bg);
    border-radius: clamp(6px, 1vw, 8px);
    cursor: pointer;
    font-size: clamp(1rem, 1.1vw, 1.2rem);
    font-weight: 600;
    color: var(--pd-text);
    transition: border-color var(--transition-speed) ease, color var(--transition-speed) ease, background var(--transition-speed) ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quantity-btn:hover {
    border-color: var(--pd-primary);
    background: var(--pd-bg-light);
    color: var(--pd-primary);
}

.quantity-btn:focus-visible {
    outline: 2px solid var(--pd-primary);
    outline-offset: 2px;
}

#quantity {
    width: clamp(64px, 8vw, 80px);
    height: clamp(36px, 4.5vw, 40px);
    border: 2px solid var(--pd-border);
    border-radius: clamp(6px, 1vw, 8px);
    text-align: center;
    font-size: clamp(0.95rem, 1.1vw, 1.1rem);
    font-weight: 600;
    color: var(--pd-text);
    background: var(--pd-bg);
    font-family: var(--font-body);
}

#quantity:focus {
    outline: none;
    border-color: var(--pd-primary);
    box-shadow: 0 0 0 3px rgba(3, 105, 161, 0.15);
}

.product-actions {
    display: flex;
    gap: clamp(10px, 1.5vw, 15px);
    margin-top: clamp(6px, 1vw, 10px);
}

.btn-add-cart,
.btn-make-order {
    flex: 1;
    padding: clamp(12px, 1.5vw, 15px) clamp(20px, 2.5vw, 25px);
    border: none;
    border-radius: clamp(10px, 1.2vw, 12px);
    font-size: clamp(0.95rem, 1.1vw, 1.1rem);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-speed) ease, transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(8px, 1vw, 10px);
    font-family: var(--font-body);
}

.btn-add-cart {
    background: linear-gradient(135deg, var(--pd-primary) 0%, var(--pd-primary-dark) 100%);
    color: white;
    border: 2px solid var(--pd-primary);
}

.btn-add-cart:hover {
    background: linear-gradient(135deg, var(--pd-primary-hover) 0%, var(--pd-primary) 100%);
    box-shadow: 0 6px 20px rgba(3, 105, 161, 0.35);
}

.btn-add-cart:focus-visible {
    outline: 2px solid var(--pd-primary);
    outline-offset: 2px;
}

.btn-make-order {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
    border: 2px solid #059669;
}

.btn-make-order:hover {
    background: linear-gradient(135deg, #047857 0%, #065f46 100%);
    box-shadow: 0 6px 20px rgba(5, 150, 105, 0.35);
}

.btn-make-order:focus-visible {
    outline: 2px solid #059669;
    outline-offset: 2px;
}

.rental-service-actions {
    margin-top: clamp(12px, 2vw, 20px);
}

.rental-service-note {
    margin: 0 0 10px;
    font-size: clamp(0.95rem, 1.1vw, 1.05rem);
    color: var(--pd-text-muted);
}

.btn-rental-whatsapp {
    width: 100%;
    padding: clamp(12px, 1.5vw, 15px) clamp(20px, 2.5vw, 25px);
    border: none;
    border-radius: clamp(10px, 1.2vw, 12px);
    font-size: clamp(0.95rem, 1.1vw, 1.1rem);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(8px, 1vw, 10px);
    text-decoration: none;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    border: 2px solid #25D366;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.2);
    font-family: var(--font-body);
}

.btn-rental-whatsapp:hover {
    background: linear-gradient(135deg, #128C7E 0%, #075E54 100%);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    color: white;
    text-decoration: none;
}

.btn-rental-whatsapp i {
    font-size: clamp(1rem, 1.2vw, 1.3rem);
}

/* Tab Navigation */
.product-tabs {
    border-top: 1px solid var(--pd-border);
    padding-top: clamp(20px, 2.5vw, 30px);
}

.tab-navigation {
    display: flex;
    gap: clamp(4px, 0.5vw, 5px);
    margin-bottom: clamp(16px, 2vw, 25px);
    border-bottom: 2px solid var(--pd-border);
}

.tab-btn {
    padding: clamp(10px, 1.2vw, 12px) clamp(16px, 2vw, 24px);
    border: none;
    background: transparent;
    color: var(--pd-text-muted);
    font-size: clamp(0.9rem, 1vw, 1rem);
    font-weight: 600;
    cursor: pointer;
    border-radius: 8px 8px 0 0;
    transition: color var(--transition-speed) ease, background var(--transition-speed) ease;
    font-family: var(--font-body);
}

.tab-btn:hover {
    color: var(--pd-primary);
    background: var(--pd-bg-light);
}

.tab-btn.active {
    color: var(--pd-primary);
    background: var(--pd-bg-light);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--pd-primary);
}

.tab-btn {
    position: relative;
}

.tab-content {
    min-height: auto;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-pane h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 1.5vw, 1.5rem);
    font-weight: 700;
    color: var(--pd-primary-dark);
}

.description-content {
    font-family: var(--font-body);
    line-height: 1.5;
    color: var(--pd-text-muted);
    font-size: clamp(0.9rem, 1vw, 1rem);
    white-space: pre-line;
    max-height: calc(1.5em * 10);
    overflow-y: auto;
    padding-right: 10px;
}

.description-content::-webkit-scrollbar {
    width: 6px;
}

.description-content::-webkit-scrollbar-track {
    background: var(--pd-bg-light);
    border-radius: 3px;
}

.description-content::-webkit-scrollbar-thumb {
    background: var(--pd-primary);
    border-radius: 3px;
    opacity: 0.5;
}

.item-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: calc(1.8em * 8);
    overflow-y: auto;
    padding-right: 10px;
}

.item-list li {
    display: flex;
    align-items: center;
    gap: clamp(8px, 1vw, 12px);
    padding: clamp(10px, 1.2vw, 12px) 0;
    border-bottom: 1px solid var(--pd-border);
    color: var(--pd-text-muted);
    font-size: clamp(0.9rem, 1vw, 1rem);
    font-family: var(--font-body);
}

.item-list li:last-child {
    border-bottom: none;
}

.item-list li i {
    color: #059669;
    font-size: clamp(1rem, 1.1vw, 1.1rem);
}

.review-section h2 {
    font-family: var(--font-heading);
    color: var(--pd-primary-dark);
}

/* ========== Responsive ========== */
@media (max-width: 1440px) {
    .main-image-container { max-width: 100%; }
    .thumbnail-container { max-width: 100%; }
}

@media (max-width: 1200px) {
    .product-detail-container { gap: clamp(20px, 3vw, 40px); }
}

@media (max-width: 1024px) {
    .product-detail-container {
        gap: clamp(24px, 3vw, 40px);
        padding: clamp(20px, 2.5vw, 30px);
    }

    .product-name { font-size: clamp(1.4rem, 2.8vw, 2.2rem); }
    .product-price { font-size: clamp(1.2rem, 2vw, 1.8rem); }
}

@media (max-width: 768px) {
    .product-detail-container {
        grid-template-columns: 1fr;
        gap: clamp(20px, 3vw, 30px);
        padding: clamp(16px, 3vw, 20px);
    }

    .main-image-container {
        aspect-ratio: 1 / 1;
    }

    .product-name { font-size: clamp(1.25rem, 4.5vw, 2rem); }
    .product-price { font-size: clamp(1.1rem, 3.2vw, 1.6rem); }

    .product-actions { flex-direction: column; }

    .btn-add-cart,
    .btn-make-order,
    .btn-rental-whatsapp {
        width: 100%;
    }

    .tab-navigation {
        flex-wrap: wrap;
        gap: clamp(6px, 1vw, 10px);
    }

    .tab-btn {
        flex: 1;
        min-width: clamp(100px, 25vw, 120px);
        text-align: center;
    }
}

@media (max-width: 640px) {
    .product-detail-container {
        border-radius: clamp(10px, 2vw, 14px);
        padding: clamp(14px, 3vw, 18px);
    }

    .main-image-container {
        border-width: clamp(4px, 1.5vw, 8px);
    }

    .thumbnail {
        width: clamp(48px, 12vw, 64px);
        height: clamp(48px, 12vw, 64px);
    }
}

@media (max-width: 480px) {
    .product-detail-container {
        padding: clamp(12px, 4vw, 15px);
        border-radius: clamp(8px, 2vw, 12px);
    }


    .thumbnail {
        width: clamp(44px, 14vw, 60px);
        height: clamp(44px, 14vw, 60px);
    }

    .product-name { font-size: clamp(1.1rem, 5vw, 1.8rem); }
    .product-price { font-size: clamp(1rem, 3.5vw, 1.4rem); }

    .quantity-controls { gap: clamp(6px, 2vw, 10px); }
    .quantity-btn {
        width: clamp(32px, 9vw, 35px);
        height: clamp(32px, 9vw, 35px);
        font-size: 1rem;
    }
    #quantity {
        width: clamp(56px, 15vw, 70px);
        height: clamp(32px, 9vw, 35px);
        font-size: 1rem;
    }

    .product-actions { gap: 8px; }
}

@media (max-width: 425px) {
    .product-name { font-size: clamp(1rem, 5.5vw, 1.5rem); }
}

@media (max-width: 375px) {
    .thumbnail {
        width: clamp(40px, 18vw, 52px);
        height: clamp(40px, 18vw, 52px);
    }
    .product-name { font-size: clamp(0.95rem, 5.2vw, 1.35rem); }
    .product-price { font-size: clamp(0.9rem, 4vw, 1.2rem); }
}

@media (max-width: 360px) {
    .product-detail-container { padding: 10px 12px; }
}

@media (max-width: 320px) {
    .product-name { font-size: 0.9rem; }
    .product-price { font-size: 0.85rem; }
}