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

:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #e94560;
    --light-color: #f5f5f5;
    --dark-color: #0f3460;
    --metal-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --text-light: #ffffff;
    --text-dark: #333333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

/* Header */
header {
    background: var(--primary-color);
    color: var(--text-light);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.logo {
    text-align: center;
    padding: 20px 0;
}

.logo-image {
    max-width: 200px;
    height: auto;
    margin-bottom: 15px;
    transition: transform 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.05);
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    background: var(--metal-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
}

.tagline {
    font-size: 0.9rem;
    color: #aaa;
    letter-spacing: 1px;
}

nav {
    background: var(--secondary-color);
    padding: 15px 0;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    flex-wrap: wrap;
}

nav ul li {
    margin: 5px 20px;
}

nav ul li a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 5px 15px;
    border-radius: 5px;
}

nav ul li a:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

/* Banner Slider */
.banner-slider {
    margin-top: 180px;
    position: relative;
    height: 500px;
    overflow: hidden;
}

.slider-container {
    position: relative;
    height: 100%;
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.5));
    z-index: 1;
}

.slide.active {
    opacity: 1;
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-light);
    padding: 20px;
}

.slide-content h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.slide-content p {
    font-size: 1.3rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(233, 69, 96, 0.8);
    color: white;
    border: none;
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.slider-btn:hover {
    background: rgba(233, 69, 96, 1);
    transform: translateY(-50%) scale(1.1);
}

.slider-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.slider-btn.prev {
    left: 30px;
}

.slider-btn.next {
    right: 30px;
}

.slider-btn i {
    pointer-events: none;
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
}

.dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--accent-color);
    transform: scale(1.2);
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--primary-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 4px;
    background: var(--accent-color);
    margin: 20px auto 0;
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    text-align: center;
    color: #555;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-item {
    text-align: center;
    padding: 30px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.feature-item i {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.feature-item h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--metal-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.service-card p {
    color: #666;
}

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

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.product-card {
    background: white;
    padding: 40px 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.product-image {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    background: var(--dark-color);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image i {
    font-size: 2.5rem;
    color: white;
}

.product-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.product-card p {
    color: #666;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--metal-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.5rem;
    color: white;
}

.contact-details h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.contact-details p {
    color: #666;
}

.contact-details a {
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-details a:hover {
    color: var(--dark-color);
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.contact-form h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

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

.contact-form button {
    width: 100%;
    padding: 15px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-form button:hover {
    background: var(--dark-color);
    transform: translateY(-2px);
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-logo {
    max-width: 120px;
    height: auto;
    margin-bottom: 15px;
    opacity: 0.9;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.footer-section p {
    margin-bottom: 10px;
    color: #aaa;
}

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

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

.footer-section ul li a {
    color: #aaa;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-section i {
    margin-right: 10px;
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #333;
    color: #aaa;
}

/* WhatsApp Button */
.whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.whatsapp-button i {
    font-size: 2rem;
    color: white;
}

@keyframes pulse {
    0% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(37, 211, 102, 0.6);
    }
    100% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo-image {
        max-width: 150px;
    }

    .logo h1 {
        font-size: 1.8rem;
    }

    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 5px 0;
    }

    .banner-slider {
        margin-top: 220px;
        height: 400px;
    }

    .slide-content h2 {
        font-size: 2rem;
    }

    .slide-content p {
        font-size: 1rem;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .slider-btn.prev {
        left: 10px;
    }

    .slider-btn.next {
        right: 10px;
    }

    .slider-dots {
        bottom: 15px;
    }

    .dot {
        width: 12px;
        height: 12px;
    }

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

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

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

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