/* Base Styles - Reset and Typography */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family-serif);
    background: var(--color-bg-dark);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(var(--color-primary-rgb), 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(var(--color-accent-rgb), 0.3) 0%, transparent 50%),
        linear-gradient(135deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 100%);
    min-height: 100vh;
    padding: var(--padding-body-v) var(--padding-body-h);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
}

header {
    flex-shrink: 0;
}

h1 {
    font-family: var(--font-family-heading);
    text-align: center;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    text-shadow: 
        var(--shadow-text-md),
        var(--shadow-text-glow);
    letter-spacing: var(--letter-spacing-lg);
    position: relative;
}

h1::after {
    content: '';
    display: block;
    width: var(--width-h1-line);
    height: var(--height-h1-line);
    background: linear-gradient(to right, transparent, var(--color-primary), transparent);
    margin: var(--spacing-lg) auto 0;
}

#particleCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}