/* Shared layout for About, Privacy, Terms, and future marketing pages */

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    background: var(--panel);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--teal-dark);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin-inline: auto;
}

.marketing-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel) 88%, transparent);
    backdrop-filter: blur(14px);
}

.marketing-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 64px;
}

.nav-brand {
    display: flex;
    flex-direction: column;
    gap: 2px;
    color: inherit;
    text-decoration: none;
}

.nav-brand:hover {
    text-decoration: none;
}

.nav-brand-tagline {
    margin: 0;
    font-size: 11px;
    letter-spacing: 0.04em;
    color: var(--muted);
}

.marketing-nav-links {
    display: none;
    gap: 20px;
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: 14px;
    font-weight: 500;
}

.marketing-nav-links a {
    color: var(--muted-deep);
    text-decoration: none;
}

.marketing-nav-links a:hover,
.marketing-nav-links a.is-active {
    color: var(--teal-dark);
}

.marketing-nav-links a.is-active {
    font-weight: 600;
}

.marketing-nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-ghost {
    display: none;
    padding: 8px 14px;
    border-radius: 999px;
    color: var(--ink);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
}

.btn-ghost:hover {
    background: var(--field);
    text-decoration: none;
}

.btn-primary {
    padding: 9px 16px;
    border-radius: 999px;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 4px 16px var(--teal-glow);
}

.btn-primary:hover {
    text-decoration: none;
    filter: brightness(1.04);
}

.marketing-main {
    padding: 48px 0 72px;
}

.page-hero {
    margin-bottom: 32px;
}

.page-hero h1 {
    margin: 0 0 12px;
    font-size: clamp(28px, 4vw, 40px);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.page-hero .lede {
    margin: 0;
    max-width: 62ch;
    color: var(--muted-deep);
    font-size: 18px;
}

.page-meta {
    margin-top: 14px;
    color: var(--muted);
    font-size: 13px;
}

.prose {
    max-width: 760px;
}

.prose section + section {
    margin-top: 36px;
}

.prose h2 {
    margin: 0 0 12px;
    font-size: 22px;
    line-height: 1.25;
}

.prose h3 {
    margin: 20px 0 8px;
    font-size: 17px;
}

.prose p,
.prose li {
    color: var(--muted-deep);
}

.prose ul,
.prose ol {
    margin: 0 0 12px;
    padding-left: 1.25rem;
}

.prose li + li {
    margin-top: 6px;
}

.callout {
    margin: 28px 0 0;
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-left: 4px solid var(--teal);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-card);
}

.callout p:last-child {
    margin-bottom: 0;
}

.values-grid {
    display: grid;
    gap: 16px;
    margin-top: 20px;
}

.value-card {
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-card);
}

.value-card h3 {
    margin: 0 0 8px;
    font-size: 16px;
    color: var(--ink);
}

.value-card p {
    margin: 0;
    font-size: 15px;
}

.marketing-footer {
    border-top: 1px solid var(--line);
    background: var(--surface);
    padding: 40px 0 28px;
}

.footer-grid {
    display: grid;
    gap: 28px;
}

.footer-col-title {
    margin: 0 0 12px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.footer-links {
    margin: 0;
    padding: 0;
    list-style: none;
}

.footer-links li + li {
    margin-top: 8px;
}

.footer-links a {
    color: var(--muted-deep);
    text-decoration: none;
    font-size: 14px;
}

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

.footer-tagline {
    margin: 8px 0 0;
    color: var(--muted);
    font-size: 14px;
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
    justify-content: space-between;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 13px;
}

.footer-bottom p {
    margin: 0;
}

@media (min-width: 768px) {
    .marketing-nav-links,
    .btn-ghost {
        display: flex;
    }

    .values-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-grid {
        grid-template-columns: 1.2fr repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 960px) {
    .footer-grid {
        grid-template-columns: 1.2fr repeat(5, minmax(0, 1fr));
    }

    .marketing-main {
        padding: 64px 0 88px;
    }
}