/* Custom styles and overrides */

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

/* Scroll reveal base styles - content is visible by default */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Animation classes - only applied via JS for progressive enhancement */
.scroll-reveal.animate-in {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .scroll-reveal.animate-in {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Card hover effects */
.card-hover {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-4px);
}

/* Hero floating elements */
.hero-float {
    animation: float 6s ease-in-out infinite;
}

.float-1 { animation-delay: 0s; }
.float-2 { animation-delay: 1.5s; }
.float-3 { animation-delay: 3s; }
.float-4 { animation-delay: 4.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-12px) rotate(2deg); }
    66% { transform: translateY(6px) rotate(-1deg); }
}

/* Hero blob animations */
.hero-blob {
    animation: blob-pulse 8s ease-in-out infinite;
}

.blob-1 { animation-delay: 0s; }
.blob-2 { animation-delay: 2s; }
.blob-3 { animation-delay: 4s; }

@keyframes blob-pulse {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.15); opacity: 0.5; }
}

/* Navbar transition */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.92) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(196, 181, 253, 0.2);
    box-shadow: 0 4px 30px rgba(124, 58, 237, 0.06);
}

/* Nav link hover underline effect */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #7e22ce, #d97706);
    border-radius: 1px;
    transition: width 0.3s ease, left 0.3s ease;
}

.nav-link:hover::after {
    width: 60%;
    left: 20%;
}

/* Mobile nav links */
.mobile-nav-link {
    transition: all 0.2s ease;
}

/* Input focus ring animation */
input:focus, textarea:focus {
    box-shadow: 0 0 0 3px rgba(147, 51, 234, 0.1);
}

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

::-webkit-scrollbar-track {
    background: #faf5ff;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #c084fc, #fbbf24);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #a855f7, #f59e0b);
}

/* Selection color */
::selection {
    background: rgba(147, 51, 234, 0.15);
    color: #581c87;
}

/* Active nav link */
.nav-link.active {
    color: #7e22ce !important;
    background: rgba(147, 51, 234, 0.06) !important;
}

/* Smooth image loading */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* Subtle pattern overlay for sections */
.section-pattern {
    background-image: radial-gradient(circle at 1px 1px, rgba(147, 51, 234, 0.04) 1px, transparent 0);
    background-size: 24px 24px;
}