/* Base Styles - CSS Variables and Base Elements */
:root {
    --bg: #0a0a14;
    --bg-secondary: #0f0f1a;
    --accent: #00d9ff;
    --accent-secondary: #00ff9d;
    --text: #e0e0ff;
    --text-muted: #a0a0c0;
    --card-bg: rgba(30, 30, 50, 0.6);
    --border: rgba(0, 217, 255, 0.3);
    --gradient: linear-gradient(135deg, #00c6ff, #0072ff);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --transition-fast: 0.3s ease;
    --transition-normal: 0.5s ease;
    --transition-slow: 0.8s ease;
}

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

html { 
    scroll-behavior: smooth; 
    font-size: 16px;
}

body {
    background: var(--bg); 
    color: var(--text);
    font-family: 'Poppins', sans-serif; 
    line-height: 1.7; 
    overflow-x: hidden;
    margin-top: 2em;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }

p { margin-bottom: 1rem; }

a {
    color: var(--text);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover { color: var(--accent); }

/* Container */
.container {
    max-width: 1200px; 
    margin: 0 auto;
    padding: 0 2rem;
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--accent);
    color: #000;
    padding: 8px;
    z-index: 9999;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
}

.skip-link:focus {
    top: 6px;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.wrap { flex-wrap: wrap; }

.grid { display: grid; }
.grid-cols-2 { grid-template-columns: 1fr 1fr; }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

.hidden { display: none !important; }
.visible { display: block !important; }

.anime-background canvas{
position:absolute;
top:0;
left:0;
width:100%;
height:100%;
}

/* Responsive Utilities */
@media (max-width: 768px) {
    :root {
        --radius-md: 12px;
        --radius-lg: 16px;
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .container { padding: 0 1rem; }
    
    .grid-cols-2, .grid-cols-3, .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}