/* Product Detail Page Styles */

/* Page-specific adjustments */
.product-page {
    padding-top: 20px;
    padding-bottom: 90px; /* Space for bottom navigation (70px nav + 20px buffer) */
    min-height: 100vh; /* fallback */
    min-height: 100dvh; /* dynamic viewport height */
}

/* Main Content Area */
.product-main {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px 20px 180px 20px; /* Extra bottom padding for floating buttons */
    position: relative;
    z-index: 1;
}

/* Loading State */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    color: white;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(198, 229, 219, 0.3);
    border-top: 4px solid var(--mcream-mint-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-container p {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
}

/* Error State */
.error-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    color: white;
}

.error-message {
    text-align: center;
    padding: 40px;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.error-message h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--mcream-mint-green);
}

.error-message p {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    margin-bottom: 25px;
    color: rgba(255, 255, 255, 0.8);
}

/* Product Detail Container */
.product-detail-container {
    overflow: visible;
}

.product-detail {
    display: flex;
    flex-direction: column;
}

/* Product Image - Centered at Top */
.product-detail-image {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
 
}

.product-detail-image img {
    max-width: 100%;
    max-height: 400px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.3));
    animation: float-product 6s ease-in-out infinite;
}

/* Smooth floating animation - polaroid style */
@keyframes float-product {
    0%, 100% { 
        transform: translateY(0px) rotate(-2deg); 
    }
    50% { 
        transform: translateY(-20px) rotate(2deg); 
    }
}

/* Product Info Section */
.product-detail-info {
    padding: 30px;
}

.product-detail-header {
    margin-bottom: 25px;
}

.product-detail-category {
    font-family: 'Poppins', sans-serif;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--mcream-mint-green);
    margin-bottom: 10px;
}

.product-detail-header h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: white;
    margin: 0 0 15px 0;
    line-height: 1.2;
}

.product-availability {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.availability-badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(57, 143, 147, 0.3);
    border: 1px solid var(--mcream-dark-cyan);
    border-radius: 6px;
    font-family: 'Poppins', sans-serif;
    font-size: 12px;
    font-weight: 600;
    color: var(--mcream-mint-green);
}

/* Stock Indicator */
.variation-stock-indicator {
    padding: 6px 12px;
    border-radius: 6px;
    font-family: 'Poppins', sans-serif;
    font-size: 12px;
    font-weight: 600;
}

.variation-stock-indicator.in-stock {
    background: rgba(77, 255, 136, 0.2);
    color: #4dff88;
    border: 1px solid #4dff88;
}

.variation-stock-indicator.low-stock {
    background: rgba(255, 193, 7, 0.2);
    color: #ffc107;
    border: 1px solid #ffc107;
}

.variation-stock-indicator.out-of-stock {
    background: rgba(244, 67, 54, 0.2);
    color: #f44336;
    border: 1px solid #f44336;
}

/* Variation Selector */
.variation-selector-container {
    margin-bottom: 25px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.variation-selector-label {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: var(--mcream-mint-green);
    margin-bottom: 10px;
}

.variation-selector-row {
    margin-bottom: 15px;
}

.variation-dropdown {
    width: 100%;
    padding: 12px 16px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.variation-dropdown:hover {
    border-color: var(--mcream-mint-green);
}

.variation-dropdown:focus {
    outline: none;
    border-color: var(--mcream-dark-cyan);
    box-shadow: 0 0 0 3px rgba(57, 143, 147, 0.2);
}

.variation-dropdown option {
    background: #1a1a1a;
    color: white;
}

.variation-price-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.price-label {
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
}

.price-amount {
    font-family: 'Poppins', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--mcream-mint-green);
}

/* Quantity Selector */
.quantity-selector-container {
    margin: 15px 0;
}

.quantity-selector-label {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: var(--mcream-mint-green);
    margin-bottom: 10px;
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 0;
    width: fit-content;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.quantity-selector:hover {
    border-color: var(--mcream-mint-green);
}

.qty-btn {
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    color: var(--mcream-mint-green);
    font-size: 20px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qty-btn:hover {
    background: rgba(77, 255, 136, 0.15);
}

.qty-btn:active {
    background: rgba(77, 255, 136, 0.25);
    transform: scale(0.95);
}

.qty-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.qty-input {
    width: 60px;
    height: 44px;
    border: none;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    background: transparent;
    color: white;
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    padding: 0;
    appearance: textfield;
    -moz-appearance: textfield;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.qty-input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.05);
}

/* Lab Results Section */
.lab-results-section {
    margin-bottom: 25px;
}

.lab-results-link {
    display: inline-block;
    padding: 12px 24px;
    background: rgba(57, 143, 147, 0.3);
    border: 2px solid var(--mcream-dark-cyan);
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.lab-results-link:hover {
    background: rgba(57, 143, 147, 0.5);
    border-color: var(--mcream-mint-green);
    transform: translateY(-2px);
}

/* Collapsible Sections */
.collapsible-section {
    margin-bottom: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02);
}

.collapsible-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.collapsible-header:hover {
    background: rgba(255, 255, 255, 0.05);
}

.collapsible-title {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    font-weight: 600;
    color: white;
    margin: 0;
}

.collapsible-arrow {
    font-size: 12px;
    color: var(--mcream-mint-green);
    transition: transform 0.3s ease;
}

.collapsible-section.expanded .collapsible-arrow {
    transform: rotate(180deg);
}

.collapsible-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.collapsible-section.expanded .collapsible-content {
    max-height: 1000px;
}

.collapsible-inner {
    padding: 20px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

.collapsible-inner p {
    margin: 0 0 10px 0;
}

.collapsible-inner p:last-child {
    margin-bottom: 0;
}

/* Floating Action Buttons */
.floating-actions {
    position: fixed;
    bottom: 100px; /* Position above bottom nav */
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    padding: 0 20px;
    gap: 15px;
    z-index: 1000;
    pointer-events: none;
}

.floating-actions button {
    pointer-events: auto;
    border: none;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Secondary button - glassmorphism with mint gradient */
.back-btn {
    flex: 1;
    max-width: 120px;
    background: linear-gradient(135deg, rgba(198, 229, 219, 0.3), rgba(198, 229, 219, 0.2));
    border: 2px solid var(--mcream-mint-green);
    color: white;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.back-btn:hover {
    background: linear-gradient(135deg, rgba(198, 229, 219, 0.5), rgba(198, 229, 219, 0.3));
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 40px rgba(57, 143, 147, 0.4);
    border-color: var(--mcream-mint-green);
}

.back-btn:active {
    transform: translateY(-1px) scale(1.01);
    transition: all 0.1s ease;
}

/* Primary button - glassmorphism with cyan gradient */
.add-to-cart-btn {
    flex: 2;
    max-width: 200px;
    background: linear-gradient(135deg, rgba(57, 143, 147, 0.8), rgba(57, 143, 147, 0.6));
    border: 2px solid var(--mcream-dark-cyan);
    color: white;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.add-to-cart-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, rgba(57, 143, 147, 1), rgba(57, 143, 147, 0.8));
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 40px rgba(57, 143, 147, 0.4);
    border-color: var(--mcream-mint-green);
}

.add-to-cart-btn:active:not(:disabled) {
    transform: translateY(-1px) scale(1.01);
    transition: all 0.1s ease;
}

.add-to-cart-btn:disabled {
    background: linear-gradient(135deg, rgba(100, 100, 100, 0.4), rgba(80, 80, 80, 0.3));
    color: rgba(255, 255, 255, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.2);
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

/* Mobile responsive adjustments */
@media (max-width: 480px) {
    .floating-actions {
        bottom: 100px;
        padding: 0 15px;
        gap: 12px;
    }
    
    .floating-actions button {
        font-size: 12px;
        min-height: 60px;
        border-radius: 6px;
    }
    
    .back-btn {
        max-width: 100px;
    }
    
    .add-to-cart-btn {
        max-width: 180px;
    }
}

/* Tablet adjustments */
@media (min-width: 481px) and (max-width: 768px) {
    .floating-actions {
        bottom: 100px;
        padding: 0 25px;
        gap: 20px;
    }
    
    .floating-actions button {
        font-size: 13px;
        min-height: 60px;
    }
    
    .back-btn {
        max-width: 110px;
    }
    
    .add-to-cart-btn {
        max-width: 190px;
    }
    
    .product-main {
        max-width: 500px;
    }
    
    .product-detail-image {
        padding: 30px;
    }
    
    .product-detail-image img {
        max-height: 350px;
    }
}

/* Desktop adjustments */
@media (min-width: 769px) {
    .product-main {
        max-width: 1200px;
        padding: 30px 30px 200px 30px;
    }
    
    /* Two-column layout for desktop */
    .product-detail {
        flex-direction: row;
        align-items: flex-start;
        gap: 40px;
    }
    
    .product-detail-image {
        flex: 0 0 45%;
        padding: 40px 20px;
        position: sticky;
        top: 20px;
        align-self: flex-start;
        max-height: calc(100vh - 40px); /* fallback */
        max-height: calc(100dvh - 40px); /* dynamic viewport height */
        overflow: hidden;
    }
    
    .product-detail-image img {
        max-height: 400px;
    }
    
    .product-detail-info {
        flex: 1;
        padding: 40px 20px;
    }
    
    .product-detail-header h1 {
        font-size: 36px;
    }
    
    .variation-selector-container {
        padding: 25px;
    }
    
    .floating-actions {
        gap: 25px;
    }
}

/* Mobile product layout adjustments */
@media (max-width: 480px) {
    .product-main {
        padding: 15px 15px 160px 15px;
    }
    
    .product-detail-image {
        padding: 25px 15px;
    }
    
    .product-detail-image img {
        max-height: 300px;
    }
    
    .product-detail-info {
        padding: 20px;
    }
    
    .product-detail-header h1 {
        font-size: 24px;
    }
    
    .variation-selector-container {
        padding: 15px;
    }
    
    .variation-price-amount {
        font-size: 20px;
    }
    
    .collapsible-header {
        padding: 12px 15px;
    }
    
    .collapsible-title {
        font-size: 14px;
    }
    
    .collapsible-inner {
        padding: 15px;
        font-size: 13px;
    }
}