:root {
    /* Color palette - Material 3 */
    --primary: #6750a4;
    --on-primary: #ffffff;
    --primary-container: #eaddff;
    --on-primary-container: #21005d;
    --secondary: #625b71;
    --on-secondary: #ffffff;
    --secondary-container: #e8def8;
    --on-secondary-container: #1d192b;
    --tertiary: #7d5260;
    --on-tertiary: #ffffff;
    --tertiary-container: #ffd8e4;
    --on-tertiary-container: #31111d;
    --error: #b3261e;
    --on-error: #ffffff;
    --error-container: #f9dedc;
    --on-error-container: #410e0b;
    --background: #fffbfe;
    --on-background: #1c1b1f;
    --surface: #fffbfe;
    --on-surface: #1c1b1f;
    --surface-variant: #e7e0ec;
    --on-surface-variant: #49454f;
    --outline: #79747e;
    --outline-variant: #cac4d0;
    --shadow: #000000;
    /* Elevation */
    --dp00: 0px 0px 0px 0px rgba(0, 0, 0, 0.2);
    --dp01:
        0px 1px 2px 0px rgba(0, 0, 0, 0.3), 0px 1px 3px 1px rgba(0, 0, 0, 0.15);
    --dp02:
        0px 1px 2px 0px rgba(0, 0, 0, 0.3), 0px 2px 6px 2px rgba(0, 0, 0, 0.15);
    --dp03:
        0px 4px 8px 3px rgba(0, 0, 0, 0.15), 0px 1px 3px 0px rgba(0, 0, 0, 0.3);
    --dp04:
        0px 6px 10px 4px rgba(0, 0, 0, 0.15), 0px 2px 3px 0px rgba(0, 0, 0, 0.3);
    --dp06:
        0px 8px 12px 6px rgba(0, 0, 0, 0.15), 0px 4px 4px 0px rgba(0, 0, 0, 0.3);
    /* Typography */
    --font-primary: "Roboto", sans-serif;
    --font-display: "Montserrat", sans-serif;
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-xxl: 28px;
    /* Transitions */
    --transition-short: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-long: 0.4s ease;
}

.dark-theme {
    --primary: #d0bcff;
    --on-primary: #381e72;
    --primary-container: #4f378b;
    --on-primary-container: #eaddff;
    --secondary: #ccc2dc;
    --on-secondary: #332d41;
    --secondary-container: #4a4458;
    --on-secondary-container: #e8def8;
    --tertiary: #efb8c8;
    --on-tertiary: #492532;
    --tertiary-container: #633b48;
    --on-tertiary-container: #ffd8e4;
    --error: #f2b8b5;
    --on-error: #601410;
    --error-container: #8c1d18;
    --on-error-container: #f9dedc;
    --background: #1c1b1f;
    --on-background: #e6e1e5;
    --surface: #1c1b1f;
    --on-surface: #e6e1e5;
    --surface-variant: #49454f;
    --on-surface-variant: #cac4d0;
    --outline: #938f99;
    --outline-variant: #444;
}

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

body {
    font-family: var(--font-primary);
    color: var(--on-background);
    background-color: var(--background);
    transition: var(--transition-medium);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary), var(--tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--on-surface-variant);
    margin-bottom: var(--spacing-xl);
    font-size: 1.1rem;
}

.section-header {
    margin-bottom: var(--spacing-xxl);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary), var(--tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}