/* Marketing frame: the public site, help center and error pages (sub-project 5). Loaded only by
   templates/ds/frames/marketing.html. Colors come from tokens.css. */

body.bc-site { background: var(--bc-surface); }
.bc-site-container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 var(--bc-space-16); }
@media (min-width: 768px) {
  .bc-site-container { padding: 0 var(--bc-space-24); }
}

/* Header: logo, menu, Sign in and Start free. Phones get a menu button that opens a sheet. */
.bc-site-header { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid var(--bc-line); background: var(--bc-surface); }
.bc-site-header__inner { display: flex; align-items: center; gap: var(--bc-space-16); min-height: 64px; }
.bc-site-brand { display: inline-flex; align-items: center; gap: var(--bc-space-8); color: var(--bc-ink); font-size: 17px; font-weight: 650; letter-spacing: -0.01em; text-decoration: none; }
.bc-site-nav { display: none; align-items: center; gap: var(--bc-space-4); }
.bc .bc-site-nav a { padding: var(--bc-space-8) var(--bc-space-12); border-radius: var(--bc-radius-control); color: var(--bc-ink-2); font-size: 15px; font-weight: 500; text-decoration: none; }
.bc .bc-site-nav a:hover, .bc .bc-site-nav a[aria-current="page"] { background: var(--bc-sunken); color: var(--bc-ink); }
.bc-site-header__actions { display: flex; align-items: center; gap: var(--bc-space-8); margin-left: auto; }
.bc-site-signin { display: none; }
@media (min-width: 480px) {
  .bc-site-signin { display: inline-flex; }
}
@media (min-width: 960px) {
  .bc-site-nav { display: flex; }
  .bc-site-menu-button { display: none; }
}
.bc-site-menu .bc-action__icon { display: none; }
.bc-site-menu .bc-action { grid-template-columns: minmax(0, 1fr) 16px; }

.bc-site-main { display: block; }
.bc-site-narrow { max-width: 720px; margin: 0 auto; }
.bc-site-messages { padding-top: var(--bc-space-16); }

/* Sections */
.bc-site-section { padding-block: var(--bc-space-48); }
.bc-site-section--tint { background: var(--bc-canvas); }
.bc-site-section--tight { padding-block: var(--bc-space-32); }
@media (min-width: 768px) {
  .bc-site-section { padding-block: var(--bc-space-64); }
}
.bc-section-intro { display: grid; justify-items: center; gap: var(--bc-space-12); max-width: 720px; margin: 0 auto var(--bc-space-32); text-align: center; }
.bc-section-intro--start { justify-items: start; margin-left: 0; text-align: left; }
.bc-section-intro p { color: var(--bc-muted); font-size: var(--bc-type-lead-size); line-height: var(--bc-type-lead-line); }
.bc-eyebrow--accent { color: var(--bc-accent-700); }

/* Hero: the headline and buttons, then a preview of the app built from its own components */
.bc-hero { display: grid; align-items: center; gap: var(--bc-space-40); padding-block: var(--bc-space-48); }
.bc-hero__text { display: grid; justify-items: start; gap: var(--bc-space-20); }
.bc-hero__text h1 { font-size: var(--bc-type-display-size); line-height: var(--bc-type-display-line); font-weight: var(--bc-type-display-weight); letter-spacing: var(--bc-type-display-tracking); }
.bc-hero__text h1 span { color: var(--bc-accent-600); }
.bc-hero__lead { max-width: 560px; color: var(--bc-ink-2); font-size: var(--bc-type-lead-size); line-height: var(--bc-type-lead-line); }
.bc-hero__actions { display: flex; flex-wrap: wrap; gap: var(--bc-space-12); }
.bc-hero__notes { display: flex; flex-wrap: wrap; gap: var(--bc-space-8) var(--bc-space-20); margin: 0; padding: 0; color: var(--bc-muted); font-size: 14px; list-style: none; }
.bc-hero__notes li { display: inline-flex; align-items: center; gap: 6px; }
.bc-hero__notes .bc-icon { width: 16px; height: 16px; color: var(--bc-status-confirmed-dot); }
.bc-hero--center { justify-items: center; text-align: center; }
.bc-hero--center .bc-hero__text { justify-items: center; }
.bc-hero--center .bc-hero__lead { max-width: 640px; }
@media (min-width: 1024px) {
  .bc-hero { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); padding-block: var(--bc-space-64); }
  .bc-hero--center { grid-template-columns: minmax(0, 1fr); }
}
.bc-btn--lg { min-height: 48px; padding: 0 var(--bc-space-24); font-size: 16px; }

.bc-mock { position: relative; padding: var(--bc-space-24) var(--bc-space-16) var(--bc-space-64); border-radius: var(--bc-radius-dialog); background: var(--bc-accent-50); }
.bc-mock .bc-card { box-shadow: var(--bc-shadow-3); }
.bc-mock__toast { position: absolute; right: var(--bc-space-16); bottom: var(--bc-space-12); display: flex; align-items: center; gap: var(--bc-space-12); max-width: 280px; padding: var(--bc-space-12) var(--bc-space-16); border: 1px solid var(--bc-line); border-radius: var(--bc-radius-button); background: var(--bc-surface); box-shadow: var(--bc-shadow-3); color: var(--bc-ink); font-size: 14px; line-height: 20px; }
.bc-mock__toast strong { display: block; font-weight: 650; }
.bc-mock__toast small { color: var(--bc-muted); font-size: 13px; }
.bc-mock__toast > .bc-icon { flex: none; width: 32px; height: 32px; padding: 7px; border-radius: 50%; background: var(--bc-status-confirmed-bg); color: var(--bc-status-confirmed-fg); }

.bc-demo { display: block; width: 100%; max-width: 900px; margin: 0 auto; aspect-ratio: 16 / 9; border-radius: var(--bc-radius-dialog); background: var(--bc-ink); box-shadow: var(--bc-shadow-3); }

/* Features: an icon tile, a title and a sentence */
.bc-feature-grid { display: grid; gap: var(--bc-space-16); margin: 0; padding: 0; list-style: none; }
@media (min-width: 640px) {
  .bc-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .bc-feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .bc-feature-grid--two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.bc-feature { display: grid; align-content: start; gap: var(--bc-space-8); padding: var(--bc-space-24); border: 1px solid var(--bc-line); border-radius: var(--bc-radius-card); background: var(--bc-surface); }
.bc-feature h3 { font-size: 17px; line-height: 24px; font-weight: 650; }
.bc-feature p { color: var(--bc-muted); font-size: 15px; line-height: 23px; }
.bc-feature__icon { display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: var(--bc-space-4); border-radius: var(--bc-radius-control); background: var(--bc-accent-50); color: var(--bc-accent-600); }
.bc-feature__icon .bc-icon { width: 20px; height: 20px; }

/* Numbered steps */
.bc-steps { display: grid; gap: var(--bc-space-24); margin: 0; padding: 0; list-style: none; counter-reset: step; }
@media (min-width: 768px) {
  .bc-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.bc-steps li { display: grid; align-content: start; gap: var(--bc-space-8); counter-increment: step; }
.bc-steps li::before { content: counter(step); display: grid; place-items: center; width: 36px; height: 36px; margin-bottom: var(--bc-space-4); border-radius: 50%; background: var(--bc-accent-600); color: var(--bc-white); font-size: 15px; font-weight: 650; }
.bc-steps h3 { font-size: 17px; line-height: 24px; font-weight: 650; }
.bc-steps p { color: var(--bc-muted); }

/* Links shown as chips, such as the industries */
.bc-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--bc-space-8); margin: 0; padding: 0; list-style: none; }
.bc-chips--start { justify-content: flex-start; }
.bc-chip { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: 0 var(--bc-space-16); border: 1px solid var(--bc-line-strong); border-radius: var(--bc-radius-pill); background: var(--bc-surface); color: var(--bc-ink); font-size: 15px; font-weight: 500; text-decoration: none; }
.bc-chip:hover { border-color: var(--bc-accent-600); color: var(--bc-accent-700); }
.bc-chip .bc-icon { width: 14px; height: 14px; color: var(--bc-control); }

/* A list with check marks, two columns on larger screens */
.bc-checks { display: grid; gap: var(--bc-space-12); margin: 0; padding: 0; list-style: none; }
@media (min-width: 640px) {
  .bc-checks { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .bc-checks--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.bc-checks li { display: flex; align-items: flex-start; gap: var(--bc-space-8); color: var(--bc-ink-2); }
.bc-checks .bc-icon { flex: none; width: 18px; height: 18px; margin-top: 3px; color: var(--bc-status-confirmed-dot); }

/* The call to action at the bottom of a page */
.bc-cta { display: grid; justify-items: center; gap: var(--bc-space-16); padding: var(--bc-space-40) var(--bc-space-24); border-radius: var(--bc-radius-dialog); background: var(--bc-accent-700); color: var(--bc-accent-100); text-align: center; }
.bc .bc-cta h2 { color: var(--bc-white); }
.bc-cta p { max-width: 560px; }
.bc-cta a:not(.bc-btn) { color: var(--bc-white); }
.bc-btn--on-accent { background: var(--bc-white); color: var(--bc-accent-700); }
.bc-btn--on-accent:hover { background: var(--bc-accent-50); color: var(--bc-accent-800); }
.bc .bc-btn--on-accent-ghost { border-color: var(--bc-accent-200); color: var(--bc-white); }
.bc .bc-btn--on-accent-ghost:hover { background: var(--bc-accent-800); color: var(--bc-white); }
.bc-cta .bc-hero__actions { justify-content: center; }

/* Frequently asked questions */
.bc-faq { display: grid; max-width: 760px; margin: 0 auto; border-top: 1px solid var(--bc-line); }
.bc-faq__item { border-bottom: 1px solid var(--bc-line); }
.bc-faq__item > summary { display: flex; align-items: center; justify-content: space-between; gap: var(--bc-space-16); min-height: 56px; padding: var(--bc-space-16) 0; color: var(--bc-ink); font-size: 17px; line-height: 24px; font-weight: 600; list-style: none; cursor: pointer; }
.bc-faq__item > summary::-webkit-details-marker { display: none; }
.bc-faq__item > summary .bc-icon { flex: none; color: var(--bc-control); transition: transform 0.15s; }
.bc-faq__item[open] > summary .bc-icon { transform: rotate(180deg); }
.bc-faq__item > p { padding: 0 0 var(--bc-space-20); color: var(--bc-ink-2); }

/* Pricing plans */
.bc-plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--bc-space-16); margin: 0; padding: 0; list-style: none; }
.bc-plan { display: grid; align-content: start; gap: var(--bc-space-12); padding: var(--bc-space-24); border: 1px solid var(--bc-line); border-radius: var(--bc-radius-card); background: var(--bc-surface); }
.bc-plan--free { border-color: var(--bc-accent-600); box-shadow: inset 0 0 0 1px var(--bc-accent-600); }
.bc-plan h3 { font-size: 17px; line-height: 24px; font-weight: 650; }
.bc-plan__price { color: var(--bc-ink); font-size: 36px; line-height: 40px; font-weight: 700; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.bc-plan__price small { color: var(--bc-muted); font-size: 15px; font-weight: 500; letter-spacing: 0; }
.bc-plan__limit { color: var(--bc-ink-2); font-size: 15px; }
.bc-plan__limit strong { color: var(--bc-ink); font-variant-numeric: tabular-nums; }

/* Comparison pages */
.bc-compare { display: grid; gap: var(--bc-space-16); }
@media (min-width: 768px) {
  .bc-compare { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.bc-compare .bc-card--ours { border-color: var(--bc-accent-600); box-shadow: inset 0 0 0 1px var(--bc-accent-600); }
.bc-compare ul { display: grid; gap: var(--bc-space-8); margin: 0; padding-left: var(--bc-space-20); color: var(--bc-ink-2); }

/* Breadcrumbs */
.bc-crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 0; padding: 0; color: var(--bc-muted); font-size: 14px; list-style: none; }
.bc-crumbs li + li::before { content: "/"; margin-right: 6px; color: var(--bc-line-strong); }
.bc .bc-crumbs a { color: var(--bc-accent-700); text-decoration: none; }
.bc .bc-crumbs a:hover { text-decoration: underline; }

/* Long text: legal pages and help articles */
.bc-prose { max-width: 720px; color: var(--bc-ink-2); font-size: 16px; line-height: 26px; }
.bc-prose > * + * { margin-top: var(--bc-space-12); }
.bc-prose :is(h2, h3) { scroll-margin-top: 88px; }
.bc-prose h2 { margin-top: var(--bc-space-40); font-size: 22px; line-height: 28px; font-weight: 650; }
.bc-prose h3 { margin-top: var(--bc-space-24); font-size: 17px; line-height: 24px; font-weight: 650; }
.bc-prose h4 { margin-top: var(--bc-space-20); color: var(--bc-ink); font-size: 15px; font-weight: 650; }
.bc-prose :is(ul, ol) { padding-left: var(--bc-space-24); }
.bc-prose li + li { margin-top: var(--bc-space-4); }
.bc-prose a { color: var(--bc-accent-700); text-decoration: underline; text-underline-offset: 2px; }
.bc-prose strong { color: var(--bc-ink); }
.bc-prose code { padding: 1px 6px; border-radius: var(--bc-radius-xs); background: var(--bc-sunken); font-size: 14px; }
.bc-prose blockquote { margin-left: 0; padding: var(--bc-space-12) var(--bc-space-16); border-left: 3px solid var(--bc-accent-200); background: var(--bc-accent-50); color: var(--bc-ink-2); }
.bc-prose img { border-radius: var(--bc-radius-control); }
.bc-prose table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 22px; }
.bc-prose :is(th, td) { padding: var(--bc-space-8) var(--bc-space-12); border: 1px solid var(--bc-line); text-align: left; vertical-align: top; }
.bc-prose th { background: var(--bc-sunken); color: var(--bc-ink); font-weight: 600; }
.bc-prose-page { display: grid; gap: var(--bc-space-32); padding-block: var(--bc-space-40) var(--bc-space-64); }
@media (min-width: 1024px) {
  .bc-prose-page { grid-template-columns: 240px minmax(0, 720px); justify-content: center; }
  .bc-prose-page__aside { position: sticky; top: 88px; align-self: start; }
}
.bc-toc { display: grid; gap: 2px; margin: 0; padding: 0; list-style: none; font-size: 14px; line-height: 20px; }
.bc .bc-toc a { display: block; padding: 6px var(--bc-space-8); border-radius: var(--bc-radius-xs); color: var(--bc-ink-2); text-decoration: none; }
.bc .bc-toc a:hover { background: var(--bc-sunken); color: var(--bc-ink); }

/* Help center */
.bc-site-search { display: flex; gap: var(--bc-space-8); width: 100%; max-width: 560px; }
.bc-site-search .bc-input { min-height: 48px; font-size: 16px; }
.bc-site-search .bc-btn { min-height: 48px; }
.bc-topic-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--bc-space-16); margin: 0; padding: 0; list-style: none; }
.bc-topic { display: grid; align-content: start; gap: var(--bc-space-8); height: 100%; padding: var(--bc-space-20); border: 1px solid var(--bc-line); border-radius: var(--bc-radius-card); background: var(--bc-surface); color: inherit; text-decoration: none; }
.bc-topic:hover { border-color: var(--bc-accent-600); }
.bc-topic h2, .bc-topic h3 { font-size: 17px; line-height: 24px; font-weight: 650; }
.bc-topic p { color: var(--bc-muted); font-size: 15px; }
.bc-topic small { color: var(--bc-muted); font-size: 13px; }
.bc-help-layout { display: grid; gap: var(--bc-space-32); padding-block: var(--bc-space-32) var(--bc-space-64); }
@media (min-width: 1024px) {
  .bc-help-layout { grid-template-columns: minmax(0, 1fr) 280px; }
}
.bc-mark-hit { padding: 0 2px; border-radius: 3px; background: var(--bc-status-pending-bg); color: inherit; }

/* Footer */
.bc-site-footer { border-top: 1px solid var(--bc-line); background: var(--bc-canvas); color: var(--bc-ink-2); font-size: 14px; line-height: 20px; }
.bc-site-footer__grid { display: grid; gap: var(--bc-space-32); padding: var(--bc-space-48) 0 var(--bc-space-32); }
@media (min-width: 768px) {
  .bc-site-footer__grid { grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr)); }
}
.bc-site-footer__brand { display: grid; align-content: start; gap: var(--bc-space-12); max-width: 320px; }
.bc-site-footer h2 { margin-bottom: var(--bc-space-12); color: var(--bc-muted); font-size: 12px; line-height: 16px; font-weight: 650; letter-spacing: 0.06em; text-transform: uppercase; }
.bc-site-footer ul { display: grid; gap: var(--bc-space-8); margin: 0; padding: 0; list-style: none; }
.bc .bc-site-footer a { color: var(--bc-ink-2); text-decoration: none; }
.bc .bc-site-footer a:hover { color: var(--bc-accent-700); text-decoration: underline; }
.bc-site-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--bc-space-8); padding: var(--bc-space-20) 0 calc(var(--bc-space-20) + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--bc-line); color: var(--bc-muted); font-size: 13px; }
.bc-site-footer__apps { display: flex; flex-wrap: wrap; gap: var(--bc-space-8); }

/* Cookie banner */
.bc-cookies { position: fixed; right: var(--bc-space-16); bottom: calc(var(--bc-space-16) + env(safe-area-inset-bottom, 0px)); left: var(--bc-space-16); z-index: 40; display: grid; gap: var(--bc-space-12); max-width: 560px; padding: var(--bc-space-16) var(--bc-space-20); border: 1px solid var(--bc-line); border-radius: var(--bc-radius-card); background: var(--bc-surface); box-shadow: var(--bc-shadow-3); font-size: 14px; line-height: 20px; }
.bc-cookies[hidden] { display: none; }
.bc-cookies strong { color: var(--bc-ink); font-size: 15px; }
.bc .bc-cookies a { color: var(--bc-accent-700); }
.bc-cookies__actions { display: flex; flex-wrap: wrap; gap: var(--bc-space-8); }

/* Error pages */
.bc-error-page { display: grid; justify-items: center; gap: var(--bc-space-16); max-width: 560px; margin: 0 auto; padding-block: var(--bc-space-64); text-align: center; }
.bc-error-page .bc-empty__icon { width: 56px; height: 56px; }
.bc-error-page__code { color: var(--bc-muted); font-size: 14px; font-weight: 600; letter-spacing: 0.06em; }
.bc-error-page p { color: var(--bc-ink-2); }