/* ==========================================================================
   PREMIUM COMPUTER SALES & SERVICE WEB PORTAL
   Design System & Stylesheet
   ========================================================================== */

:root {
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --bg-body: #f8fafc;
    --bg-surface: #ffffff;
    --primary-blue: #2563eb;
    --primary-hover: #1d4ed8;
    --accent-cyan: #06b6d4;
    --accent-purple: #8b5cf6;
    --whatsapp-green: #25d366;
    --whatsapp-hover: #1da851;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-light: #f8fafc;
    --border-color: #e2e8f0;
    --border-dark: #334155;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 30px rgba(0,0,0,0.2);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================================================
   TOP ANNOUNCEMENT BAR & MAIN HEADER
   ========================================================================== */

.top-bar {
    background: linear-gradient(90deg, #0f172a 0%, #1e293b 100%);
    color: var(--text-light);
    font-size: 0.85rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.top-bar-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-info span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.top-bar-info i {
    color: var(--accent-cyan);
}

.whatsapp-badge {
    background-color: var(--whatsapp-green);
    color: white;
    padding: 3px 12px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.8rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.whatsapp-badge:hover {
    background-color: var(--whatsapp-hover);
    transform: translateY(-1px);
}

/* Header */
.main-header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    gap: 20px;
}

/* Brand Logo */
.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--bg-dark);
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.logo-text h1 {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1.1;
    background: linear-gradient(135deg, #0f172a 0%, #2563eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-text span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Search Box */
.header-search {
    flex: 1;
    max-width: 500px;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 12px 18px 12px 45px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.92rem;
    outline: none;
    transition: var(--transition);
    background-color: #f1f5f9;
}

.search-input:focus {
    border-color: var(--primary-blue);
    background-color: white;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.btn-service-book {
    background: linear-gradient(135deg, var(--bg-dark), #1e293b);
    color: white;
    border: none;
    padding: 10px 18px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.btn-service-book:hover {
    background: linear-gradient(135deg, #1e293b, var(--primary-blue));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cart-btn {
    position: relative;
    background: #f1f5f9;
    border: 1.5px solid var(--border-color);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.cart-btn:hover {
    background-color: white;
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.cart-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background-color: #ef4444;
    color: white;
    font-size: 0.72rem;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid white;
}

/* Category Nav Ribbon */
.category-nav-bar {
    background-color: var(--bg-dark);
    color: white;
    border-bottom: 2px solid rgba(255,255,255,0.05);
}

.category-nav-list {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
    overflow-x: auto;
    padding: 10px 0;
    scrollbar-width: none;
}

.category-nav-list::-webkit-scrollbar {
    display: none;
}

.cat-nav-btn {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    color: var(--text-light);
    padding: 8px 18px;
    border-radius: var(--radius-full);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.cat-nav-btn:hover, .cat-nav-btn.active {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

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

.hero-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #1e1b4b 100%);
    color: white;
    padding: 65px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, rgba(0,0,0,0) 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-content h2 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-content h2 span {
    background: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 540px;
}

.hero-features-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 35px;
}

.hero-pill {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero-pill i {
    color: var(--accent-cyan);
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), #3b82f6);
    color: white;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(37, 99, 235, 0.45);
}

.btn-whatsapp {
    background: var(--whatsapp-green);
    color: white;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
    transition: var(--transition);
}

.btn-whatsapp:hover {
    background: var(--whatsapp-hover);
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(37, 211, 102, 0.4);
}

.hero-image-wrapper {
    position: relative;
}

.hero-main-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    padding: 20px;
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-xl);
}

.hero-img {
    width: 100%;
    height: 340px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.hero-floating-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: white;
    color: var(--text-primary);
    padding: 15px 22px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 14px;
}

.badge-icon {
    width: 42px;
    height: 42px;
    background: #ecfdf5;
    color: var(--whatsapp-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.badge-text strong {
    display: block;
    font-size: 0.95rem;
}

.badge-text span {
    font-size: 0.78rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */

.section-padding {
    padding: 70px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 45px;
}

.section-subtitle {
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
    display: block;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--bg-dark);
    letter-spacing: -0.5px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: white;
    border-radius: var(--radius-md);
    padding: 30px 25px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(37, 99, 235, 0.3);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    color: var(--primary-blue);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--primary-blue);
    color: white;
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.service-btn {
    background: none;
    border: none;
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 0.88rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0;
    transition: var(--transition);
}

.service-btn:hover {
    color: var(--primary-hover);
    gap: 10px;
}

/* ==========================================================================
   PRODUCT CATALOG & DYNAMIC FILTERS
   ========================================================================== */

.catalog-section {
    background-color: #f1f5f9;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.catalog-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
    align-items: start;
}

/* Filters Sidebar */
.filter-sidebar {
    background: white;
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 100px;
}

.filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.filter-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.reset-filters-btn {
    background: none;
    border: none;
    color: var(--primary-blue);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.reset-filters-btn:hover {
    text-decoration: underline;
}

.filter-group {
    margin-bottom: 24px;
}

.filter-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--bg-dark);
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.filter-options-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 200px;
    overflow-y: auto;
    padding-right: 5px;
}

.filter-options-list::-webkit-scrollbar {
    width: 4px;
}

.filter-options-list::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 4px;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}

.filter-checkbox input {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-blue);
    cursor: pointer;
}

.rating-stars-label {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: #f59e0b;
}

/* Price Range Slider */
.price-inputs {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.price-field {
    flex: 1;
}

.price-field span {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
    margin-bottom: 2px;
}

.price-field input {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

.range-slider {
    width: 100%;
    margin-top: 12px;
    accent-color: var(--primary-blue);
}

/* Catalog Top Controls Bar */
.catalog-top-bar {
    background: white;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.results-count {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.results-count strong {
    color: var(--bg-dark);
}

.sort-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sort-wrapper label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.sort-select {
    padding: 8px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    outline: none;
    cursor: pointer;
    background-color: white;
}

/* Product Cards Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 22px;
}

.product-card {
    background: white;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-blue);
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: #ef4444;
    color: white;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    z-index: 2;
    text-transform: uppercase;
}

.product-brand-tag {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(15, 23, 42, 0.8);
    color: white;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    backdrop-filter: blur(4px);
    z-index: 2;
}

.product-img-wrapper {
    position: relative;
    width: 100%;
    height: 190px;
    background: #f8fafc;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
}

.product-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.product-card:hover .product-img {
    transform: scale(1.05);
}

.product-details {
    padding: 18px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-category-name {
    font-size: 0.75rem;
    color: var(--primary-blue);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.product-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--bg-dark);
    line-height: 1.35;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 2.7em;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
    font-size: 0.82rem;
}

.rating-stars {
    color: #f59e0b;
}

.rating-count {
    color: var(--text-muted);
}

.product-specs-list {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
    list-style: none;
}

.product-specs-list li {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-specs-list i {
    color: var(--accent-cyan);
    font-size: 0.7rem;
}

.product-price-row {
    margin-top: auto;
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 15px;
}

.price-current {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--bg-dark);
}

.price-original {
    font-size: 0.88rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-discount {
    font-size: 0.75rem;
    color: var(--whatsapp-green);
    font-weight: 700;
}

.product-actions-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.btn-add-cart {
    background: #f1f5f9;
    color: var(--bg-dark);
    border: 1px solid var(--border-color);
    padding: 9px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: var(--transition);
}

.btn-add-cart:hover {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}

.btn-buy-now {
    background: var(--whatsapp-green);
    color: white;
    border: none;
    padding: 9px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.82rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: var(--transition);
}

.btn-buy-now:hover {
    background: var(--whatsapp-hover);
}

/* Empty State */
.no-products-found {
    grid-column: 1 / -1;
    background: white;
    padding: 50px 20px;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--border-color);
}

.no-products-found i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 15px;
}

/* ==========================================================================
   BRANDS SECTION
   ========================================================================== */

.brands-ribbon {
    background: white;
    padding: 40px 0;
    border-bottom: 1px solid var(--border-color);
}

.brands-carousel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    opacity: 0.75;
}

.brand-pill {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-secondary);
    letter-spacing: -0.5px;
    padding: 8px 16px;
    background: #f8fafc;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.brand-pill:hover {
    color: var(--primary-blue);
    border-color: var(--primary-blue);
    opacity: 1;
}

/* ==========================================================================
   CART SLIDE-OVER DRAWER
   ========================================================================== */

.cart-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.cart-drawer-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: -450px;
    width: 100%;
    max-width: 440px;
    height: 100vh;
    background: white;
    z-index: 2001;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xl);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.cart-drawer-overlay.active .cart-drawer {
    right: 0;
}

.cart-drawer-header {
    padding: 20px;
    background: var(--bg-dark);
    color: white;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-drawer-header h3 {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.close-drawer-btn {
    background: rgba(255,255,255,0.1);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition);
}

.close-drawer-btn:hover {
    background: rgba(255,255,255,0.25);
}

.cart-items-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.cart-item-row {
    display: flex;
    gap: 14px;
    padding-bottom: 16px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.cart-item-img {
    width: 70px;
    height: 70px;
    object-fit: contain;
    background: #f8fafc;
    border-radius: var(--radius-sm);
    padding: 5px;
    border: 1px solid var(--border-color);
}

.cart-item-info {
    flex: 1;
}

.cart-item-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--bg-dark);
    margin-bottom: 4px;
}

.cart-item-price {
    font-size: 0.92rem;
    font-weight: 800;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.cart-qty-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.qty-btn {
    width: 26px;
    height: 26px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: #f1f5f9;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.qty-val {
    font-size: 0.88rem;
    font-weight: 700;
    min-width: 20px;
    text-align: center;
}

.remove-item-btn {
    background: none;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 0.9rem;
    margin-left: auto;
    padding: 5px;
}

.cart-empty-message {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-muted);
}

.cart-empty-message i {
    font-size: 3.5rem;
    margin-bottom: 15px;
    opacity: 0.5;
}

.cart-drawer-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    background: #f8fafc;
}

.cart-summary-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.cart-summary-line.total {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--bg-dark);
    padding-top: 10px;
    border-top: 1px dashed var(--border-color);
    margin-bottom: 18px;
}

/* ==========================================================================
   MODALS (CHECKOUT & SERVICE)
   ========================================================================== */

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(6px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal-card {
    background: white;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 580px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    transform: translateY(20px);
    transition: var(--transition);
}

.modal-backdrop.active .modal-card {
    transform: translateY(0);
}

.modal-header {
    background: linear-gradient(135deg, var(--bg-dark), #1e293b);
    color: white;
    padding: 22px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-body {
    padding: 28px;
}

.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--bg-dark);
    margin-bottom: 6px;
}

.form-label span {
    color: #ef4444;
}

.form-control {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    outline: none;
    transition: var(--transition);
    font-family: inherit;
}

.form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.order-items-preview-box {
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px;
    margin-bottom: 20px;
    font-size: 0.88rem;
}

.order-items-preview-box h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

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

.site-footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 60px 0 25px;
    border-top: 1px solid var(--border-dark);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 45px;
}

.footer-about p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 15px 0 20px;
    max-width: 340px;
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    position: relative;
}

.footer-title::after {
    content: '';
    display: block;
    width: 30px;
    height: 3px;
    background: var(--primary-blue);
    margin-top: 6px;
    border-radius: 2px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-cyan);
    padding-left: 5px;
}

.contact-info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.contact-info-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.contact-info-list i {
    color: var(--accent-cyan);
    margin-top: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--border-dark);
    padding-top: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Floating WhatsApp Quick Action Button */
.floating-wa-btn {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background-color: var(--whatsapp-green);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    z-index: 999;
    text-decoration: none;
    transition: var(--transition);
}

.floating-wa-btn:hover {
    transform: scale(1.1);
    background-color: var(--whatsapp-hover);
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 25px;
    left: 25px;
    z-index: 4000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--bg-dark);
    color: white;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    border-left: 4px solid var(--whatsapp-green);
    animation: toastIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Responsive Media Queries */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
    .catalog-layout {
        grid-template-columns: 1fr;
    }
    .filter-sidebar {
        position: relative;
        top: 0;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .hero-content h2 {
        font-size: 2.1rem;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .header-inner {
        flex-wrap: wrap;
    }
    .header-search {
        order: 3;
        width: 100%;
        max-width: 100%;
    }
}