:root {
  --ink: #17201d;
  --muted: #58635f;
  --paper: #f4f0e7;
  --cream: #fffdf8;
  --forest: #183c33;
  --forest-deep: #102b25;
  --sage: #8ea798;
  --gold: #bd8f3c;
  --gold-pale: #ead8ae;
  --clay: #9b5540;
  --line: rgba(23, 32, 29, .16);
  --shadow: 0 24px 70px rgba(20, 35, 30, .11);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
button:focus-visible, a:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(189, 143, 60, .62);
  outline-offset: 3px;
}
.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  background: var(--cream);
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  display: flex;
  min-height: 82px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px clamp(18px, 5vw, 72px);
  border-bottom: 1px solid var(--line);
  background: rgba(244, 240, 231, .96);
  backdrop-filter: blur(15px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand-logo {
  display: block;
  width: auto;
  height: 58px;
  flex: 0 0 auto;
  object-fit: contain;
}
.brand strong, .brand small { display: block; }
.brand strong { font: 700 19px Georgia, serif; }
.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .17em;
  text-transform: uppercase;
}
nav { display: flex; align-items: center; gap: 8px; }
.nav-link, .nav-action {
  min-height: 42px;
  border: 0;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
}
.nav-link { padding: 0 12px; background: transparent; color: var(--muted); }
.nav-link:hover { color: var(--forest); }
.nav-action {
  padding: 0 17px;
  border-radius: 3px;
  background: var(--forest);
  color: white;
}
.nav-action:hover { background: var(--forest-deep); }

#exam-app { min-height: 70vh; }
.page-wrap { width: min(1180px, calc(100% - 36px)); margin-inline: auto; }
.eyebrow {
  margin: 0 0 15px;
  color: var(--clay);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .23em;
  text-transform: uppercase;
}
.eyebrow.light { color: var(--gold-pale); }
.display-title {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(46px, 7.5vw, 92px);
  font-weight: 500;
  letter-spacing: -.045em;
  line-height: .98;
}
.display-title em { color: var(--forest); font-style: italic; }
.lede {
  max-width: 720px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.7;
}
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(70px, 9vw, 120px) 0 76px;
}
.hero::after {
  position: absolute;
  z-index: -1;
  top: -260px;
  right: -270px;
  width: 670px;
  height: 670px;
  border: 1px solid rgba(24, 60, 51, .13);
  border-radius: 50%;
  content: "";
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr);
  align-items: end;
  gap: clamp(42px, 7vw, 100px);
}
.hero-actions, .action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 34px;
}
.button-primary, .button-secondary, .button-text {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}
.button-primary { padding: 0 24px; border: 1px solid var(--forest); background: var(--forest); color: white; }
.button-primary:hover:not(:disabled) { background: var(--forest-deep); transform: translateY(-1px); }
.button-primary:disabled { cursor: not-allowed; opacity: .45; }
.button-secondary { padding: 0 22px; border: 1px solid var(--line); background: rgba(255, 253, 248, .55); }
.button-secondary:hover { border-color: var(--forest); background: var(--cream); }
.button-text { min-height: 38px; padding: 0 2px; border: 0; border-bottom: 1px solid var(--gold); background: none; }
.facts-card {
  padding: 32px;
  border-top: 3px solid var(--gold);
  background: var(--forest);
  color: white;
  box-shadow: var(--shadow);
}
.facts-card h2 { margin: 0 0 22px; font: 500 30px Georgia, serif; }
.fact-list { display: grid; gap: 17px; margin: 0; }
.fact-list div { display: grid; grid-template-columns: 45px 1fr; gap: 12px; align-items: baseline; }
.fact-list dt { color: var(--gold-pale); font: 600 25px Georgia, serif; }
.fact-list dd { margin: 0; color: rgba(255,255,255,.82); font-size: 13px; }

.purpose-band { padding: 50px 0; background: var(--forest); color: white; }
.purpose-band blockquote { max-width: 920px; margin: 0; font: 400 clamp(26px, 4vw, 44px)/1.3 Georgia, serif; }
.purpose-band cite { display: block; margin-top: 18px; color: var(--gold-pale); font: 700 11px Arial, sans-serif; letter-spacing: .15em; text-transform: uppercase; }
.section-block { padding: 76px 0 90px; }
.section-heading { max-width: 780px; margin-bottom: 34px; }
.section-heading h2 { margin: 0; font: 500 clamp(38px, 5vw, 60px)/1.03 Georgia, serif; letter-spacing: -.03em; }
.section-heading p { max-width: 700px; margin: 18px 0 0; color: var(--muted); font-size: 17px; }
.foundation-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.foundation-card {
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, .62);
}
.foundation-number { color: var(--gold); font: 600 13px Georgia, serif; }
.foundation-card h3 { margin: 38px 0 8px; font: 600 23px/1.12 Georgia, serif; }
.foundation-card p { margin: 0; color: var(--muted); font-size: 13px; }

.exam-page { padding: 48px 0 84px; }
.exam-topline { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 12px; color: var(--muted); font-size: 12px; font-weight: 800; }
.progress-track { height: 5px; overflow: hidden; border-radius: 99px; background: rgba(24, 60, 51, .12); }
.progress-fill { height: 100%; border-radius: inherit; background: var(--gold); transition: width .3s ease; }
.question-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 34px; align-items: start; margin-top: 32px; }
.question-card { padding: clamp(25px, 5vw, 54px); border: 1px solid var(--line); background: var(--cream); box-shadow: var(--shadow); }
.question-card h1 { margin: 0 0 22px; font: 500 clamp(30px, 4vw, 47px)/1.14 Georgia, serif; letter-spacing: -.025em; }
.reference-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 28px; }
.scripture-link { display: inline-flex; padding: 7px 10px; border: 1px solid rgba(24,60,51,.2); border-radius: 99px; color: var(--forest); font-size: 11px; font-weight: 800; text-decoration: none; }
.scripture-link:hover { border-color: var(--gold); background: #fff; }
.option-list { display: grid; gap: 11px; margin: 0; padding: 0; list-style: none; }
.option-button {
  display: grid;
  width: 100%;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: white;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}
.option-button:hover:not(:disabled), .option-button.selected { border-color: var(--forest); background: #f7faf8; }
.option-button.correct { border-color: #287352; background: #eef9f2; }
.option-button.incorrect { border-color: #a14f3c; background: #fff2ee; }
.option-button:disabled { color: inherit; cursor: default; }
.option-letter { display: grid; width: 30px; height: 30px; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: 11px; font-weight: 800; }
.feedback { margin-top: 22px; padding: 20px 22px; border-left: 4px solid var(--forest); background: #edf4f0; }
.feedback.wrong { border-color: var(--clay); background: #fff1ed; }
.feedback h2 { margin: 0 0 7px; font: 600 23px Georgia, serif; }
.feedback p { margin: 0; color: #34413c; }
.question-controls { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 24px; }
.side-panel { padding: 26px; background: var(--forest); color: white; }
.side-panel h2 { margin: 0 0 12px; font: 500 26px Georgia, serif; }
.side-panel p { color: rgba(255,255,255,.76); font-size: 13px; }
.side-panel ol { margin: 22px 0 0; padding-left: 19px; color: rgba(255,255,255,.82); font-size: 12px; }
.side-panel li + li { margin-top: 9px; }

.results-hero { padding: 74px 0 56px; background: var(--forest); color: white; }
.results-grid { display: grid; grid-template-columns: 220px 1fr; gap: 48px; align-items: center; }
.score-ring { display: grid; width: 200px; height: 200px; place-items: center; border: 2px solid var(--gold); border-radius: 50%; }
.score-ring strong { display: block; font: 500 60px Georgia, serif; line-height: 1; }
.score-ring span { display: block; margin-top: 8px; color: var(--gold-pale); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-align: center; text-transform: uppercase; }
.results-copy h1 { margin: 0; font: 500 clamp(43px, 6vw, 74px)/1 Georgia, serif; letter-spacing: -.04em; }
.results-copy p { max-width: 700px; color: rgba(255,255,255,.78); font-size: 17px; }
.results-body { padding: 62px 0 90px; }
.score-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 45px; }
.score-card { padding: 20px; border: 1px solid var(--line); background: var(--cream); }
.score-card h3 { min-height: 42px; margin: 0 0 15px; font: 600 17px/1.18 Georgia, serif; }
.score-card strong { color: var(--forest); font: 500 28px Georgia, serif; }
.review-list { display: grid; gap: 12px; }
.review-item { border: 1px solid var(--line); background: var(--cream); }
.review-item summary { display: grid; grid-template-columns: 45px 1fr auto; gap: 14px; align-items: center; padding: 18px 20px; cursor: pointer; list-style: none; }
.review-item summary::-webkit-details-marker { display: none; }
.review-number { color: var(--gold); font: 700 13px Georgia, serif; }
.review-status { font-size: 11px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.review-status.correct { color: #287352; }
.review-status.incorrect { color: var(--clay); }
.review-content { padding: 0 20px 22px 79px; color: var(--muted); }
.review-content strong { color: var(--ink); }

.study-hero { padding: 74px 0 58px; background: var(--forest); color: white; }
.study-hero h1 { margin: 0; font: 500 clamp(48px, 7vw, 82px)/1 Georgia, serif; letter-spacing: -.04em; }
.study-hero p { max-width: 760px; color: rgba(255,255,255,.77); font-size: 18px; }
.studies { display: grid; gap: 20px; padding: 58px 0 90px; }
.study-card { scroll-margin-top: 110px; border: 1px solid var(--line); background: var(--cream); }
.study-card summary { display: grid; grid-template-columns: 64px 1fr auto; gap: 18px; align-items: center; padding: 25px; cursor: pointer; list-style: none; }
.study-card summary::-webkit-details-marker { display: none; }
.study-number { color: var(--gold); font: 600 22px Georgia, serif; }
.study-card h2 { margin: 0; font: 600 clamp(25px, 4vw, 37px)/1.1 Georgia, serif; }
.study-open { color: var(--forest); font-size: 11px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.study-content { padding: 0 clamp(25px, 7vw, 107px) 36px; }
.study-thesis { max-width: 850px; margin: 0 0 24px; color: var(--forest); font: 500 22px/1.45 Georgia, serif; }
.reasoning-list { max-width: 880px; margin: 0 0 25px; padding-left: 22px; color: var(--muted); }
.reasoning-list li + li { margin-top: 10px; }
.distinction { max-width: 900px; padding: 18px 20px; border-left: 3px solid var(--gold); background: var(--paper); }

.empty-state { padding: 100px 18px; text-align: center; }
.site-footer { padding: 38px 18px; border-top: 1px solid var(--line); background: var(--forest-deep); color: rgba(255,255,255,.72); text-align: center; }
.site-footer p { margin: 4px 0; }
.site-footer a { color: var(--gold-pale); }

@media (max-width: 900px) {
  .hero-grid, .question-layout, .results-grid { grid-template-columns: 1fr; }
  .facts-card { max-width: 600px; }
  .foundation-grid, .score-grid { grid-template-columns: repeat(2, 1fr); }
  .score-ring { width: 170px; height: 170px; }
}
@media (max-width: 650px) {
  .site-header { position: relative; align-items: flex-start; }
  .site-header nav { flex-wrap: wrap; justify-content: flex-end; }
  .nav-link { display: none; }
  .brand strong { font-size: 16px; }
  .brand-logo { height: 50px; }
  .hero { padding-top: 54px; }
  .foundation-grid, .score-grid { grid-template-columns: 1fr; }
  .foundation-card { min-height: 0; }
  .question-card { padding: 24px 18px; }
  .question-card h1 { font-size: 29px; }
  .question-layout { gap: 20px; }
  .side-panel { order: -1; }
  .review-item summary { grid-template-columns: 30px 1fr; }
  .review-status { grid-column: 2; }
  .review-content { padding-left: 63px; }
  .study-card summary { grid-template-columns: 45px 1fr; }
  .study-open { grid-column: 2; }
  .study-content { padding-inline: 25px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}