/* ===== CSS Variables ===== */
:root {
    --primary-color: #2C3E50;
    --secondary-color: #E67E22;
    --accent-color: #27AE60;
    --text-dark: #333333;
    --text-light: #666666;
    --bg-white: #FFFFFF;
    --bg-light: #F8F9FA;
    --border-color: #E0E0E0;
    
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    --transition: all 0.3s ease;
    --shadow: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-hover: 0 8px 30px rgba(0,0,0,0.15);
}

/* ===== Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    text-align: center;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background: #D35400;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-shop {
    background: var(--primary-color);
    color: white;
    padding: 12px 24px;
    font-size: 0.9rem;
}

.btn-shop:hover {
    background: #1A252F;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100px;
    padding: 5px 0;
}

.logo img {
    width: 320px;
    max-height: 90px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.btn-quotation {
    background: var(--secondary-color);
    color: white;
    padding: 10px 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-quotation:hover {
    background: #D35400;
    transform: translateY(-2px);
}

.btn-catalogue {
    background: var(--accent-color);
    color: white;
    padding: 10px 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: var(--transition);
    white-space: nowrap;
    margin-right: 10px;
}

.btn-catalogue:hover {
    background: #219a52;
    transform: translateY(-2px);
}

/* Language Switcher */
.language-switcher {
    margin-right: 10px;
}

.language-switcher select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: white;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

.language-switcher select:hover {
    border-color: var(--secondary-color);
}

.icon-btn {
    text-decoration: none;
    font-size: 1.3rem;
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--secondary-color);
    color: white;
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 50%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: calc(100vh - 100px);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 120px;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
}

.hero-content {
    text-align: center;
    color: white;
    z-index: 1;
    padding: 0 20px;
    max-width: 900px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Categories Section ===== */
.categories {
    padding: 100px 0;
    background: var(--bg-light);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.category-card {
    text-decoration: none;
    text-align: center;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-5px);
}

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

.category-image {
    aspect-ratio: 1;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 15px;
    background: var(--bg-white);
    box-shadow: var(--shadow);
}

.category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.category-card h3 {
    font-size: 1rem;
    color: var(--text-dark);
    font-weight: 600;
}

/* ===== Featured Products ===== */
.featured-products {
    padding: 100px 0;
    background: var(--bg-white);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--secondary-color);
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 2;
}

.product-image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

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

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

.product-info {
    padding: 20px;
}

.product-name {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.product-desc {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 12px;
    line-height: 1.4;
}

.product-price {
    margin-bottom: 10px;
}

.current-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-right: 10px;
}

.quote-price {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--accent-color);
}

.quote-total {
    color: var(--accent-color) !important;
    font-style: italic;
}

.original-price {
    font-size: 1rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.diy-tag {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--accent-color);
    margin-bottom: 15px;
    font-weight: 600;
}

/* Product Size Selector */
.product-size {
    margin-bottom: 10px;
}

.size-select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
    background: white;
    cursor: pointer;
    transition: var(--transition);
}

.size-select:hover {
    border-color: var(--secondary-color);
}

.size-select:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(230, 126, 34, 0.2);
}

/* ===== Brand Story ===== */
.brand-story {
    padding: 100px 0;
    background: var(--bg-light);
}

.brand-story .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.story-content {
    padding-right: 40px;
}

.story-content .section-title {
    text-align: left;
    margin-bottom: 2rem;
}

.story-text {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.story-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.story-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== Features ===== */
.features {
    padding: 100px 0;
    background: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.feature-item {
    text-align: center;
    padding: 30px 20px;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-item h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.feature-item p {
    font-size: 0.95rem;
    color: var(--text-light);
}

/* ===== Newsletter ===== */
.newsletter {
    padding: 80px 0;
    background: var(--primary-color);
    color: white;
    text-align: center;
}

.newsletter h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.newsletter p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 30px;
}

.newsletter-form {
    display: flex;
    gap: 10px;
    justify-content: center;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 20px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
}

.newsletter-form button {
    padding: 14px 30px;
}

/* ===== Footer ===== */
.footer {
    background: #1A1A1A;
    color: white;
    padding: 30px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2.5fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 20px;
    align-items: center;
    min-height: 200px;
}

.footer-logo {
    width: 280px;
    height: auto;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.footer-brand p {
    color: #999;
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 280px;
    margin-top: 0;
}

.footer-links {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.footer-links h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: white;
    margin-top: 0;
    font-weight: 600;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #999;
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    color: #666;
    font-size: 0.9rem;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .category-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .btn-quotation {
        display: none;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .footer-brand p {
        max-width: 100%;
    }
    
    .footer-logo {
        margin: 0 auto 20px;
    }
}

/* Mobile Navigation */
.nav-links.mobile-active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100px;
    left: 0;
    right: 0;
    background: white;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    z-index: 999;
}

.nav-links.mobile-active li {
    margin: 10px 0;
}

.nav-links.mobile-active a {
    font-size: 1.2rem;
    padding: 10px 0;
    display: block;
}

@media (max-width: 768px) {
    .navbar .container {
        height: 80px;
    }
    
    .logo img {
        width: 200px;
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-links.mobile-active {
        display: flex;
        top: 80px;
    }
    
    .mobile-menu-btn {
        display: block;
        background: none;
        border: none;
        font-size: 1.5rem;
        cursor: pointer;
    }
    
    .nav-actions {
        gap: 10px;
    }
    
    .btn-catalogue,
    .btn-quotation {
        display: none;
    }
    
    .hero {
        padding-top: 80px;
        min-height: calc(100vh - 80px);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .category-card h3 {
        font-size: 0.9rem;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .brand-story .container {
        grid-template-columns: 1fr;
    }
    
    .story-content {
        padding-right: 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}

/* ===== Smooth Scroll ===== */
html {
    scroll-behavior: smooth;
}

/* ===== Selection ===== */
::selection {
    background: var(--secondary-color);
    color: white;
}