/* src/css/public.css
 * Styles for the PUBLIC pages only: index.html (/) and clat-*.html. These pages load NO app scripts (no session-guard),
 * so Google and AI crawlers can read them as plain HTML. Generated pages: see tools/seo/apply-seo.js. Do not use in the app. */
:root {
  --p-bg: #ffffff; --p-soft: #f6f6f7; --p-card: #ffffff; --p-text: #2f2f2f; --p-muted: #6b6b6b;
  --p-border: #e2e2e4; --p-red: #bf0016; --p-red-dk: #8f0016; --p-on-red: #ffffff;
  --p-font: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --p-bg: #0e0e10; --p-soft: #151517; --p-card: #19191c; --p-text: #ececec; --p-muted: #a2a2a8; --p-border: #2c2c30; --p-red: #e0102a; --p-red-dk: #bf0016; }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--p-bg); color: var(--p-text); font-family: var(--p-font); font-size: 16px; line-height: 1.65; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
.p-wrap { width: min(1120px, 100% - 40px); margin-inline: auto; }

/* header */
.p-head { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--p-bg) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--p-border); }
.p-head .p-wrap { display: flex; align-items: center; gap: 20px; min-height: 64px; }
.p-logo { display: inline-flex; align-items: center; text-decoration: none; }
.p-logo img { height: 28px; width: auto; display: block; }
.p-logo .dk { display: none; }
@media (prefers-color-scheme: dark) { .p-logo .lt { display: none; } .p-logo .dk { display: block; } }
.p-nav { display: flex; gap: 4px; margin-left: auto; align-items: center; flex-wrap: wrap; }
.p-nav a { text-decoration: none; font-size: 14px; font-weight: 500; padding: 8px 12px; border-radius: 10px; color: var(--p-muted); }
.p-nav a:hover { color: var(--p-text); background: var(--p-soft); }
.p-nav a.p-cta { background: var(--p-red); color: var(--p-on-red); font-weight: 600; }
.p-nav a.p-cta:hover { background: var(--p-red-dk); }
@media (max-width: 860px) { .p-nav a:not(.p-cta) { display: none; } }

/* buttons */
.p-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 13px 24px; border-radius: 14px; font-weight: 600; font-size: 15px; text-decoration: none; border: 1.5px solid var(--p-border); background: var(--p-card); color: var(--p-text); }
.p-btn:hover { border-color: var(--p-text); }
.p-btn.red { background: var(--p-red); border-color: var(--p-red); color: var(--p-on-red); }
.p-btn.red:hover { background: var(--p-red-dk); border-color: var(--p-red-dk); }
.p-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* hero */
.p-hero { padding: 72px 0 56px; background: linear-gradient(180deg, var(--p-soft), var(--p-bg)); border-bottom: 1px solid var(--p-border); }
.p-eyebrow { display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--p-red); margin-bottom: 14px; }
.p-hero h1 { font-size: clamp(30px, 5vw, 52px); line-height: 1.12; letter-spacing: -.02em; margin: 0 0 18px; font-weight: 700; max-width: 18em; }
.p-hero p.lead { font-size: clamp(16px, 2vw, 19px); color: var(--p-muted); max-width: 40em; margin: 0; }
.p-crumbs { font-size: 13px; color: var(--p-muted); margin-bottom: 18px; }
.p-crumbs a { color: var(--p-muted); text-decoration: none; }
.p-crumbs a:hover { color: var(--p-text); text-decoration: underline; }

/* sections */
.p-sec { padding: 56px 0 8px; }
.p-sec h2 { font-size: clamp(22px, 3vw, 30px); line-height: 1.25; letter-spacing: -.01em; margin: 0 0 20px; }
.p-sec > .p-wrap > p.sub { color: var(--p-muted); margin: -12px 0 26px; max-width: 46em; }
.p-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.p-card { display: block; text-decoration: none; background: var(--p-card); border: 1px solid var(--p-border); border-radius: 18px; padding: 22px; transition: border-color .15s, transform .15s; }
a.p-card:hover { border-color: var(--p-red); transform: translateY(-2px); }
.p-card h3 { margin: 0 0 6px; font-size: 18px; line-height: 1.3; }
.p-card p { margin: 0; color: var(--p-muted); font-size: 15px; }
.p-card .go { display: inline-block; margin-top: 12px; font-size: 14px; font-weight: 600; color: var(--p-red); }
.p-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.p-list li { position: relative; padding: 14px 16px 14px 44px; background: var(--p-card); border: 1px solid var(--p-border); border-radius: 14px; }
.p-list li::before { content: ''; position: absolute; left: 16px; top: 21px; width: 12px; height: 12px; border-radius: 50%; background: var(--p-red); }
.p-list b { display: block; }
.p-list span { color: var(--p-muted); font-size: 15px; }
.p-steps { counter-reset: s; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.p-steps div { counter-increment: s; background: var(--p-card); border: 1px solid var(--p-border); border-radius: 18px; padding: 22px; }
.p-steps div::before { content: counter(s); display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--p-red); color: var(--p-on-red); font-weight: 700; margin-bottom: 12px; }
.p-steps h3 { margin: 0 0 6px; font-size: 17px; }
.p-steps p { margin: 0; color: var(--p-muted); font-size: 15px; }
.p-prose { max-width: 46em; }
.p-prose p { margin: 0 0 14px; }

/* FAQ */
.p-faq details { background: var(--p-card); border: 1px solid var(--p-border); border-radius: 14px; margin-bottom: 10px; }
.p-faq summary { cursor: pointer; padding: 16px 18px; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.p-faq summary::-webkit-details-marker { display: none; }
.p-faq summary::after { content: '+'; color: var(--p-red); font-size: 22px; line-height: 1; }
.p-faq details[open] summary::after { content: '\2212'; }
.p-faq details p { margin: 0; padding: 0 18px 18px; color: var(--p-muted); }

/* closing band + footer */
.p-band { margin: 56px 0 0; padding: 44px 0; background: var(--p-soft); border-block: 1px solid var(--p-border); text-align: center; }
.p-band h2 { margin: 0 0 8px; font-size: clamp(22px, 3vw, 28px); }
.p-band p { margin: 0 auto; color: var(--p-muted); max-width: 36em; }
.p-band .p-row { justify-content: center; }
.p-foot { padding: 36px 0 44px; font-size: 14px; color: var(--p-muted); }
.p-foot .p-wrap { display: grid; gap: 18px; grid-template-columns: 1.4fr 1fr 1fr; }
@media (max-width: 760px) { .p-foot .p-wrap { grid-template-columns: 1fr; } }
.p-foot h4 { margin: 0 0 8px; font-size: 13px; letter-spacing: .05em; text-transform: uppercase; color: var(--p-text); }
.p-foot a { display: block; text-decoration: none; padding: 3px 0; }
.p-foot a:hover { color: var(--p-text); text-decoration: underline; }
.p-foot .copy { grid-column: 1 / -1; border-top: 1px solid var(--p-border); padding-top: 16px; }