:root {
  --cream: #fff8ef;
  --sand: #f5e9d2;
  --peel: #f2c14f;
  --orange: #e97a2c;
  --leaf: #2f7d4d;
  --berry: #c24b45;
  --ink: #2d2015;
  --muted: #6b5c49;
  --line: rgba(68, 45, 27, 0.12);
  --glass: rgba(255, 250, 240, 0.72);
  --glass-strong: rgba(255, 250, 240, 0.88);
  --shadow: 0 24px 70px rgba(56, 34, 12, 0.16);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shell: 1180px;
  --display: "Avenir Next", "Gill Sans", "Trebuchet MS", sans-serif;
  --body: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--body);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(242, 193, 79, 0.25), transparent 24%),
    radial-gradient(circle at top right, rgba(233, 122, 44, 0.18), transparent 22%),
    linear-gradient(180deg, #fffdf9 0%, var(--cream) 42%, #fbf1dc 100%);
  line-height: 1.6;
}

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

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: -999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  background: var(--ink);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  z-index: 30;
}

.shell {
  width: min(calc(100% - 2rem), var(--shell));
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 0.5rem;
  font: 700 0.78rem/1 var(--display);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--leaf);
}

.eyebrow-trail {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.eyebrow-trail__link {
  color: inherit;
  text-decoration: none;
}

.eyebrow-trail__link:hover,
.eyebrow-trail__link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 0.18rem;
}

.eyebrow-trail__divider {
  opacity: 0.58;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(255, 248, 239, 0.84);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand__mark {
  width: 3rem;
  height: 3rem;
}

.brand__name,
.brand__tag,
.hero h1,
.page-hero h1,
.section-heading h2,
.content-card h2,
.content-card h3,
.tool-shell h2,
.visual-card h3,
.quiz-question h3,
.quiz-summary h3 {
  font-family: var(--display);
}

.brand__lockup {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.brand__name {
  font-size: 1.1rem;
  font-weight: 800;
}

.brand__tag {
  font-size: 0.82rem;
  color: var(--muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-nav a {
  text-decoration: none;
  font-family: var(--display);
  font-size: 0.96rem;
}

.site-nav a[aria-current="page"] {
  color: var(--orange);
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  font: 700 0.95rem/1 var(--display);
  color: var(--ink);
}

.hero,
.page-hero {
  position: relative;
  overflow: clip;
}

.hero__media {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(120deg, rgba(45, 32, 21, 0.18), rgba(45, 32, 21, 0.46)),
    radial-gradient(circle at top left, rgba(255, 248, 239, 0.36), transparent 28%),
    url("/static/img/combination-background.jpg");
  background-size: cover;
  background-position: center;
}

.hero__grid,
.hero__grid--detail {
  position: relative;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1.05fr 1fr;
  padding: 4.2rem 0 4rem;
}

.hero__stack {
  position: relative;
  padding: 4.2rem 0 4rem;
}

.calculator-hero {
  position: relative;
  display: grid;
  gap: 1rem;
  padding: 4.2rem 0 4rem;
}

.hero__copy,
.hero__tool {
  position: relative;
  z-index: 1;
}

.hero__copy h1,
.page-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.3rem, 4.6vw, 4.4rem);
  line-height: 0.96;
}

.hero__copy {
  color: #fffaf0;
  background: rgba(56, 34, 14, 0.38);
}

.hero__lede,
.page-hero__content p,
.content-card p,
.tool-shell p,
.list-card__meta,
.stack-link,
.footer-list,
.site-footer p {
  color: var(--muted);
}

.hero__copy .hero__lede,
.hero__copy .eyebrow,
.hero__copy p {
  color: #fff7ed;
}

.hero__actions,
.result-card__actions,
.quiz-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.8rem 1.15rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font: 700 0.94rem/1 var(--display);
  cursor: pointer;
}

.button--accent {
  background: linear-gradient(135deg, var(--orange), #ff9c4f);
  color: #fffaf5;
  box-shadow: 0 18px 36px rgba(233, 122, 44, 0.28);
}

.button--ghost {
  background: rgba(255, 248, 239, 0.16);
  border-color: rgba(255, 248, 239, 0.28);
  color: inherit;
}

.text-link {
  color: var(--orange);
  text-decoration: none;
  font-family: var(--display);
  font-weight: 700;
}

.glass-card,
.content-card,
.list-card,
.quiz-review-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: var(--glass);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  border-radius: var(--radius-lg);
}

.glass-card--hero::before,
.content-card::before,
.list-card::before,
.quiz-review-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(240deg, rgba(255, 255, 255, 0.28) 0%, rgba(255, 255, 255, 0.08) 18%, rgba(255, 255, 255, 0) 40%),
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0) 50%);
  pointer-events: none;
}

.glass-card,
.content-card,
.quiz-review-card {
  padding: 1.4rem;
}

.glass-card--hero {
  padding: 1.6rem;
}

.tool-shell {
  display: grid;
  gap: 1rem;
  --field-label-row: 2.9rem;
  --field-input-row: 3.25rem;
  --field-help-row: 3.4rem;
}

.tool-shell--hero {
  display: flex;
  flex-direction: column;
}

.tool-shell__intro h2,
.content-card h2,
.content-card h3,
.section-heading h2,
.visual-card h3,
.quiz-question h3,
.quiz-summary h3 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  line-height: 1.05;
}

.tool-grid,
.tool-panels,
.card-grid,
.feature-grid,
.article-grid,
.site-footer__grid {
  display: grid;
  gap: 1rem;
}

.tool-toggle-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.tool-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
}

.tool-grid--two-fields {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tool-grid--one-field {
  grid-template-columns: minmax(0, 1fr);
}

.tool-shell--detail[data-mode="factorial"] .tool-grid--one-field {
  width: calc(50% - 0.5rem);
}

.tool-panels,
.feature-grid,
.article-grid,
.site-footer__grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.article-grid {
  align-items: start;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.72fr);
}

.article-grid--learn {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.46fr);
}

.article-stack,
.sidebar-stack,
.example-stack,
.stack-links,
.list-cards {
  display: grid;
  gap: 1rem;
}

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

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

.card-grid--tight {
  align-items: stretch;
}

.section-block {
  padding: 4rem 0;
}

.section-block--warm {
  background: linear-gradient(180deg, rgba(242, 193, 79, 0.12), rgba(255, 248, 239, 0));
}

.section-block--browse {
  padding-top: 0;
  padding-bottom: 2rem;
}

.section-block--pagination {
  padding-top: 0;
}

.page-hero {
  padding: 3.2rem 0 1rem;
}

.page-hero--compact {
  padding-bottom: 0;
}

.page-hero__content {
  max-width: 56rem;
}

.answer-type-links,
.archive-pagination,
.archive-pagination__pages {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.answer-type-links {
  justify-content: center;
}

.archive-pagination,
.archive-pagination__pages {
  justify-content: center;
  align-items: center;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field__input-row {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: var(--field-input-row);
}

.field__input-row .field__input {
  flex: 1 1 auto;
}

.field__suffix {
  flex: 0 0 auto;
  color: var(--ink);
  font: 800 2rem/1 var(--display);
}

.field__suffix--factorial {
  font-size: clamp(1.85rem, 2.5vw, 2.4rem);
}

.tool-grid > .field,
.tool-toggle-grid > .field {
  align-content: start;
  align-self: stretch;
  grid-template-rows:
    minmax(var(--field-label-row), auto)
    var(--field-input-row)
    minmax(var(--field-help-row), auto);
}

.field__label {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.08rem;
  line-height: 1.2;
  align-self: start;
}

.field__input {
  width: 100%;
  height: var(--field-input-row);
  min-height: var(--field-input-row);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(72, 53, 32, 0.18);
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  font: 700 1rem/1.2 var(--display);
  align-self: start;
}

.field__help,
.share-feedback,
.visual-card__note,
.quiz-empty {
  font-size: 0.92rem;
  color: var(--muted);
}

.tool-grid > .field > .field__help,
.tool-toggle-grid > .field > .field__help {
  align-self: start;
  line-height: 1.4;
}

.formula-panel {
  display: grid;
  gap: 0.45rem;
}

.formula-panel__headline,
.formula-panel__formula,
.formula-panel__rules {
  margin: 0;
}

.formula-panel__headline {
  font-family: var(--display);
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--ink);
}

.formula-panel__formula {
  font-family: var(--mono);
  font-size: 1.02rem;
  color: var(--ink);
}

.formula-panel__rules {
  color: var(--muted);
}

.result-card__value {
  margin: 0;
  font: 800 clamp(2rem, 4vw, 3.4rem)/1 var(--display);
  color: var(--ink);
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.result-card__phrase {
  margin-top: 0.75rem;
  font-size: 1.05rem;
  color: var(--ink);
}

.visualizer {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 2px;
  min-height: 166px;
}

.quiz-option-grid,
.quiz-form,
.quiz-results {
  display: grid;
  gap: 0.75rem;
}

.visualizer-pool,
.visualizer-sample {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
}

.visualizer-set {
  display: inline-flex;
  flex: 0 0 auto;
  width: fit-content;
  max-width: 100%;
  align-items: flex-start;
  padding: 2px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: var(--radius-md);
  background: transparent;
}

.visualizer-set--ring {
  display: grid;
  justify-content: center;
}

.visualizer-groups {
  display: flex;
  flex-wrap: wrap;
  max-width: 100%;
  gap: 2px;
}

.visualizer-group {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 2px;
  padding: 2px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: transparent;
}

.fruit-chip {
  display: grid;
  margin: 0;
  width: 34px;
  min-height: 34px;
  flex: 0 0 34px;
  justify-items: center;
  align-content: center;
  padding: 2px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.fruit-chip img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.fruit-chip figcaption {
  display: none;
}

.visualizer-ring {
  position: relative;
  width: min(100%, 240px);
  aspect-ratio: 1;
  margin: 0 auto;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: radial-gradient(circle, rgba(255,255,255,0.16) 0%, rgba(255,255,255,0.08) 58%, rgba(255,255,255,0.04) 59%, transparent 60%);
}

.visualizer-ring__slot {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  transform: rotate(var(--angle)) translateY(-40%) rotate(calc(var(--angle) * -1));
}

.circular-preview {
  display: block;
  width: 250px;
  height: 250px;
  max-width: 100%;
}

.visualizer-empty,
.formula-callout {
  margin: 0;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.54);
}

.visualizer-empty {
  flex: 1 1 100%;
}

.factorial-product {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.factorial-product--special {
  width: 100%;
  justify-content: center;
}

.factorial-product__term {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.factorial-product__operator,
.factorial-product__answer {
  color: var(--ink);
  font: 800 clamp(1.2rem, 2vw, 1.8rem)/1 var(--display);
}

.factorial-product__answer {
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.18);
}

.article-stack .visual-card .visualizer-set,
.article-stack .visual-card .visualizer-group,
.article-stack .visual-card .visualizer-ring,
.article-stack .visual-card .fruit-chip,
.article-stack .visual-card .factorial-product__answer {
  border-color: rgba(68, 45, 27, 0.42);
}

.work-list,
.plain-steps,
.plain-list,
.footer-list {
  margin: 0;
  padding-left: 1.15rem;
}

.work-list li,
.plain-steps li,
.plain-list li,
.footer-list li {
  margin-bottom: 0.7rem;
}

.list-card,
.stack-link {
  display: block;
  padding: 1rem 1.15rem;
  text-decoration: none;
}

.list-card__title,
.stack-link {
  font-family: var(--display);
  font-weight: 700;
}

.quiz-option {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.6);
}

.quiz-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

.quiz-question,
.quiz-summary,
.quiz-review-card {
  padding: 1.2rem;
  background: rgba(255, 252, 246, 0.86);
}

.quiz-links--review {
  margin-top: 1rem;
}

.content-card--wide {
  padding: 1.5rem;
}

.button--full {
  width: 100%;
}

.tool-footer-cta {
  margin-top: auto;
}

.hero-calculator-wrap {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
  width: min(100%, calc(var(--shell) * 0.9));
  margin: 0 auto;
  padding: clamp(1.35rem, 2vw, 2rem);
  color: #fff7ed;
  background:
    linear-gradient(160deg, rgba(112, 73, 42, 0.28), rgba(60, 37, 18, 0.2)),
    rgba(255, 248, 239, 0.04);
  border-color: rgba(255, 247, 237, 0.1);
}

.calculator-hero__main {
  width: 100%;
  margin: 0;
}

.calculator-hero__support {
  z-index: 1;
  display: grid;
  align-items: center;
  gap: 1rem;
  grid-template-columns: minmax(0, 1fr) auto;
  color: #fff7ed;
  background:
    linear-gradient(145deg, rgba(104, 67, 38, 0.28), rgba(60, 37, 18, 0.18)),
    rgba(255, 248, 239, 0.08);
  border-color: rgba(255, 247, 237, 0.12);
}

.calculator-hero__support-copy {
  display: grid;
  gap: 0.35rem;
}

.calculator-hero__support-copy p {
  margin: 0;
}

.calculator-hero__support .eyebrow,
.calculator-hero__support p {
  color: #fff1df;
}

.hero-calculator-wrap .hero__lede {
  color: #fff1df;
}

.hero-calculator-wrap h1 {
  margin: 0;
  font-size: clamp(2.3rem, 4.6vw, 4.4rem);
  line-height: 0.96;
  text-shadow: 0 12px 28px rgba(32, 17, 7, 0.35), 0 3px 8px rgba(32, 17, 7, 0.24);
}

.hero-calculator-wrap .tool-shell {
  flex: 1;
  --field-label-row: 3rem;
  --field-input-row: 4rem;
  --field-help-row: 3.6rem;
}

.hero-calculator-wrap .hero-tool-layout {
  display: grid;
  gap: 1rem;
}

.hero-calculator-wrap .hero-tool-layout {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-areas:
    "inputs settings"
    "result formula";
  align-items: stretch;
}

.hero-calculator-wrap .hero-tool-layout__inputs {
  grid-area: inputs;
}

.hero-calculator-wrap .hero-tool-layout__settings {
  grid-area: settings;
}

.hero-calculator-wrap .hero-tool-layout__result {
  grid-area: result;
  align-self: stretch;
}

.hero-calculator-wrap .hero-tool-layout__formula {
  grid-area: formula;
  align-self: stretch;
}

.hero-calculator-wrap .hero-tool-layout__inputs {
  grid-template-columns: 1fr;
}

.hero-calculator-wrap .hero-tool-layout__settings {
  grid-template-columns: 1fr;
}

.hero-calculator-wrap .tool-shell--hero .glass-card,
.hero-calculator-wrap .tool-shell--detail .glass-card {
  background: rgba(255, 248, 239, 0.31);
  border-color: rgba(255, 255, 255, 0.16);
}

.hero-calculator-wrap > .eyebrow,
.hero-calculator-wrap .tool-shell--hero .glass-card .eyebrow,
.hero-calculator-wrap .tool-shell--detail .glass-card .eyebrow {
  position: relative;
  z-index: 1;
  display: inline-flex;
  width: fit-content;
  justify-self: start;
  align-self: start;
  margin: 0 0 0.85rem;
  padding: 0.42rem 0.86rem 0.42rem 0.78rem;
  border-radius: 0 999px 999px 0;
  border-left: 3px solid #2fd08a;
  background: linear-gradient(135deg, #6b3b22, #4d2817);
  color: #fff3de;
  font-size: 1.08rem;
  box-shadow: 0 10px 24px rgba(48, 25, 12, 0.18);
}

.hero-calculator-wrap .tool-shell--hero .glass-card p,
.hero-calculator-wrap .tool-shell--hero .glass-card .field__help,
.hero-calculator-wrap .tool-shell--hero .glass-card .share-feedback,
.hero-calculator-wrap .tool-shell--detail .glass-card p,
.hero-calculator-wrap .tool-shell--detail .glass-card .field__help,
.hero-calculator-wrap .tool-shell--detail .glass-card .share-feedback {
  color: rgba(46, 31, 18, 0.92);
}

.hero-calculator-wrap .tool-shell--hero .glass-card .formula-panel__rules,
.hero-calculator-wrap .tool-shell--hero .glass-card .js-result-meaning,
.hero-calculator-wrap .tool-shell--detail .glass-card .formula-panel__rules,
.hero-calculator-wrap .tool-shell--detail .glass-card .js-result-meaning {
  color: rgba(46, 31, 18, 0.88);
}

.hero-calculator-wrap .field__label {
  font-size: 1.14rem;
  color: #fff8ef;
}

.hero-calculator-wrap .field__input {
  padding: 1rem 1.15rem;
  font-size: 1.18rem;
}

.hero-calculator-wrap .field__help {
  color: rgba(255, 241, 223, 0.86);
}

.hero-calculator-wrap .result-card {
  display: grid;
  justify-items: center;
  text-align: center;
}

.hero-calculator-wrap .result-card__actions {
  justify-content: center;
}

.hero-calculator-wrap .result-card__phrase,
.hero-calculator-wrap .js-result-meaning,
.hero-calculator-wrap .formula-panel {
  text-align: center;
}

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

.input-guide-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.54);
}

.input-guide-card h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.04rem;
}

.input-guide-card p {
  margin: 0.6rem 0 0;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.4rem 0 3rem;
  background: rgba(255, 252, 246, 0.82);
}

@media (max-width: 1024px) {
  .hero__grid,
  .hero__grid--detail,
  .hero-calculator-wrap .hero-tool-layout,
  .calculator-hero__support,
  .tool-toggle-grid,
  .feature-grid,
  .article-grid,
  .card-grid,
  .card-grid--sections,
  .site-footer__grid,
  .tool-grid,
  .tool-panels {
    grid-template-columns: 1fr;
  }

  .hero-calculator-wrap .hero-tool-layout {
    grid-template-areas:
      "inputs"
      "settings"
      "result"
      "formula";
  }

  .tool-shell--detail[data-mode="factorial"] .tool-grid--one-field {
    width: 100%;
  }

  .hero__copy {
    order: 1;
  }

  .hero__tool {
    order: 2;
  }
}

@media (max-width: 760px) {
  .site-header__inner {
    min-height: 4.5rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: calc(100% + 0.55rem);
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    border-radius: var(--radius-lg);
    background: rgba(255, 248, 239, 0.96);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .hero__grid,
  .hero__grid--detail,
  .hero__stack,
  .calculator-hero {
    padding-top: 2.8rem;
  }

  .hero__copy h1,
  .page-hero h1 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .glass-card,
  .content-card,
  .quiz-review-card,
  .quiz-summary {
    padding: 1.1rem;
  }

  .section-block {
    padding: 3rem 0;
  }
}