/* CSS Variables for theming */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --accent: #7c3aed;
    --accent-light: #8b5cf6;
}

[data-theme="dark"] {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --border-color: #1f1f1f;
    --accent: #7c3aed;
    --accent-light: #8b5cf6;
}

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

/* Custom selection color */
::selection {
    background-color: rgba(124, 58, 237, 0.3);
}

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

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: #4b5563;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #6b7280;
}

/* Image styling - circular with external spaced ring */
.hero-image {
    position: relative;
    border-radius: 50%;
}

/* Ensure inner image is perfectly circular */
.hero-image img {
    clip-path: circle(50%);
}

/* Subtle inner border close to image */
.hero-image::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid rgba(124, 58, 237, 0.15);
    pointer-events: none;
    z-index: 2;
}

/* Outer spaced purple ring - creates the floating circle border effect */
.hero-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: calc(100% + 36px);
    height: calc(100% + 36px);
    border-radius: 50%;
    border: 1px solid rgba(124, 58, 237, 0.35);
    pointer-events: none;
    z-index: 1;
}

/* Button hover effects */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

/* Gradient text animation */
@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.gradient-text {
    background: linear-gradient(90deg, #7c3aed, #a855f7, #7c3aed);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Card hover lift effect */
.card-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-lift:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px -12px rgba(124, 58, 237, 0.25);
}

/* Fade in animation */
@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fade-in-up 0.6s ease-out forwards;
}

.animate-delay-100 { animation-delay: 0.1s; }
.animate-delay-200 { animation-delay: 0.2s; }
.animate-delay-300 { animation-delay: 0.3s; }
.animate-delay-400 { animation-delay: 0.4s; }
.animate-delay-500 { animation-delay: 0.5s; }