:root {
  color-scheme: light;
  --bg: #f4efe6;
  --bg-paper: #fbf9f4;
  --ink: #1b1915;
  --muted: #6f675c;
  --line: #e0d5c4;
  --accent: #b07a3a;
  --accent-strong: #8a5a27;
  --accent-ink: #20323a;
  --text-color: var(--ink);
  --text-muted: var(--muted);
  --font-sans: "Work Sans", "Segoe UI", sans-serif;
  --shadow: 0 18px 48px rgba(24, 18, 10, 0.15);
  --radius: 18px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: "Work Sans", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  min-height: 100vh;
  position: relative;
  overflow-x: clip;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1200px 520px at 12% -10%, rgba(255, 241, 218, 0.9), transparent 65%),
    radial-gradient(900px 420px at 90% 0%, rgba(235, 226, 214, 0.9), transparent 60%),
    linear-gradient(180deg, #f7f2e9 0%, #f2ede4 100%);
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(0, 0, 0, 0.05) 1px, transparent 0);
  background-size: 3px 3px;
  opacity: 0.12;
  z-index: -1;
  pointer-events: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--accent-strong);
}

p {
  margin: 0 0 1.2rem;
}

h1,
h2,
h3,
h4 {
  font-family: "Fraunces", "Times New Roman", serif;
  margin: 0 0 0.8rem;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.6rem, 4vw, 4.1rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.8rem, 2.6vw, 2.7rem);
}

h3 {
  font-size: clamp(1.3rem, 2vw, 1.7rem);
}

small,
.meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 1.5rem;
  background: var(--ink);
  color: var(--bg-paper);
  padding: 0.6rem 1rem;
  border-radius: 999px;
  font-size: 0.9rem;
  z-index: 999;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(14px);
  background: rgba(248, 244, 235, 0.9);
  border-bottom: 1px solid var(--line);
  z-index: 60;
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.1rem 1.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
}

.site-header .logo-mark {
  display: block;
}

.logo-mark {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(22, 18, 11, 0.14);
}

.logo-word {
  font-family: "Fraunces", serif;
  font-size: 1.48rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1;
  display: block;
}

.site-header .logo-word {
  display: none;
}

.nav-links {
  display: flex;
  gap: 1.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  flex-wrap: wrap;
  justify-content: flex-end;
  margin-left: auto;
}

.nav-links a {
  position: relative;
  padding-bottom: 0.2rem;
}

.nav-links a[href*="quiz/artwork-quiz.html"] {
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  box-shadow: 0 8px 20px rgba(24, 18, 10, 0.2);
}

.nav-links a[href*="quiz/artwork-quiz.html"]::after {
  display: none;
}

.nav-links a[href*="quiz/artwork-quiz.html"]:hover,
.nav-links a[href*="quiz/artwork-quiz.html"]:focus {
  background: var(--accent-strong);
  color: #fff;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.1rem;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.25s ease;
}

.nav-links a:hover::after,
.nav-links a:focus::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  min-width: 92px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-paper);
  color: var(--ink);
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0 0.85rem;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(24, 18, 10, 0.12);
  position: relative;
  z-index: 80;
  touch-action: manipulation;
  font-weight: 600;
  font-size: 0.9rem;
}

.nav-toggle:hover,
.nav-toggle:focus {
  border-color: var(--accent-strong);
  color: var(--accent-strong);
}

.nav-toggle-icon {
  font-size: 1rem;
  line-height: 1;
}

.nav-toggle-label {
  line-height: 1;
}

.nav-submenu {
  position: relative;
}

.nav-submenu>summary {
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  padding-bottom: 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ink);
}

.nav-submenu>summary::-webkit-details-marker {
  display: none;
}

.nav-submenu>summary::after {
  content: "▾";
  font-size: 0.72rem;
  transform: translateY(1px);
}

.nav-submenu[open]>summary::after {
  content: "▴";
}

.nav-submenu-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 0.45rem);
  min-width: 220px;
  display: grid;
  gap: 0.15rem;
  background: rgba(251, 249, 244, 0.98);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 16px 32px rgba(24, 18, 10, 0.16);
  padding: 0.45rem;
  z-index: 85;
}

.nav-submenu:not([open]) .nav-submenu-panel {
  display: none;
}

.nav-submenu-panel a {
  display: block;
  padding: 0.45rem 0.55rem;
  border-radius: 8px;
}

.nav-submenu-panel a:hover,
.nav-submenu-panel a:focus {
  background: rgba(176, 122, 58, 0.12);
  color: var(--accent-strong);
}

.nav-overlay {
  position: fixed;
  inset: 0;
  border: 0;
  margin: 0;
  padding: 0;
  background: rgba(12, 10, 8, 0.38);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 50;
}

.brand-masthead {
  background:
    linear-gradient(90deg, rgba(255, 250, 240, 0.68), rgba(248, 244, 235, 0.38)),
    rgba(248, 244, 235, 0.74);
  border-bottom: 1px solid rgba(224, 213, 196, 0.72);
}

.brand-masthead-inner {
  padding: clamp(1rem, 2.4vw, 1.55rem) 1.5rem;
  display: flex;
  justify-content: center;
}

.brand-masthead-link {
  display: inline-flex;
  align-items: center;
  gap: clamp(0.8rem, 2vw, 1.3rem);
  width: fit-content;
  color: inherit;
}

.brand-masthead-link:hover,
.brand-masthead-link:focus {
  color: var(--accent-strong);
}

.brand-masthead-word {
  display: block;
  font-family: "Fraunces", "Times New Roman", serif;
  font-size: clamp(2.1rem, 4.1vw, 3.55rem);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 0.96;
}

img.brand-masthead-logo {
  width: clamp(111px, 15vw, 198px);
  height: auto;
  aspect-ratio: 1;
  object-fit: contain;
  filter: none;
}

.hero {
  padding: 5rem 0 3rem;
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: center;
}

.hero.hero-compact {
  padding: 2.4rem 0 1.2rem;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}

.hero.hero-compact.home-hero {
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(1.4rem, 4vw, 3rem);
  align-items: center;
  padding-bottom: 1.6rem;
}

.hero.hero-compact .home-logo {
  width: clamp(180px, 32vw, 320px);
  margin-bottom: 0.55rem;
}

.hero.hero-compact .hero-title {
  font-size: clamp(2.05rem, 3.5vw, 3.15rem);
  max-width: 19ch;
  margin-bottom: 0.45rem;
}

.hero.hero-compact .meta {
  max-width: 60ch;
  margin-bottom: 0;
}

.hero-quicklinks {
  margin-top: 1rem;
  align-items: center;
}

.hero-quicklinks .action-button {
  min-width: 170px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  color: var(--accent-strong);
  font-weight: 600;
  width: fit-content;
}

.text-link:hover,
.text-link:focus {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.hero-artwork {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--bg-paper);
  box-shadow: 0 18px 42px rgba(28, 25, 19, 0.14);
  overflow: hidden;
}

.hero-artwork-link {
  display: block;
  color: inherit;
}

.hero-artwork-link:hover,
.hero-artwork-link:focus {
  color: inherit;
}

.hero-artwork img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-artwork figcaption {
  padding: 0.85rem 1rem 1rem;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.55;
}

.hero-artwork figcaption span {
  color: var(--accent-strong);
  font-weight: 600;
}

.hero-artwork-link:hover figcaption span,
.hero-artwork-link:focus figcaption span {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.home-random-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  max-width: 980px;
  margin: 0 auto;
}

.home-proof {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  margin: 0 0 1.2rem;
}

.home-proof p {
  margin: 0;
  padding: 1rem 1.1rem;
  border-right: 1px solid var(--line);
  display: grid;
  gap: 0.25rem;
}

.home-proof p:last-child {
  border-right: 0;
}

.home-proof strong {
  color: var(--ink);
  font-size: 0.96rem;
}

.home-proof span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.home-start-paths {
  padding-top: 1.4rem;
}

.path-grid,
.home-feature-grid {
  display: grid;
  gap: 1rem;
}

.path-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.path-card {
  display: grid;
  gap: 0.45rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
}

.path-card:hover,
.path-card:focus {
  border-color: rgba(176, 122, 58, 0.45);
  box-shadow: 0 12px 26px rgba(28, 25, 19, 0.12);
  transform: translateY(-2px);
}

.path-card-primary {
  background: var(--bg-paper);
  border-color: rgba(176, 122, 58, 0.35);
}

.path-card .meta,
.home-feature .meta {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  font-weight: 600;
}

.path-card h3,
.home-feature h2 {
  margin: 0;
}

.path-card p:last-child,
.home-feature p {
  margin-bottom: 0;
}

.home-feature-grid {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: stretch;
}

.home-feature {
  padding: 1.55rem;
  border: 1px solid var(--line);
  background: var(--bg-paper);
  box-shadow: 0 10px 24px rgba(28, 25, 19, 0.08);
  display: grid;
  align-content: start;
  gap: 0.75rem;
}

.home-feature.action-card-quiz {
  border-color: rgba(176, 122, 58, 0.32);
}

.home-feature-wide {
  max-width: 880px;
}

.quiz-mode-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.quiz-mode-grid p {
  margin: 0;
  padding: 0.85rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.46);
  display: grid;
  gap: 0.2rem;
}

.quiz-mode-grid strong {
  color: var(--ink);
  font-size: 0.96rem;
}

.quiz-mode-grid span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.home-inline-quiz-section {
  padding-top: 1.4rem;
}

.home-inline-quiz-section .section-title {
  margin-bottom: 1rem;
}

.home-inline-quiz {
  border-color: rgba(176, 122, 58, 0.3);
  background:
    linear-gradient(180deg, rgba(255, 248, 237, 0.94) 0%, rgba(251, 245, 236, 0.98) 100%);
}

.home-inline-quiz .quiz-stage {
  grid-template-columns: minmax(280px, 0.95fr) minmax(320px, 1.05fr);
  align-items: center;
}

.home-inline-quiz .quiz-figure img {
  height: clamp(260px, 34vw, 440px);
  background: rgba(255, 255, 255, 0.54);
}

.home-inline-quiz .quiz-card {
  justify-content: center;
}

.home-inline-quiz .quiz-setup-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.home-inline-quiz-setup-copy {
  display: grid;
  gap: 0.2rem;
  margin-bottom: 0.9rem;
  padding: 0.85rem 0.95rem;
  border: 1px solid rgba(176, 122, 58, 0.24);
  border-radius: 12px;
  background: rgba(176, 122, 58, 0.08);
}

.home-inline-quiz-setup-copy strong {
  color: var(--ink);
}

.home-inline-quiz-setup-copy span,
.home-inline-quiz-link {
  color: var(--muted);
}

.home-inline-quiz-link {
  margin: 0.75rem 0 0;
}

.feature-list {
  margin: 0.1rem 0 0;
  padding-left: 1.1rem;
  color: var(--muted);
  line-height: 1.6;
}

.home-logo {
  width: clamp(220px, 40vw, 420px);
  height: auto;
  margin: 0 0 0.9rem;
}

.hero-title {
  font-size: clamp(2.8rem, 4.2vw, 4.5rem);
}

.hero-card {
  background: var(--bg-paper);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(176, 122, 58, 0.2);
}

.hero-card p {
  font-size: 1.05rem;
}

.tagline {
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.75rem;
  color: var(--muted);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.8rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.breadcrumbs a {
  color: var(--muted);
}

.breadcrumbs a:hover,
.breadcrumbs a:focus {
  color: var(--accent-strong);
}

.breadcrumbs [aria-current="page"] {
  color: var(--ink);
  font-weight: 600;
}

.section {
  padding: 2rem 0 3rem;
}

.section-discovery {
  padding-top: 1.2rem;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  gap: 1rem;
}

.section-title span {
  color: var(--muted);
  font-size: 0.95rem;
}

.home-artworks-intro {
  margin: 0 0 1rem;
  max-width: 72ch;
  color: var(--muted);
}

.home-artworks-toolbar {
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  justify-content: space-between;
}

.home-artworks-toolbar .meta {
  margin: 0;
}

.art-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.8rem;
}

.blog-latest-list {
  display: grid;
  gap: 0.8rem;
}

.blog-latest-item {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  align-items: stretch;
  gap: 0;
  background: var(--bg-paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(28, 25, 19, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-latest-item:hover,
.blog-latest-item:focus {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(28, 25, 19, 0.14);
}

.blog-latest-item img {
  width: 100%;
  height: 100%;
  min-height: 120px;
  object-fit: cover;
}

.blog-latest-content {
  padding: 0.9rem 1.05rem;
}

.blog-latest-meta {
  margin: 0 0 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.blog-latest-meta span {
  padding: 0.08rem 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.65);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.blog-latest-item h3 {
  margin: 0 0 0.25rem;
  font-size: clamp(1.05rem, 1.7vw, 1.28rem);
}

.blog-latest-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.blog-latest-item-all {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  padding-right: 1.05rem;
}

.blog-latest-item-all strong {
  font-size: 0.9rem;
  white-space: nowrap;
}

.art-card {
  background: var(--bg-paper);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 12px 32px rgba(28, 25, 19, 0.08);
  display: flex;
  flex-direction: column;
  min-height: 100%;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.art-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px rgba(28, 25, 19, 0.16);
}

.art-card img {
  height: 200px;
  object-fit: cover;
}

.art-card-body {
  padding: 1.4rem 1.4rem 1.6rem;
  display: grid;
  gap: 0.6rem;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--muted);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.2rem 0.7rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.7);
}

.lens-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.lens-card {
  padding: 1.5rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
}

.action-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.action-card {
  padding: 1.6rem;
  border-radius: 16px;
  background: var(--bg-paper);
  border: 1px solid var(--line);
  box-shadow: 0 10px 24px rgba(28, 25, 19, 0.08);
  display: grid;
  gap: 0.7rem;
}

.action-card-quiz {
  border-color: rgba(176, 122, 58, 0.32);
  background:
    linear-gradient(180deg, rgba(255, 248, 237, 0.92) 0%, rgba(251, 245, 236, 0.96) 100%);
  box-shadow: 0 12px 30px rgba(28, 25, 19, 0.14);
}

.action-card-quiz .meta {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 600;
}

.action-card-quiz .action-button {
  min-width: 190px;
}

.action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  border-radius: 999px;
  padding: 0.6rem 1rem;
  font-weight: 600;
  cursor: pointer;
  width: fit-content;
}

.action-button:hover,
.action-button:focus {
  background: #111;
  color: #fff;
}

.action-button.is-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.action-button.is-secondary:hover,
.action-button.is-secondary:focus {
  border-color: var(--ink);
  color: var(--ink);
}

.random-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.78);
}

.random-card-image-link {
  display: block;
  color: inherit;
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(135deg, rgba(176, 122, 58, 0.08), rgba(28, 25, 19, 0.04)),
    var(--bg-paper);
  overflow: hidden;
}

.home-random-section .random-card-image-link {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: auto;
}

.random-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.home-random-section .random-card img {
  width: auto;
  max-width: 100%;
  max-height: min(62vh, 620px);
  height: auto;
  margin: 0 auto;
  object-fit: contain;
}

.random-card-body {
  padding: 1rem 1.05rem 1.1rem;
}

.random-card-body h4 {
  font-size: 1.15rem;
  margin: 0 0 0.35rem;
}

.random-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.home-random-actions {
  align-self: start;
  justify-content: flex-start;
  padding: 1rem;
  border: 1px solid var(--line);
  background: var(--bg-paper);
  box-shadow: 0 10px 24px rgba(28, 25, 19, 0.08);
}

.quiz-hero-copy {
  max-width: 940px;
  line-height: 1.6;
}

.quiz-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: -0.25rem 0 1.15rem;
  padding: 0;
  list-style: none;
}

.quiz-benefits li {
  border: 1px solid rgba(176, 122, 58, 0.26);
  border-radius: 999px;
  padding: 0.34rem 0.68rem;
  background: rgba(176, 122, 58, 0.08);
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 700;
}

.quiz-panel {
  background: var(--bg-paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.4rem;
  box-shadow: 0 12px 30px rgba(28, 25, 19, 0.1);
}

.quiz-app {
  position: relative;
  overflow: hidden;
}

.quiz-app::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.12), transparent 42%),
    linear-gradient(180deg, rgba(212, 156, 93, 0.06), transparent 58%);
}

.quiz-app>* {
  position: relative;
}

.quiz-exit-button {
  display: none;
}

.quiz-app-top {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.quiz-app-top h2 {
  font-size: clamp(1.45rem, 2vw, 2rem);
  margin: 0.15rem 0 0;
}

.quiz-kicker,
.quiz-control-label,
.quiz-round-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.quiz-score-pill {
  margin: 0;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.75rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.68);
  font-weight: 700;
}

.quiz-setup-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.quiz-control-group {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem;
  background: rgba(255, 255, 255, 0.52);
}

.quiz-control-group[hidden] {
  display: none;
}

.quiz-mode {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.quiz-segmented {
  margin-top: 0.55rem;
}

.quiz-cover-content .quiz-setup-grid {
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.quiz-cover-content [data-quiz-level-group] .quiz-segmented {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.45rem;
}

.quiz-cover-content [data-quiz-level-group] .filter-chip {
  justify-content: center;
  min-height: 42px;
  padding: 0.48rem 0.6rem;
}

.quiz-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  margin-top: 0.6rem;
}

.quiz-choice-card {
  display: grid;
  gap: 0.28rem;
  min-height: 104px;
  align-content: start;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem;
  background: rgba(255, 255, 255, 0.68);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
}

.quiz-choice-card strong,
.quiz-choice-card span {
  display: block;
}

.quiz-choice-card strong {
  font-size: 1.05rem;
}

.quiz-choice-card span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.quiz-choice-card:hover,
.quiz-choice-card:focus-visible {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.quiz-choice-card.is-active {
  border-color: var(--accent-strong);
  background: rgba(176, 122, 58, 0.12);
  box-shadow: inset 0 0 0 1px rgba(176, 122, 58, 0.2);
}

.quiz-hint {
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.quiz-start-button {
  margin-top: 1rem;
  width: 100%;
  min-width: 0;
  justify-content: center;
  padding: 0.92rem 1.2rem;
  font-size: 1rem;
  box-shadow: 0 14px 26px rgba(138, 90, 39, 0.28);
}

.quiz-start-guidance {
  margin: 0.85rem 0 -0.15rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.quiz-cover-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(360px, 1.05fr);
  gap: 1.15rem;
  align-items: center;
}

.quiz-cover-figure {
  display: grid;
  min-height: 430px;
  margin: 0;
  place-items: end center;
  overflow: hidden;
  border: 1px solid rgba(176, 122, 58, 0.22);
  border-radius: 16px;
  background:
    radial-gradient(circle at 50% 18%, rgba(255, 255, 255, 0.62), transparent 46%),
    linear-gradient(180deg, rgba(246, 239, 224, 0.92), rgba(232, 215, 188, 0.42));
}

.quiz-cover-figure img {
  display: block;
  width: min(100%, 680px);
  max-height: 520px;
  object-fit: contain;
  object-position: center bottom;
  filter: drop-shadow(0 18px 20px rgba(28, 25, 19, 0.2));
}

.quiz-cover-content {
  min-width: 0;
}

.quiz-cover-note {
  display: grid;
  gap: 0.15rem;
  margin-bottom: 0.95rem;
  border: 1px solid rgba(176, 122, 58, 0.24);
  border-radius: 12px;
  padding: 0.8rem 0.9rem;
  background: rgba(176, 122, 58, 0.08);
}

.quiz-cover-note strong {
  color: var(--ink);
}

.quiz-cover-note span {
  color: var(--muted);
  font-size: 0.94rem;
}

.quiz-progress-row {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.quiz-progress-copy {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.quiz-progress-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(28, 25, 19, 0.1);
}

.quiz-progress-track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transition: width 0.2s ease;
}

.quiz-play {
  position: relative;
}

.quiz-streak-toast {
  position: absolute;
  top: 3.8rem;
  left: 50%;
  z-index: 8;
  width: fit-content;
  max-width: min(92%, 520px);
  margin: 0;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  padding: 0.62rem 1rem;
  background: rgba(28, 25, 19, 0.92);
  color: #fff;
  box-shadow: 0 18px 42px rgba(28, 25, 19, 0.24);
  font-size: clamp(0.98rem, 1.7vw, 1.2rem);
  font-weight: 800;
  text-align: center;
  opacity: 0;
  transform: translate(-50%, 8px) scale(0.98);
  transition: opacity 0.22s ease, transform 0.22s ease;
  pointer-events: none;
}

.quiz-streak-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
}

.quiz-stage {
  display: grid;
  grid-template-columns: minmax(260px, 0.95fr) minmax(320px, 1.05fr);
  gap: 1.1rem;
  align-items: start;
}

.quiz-figure {
  position: relative;
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.65);
}

.quiz-zoom-hint {
  position: absolute;
  right: 0.7rem;
  bottom: 0.7rem;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 999px;
  padding: 0.32rem 0.55rem;
  background: rgba(27, 25, 21, 0.72);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1;
  opacity: 0.88;
  pointer-events: none;
  transform: translateY(0);
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.quiz-figure:hover .quiz-zoom-hint {
  opacity: 1;
  transform: translateY(-2px);
}

.quiz-figure img {
  display: block;
  width: 100%;
  height: min(52vh, 520px);
  object-fit: contain;
  background: transparent;
  cursor: zoom-in;
}

/* ── Quiz Lightbox ──────────────────────────────────── */
.quiz-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0);
  backdrop-filter: blur(0);
  transition: background 0.28s ease, backdrop-filter 0.28s ease;
  padding: 1rem;
}

.quiz-lightbox.is-open {
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(8px);
}

.quiz-lightbox-img {
  max-width: 96vw;
  max-height: 92vh;
  object-fit: contain;
  border-radius: 8px;
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.28s ease, transform 0.28s ease;
  touch-action: pinch-zoom;
}

.quiz-lightbox.is-open .quiz-lightbox-img {
  opacity: 1;
  transform: scale(1);
}

.quiz-lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 1.3rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.28s ease, background 0.2s ease;
}

.quiz-lightbox.is-open .quiz-lightbox-close {
  opacity: 1;
}

.quiz-lightbox-close:hover,
.quiz-lightbox-close:focus {
  background: rgba(255, 255, 255, 0.28);
}

.quiz-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.quiz-question {
  font-size: clamp(1.35rem, 2vw, 1.9rem);
  margin: 0.45rem 0 0.75rem;
}

.quiz-options {
  display: grid;
  gap: 0.65rem;
  grid-template-columns: 1fr;
}

.quiz-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.72rem;
  text-align: left;
  min-height: 52px;
  padding: 0.72rem 0.9rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-weight: 650;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.quiz-option::before {
  content: attr(data-choice-label);
  display: inline-grid;
  width: 1.85rem;
  height: 1.85rem;
  place-items: center;
  border-radius: 50%;
  background: rgba(28, 25, 19, 0.08);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.quiz-option:hover {
  transform: translateY(-1px);
  border-color: var(--accent);
}

.quiz-option:disabled {
  cursor: default;
  transform: none;
}

.quiz-option.is-correct {
  border-color: #1b7f43;
  background: rgba(27, 127, 67, 0.09);
}

.quiz-option.is-correct::before {
  background: #1b7f43;
  color: #fff;
}

.quiz-option.is-wrong {
  border-color: #a82d2d;
  background: rgba(168, 45, 45, 0.09);
}

.quiz-option.is-wrong::before {
  background: #a82d2d;
  color: #fff;
}

.quiz-feedback {
  margin: 0.75rem 0 0;
  padding: 0.62rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.quiz-feedback-status,
.quiz-feedback strong {
  display: block;
}

.quiz-feedback-status {
  margin-bottom: 0.16rem;
  font-size: 0.9rem;
  font-weight: 800;
}

.quiz-feedback strong {
  color: var(--ink);
  font-size: 0.96rem;
}

.quiz-feedback-clue {
  margin: 0.36rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.35;
}

.quiz-feedback-clue span {
  display: inline;
  margin: 0 0.18rem 0 0;
  color: var(--ink);
  font-size: inherit;
  font-weight: 800;
}

.quiz-feedback.is-correct {
  color: #1b7f43;
  border-color: rgba(27, 127, 67, 0.32);
  background: rgba(27, 127, 67, 0.08);
}

.quiz-feedback.is-wrong {
  color: #a82d2d;
  border-color: rgba(168, 45, 45, 0.32);
  background: rgba(168, 45, 45, 0.08);
}

.quiz-actions {
  margin-top: 0.9rem;
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.quiz-results {
  max-width: 680px;
}

.quiz-result-hero {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.55rem;
}

.quiz-result-face {
  display: inline-grid;
  width: 3.3rem;
  height: 3.3rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: rgba(176, 122, 58, 0.14);
  box-shadow: inset 0 0 0 1px rgba(176, 122, 58, 0.22);
  font-size: 1.65rem;
}

.quiz-result-hero h2 {
  margin-top: 0.1rem;
}

.quiz-result-score {
  margin: 0.2rem 0 0.35rem;
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1;
  color: var(--ink);
}

.quiz-result-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0.75rem 0 0;
}

.quiz-result-badge {
  border: 1px solid rgba(176, 122, 58, 0.3);
  border-radius: 999px;
  padding: 0.32rem 0.58rem;
  background: rgba(176, 122, 58, 0.11);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 800;
}

.quiz-result-badge.is-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.5);
  color: var(--muted);
}

.quiz-result-average {
  display: grid;
  gap: 0.12rem;
  margin: 0.8rem 0 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem 0.85rem;
  background: rgba(255, 255, 255, 0.56);
}

.quiz-result-average span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.quiz-result-average strong {
  color: var(--ink);
}

.quiz-progress-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
  margin: 0.7rem 0 0;
}

.quiz-progress-summary span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.28rem 0.52rem;
  background: rgba(255, 255, 255, 0.54);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.quiz-result-challenge {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0.85rem 0 0;
  border: 1px solid rgba(176, 122, 58, 0.34);
  border-left: 5px solid var(--accent-strong);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  background:
    linear-gradient(135deg, rgba(176, 122, 58, 0.16), rgba(255, 255, 255, 0.68));
  box-shadow: 0 12px 26px rgba(28, 25, 19, 0.08);
}

.quiz-result-challenge h3 {
  margin: 0 0 0.25rem;
  font-family: "Work Sans", "Segoe UI", sans-serif;
  font-size: 1rem;
  letter-spacing: 0;
}

.quiz-result-challenge p {
  margin: 0;
  color: var(--ink);
  font-size: 0.96rem;
  line-height: 1.45;
}

.quiz-result-challenge > span {
  display: inline-grid;
  width: 2.15rem;
  height: 2.15rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  font-weight: 900;
}

.quiz-leaderboard {
  margin: 0.95rem 0 0;
  border: 1px solid rgba(28, 25, 19, 0.13);
  border-radius: 14px;
  padding: 0.9rem;
  background:
    linear-gradient(180deg, rgba(28, 25, 19, 0.04), rgba(255, 255, 255, 0.68));
  box-shadow: 0 12px 28px rgba(28, 25, 19, 0.08);
}

.quiz-leaderboard-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.quiz-leaderboard-head h3 {
  margin: 0.08rem 0 0;
  font-family: "Work Sans", "Segoe UI", sans-serif;
  font-size: 1rem;
}

.quiz-leaderboard-head > strong {
  flex: 0 0 auto;
  border: 1px solid rgba(176, 122, 58, 0.28);
  border-radius: 999px;
  padding: 0.26rem 0.62rem;
  background: rgba(176, 122, 58, 0.12);
  color: var(--accent-strong);
  font-size: 0.78rem;
}

.quiz-leaderboard-list {
  display: grid;
  gap: 0.22rem;
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}

.quiz-leaderboard-list li {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr) 4rem;
  gap: 0.65rem;
  align-items: center;
  border: 1px solid transparent;
  border-radius: 9px;
  padding: 0.48rem 0.58rem;
  background: rgba(255, 255, 255, 0.5);
}

.quiz-leaderboard-list li strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.quiz-leaderboard-list li span:last-child {
  text-align: right;
  font-weight: 900;
}

.quiz-leaderboard-list .quiz-leaderboard-columns {
  background: transparent;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.quiz-leaderboard-list li.is-player {
  border-color: rgba(176, 122, 58, 0.36);
  background: rgba(176, 122, 58, 0.13);
}

.quiz-leaderboard-list li.is-empty {
  grid-template-columns: 1fr;
  color: var(--muted);
}

.quiz-leaderboard-rank {
  color: var(--accent-strong);
  font-weight: 900;
}

.quiz-leaderboard-message {
  margin: 0.65rem 0 0;
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 800;
}

.quiz-leaderboard-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.62rem;
  align-items: end;
  margin-top: 0.72rem;
}

.quiz-leaderboard-form label {
  display: grid;
  gap: 0.25rem;
  margin: 0;
}

.quiz-leaderboard-form label span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.quiz-leaderboard-form input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.72rem 0.78rem;
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  font: inherit;
  font-weight: 900;
  text-transform: uppercase;
}

.quiz-leaderboard-form input:focus {
  outline: 3px solid rgba(176, 122, 58, 0.22);
  border-color: var(--accent-strong);
}

.quiz-leaderboard-form .meta {
  grid-column: 1 / -1;
  margin: -0.2rem 0 0;
  font-size: 0.78rem;
}

.quiz-leaderboard-form button[disabled],
.quiz-leaderboard-form input[disabled] {
  cursor: wait;
  opacity: 0.66;
}

.quiz-review {
  margin-top: 1rem;
  border-top: 1px solid var(--line);
  padding-top: 0.85rem;
}

.quiz-review h3 {
  margin: 0 0 0.55rem;
  font-size: 1rem;
}

.quiz-review ul {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.quiz-review li {
  display: grid;
  gap: 0.42rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.62rem 0.68rem;
  background: rgba(255, 255, 255, 0.42);
}

.quiz-review-main {
  display: flex;
  flex-wrap: wrap;
  gap: 0.18rem 0.55rem;
  justify-content: space-between;
}

.quiz-review-main span,
.quiz-review-clue {
  color: var(--muted);
}

.quiz-review-detail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.35rem 0.55rem;
  margin: 0;
}

.quiz-review-detail div {
  min-width: 0;
}

.quiz-review-detail dt {
  margin: 0 0 0.08rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.quiz-review-detail dd {
  margin: 0;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
}

.quiz-review-clue {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.35;
}

.quiz-review-clue span {
  color: var(--ink);
  font-weight: 800;
}

.quiz-analysis-button {
  border-color: var(--accent-strong);
  background: linear-gradient(135deg, #b07a3a 0%, #8a5a27 100%);
  box-shadow: 0 12px 22px rgba(138, 90, 39, 0.32);
}

.quiz-analysis-button:hover,
.quiz-analysis-button:focus {
  background: linear-gradient(135deg, #99642f 0%, #7c5024 100%);
  color: #fff;
  border-color: #7c5024;
}

.quiz-themed-section > .meta {
  max-width: 720px;
  margin-top: -0.35rem;
}

.quiz-editorial-copy,
.quiz-explore-copy {
  max-width: 880px;
}

.quiz-editorial-copy p,
.quiz-explore-copy {
  color: var(--muted);
  line-height: 1.7;
}

.quiz-subheading {
  margin-top: 1.8rem;
  font-size: clamp(1.45rem, 2vw, 2rem);
}

.quiz-learning-grid,
.quiz-level-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 1rem;
}

.quiz-learning-card,
.quiz-level-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.58);
}

.quiz-learning-card h3 {
  margin-bottom: 0.4rem;
  font-family: "Work Sans", "Segoe UI", sans-serif;
  font-size: 1rem;
  letter-spacing: 0;
}

.quiz-learning-card p,
.quiz-level-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.quiz-level-card {
  border-top: 3px solid rgba(176, 122, 58, 0.64);
}

.quiz-level-card strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink);
}

.quiz-themed-groups {
  display: grid;
  gap: 1.2rem;
  margin-top: 1rem;
}

.quiz-themed-group h3 {
  margin-bottom: 0.7rem;
  font-family: "Work Sans", "Segoe UI", sans-serif;
  font-size: 1rem;
  letter-spacing: 0;
}

.thematic-quiz-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.thematic-quiz-grid-compact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.thematic-quiz-card {
  display: grid;
  align-content: space-between;
  gap: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.95rem;
  background: var(--bg-paper);
  color: inherit;
  box-shadow: 0 8px 18px rgba(28, 25, 19, 0.06);
  transition: transform 0.16s ease, border-color 0.16s ease;
}

.thematic-quiz-card:hover,
.thematic-quiz-card:focus-within {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.thematic-quiz-card strong {
  color: var(--ink);
}

.thematic-quiz-card small {
  color: var(--muted);
  line-height: 1.45;
}

.thematic-quiz-card p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.thematic-quiz-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.65rem;
  align-items: center;
  margin-top: 0.55rem;
}

.thematic-quiz-text-link {
  color: var(--accent-strong);
  font-size: 0.86rem;
  font-weight: 800;
}

.thematic-quiz-button {
  min-height: 0;
  padding: 0.46rem 0.62rem;
  font-size: 0.82rem;
}

.inline-vs-quiz {
  position: relative;
  overflow: hidden;
  margin: 1.2rem 0 1.35rem;
  border: 1px solid rgba(138, 90, 39, 0.26);
  border-radius: 16px;
  padding: 1.15rem;
  color: #1b1915;
  background:
    linear-gradient(145deg, rgba(255, 252, 246, 0.98), rgba(246, 239, 226, 0.96)),
    #fbf9f4;
  box-shadow: 0 14px 32px rgba(28, 25, 19, 0.13);
}

.inline-vs-quiz.reveal {
  opacity: 1;
  transform: none;
}

.inline-vs-quiz::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(212, 156, 93, 0.12), transparent 42%),
    radial-gradient(640px 220px at 100% 0%, rgba(255, 255, 255, 0.54), transparent 68%);
}

.inline-vs-quiz>* {
  position: relative;
}

.inline-vs-quiz[hidden],
.inline-vs-quiz [hidden] {
  display: none !important;
}

.inline-vs-quiz-close {
  display: none;
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 5;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 1px solid rgba(27, 25, 21, 0.22);
  border-radius: 999px;
  background: #1b1915;
  color: #fffdfa;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  box-shadow: 0 8px 20px rgba(28, 25, 19, 0.18);
}

.inline-vs-quiz-close:hover,
.inline-vs-quiz-close:focus {
  background: #8a5a27;
  border-color: #8a5a27;
}

.inline-vs-quiz-head {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.95rem;
}

.inline-vs-quiz-head h2 {
  margin: 0.12rem 0 0.35rem;
  color: #1b1915;
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  letter-spacing: 0;
}

.inline-vs-quiz-head p:not(.quiz-kicker),
.inline-vs-quiz-results>p:not(.quiz-result-score):not(.meta),
.inline-vs-quiz-review p {
  margin: 0;
  color: #4f473d;
  line-height: 1.55;
}

.inline-vs-quiz-score {
  margin: 0;
  flex: 0 0 auto;
  border: 1px solid rgba(27, 25, 21, 0.24);
  border-radius: 999px;
  padding: 0.42rem 0.72rem;
  background: #fffdfa;
  color: #1b1915;
  box-shadow: 0 6px 14px rgba(28, 25, 19, 0.08);
  font-weight: 700;
}

.inline-vs-quiz .inline-vs-quiz-head .inline-vs-quiz-score {
  color: #1b1915;
}

.inline-vs-quiz-start {
  margin-top: 0.85rem;
}

.inline-vs-quiz-stage {
  display: grid;
  grid-template-columns: minmax(220px, 0.95fr) minmax(240px, 1.05fr);
  gap: 1rem;
  align-items: start;
}

.inline-vs-quiz-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(27, 25, 21, 0.22);
  border-radius: 12px;
  background: #fffdfa;
}

.inline-vs-quiz-figure img {
  display: block;
  width: 100%;
  height: min(40vh, 390px);
  background: #f3eee6;
  filter: none;
  object-fit: contain;
}

.inline-vs-quiz-figure figcaption {
  border-top: 1px solid rgba(27, 25, 21, 0.18);
  padding: 0.55rem 0.7rem 0.65rem;
  color: #4f473d;
  font-size: 0.9rem;
  line-height: 1.45;
}

.inline-vs-quiz-card {
  min-width: 0;
}

.inline-vs-quiz-options {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.inline-vs-quiz-option {
  min-height: 60px;
}

.inline-vs-quiz .quiz-kicker,
.inline-vs-quiz .quiz-round-meta,
.inline-vs-quiz .quiz-progress-copy {
  color: #6d5944;
}

.inline-vs-quiz .quiz-progress-track {
  background: rgba(27, 25, 21, 0.14);
}

.inline-vs-quiz .quiz-question {
  color: #1b1915;
  letter-spacing: 0;
}

.inline-vs-quiz .quiz-option {
  border-color: rgba(27, 25, 21, 0.28);
  background: #fffdfa;
  color: #1b1915;
  box-shadow: 0 7px 16px rgba(28, 25, 19, 0.06);
}

.inline-vs-quiz .quiz-option::before {
  background: rgba(27, 25, 21, 0.1);
  color: #5b5046;
}

.inline-vs-quiz .quiz-option:hover {
  border-color: #8a5a27;
}

.inline-vs-quiz .quiz-option.is-correct {
  border-color: #1b7f43;
  background: #e8f5ec;
  color: #153d24;
}

.inline-vs-quiz .quiz-option.is-wrong {
  border-color: #a82d2d;
  background: #fae9e5;
  color: #5d1919;
}

.inline-vs-quiz .quiz-feedback {
  background: #fffdfa;
  color: #1b1915;
}

.inline-vs-quiz .quiz-feedback span,
.inline-vs-quiz .quiz-feedback strong {
  color: #1b1915;
}

.inline-vs-quiz .quiz-feedback strong {
  font-weight: 800;
}

.inline-vs-quiz .quiz-feedback.is-correct strong {
  color: #153d24;
}

.inline-vs-quiz .quiz-feedback.is-wrong strong {
  color: #5d1919;
}

.inline-vs-quiz .quiz-feedback p {
  margin: 0.35rem 0 0;
  color: #1b1915;
  font-weight: 500;
  line-height: 1.5;
}

.inline-vs-quiz-review {
  margin-top: 0.75rem;
  border-top: 1px solid rgba(27, 25, 21, 0.16);
  padding-top: 0.65rem;
}

.inline-vs-quiz-review a {
  color: #7a4d21;
  font-weight: 600;
}

.inline-vs-quiz-main-copy {
  margin: 0.85rem 0 0;
  border-top: 1px solid rgba(27, 25, 21, 0.16);
  padding-top: 0.75rem;
  color: #1b1915;
  font-weight: 700;
}

.inline-vs-quiz-share-status {
  min-height: 1.35em;
  margin: 0.65rem 0 0;
  color: #4f473d;
}

.inline-vs-quiz .action-button {
  border-color: #1b1915;
  background: #1b1915;
  color: #fffdfa;
}

.inline-vs-quiz .action-button:hover,
.inline-vs-quiz .action-button:focus {
  border-color: #8a5a27;
  background: #8a5a27;
  color: #fffdfa;
}

.inline-vs-quiz .action-button.is-secondary {
  border-color: rgba(27, 25, 21, 0.28);
  background: #fffdfa;
  color: #1b1915;
}

.inline-vs-quiz .action-button.is-secondary:hover,
.inline-vs-quiz .action-button.is-secondary:focus {
  border-color: #8a5a27;
  color: #7a4d21;
}

.share-box {
  margin: 0.95rem 0 1.15rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-paper);
  box-shadow: 0 10px 24px rgba(28, 25, 19, 0.08);
}

.share-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.65rem;
}

.share-head h2 {
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  margin: 0;
}

.share-head .meta {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 0.72rem;
  font-weight: 600;
}

.share-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  background: #fff;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.9rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.share-btn:hover,
.share-btn:focus {
  border-color: var(--accent-strong);
  color: var(--accent-strong);
  transform: translateY(-1px);
}

.share-status {
  margin: 0.55rem 0 0;
  min-height: 1.3em;
}


.art-card-image {
  display: block;
}

.art-card-image img {
  width: 100%;
}

.category-card {
  display: block;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(28, 25, 19, 0.12);
}

.category-card.is-soon {
  opacity: 0.75;
}

.home-categories .lens-grid {
  gap: 0.8rem;
  grid-template-columns: repeat(auto-fit, minmax(185px, 1fr));
}

.home-categories .lens-card {
  padding: 1.1rem 1rem;
}

.home-categories .lens-card h3 {
  font-size: clamp(1.1rem, 1.45vw, 1.3rem);
}

.categories-soon {
  margin-top: 0.9rem;
}

main .section p a,
main .section li a,
main .section figcaption a,
main .section .inline-artwork-caption a,
main .section .figcaption a,
main .summary-box a,
main .pull-quote a,
main .faq-answer a {
  color: var(--accent-strong);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.14em;
  font-weight: 600;
}

main .section p a:hover,
main .section li a:hover,
main .section figcaption a:hover,
main .section .inline-artwork-caption a:hover,
main .section .figcaption a:hover,
main .summary-box a:hover,
main .pull-quote a:hover,
main .faq-answer a:hover {
  color: #6f4620;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-paper);
  padding: 1rem 1.4rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  box-shadow: 0 10px 25px rgba(28, 25, 19, 0.08);
  margin-bottom: 1.8rem;
}

.filter-stack {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 1.8rem;
}

.filter-stack .filter-bar {
  margin-bottom: 0;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.filter-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.filter-chip:hover {
  transform: translateY(-1px);
  color: var(--accent-strong);
}

.filter-chip.is-active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.filter-input {
  border: none;
  background: transparent;
  flex: 1;
  font-size: 1rem;
  outline: none;
  color: var(--ink);
}

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: transparent;
  z-index: 12;
}

.reading-progress span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-ink));
  transition: width 0.2s ease;
}

.artwork-hero {
  margin: 1.2rem 0 0;
}

.artwork-hero figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-paper);
  border: 1px solid var(--line);
  box-shadow: 0 16px 36px rgba(28, 25, 19, 0.12);
}

.artwork-hero img {
  width: auto;
  max-height: min(68vh, 760px);
  margin: 0 auto;
  height: auto;
  object-fit: contain;
}

.hook-emphasis {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 1.1em;
  color: var(--text-color);
}

.inline-artwork-block {
  margin: 2rem 0;
}

.inline-artwork-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.inline-artwork-pair .inline-artwork-block {
  margin: 0;
}

.inline-artwork-image {
  width: auto;
  max-width: 100%;
  max-height: min(70vh, 720px);
  margin-left: auto;
  margin-right: auto;
  height: auto;
  object-fit: contain;
  border-radius: 4px;
}

.comparison-figure img {
  width: auto;
  max-width: 100%;
  max-height: min(70vh, 720px);
  margin-left: auto;
  margin-right: auto;
  height: auto;
  object-fit: contain;
}

.inline-artwork-pair .inline-artwork-image {
  max-height: min(58vh, 560px);
}

.artwork-zoom-shell {
  position: relative;
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: zoom-in;
  line-height: 0;
  text-align: inherit;
}

.artwork-zoom-shell img {
  width: 100%;
}

.artwork-hero .artwork-zoom-shell,
.inline-artwork-block .artwork-zoom-shell,
.inline-artwork .artwork-zoom-shell,
.comparison-figure .artwork-zoom-shell {
  width: fit-content;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}

.artwork-hero .artwork-zoom-shell img {
  width: auto;
  max-width: 100%;
  max-height: min(68vh, 760px);
}

.inline-artwork-block .artwork-zoom-shell img,
.inline-artwork .artwork-zoom-shell img,
.comparison-figure .artwork-zoom-shell img {
  width: auto;
  max-width: 100%;
  max-height: min(70vh, 720px);
}

.inline-artwork-pair .artwork-zoom-shell img {
  max-height: min(58vh, 560px);
}

.artwork-zoom-shell::after {
  content: attr(data-zoom-label);
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 999px;
  padding: 0.34rem 0.58rem;
  background: rgba(27, 25, 21, 0.74);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1;
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.artwork-zoom-shell:hover::after,
.artwork-zoom-shell:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

.artwork-zoom-shell:focus-visible {
  outline: 3px solid rgba(176, 122, 58, 0.42);
  outline-offset: 4px;
}

body.artwork-lightbox-open {
  overflow: hidden;
}

.artwork-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0);
  backdrop-filter: blur(0);
  transition: background 0.28s ease, backdrop-filter 0.28s ease;
}

.artwork-lightbox.is-open {
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(8px);
}

.artwork-lightbox-figure {
  display: grid;
  justify-items: center;
  gap: 0.75rem;
  max-width: 96vw;
  max-height: 94vh;
  margin: 0;
}

.artwork-lightbox-img {
  max-width: 96vw;
  max-height: calc(92vh - 3.5rem);
  object-fit: contain;
  border-radius: 8px;
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.28s ease, transform 0.28s ease;
  touch-action: pinch-zoom;
}

.artwork-lightbox.is-open .artwork-lightbox-img {
  opacity: 1;
  transform: scale(1);
}

.artwork-lightbox-caption {
  max-width: min(900px, calc(100vw - 2rem));
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.86rem;
  line-height: 1.45;
  text-align: center;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.artwork-lightbox.is-open .artwork-lightbox-caption {
  opacity: 1;
  transform: translateY(0);
}

.artwork-lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 1.3rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.28s ease, background 0.2s ease;
}

.artwork-lightbox.is-open .artwork-lightbox-close {
  opacity: 1;
}

.artwork-lightbox-close:hover,
.artwork-lightbox-close:focus {
  background: rgba(255, 255, 255, 0.28);
}

.artwork-reader-peek {
  position: fixed;
  right: 1.2rem;
  bottom: 1.2rem;
  z-index: 95;
  display: grid;
  justify-items: end;
  gap: 0.65rem;
  width: min(360px, calc(100vw - 2rem));
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px) scale(0.98);
  transition: opacity 0.24s ease, transform 0.24s ease;
}

.artwork-reader-peek.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.artwork-reader-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
  max-width: 100%;
  min-height: 58px;
  border: 1px solid rgba(224, 213, 196, 0.92);
  border-radius: 999px;
  padding: 0.3rem 0.78rem 0.3rem 0.3rem;
  background: rgba(251, 249, 244, 0.96);
  color: #1b1915;
  box-shadow: 0 14px 34px rgba(24, 18, 10, 0.2);
  cursor: pointer;
  font-weight: 800;
  line-height: 1;
  backdrop-filter: blur(12px);
}

.artwork-reader-toggle:hover,
.artwork-reader-toggle:focus-visible {
  border-color: rgba(176, 122, 58, 0.55);
  color: var(--accent-strong);
  transform: translateY(-1px);
}

.artwork-reader-thumb {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  overflow: hidden;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--bg-paper);
}

.artwork-reader-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.artwork-reader-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.artwork-reader-panel {
  width: 100%;
  padding: 0.72rem;
  border: 1px solid rgba(224, 213, 196, 0.92);
  border-radius: 16px;
  background: rgba(251, 249, 244, 0.97);
  box-shadow: 0 20px 54px rgba(24, 18, 10, 0.24);
  backdrop-filter: blur(16px);
}

.artwork-reader-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  margin-bottom: 0.6rem;
}

.artwork-reader-panel-title {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.2;
  text-transform: uppercase;
}

.artwork-reader-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.artwork-reader-icon-button,
.artwork-reader-image-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
  color: var(--ink);
  cursor: pointer;
}

.artwork-reader-icon-button {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 1rem;
  line-height: 1;
}

.artwork-reader-icon-button:hover,
.artwork-reader-icon-button:focus-visible,
.artwork-reader-image-button:hover,
.artwork-reader-image-button:focus-visible {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.artwork-reader-image-button {
  width: 100%;
  padding: 0;
  overflow: hidden;
  border-radius: 10px;
  line-height: 0;
}

.artwork-reader-image-button img {
  width: 100%;
  max-height: min(50vh, 430px);
  object-fit: contain;
  background: var(--bg);
}

.artwork-reader-peek.is-open .artwork-reader-toggle {
  display: none;
}

.inline-artwork-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.5rem;
}

.figcaption {
  padding: 0.8rem 1rem 1rem;
  font-size: 0.85rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.figcaption a[aria-disabled="true"] {
  pointer-events: none;
  opacity: 0.72;
}

.article-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr);
  margin-top: 1.6rem;
}

.article-grid > * {
  min-width: 0;
}

.summary-box {
  background: var(--bg-paper);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--line);
  box-shadow: 0 12px 24px rgba(28, 25, 19, 0.08);
}

.summary-box h3 {
  margin-bottom: 0.6rem;
}

.facts {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.7rem;
}

.facts li {
  display: grid;
  gap: 0.2rem;
}

.facts span {
  font-weight: 600;
}

.pull-quote {
  font-family: "Fraunces", serif;
  font-size: 1.35rem;
  padding: 1.3rem 1.6rem;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.8);
  border-radius: 12px;
  margin: 2rem 0;
}

.related-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.related-card {
  padding: 1rem 1.2rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
}

main article .related-card {
  color: var(--accent-strong);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.14em;
  font-weight: 600;
}

main article .related-card:hover {
  color: #6f4620;
}

.chip-inline {
  padding: 0.5rem 1rem;
}

.chip-inline-strong {
  font-weight: 600;
}

.table-row-divider {
  border-bottom: 1px solid var(--line);
}

.cell-pad {
  padding: 0.6rem 1rem;
}

.section-spacer-lg {
  margin-top: 3rem;
}

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
}

.table-compact {
  min-width: 620px;
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.table-compact th,
.table-compact td {
  padding: 0.65rem 0.85rem;
  vertical-align: top;
}

.table-head-divider {
  border-bottom: 2px solid var(--line);
  text-align: left;
}

.movement-eye-test,
.comparison-scan,
.examples-glance {
  margin: 1.6rem 0;
}

.diagnostic-list {
  display: grid;
  gap: 0.75rem;
  margin: 0.9rem 0 0;
  padding-left: 1.15rem;
}

.diagnostic-list li {
  padding-left: 0.1rem;
}

.common-mistake {
  margin: 1.2rem 0 1.8rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(143, 90, 40, 0.28);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 22px rgba(28, 25, 19, 0.07);
}

.common-mistake h3 {
  margin-bottom: 0.4rem;
}

.common-mistake p {
  margin: 0;
}

.comparison-scan-grid,
.examples-glance-grid {
  display: grid;
  gap: 0.85rem;
}

.comparison-scan-card,
.examples-glance-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 20px rgba(28, 25, 19, 0.06);
}

.comparison-scan-card {
  padding: 1rem;
}

.comparison-scan-card h3,
.examples-glance-row h3 {
  margin-bottom: 0.65rem;
  font-size: 1.02rem;
}

.comparison-scan-columns {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.comparison-scan-columns p {
  margin: 0;
}

.comparison-scan-columns strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--text);
}

.comparison-scan-columns span {
  display: block;
  color: var(--muted);
}

.examples-glance-row {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(150px, 0.58fr) minmax(0, 1fr);
  align-items: center;
  padding: 1rem;
}

.examples-glance-media {
  display: grid;
  gap: 0.45rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.examples-glance-media figure {
  margin: 0;
}

.examples-glance-media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 112px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.examples-glance-media figcaption {
  margin-top: 0.3rem;
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
}

.examples-glance-row p {
  margin: 0;
}

.footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--line);
  margin-top: 3rem;
  color: var(--muted);
}

.footer a {
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 0.14em;
}

.footer-legal {
  margin-top: 0.8rem;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .article-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero.hero-compact.home-hero,
  .home-random-layout,
  .home-feature-grid {
    grid-template-columns: 1fr;
  }

  .quiz-mode-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-inline-quiz .quiz-setup-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-proof,
  .path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-proof p:nth-child(2) {
    border-right: 0;
  }

  .home-proof p:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .inline-artwork-pair {
    grid-template-columns: 1fr;
  }

  .nav-links {
    gap: 1rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 640px) {
  .comparison-scan-columns,
  .examples-glance-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .examples-glance-row {
    align-items: stretch;
  }

  .examples-glance-media img {
    max-height: none;
  }
}

@media (max-width: 680px) {
  body::before {
    background: linear-gradient(180deg, #f7f2e9 0%, #f2ede4 100%);
  }

  body::after {
    display: none;
  }

  .site-header {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(248, 244, 235, 0.98);
  }

  .nav-bar {
    align-items: center;
    gap: 0.7rem;
    padding: 0.8rem clamp(0.75rem, 4vw, 1.5rem);
  }

  .logo-mark {
    width: 34px;
    height: 34px;
  }

  .logo-word {
    font-size: 1.28rem;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
    min-width: 40px;
    width: 40px;
    padding: 0;
  }

  .nav-toggle-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: min(86vw, 320px);
    height: 100dvh;
    margin-left: 0;
    padding: 5.2rem 1.25rem 1.5rem;
    gap: 1rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    background: rgba(251, 249, 244, 0.97);
    border-left: 1px solid var(--line);
    box-shadow: -14px 0 36px rgba(24, 18, 10, 0.2);
    overflow-y: auto;
    transform: translateX(105%);
    transition: transform 0.25s ease;
    z-index: 70;
    pointer-events: none;
    visibility: hidden;
  }

  .nav-links a {
    font-size: 1rem;
    padding-bottom: 0;
  }

  .nav-links a[href*="quiz/artwork-quiz.html"] {
    padding: 0.45rem 0.9rem;
  }

  .nav-submenu {
    width: 100%;
  }

  .nav-submenu>summary {
    width: 100%;
    padding: 0.2rem 0;
  }

  .nav-submenu-panel {
    position: static;
    min-width: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0.3rem 0 0.2rem 0.75rem;
  }

  .nav-submenu-panel a {
    padding: 0.25rem 0;
    color: var(--muted);
  }

  .nav-links a::after {
    display: none;
  }

  body.nav-open .nav-links {
    transform: translateX(0);
    pointer-events: auto;
    visibility: visible;
  }

  body.nav-open .nav-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  body.nav-open {
    overflow: hidden;
  }

  .hero {
    padding: 3.5rem 0 2rem;
  }

  .hero.hero-compact.home-hero {
    padding-top: 1.8rem;
    gap: 1.1rem;
  }

  .home-hero .hero-title {
    font-size: clamp(2rem, 9vw, 2.45rem);
    line-height: 1.04;
  }

  .home-hero p {
    line-height: 1.55;
  }

  .home-hero .hero-artwork img {
    aspect-ratio: 16 / 9;
  }

  .hero-artwork figcaption {
    font-size: 0.88rem;
  }

  .home-proof,
  .path-grid {
    grid-template-columns: 1fr;
  }

  .home-proof p {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .home-proof p:last-child {
    border-bottom: 0;
  }

  .path-card,
  .home-feature {
    padding: 1.1rem;
  }

  .hero-quicklinks .text-link {
    justify-content: center;
    width: 100%;
  }

  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    border-radius: 16px;
  }

  .action-button {
    width: 100%;
  }

  .random-card img {
    height: 100%;
  }

  .home-random-section .random-card img {
    max-height: min(52vh, 440px);
    height: auto;
  }

  .quiz-mode-grid {
    grid-template-columns: 1fr;
  }

  .home-inline-quiz-section {
    padding-top: 1rem;
  }

  .home-inline-quiz-section .section-title {
    display: grid;
    grid-template-columns: 1fr;
    align-items: start;
    gap: 0.45rem;
    margin-bottom: 1.15rem;
  }

  .home-inline-quiz-section .section-title h2 {
    max-width: 11ch;
    font-size: clamp(2.25rem, 12vw, 3.25rem);
    line-height: 0.98;
  }

  .home-inline-quiz-section .section-title span {
    max-width: 31ch;
    font-size: 1.03rem;
    line-height: 1.5;
  }

  .home-inline-quiz {
    padding: 0.85rem;
    border-radius: 16px;
    overflow: hidden;
  }

  .home-inline-quiz .quiz-setup-grid {
    grid-template-columns: 1fr;
  }

  .home-inline-quiz .quiz-stage {
    grid-template-columns: minmax(0, 1fr);
    align-items: stretch;
    gap: 0.85rem;
  }

  .home-inline-quiz .quiz-figure img {
    width: 100%;
    height: auto;
    max-height: min(40dvh, 320px);
  }

  .home-inline-quiz .quiz-card,
  .home-inline-quiz .quiz-options,
  .home-inline-quiz .quiz-actions {
    width: 100%;
    min-width: 0;
  }

  .home-inline-quiz .quiz-question {
    overflow-wrap: anywhere;
  }

  .home-inline-quiz-link {
    font-size: 1rem;
    line-height: 1.45;
  }

  .latest-blog .blog-latest-list,
  .home-popular-section .lens-grid,
  .home-categories .lens-grid {
    display: flex;
    gap: 0.85rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    margin-right: -1rem;
    padding: 0 1rem 0.7rem 0;
  }

  .latest-blog .blog-latest-list::-webkit-scrollbar,
  .home-popular-section .lens-grid::-webkit-scrollbar,
  .home-categories .lens-grid::-webkit-scrollbar {
    height: 6px;
  }

  .latest-blog .blog-latest-list::-webkit-scrollbar-thumb,
  .home-popular-section .lens-grid::-webkit-scrollbar-thumb,
  .home-categories .lens-grid::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: rgba(176, 122, 58, 0.36);
  }

  .latest-blog .blog-latest-item {
    flex: 0 0 min(82vw, 330px);
    grid-template-columns: 1fr;
    scroll-snap-align: start;
  }

  .latest-blog .blog-latest-item img {
    height: 150px;
    min-height: 0;
  }

  .latest-blog .blog-latest-item-all {
    min-height: 150px;
    align-content: space-between;
  }

  .home-popular-section .lens-card,
  .home-categories .lens-card {
    flex: 0 0 min(78vw, 300px);
    min-height: 178px;
    scroll-snap-align: start;
  }

  .random-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .home-artworks-toolbar {
    align-items: stretch;
  }

  .quiz-section {
    padding-top: 1rem;
  }

  .quiz-page .brand-masthead {
    display: none;
  }

  .quiz-is-playing,
  .quiz-is-results {
    background: #14100c;
  }

  .quiz-section .tagline,
  .quiz-section .breadcrumbs {
    display: none;
  }

  .quiz-section h1 {
    font-size: 1.48rem;
    line-height: 1.08;
    margin-bottom: 0.35rem;
  }

  .quiz-section>p {
    margin: 0.25rem 0;
    font-size: 0.86rem;
    line-height: 1.38;
  }

  .quiz-is-playing .quiz-section>h1,
  .quiz-is-playing .quiz-section>p,
  .quiz-is-results .quiz-section>h1,
  .quiz-is-results .quiz-section>p {
    display: none;
  }

  .quiz-is-setup .quiz-section>h1 {
    margin-top: 0;
  }

  /* Keep the mobile quiz close to a standalone app surface. */
  .quiz-is-playing .site-header,
  .quiz-is-playing .brand-masthead,
  .quiz-is-results .site-header,
  .quiz-is-results .brand-masthead {
    display: none;
  }

  .quiz-is-playing .quiz-section~.section,
  .quiz-is-results .quiz-section~.section,
  .quiz-is-playing .footer,
  .quiz-is-results .footer {
    display: none;
  }

  .quiz-panel {
    margin-top: 0.85rem;
    padding: 0.8rem;
    border-radius: 14px;
  }

  .quiz-is-playing .quiz-panel,
  .quiz-is-results .quiz-panel {
    border-radius: 0;
    border-left: none;
    border-right: none;
    margin-left: -1rem;
    margin-right: -1rem;
    padding: 0.8rem 1rem;
  }

  .quiz-app-top {
    align-items: center;
    margin-bottom: 0.7rem;
  }

  .quiz-is-playing .quiz-exit-button,
  .quiz-is-results .quiz-exit-button {
    position: fixed;
    top: calc(env(safe-area-inset-top, 0px) + 0.55rem);
    right: 0.65rem;
    z-index: 50;
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    background: rgba(20, 16, 12, 0.78);
    color: #fff;
    font-size: 1.35rem;
    line-height: 1;
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.24);
  }

  .quiz-exit-button:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.72);
    outline-offset: 2px;
  }

  .quiz-app-top h2 {
    font-size: 1.22rem;
  }

  .quiz-app.is-playing .quiz-app-top {
    display: none;
  }

  .quiz-app.is-results .quiz-app-top {
    display: none;
  }

  .quiz-score-pill {
    padding: 0.4rem 0.6rem;
    font-size: 0.88rem;
  }

  .quiz-setup-grid,
  .quiz-cover-layout,
  .quiz-stage {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .quiz-cover-figure {
    display: none;
  }

  .quiz-cover-figure img {
    max-height: min(30dvh, 255px);
  }

  .quiz-cover-content .quiz-setup-grid {
    grid-template-columns: 1fr;
  }

  .quiz-cover-content [data-quiz-level-group] .quiz-segmented {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quiz-control-group {
    padding: 0.7rem;
  }

  .quiz-choice-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem;
  }

  .quiz-choice-card {
    min-height: 78px;
    padding: 0.75rem;
  }

  .quiz-cover-note {
    display: grid;
    margin-bottom: 0.65rem;
    padding: 0.75rem;
  }

  .quiz-hint {
    font-size: 0.86rem;
  }

  .quiz-benefits {
    gap: 0.4rem;
    margin-bottom: 0.85rem;
  }

  .quiz-benefits li {
    padding: 0.28rem 0.55rem;
    font-size: 0.74rem;
  }

  .quiz-learning-grid,
  .quiz-level-grid {
    grid-template-columns: 1fr;
  }

  .quiz-progress-row {
    margin-bottom: 0.6rem;
  }

  .quiz-progress-track {
    height: 10px;
  }

  .quiz-figure img {
    height: min(42dvh, 320px);
    max-height: none;
  }

  .quiz-app.is-answered .quiz-figure img {
    height: min(32dvh, 250px);
  }

  .quiz-round-meta {
    font-size: 0.7rem;
  }

  .quiz-question {
    font-size: 1.16rem;
    margin: 0.35rem 0 0.55rem;
  }

  .quiz-options {
    grid-template-columns: 1fr;
    gap: 0.48rem;
  }

  .quiz-option {
    min-height: 52px;
    padding: 0.62rem 0.8rem;
    font-size: 0.96rem;
    border-radius: 12px;
  }

  .quiz-option::before {
    width: 1.65rem;
    height: 1.65rem;
    font-size: 0.72rem;
  }

  .quiz-zoom-hint {
    right: 0.55rem;
    bottom: 0.55rem;
    font-size: 0.68rem;
  }

  .quiz-feedback {
    margin-top: 0.55rem;
    padding: 0.52rem 0.62rem;
  }

  .quiz-feedback-status {
    font-size: 0.84rem;
  }

  .quiz-feedback strong {
    font-size: 0.92rem;
  }

  .quiz-feedback-clue {
    margin-top: 0.28rem;
    font-size: 0.82rem;
  }

  .quiz-app.is-answered .quiz-option:not(.is-correct):not(.is-wrong) {
    display: none;
  }

  .quiz-play .quiz-actions {
    display: grid;
    grid-template-columns: 1fr;
    margin-top: 0.55rem;
  }

  .quiz-play .quiz-actions .action-button {
    width: 100%;
    justify-content: center;
    padding: 0.72rem 1rem;
    font-size: 1rem;
  }

  .quiz-results .quiz-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .quiz-results .quiz-actions .action-button {
    width: 100%;
    justify-content: center;
    padding: 0.72rem 1rem;
  }

  .quiz-progress-summary {
    gap: 0.35rem;
  }

  .quiz-progress-summary span {
    font-size: 0.74rem;
  }

  .quiz-review ul {
    gap: 0.45rem;
  }

  .quiz-review li {
    padding: 0.54rem 0.58rem;
  }

  .quiz-review-detail {
    grid-template-columns: 1fr;
    gap: 0.24rem;
  }

  .quiz-review-detail dd,
  .quiz-review-clue {
    font-size: 0.84rem;
  }

  .thematic-quiz-grid {
    grid-template-columns: 1fr;
  }

  .inline-vs-quiz {
    margin: 1rem 0 1.15rem;
    border-radius: 14px;
    padding: 0.85rem;
  }

  .inline-vs-quiz.is-mobile-fullscreen {
    position: fixed;
    inset: 0;
    z-index: 2500;
    width: 100vw;
    height: 100dvh;
    max-width: none;
    margin: 0;
    border: 0;
    border-radius: 0;
    padding: calc(env(safe-area-inset-top, 0px) + 0.8rem) 0.85rem calc(env(safe-area-inset-bottom, 0px) + 0.9rem);
    overflow-y: auto;
    overscroll-behavior: contain;
    box-shadow: none;
  }

  .inline-vs-quiz.is-mobile-fullscreen .inline-vs-quiz-close:not([hidden]) {
    display: grid;
    position: fixed;
    top: calc(env(safe-area-inset-top, 0px) + 0.55rem);
    right: 0.65rem;
  }

  .inline-vs-quiz-head {
    display: grid;
    gap: 0.65rem;
    margin-bottom: 0.8rem;
  }

  .inline-vs-quiz.is-mobile-fullscreen .inline-vs-quiz-head {
    gap: 0.45rem;
    margin-bottom: 0.65rem;
    padding-right: 2.9rem;
  }

  .inline-vs-quiz-head h2 {
    font-size: 1.18rem;
  }

  .inline-vs-quiz.is-mobile-fullscreen .inline-vs-quiz-head h2 {
    font-size: 1.05rem;
    line-height: 1.15;
    margin-bottom: 0;
  }

  .inline-vs-quiz.is-mobile-fullscreen.is-playing .inline-vs-quiz-head p:not(.quiz-kicker) {
    display: none;
  }

  .inline-vs-quiz-score {
    width: fit-content;
    font-size: 0.88rem;
  }

  .inline-vs-quiz.is-mobile-fullscreen .inline-vs-quiz-score {
    font-size: 0.82rem;
    padding: 0.32rem 0.55rem;
  }

  .inline-vs-quiz-stage,
  .inline-vs-quiz-options {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }

  .inline-vs-quiz.is-mobile-fullscreen .inline-vs-quiz-play {
    display: flex;
    min-height: 0;
    flex-direction: column;
  }

  .inline-vs-quiz.is-mobile-fullscreen .quiz-progress-row {
    margin-bottom: 0.5rem;
  }

  .inline-vs-quiz.is-mobile-fullscreen .inline-vs-quiz-stage {
    gap: 0.55rem;
  }

  .inline-vs-quiz-figure img {
    height: min(34dvh, 270px);
  }

  .inline-vs-quiz.is-mobile-fullscreen .inline-vs-quiz-figure img {
    height: min(37dvh, 300px);
  }

  .inline-vs-quiz.is-mobile-fullscreen.is-answered .inline-vs-quiz-figure img {
    height: min(27dvh, 220px);
  }

  .inline-vs-quiz.is-mobile-fullscreen .quiz-question {
    margin: 0.28rem 0 0.52rem;
    font-size: 1.12rem;
    line-height: 1.2;
  }

  .inline-vs-quiz .quiz-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .inline-vs-quiz .quiz-actions .action-button {
    width: 100%;
    justify-content: center;
  }

  .inline-vs-quiz.is-mobile-fullscreen .inline-vs-quiz-results {
    display: flex;
    min-height: calc(100dvh - 4.5rem);
    flex-direction: column;
    justify-content: center;
  }

  .quiz-result-score {
    font-size: 2.1rem;
  }

  .quiz-result-face {
    width: 2.65rem;
    height: 2.65rem;
    font-size: 1.35rem;
  }

  .quiz-result-hero {
    align-items: flex-start;
    gap: 0.6rem;
    margin-bottom: 0.35rem;
  }

  .quiz-result-hero h2 {
    font-size: 1.7rem;
    line-height: 1.08;
  }

  .quiz-result-average {
    background: rgba(255, 255, 255, 0.06);
  }

  .quiz-leaderboard {
    padding: 0.75rem;
  }

  .quiz-leaderboard-list li {
    grid-template-columns: 3.2rem minmax(0, 1fr) 3.5rem;
    gap: 0.45rem;
    padding: 0.45rem 0.5rem;
  }

  .quiz-leaderboard-form {
    grid-template-columns: 1fr;
  }

  .quiz-leaderboard-form .action-button {
    width: 100%;
  }

  /* Lightbox mobile adjustments */
  .quiz-lightbox {
    padding: 0;
  }

  .quiz-lightbox-img {
    max-width: 100vw;
    max-height: 100vh;
    border-radius: 0;
  }

  .artwork-zoom-shell::after {
    right: 0.55rem;
    bottom: 0.55rem;
    font-size: 0.7rem;
    opacity: 0.88;
    transform: none;
  }

  .artwork-lightbox {
    padding: 0;
  }

  .artwork-lightbox-img {
    max-width: 100vw;
    max-height: calc(100vh - 4rem);
    border-radius: 0;
  }

  .artwork-lightbox-caption {
    max-width: calc(100vw - 1.5rem);
    padding: 0 0.75rem;
    font-size: 0.78rem;
  }

  .artwork-reader-peek {
    right: 0.85rem;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 1rem);
    width: min(380px, calc(100vw - 1.7rem));
  }

  .artwork-reader-toggle {
    width: 62px;
    height: 62px;
    min-height: 62px;
    justify-content: center;
    gap: 0;
    padding: 0;
    border-width: 2px;
    background: rgba(251, 249, 244, 0.94);
  }

  .artwork-reader-thumb {
    width: 52px;
    height: 52px;
    flex-basis: 52px;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.86);
  }

  .artwork-reader-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .artwork-reader-panel {
    border-radius: 14px;
    padding: 0.62rem;
    max-height: min(62vh, 520px);
    overflow: auto;
  }

  .artwork-reader-image-button img {
    max-height: min(46vh, 360px);
  }

  .share-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
  }

  .blog-latest-item {
    grid-template-columns: 95px minmax(0, 1fr);
  }

  .blog-latest-item img {
    min-height: 100px;
  }

  .blog-latest-item-all {
    grid-template-columns: 1fr;
    padding-right: 0;
  }

  .blog-latest-item-all strong {
    padding: 0 1.05rem 1rem;
  }

  .art-card img {
    height: 180px;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    transition: none;
  }

  .reading-progress span {
    transition: none;
  }

  .quiz-choice-card,
  .quiz-streak-toast,
  .thematic-quiz-card {
    transition: none;
  }

  .artwork-zoom-shell::after,
  .artwork-lightbox,
  .artwork-lightbox-img,
  .artwork-lightbox-caption,
  .artwork-reader-peek {
    transition: none;
  }

  .art-card {
    transition: none;
  }
}

/* ── Table of Contents ──────────────────────────────── */
.toc {
  background: var(--bg-paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.6rem;
  margin: 1.2rem 0 0;
  box-shadow: 0 10px 24px rgba(28, 25, 19, 0.07);
}

.toc-title {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
}

.toc ol {
  margin: 0;
  padding-left: 1.4rem;
  display: grid;
  gap: 0.35rem;
}

.toc li {
  font-size: 0.95rem;
  line-height: 1.5;
}

.toc a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.toc a:hover {
  color: var(--accent-strong);
}

/* ── Search Trigger ─────────────────────────────────── */
.search-trigger-container {
  flex: 1;
  display: flex;
  justify-content: center;
  margin: 0 1rem;
}

.search-trigger {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.5rem 1rem;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.9rem;
  cursor: text;
  width: 100%;
  max-width: 300px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}

.search-trigger:hover {
  border-color: var(--accent-strong);
  color: var(--ink);
}

.search-key-hint {
  margin-left: auto;
  font-size: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.1rem 0.3rem;
  opacity: 0.6;
}

@media (max-width: 680px) {
  .search-trigger-container {
    flex: 0 0 auto;
    justify-content: flex-end;
    margin: 0 0.2rem 0 0.25rem;
  }

  .search-trigger {
    width: 40px;
    height: 40px;
    max-width: 40px;
    padding: 0;
    gap: 0;
    justify-content: center;
    cursor: pointer;
  }

  .search-trigger .search-icon {
    width: 18px;
    height: 18px;
  }

  .search-trigger-text,
  .search-key-hint {
    display: none;
  }
}

@media (max-width: 360px) {
  .nav-bar {
    gap: 0.4rem;
  }

  .logo {
    gap: 0;
  }

  .site-header .logo-mark {
    width: 32px;
    height: 32px;
  }

  .nav-toggle {
    min-width: 40px;
    width: 40px;
    padding: 0;
  }

  .search-trigger-container {
    margin-left: 0.1rem;
    margin-right: 0;
  }
}

/* ── FAQ Section ────────────────────────────────────── */
.faq-section {
  margin: 2rem 0;
}

.faq-section h2 {
  margin-bottom: 1rem;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 0.6rem;
  background: var(--bg-paper);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1rem 1.3rem;
  border: none;
  background: none;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  gap: 1rem;
  transition: color 0.2s ease;
}

.faq-question:hover {
  color: var(--accent-strong);
}

.faq-question::after {
  content: "+";
  font-size: 1.3rem;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.faq-item.is-open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.3rem;
}

.faq-item.is-open .faq-answer {
  max-height: 500px;
  padding: 0 1.3rem 1.2rem;
}

.faq-answer p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

/* ── Publication Date ───────────────────────────────── */
time {
  font-size: 0.85rem;
  color: var(--muted);
}

/* ── Dark Mode ──────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161410;
    --bg-paper: #1c1914;
    --ink: #e6e1d6;
    --muted: #b7ada0;
    --line: #3a3228;
    --accent: #d49c5d;
    --accent-strong: #eecba0;
    --accent-ink: #c2e0f0;
    --shadow: 0 18px 48px rgba(0, 0, 0, 0.4);
  }

  body::before {
    background:
      radial-gradient(1200px 520px at 12% -10%, rgba(30, 25, 20, 0.9), transparent 65%),
      radial-gradient(900px 420px at 90% 0%, rgba(25, 20, 15, 0.9), transparent 60%),
      linear-gradient(180deg, #161410 0%, #12100d 100%);
  }

  body::after {
    opacity: 0.07;
    background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 0);
  }

  img {
    filter: brightness(0.92) contrast(0.98);
  }

  .site-header {
    background: rgba(22, 20, 16, 0.9);
  }

  .brand-masthead {
    background:
      linear-gradient(90deg, rgba(34, 29, 22, 0.86), rgba(22, 20, 16, 0.64)),
      rgba(22, 20, 16, 0.86);
    border-bottom-color: rgba(58, 50, 40, 0.9);
  }

  .nav-links a[href*="quiz/artwork-quiz.html"] {
    background: var(--ink);
    color: var(--bg);
  }

  .nav-links a[href*="quiz/artwork-quiz.html"]:hover,
  .nav-links a[href*="quiz/artwork-quiz.html"]:focus {
    background: var(--accent-strong);
    color: var(--bg);
  }

  .nav-toggle {
    background: var(--bg-paper);
    color: var(--ink);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  }

  .nav-submenu-panel {
    background: rgba(28, 25, 20, 0.98);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.3);
  }

  .nav-submenu-panel a:hover,
  .nav-submenu-panel a:focus {
    background: rgba(212, 156, 93, 0.15);
  }

  .home-proof {
    background: rgba(28, 25, 20, 0.94);
    border-color: rgba(212, 156, 93, 0.28);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.2);
  }

  .home-proof p {
    border-color: rgba(212, 156, 93, 0.18);
  }

  .home-proof strong,
  .path-card h3,
  .home-feature h2,
  .hero-artwork figcaption strong {
    color: #f2eadc;
  }

  .home-proof span,
  .path-card p,
  .home-feature p,
  .feature-list,
  .hero-artwork figcaption,
  .quiz-mode-grid span {
    color: var(--muted);
  }

  .path-card {
    background: rgba(35, 30, 25, 0.78);
    border-color: rgba(212, 156, 93, 0.2);
  }

  .path-card-primary,
  .path-card:hover,
  .path-card:focus {
    background: rgba(28, 25, 20, 0.98);
    border-color: rgba(212, 156, 93, 0.42);
  }

  .home-feature,
  .hero-artwork {
    background: rgba(28, 25, 20, 0.98);
    border-color: rgba(212, 156, 93, 0.2);
  }

  .home-random-actions {
    background: rgba(28, 25, 20, 0.98);
    border-color: rgba(212, 156, 93, 0.2);
  }

  .quiz-mode-grid p {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(212, 156, 93, 0.18);
  }

  .quiz-mode-grid strong {
    color: #f2eadc;
  }

  .hero-card,
  .action-card,
  .art-card,
  .blog-latest-item,
  .summary-box,
  .faq-item,
  .quiz-panel,
  .share-box,
  .artwork-hero figure,
  .toc {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  }

  .action-card-quiz {
    background: linear-gradient(180deg, rgba(34, 30, 25, 0.95) 0%, rgba(28, 25, 20, 0.98) 100%);
    border-color: rgba(212, 156, 93, 0.25);
  }

  .home-inline-quiz {
    background: linear-gradient(180deg, rgba(34, 30, 25, 0.95) 0%, rgba(28, 25, 20, 0.98) 100%);
    border-color: rgba(212, 156, 93, 0.25);
  }

  .home-inline-quiz .quiz-figure {
    background:
      radial-gradient(circle at 50% 20%, rgba(212, 156, 93, 0.16), transparent 55%),
      rgba(18, 16, 13, 0.68);
    border-color: rgba(212, 156, 93, 0.2);
  }

  .home-inline-quiz .quiz-figure img {
    background: transparent;
  }

  .home-inline-quiz-setup-copy {
    background: rgba(212, 156, 93, 0.1);
    border-color: rgba(212, 156, 93, 0.22);
  }

  .action-button {
    background: var(--ink);
    color: var(--bg);
    border-color: var(--ink);
  }

  .action-button:hover,
  .action-button:focus {
    background: #fff;
    color: #000;
  }

  .action-button.is-secondary {
    background: transparent;
    color: var(--ink);
    border-color: var(--line);
  }

  .action-button.is-secondary:hover,
  .action-button.is-secondary:focus {
    color: var(--accent-strong);
    border-color: var(--accent-strong);
  }

  .random-card {
    background: rgba(30, 27, 22, 0.6);
  }

  .random-card-image-link {
    background:
      linear-gradient(135deg, rgba(212, 156, 93, 0.1), rgba(0, 0, 0, 0.16)),
      rgba(18, 16, 13, 0.88);
  }

  .tag,
  .filter-chip,
  .blog-latest-meta span {
    background: rgba(255, 255, 255, 0.06);
    color: var(--muted);
  }

  .filter-chip:hover,
  .filter-chip.is-active {
    background: var(--ink);
    color: var(--bg);
  }

  .filter-chip.is-active {
    border-color: var(--ink);
  }

  .related-card,
  .lens-card {
    background: rgba(35, 30, 25, 0.65);
  }

  .lens-card:hover {
    background: rgba(45, 40, 35, 0.75);
  }

  .quiz-option {
    background: rgba(255, 255, 255, 0.04);
  }

  .quiz-control-group,
  .quiz-choice-card,
  .quiz-score-pill,
  .quiz-figure,
  .quiz-learning-card,
  .quiz-level-card,
  .thematic-quiz-card {
    background: rgba(255, 255, 255, 0.04);
  }

  .quiz-choice-card.is-active,
  .quiz-streak-toast,
  .quiz-result-badge {
    background: rgba(212, 156, 93, 0.14);
  }

  .quiz-result-challenge {
    background: linear-gradient(135deg, rgba(212, 156, 93, 0.18), rgba(255, 255, 255, 0.05));
    border-color: rgba(212, 156, 93, 0.28);
    border-left-color: var(--accent);
  }

  .quiz-result-challenge > span {
    background: var(--accent);
    color: #111;
  }

  .quiz-leaderboard {
    background:
      linear-gradient(180deg, rgba(212, 156, 93, 0.12), rgba(255, 255, 255, 0.04));
    border-color: rgba(212, 156, 93, 0.24);
  }

  .quiz-leaderboard-head > strong,
  .quiz-leaderboard-list li.is-player {
    background: rgba(212, 156, 93, 0.14);
    border-color: rgba(212, 156, 93, 0.32);
  }

  .quiz-leaderboard-list li {
    background: rgba(255, 255, 255, 0.045);
  }

  .quiz-leaderboard-form input {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    color: #f2eadc;
  }

  .thematic-quiz-text-link {
    color: var(--accent);
  }

  .quiz-feedback.is-correct {
    background: rgba(53, 169, 100, 0.12);
  }

  .quiz-feedback.is-wrong {
    background: rgba(216, 81, 81, 0.12);
  }

  .quiz-feedback strong,
  .quiz-feedback-clue span,
  .quiz-review-detail dd,
  .quiz-review-clue span {
    color: #f2eadc;
  }

  .quiz-progress-summary span,
  .quiz-review li {
    background: rgba(255, 255, 255, 0.055);
    border-color: rgba(255, 255, 255, 0.12);
  }

  .quiz-progress-track {
    background: rgba(255, 255, 255, 0.12);
  }

  .quiz-figure img {
    background: rgba(255, 255, 255, 0.05);
  }

  .share-btn {
    background: transparent;
  }

  .pull-quote {
    background: rgba(255, 255, 255, 0.05);
  }

  .artwork-reader-toggle,
  .artwork-reader-panel {
    border-color: rgba(212, 156, 93, 0.34);
    background: rgba(28, 25, 20, 0.96);
    color: var(--ink);
  }

  .artwork-reader-thumb {
    border-color: rgba(212, 156, 93, 0.45);
    box-shadow: 0 0 0 2px rgba(22, 20, 16, 0.88);
  }

  .artwork-reader-icon-button,
  .artwork-reader-image-button {
    background: rgba(255, 255, 255, 0.06);
    color: var(--ink);
    border-color: rgba(212, 156, 93, 0.28);
  }

  .artwork-reader-image-button img {
    background: #12100d;
  }

  @media (max-width: 680px) {
    .nav-links {
      background: rgba(28, 25, 20, 0.98);
      box-shadow: -14px 0 36px rgba(0, 0, 0, 0.4);
    }
  }
}

/* ── Search Overlay ─────────────────────────────────── */
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(22, 20, 16, 0.6);
  backdrop-filter: blur(4px);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 5vh;
}

.search-overlay.is-active {
  opacity: 1;
  pointer-events: auto;
}

.search-modal {
  background: var(--bg-paper);
  width: 100%;
  max-width: 600px;
  max-height: 80vh;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(-20px);
  transition: transform 0.2s cubic-bezier(0.2, 0, 0.2, 1);
  margin: 1rem;
}

.search-overlay.is-active .search-modal {
  transform: translateY(0);
}

.search-header {
  padding: 1rem;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.search-input {
  flex: 1;
  font-family: var(--font-sans);
  font-size: 1.1rem;
  color: var(--ink);
  background: transparent;
  border: none;
  outline: none;
  padding: 0.5rem;
}

.search-input::placeholder {
  color: var(--muted);
  opacity: 0.7;
}

.search-close {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 4px;
}

.search-close:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--ink);
}

.search-results {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
  scroll-behavior: smooth;
}

.search-result-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem;
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  transition: background 0.15s ease;
}

.search-result-card:hover,
.search-result-card:focus {
  background: rgba(0, 0, 0, 0.04);
}

.search-result-image {
  width: 48px;
  height: 48px;
  border-radius: 4px;
  background: var(--line);
  object-fit: cover;
  flex-shrink: 0;
}

.search-result-content {
  flex: 1;
  min-width: 0;
}

.search-result-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-result-meta {
  font-size: 0.85rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.search-badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--line);
  font-weight: 600;
}

.search-empty {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--muted);
}

/* Dark Mode Search Overrides */
@media (prefers-color-scheme: dark) {
  .search-overlay {
    background: rgba(0, 0, 0, 0.8);
  }

  .search-close:hover {
    background: rgba(255, 255, 255, 0.1);
  }

  .search-result-card:hover,
  .search-result-card:focus {
    background: rgba(255, 255, 255, 0.08);
  }

  .search-badge {
    background: rgba(255, 255, 255, 0.1);
  }
}

/* ── Print Styles ───────────────────────────────────── */
@media print {
  :root {
    --bg: #fff;
    --ink: #000;
    --muted: #444;
    --line: #ccc;
  }

  body {
    background: #fff;
    color: #000;
  }

  body::before,
  body::after {
    display: none;
  }

  .site-header,
  .nav-toggle,
  .nav-overlay,
  .skip-link,
  .reading-progress,
  .artwork-lightbox,
  .artwork-reader-peek,
  .filter-stack,
  .action-grid,
  .footer,
  .share-box,
  .related-card,
  .home-categories,
  .reveal {
    display: none !important;
  }

  /* Force display for content that might be hidden by reveal class */
  main .reveal.is-visible,
  main .reveal {
    opacity: 1 !important;
    transform: none !important;
    display: block !important;
  }

  /* Hide interactive elements specifically */
  .random-actions,
  .quiz-actions,
  .faq-question::after {
    display: none !important;
  }

  .container {
    max-width: 100%;
    padding: 0;
    margin: 0;
  }

  h1 {
    font-size: 24pt;
    margin-bottom: 0.5rem;
  }

  h2 {
    font-size: 18pt;
    margin-top: 2rem;
    break-after: avoid;
  }

  p {
    font-size: 11pt;
    line-height: 1.5;
    orphans: 3;
    widows: 3;
  }

  a {
    text-decoration: underline;
    color: #000;
  }

  /* Optional: Show URL after links */
  main a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.85rem;
    color: #555;
  }

  /* Don't show URL for internal anchors or buttons turned into links */
  main a[href^="/"]::after,
  main a[href^="#"]::after,
  .action-button::after {
    content: "";
  }

  .artwork-hero figure {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  img {
    max-width: 100% !important;
    height: auto !important;
  }

  .article-grid {
    display: block;
  }

  aside {
    border-top: 2px solid #000;
    margin-top: 2rem;
    padding-top: 1rem;
  }

  .summary-box {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
    margin-bottom: 1rem;
  }

  .faq-answer {
    max-height: none !important;
    padding-bottom: 1rem;
    display: block !important;
  }

  .faq-item {
    break-inside: avoid;
    border: none;
    border-bottom: 1px solid #ccc;
  }

  .faq-question {
    padding-left: 0;
    pointer-events: none;
  }
}