/* ========================================
   RemotePicker - White Clean Style CSS
   ======================================== */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #64748b;
    --dark: #1e293b;
    --darker: #0f172a;
    --light: #f8fafc;
    --lighter: #f1f5f9;
    --white: #ffffff;
    --gray: #94a3b8;
    --border: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--dark);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 500;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    border-color: var(--white);
    color: var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary);
}

.btn-white {
    background: var(--white);
    color: var(--primary);
}

.btn-white:hover {
    background: var(--light);
    transform: translateY(-2px);
}

/* ========================================
   Header
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 16px 0;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 22px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
}

.logo-tagline {
    font-size: 12px;
    color: var(--gray);
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-menu a {
    font-size: 15px;
    font-weight: 500;
    color: var(--dark);
    transition: var(--transition);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.btn-quote {
    padding: 10px 24px;
    background: var(--primary);
    color: var(--white);
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 14px;
    transition: var(--transition);
}

.btn-quote:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--dark);
    cursor: pointer;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    padding: 180px 0 120px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

.hero-content {
    max-width: 640px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    color: var(--darker);
    margin-bottom: 24px;
}

.hero h1 span {
    color: var(--primary);
}

.hero p {
    font-size: 18px;
    color: var(--secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-btns {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    margin-top: 4px;
}

/* ========================================
   Section Header
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--darker);
    margin-bottom: 12px;
}

.section-header p {
    font-size: 16px;
    color: var(--secondary);
}

.section-footer {
    text-align: center;
    margin-top: 48px;
}

/* ========================================
   Categories
   ======================================== */
.categories {
    padding: 80px 0;
    background: var(--white);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.category-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.category-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 28px;
    margin-bottom: 20px;
}

.category-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.category-card p {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 16px;
    flex: 1;
}

.category-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.category-link i {
    transition: var(--transition);
}

.category-card:hover .category-link i {
    transform: translateX(4px);
}

/* ========================================
   Featured Products
   ======================================== */
.featured {
    padding: 80px 0;
    background: var(--light);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

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

.product-image {
    width: 100%;
    height: 200px;
    background: var(--lighter);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.product-card:hover .product-image img {
    max-width: 100%;
    max-height: 100%;
    transform: scale(1.05);
}

.product-info {
    padding: 20px;
}

.product-info h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-category {
    font-size: 13px;
    color: var(--primary);
    margin-bottom: 12px;
}

.product-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

.product-price span {
    font-size: 13px;
    color: var(--gray);
    text-decoration: line-through;
    margin-left: 8px;
    font-weight: 400;
}

/* ========================================
   Features
   ======================================== */
.features {
    padding: 80px 0;
    background: var(--white);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    text-align: center;
    padding: 32px 24px;
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: var(--light);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 28px;
    margin: 0 auto 20px;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 14px;
    color: var(--secondary);
    line-height: 1.6;
}

/* ========================================
   CTA
   ======================================== */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--darker);
    padding: 64px 0 24px;
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-logo i {
    color: var(--primary-light);
    font-size: 24px;
}

.footer-about p {
    color: var(--gray);
    margin-bottom: 24px;
    line-height: 1.7;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray);
    font-size: 14px;
    transition: var(--transition);
}

.footer-contact a:hover {
    color: var(--primary-light);
}

.footer-links h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--gray);
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--gray);
    font-size: 14px;
}

/* ========================================
   Page Header
   ======================================== */
.page-header {
    padding: 140px 0 60px;
    background: linear-gradient(135deg, var(--light) 0%, var(--border) 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 42px;
    font-weight: 700;
    color: var(--darker);
    margin-bottom: 12px;
}

.page-header p {
    font-size: 16px;
    color: var(--secondary);
}

/* ========================================
   Products Page
   ======================================== */
.products-section {
    padding: 60px 0;
}

.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding: 20px 24px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    flex-wrap: wrap;
    gap: 16px;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--secondary);
}

.filter-group select {
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--dark);
    background: var(--white);
    cursor: pointer;
    min-width: 180px;
}

.filter-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.search-box {
    display: flex;
    gap: 8px;
}

.search-box input {
    padding: 10px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    width: 280px;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
}

.search-box button {
    padding: 10px 20px;
    background: var(--primary);
    border: none;
    border-radius: 8px;
    color: var(--white);
    cursor: pointer;
    transition: var(--transition);
}

.search-box button:hover {
    background: var(--primary-dark);
}

.products-count {
    font-size: 14px;
    color: var(--secondary);
    margin-bottom: 24px;
}

.products-count span {
    color: var(--primary);
    font-weight: 600;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}

.pagination button,
.pagination span {
    padding: 10px 16px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--dark);
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.pagination button:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.pagination button.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* ========================================
   About Page
   ======================================== */
.about-section {
    padding: 60px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-content h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--darker);
    margin-bottom: 20px;
}

.about-content p {
    font-size: 16px;
    color: var(--secondary);
    margin-bottom: 24px;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

.about-stat {
    text-align: center;
}

.about-stat-num {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    display: block;
}

.about-stat-label {
    font-size: 14px;
    color: var(--gray);
}

.about-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--light);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 80px;
}

/* ========================================
   Contact Page
   ======================================== */
.contact-section {
    padding: 60px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--darker);
    margin-bottom: 20px;
}

.contact-info > p {
    font-size: 16px;
    color: var(--secondary);
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-item-icon {
    width: 48px;
    height: 48px;
    background: var(--light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
}

.contact-item-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.contact-item-content p {
    font-size: 14px;
    color: var(--secondary);
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
    .category-grid,
    .product-grid,
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .header .container {
        padding: 0 16px;
    }
    
    .nav, .btn-quote {
        display: none;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .hero {
        padding: 140px 0 80px;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero-btns {
        flex-direction: column;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .category-grid,
    .product-grid,
    .feature-grid,
    .about-grid,
    .contact-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box input {
        width: 100%;
    }
}