:root {
    --primary-color: #f39c12;
    --secondary-color: #e67e22;
    --dark-bg: #121212;
    --card-bg: #1e1e1e;
    --text-light: #f4f4f4;
    --text-gray: #b0b0b0;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
    font-weight: 800;
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
}

.highlight {
    color: var(--primary-color);
}

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

ul {
    list-style: none;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    box-shadow: 0 4px 15px rgba(243, 156, 18, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(243, 156, 18, 0.6);
}

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

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

.btn-sm {
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
    background: #fff;
    color: #000;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    background: rgba(18, 18, 18, 0.8);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 600;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

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

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.hero-content {
    z-index: 1;
    max-width: 800px;
    padding: 2rem;
    animation: fadeInUp 1s ease-out;
}

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

.slider-controls {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    gap: 1rem;
}

.slider-controls button {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.slider-controls button:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Features */
.features {
    padding: 5rem 0;
    background: var(--card-bg);
    margin-top: -50px;
    position: relative;
    z-index: 10;
}

.features .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary-color);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

/* Products */
.products {
    padding: 8rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.product-image {
    height: 250px;
    position: relative;
    overflow: hidden;
}

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

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

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover .overlay {
    opacity: 1;
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

/* About */
.about {
    padding: 8rem 0;
    background: var(--card-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 20px 20px 0 var(--primary-color);
}

/* Contact */
.contact {
    padding: 8rem 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 20px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.info-item i {
    color: var(--primary-color);
}

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

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #fff;
    font-family: inherit;
}

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

/* Footer */
footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.social-links a {
    font-size: 1.2rem;
    color: var(--text-gray);
    transition: var(--transition);
}

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

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .nav-links { display: none; }
    .hamburger { display: block; }
    .about-content, .contact-wrapper { grid-template-columns: 1fr; }
    .about-image { order: -1; }
}

/* Success/Error Popup */
.success-popup {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s ease;
}

.success-popup.show {
    opacity: 1;
    transform: translateX(0);
}

.popup-content {
    background: linear-gradient(135deg, rgba(46, 213, 115, 0.95), rgba(39, 174, 96, 0.95));
    padding: 1.5rem 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 300px;
    text-align: center;
}

.error-popup .popup-content {
    background: linear-gradient(135deg, rgba(235, 77, 75, 0.95), rgba(192, 57, 43, 0.95));
}

.popup-content i {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    display: block;
    color: #fff;
}

.popup-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.popup-content p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .success-popup {
        right: 10px;
        left: 10px;
        top: 10px;
    }
    
    .popup-content {
        min-width: auto;
    }
}