/* ============================================================
   HeyChief — Oral Board Case landing pages
   Self-contained stylesheet for static pages in public/.
   Ported from app/assets/stylesheets/landing.scss so these
   pages match the marketing site without the Rails asset pipeline.
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
  --color-primary:       #3d2ee0;
  --color-primary-dark:  #130086;
  --color-primary-mid:   #6b56f0;
  --color-primary-tint:  #f5f3ff;
  --color-primary-light: #ede9ff;
  --color-bg:            #ffffff;
  --color-surface:       #f8f7ff;
  --color-text:          #0d0b1a;
  --color-text-muted:    #64748b;
  --color-border:        #e2e0f0;

  --max-width: 1200px;
  --section-pad-y: 96px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 100px;
}

/* ---------- LyonDisplay (copied to /fonts by the generator) ---------- */
@font-face {
  font-family: "LyonDisplay"; font-weight: 300; font-style: normal; font-display: swap;
  src: url("/fonts/LyonDisplay-Light-Web.woff") format("woff");
}
@font-face {
  font-family: "LyonDisplay"; font-weight: 400; font-style: normal; font-display: swap;
  src: url("/fonts/LyonDisplay-Regular-Web.woff") format("woff");
}
@font-face {
  font-family: "LyonDisplay"; font-weight: 500; font-style: normal; font-display: swap;
  src: url("/fonts/LyonDisplay-Medium-Web.woff") format("woff");
}
@font-face {
  font-family: "LyonDisplay"; font-weight: 700; font-style: normal; font-display: swap;
  src: url("/fonts/LyonDisplay-Bold-Web.woff") format("woff");
}

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

body.landing-page {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 16px;
}
body.landing-page img { max-width: 100%; height: auto; display: block; }

/* ---------- Typography ---------- */
.lp-display {
  font-family: "LyonDisplay", Georgia, serif;
  font-size: clamp(56px, 7vw, 96px);
  font-weight: 300; line-height: 0.9; letter-spacing: 0;
  color: var(--color-text); margin: 0;
}
.lp-h2 {
  font-family: "LyonDisplay", Georgia, serif;
  font-size: clamp(40px, 5vw, 80px);
  font-weight: 300; line-height: 0.9; letter-spacing: 0;
  color: var(--color-text); margin: 0;
}
.lp-h3 {
  font-family: "LyonDisplay", Georgia, serif;
  font-size: clamp(28px, 3.2vw, 48px);
  font-weight: 300; line-height: 0.9;
  color: var(--color-text); margin: 0;
}
.lp-h4 {
  font-family: "LyonDisplay", Georgia, serif;
  font-size: 28px; font-weight: 300; line-height: 0.9;
  color: var(--color-text); margin: 0;
}
.lp-body-lg {
  font-family: "Inter", system-ui, sans-serif;
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 400; line-height: 1.7;
  color: var(--color-text-muted); margin: 0;
}
.lp-body {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 16px; line-height: 1.65;
  color: var(--color-text-muted); margin: 0;
}
.lp-caption {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 12px; font-weight: 500; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-primary);
}

/* ---------- Layout utilities ---------- */
.lp-container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.lp-section { padding: var(--section-pad-y) 0; }

/* ---------- Buttons ---------- */
.lp-btn {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 16px; font-weight: 500;
  border-radius: var(--radius-pill);
  padding: 12px 24px; cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  display: inline-flex; align-items: center; gap: 8px;
  text-decoration: none; border: 1.5px solid transparent;
  white-space: nowrap; line-height: 1;
}
.lp-btn--primary {
  background: var(--color-primary); color: #fff; border-color: var(--color-primary);
}
.lp-btn--primary:hover {
  background: var(--color-primary-dark); border-color: var(--color-primary-dark);
  color: #fff; box-shadow: 0 4px 16px rgba(61, 46, 224, 0.3);
}
.lp-btn--outline {
  background: transparent; color: var(--color-text); border-color: var(--color-border);
}
.lp-btn--outline:hover { border-color: var(--color-text); background: transparent; }
.lp-btn--lg { font-size: 16px; padding: 14px 32px; }

/* ---------- Navbar ---------- */
.lp-nav {
  position: sticky; top: 16px; margin: 16px auto 0; z-index: 200;
  width: calc(100% - 48px); max-width: var(--max-width);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(13, 11, 26, 0.08), 0 1px 4px rgba(13, 11, 26, 0.04);
}
.lp-nav__inner {
  position: relative; display: flex; align-items: center;
  justify-content: space-between; height: 60px; padding: 0 20px;
}
.lp-nav__logo { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.lp-nav__logo img { height: 28px; width: auto; }
.lp-nav__links {
  position: absolute; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 2px;
}
.lp-nav__link {
  font-family: "Inter", system-ui, sans-serif; font-size: 15px; font-weight: 500;
  color: var(--color-text-muted); text-decoration: none;
  padding: 8px 14px; border-radius: var(--radius-pill);
  transition: color 0.2s ease, background 0.2s ease;
}
.lp-nav__link:hover { color: var(--color-text); background: var(--color-surface); }
.lp-nav__actions { display: flex; align-items: center; gap: 8px; }

/* ---------- Page hero (case header) ---------- */
.obc-hero {
  background: var(--color-bg);
  padding: 64px 0 8px;
  position: relative;
  overflow: hidden;
}
.obc-hero::before {
  content: ''; position: absolute; top: -120px; right: 0; left: 0; height: 360px;
  z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(107, 86, 240, 0.20) 0%, rgba(107, 86, 240, 0.06) 36%, transparent 64%),
    radial-gradient(ellipse 52% 72% at 12% 0%, rgba(61, 46, 224, 0.14) 0%, transparent 60%),
    radial-gradient(ellipse 52% 72% at 88% 0%, rgba(156, 130, 255, 0.13) 0%, transparent 60%);
}
.obc-hero__inner { position: relative; z-index: 1; max-width: 820px; margin: 0 auto; padding: 0 24px; }
.obc-breadcrumb {
  font-family: "Inter", sans-serif; font-size: 13px; color: var(--color-text-muted);
  margin-bottom: 18px;
}
.obc-breadcrumb a { color: var(--color-text-muted); text-decoration: none; }
.obc-breadcrumb a:hover { color: var(--color-primary); }
.obc-hero .lp-caption { display: block; margin-bottom: 14px; }
.obc-hero h1 { margin: 0 0 18px; }
.obc-hero__lede { max-width: 640px; }

/* ---------- Article body ---------- */
.obc-article { max-width: 820px; margin: 0 auto; padding: 32px 24px 24px; }

.obc-block { margin-bottom: 56px; }
.obc-block:last-child { margin-bottom: 0; }
.obc-block__head { margin-bottom: 22px; }
.obc-block__head .lp-caption { display: block; margin-bottom: 8px; }
.obc-block h2 { font-size: clamp(26px, 3vw, 40px); }

/* Scenario card */
.obc-scenario {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 28px 32px;
}
.obc-scenario p {
  font-family: "Inter", sans-serif; font-size: 17px; line-height: 1.75;
  color: var(--color-text); margin: 0 0 16px;
}
.obc-scenario p:last-child { margin-bottom: 0; }

/* Examiner Q&A */
.obc-qa { list-style: none; margin: 0; padding: 0; counter-reset: obc-q; }
.obc-qa__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 28px 24px 28px;
  margin-bottom: 16px;
  background: #fff;
}
.obc-qa__q {
  position: relative;
  font-family: "LyonDisplay", Georgia, serif;
  font-size: 21px; font-weight: 400; line-height: 1.3;
  color: var(--color-text); margin: 0 0 12px; padding-left: 44px;
  counter-increment: obc-q;
}
.obc-qa__q::before {
  content: counter(obc-q);
  position: absolute; left: 0; top: -2px;
  width: 30px; height: 30px;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: "Inter", sans-serif; font-size: 14px; font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-tint);
  border: 1px solid var(--color-primary-light);
  border-radius: 50%;
}
.obc-qa__a-label {
  font-family: "Inter", sans-serif; font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-primary); margin: 0 0 6px; padding-left: 44px;
}
.obc-qa__a {
  font-family: "Inter", sans-serif; font-size: 16px; line-height: 1.7;
  color: var(--color-text-muted); margin: 0; padding-left: 44px;
}

/* Common mistakes */
.obc-mistakes { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.obc-mistakes li {
  display: flex; align-items: flex-start; gap: 12px;
  font-family: "Inter", sans-serif; font-size: 16px; line-height: 1.65;
  color: var(--color-text);
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 16px 18px;
}
.obc-mistakes li::before {
  content: '!'; flex: none;
  width: 22px; height: 22px; margin-top: 1px;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: "Inter", sans-serif; font-size: 13px; font-weight: 700;
  color: #b4304a; background: #fdecef; border-radius: 50%;
}

/* Inline CTA */
.obc-cta {
  background: var(--color-primary-tint);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  text-align: center;
  padding: 48px 32px;
  margin-top: 8px;
}
.obc-cta h2 { margin: 0 0 14px; }
.obc-cta p { margin: 0 auto 28px; max-width: 460px; }
/* higher specificity than `.obc-cta p` so the top margin isn't overridden to 0 */
.obc-cta p.obc-cta__trust { font-family: "Inter", sans-serif; font-size: 12px; color: var(--color-text-muted); margin: 20px auto 0; }

/* Cross-links */
.obc-more { border-top: 1px solid var(--color-border); padding-top: 40px; }
.obc-more__grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 20px;
}
.obc-more__link {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  font-family: "Inter", sans-serif; font-size: 16px; font-weight: 500;
  color: var(--color-text); text-decoration: none;
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 16px 18px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
.obc-more__link:hover {
  border-color: var(--color-primary-light); color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(61, 46, 224, 0.07); transform: translateY(-2px);
}
.obc-more__link span.arrow { color: var(--color-primary); }

/* Disclaimer */
.obc-disclaimer {
  font-family: "Inter", sans-serif; font-size: 13px; line-height: 1.6;
  color: var(--color-text-muted); text-align: center;
  max-width: 640px; margin: 40px auto 0; padding: 0 24px;
}

/* ---------- Index hub ---------- */
.obc-index-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
}
/* odd number of cards: center the lone trailing card so the grid never looks lopsided
   (desktop only — on mobile the grid is a single column, below) */
@media (min-width: 769px) {
  .obc-index-grid > .obc-card:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    max-width: calc(50% - 10px); /* match a normal card's width (20px gap → 10px half) */
    margin-left: auto;
    margin-right: auto;
  }
}
.obc-card {
  display: flex; flex-direction: column; gap: 10px;
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 28px 28px 26px;
  text-decoration: none;
  transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.2s ease;
}
.obc-card:hover {
  box-shadow: 0 10px 40px rgba(61, 46, 224, 0.08); transform: translateY(-3px);
  border-color: var(--color-primary-light);
}
.obc-card__cat {
  font-family: "Inter", sans-serif; font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-primary);
}
.obc-card__title {
  font-family: "LyonDisplay", Georgia, serif; font-size: 26px; font-weight: 300;
  line-height: 1.05; color: var(--color-text);
}
.obc-card__desc { font-family: "Inter", sans-serif; font-size: 15px; line-height: 1.6; color: var(--color-text-muted); }

/* ---------- Footer ---------- */
.lp-footer { background: #fff; border-top: 1px solid var(--color-border); padding: 64px 0 40px; margin-top: 80px; }
.lp-footer__inner { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.lp-footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 64px; margin-bottom: 48px; }
/* block-level + fit-content so the App Store button drops to its own line below the logo */
.lp-footer__brand-logo { display: flex; width: fit-content; align-items: center; text-decoration: none; margin-bottom: 16px; }
.lp-footer__brand-logo img { height: 26px; }
.lp-footer__tagline {
  font-family: "Inter", sans-serif; font-size: 16px; color: var(--color-text-muted);
  line-height: 1.65; max-width: 240px; margin: 0 0 22px;
}
.lp-footer__appstore-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: "Inter", sans-serif; font-size: 12px; font-weight: 500;
  color: var(--color-text); text-decoration: none;
  padding: 8px 16px; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.lp-footer__appstore-link i { font-size: 16px; }
.lp-footer__appstore-link:hover { border-color: var(--color-primary); color: var(--color-primary); }
.lp-footer__col-title {
  font-family: "Inter", sans-serif; font-size: 12px; font-weight: 500;
  letter-spacing: 0.09em; text-transform: uppercase; color: var(--color-text); margin: 0 0 20px;
}
.lp-footer__col-links { display: flex; flex-direction: column; gap: 12px; }
.lp-footer__col-links a {
  font-family: "Inter", sans-serif; font-size: 16px; color: var(--color-text-muted);
  text-decoration: none; transition: color 0.2s ease;
}
.lp-footer__col-links a:hover { color: var(--color-primary); }
.lp-footer__bottom {
  padding-top: 32px; border-top: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px;
}
.lp-footer__bottom p { font-family: "Inter", sans-serif; font-size: 12px; color: var(--color-text-muted); margin: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  :root { --section-pad-y: 72px; }
  .lp-footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  :root { --section-pad-y: 56px; }
  .lp-nav { width: calc(100% - 24px); top: 10px; margin-top: 10px; }
  .lp-nav__links { display: none; }
  .obc-hero { padding-top: 44px; }
  .obc-qa__q, .obc-qa__a, .obc-qa__a-label { padding-left: 40px; }
  .obc-more__grid, .obc-index-grid { grid-template-columns: 1fr; }
  .lp-footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .lp-footer__bottom { flex-direction: column; align-items: flex-start; }
}