:root {
    --space-xs: 0.25rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 3rem;
    --radius-sm: 0.5rem;
    --radius-lg: 1rem;
    --content-width: 75rem;
    font-family: "Montserrat", "Segoe UI", system-ui, sans-serif;
    font-weight: 400;
    font-synthesis: none;
    color: var(--color-ink);
    background: var(--color-background);
}

@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
}

a {
    color: var(--text-link);
    text-underline-offset: 0.2em;
}

    a:hover {
        color: var(--text-link-hover);
        text-decoration-thickness: 0.15em;
    }

:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 4px;
}

h1,
h2,
h3 {
    color: var(--color-heading);
    font-weight: 700;
}

h1,
h2,
h3,
[id] {
    scroll-margin-top: calc(var(--site-header-height, 5.5rem) + 1.5rem);
}

html:has([data-announcement]) {
    --site-header-height: 10rem;
}

@media (max-width: 40rem) {
    html:has([data-announcement]) {
        --site-header-height: 16rem;
    }
}

h1 {
    max-width: 17ch;
    margin-block: var(--space-md) var(--space-lg);
    font-size: clamp(2.25rem, 5.5vw, 4.75rem);
    line-height: 1.08;
    letter-spacing: -0.035em;
    text-wrap: balance;
}

p {
    max-width: 65ch;
    color: var(--color-muted);
}

button,
input,
select,
textarea {
    font: inherit;
}

.container {
    width: min(var(--content-width), calc(100% - 3rem));
    margin-inline: auto;
}

.skip-link {
    position: fixed;
    top: var(--space-sm);
    left: var(--space-sm);
    z-index: 100;
    padding: var(--space-sm) var(--space-md);
    transform: translateY(-200%);
    background: var(--color-surface);
    border-radius: var(--radius-sm);
}

    .skip-link:focus {
        transform: translateY(0);
    }

.navigation-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin: 0;
    padding: 0;
    list-style: none;
}

    .navigation-links a {
        display: inline-flex;
        max-width: 100%;
        min-height: 2.75rem;
        align-items: center;
        text-decoration: none;
        overflow-wrap: anywhere;
    }

    .navigation-links li {
        min-width: 0;
        max-width: 100%;
    }

    .navigation-links a:not(.button) {
        color: var(--color-ink);
        font-weight: 600;
    }

    .navigation-links a.active:not(.button),
    .navigation-links a:hover:not(.button) {
        color: var(--text-link);
        text-decoration: underline;
        text-decoration-thickness: 2px;
    }

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.button {
    display: inline-flex;
    min-height: 3rem;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.25rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-weight: 650;
    text-decoration: none;
}

.button-primary {
    color: var(--color-on-action);
    background: var(--color-action);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

    .button-primary:hover {
        color: var(--color-on-action);
        background: var(--color-action-hover);
        transform: scale(1.05,1.05);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    }

.button-secondary {
    color: var(--color-heading);
    border-color: var(--color-control-border);
    background: var(--color-surface);
}

    .button-secondary:hover {
        color: var(--color-heading);
        background: var(--color-background);
    }

.foundation-section {
    padding-block: clamp(3rem, 7vw, 6rem);
}

.eyebrow {
    margin: 0;
    color: var(--text-link);
    font-size: 0.8125rem;
    font-weight: 750;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.lead {
    max-width: 52ch;
    font-size: clamp(1.125rem, 2vw, 1.375rem);
}

.preview-notice {
    max-width: 48rem;
    margin-block: var(--space-xl);
    padding: var(--space-lg);
    border: 1px solid var(--border-subtle-primary);
    border-left: 4px solid var(--brand-blue);
    border-radius: var(--radius-sm);
    background: var(--background-subtle-primary);
}

    .preview-notice strong,
    .preview-notice a {
        color: var(--text-emphasis-primary);
    }

    .preview-notice p {
        margin-block: var(--space-xs) 0;
    }

.text-link {
    display: inline-block;
    padding-block: var(--space-sm);
    font-weight: 650;
}

@media (max-width: 72rem) {
    .mobile-navigation .navigation-links {
        align-items: stretch;
        flex-direction: column;
        gap: var(--space-sm);
    }

        .mobile-navigation .navigation-links a {
            width: 100%;
        }
}

@media (max-width: 30rem) {
    .container {
        width: calc(100% - 2rem);
    }

    .button-group {
        flex-direction: column;
    }
}