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

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #ec4899;
    --dark-bg: #0f172a;
    --light-bg: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

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

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

/* Navigation */
.navbar {
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.5px;
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 4px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 20px;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 48px;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.25);
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    top: 20px;
    left: 20px;
    animation-delay: 0s;
}

.card-2 {
    top: 150px;
    right: 40px;
    animation-delay: 2s;
}

.card-3 {
    bottom: 30px;
    left: 60px;
    animation-delay: 4s;
}

.card-icon {
    font-size: 48px;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-30px);
    }
}

/* Buttons */
.cta-button {
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

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

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.learn-more-btn,
.notify-btn {
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
}

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

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

.notify-btn {
    background: var(--light-bg);
    color: var(--text-dark);
    border: 2px solid var(--border-color);
}

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

/* Products Section */
.products {
    padding: 100px 20px;
    background: var(--light-bg);
}

.products .container {
    text-align: center;
}

.products h2 {
    font-size: 42px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.section-subtitle {
    color: var(--text-light);
    font-size: 18px;
    margin-bottom: 60px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.product-card {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
    border-color: var(--primary-color);
}

.product-card.active {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(236, 72, 153, 0.05) 100%);
}

.product-card.coming-soon {
    opacity: 0.85;
}

.product-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.product-icon {
    font-size: 40px;
}

.product-header h3 {
    font-size: 24px;
    color: var(--text-dark);
}

.product-status {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-card.active .product-status {
    background: var(--success-color);
    color: white;
}

.product-card.coming-soon .product-status {
    background: var(--text-light);
    color: white;
}

.product-description {
    text-align: left;
    margin-bottom: 25px;
    color: var(--text-light);
    line-height: 1.8;
}

.features-list {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
}

.features-list li {
    padding: 10px 0;
    color: var(--text-dark);
    border-bottom: 1px solid var(--border-color);
}

.features-list li:last-child {
    border-bottom: none;
}

/* Features Section */
.features {
    padding: 100px 20px;
    background: white;
}

.features .container {
    text-align: center;
}

.features h2 {
    font-size: 42px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.feature-card {
    padding: 40px;
    background: var(--light-bg);
    border-radius: 16px;
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-8px);
    background: white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: inline-block;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* About Section */
.about {
    padding: 100px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

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

.about-text h2 {
    font-size: 38px;
    margin-bottom: 25px;
}

.about-text p {
    font-size: 16px;
    margin-bottom: 20px;
    line-height: 1.8;
    opacity: 0.95;
}

.about-stats {
    display: flex;
    justify-content: space-around;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat {
    text-align: center;
}

.stat h3 {
    font-size: 48px;
    margin-bottom: 10px;
}

.stat p {
    font-size: 14px;
    opacity: 0.9;
}

/* CTA Section */
.cta-section {
    padding: 80px 20px;
    background: var(--light-bg);
    text-align: center;
}

.cta-section .container {
    max-width: 600px;
}

.cta-section h2 {
    font-size: 38px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.cta-section p {
    color: var(--text-light);
    font-size: 18px;
    margin-bottom: 40px;
}

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

.cta-buttons .cta-button {
    min-width: 200px;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 20px 20px;
}

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

.footer-section h4 {
    margin-bottom: 15px;
    font-size: 18px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        gap: 20px;
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        display: none;
    }

    .hero .container {
        grid-template-columns: 1fr;
        padding: 60px 20px;
    }

    .hero-content h1 {
        font-size: 36px;
    }

    .hero-visual {
        display: none;
    }

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

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

    .about-stats {
        flex-direction: column;
        gap: 30px;
    }

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

    .cta-buttons .cta-button {
        width: 100%;
    }

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

    .products h2,
    .features h2,
    .cta-section h2 {
        font-size: 32px;
    }
}