@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #4f46e5;
    --primary-light: #6366f1;
    --secondary: #8b5cf6;
    --light-bg: #f8fafc;
    --light-card: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--light-bg);
    color: var(--text-primary);
    overflow-x: hidden;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

.bg-light-card {
    background-color: var(--light-card);
}

.text-gradient {
    background: linear-gradient(90deg, var(--primary-light), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(79, 70, 229, 0.1), 0 10px 10px -5px rgba(79, 70, 229, 0.04);
}

.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary-light);
    transition: width 0.3s ease;
}

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

.btn-primary {
    background-color: var(--primary);
    color: white;
    transition: all 0.3s ease;
    border: none;
    border-radius: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(79, 70, 229, 0.2);
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    background-color: transparent;
    transition: all 0.3s ease;
    border-radius: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    cursor: pointer;
}

.btn-outline:hover {
    background-color: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(79, 70, 229, 0.2);
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.animate-pulse-slow {
    animation: pulse 4s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.grid-mask {
    background-image: radial-gradient(rgba(0, 0, 0, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
}

.glow {
    box-shadow: 0 0 20px rgba(79, 70, 229, 0.3);
}

.staggered-entry {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.staggered-entry.appear {
    opacity: 1;
    transform: translateY(0);
}

.tech-icon {
    transition: all 0.3s ease;
}

.tech-icon:hover {
    transform: scale(1.1);
    color: var(--primary-light);
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background-color: var(--light-card);
    transition: right 0.3s ease;
    z-index: 50;
    padding: 2rem;
    overflow-y: auto;
    box-shadow: -10px 0 25px -5px rgba(0, 0, 0, 0.1);
}

.mobile-menu.active {
    right: 0;
}

.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 40;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    z-index: 100;
    width: 0%;
    transition: width 0.2s ease;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(79, 70, 229, 0.1);
    animation: floatRandom 10s infinite ease-in-out;
}

@keyframes floatRandom {
    0%, 100% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(10px, -10px);
    }
    50% {
        transform: translate(0, 10px);
    }
    75% {
        transform: translate(-10px, -5px);
    }
}

.blob {
    position: absolute;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
    filter: blur(100px);
    opacity: 0.15;
    border-radius: 50%;
    animation: blob-movement 15s infinite linear;
    z-index: -1;
}

@keyframes blob-movement {
    0% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(5%, -10%) scale(1.3); }
    66% { transform: translate(-15%, 5%) scale(0.9); }
    100% { transform: translate(0, 0) scale(1); }
}