@import url("./navigation.css");

:root {
  color-scheme: light;
  --acf-blue-50: #eff6ff;
  --acf-blue-100: #dbeafe;
  --acf-blue-200: #bfdbfe;
  --acf-blue-500: #3b82f6;
  --acf-blue-600: #2563eb;
  --acf-blue-700: #1d4ed8;
  --acf-slate-950: #0f172a;
  --acf-slate-800: #1e293b;
  --acf-slate-700: #334155;
  --acf-slate-500: #475569;
  --acf-slate-400: #64748b;
  --acf-stone-50: #fafaf9;
  --acf-stone-100: #f5f5f4;
  --acf-stone-200: #e7e5e4;
  --acf-green-50: #ecfdf5;
  --acf-green-600: #047857;
  --acf-amber-600: #d97706;
  --acf-shell: 73.75rem;
  --acf-font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-family: var(--acf-font);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 20rem;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  background: #ffffff;
}

body {
  margin: 0;
  min-width: 20rem;
  overflow-x: hidden;
  background: #ffffff;
  color: var(--acf-slate-700);
  font-family: var(--acf-font);
  font-size: 1rem;
  line-height: 1.7;
}

button,
a {
  touch-action: manipulation;
}

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

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

h1,
h2,
h3,
p,
ul,
ol,
figure {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--acf-slate-950);
  font-weight: 700;
}

h1,
h2 {
  text-wrap: balance;
}

p,
li {
  text-wrap: pretty;
}

.acf-site__skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  min-height: 2.75rem;
  padding: 0.55rem 1rem;
  border-radius: 0.625rem;
  background: var(--acf-slate-950);
  color: #ffffff;
  transform: translateY(-200%);
}

.acf-site__skip-link:focus {
  transform: translateY(0);
}

.acf-site__sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.acf-site__shell {
  width: min(calc(100% - 3rem), var(--acf-shell));
  margin-inline: auto;
}

.acf-site__text-link {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  gap: 0.45rem;
  color: var(--acf-slate-800);
  font-size: 0.92rem;
  font-weight: 600;
}

.acf-site__text-link span {
  color: var(--acf-blue-600);
}

.acf-site__hero {
  padding: 5.25rem 0 3.25rem;
  background: #ffffff;
}

.acf-site__hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: center;
  gap: clamp(3rem, 6vw, 6.5rem);
}

.acf-site__hero-copy {
  padding-bottom: 1.4rem;
}

.acf-site__eyebrow,
.acf-site__section-index {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.15rem;
  color: var(--acf-blue-600);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.acf-site__hero h1 {
  max-width: 9.4em;
  margin-bottom: 1.5rem;
  font-size: clamp(2.7rem, 4vw, 3.4rem);
  line-height: 1.13;
  letter-spacing: -0.035em;
}

.acf-site__hero-lead {
  max-width: 35rem;
  margin-bottom: 1.55rem;
  color: var(--acf-slate-500);
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  line-height: 1.85;
}

.acf-site__proofs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.2rem;
  margin: 0 0 2rem;
  padding: 0;
  color: var(--acf-slate-700);
  font-size: 0.88rem;
  list-style: none;
}

.acf-site__proofs li {
  position: relative;
  padding-left: 1.05rem;
}

.acf-site__proofs li::before {
  position: absolute;
  top: 0.68rem;
  left: 0;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--acf-blue-500);
  content: "";
}

.acf-site__hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.acf-site__product-stage {
  position: relative;
  margin: 0;
}

.acf-site__shot-frame {
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: 1.25rem;
  background: #ffffff;
  box-shadow: 0 26px 60px rgba(15, 23, 42, 0.12), 0 2px 8px rgba(15, 23, 42, 0.07);
}

.acf-site__shot-bar {
  display: flex;
  align-items: center;
  height: 2.5rem;
  gap: 0.35rem;
  padding-inline: 0.9rem;
  background: #ffffff;
}

.acf-site__shot-bar span {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--acf-stone-200);
}

.acf-site__shot-bar em {
  margin-left: auto;
  color: var(--acf-slate-400);
  font-size: 0.68rem;
  font-style: normal;
}

.acf-site__shot-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center top;
  outline: 1px solid rgba(15, 23, 42, 0.06);
  outline-offset: -1px;
}

.acf-site__product-stage figcaption,
.acf-site__analysis-shot figcaption {
  margin-top: 0.7rem;
  color: var(--acf-slate-400);
  font-size: 0.74rem;
  text-align: right;
}

.acf-site__metrics {
  background: #ffffff;
}

.acf-site__metrics .acf-site__shell {
  padding-block: 2rem 1.35rem;
}

.acf-site__metrics ul {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.acf-site__metrics li {
  padding-inline: clamp(1rem, 3vw, 2.6rem);
  border-left: 1px solid var(--acf-stone-200);
}

.acf-site__metrics li:first-child {
  padding-left: 0;
  border-left: 0;
}

.acf-site__metrics strong,
.acf-site__metrics span {
  display: block;
}

.acf-site__metrics strong {
  margin-bottom: 0.15rem;
  color: var(--acf-slate-950);
  font-size: clamp(1.7rem, 2.8vw, 2.35rem);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
  letter-spacing: -0.028em;
}

.acf-site__metrics span {
  color: var(--acf-slate-500);
  font-size: 0.83rem;
}

.acf-site__metrics p {
  margin: 1rem 0 0;
  color: var(--acf-slate-400);
  font-size: 0.72rem;
  text-align: right;
}

.acf-site__section {
  padding-block: clamp(5rem, 9vw, 8rem);
  background: #ffffff;
}

.acf-site__module-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: clamp(2.5rem, 5vw, 5rem);
}

.acf-site__section-heading h2 {
  width: 100%;
  margin-bottom: 1.3rem;
  font-size: clamp(2rem, 3.2vw, 3rem);
  line-height: 1.18;
  letter-spacing: normal;
}

.acf-site__section-heading > p:not(.acf-site__section-index) {
  width: 100%;
  max-width: none;
  margin-bottom: 0;
  color: var(--acf-slate-500);
}

.acf-site__process-list {
  display: grid;
  align-content: space-between;
  height: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
}

.acf-site__process-list li {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: 1rem;
  padding: 1.15rem 0;
}

.acf-site__process-list li > span {
  display: grid;
  place-items: center;
  align-self: start;
  width: 2rem;
  height: 2rem;
  border-radius: 0.55rem;
  background: var(--acf-blue-50);
  color: var(--acf-blue-700);
  font-size: 0.78rem;
  font-weight: 700;
}

.acf-site__process-list h3 {
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.acf-site__process-list p {
  margin: 0;
  color: var(--acf-slate-500);
  font-size: 0.88rem;
  line-height: 1.7;
}

.acf-site__process-meta {
  display: block;
  margin-top: 0.35rem;
  color: var(--acf-blue-700);
  font-size: 0.72rem;
  font-weight: 600;
}

.acf-site__upload-demo {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(1.15rem, 2.5vw, 1.75rem);
  border: 1px solid var(--acf-stone-200);
  border-radius: 1.25rem;
  background: #ffffff;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

.acf-site__demo-topline,
.acf-site__file-row,
.acf-site__demo-footer,
.acf-site__status-board-head,
.acf-site__classwork-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.acf-site__demo-topline {
  padding-bottom: 1.15rem;
  color: var(--acf-slate-950);
  font-weight: 650;
}

.acf-site__demo-topline small {
  color: var(--acf-slate-400);
  font-weight: 500;
}

.acf-site__file-row {
  gap: 0.85rem;
  padding: 1.25rem 0;
}

.acf-site__file-icon {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 2.6rem;
  height: 2.9rem;
  border-radius: 0.55rem;
  background: var(--acf-green-50);
  color: var(--acf-green-600);
  font-size: 0.63rem;
  font-weight: 800;
}

.acf-site__file-row > div {
  min-width: 0;
  margin-right: auto;
}

.acf-site__file-row strong,
.acf-site__file-row small {
  display: block;
}

.acf-site__file-row strong {
  overflow: hidden;
  color: var(--acf-slate-800);
  font-size: 0.86rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.acf-site__file-row small {
  margin-top: 0.2rem;
  color: var(--acf-slate-400);
  font-size: 0.72rem;
}

.acf-site__status {
  flex: 0 0 auto;
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  background: var(--acf-green-50);
  color: var(--acf-green-600);
  font-size: 0.7rem;
  font-weight: 650;
}

.acf-site__table-preview {
  overflow: hidden;
  border: 1px solid var(--acf-stone-200);
  border-radius: 0.75rem;
  font-size: 0.74rem;
}

.acf-site__table-preview > div {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 0.7fr);
  min-width: 25rem;
}

.acf-site__table-preview span {
  padding: 0.65rem 0.7rem;
  color: var(--acf-slate-500);
}

.acf-site__table-preview .acf-site__table-head span {
  background: #ffffff;
  color: var(--acf-slate-700);
  font-weight: 650;
}

.acf-site__demo-footer {
  gap: 1rem;
  margin-top: auto;
  padding-top: 1rem;
  color: var(--acf-slate-500);
  font-size: 0.74rem;
}

.acf-site__demo-footer > span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.acf-site__demo-footer i {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--acf-green-600);
}

.acf-site__demo-footer em,
.acf-site__ai-result em {
  padding: 0.55rem 0.8rem;
  border-radius: 0.5rem;
  background: var(--acf-blue-600);
  color: #ffffff;
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 650;
}

.acf-site__capabilities {
  padding-top: 5rem;
}

.acf-site__section-heading {
  position: relative;
  display: block;
  padding-top: 1.85rem;
  margin-bottom: 3.5rem;
}

.acf-site__section-heading::before,
.acf-site__section-heading::after {
  position: absolute;
  top: 0;
  left: 0;
  content: "";
}

.acf-site__section-heading::before {
  width: 100%;
  height: 1px;
  background: var(--acf-stone-200);
}

.acf-site__section-heading::after {
  width: 3.75rem;
  height: 3px;
  background: var(--acf-blue-600);
}

.acf-site__feature-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: clamp(2.5rem, 5vw, 5rem);
  padding-block: clamp(3rem, 5vw, 4.5rem);
}

.acf-site__feature-row + .acf-site__feature-row {
  border-top: 1px solid var(--acf-stone-200);
}

.acf-site__capabilities .acf-site__section-heading + .acf-site__feature-row {
  padding-top: 0;
}

.acf-site__feature-row--status {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.acf-site__feature-copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-width: 0;
  padding-top: 1.25rem;
}

.acf-site__feature-copy h3 {
  margin-bottom: 1rem;
  font-size: clamp(1.65rem, 2.8vw, 2.5rem);
  line-height: 1.28;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.acf-site__feature-copy > p {
  color: var(--acf-slate-500);
}

.acf-site__feature-copy ul {
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.acf-site__feature-copy li {
  position: relative;
  padding: 0.42rem 0 0.42rem 1.1rem;
  color: var(--acf-slate-700);
  font-size: 0.9rem;
}

.acf-site__feature-copy li::before {
  position: absolute;
  top: 1.04rem;
  left: 0;
  width: 0.33rem;
  height: 0.33rem;
  border-radius: 50%;
  background: var(--acf-blue-500);
  content: "";
}

.acf-site__feature-number {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  margin-bottom: 1.15rem;
  border: 1px solid var(--acf-blue-200);
  border-radius: 50%;
  color: var(--acf-blue-700);
  font-size: 0.72rem;
  font-weight: 750;
}

.acf-site__analysis-shot {
  min-width: 0;
  margin: 0;
}

.acf-site__analysis-shot img {
  width: 100%;
  height: auto;
  aspect-ratio: 1.5 / 1;
  object-fit: cover;
  object-position: center top;
  border-radius: 1rem;
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.1);
  outline: 1px solid rgba(15, 23, 42, 0.09);
  outline-offset: -1px;
}

.acf-site__status-board,
.acf-site__classwork-demo {
  padding: clamp(1rem, 2.5vw, 1.6rem);
  border: 1px solid var(--acf-stone-200);
  border-radius: 1rem;
  background: #ffffff;
}

.acf-site__status-board-head,
.acf-site__classwork-head {
  margin-bottom: 0.8rem;
  padding: 0.2rem 0.2rem 1rem;
}

.acf-site__status-board-head strong,
.acf-site__classwork-head span {
  color: var(--acf-slate-950);
  font-size: 0.9rem;
  font-weight: 650;
}

.acf-site__status-board-head span,
.acf-site__classwork-head small {
  color: var(--acf-slate-400);
  font-size: 0.72rem;
}

.acf-site__exam-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.85rem;
  min-height: 4.5rem;
  padding: 0.75rem 0.2rem;
}

.acf-site__exam-item i {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
}

.acf-site__exam-item i.is-live {
  background: var(--acf-green-600);
}

.acf-site__exam-item i.is-draft {
  background: var(--acf-amber-600);
}

.acf-site__exam-item i.is-done {
  background: var(--acf-slate-400);
}

.acf-site__exam-item strong,
.acf-site__exam-item small {
  display: block;
}

.acf-site__exam-item strong {
  color: var(--acf-slate-800);
  font-size: 0.82rem;
}

.acf-site__exam-item small {
  margin-top: 0.15rem;
  color: var(--acf-slate-400);
  font-size: 0.7rem;
}

.acf-site__exam-item > span {
  color: var(--acf-blue-600);
  font-size: 0.72rem;
  font-weight: 600;
}

.acf-site__classwork-demo {
  box-shadow: 0 16px 42px rgba(15, 23, 42, 0.07);
}

.acf-site__classwork-task {
  display: grid;
  grid-template-columns: 2.25rem 1fr auto;
  align-items: center;
  gap: 0.8rem;
  min-height: 4.6rem;
  padding: 0.75rem 0.2rem;
}

.acf-site__classwork-task > span {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.6rem;
  background: var(--acf-blue-50);
  color: var(--acf-blue-700);
  font-size: 0.72rem;
  font-weight: 700;
}

.acf-site__classwork-task strong,
.acf-site__classwork-task small {
  display: block;
}

.acf-site__classwork-task strong {
  color: var(--acf-slate-800);
  font-size: 0.82rem;
}

.acf-site__classwork-task small {
  margin-top: 0.12rem;
  color: var(--acf-slate-400);
  font-size: 0.69rem;
}

.acf-site__classwork-task b {
  color: var(--acf-blue-600);
  font-size: 0.72rem;
  font-weight: 650;
}

.acf-site__analysis-showcase {
  padding-top: 5.5rem;
}

.acf-site__analysis-carousel {
  overflow: hidden;
  border: 1px solid var(--acf-stone-200);
  border-radius: 1.5rem;
  background: #ffffff;
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.08);
}

.acf-site__carousel-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 1.35rem;
  border-bottom: 1px solid var(--acf-stone-200);
  background: #ffffff;
}

.acf-site__carousel-toolbar > div {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.acf-site__carousel-toolbar strong {
  color: var(--acf-slate-950);
  font-size: 0.86rem;
}

.acf-site__carousel-toolbar span {
  color: var(--acf-slate-400);
  font-size: 0.73rem;
}

.acf-site__carousel-toolbar small {
  flex: 0 0 auto;
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--acf-blue-100);
  color: var(--acf-blue-700);
  font-size: 0.68rem;
  font-weight: 650;
}

.acf-site__carousel-stage {
  position: relative;
  background: #ffffff;
}

.js .acf-site__carousel-stage {
  display: block;
}

.js .acf-site__analysis-slide {
  display: none;
}

.js .acf-site__analysis-slide[data-active] {
  display: block;
  animation: acf-analysis-slide-in 240ms ease both;
}

@keyframes acf-analysis-slide-in {
  from {
    opacity: 0;
    transform: translateX(1rem);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.no-js .acf-site__analysis-slide + .acf-site__analysis-slide {
  border-top: 1px solid var(--acf-stone-200);
}

.acf-site__analysis-slide {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  background: #ffffff;
}

.acf-site__analysis-slide-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 25rem);
  align-items: end;
  gap: 2rem;
  min-height: 5.6rem;
  margin-bottom: 1.5rem;
}

.acf-site__analysis-slide-head span {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--acf-blue-700);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.acf-site__analysis-slide-head h3 {
  margin: 0;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.acf-site__analysis-slide-head > p {
  margin: 0;
  color: var(--acf-slate-500);
  font-size: 0.85rem;
  line-height: 1.75;
}

.acf-site__analysis-screen {
  min-height: 32rem;
  padding: clamp(1rem, 2vw, 1.5rem);
  border: 1px solid var(--acf-stone-200);
  background: #ffffff;
}

.acf-site__overview-screen {
  display: grid;
  grid-template-columns: minmax(15rem, 0.65fr) minmax(0, 1.5fr);
  grid-template-areas:
    "metrics trend"
    "summary summary";
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 1rem;
}

.acf-site__overview-screen .acf-site__analysis-metrics {
  grid-area: metrics;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 0;
}

.acf-site__overview-screen .acf-site__trend-card {
  display: flex;
  flex-direction: column;
  grid-area: trend;
}

.acf-site__overview-screen .acf-site__trend-card svg {
  margin-block: auto;
}

.acf-site__overview-screen .acf-site__analysis-summary {
  grid-area: summary;
  margin-top: 0;
}

.acf-site__analysis-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.acf-site__analysis-metrics article {
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--acf-stone-200);
  background: #ffffff;
}

.acf-site__analysis-metrics span,
.acf-site__analysis-metrics strong,
.acf-site__analysis-metrics small {
  display: block;
}

.acf-site__analysis-metrics span {
  color: var(--acf-slate-500);
  font-size: 0.72rem;
}

.acf-site__analysis-metrics strong {
  margin: 0.3rem 0 0.15rem;
  color: var(--acf-slate-950);
  font-size: clamp(1.35rem, 2.4vw, 1.8rem);
  font-variant-numeric: tabular-nums;
  line-height: 1.25;
}

.acf-site__analysis-metrics small {
  color: var(--acf-slate-400);
  font-size: 0.66rem;
}

.acf-site__analysis-metrics small.is-up {
  color: var(--acf-green-600);
}

.acf-site__trend-card,
.acf-site__distribution-card {
  margin: 0;
  padding: 1.1rem;
  border: 1px solid var(--acf-stone-200);
  background: #ffffff;
}

.acf-site__trend-card figcaption,
.acf-site__distribution-card figcaption,
.acf-site__panel-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.65rem;
}

.acf-site__trend-card figcaption strong,
.acf-site__distribution-card figcaption strong,
.acf-site__panel-title strong {
  color: var(--acf-slate-800);
  font-size: 0.82rem;
}

.acf-site__trend-card figcaption span,
.acf-site__distribution-card figcaption span,
.acf-site__panel-title span {
  color: var(--acf-slate-400);
  font-size: 0.68rem;
}

.acf-site__trend-card svg,
.acf-site__student-focus svg {
  display: block;
  width: 100%;
  height: auto;
}

.acf-site__chart-grid line {
  stroke: var(--acf-stone-200);
  stroke-width: 1;
}

.acf-site__chart-axis text,
.acf-site__chart-labels text {
  fill: var(--acf-slate-400);
  font-family: var(--acf-font);
  font-size: 12px;
}

.acf-site__chart-line {
  fill: none;
  stroke: var(--acf-blue-600);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 4;
}

.acf-site__chart-line--secondary {
  stroke: var(--acf-slate-400);
  stroke-dasharray: 8 8;
  stroke-width: 3;
}

.acf-site__chart-points circle {
  fill: #ffffff;
  stroke: var(--acf-blue-600);
  stroke-width: 3;
}

.acf-site__chart-legend,
.acf-site__subject-legend {
  display: flex;
  justify-content: flex-end;
  gap: 1.2rem;
  color: var(--acf-slate-400);
  font-size: 0.67rem;
}

.acf-site__chart-legend span,
.acf-site__subject-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.acf-site__chart-legend i,
.acf-site__subject-legend i {
  display: block;
  width: 1.2rem;
  height: 2px;
  background: var(--acf-blue-600);
}

.acf-site__chart-legend span:last-child i,
.acf-site__subject-legend span:last-child i {
  background: var(--acf-slate-400);
}

.acf-site__analysis-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1rem;
  border: 1px solid var(--acf-stone-200);
  background: #ffffff;
}

.acf-site__analysis-summary > span {
  display: block;
  padding: 0.85rem 1rem;
  border-left: 1px solid var(--acf-stone-200);
}

.acf-site__analysis-summary > span:first-child {
  border-left: 0;
}

.acf-site__analysis-summary small,
.acf-site__analysis-summary strong {
  display: block;
}

.acf-site__analysis-summary small {
  color: var(--acf-slate-400);
  font-size: 0.64rem;
}

.acf-site__analysis-summary strong {
  margin-top: 0.2rem;
  color: var(--acf-slate-800);
  font-size: 0.76rem;
}

.acf-site__distribution-screen,
.acf-site__subject-screen,
.acf-site__student-screen,
.acf-site__diagnosis-screen,
.acf-site__followup-screen {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(16rem, 0.75fr);
  align-items: stretch;
  gap: 1rem;
}

.acf-site__distribution-card,
.acf-site__level-card,
.acf-site__subject-chart,
.acf-site__subject-insight,
.acf-site__student-table-wrap,
.acf-site__student-focus,
.acf-site__question-type-card,
.acf-site__knowledge-card,
.acf-site__followup-list,
.acf-site__followup-focus {
  min-width: 0;
  height: 100%;
}

.acf-site__histogram {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: end;
  gap: clamp(0.6rem, 2vw, 1.5rem);
  height: 22.75rem;
  padding: 1.5rem 0.6rem 0;
  border-bottom: 1px solid var(--acf-stone-200);
}

.acf-site__histogram > div {
  display: grid;
  grid-template-rows: 1.5rem 1fr 2.2rem;
  align-items: end;
  height: 100%;
  text-align: center;
}

.acf-site__histogram b {
  color: var(--acf-slate-700);
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
}

.acf-site__histogram span {
  display: block;
  width: min(100%, 3.2rem);
  min-height: 0.8rem;
  margin-inline: auto;
  background: var(--acf-blue-500);
}

.acf-site__histogram > div:nth-child(1) span { height: 18%; }
.acf-site__histogram > div:nth-child(2) span { height: 29%; }
.acf-site__histogram > div:nth-child(3) span { height: 41%; }
.acf-site__histogram > div:nth-child(4) span { height: 82%; }
.acf-site__histogram > div:nth-child(5) span { height: 100%; background: var(--acf-blue-700); }

.acf-site__histogram small {
  padding-top: 0.65rem;
  color: var(--acf-slate-400);
  font-size: 0.66rem;
}

.acf-site__level-card,
.acf-site__subject-chart,
.acf-site__subject-insight,
.acf-site__student-table-wrap,
.acf-site__student-focus,
.acf-site__question-type-card,
.acf-site__knowledge-card,
.acf-site__followup-list,
.acf-site__followup-focus {
  padding: 1.15rem;
  border: 1px solid var(--acf-stone-200);
  background: #ffffff;
}

.acf-site__level-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
  padding: 0.65rem 0;
}

.acf-site__level-row > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}

.acf-site__level-row b,
.acf-site__level-row span {
  font-size: 0.72rem;
}

.acf-site__level-row b {
  color: var(--acf-slate-800);
}

.acf-site__level-row span,
.acf-site__level-row small {
  color: var(--acf-slate-400);
}

.acf-site__level-row em {
  display: block;
  height: 0.42rem;
  overflow: hidden;
  background: var(--acf-stone-100);
}

.acf-site__level-row em i {
  display: block;
  height: 100%;
  background: var(--acf-blue-500);
}

.acf-site__level-row.is-excellent em i { width: 37%; background: var(--acf-blue-700); }
.acf-site__level-row.is-good em i { width: 30.4%; }
.acf-site__level-row.is-pass em i { width: 26.1%; background: var(--acf-slate-400); }
.acf-site__level-row.is-follow em i { width: 6.5%; background: var(--acf-amber-600); }

.acf-site__level-row small {
  justify-self: end;
  font-size: 0.65rem;
}

.acf-site__level-card > p {
  margin: 1rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--acf-stone-200);
  color: var(--acf-slate-500);
  font-size: 0.74rem;
  line-height: 1.7;
}

.acf-site__subject-chart {
  padding-top: 2rem;
}

.acf-site__subject-axis {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 0 6.8rem 1rem 3.5rem;
  color: var(--acf-slate-400);
  font-size: 0.62rem;
  text-align: right;
}

.acf-site__subject-row {
  display: grid;
  grid-template-columns: 2.8rem minmax(8rem, 1fr) 3.8rem 3rem;
  align-items: center;
  gap: 0.75rem;
  min-height: 4.5rem;
}

.acf-site__subject-row > b,
.acf-site__subject-row > strong,
.acf-site__subject-row > small {
  font-size: 0.72rem;
}

.acf-site__subject-row > b {
  color: var(--acf-slate-700);
}

.acf-site__subject-row > strong {
  color: var(--acf-slate-950);
  font-variant-numeric: tabular-nums;
}

.acf-site__subject-row > small {
  color: var(--acf-green-600);
  font-variant-numeric: tabular-nums;
}

.acf-site__subject-row > small.is-down {
  color: var(--acf-amber-600);
}

.acf-site__subject-row > div {
  position: relative;
  height: 0.55rem;
  background: var(--acf-stone-100);
}

.acf-site__subject-row i {
  position: absolute;
  inset-block: 0;
  left: 0;
  background: var(--acf-blue-600);
}

.acf-site__subject-row em {
  position: absolute;
  top: -0.33rem;
  width: 2px;
  height: 1.2rem;
  background: var(--acf-slate-500);
}

.acf-site__subject-row.is-chinese i { width: 60.5%; }
.acf-site__subject-row.is-chinese em { left: 55.3%; }
.acf-site__subject-row.is-math i { width: 46.5%; }
.acf-site__subject-row.is-math em { left: 55%; }
.acf-site__subject-row.is-english i { width: 67%; }
.acf-site__subject-row.is-english em { left: 62.8%; }
.acf-site__subject-row.is-physics i { width: 53.3%; }
.acf-site__subject-row.is-physics em { left: 51.3%; }

.acf-site__subject-legend {
  margin-top: 2rem;
}

.acf-site__subject-insight {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.acf-site__subject-insight > span {
  color: var(--acf-blue-700);
  font-size: 0.68rem;
  font-weight: 700;
}

.acf-site__subject-insight h4 {
  margin: 0.55rem 0 0.8rem;
  color: var(--acf-slate-950);
  font-size: 1.25rem;
}

.acf-site__subject-insight p,
.acf-site__subject-insight li {
  color: var(--acf-slate-500);
  font-size: 0.74rem;
}

.acf-site__subject-insight p {
  margin-bottom: 1rem;
}

.acf-site__subject-insight ul {
  margin: 0 0 1.2rem;
  padding-left: 1.15rem;
}

.acf-site__subject-insight li {
  padding: 0.2rem 0;
}

.acf-site__subject-action {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.5rem 0.85rem;
  background: var(--acf-blue-600);
  color: #ffffff;
  font: 650 0.72rem/1 var(--acf-font);
}

.acf-site__subject-insight > .acf-site__subject-action {
  color: #ffffff;
}

.acf-site__student-table-wrap {
  overflow-x: auto;
}

.acf-site__student-table {
  min-width: 36rem;
  font-size: 0.72rem;
}

.acf-site__student-table > div {
  display: grid;
  grid-template-columns: 1.2fr repeat(4, 0.75fr) 0.9fr;
  align-items: center;
  min-height: 3.6rem;
  border-top: 1px solid var(--acf-stone-100);
}

.acf-site__student-table > div.is-head {
  min-height: 3rem;
  border-top: 0;
  color: var(--acf-slate-400);
  font-weight: 650;
}

.acf-site__student-table > div.is-focus {
  box-shadow: inset 3px 0 var(--acf-blue-600);
}

.acf-site__student-table span,
.acf-site__student-table strong {
  padding: 0.5rem 0.6rem;
  color: var(--acf-slate-500);
  font-variant-numeric: tabular-nums;
}

.acf-site__student-table strong {
  color: var(--acf-slate-950);
}

.acf-site__student-focus {
  display: flex;
  flex-direction: column;
}

.acf-site__student-focus > div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.acf-site__student-focus > div span {
  color: var(--acf-slate-800);
  font-size: 0.8rem;
  font-weight: 650;
}

.acf-site__student-focus > div small,
.acf-site__student-focus > p {
  color: var(--acf-slate-400);
  font-size: 0.67rem;
}

.acf-site__student-focus > strong {
  display: block;
  margin-top: 1.2rem;
  color: var(--acf-slate-950);
  font-size: 2rem;
  font-variant-numeric: tabular-nums;
}

.acf-site__student-focus > p {
  margin-bottom: 0.8rem;
}

.acf-site__student-focus svg {
  margin-block: auto;
}

.acf-site__student-focus ul {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.acf-site__student-focus li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--acf-slate-500);
  font-size: 0.7rem;
}

.acf-site__student-focus li b {
  color: var(--acf-slate-800);
}

.acf-site__question-type-head,
.acf-site__question-type-row {
  display: grid;
  grid-template-columns: 4.3rem minmax(8rem, 1fr) 4rem 3.5rem;
  align-items: center;
  gap: 0.75rem;
}

.acf-site__question-type-head {
  min-width: 29rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--acf-stone-200);
  color: var(--acf-slate-400);
  font-size: 0.65rem;
}

.acf-site__question-type-card {
  overflow-x: auto;
}

.acf-site__question-type-row {
  min-width: 29rem;
  min-height: 4.2rem;
  border-bottom: 1px solid var(--acf-stone-100);
}

.acf-site__question-type-row b,
.acf-site__question-type-row strong,
.acf-site__question-type-row small {
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
}

.acf-site__question-type-row b,
.acf-site__question-type-row strong {
  color: var(--acf-slate-800);
}

.acf-site__question-type-row small {
  color: var(--acf-green-600);
  text-align: right;
}

.acf-site__question-type-row small.is-down {
  color: var(--acf-amber-600);
}

.acf-site__question-type-row > span {
  display: block;
  height: 0.55rem;
  background: var(--acf-stone-100);
}

.acf-site__question-type-row > span i {
  display: block;
  height: 100%;
  background: var(--acf-blue-600);
}

.acf-site__question-type-row.is-choice > span i { width: 84.8%; }
.acf-site__question-type-row.is-blank > span i { width: 79.3%; }
.acf-site__question-type-row.is-answer > span i { width: 74.6%; }
.acf-site__question-type-row.is-complex > span i { width: 63.9%; }

.acf-site__question-type-card > p {
  min-width: 29rem;
  margin: 1rem 0 0;
  color: var(--acf-slate-500);
  font-size: 0.72rem;
}

.acf-site__knowledge-card {
  display: flex;
  flex-direction: column;
}

.acf-site__knowledge-highlight {
  padding: 1rem 0;
  border-block: 1px solid var(--acf-stone-200);
}

.acf-site__knowledge-highlight span,
.acf-site__knowledge-highlight strong,
.acf-site__knowledge-highlight small {
  display: block;
}

.acf-site__knowledge-highlight span {
  color: var(--acf-blue-700);
  font-size: 0.64rem;
  font-weight: 700;
}

.acf-site__knowledge-highlight strong {
  margin-top: 0.35rem;
  color: var(--acf-slate-950);
  font-size: 1.4rem;
}

.acf-site__knowledge-highlight small {
  margin-top: 0.2rem;
  color: var(--acf-slate-400);
  font-size: 0.68rem;
}

.acf-site__knowledge-card ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.acf-site__knowledge-card li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.55rem;
  border-bottom: 1px solid var(--acf-stone-100);
}

.acf-site__knowledge-card li span,
.acf-site__knowledge-card li b,
.acf-site__knowledge-card li small {
  display: block;
}

.acf-site__knowledge-card li b,
.acf-site__knowledge-card li > strong {
  color: var(--acf-slate-800);
  font-size: 0.72rem;
}

.acf-site__knowledge-card li small {
  margin-top: 0.12rem;
  color: var(--acf-slate-400);
  font-size: 0.63rem;
}

.acf-site__followup-list {
  overflow: hidden;
}

.acf-site__followup-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--acf-stone-200);
}

.acf-site__followup-filters span {
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--acf-stone-200);
  color: var(--acf-slate-500);
  font-size: 0.65rem;
}

.acf-site__followup-filters b {
  margin-left: 0.25rem;
  color: var(--acf-blue-700);
}

.acf-site__followup-table {
  overflow-x: auto;
}

.acf-site__followup-table > div {
  display: grid;
  grid-template-columns: 4.8rem minmax(10rem, 1fr) 5.2rem 4.2rem;
  align-items: center;
  min-width: 34rem;
  min-height: 3.45rem;
  border-bottom: 1px solid var(--acf-stone-100);
}

.acf-site__followup-table > div.is-head {
  min-height: 2.8rem;
  color: var(--acf-slate-400);
  font-size: 0.63rem;
  font-weight: 650;
}

.acf-site__followup-table > div.is-focus {
  box-shadow: inset 3px 0 var(--acf-blue-600);
}

.acf-site__followup-table strong,
.acf-site__followup-table span,
.acf-site__followup-table b,
.acf-site__followup-table small {
  padding: 0.45rem 0.55rem;
  font-size: 0.68rem;
  font-variant-numeric: tabular-nums;
}

.acf-site__followup-table strong,
.acf-site__followup-table b {
  color: var(--acf-slate-800);
}

.acf-site__followup-table span,
.acf-site__followup-table small {
  color: var(--acf-slate-500);
}

.acf-site__followup-table small.is-up {
  color: var(--acf-green-600);
}

.acf-site__followup-table small.is-down {
  color: var(--acf-amber-600);
}

.acf-site__followup-focus {
  display: flex;
  flex-direction: column;
}

.acf-site__followup-focus-value strong,
.acf-site__followup-focus-value span {
  display: block;
}

.acf-site__followup-focus-value strong {
  margin-top: 0.7rem;
  color: var(--acf-slate-950);
  font-size: 2rem;
  font-variant-numeric: tabular-nums;
}

.acf-site__followup-focus-value span {
  color: var(--acf-slate-400);
  font-size: 0.66rem;
}

.acf-site__followup-focus svg {
  display: block;
  width: 100%;
  height: auto;
  margin: 0.75rem 0;
}

.acf-site__followup-focus ul {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.acf-site__followup-focus li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--acf-slate-500);
  font-size: 0.68rem;
}

.acf-site__followup-focus li b {
  color: var(--acf-slate-800);
}

.acf-site__followup-focus > p {
  margin: auto 0 0;
  padding-top: 0.9rem;
  border-top: 1px solid var(--acf-stone-200);
  color: var(--acf-slate-500);
  font-size: 0.7rem;
  line-height: 1.65;
}

.acf-site__carousel-controls {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 1rem 1.35rem;
  border-top: 1px solid var(--acf-stone-200);
  background: #ffffff;
}

.no-js .acf-site__carousel-controls {
  display: none;
}

.acf-site__carousel-controls button {
  min-height: 2.5rem;
  border: 1px solid var(--acf-stone-200);
  background: #ffffff;
  color: var(--acf-slate-600, var(--acf-slate-500));
  font-family: var(--acf-font);
  cursor: pointer;
}

.acf-site__carousel-arrow {
  width: 2.5rem;
  padding: 0;
  font-size: 1rem;
}

.acf-site__carousel-dots {
  display: flex;
  gap: 0.35rem;
}

.acf-site__carousel-dots button,
.acf-site__carousel-auto {
  padding: 0.45rem 0.75rem;
  font-size: 0.7rem;
  font-weight: 650;
}

.acf-site__carousel-dots button[aria-current="true"] {
  border-color: var(--acf-blue-600);
  background: var(--acf-blue-600);
  color: #ffffff;
}

.acf-site__carousel-count {
  margin-left: auto;
  color: var(--acf-slate-400);
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
}

.acf-site__carousel-count b {
  color: var(--acf-slate-800);
}

.acf-site__analysis-note {
  margin: 0.75rem 0 0;
  color: var(--acf-slate-400);
  font-size: 0.7rem;
  text-align: right;
}

.acf-site__ai {
  padding-block: 5.5rem;
}

.acf-site__ai .acf-site__shell {
  padding: clamp(2rem, 5vw, 4.2rem);
  border: 1px solid var(--acf-stone-200);
  border-radius: 1.5rem;
  background: #ffffff;
}

.acf-site__ai-grid {
  align-items: stretch;
}

.acf-site__ai-points {
  display: grid;
  align-content: stretch;
  min-width: 0;
  margin: 0;
  padding: 0;
  border-block: 1px solid var(--acf-stone-200);
  list-style: none;
}

.acf-site__ai-points li {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  align-items: center;
  gap: 1rem;
  min-height: 5rem;
  border-bottom: 1px solid var(--acf-stone-200);
  background: #ffffff;
}

.acf-site__ai-points li:last-child {
  border-bottom: 0;
}

.acf-site__ai-points li > span {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border: 1px solid var(--acf-blue-200);
  border-radius: 50%;
  color: var(--acf-blue-700);
  font-size: 0.65rem;
  font-weight: 750;
}

.acf-site__ai-points strong,
.acf-site__ai-points small {
  display: block;
}

.acf-site__ai-points strong {
  color: var(--acf-slate-800);
  font-size: 0.86rem;
}

.acf-site__ai-points small {
  margin-top: 0.2rem;
  color: var(--acf-slate-400);
  font-size: 0.7rem;
}

.acf-site__ai-demo {
  overflow: hidden;
  height: 100%;
  border: 1px solid var(--acf-blue-100);
  border-radius: 1rem;
  background: #ffffff;
  box-shadow: 0 18px 44px rgba(37, 99, 235, 0.09);
}

.acf-site__ai-prompt {
  padding: clamp(1rem, 2.2vw, 1.5rem);
}

.acf-site__ai-prompt > span,
.acf-site__ai-result > span {
  color: var(--acf-slate-400);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.05em;
}

.acf-site__ai-prompt p {
  min-height: 4rem;
  margin: 0.7rem 0 1rem;
  color: var(--acf-slate-800);
  font-size: 0.88rem;
  line-height: 1.7;
}

.acf-site__ai-prompt > div {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.acf-site__ai-prompt small {
  padding: 0.28rem 0.5rem;
  border-radius: 0.4rem;
  background: var(--acf-stone-100);
  color: var(--acf-slate-500);
}

.acf-site__ai-prompt b {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  margin-left: auto;
  border-radius: 0.5rem;
  background: var(--acf-blue-600);
  color: #ffffff;
}

.acf-site__ai-result {
  padding: clamp(1rem, 2.2vw, 1.5rem);
}

.acf-site__ai-result ol {
  margin: 0.75rem 0 1.25rem;
  padding-left: 1.25rem;
  color: var(--acf-slate-700);
  font-size: 0.78rem;
}

.acf-site__ai-result li {
  padding: 0.25rem 0;
}

.acf-site__ai-result em {
  display: inline-flex;
}

.acf-site__privacy {
  padding-top: 6rem;
}

.acf-site__privacy-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.acf-site__privacy-list article {
  display: flex;
  flex-direction: column;
  padding: 2.2rem clamp(1.2rem, 3vw, 2.5rem);
  border-left: 1px solid var(--acf-stone-200);
}

.acf-site__privacy-list article:first-child {
  padding-left: 0;
  border-left: 0;
}

.acf-site__privacy-list article:last-child {
  padding-right: 0;
}

.acf-site__privacy-list span {
  color: var(--acf-blue-600);
  font-size: 0.7rem;
  font-weight: 700;
}

.acf-site__privacy-list h3 {
  margin: 1.4rem 0 0.65rem;
  font-size: 1.05rem;
}

.acf-site__privacy-list p {
  margin-bottom: 1.2rem;
  color: var(--acf-slate-500);
  font-size: 0.86rem;
}

.acf-site__privacy-list em {
  display: block;
  margin-top: auto;
  color: var(--acf-blue-700);
  font-size: 0.7rem;
  font-style: normal;
  font-weight: 650;
}

.acf-site__steps ol {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.acf-site__steps li {
  position: relative;
  padding-inline: 0.75rem;
  text-align: center;
}

.acf-site__steps li > span {
  position: relative;
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  margin: 0 auto 1.15rem;
  border: 1px solid var(--acf-blue-200);
  border-radius: 50%;
  background: #ffffff;
  color: var(--acf-blue-700);
  font-size: 0.65rem;
  font-weight: 750;
}

.acf-site__steps strong,
.acf-site__steps small {
  display: block;
}

.acf-site__steps strong {
  color: var(--acf-slate-800);
  font-size: 0.88rem;
}

.acf-site__steps small {
  margin-top: 0.35rem;
  color: var(--acf-slate-400);
  font-size: 0.72rem;
}

.acf-site__steps-note {
  display: flex;
  justify-content: center;
  gap: clamp(1.5rem, 5vw, 4rem);
  margin-top: 2.4rem;
  padding-top: 1.35rem;
  border-top: 1px solid var(--acf-stone-200);
  color: var(--acf-slate-500);
  font-size: 0.76rem;
}

.acf-site__steps-note b {
  margin-right: 0.55rem;
  color: var(--acf-slate-800);
}

.acf-site__docs {
  background: var(--acf-stone-50);
}

.acf-site__docs-directory {
  display: grid;
  grid-template-columns: minmax(17rem, 0.72fr) minmax(0, 1.28fr);
  overflow: hidden;
  border: 1px solid var(--acf-stone-200);
  border-radius: 1.25rem;
  background: #ffffff;
}

.acf-site__docs-intro {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border-right: 1px solid var(--acf-stone-200);
}

.acf-site__docs-intro > span {
  color: var(--acf-blue-700);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.acf-site__docs-intro h3 {
  max-width: 12em;
  margin: 0.75rem 0;
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.acf-site__docs-intro p {
  color: var(--acf-slate-500);
  font-size: 0.84rem;
}

.acf-site__docs-search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.5rem;
  margin: 1.5rem 0 0.9rem;
}

.acf-site__docs-search input,
.acf-site__docs-search button {
  min-height: 2.85rem;
  border-radius: 0.625rem;
  font: inherit;
}

.acf-site__docs-search input {
  min-width: 0;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--acf-stone-200);
  background: var(--acf-stone-50);
  color: var(--acf-slate-800);
  font-size: 0.82rem;
}

.acf-site__docs-search button {
  padding: 0.65rem 1rem;
  border: 0;
  background: var(--acf-blue-600);
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 650;
  cursor: pointer;
  transition: background-color 120ms ease-out, transform 120ms ease-out;
}

.acf-site__docs-search button:active,
.acf-site__docs-list a:active {
  transform: scale(0.98);
}

.acf-site__docs-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.acf-site__docs-list li + li {
  border-top: 1px solid var(--acf-stone-200);
}

.acf-site__docs-list a {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  min-height: 6rem;
  padding: 1rem 1.5rem;
  transition: background-color 120ms ease-out, transform 120ms ease-out;
}

.acf-site__docs-list a > span {
  color: var(--acf-blue-600);
  font-size: 0.7rem;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
}

.acf-site__docs-list strong,
.acf-site__docs-list small {
  display: block;
}

.acf-site__docs-list strong {
  color: var(--acf-slate-800);
  font-size: 0.9rem;
}

.acf-site__docs-list small {
  margin-top: 0.25rem;
  color: var(--acf-slate-400);
  font-size: 0.74rem;
}

.acf-site__docs-list em {
  color: var(--acf-slate-400);
  font-size: 0.68rem;
  font-style: normal;
  white-space: nowrap;
}

.acf-site__faq {
  padding-top: 5.5rem;
}

.acf-site__faq-heading {
  margin-bottom: 2.5rem;
}

.acf-site__faq-heading .acf-site__text-link {
  margin-top: 1rem;
}

.acf-site__faq-list details + details {
  margin-top: 0.25rem;
}

.acf-site__faq-list summary {
  position: relative;
  min-height: 4.5rem;
  padding: 1.35rem 3rem 1.35rem 0;
  color: var(--acf-slate-800);
  font-size: 0.95rem;
  font-weight: 650;
  cursor: pointer;
  list-style: none;
}

.acf-site__faq-list summary::-webkit-details-marker {
  display: none;
}

.acf-site__faq-list summary::before,
.acf-site__faq-list summary::after {
  position: absolute;
  top: 2.2rem;
  right: 0.35rem;
  width: 0.85rem;
  height: 1px;
  background: var(--acf-blue-600);
  content: "";
}

.acf-site__faq-list summary::after {
  transform: rotate(90deg);
}

.acf-site__faq-list details[open] summary::after {
  transform: rotate(0);
}

.acf-site__faq-list details p {
  max-width: none;
  margin: -0.35rem 0 1.45rem;
  padding-right: 3rem;
  color: var(--acf-slate-500);
  font-size: 0.88rem;
}

.acf-site__final-cta {
  padding: 1rem 0 6.5rem;
  background: #ffffff;
}

.acf-site__final-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--acf-stone-200);
  border-radius: 1.25rem;
  background: #ffffff;
}

.acf-site__final-grid span {
  color: var(--acf-blue-700);
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.06em;
}

.acf-site__final-grid h2 {
  margin: 0.65rem 0 0.5rem;
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.acf-site__final-grid p {
  margin-bottom: 0;
  color: var(--acf-slate-500);
}

.acf-site__footer {
  padding-block: 2.6rem calc(2.6rem + env(safe-area-inset-bottom));
  background: #ffffff;
}

.acf-site__footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 1.5rem 4rem;
}

.acf-site__footer .acf-site__brand {
  min-height: 2.5rem;
  font-size: 1rem;
}

.acf-site__footer p {
  margin: 0.45rem 0 0;
  color: var(--acf-slate-400);
  font-size: 0.76rem;
}

.acf-site__footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.25rem 1.5rem;
  color: var(--acf-slate-500);
  font-size: 0.8rem;
}

.acf-site__footer nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
}

.acf-site__copyright {
  grid-column: 1 / -1;
  padding-top: 1.2rem;
}

:focus-visible {
  outline: 3px solid var(--acf-blue-200);
  outline-offset: 3px;
}

@media (hover: hover) {
  .acf-site__text-link:hover,
  .acf-site__footer nav a:hover {
    color: var(--acf-blue-700);
  }

  .acf-site__faq-list summary:hover {
    color: var(--acf-blue-700);
  }

  .acf-site__docs-search button:hover {
    background: var(--acf-blue-700);
  }

  .acf-site__docs-list a:hover {
    background: var(--acf-blue-50);
  }
}

@media (min-width: 64rem) {
  .acf-site__section-heading h2 {
    white-space: nowrap;
  }
}

@media (max-width: 60rem) {
  .acf-site__hero {
    padding-top: 4rem;
  }

  .acf-site__hero-grid,
  .acf-site__module-grid {
    grid-template-columns: 1fr;
  }

  .acf-site__hero-copy {
    max-width: 46rem;
  }

  .acf-site__hero h1 {
    max-width: 12em;
  }

  .acf-site__product-stage {
    width: min(100%, 50rem);
  }

  .acf-site__feature-row,
  .acf-site__feature-row--status {
    gap: 3rem;
  }

  .acf-site__ai .acf-site__shell {
    width: min(calc(100% - 3rem), var(--acf-shell));
  }

  .acf-site__module-grid {
    gap: 2.5rem;
  }

}

@media (max-width: 47.99rem) {
  html {
    scroll-padding-top: 4.25rem;
  }

  .acf-site__shell {
    width: min(calc(100% - 2rem), var(--acf-shell));
  }

  .acf-site__hero {
    padding: 3.2rem 0 2.6rem;
  }

  .acf-site__hero-grid {
    gap: 3rem;
  }

  .acf-site__hero-copy {
    padding-bottom: 0;
  }

  .acf-site__hero h1 {
    margin-bottom: 1.25rem;
    font-size: clamp(2.35rem, 11vw, 3.15rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
  }

  .acf-site__hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.65rem;
  }

  .acf-site__shot-frame {
    border-radius: 0.9rem;
  }

  .acf-site__shot-frame img {
    aspect-ratio: 1.2 / 1;
    object-position: 28% top;
  }

  .acf-site__metrics .acf-site__shell {
    padding-block: 0.75rem 1rem;
  }

  .acf-site__metrics ul {
    grid-template-columns: repeat(2, 1fr);
  }

  .acf-site__metrics li {
    min-height: 6.2rem;
    padding: 1.15rem 0.75rem;
    border-left: 1px solid var(--acf-stone-200);
  }

  .acf-site__metrics li:nth-child(odd) {
    padding-left: 0;
    border-left: 0;
  }

  .acf-site__metrics p {
    text-align: left;
  }

  .acf-site__section {
    padding-block: 4.8rem;
  }

  .acf-site__section-heading h2 {
    font-size: clamp(1.85rem, 8.5vw, 2.45rem);
    white-space: normal;
  }

  .acf-site__upload-demo {
    overflow: hidden;
    padding: 1rem;
    border-radius: 0.9rem;
  }

  .acf-site__file-row {
    align-items: flex-start;
  }

  .acf-site__status {
    display: none;
  }

  .acf-site__table-preview {
    overflow-x: auto;
  }

  .acf-site__section-heading {
    display: block;
    padding-top: 1.45rem;
    margin-bottom: 2.5rem;
  }

  .acf-site__section-heading::after {
    width: 3rem;
  }

  .acf-site__section-heading h2 {
    margin-bottom: 1rem;
  }

  .acf-site__docs-directory {
    grid-template-columns: 1fr;
  }

  .acf-site__docs-intro {
    border-right: 0;
    border-bottom: 1px solid var(--acf-stone-200);
  }

  .acf-site__docs-list a {
    grid-template-columns: 1.75rem minmax(0, 1fr);
    gap: 0.75rem;
    min-height: 5.5rem;
    padding-inline: 1rem;
  }

  .acf-site__docs-list em {
    display: none;
  }

  .acf-site__feature-row,
  .acf-site__feature-row--status {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding-block: 3.2rem;
  }

  .acf-site__feature-row--status .acf-site__status-board {
    order: 2;
  }

  .acf-site__feature-row--status .acf-site__feature-copy {
    order: 1;
  }

  .acf-site__feature-copy h3 {
    font-size: 1.75rem;
  }

  .acf-site__feature-copy {
    padding-top: 0;
  }

  .acf-site__analysis-shot img {
    aspect-ratio: 1.1 / 1;
    object-position: 27% top;
  }

  .acf-site__analysis-carousel {
    border-radius: 1rem;
  }

  .acf-site__carousel-toolbar {
    align-items: flex-start;
    padding: 0.9rem 1rem;
  }

  .acf-site__carousel-toolbar > div {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.1rem;
  }

  .acf-site__analysis-slide {
    padding: 1rem;
  }

  .acf-site__analysis-slide-head {
    grid-template-columns: 1fr;
    gap: 0.65rem;
    min-height: 0;
  }

  .acf-site__analysis-slide-head h3 {
    font-size: 1.45rem;
  }

  .acf-site__analysis-screen {
    min-height: 0;
    padding: 0.75rem;
  }

  .acf-site__analysis-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
  }

  .acf-site__analysis-metrics article {
    padding: 0.8rem;
  }

  .acf-site__overview-screen {
    display: block;
  }

  .acf-site__overview-screen .acf-site__analysis-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 1rem;
  }

  .acf-site__overview-screen .acf-site__analysis-summary {
    margin-top: 1rem;
  }

  .acf-site__trend-card {
    overflow-x: auto;
  }

  .acf-site__trend-card svg {
    min-width: 36rem;
  }

  .acf-site__distribution-screen,
  .acf-site__subject-screen,
  .acf-site__student-screen,
  .acf-site__diagnosis-screen,
  .acf-site__followup-screen {
    grid-template-columns: 1fr;
  }

  .acf-site__analysis-summary {
    grid-template-columns: 1fr;
  }

  .acf-site__analysis-summary > span,
  .acf-site__analysis-summary > span:first-child {
    border-top: 1px solid var(--acf-stone-200);
    border-left: 0;
  }

  .acf-site__analysis-summary > span:first-child {
    border-top: 0;
  }

  .acf-site__histogram {
    height: 18rem;
    gap: 0.45rem;
    padding-inline: 0;
  }

  .acf-site__subject-chart {
    overflow-x: auto;
  }

  .acf-site__subject-axis,
  .acf-site__subject-row,
  .acf-site__subject-legend {
    min-width: 31rem;
  }

  .acf-site__carousel-controls {
    flex-wrap: wrap;
    padding: 0.85rem 1rem;
  }

  .acf-site__carousel-dots {
    order: 3;
    width: 100%;
  }

  .acf-site__carousel-dots button {
    flex: 1 1 0;
    min-width: 0;
    padding-inline: 0.35rem;
  }

  .acf-site__carousel-count {
    margin-left: auto;
  }

  .acf-site__carousel-auto {
    order: 2;
  }

  .acf-site__analysis-note {
    text-align: left;
  }

  .acf-site__exam-item,
  .acf-site__classwork-task {
    grid-template-columns: auto 1fr;
  }

  .acf-site__exam-item > span,
  .acf-site__classwork-task > b {
    display: none;
  }

  .acf-site__ai {
    padding-inline: 1rem;
  }

  .acf-site__ai .acf-site__shell {
    width: 100%;
    padding: 1.35rem;
    border-radius: 1rem;
  }

  .acf-site__ai-prompt p {
    min-height: 0;
  }

  .acf-site__privacy-list {
    grid-template-columns: 1fr;
  }

  .acf-site__privacy-list article,
  .acf-site__privacy-list article:first-child,
  .acf-site__privacy-list article:last-child {
    padding: 1.6rem 0;
    border-top: 1px solid var(--acf-stone-200);
    border-left: 0;
  }

  .acf-site__privacy-list article:first-child {
    border-top: 0;
  }

  .acf-site__privacy-list h3 {
    margin-top: 0.8rem;
  }

  .acf-site__steps ol {
    display: block;
  }

  .acf-site__steps li {
    display: grid;
    grid-template-columns: 2.1rem 1fr;
    gap: 0 1rem;
    min-height: 5.2rem;
    padding: 0;
    text-align: left;
  }

  .acf-site__steps li > span {
    grid-row: 1 / 3;
    margin: 0;
  }

  .acf-site__steps strong {
    align-self: end;
  }

  .acf-site__steps small {
    align-self: start;
  }

  .acf-site__steps-note {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.65rem;
  }

  .acf-site__faq-list summary {
    padding-right: 2.5rem;
  }

  .acf-site__faq-list details p {
    padding-right: 0;
  }

  .acf-site__final-cta {
    padding-bottom: 4.5rem;
  }

  .acf-site__final-grid {
    align-items: flex-start;
    flex-direction: column;
    padding: 1.5rem;
    border-radius: 1rem;
  }

  .acf-site__footer-grid {
    grid-template-columns: 1fr;
  }

  .acf-site__footer nav {
    justify-content: flex-start;
  }

  .acf-site__copyright {
    grid-column: auto;
  }
}

@media (max-width: 22rem) {
  .acf-site__shell {
    width: min(calc(100% - 1.5rem), var(--acf-shell));
  }

  .acf-site__hero h1 {
    font-size: 2.2rem;
  }

  .acf-site__proofs {
    display: block;
  }

  .acf-site__proofs li + li {
    margin-top: 0.35rem;
  }

  .acf-site__metrics strong {
    font-size: 1.5rem;
  }

  .acf-site__carousel-dots {
    gap: 0.2rem;
  }

  .acf-site__carousel-dots button {
    padding-inline: 0.2rem;
    font-size: 0.62rem;
  }

  .acf-site__ai-prompt > div {
    flex-wrap: wrap;
  }

  .acf-site__ai-prompt b {
    margin-left: 0;
  }

  .acf-site__analysis-metrics article {
    padding: 0.65rem;
  }

}

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

  .js .acf-site__analysis-slide[data-active] {
    animation-duration: 0.01ms;
  }
}