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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
    color: #e6edf3;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #21262d;
}

::-webkit-scrollbar-thumb {
    background: #58a6ff;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #79c0ff;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 17, 23, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(88, 166, 255, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #58a6ff 0%, #79c0ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    transition: all 0.3s ease;
}

.nav-logo h1:hover {
    transform: scale(1.05);
}

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

.nav-link {
    color: #8b949e;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(88, 166, 255, 0.1), transparent);
    transition: left 0.5s;
}

.nav-link:hover::before {
    left: 100%;
}

.nav-link:hover {
    color: #58a6ff;
    background: rgba(88, 166, 255, 0.1);
    transform: translateY(-2px);
}

/* Main Content */
.main-content {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Particles Background */
#particles-js {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Hero Section */
.hero {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.hero-content {
    animation: fadeInUp 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #58a6ff 0%, #79c0ff 50%, #a5f3fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    text-shadow: 0 0 30px rgba(88, 166, 255, 0.3);
    animation: glow 2s ease-in-out infinite alternate;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: #8b949e;
    font-weight: 400;
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 1s cubic-bezier(0.4, 0, 0.2, 1) 0.3s both;
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(13, 17, 23, 0.8);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(88, 166, 255, 0.1);
    padding: 1rem 2rem;
    text-align: center;
}

.footer p {
    font-size: 0.9rem;
    color: #6e7681;
    font-weight: 400;
}

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

@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(88, 166, 255, 0.3);
    }
    to {
        text-shadow: 0 0 40px rgba(88, 166, 255, 0.6);
    }
}

/* Page Transitions */
.page-transition {
    opacity: 0;
    transform: translateY(20px);
    animation: pageEnter 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes pageEnter {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .nav-link {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
    
    .hero {
        padding: 1rem;
    }
    
    .footer {
        padding: 0.75rem 1rem;
    }
    
    .footer p {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .nav-logo h1 {
        font-size: 1.2rem;
    }
    
    .nav-links {
        gap: 0.5rem;
    }
}