/* ============================================
   MV STYLES - CUSTOMER PORTAL STYLES
   Professional Furniture E-commerce UI
   ============================================ */

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: white;
    border-bottom: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) 0;
    gap: var(--spacing-6);
}

.site-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    text-decoration: none;
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-6);
}

.nav-link {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--color-secondary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-secondary);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    cursor: pointer;
}

@media (max-width: 768px) {
    .site-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: white;
        padding: var(--spacing-6);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        transition: transform var(--transition-base);
    }
    
    .site-nav.active {
        transform: translateY(0);
    }
    
    .menu-toggle {
        display: block;
    }
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero,
.hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: white;
    padding: var(--spacing-16) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    color: white;
    margin-bottom: var(--spacing-4);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-8);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .hero,
    .hero-section {
        padding: var(--spacing-12) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
        line-height: 1.3;
        padding: 0 var(--spacing-4);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
}

/* ==========================================
   PRODUCT GRID
   ========================================== */

.products-section {
    padding: var(--spacing-12) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-10);
}

.section-title {
    font-size: var(--font-size-3xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-3);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
}

/* ==========================================
   PRODUCT GRID - REFINED DESIGN
   Desktop: 4 columns | Tablet: 3 columns | Mobile: 2-3 columns
   ========================================== */

/* Mobile default (< 480px) - 2 columns */
.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    width: 100%;
    padding: 0;
}

/* Larger phones (480px+) - 3 columns */
@media (min-width: 480px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
    }
}

/* Tablets (768px+) - 3 columns */
@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }
}

/* Desktop (1024px+) - 4 columns */
@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 22px;
    }
}

/* Product Card Enhanced */
.product-card-badge {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    z-index: 10;
}

.product-card-category {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-1);
}

.product-card-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-top: var(--spacing-2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--spacing-4);
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--color-border-light);
}

/* ==========================================
   PRODUCT DETAIL PAGE
   ========================================== */

.product-detail {
    padding: var(--spacing-12) 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-10);
    align-items: start;
}

.product-image-gallery {
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-6));
}

.product-main-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-4);
}

.product-info {
    padding: var(--spacing-6);
}

.product-detail-title {
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
}

.product-detail-price {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-6);
}

.product-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
    padding-bottom: var(--spacing-6);
    border-bottom: 1px solid var(--color-border);
}

.product-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.product-description {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: var(--color-text);
    margin-bottom: var(--spacing-8);
}

.product-actions {
    display: flex;
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }
    
    .product-image-gallery {
        position: static;
    }
}

/* ==========================================
   STICKY CALL-TO-ACTION (Mobile)
   ========================================== */

.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    padding: var(--spacing-4);
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
    z-index: var(--z-sticky);
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.sticky-cta.visible {
    transform: translateY(0);
}

.sticky-cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4);
    max-width: var(--container-max-width);
    margin: 0 auto;
}

@media (min-width: 769px) {
    .sticky-cta {
        display: none;
    }
}

/* ==========================================
   FOOTER
   ========================================== */

.site-footer {
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-6) 0 var(--spacing-4);
    margin-top: var(--spacing-8);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
}

.footer-section h3 {
    color: white;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-4);
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.footer-section a:hover {
    color: var(--color-secondary);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-2);
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    transform: translateX(5px);
    color: var(--color-secondary);
}

.social-links {
    display: flex;
    gap: var(--spacing-4);
    margin-top: var(--spacing-4);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: white;
    transition: all var(--transition-base);
}

.social-link:hover {
    background-color: var(--color-secondary);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-6);
    text-align: center;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
}

/* ==========================================
   CONTACT SECTION
   ========================================== */

.contact-section {
    padding: var(--spacing-12) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-10);
}

.contact-info-card {
    background-color: var(--color-surface);
    padding: var(--spacing-8);
    border-radius: var(--radius-lg);
    text-align: center;
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-4);
    background-color: var(--color-primary);
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   WHATSAPP FLOAT BUTTON & CONTACT CARD
   ========================================== */

.whatsapp-float {
    position: fixed;
    bottom: var(--spacing-6);
    right: var(--spacing-6);
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
    cursor: pointer;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.4);
}

/* WhatsApp Contact Card */
.whatsapp-card {
    position: fixed;
    bottom: 90px;
    right: var(--spacing-6);
    width: 280px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    z-index: 999;
    display: none;
    opacity: 0;
    transform: translateY(20px) scale(0.9);
    transition: all 0.3s ease;
}

.whatsapp-card.active {
    display: block;
    opacity: 1;
    transform: translateY(0) scale(1);
}

.whatsapp-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid #eee;
}

.whatsapp-card-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.whatsapp-card-header .close-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: #999;
    cursor: pointer;
    padding: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s;
}

.whatsapp-card-header .close-btn:hover {
    background: #f5f5f5;
    color: #333;
}

.whatsapp-card-body {
    padding: 12px;
}

.whatsapp-contact-item {
    display: flex;
    align-items: center;
    padding: 12px;
    margin-bottom: 8px;
    background: #f8f9fa;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s;
}

.whatsapp-contact-item:last-child {
    margin-bottom: 0;
}

.whatsapp-contact-item:hover {
    background: #e8f5e9;
    transform: translateX(4px);
}

.whatsapp-contact-item .contact-icon {
    font-size: 36px;
    margin-right: 12px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.whatsapp-contact-item .woman-icon {
    background: linear-gradient(135deg, #FF6B9D 0%, #C06C84 100%);
}

.whatsapp-contact-item .man-icon {
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
}

.whatsapp-contact-item .contact-info {
    flex: 1;
}

.whatsapp-contact-item .contact-label {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    margin-bottom: 2px;
}

.whatsapp-contact-item .contact-number {
    font-size: 13px;
    color: #666;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .whatsapp-float {
        position: fixed;
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
        font-size: 24px;
        background-color: #25D366;
        color: white;
        border-radius: 50%;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        -webkit-box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
        box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
        z-index: 1000;
        cursor: pointer;
    }
    
    .whatsapp-card {
        position: fixed;
        bottom: 85px;
        right: 20px;
        width: 280px;
        max-width: calc(100vw - 40px);
        background: white;
        border-radius: 16px;
        -webkit-box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        z-index: 999;
        display: none;
    }
    
    .whatsapp-card.active {
        display: block;
    }
    
    .whatsapp-card-header {
        padding: 16px;
        border-bottom: 1px solid #f0f0f0;
        background: #25D366;
        border-radius: 16px 16px 0 0;
        position: relative;
    }
    
    .whatsapp-card-header h3 {
        font-size: 16px;
        font-weight: 700;
        color: white;
        margin: 0;
    }
    
    .whatsapp-card-body {
        padding: 12px;
        background: white;
        border-radius: 0 0 16px 16px;
    }
    
    .whatsapp-contact-item {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        padding: 12px;
        margin-bottom: 8px;
        border-radius: 10px;
        background: #f8f9fa;
        -webkit-box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
        text-decoration: none;
    }
    
    .whatsapp-contact-item:last-child {
        margin-bottom: 0;
    }
    
    .whatsapp-contact-item .contact-icon {
        font-size: 36px;
        width: 48px;
        height: 48px;
        margin-right: 12px;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        border-radius: 50%;
        -webkit-box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }
    
    .whatsapp-contact-item .contact-info {
        -webkit-box-flex: 1;
        -ms-flex: 1;
        flex: 1;
    }
    
    .whatsapp-contact-item .contact-label {
        font-size: 14px;
        font-weight: 600;
        margin-bottom: 3px;
        color: #333;
    }
    
    .whatsapp-contact-item .contact-number {
        font-size: 13px;
        color: #25D366;
        font-weight: 600;
    }
    
    .whatsapp-card-header .close-btn {
        position: absolute;
        top: 14px;
        right: 14px;
        width: 28px;
        height: 28px;
        font-size: 18px;
        color: white;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 50%;
        border: none;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        cursor: pointer;
    }
}

/* ==========================================
   EMPTY STATE
   ========================================== */

.empty-state {
    text-align: center;
    padding: var(--spacing-16) var(--spacing-4);
}

.empty-state-icon {
    font-size: var(--font-size-5xl);
    color: var(--color-text-lighter);
    margin-bottom: var(--spacing-6);
}

.empty-state-title {
    font-size: var(--font-size-2xl);
    color: var(--color-text);
    margin-bottom: var(--spacing-3);
}

.empty-state-text {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-6);
}

/* ==========================================
   STAT CARDS (HOMEPAGE)
   ========================================== */

.stat-card {
    background: white;
    padding: var(--spacing-8);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border-top: 4px solid transparent;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.stat-card-primary {
    border-top-color: var(--color-primary);
}

.stat-card-success {
    border-top-color: var(--color-success);
}

.stat-card-secondary {
    border-top-color: var(--color-secondary);
}

.stat-card-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-4);
}

.stat-card-value {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-2);
}

.stat-card-label {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    font-weight: var(--font-weight-medium);
}

/* ==========================================
   SECTION HEADERS
   ========================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

.section-title {
    font-family: var(--font-display);
    font-size: var(--font-size-3xl);
    color: var(--color-text);
    margin-bottom: var(--spacing-3);
    font-weight: var(--font-weight-bold);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
}

/* ==========================================
   CATEGORY CARDS
   ========================================== */

.category-card {
    background: white;
    padding: var(--spacing-8);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    text-decoration: none;
    display: block;
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.category-card-icon {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-4);
}

.category-card-title {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    margin-bottom: var(--spacing-2);
    font-weight: var(--font-weight-semibold);
}

.category-card-count {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
}

/* ==========================================
   CONTACT CTA
   ========================================== */

.contact-cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    padding: var(--spacing-12) var(--spacing-8);
    border-radius: var(--radius-xl);
    text-align: center;
}

.contact-cta-content {
    margin-bottom: var(--spacing-8);
}

.contact-cta-title {
    font-family: var(--font-display);
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-4);
    color: white;
}

.contact-cta-text {
    font-size: var(--font-size-lg);
    opacity: 0.95;
    max-width: 600px;
    margin: 0 auto;
}

.contact-cta-action {
    display: flex;
    justify-content: center;
}

/* Mobile adjustments for new components */
@media (max-width: 768px) {
    .stat-card {
        padding: var(--spacing-6);
    }
    
    .stat-card-value {
        font-size: var(--font-size-3xl);
    }
    
    .category-card {
        padding: var(--spacing-6);
    }
    
    .category-card-icon {
        font-size: var(--font-size-4xl);
    }
    
    .contact-cta {
        padding: var(--spacing-8) var(--spacing-6);
    }
    
    .contact-cta-title {
        font-size: var(--font-size-2xl);
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
    }
}