/* AI level quiz: page styles on top of /assets/site.css tokens (redesign 2026-09). */
button, input { font: inherit; }
button { color: inherit; }
[hidden] { display: none !important; }
:root {
  --al-bg: var(--bg);
  --al-paper: var(--paper);
  --al-surface: var(--bg-alt);
  --al-text: var(--ink);
  --al-muted: var(--muted);
  --al-accent: var(--accent);
  --al-accent-ink: var(--accent-ink);
  --al-accent-soft: rgba(255, 90, 54, 0.1);
  --al-border: var(--border);
  --al-shadow: var(--shadow);
}

.al-wrap { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.al-main { padding: 0 0 72px; }
.al-hero {
  min-height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: clamp(40px, 8vw, 104px);
  align-items: center;
  padding: 76px 0;
}
.al-kicker {
  margin: 0 0 18px;
  font-family: var(--mono);
  color: var(--al-accent-ink);
  font-size: 0.78rem;
  font-weight: 700;
}
.al-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.7rem, 6.4vw, 5.4rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  font-weight: 700;
}
.al-hero-copy {
  max-width: 660px;
  margin: 28px 0 0;
  color: var(--al-muted);
  font-size: clamp(1.06rem, 1.8vw, 1.28rem);
}
.al-hero-copy strong { color: var(--al-text); }
.al-trust { margin: 18px 0 0; color: var(--al-muted); font-size: 0.9rem; }
.al-button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 0;
  padding: 13px 22px;
  background: var(--ink);
  color: var(--on-dark);
  font-family: var(--font);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background 160ms ease, transform 160ms ease;
}
.al-button:hover { background: var(--accent); border-color: var(--accent); color: var(--ink); }
.al-button:active { transform: translateY(1px); }
.al-button:disabled { opacity: 0.46; cursor: not-allowed; }
.al-button-secondary { background: transparent; color: var(--ink); border-color: var(--ink); }
.al-button-secondary:hover { background: var(--ink); color: var(--on-dark); border-color: var(--ink); }
.al-start { margin-top: 30px; min-width: 210px; }

.al-ladder-hero {
  position: relative;
  padding: 34px 30px 34px 46px;
  border: 1px solid var(--al-border);
  background: var(--al-paper);
  box-shadow: var(--al-shadow);
}
.al-ladder-hero::before,
.al-ladder-hero::after {
  content: '';
  position: absolute;
  left: 20px;
  width: 18px;
  height: 18px;
  border-left: 3px solid var(--al-accent);
}
.al-ladder-hero::before { top: 20px; border-top: 3px solid var(--al-accent); }
.al-ladder-hero::after { bottom: 20px; border-bottom: 3px solid var(--al-accent); }
.al-ladder-label { margin: 0 0 22px; color: var(--al-muted); font-size: 0.88rem; }
.al-ladder-row {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 14px 0;
  border-top: 1px solid var(--al-border);
}
.al-ladder-row:first-of-type { border-top: 0; }
.al-ladder-row span { font-family: var(--mono); color: var(--al-accent-ink); font-weight: 700; }
.al-ladder-row b { font-size: 1.04rem; }

.al-quiz,
.al-result { padding: 64px 0 24px; }
.al-quiz-grid,
.al-result-grid {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: clamp(32px, 6vw, 78px);
  align-items: start;
}
.al-side { position: sticky; top: 100px; }
.al-side-title { margin: 0 0 20px; color: var(--al-muted); font-size: 0.84rem; }
.al-side-step {
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 54px;
  color: var(--al-muted);
}
.al-side-step::before {
  content: '';
  position: absolute;
  left: 16px;
  top: 34px;
  bottom: -2px;
  width: 1px;
  background: var(--al-border);
}
.al-side-step:last-child::before { display: none; }
.al-side-dot {
  position: relative;
  z-index: 1;
  width: 33px;
  height: 33px;
  display: grid;
  place-items: center;
  border: 1px solid var(--al-border);
  background: var(--al-bg);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
}
.al-side-step.is-current { color: var(--al-text); font-weight: 700; }
.al-side-step.is-current .al-side-dot { border-color: var(--al-accent-ink); background: var(--al-accent); color: var(--ink); }
.al-side-step.is-past .al-side-dot { border-color: var(--al-accent-ink); color: var(--al-accent-ink); }

.al-panel {
  border: 1px solid var(--al-border);
  background: var(--al-paper);
  box-shadow: var(--al-shadow);
  padding: clamp(26px, 5vw, 54px);
}
.al-progress-row { display: flex; justify-content: space-between; gap: 20px; color: var(--al-muted); font-size: 0.86rem; }
.al-progress-track { height: 4px; margin: 13px 0 40px; background: var(--al-surface); overflow: hidden; }
.al-progress-bar { width: 10%; height: 100%; background: var(--al-accent); transition: width 180ms ease; }
.al-question h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(1.65rem, 3.6vw, 2.55rem);
  line-height: 1.15;
  letter-spacing: -0.035em;
}
.al-options { display: grid; gap: 10px; margin-top: 32px; }
.al-option { display: block; position: relative; cursor: pointer; }
.al-option input { position: absolute; opacity: 0; pointer-events: none; }
.al-option-body {
  min-height: 62px;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 13px;
  align-items: center;
  border: 1px solid var(--al-border);
  padding: 13px 16px;
  background: var(--al-bg);
  transition: border-color 140ms ease, background 140ms ease;
}
.al-option-num {
  width: 29px;
  height: 29px;
  display: grid;
  place-items: center;
  border: 1px solid var(--al-border);
  color: var(--al-muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
}
.al-option:hover .al-option-body { border-color: var(--accent); }
.al-option input:checked + .al-option-body { border-color: var(--al-accent-ink); background: var(--al-accent-soft); }
.al-option input:checked + .al-option-body .al-option-num { border-color: var(--al-accent-ink); background: var(--al-accent); color: var(--ink); }
.al-option input:focus-visible + .al-option-body,
.al-intent-option input:focus-visible + .al-intent-option-body,
.al-button:focus-visible,
.al-email:focus-visible,
.al-consent input:focus-visible { outline: 3px solid rgba(255, 90, 54, 0.45); outline-offset: 3px; }
.al-actions { display: flex; justify-content: space-between; gap: 14px; margin-top: 32px; }
.al-actions .al-button { min-width: 132px; }

.al-result-card { border-top: 5px solid var(--al-accent); }
.al-result-label { margin: 0; color: var(--al-accent-ink); font-family: var(--mono); font-size: 0.82rem; font-weight: 700; }
.al-result-card h1 { margin: 16px 0 0; font-size: clamp(2.1rem, 5vw, 4rem); line-height: 1; letter-spacing: -0.03em; }
.al-result-summary { max-width: 760px; margin: 24px 0 0; color: var(--al-muted); font-size: 1.1rem; }
.al-result-evidence { margin-top: 28px; padding: 18px 20px; border-left: 4px solid var(--al-accent); background: var(--al-accent-soft); }
.al-result-evidence p { margin: 0; }
.al-profile-note { margin: 18px 0 0; color: var(--al-muted); font-size: 0.9rem; }
.al-profile-note strong { color: var(--al-text); }
.al-result-columns { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 34px; margin-top: 34px; }
.al-result-columns h2 { margin: 0 0 12px; font-size: 1.15rem; }
.al-result-columns p { margin: 0; color: var(--al-muted); }
.al-result-columns ol { margin: 0; padding-left: 22px; }
.al-result-columns li { margin: 0 0 10px; }
.al-practice {
  margin-top: 34px;
  padding: 24px;
  border: 1px solid var(--al-border);
  border-left: 4px solid var(--al-accent);
  background: var(--al-surface);
}
.al-practice > h2 { margin: 0; font-size: 1.35rem; }
.al-practice-task { margin: 10px 0 0; }
.al-practice-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 22px; }
.al-practice-meta h3 { margin: 0 0 7px; font-size: 0.9rem; }
.al-practice-meta p { margin: 0; color: var(--al-muted); font-size: 0.9rem; }
.al-disclaimer { margin: 30px 0 0; color: var(--al-muted); font-size: 0.84rem; }
.al-restart { margin-top: 18px; border: 0; padding: 0; background: none; color: var(--al-muted); text-decoration: underline; cursor: pointer; }

.al-intent {
  margin-top: 28px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--al-border);
  background: var(--al-paper);
}
.al-intent-kicker {
  margin: 0 0 8px;
  color: var(--al-accent-ink);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
}
.al-intent h2 { margin: 0; font-size: clamp(1.45rem, 3vw, 2.1rem); letter-spacing: -0.025em; }
.al-intent-copy { max-width: 720px; margin: 10px 0 0; color: var(--al-muted); }
.al-intent-options { display: grid; gap: 8px; margin-top: 22px; }
.al-intent-option { position: relative; display: block; cursor: pointer; }
.al-intent-option input { position: absolute; opacity: 0; pointer-events: none; }
.al-intent-option-body {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) minmax(260px, 1.1fr);
  gap: 20px;
  align-items: center;
  min-height: 70px;
  border: 1px solid var(--al-border);
  padding: 14px 16px;
  background: var(--al-bg);
  transition: border-color 140ms ease, background 140ms ease;
}
.al-intent-option-body::before {
  content: '';
  width: 13px;
  height: 13px;
  position: absolute;
  top: 50%;
  right: 17px;
  transform: translateY(-50%);
  border: 1px solid var(--al-muted);
  border-radius: 50%;
}
.al-intent-option-body strong { padding-right: 26px; font-size: 0.95rem; }
.al-intent-option-body span { padding-right: 30px; color: var(--al-muted); font-size: 0.88rem; }
.al-intent-option:hover .al-intent-option-body { border-color: var(--accent); }
.al-intent-option input:checked + .al-intent-option-body { border-color: var(--al-accent-ink); background: var(--al-accent-soft); }
.al-intent-option input:checked + .al-intent-option-body::before { border: 4px solid var(--al-accent); background: var(--al-paper); }
.al-intent-status { min-height: 22px; margin: 10px 0 0; color: var(--al-muted); font-size: 0.84rem; }

.al-bonus {
  margin-top: 28px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--al-border);
  background: var(--al-surface);
}
.al-bonus h2 { margin: 0; font-size: clamp(1.45rem, 3vw, 2.1rem); letter-spacing: -0.025em; }
.al-bonus-copy { max-width: 720px; margin: 12px 0 0; color: var(--al-muted); }
.al-bonus-form { margin-top: 24px; }
.al-email-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }
.al-email {
  min-height: 50px;
  width: 100%;
  border: 1px solid var(--al-border);
  border-radius: 0;
  background: var(--al-paper);
  color: var(--al-text);
  padding: 12px 14px;
}
.al-consent { display: flex; gap: 9px; align-items: flex-start; margin-top: 13px; color: var(--al-muted); font-size: 0.84rem; cursor: pointer; }
.al-consent input { margin-top: 3px; accent-color: var(--al-accent-ink); }
.al-legal { margin: 9px 0 0; color: var(--al-muted); font-size: 0.78rem; }
.al-legal a { color: inherit; }
.al-form-status { min-height: 22px; margin: 8px 0 0; color: var(--al-accent-ink); font-size: 0.84rem; font-weight: 700; }

.al-footer { border-top: 1px solid var(--al-border); padding: 28px 0; color: var(--al-muted); font-size: 0.84rem; }
.al-footer-inner { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.al-footer a { color: var(--al-text); }

@media (max-width: 820px) {
  .al-hero { grid-template-columns: 1fr; min-height: auto; padding: 58px 0; }
  .al-ladder-hero { max-width: 560px; }
  .al-quiz-grid, .al-result-grid { grid-template-columns: 1fr; }
  .al-side { position: static; display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; }
  .al-side-title { grid-column: 1 / -1; margin-bottom: 8px; }
  .al-side-step { display: block; min-height: 0; text-align: center; font-size: 0.75rem; }
  .al-side-step::before { top: 16px; left: 50%; right: -55%; bottom: auto; width: auto; height: 1px; }
  .al-side-dot { margin: 0 auto 7px; }
  .al-result-columns { grid-template-columns: 1fr; }
  .al-practice-meta { grid-template-columns: 1fr; }
  .al-intent-option-body { grid-template-columns: 1fr; gap: 4px; }
}

@media (max-width: 560px) {
  .al-wrap { width: min(100% - 30px, 1120px); }
  .al-hero { padding: 44px 0; gap: 38px; }
  .al-hero h1 { font-size: clamp(2.45rem, 13vw, 3.7rem); }
  .al-ladder-hero { padding: 26px 20px 26px 40px; }
  .al-quiz, .al-result { padding-top: 38px; }
  .al-panel { padding: 24px 18px; }
  .al-progress-track { margin-bottom: 30px; }
  .al-option-body { grid-template-columns: 30px 1fr; padding: 12px; }
  .al-actions { align-items: stretch; }
  .al-actions .al-button { flex: 1; min-width: 0; padding-inline: 12px; }
  .al-email-row { grid-template-columns: 1fr; }
  .al-email-row .al-button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}