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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

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

/* ===== Navigation ===== */
.navbar {
    background: #1a1a1a;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo h1 {
    color: #fff;
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #4a90e2;
}

/* ===== Hero Section ===== */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 150px 0 100px;
    text-align: center;
    margin-top: 60px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s;
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
}

.btn-primary {
    background: #fff;
    color: #667eea;
}

.btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

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

.btn-secondary:hover {
    background: #fff;
    color: #667eea;
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
}

/* ===== Products Section ===== */
.products {
    background: #f8f9fa;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.product-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.product-description {
    color: #666;
    margin-bottom: 1rem;
}

.product-features {
    list-style: none;
    margin: 1rem 0;
}

.product-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.product-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.coming-soon {
    display: inline-block;
    background: #ffd700;
    color: #1a1a1a;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* ===== Developers Section ===== */
.developers {
    background: #1a1a1a;
    color: #fff;
}

.developers .section-title,
.developers .section-subtitle {
    color: #fff;
}

.developer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.developer-main h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: #e0e0e0;
}

.feature-list {
    list-style: none;
    margin: 1.5rem 0;
}

.feature-list li {
    padding: 0.7rem 0;
    padding-left: 2rem;
    position: relative;
    font-size: 1.1rem;
}

.feature-list li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.code-block {
    background: #2a2a2a;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 2rem 0;
}

.code-block h4 {
    margin-bottom: 0.5rem;
    color: #667eea;
}

.code-block pre {
    margin: 0;
}

.code-block code {
    color: #4ec9b0;
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
}

.developer-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.developer-sidebar {
    background: #2a2a2a;
    padding: 2rem;
    border-radius: 10px;
    height: fit-content;
}

.developer-sidebar h4 {
    margin-bottom: 1rem;
    color: #667eea;
}

.roadmap {
    list-style: none;
}

.roadmap li {
    padding: 0.7rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid #3a3a3a;
}

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

/* ===== About Section ===== */
.about {
    background: #fff;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text .lead {
    font-size: 1.4rem;
    color: #667eea;
    margin-bottom: 2rem;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.about-list {
    list-style: none;
    margin: 1rem 0;
}

.about-list li {
    padding: 0.7rem 0;
    padding-left: 2rem;
    position: relative;
}

.about-list li:before {
    content: "▸";
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

/* ===== Contact Section ===== */
.contact {
    background: #f8f9fa;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-item {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
}

.contact-item h3 {
    margin-bottom: 1rem;
    color: #1a1a1a;
}

.contact-item a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

.contact-item a:hover {
    text-decoration: underline;
}

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

.social-links a {
    padding: 8px 16px;
    background: #667eea;
    color: #fff;
    border-radius: 5px;
    transition: background 0.3s;
}

.social-links a:hover {
    background: #5678d9;
    text-decoration: none;
}

/* ===== Footer ===== */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 2rem 0;
    text-align: center;
}

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

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
    
    .nav-links {
        gap: 1rem;
        flex-direction: column;
        display: none;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .developer-content {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
}

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