/* Base Styles
 * Contains CSS reset and base styling elements
 */

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

/* Typography */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    color: var(--text-primary);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 0.5em;
    line-height: 1.2;
}

h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

h2 {
    font-size: 1.75rem;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    margin-top: 1.25rem;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 1.25rem;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
}

/* Base container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Section spacing */
section {
    margin-bottom: 2rem;
}

/* Utility classes */
.text-center {
    text-align: center;
}

.hidden {
    display: none !important;
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
    body {
        font-size: 14px;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
}