/* assets/css/style.css */

:root {
    --primary-blue: #007bff;
    --primary-blue-hover: #0056b3;
    --whatsapp-green: #25D366;
    --whatsapp-green-hover: #128C7E;
    --text-dark: #333333;
    --text-muted: #6c757d;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-hover: 0 10px 20px rgba(0,0,0,0.15);
    --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: var(--primary-blue);
    transition: var(--transition-smooth);
}

a:hover {
    color: var(--primary-blue-hover);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Header Navbar */
.navbar {
    background-color: var(--white);
    padding: 1rem 5%;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.nav-links a {
    margin-left: 20px;
    font-weight: 500;
    color: var(--text-dark);
}

.nav-links a:hover {
    color: var(--primary-blue);
}

/* Main Container */
.container {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 5%;
    width: 100%;
}

/* Grid Layouts */
.grid-products {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Product Card - Anti Gravity Hover */
.product-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.product-img-wrapper {
    height: 200px;
    overflow: hidden;
    position: relative;
    background: #eaeaea;
}

.product-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.category-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 123, 255, 0.9);
    color: white;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.product-info {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.product-price {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    margin-top: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition-smooth);
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
    width: 100%;
}

.btn-primary:hover {
    background-color: var(--primary-blue-hover);
    color: var(--white);
    transform: scale(1.02);
}

.btn-whatsapp {
    background-color: var(--whatsapp-green);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-whatsapp:hover {
    background-color: var(--whatsapp-green-hover);
    color: var(--white);
    transform: scale(1.02);
}

/* Floating WhatsApp */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--whatsapp-green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.floating-whatsapp svg {
    width: 35px;
    height: 35px;
}

.floating-whatsapp:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 6px 15px rgba(37, 211, 102, 0.6);
    color: white;
}

/* Product Detail Page */
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.gallery-main {
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    background: #f9f9f9;
    height: 400px;
}

.gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.gallery-thumbs {
    display: flex;
    gap: 10px;
}

.gallery-thumb {
    width: 80px;
    height: 80px;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-smooth);
    overflow: hidden;
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-thumb.active, .gallery-thumb:hover {
    border-color: var(--primary-blue);
    transform: translateY(-2px);
}

.product-meta h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.verified-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: #28a745;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.verified-badge svg {
    width: 18px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-item {
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
}

.action-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

/* Tabs */
.tabs {
    margin-top: 3rem;
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.tab-headers {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.tab-header {
    padding: 1rem 2rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 2px solid transparent;
    transition: var(--transition-smooth);
}

.tab-header.active {
    color: var(--primary-blue);
    border-bottom-color: var(--primary-blue);
}

.tab-content {
    display: none;
    line-height: 1.8;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Checkout Page */
.checkout-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 2rem;
}

.checkout-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-smooth);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
}

.qr-container {
    text-align: center;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px dashed #ccc;
    margin-bottom: 1.5rem;
}

.qr-container img {
    margin: 0 auto 1rem auto;
    width: 200px;
    height: 200px;
}

/* Footer */
.app-footer {
    background: var(--white);
    text-align: center;
    padding: 1.5rem;
    margin-top: auto;
    border-top: 1px solid var(--border-color);
}

/* Responsive */
@media (max-width: 768px) {
    .product-detail-grid, .checkout-grid {
        grid-template-columns: 1fr;
    }
}