/* Custom CSS Variables */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --particle-color: #3b82f6;
}

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

/* Subtle Professional Background - Follows UX/UI Principles */
body {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f1f5f9 100%);
    background-attachment: fixed;
    min-height: 100vh;
}

/* Animated Blob Background Elements */
@keyframes blob {
    0% {
        transform: translate(0px, 0px) scale(1);
    }
    33% {
        transform: translate(30px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
    100% {
        transform: translate(0px, 0px) scale(1);
    }
}

.animate-blob {
    animation: blob 7s infinite;
}

.animation-delay-2000 {
    animation-delay: 2s;
}

.animation-delay-4000 {
    animation-delay: 4s;
}


/* Handwritten Logo Style */
.handwritten-logo {
    font-family: 'Caveat', cursive;
    font-size: 1.75rem;
    font-weight: 600;
    color: #1e293b;
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: all 0.3s ease;
}

.handwritten-logo:hover {
    color: #3b82f6;
    transform: scale(1.05);
}

/* Navigation Link Styles */
.nav-link {
    @apply text-gray-700 hover:text-blue-600 transition-colors;
    position: relative;
}

.nav-link.active {
    @apply text-blue-600 font-semibold;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, #3b82f6, #8b5cf6);
    border-radius: 2px;
}

/* Smooth Transitions */
* {
    transition-property: color, background-color, border-color;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    @apply bg-gray-100;
}

::-webkit-scrollbar-thumb {
    @apply bg-gray-300 rounded-full;
}

::-webkit-scrollbar-thumb:hover {
    @apply bg-gray-400;
}


/* Form Styles */
input:focus,
textarea:focus {
    outline: none;
}

/* Fix for gradient text clipping descenders */
.bg-clip-text {
    padding-bottom: 0.5rem;
    line-height: 1.2;
    overflow: visible;
    display: inline-block;
}

/* Print Styles for PDF Export */
@media print {
    #particle-canvas {
        display: none;
    }
    
    nav {
        display: none;
    }
    
    footer {
        display: none;
    }
}