:root {
    --background: #fcfcfb;
    --text: #181818;
    --muted: #616161;
    --link: #181818;
    --link-border: #d5d5d5;
    --accent: #2f5cff;
    --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --content-width: 45rem;
}

@media (prefers-color-scheme: dark) {
    :root {
        --background: #111111;
        --text: #f0f0ee;
        --muted: #8a8a8a;
        --link: #f0f0ee;
        --link-border: #3a3a3a;
        --accent: #5b7fff;
    }
}

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

html {
    font-size: 100%;
}

body {
    background: var(--background);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    padding: 2rem;
    padding-bottom: 4rem;
    max-width: var(--content-width);
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    margin: 0 auto;
}

.site-shell {
    flex: 1;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

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

a {
    color: var(--link);
    text-decoration: underline;
    text-decoration-color: var(--link-border);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

a:hover, a:focus-visible {
    text-decoration-color: var(--accent);
    color: var(--accent);
}

button {
    font: inherit;
}

::selection {
    background: color-mix(in srgb, var(--accent) 18%, transparent);
}

h1, h2, h3, h4, p {
    font-size: 1rem;
    font-weight: normal;
}

h1, h2, h3, h4 {
    font-weight: bold;
}

p {
    margin-bottom: 1rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    line-height: 1;
    border: 1px solid var(--text);
    border-radius: 4px;
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: bold;
    transition: all 0.2s ease;
    background: transparent;
    cursor: pointer;
}

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

/* Newsletter */
.newsletter-page {
    max-width: 40rem;
    margin: 0 auto;
    padding: 2.5rem 0 1rem;
}

.newsletter-hero {
    text-align: center;
    margin-bottom: 1.4rem;
}

.newsletter-avatar-link {
    display: inline-flex;
    margin: 0 auto 1.2rem;
    border: none;
    text-decoration: none;
}

.newsletter-avatar {
    width: 5rem;
    height: 5rem;
    border-radius: 999px;
    object-fit: cover;
}

.newsletter-avatar-link:hover .newsletter-avatar,
.newsletter-avatar-link:focus-visible .newsletter-avatar {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.newsletter-kicker {
    margin: 0 0 0.35rem;
    color: var(--muted);
    font-size: 0.85rem;
}

.newsletter-hero h1 {
    font-size: 2rem;
    line-height: 1.15;
    margin-bottom: 0.45rem;
}

.newsletter-hero p {
    color: var(--muted);
    margin: 0;
}

.newsletter-mode-links {
    display: flex;
    justify-content: center;
    gap: 0.9rem;
    margin-bottom: 1.2rem;
    font-size: 0.9rem;
}

.newsletter-mode-links a {
    color: var(--muted);
    text-decoration: none;
    border-bottom: 0.5px solid var(--link-border);
}

.newsletter-mode-links a:hover,
.newsletter-mode-links a:focus-visible,
.newsletter-mode-links a.is-active {
    color: var(--text);
    border-bottom-color: var(--text);
}

.newsletter-card {
    border: 1px solid var(--link-border);
    border-radius: 8px;
    padding: 1.25rem;
    background: color-mix(in srgb, var(--background) 97%, var(--text) 3%);
}

.newsletter-card h2 {
    margin-bottom: 0.35rem;
}

.newsletter-card p {
    color: var(--muted);
    margin-bottom: 0.75rem;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.newsletter-label {
    color: var(--muted);
    font-size: 0.85rem;
}

.newsletter-row {
    display: flex;
    gap: 0.6rem;
    align-items: stretch;
}

.newsletter-input {
    flex: 1;
    min-width: 0;
    border: 1px solid var(--link-border);
    background: var(--background);
    color: var(--text);
    border-radius: 8px;
    padding: 0.9rem 0.95rem;
    font-size: 1.08rem;
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--text);
}

.newsletter-button {
    min-width: 8.5rem;
}

.newsletter-button-secondary {
    border-style: dashed;
}

.newsletter-honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.newsletter-message {
    min-height: 1.4rem;
    margin-top: 0.6rem;
    font-size: 0.9rem;
}

.newsletter-message-success {
    color: #22c55e;
    margin: 0;
}

.newsletter-message-error {
    color: #ef4444;
    margin: 0;
}

/* Footer */
.site-footer {
    padding-top: 4rem;
    margin-top: auto;
    font-size: 0.8rem;
}

.footer-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-link {
    color: var(--muted);
    text-decoration: none;
    border-bottom: 0.5px solid var(--link-border);
}

.footer-link:hover,
.footer-link:focus-visible {
    color: var(--text);
    border-bottom-color: var(--text);
}

.footer-muted {
    color: var(--muted);
}