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

:root {
    --primary-color: #1e3a5f;
    --secondary-color: #2c5282;
    --accent-color: #e74c3c;
    --text-color: #333;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 5px 20px rgba(0, 0, 0, 0.15);
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

.logo::before {
    content: '';
    position: absolute;
    left: -10px;
    right: -10px;
    top: -5px;
    bottom: -5px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.logo:hover::before {
    opacity: 1;
}

.logo-img {
    height: 140px;
    width: auto;
    max-width: 400px;
    min-width: 300px;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3)) drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease, filter 0.3s ease;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
}

.logo-img:hover {
    transform: scale(1.08);
    filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.4)) drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.15);
}

.logo-svg {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-svg svg {
    height: 80px;
    width: auto;
    max-width: 100%;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.25)) drop-shadow(0 1px 3px rgba(0, 0, 0, 0.15));
    transition: transform 0.3s ease, filter 0.3s ease;
}

.logo-svg svg:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.35)) drop-shadow(0 2px 5px rgba(0, 0, 0, 0.25));
}

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

.logo h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.tagline {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 300;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    font-size: 1rem;
    padding: 10px 20px;
    border-radius: 8px;
    background: var(--bg-light);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.nav-link:hover {
    color: var(--primary-color);
    background: var(--white);
    border-color: var(--primary-color);
    box-shadow: 0 4px 8px rgba(30, 58, 95, 0.2);
    transform: translateY(-2px);
}

.nav-link::after {
    display: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-top: 80px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><path d="M0,300 Q300,200 600,300 T1200,300 L1200,600 L0,600 Z" fill="rgba(255,255,255,0.05)"/></svg>') no-repeat center;
    background-size: cover;
}

.hero-content {
    text-align: center;
    color: var(--white);
    z-index: 1;
    position: relative;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: fadeInUp 1s ease 0.4s both;
}

.btn {
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
}

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

.btn-primary:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    width: 30px;
    height: 50px;
    border: 2px solid var(--white);
    border-radius: 25px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--white);
    border-radius: 50%;
    animation: scroll 2s infinite;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
}

/* About Section */
.about {
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    line-height: 1.8;
}

.bilya-gallery {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 10px;
    border: 2px solid rgba(30, 58, 95, 0.1);
}

.bilya-sizes {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
    margin-top: 1rem;
    align-items: center;
    justify-items: center;
}

.bilya-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease;
}

.bilya-item:hover {
    transform: translateY(-5px);
}

.bilya-svg {
    width: 120px;
    height: 120px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    transition: filter 0.3s ease;
}

.bilya-item:hover .bilya-svg {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 10px;
}

.stat-item h4 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.about-image {
    position: relative;
}

.about-video-section {
    margin-bottom: 30px;
}

.video-container {
    position: relative;
    width: 100%;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: #000;
}

.about-video {
    width: 100%;
    height: auto;
    display: block;
    max-height: 500px;
    object-fit: contain;
}

.about-images-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.about-image-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
    min-height: 300px;
}

.about-image-item .image-placeholder {
    width: 100%;
    height: 300px;
    background: var(--bg-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.about-img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
    background: var(--bg-light);
}

.about-img[src=""],
.about-img:not([src]) {
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-item:hover .about-img {
    transform: scale(1.05);
}

.image-placeholder {
    width: 100%;
    height: 300px;
    background: var(--bg-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Services Section */
.services {
    background: var(--bg-light);
}

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

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.service-icon svg {
    width: 40px;
    height: 40px;
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Products Section */
.products {
    background: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.product-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
    background: var(--bg-light);
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease, opacity 0.5s ease;
}

.product-svg {
    width: 100%;
    height: 100%;
    display: block;
    transition: transform 0.5s ease;
}

.product-card:hover .product-img,
.product-card:hover .product-svg {
    transform: scale(1.1);
}

.product-image .image-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.product-info p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    background: var(--bg-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.info-icon svg {
    width: 24px;
    height: 24px;
}

.info-text h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.info-text p {
    color: var(--text-light);
    line-height: 1.6;
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn-block {
    width: 100%;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
        gap: 1rem;
    }

    .nav-link {
        width: 90%;
        max-width: 300px;
        margin: 0 auto;
        padding: 12px 20px;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .logo-img {
        height: 100px;
        max-width: 350px;
        min-width: 250px;
    }

    .logo-svg svg {
        height: 50px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .about-video-section {
        margin-bottom: 20px;
    }

    .about-video {
        max-height: 400px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .bilya-sizes {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 600px) {
    .logo-img {
        height: 90px;
        max-width: 300px;
        min-width: 200px;
    }

    .logo-svg svg {
        height: 55px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .services-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: 1fr;
    }

    .about-images-grid {
        grid-template-columns: 1fr;
    }

    .about-video {
        max-height: 300px;
    }

    .bilya-sizes {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }

    .bilya-svg {
        width: 80px;
        height: 80px;
    }
}

@media (max-width: 600px) {
    .bilya-sizes {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }

    .bilya-svg {
        width: 70px;
        height: 70px;
    }

    .lightbox-close {
        top: 10px;
        right: 15px;
        font-size: 30px;
        width: 40px;
        height: 40px;
    }

    .lightbox-content {
        max-width: 95%;
        max-height: 85vh;
    }

    .lightbox-caption {
        font-size: 1rem;
        padding: 8px 15px;
        bottom: 10px;
    }
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    overflow: auto;
    animation: fadeIn 0.3s ease;
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    animation: zoomIn 0.3s ease;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
    transition: color 0.3s ease, transform 0.3s ease;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
}

.lightbox-close:hover {
    color: #fff;
    transform: rotate(90deg);
    background: rgba(0, 0, 0, 0.7);
}

.lightbox-caption {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: #f1f1f1;
    font-size: 1.2rem;
    text-align: center;
    background: rgba(0, 0, 0, 0.7);
    padding: 10px 20px;
    border-radius: 5px;
}

.about-img {
    cursor: pointer;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.about-img:hover {
    opacity: 0.9;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}