/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Teacher and Me — placement test stylesheet (static pages, generated by
   scripts/placement-test/plugin.ts). Tokens are a curated copy of
   src/styles/theme.css, same convention as /blog-assets/blog.css (keep in
   sync by hand). Fonts are reused from /blog-assets/fonts/ — they are
   emitted on every build by the blog plugin in the same bundle; if the blog
   ever goes away, copy the woff2 files into /placement-assets/.
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

@font-face {
  font-family: "Nunito";
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url("/blog-assets/fonts/nunito-latin-700-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Nunito";
  font-style: normal;
  font-display: swap;
  font-weight: 800;
  src: url("/blog-assets/fonts/nunito-latin-800-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url("/blog-assets/fonts/inter-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 600;
  src: url("/blog-assets/fonts/inter-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url("/blog-assets/fonts/inter-latin-700-normal.woff2") format("woff2");
}
/* Metric fallbacks — same overrides as src/styles/fonts.css */
@font-face {
  font-family: "Nunito Fallback";
  src: local('Arial'), local('ArialMT');
  ascent-override: 99.7134%;
  descent-override: 34.8159%;
  line-gap-override: 0%;
  size-adjust: 101.3906%;
}
@font-face {
  font-family: "Inter Fallback";
  src: local('Arial'), local('ArialMT');
  ascent-override: 90.4365%;
  descent-override: 22.518%;
  line-gap-override: 0%;
  size-adjust: 107.1194%;
}

:root {
  /* Copied from src/styles/theme.css — core palette only */
  --color-primary: #5457e0;
  --color-primary-light: #818cf8;
  --color-primary-dark: #3b3eb8;
  --color-secondary: #ffd93d;
  --color-success: #0a8060;
  --color-danger: #c84b4b;
  --duo-green: #58cc02;
  --duo-green-dark: #4aa302;
  --color-cloud: #eef0ff;
  --color-surface: #ffffff;
  --color-text-primary: #1e1b4b;
  --color-text-secondary: #56657c; /* AA-adjusted slate, as in blog.css */
  --color-border: #e0e2ff;
  --color-accent-sky: #e7e9ff;

  --font-heading: "Nunito", "Nunito Fallback", "Inter", "Inter Fallback", system-ui, sans-serif;
  --font-body: "Inter", "Inter Fallback", system-ui, sans-serif;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;

  --shadow-card: 0 4px 14px -4px color-mix(in srgb, var(--color-primary) 18%, transparent),
    0 2px 4px -2px rgb(0 0 0 / 0.06);

  --content-width: 72ch;
  --page-width: 960px;
}

/* ─── Reset & base ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-primary);
  background: var(--color-cloud);
}
h1, h2, h3 { font-family: var(--font-heading); line-height: 1.25; text-wrap: balance; }
h1 { font-size: clamp(1.9rem, 4.5vw, 2.6rem); font-weight: 800; }
h2 { font-size: clamp(1.4rem, 3vw, 1.75rem); font-weight: 800; margin-bottom: var(--space-4); }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin-bottom: var(--space-4); max-width: var(--content-width); }
a { color: var(--color-primary-dark); }
a:hover { color: var(--color-primary); }
:focus-visible { outline: 3px solid var(--color-primary); outline-offset: 2px; border-radius: 4px; }

.container { max-width: var(--page-width); margin: 0 auto; padding: 0 var(--space-4); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--color-primary); color: #fff;
  padding: var(--space-2) var(--space-4); border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* ─── Header / footer (blog house style) ───────────────────────────────── */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4); padding-top: var(--space-3); padding-bottom: var(--space-3);
  flex-wrap: wrap;
}
.brand { font-family: var(--font-heading); font-weight: 800; font-size: 1.2rem; text-decoration: none; color: var(--color-text-primary); }
.header-nav ul { display: flex; align-items: center; gap: var(--space-4); list-style: none; flex-wrap: wrap; }
.header-nav a { text-decoration: none; font-weight: 600; font-size: 0.95rem; }
.btn-header {
  background: var(--color-primary); color: #fff !important;
  padding: var(--space-2) var(--space-4); border-radius: 999px;
}
.btn-header:hover { background: var(--color-primary-dark); }

.site-footer {
  margin-top: var(--space-12); padding: var(--space-8) var(--space-4);
  text-align: center; color: var(--color-text-secondary); font-size: 0.9rem;
  border-top: 1px solid var(--color-border);
}
.site-footer p { max-width: none; margin-bottom: var(--space-2); }
.footer-tagline { font-style: italic; }

/* ─── Page content ─────────────────────────────────────────────────────── */
main { padding-top: var(--space-8); }
.page-header { margin-bottom: var(--space-8); }
.page-header h1 { margin-bottom: var(--space-4); }
.intro { font-size: 1.1rem; }
article section { margin-bottom: var(--space-12); }

/* Tables (CEFR levels + equivalences) */
.table-scroll { overflow-x: auto; margin-bottom: var(--space-4); }
table {
  border-collapse: collapse; width: 100%; min-width: 560px;
  background: var(--color-surface); border-radius: var(--radius-sm);
  overflow: hidden; box-shadow: var(--shadow-card);
  font-size: 0.95rem; line-height: 1.5;
}
th, td { padding: var(--space-3) var(--space-4); text-align: left; vertical-align: top; }
thead th { background: var(--color-accent-sky); font-family: var(--font-heading); }
tbody th { font-family: var(--font-heading); white-space: nowrap; }
tbody tr:nth-child(even) { background: color-mix(in srgb, var(--color-cloud) 45%, transparent); }
tbody tr { border-top: 1px solid var(--color-border); }
.table-note { font-size: 0.9rem; color: var(--color-text-secondary); }

/* FAQ */
.faq-item { margin-bottom: var(--space-6); }
.faq-item h3 { margin-bottom: var(--space-2); }

/* CTA buttons (static section + results screen) */
.cta-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }
.btn-primary, .btn-secondary {
  display: inline-block; font-family: var(--font-heading); font-weight: 700;
  font-size: 1rem; text-decoration: none; text-align: center;
  padding: var(--space-3) var(--space-6); border-radius: 999px;
  border: 2px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-secondary { background: var(--color-surface); color: var(--color-primary-dark); border-color: var(--color-border); }
.btn-secondary:hover { border-color: var(--color-primary); }

/* ─── Quiz island shell ────────────────────────────────────────────────────
   min-height reserves the tallest quiz card so mounting/replacing content
   causes no layout shift (guardrail: zero CLS on island mount). */
.quiz-shell { min-height: 34rem; }
@media (min-width: 640px) { .quiz-shell { min-height: 30rem; } }

.quiz-card {
  background: var(--color-surface); border-radius: var(--radius-md);
  box-shadow: var(--shadow-card); padding: var(--space-6);
  max-width: 640px;
}
.quiz-card h3 { margin-bottom: var(--space-3); }
.quiz-js-note { font-size: 0.85rem; color: var(--color-text-secondary); margin-bottom: 0; }

/* Progress bar */
.quiz-progress { margin-bottom: var(--space-4); }
.quiz-progress-label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--color-text-secondary); margin-bottom: var(--space-2);
}
.quiz-progress-track {
  height: 10px; background: var(--color-accent-sky); border-radius: 999px; overflow: hidden;
}
.quiz-progress-fill {
  height: 100%; width: 0; background: var(--duo-green); border-radius: 999px;
  transition: width 240ms ease;
}

/* Question + options */
.quiz-question { font-size: 1.1rem; font-weight: 600; margin-bottom: var(--space-4); white-space: pre-line; }
.quiz-options { list-style: none; display: grid; gap: var(--space-3); margin-bottom: var(--space-4); }
.quiz-option {
  display: flex; align-items: center; gap: var(--space-3); width: 100%;
  text-align: left; font: inherit; cursor: pointer;
  background: var(--color-surface); color: var(--color-text-primary);
  border: 2px solid var(--color-border); border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
}
.quiz-option:hover { border-color: var(--color-primary-light); }
.quiz-option[aria-checked="true"] {
  border-color: var(--color-primary); background: var(--color-accent-sky);
}
.quiz-option-key {
  flex: none; display: inline-flex; align-items: center; justify-content: center;
  width: 1.6rem; height: 1.6rem; border-radius: 6px;
  background: var(--color-cloud); font-size: 0.85rem; font-weight: 700;
  color: var(--color-text-secondary);
}
.quiz-hint { font-size: 0.85rem; color: var(--color-text-secondary); }

/* Results */
.quiz-result-level {
  font-family: var(--font-heading); font-weight: 800;
  font-size: clamp(2.4rem, 7vw, 3.4rem); color: var(--color-primary);
  line-height: 1.1;
}
.quiz-skill { margin-bottom: var(--space-3); }
.quiz-skill-label {
  display: flex; justify-content: space-between; gap: var(--space-3);
  font-size: 0.9rem; font-weight: 600; margin-bottom: var(--space-1);
}
.quiz-skill-track { height: 12px; background: var(--color-accent-sky); border-radius: 999px; overflow: hidden; }
.quiz-skill-fill { height: 100%; background: var(--duo-green); border-radius: 999px; }
.quiz-result-actions { display: grid; gap: var(--space-3); margin-top: var(--space-6); }
.quiz-tutor-cta {
  border-top: 1px solid var(--color-border); margin-top: var(--space-6);
  padding-top: var(--space-4); font-size: 0.95rem;
}
.quiz-share-note { font-size: 0.9rem; color: var(--color-text-secondary); }
.quiz-email-form { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; }
.quiz-email-form input[type="email"] {
  font: inherit; padding: var(--space-2) var(--space-3);
  border: 2px solid var(--color-border); border-radius: var(--radius-sm);
  min-width: 220px;
}
.quiz-restart { background: none; border: none; font: inherit; color: var(--color-primary-dark); text-decoration: underline; cursor: pointer; padding: 0; }