:root {
    --color-bg: #fff;
    --color-surface: #f4f4f5;
    --color-text: #18181b;
    --color-text-secondary: #52525b;
    --color-text-muted: #a1a1aa;
    --color-border: #e4e4e7;
    --color-accent: #7c6ff7;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    --font-mono: "SF Mono", "Fira Code", "JetBrains Mono", "Cascadia Code", monospace;
    --container-max: 1100px;
    --nav-height: 60px;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 32px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: var(--color-bg);
    z-index: 100;
    display: flex;
    align-items: center;
}

.nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 100%;
}

.nav-logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-links a {
    color: var(--color-text-secondary);
    font-size: 14px;
    font-weight: 500;
    padding: 6px 14px;
}

.nav-links a:hover {
    color: var(--color-text);
}

/* Pill button */
.btn-pill {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    background: var(--color-text);
    color: var(--color-bg);
    font-size: 14px;
    font-weight: 500;
    border-radius: 9999px;
    text-decoration: none;
    border: none;
    cursor: pointer;
}

.btn-pill:hover {
    opacity: 0.8;
}

/* Footer */
.footer {
    padding: 32px 32px;
    margin-top: 120px;
}

.footer .container {
    max-width: 100%;
    padding: 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-text {
    color: var(--color-text-muted);
    font-size: 13px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 13px;
}

.footer-links a:hover {
    color: var(--color-text);
}

/* Utility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

main {
    padding-top: var(--nav-height);
}

@media (max-width: 768px) {
    .nav-links {
        gap: 4px;
    }

    .nav-links a {
        padding: 6px 10px;
    }

    .container {
        padding: 0 20px;
    }

    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}