/* Base Resets & Defaults */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    width: 100%;
    min-height: 100vh;
    font-family: var(--font-family-primary);
    background-color: var(--color-bg-main);
    color: var(--color-text-body);
    line-height: 1.6;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-text-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-block-end: var(--spacing-sm);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }

p {
    margin-block-end: var(--spacing-md);
}

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

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

img, picture, svg {
    max-width: 100%;
    display: block;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-inline: auto;
    padding-inline: var(--spacing-md);
}

/* Utilities */
.text-center { text-align: center; }
.bg-soft { background-color: var(--color-bg-soft); }
.py-section { padding-block: var(--spacing-xxl); }