:root {
  --paper: #f4f4f4;
  --ink: #202020;
  --muted: #686868;
  --line: #d2d2d2;
  --soft: #e8e8e8;
  scroll-behavior: smooth;
  scroll-padding-top: 28px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui,system-ui,sans-serif);
  -webkit-font-smoothing: antialiased;
}

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

button,a,summary {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,summary:focus-visible {
  outline: 3px solid #343434;
  outline-offset: 5px;
}

::selection {
  background: var(--soft);
  color: var(--ink);
}

.wrap {
  width: min(1240px,calc(100% - 96px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 20;
  padding: 12px;
  background: var(--ink);
  color: #fff;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: none;
}

.site-header {
  border-bottom: 1px solid var(--line);
  height: 104px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 23px;
  font-weight: 650;
  letter-spacing: -1px;
  white-space: nowrap;
}

.brand-icon {
  width: 40px;
  height: 40px;
}

.brand-dot {
  color: #202020;
}

.header-nav {
  display: flex;
  gap: 32px;
  font-size: 13px;
}

.header-nav a:hover,.text-link:hover,.site-footer>a:last-child:hover {
  color: #555555;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 13px 19px;
  font-size: 13px;
  font-weight: 550;
  transition: background .18s,transform .18s;
  white-space: nowrap;
}

.button:hover {
  transform: translateY(-2px);
}

.button-dark {
  background: var(--ink);
  color: #fff;
}

.button-dark:hover {
  background: #3b3b3b;
}

.button-light {
  background: var(--soft);
  color: var(--ink);
}

.button-light:hover {
  background: #f0f0f0;
}

.button-large {
  padding: 17px 25px;
  font-size: 15px;
}

.button>span {
  font-size: 19px;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 52px;
  align-items: center;
  padding-block: 74px 90px;
  min-height: 680px;
}

.eyebrow {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  line-height: 1.7;
  margin: 0 0 24px;
}

.hero-copy .eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
}

.small-spark {
  font-size: 22px;
  line-height: 1;
  color: #555555;
}

.hero h1 {
  font-size: clamp(35px,3.65vw,53px);
  line-height: 1.48;
  font-weight: 550;
  letter-spacing: -1.8px;
  margin: 0 0 25px;
  white-space: nowrap;
}

.accent-word {
  position: relative;
  border-bottom: 2px solid #626262;
  padding-bottom: 3px;
}

.hero-description {
  font-size: 14px;
  line-height: 2.1;
  color: var(--muted);
  margin: 0 0 29px;
}

.hero-actions {
  display: flex;
  gap: 24px;
  align-items: center;
}

.text-link {
  font-size: 12px;
  font-weight: 550;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  line-height: 1.7;
}

.entry-note {
  font-size: 10px;
  line-height: 1.9;
  color: var(--muted);
  margin: 17px 0 0;
}

.hero-footnote {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 11px;
  color: var(--muted);
  margin-top: 48px;
}

.line-mark {
  display: inline-block;
  width: 32px;
  height: 1px;
  background: #a9a9a9;
}

.workspace-figure {
  margin: 0;
  position: relative;
  padding: 24px 15px 48px 0;
  min-width: 0;
}

.preview-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 7px;
  letter-spacing: .8px;
  font-weight: 550;
  margin: 0 0 12px 3px;
  color: #737373;
}

.preview-topline>span:first-child {
  display: flex;
  align-items: center;
  gap: 6px;
}

.preview-topline i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #555555;
}

.workspace-preview {
  display: grid;
  grid-template-columns: 128px 1fr;
  background: #fff;
  border: 1px solid #b8b8b8;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 28px #20202008;
  min-height: 378px;
}

.preview-sidebar {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 22px 11px 14px;
  background: #f3f3f3;
  border-right: 1px solid #dddddd;
  font-size: 9px;
  min-width: 0;
}

.preview-brand {
  display: flex;
  gap: 6px;
  align-items: center;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: -.3px;
  margin: 0 2px 26px;
}

.preview-brand>span {
  font-size: 10px;
}

.preview-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 5px;
  color: #777777;
}

.preview-nav.selected {
  background: #e2e2e2;
  color: #202020;
}

.preview-nav-label {
  font-size: 7px;
  color: #808080;
  margin: 24px 10px 7px;
  letter-spacing: 1px;
}

.preview-course {
  display: flex;
  justify-content: space-between;
  padding: 7px 8px;
  font-size: 8px;
}

.preview-thread {
  font-size: 7px;
  margin-left: 18px;
  padding: 5px 3px;
  color: #727272;
}

.preview-user {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding: 25px 2px 0;
  font-size: 7px;
}

.avatar {
  display: grid;
  place-items: center;
  background: #e0e0e0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 9px;
}

.preview-main {
  padding: 22px 21px;
  min-width: 0;
}

.preview-page-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 7px;
  color: #777777;
  gap: 8px;
}

.preview-tag {
  border: 1px solid #d5d5d5;
  padding: 3px 5px;
  border-radius: 4px;
  font-size: 6px;
  white-space: nowrap;
}

.preview-main h2 {
  font-size: 18px;
  line-height: 1.6;
  font-weight: 550;
  margin: 24px 0 5px;
  letter-spacing: -.5px;
}

.preview-subtitle {
  color: #858585;
  font-size: 7px;
  margin: 0 0 19px;
}

.preview-material {
  padding: 9px;
  border: 1px solid #dedede;
  background: #fafafa;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-icon {
  color: #6a6a6a;
  font-size: 18px;
}

.preview-material div {
  display: grid;
  gap: 4px;
}

.preview-material strong {
  font-size: 8px;
  font-weight: 550;
}

.preview-material div>span {
  font-size: 6px;
  color: #858585;
}

.material-check {
  margin-left: auto;
  color: #555555;
  font-size: 10px;
}

.preview-question {
  background: #ededed;
  border-radius: 9px 9px 2px 9px;
  padding: 10px 12px;
  margin: 20px 0 15px 32px;
  font-size: 8px;
  text-align: right;
}

.preview-answer {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 8px;
  line-height: 1.9;
}

.ai-mark {
  color: #555555;
  font-size: 16px;
}

.preview-answer strong {
  font-size: 9px;
  font-weight: 550;
}

.preview-answer p {
  color: #6b6b6b;
  margin: 5px 0 9px;
}

.equation {
  background: #f4f4f4;
  border-left: 2px solid #a0a0a0;
  padding: 7px 9px;
  font-size: 7px;
}

.equation>span {
  margin: 0 8px;
  color: #777777;
}

.preview-composer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid #d5d5d5;
  border-radius: 6px;
  padding: 9px;
  margin-top: 20px;
  font-size: 7px;
  color: #898989;
}

.preview-composer>span:last-child {
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--ink);
  border-radius: 4px;
  width: 19px;
  height: 19px;
  font-size: 11px;
}

.schedule-note {
  position: absolute;
  right: -10px;
  bottom: 28px;
  display: flex;
  align-items: center;
  gap: 11px;
  background: #fafafa;
  border: 1px solid #cccccc;
  box-shadow: 0 8px 24px #20202008;
  padding: 14px 18px;
  border-radius: 9px;
}

.schedule-note-icon {
  display: grid;
  place-items: center;
  background: #e8e8e8;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  font-size: 22px;
  color: #555555;
}

.schedule-note>div {
  display: grid;
  gap: 4px;
}

.schedule-note strong {
  font-size: 10px;
  font-weight: 550;
}

.schedule-note div>span {
  font-size: 8px;
  color: #737373;
}

.workspace-figure figcaption {
  position: absolute;
  bottom: 0;
  left: 5px;
  font-size: 8px;
  color: #858585;
}

.connection-strip {
  border-block: 1px solid var(--line);
}

.connection-strip>.wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 24px;
  gap: 28px;
}

.connection-strip p {
  font-size: 11px;
  color: var(--muted);
  margin: 0;
}

.connection-strip .wrap>div {
  display: flex;
  align-items: center;
  gap: 38px;
  font-size: 13px;
  font-weight: 500;
}

.connection-strip b {
  font-size: 15px;
  font-weight: 400;
  color: #888888;
}

.section-space {
  padding-block: 96px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  margin-bottom: 42px;
}

.section-heading .eyebrow,.faq .eyebrow {
  margin-bottom: 16px;
}

.section-heading h2,.faq h2 {
  font-size: 34px;
  line-height: 1.55;
  letter-spacing: -1px;
  font-weight: 550;
  margin: 0;
}

.section-heading>p {
  font-size: 12px;
  line-height: 2;
  color: var(--muted);
  margin: 0 0 5px;
}

.learning-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  background: #fdfdfd;
  border: 1px solid #cccccc;
  border-radius: 10px;
  padding: 48px 55px;
}

.feature-number {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 1px;
  color: #686868;
  margin-bottom: 19px;
}

.feature-copy h3,.feature-pair h3 {
  font-size: 27px;
  line-height: 1.6;
  font-weight: 550;
  letter-spacing: -.6px;
  margin: 0 0 17px;
}

.feature-copy>p,.feature-pair article>p {
  font-size: 12px;
  line-height: 2.1;
  color: #686868;
  max-width: 390px;
  margin: 0;
}

.mode-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 22px;
  max-width: 330px;
}

.mode-list>span {
  font-size: 9px;
  background: #f7f7f7;
  border: 1px solid #d5d5d5;
  border-radius: 5px;
  padding: 5px 9px;
}

.course-demo {
  align-self: center;
  padding: 24px;
  background: #fafafa;
  border: 1px solid #d2d2d2;
  border-radius: 10px;
}

.course-demo-heading {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  margin-bottom: 20px;
}

.course-folder {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px;
  background: #eeeeee;
  border-radius: 6px;
  font-size: 11px;
}

.folder-label {
  font-size: 7px;
  margin-left: auto;
  color: #777777;
}

.course-threads {
  display: grid;
  gap: 4px;
  margin: 7px 0 14px 21px;
  border-left: 1px solid #d0d0d0;
  padding-left: 10px;
}

.course-threads>span {
  font-size: 10px;
  padding: 9px 12px;
  color: #777777;
}

.course-threads .active {
  background: #e5e5e5;
  border-radius: 5px;
  color: #2c2c2c;
}

.course-threads i {
  font-size: 7px;
  font-style: normal;
  float: right;
  padding-top: 2px;
}

.course-folder.secondary {
  background: transparent;
}

.course-demo>p {
  color: #7e7e7e;
  font-size: 9px;
  margin: 22px 0 0;
}

.feature-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
}

.feature-pair article {
  padding: 40px 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.schedule-feature {
  background: #fafafa;
}

.tools-feature {
  background: #fafafa;
}

.feature-pair article>p {
  color: #707070;
}

.agenda-demo {
  margin-top: 28px;
  background: #fff;
  border: 1px solid #d4d4d4;
  border-radius: 9px;
  padding: 9px 19px;
}

.agenda-demo>div {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
}

.agenda-demo>div+div {
  border-top: 1px solid #eeeeee;
}

.agenda-demo time {
  font-size: 10px;
  color: #777777;
  font-variant-numeric: tabular-nums;
  width: 33px;
}

.agenda-line {
  width: 3px;
  height: 31px;
  border-radius: 2px;
  background: #4a4a4a;
}

.agenda-line.tutorial {
  background: #999999;
}

.agenda-line.deadline {
  background: #c2c2c2;
}

.agenda-demo div>span:last-child {
  display: grid;
  gap: 5px;
}

.agenda-demo strong {
  font-size: 11px;
  font-weight: 550;
}

.agenda-demo small {
  font-size: 8px;
  color: #858585;
}

.demo-caption {
  display: block;
  font-size: 8px;
  color: #858585;
  margin-top: 8px;
}

.document-demo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  max-width: 335px;
  margin: 31px auto 0;
}

.demo-paper {
  grid-row: span 2;
  background: #ffffff;
  border: 1px solid #cccccc;
  border-radius: 5px;
  padding: 17px;
  box-shadow: 0 5px 10px #20202008;
}

.document-demo span {
  font-size: 7px;
  letter-spacing: 1px;
}

.demo-paper>span {
  color: #666666;
}

.demo-paper>strong {
  display: block;
  font-size: 19px;
  line-height: 1.75;
  margin-top: 23px;
  font-weight: 500;
}

.demo-paper i {
  display: block;
  width: 100%;
  height: 3px;
  background: #e3e3e3;
  margin-top: 13px;
}

.demo-paper i:last-child {
  width: 65%;
}

.demo-sheet {
  border: 1px solid #cccccc;
  background: #f3f3f3;
  border-radius: 5px;
  padding: 12px;
}

.demo-sheet>span {
  color: #707070;
}

.sheet-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  margin-top: 9px;
  border-top: 1px solid #d2d2d2;
  border-left: 1px solid #d2d2d2;
}

.sheet-grid>* {
  height: 15px;
  border-right: 1px solid #d2d2d2;
  border-bottom: 1px solid #d2d2d2;
  text-align: center;
  font-size: 7px;
  font-weight: 400;
}

.sheet-grid b {
  background: #e3e3e3;
}

.demo-slide {
  border: 1px solid #cccccc;
  background: #e9e9e9;
  border-radius: 5px;
  padding: 12px;
  color: #5f5f5f;
}

.demo-slide>strong {
  font-size: 14px;
  line-height: 1.5;
  display: block;
  position: relative;
  margin-top: 12px;
  font-weight: 500;
}

.demo-slide strong>span {
  position: absolute;
  right: 0;
  bottom: 0;
  font-size: 25px;
}

.community-feature {
  display: flex;
  align-items: center;
  gap: 25px;
  padding: 35px 5px 0;
}

.community-symbol {
  width: 52px;
  height: 52px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 26px;
  color: #686868;
  flex-shrink: 0;
}

.community-feature .feature-number {
  margin: 0 0 6px;
  font-size: 9px;
}

.community-feature h3 {
  font-size: 17px;
  line-height: 1.7;
  margin: 0;
  font-weight: 500;
}

.community-feature p {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.8;
  margin: 5px 0 0;
}

.community-end {
  font-size: 9px;
  letter-spacing: 1.2px;
  margin-left: auto;
  color: #808080;
}

.getting-started {
  background: #ebebeb;
  border-block: 1px solid var(--line);
}

.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 50px;
  margin: 0;
  padding: 0;
}

.steps li {
  border-top: 1px solid #c2c2c2;
  padding-top: 23px;
}

.step-number {
  font-size: 12px;
  color: #7a7a7a;
}

.steps h3 {
  font-size: 18px;
  font-weight: 500;
  margin: 25px 0 12px;
}

.steps p {
  font-size: 12px;
  line-height: 2;
  color: var(--muted);
  margin: 0;
  max-width: 300px;
}

.faq {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
}

.faq-items details {
  border-bottom: 1px solid var(--line);
}

.faq-items details:first-child {
  border-top: 1px solid var(--line);
}

.faq-items summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 25px 0;
  font-size: 14px;
  line-height: 1.7;
}

.faq-items summary::-webkit-details-marker {
  display: none;
}

.faq-items summary>span {
  color: #707070;
  font-size: 18px;
}

.faq-items details[open] summary>span {
  transform: rotate(45deg);
}

.faq-items details>p {
  margin: 0;
  padding: 0 32px 24px 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 2.1;
}

.closing-section {
  background: #202020;
  border-radius: 10px;
  padding: 57px 62px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 50px;
  overflow: hidden;
  color: #f4f4f4;
}

.closing-section .eyebrow {
  color: #bfbfbf;
  font-size: 9px;
}

.closing-section h2 {
  font-size: 38px;
  line-height: 1.5;
  letter-spacing: -1px;
  font-weight: 500;
  margin: 0 0 28px;
}

.closing-bridge {
  width: 40%;
  max-width: 400px;
  color: #bdbdbd;
  opacity: .6;
}

.site-footer {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-block: 37px 42px;
}

.footer-brand {
  font-size: 19px;
  gap: 0;
}

.site-footer p {
  font-size: 10px;
  color: #808080;
  margin: 0;
}

.site-footer>a:last-child {
  font-size: 11px;
  margin-left: auto;
}

@media(min-width:1500px) {
  .hero h1 {
    font-size: 53px;
  }
}

@media(max-width:1100px) {
  .wrap {
    width: calc(100% - 64px);
  }
  .hero {
    gap: 25px;
    padding-block: 60px 70px;
    min-height: 620px;
  }
  .hero h1 {
    font-size: 35px;
  }
  .hero-description {
    font-size: 12px;
  }
  .hero-actions {
    gap: 18px;
  }
  .hero-actions .text-link {
    font-size: 10px;
  }
  .workspace-preview {
    grid-template-columns: 98px 1fr;
  }
  .preview-sidebar {
    padding-inline: 7px;
  }
  .preview-main {
    padding: 20px 14px;
  }
  .preview-brand {
    font-size: 9px;
  }
  .preview-brand>span {
    font-size: 8px;
  }
  .preview-main h2 {
    font-size: 15px;
  }
  .preview-topline>span:last-child {
    display: none;
  }
  .schedule-note {
    padding: 12px;
    right: -5px;
  }
  .learning-feature {
    gap: 35px;
    padding: 36px;
  }
  .feature-pair article {
    padding: 32px;
  }
  .connection-strip .wrap>div {
    gap: 25px;
  }
  .faq {
    gap: 40px;
  }
  .folder-label {
    display: none;
  }
}

@media(max-width:800px) {
  .site-header {
    height: 87px;
    gap: 14px;
  }
  .brand {
    font-size: 21px;
  }
  .brand-icon {
    width: 34px;
    height: 34px;
  }
  .header-nav {
    display: none;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-block: 40px 55px;
  }
  .hero-copy {
    max-width: 570px;
  }
  .hero h1 {
    font-size: 45px;
  }
  .hero-description {
    font-size: 14px;
  }
  .hero-actions .text-link {
    font-size: 12px;
  }
  .hero-footnote {
    margin-top: 25px;
  }
  .workspace-figure {
    width: min(560px,100%);
    margin: 0 auto;
    padding-top: 14px;
  }
  .workspace-preview {
    grid-template-columns: 125px 1fr;
    min-height: 390px;
  }
  .preview-sidebar {
    padding: 24px 12px;
  }
  .preview-main {
    padding: 24px;
  }
  .preview-brand>span {
    font-size: 10px;
  }
  .preview-main h2 {
    font-size: 19px;
    margin-top: 26px;
  }
  .preview-answer {
    font-size: 9px;
  }
  .preview-subtitle {
    font-size: 8px;
  }
  .preview-question {
    font-size: 9px;
  }
  .schedule-note {
    right: 0;
  }
  .connection-strip>.wrap {
    display: block;
    padding-block: 22px;
  }
  .connection-strip p {
    margin-bottom: 17px;
  }
  .connection-strip .wrap>div {
    justify-content: space-between;
    gap: 10px;
    font-size: 12px;
  }
  .section-space {
    padding-block: 64px;
  }
  .section-heading {
    gap: 22px;
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 30px;
  }
  .section-heading h2,.faq h2 {
    font-size: 30px;
  }
  .section-heading>p {
    font-size: 12px;
  }
  .learning-feature {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 32px;
  }
  .feature-copy>p {
    max-width: none;
  }
  .mode-list {
    max-width: none;
  }
  .course-demo {
    width: 100%;
    max-width: 450px;
    margin: auto;
  }
  .folder-label {
    display: block;
  }
  .feature-pair {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
  }
  .feature-pair article>p {
    max-width: none;
  }
  .document-demo {
    min-height: 210px;
  }
  .community-end {
    display: none;
  }
  .steps {
    gap: 24px;
  }
  .steps h3 {
    font-size: 16px;
  }
  .steps p {
    font-size: 11px;
  }
  .faq {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .faq h2 br {
    display: none;
  }
  .closing-section {
    padding: 38px;
  }
  .closing-section h2 {
    font-size: 31px;
  }
  .closing-bridge {
    width: 40%;
  }
  .site-footer {
    gap: 18px;
  }
  .site-footer p {
    display: none;
  }
}

@media(max-width:480px) {
  .wrap {
    width: calc(100% - 36px);
  }
  .site-header {
    height: 80px;
    gap: 12px;
  }
  .brand {
    font-size: 19px;
    gap: 7px;
  }
  .brand-icon {
    width: 30px;
    height: 30px;
  }
  .header-entry {
    font-size: 11px;
    padding: 11px 12px;
    gap: 9px;
    border-radius: 6px;
  }
  .header-entry>span {
    font-size: 15px;
  }
  .hero {
    padding-block: 34px 40px;
    gap: 22px;
  }
  .eyebrow {
    font-size: 8px;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
  }
  .hero h1 {
    font-size: clamp(29px,8.4vw,39px);
    letter-spacing: -1px;
    margin-bottom: 22px;
  }
  .hero-description {
    font-size: 12px;
    line-height: 2;
  }
  .hero-actions {
    gap: 20px;
  }
  .button-large {
    font-size: 13px;
    padding: 14px 19px;
    gap: 20px;
  }
  .hero-actions .text-link {
    font-size: 10px;
    gap: 7px;
  }
  .entry-note {
    font-size: 9px;
    max-width: 300px;
  }
  .hero-footnote {
    font-size: 10px;
    margin-top: 26px;
  }
  .workspace-figure {
    padding-right: 5px;
    padding-bottom: 51px;
  }
  .preview-topline {
    font-size: 6px;
    letter-spacing: .7px;
  }
  .workspace-preview {
    grid-template-columns: 80px 1fr;
    min-height: 350px;
  }
  .preview-sidebar {
    padding: 17px 6px;
    font-size: 8px;
  }
  .preview-brand {
    gap: 3px;
    font-size: 8px;
    margin-bottom: 22px;
  }
  .preview-brand>span {
    font-size: 6px;
  }
  .preview-nav {
    padding: 8px 6px;
    gap: 5px;
  }
  .preview-nav-label {
    font-size: 6px;
    margin: 20px 6px 5px;
  }
  .preview-course {
    font-size: 7px;
    padding: 7px 5px;
  }
  .preview-thread {
    font-size: 6px;
    margin-left: 10px;
  }
  .preview-user {
    font-size: 6px;
    gap: 4px;
  }
  .avatar {
    width: 17px;
    height: 17px;
    font-size: 7px;
  }
  .preview-main {
    padding: 17px 12px;
  }
  .preview-page-head {
    font-size: 6px;
  }
  .preview-tag {
    font-size: 5px;
  }
  .preview-main h2 {
    font-size: 15px;
    letter-spacing: -.6px;
    margin: 23px 0 5px;
  }
  .preview-subtitle {
    font-size: 6px;
    line-height: 1.8;
    margin-bottom: 14px;
  }
  .preview-material {
    padding: 7px;
    gap: 5px;
  }
  .preview-material strong {
    font-size: 6px;
  }
  .preview-material div>span {
    font-size: 5px;
  }
  .preview-question {
    font-size: 7px;
    margin: 16px 0 13px 10px;
    padding: 9px;
  }
  .preview-answer {
    font-size: 7px;
    gap: 6px;
  }
  .preview-answer strong {
    font-size: 8px;
  }
  .preview-answer p {
    line-height: 1.9;
  }
  .equation {
    font-size: 6px;
    padding: 6px;
  }
  .equation>span {
    margin: 0 3px;
  }
  .preview-composer {
    font-size: 6px;
    margin-top: 15px;
    padding: 7px;
  }
  .schedule-note {
    padding: 11px;
    gap: 9px;
    bottom: 26px;
  }
  .schedule-note strong {
    font-size: 9px;
  }
  .schedule-note div>span {
    font-size: 7px;
  }
  .schedule-note-icon {
    width: 28px;
    height: 28px;
    font-size: 20px;
  }
  .workspace-figure figcaption {
    font-size: 7px;
  }
  .connection-strip p {
    font-size: 10px;
  }
  .connection-strip .wrap>div {
    font-size: 10px;
    gap: 5px;
  }
  .connection-strip b {
    font-size: 12px;
  }
  .section-space {
    padding-block: 53px;
  }
  .section-heading h2,.faq h2 {
    font-size: 28px;
  }
  .section-heading>p {
    font-size: 11px;
  }
  .desktop-break {
    display: none;
  }
  .learning-feature {
    padding: 26px 22px;
    border-radius: 12px;
  }
  .feature-copy h3,.feature-pair h3 {
    font-size: 25px;
  }
  .feature-copy>p,.feature-pair article>p {
    font-size: 11px;
  }
  .feature-number {
    font-size: 9px;
    margin-bottom: 15px;
  }
  .mode-list {
    gap: 6px;
  }
  .mode-list>span {
    font-size: 8px;
    padding: 5px 7px;
  }
  .course-demo {
    padding: 18px;
  }
  .folder-label {
    font-size: 6px;
  }
  .course-threads>span {
    font-size: 9px;
  }
  .feature-pair article {
    padding: 27px 23px;
    border-radius: 12px;
  }
  .agenda-demo {
    padding-inline: 14px;
  }
  .document-demo {
    max-width: 280px;
  }
  .community-feature {
    gap: 14px;
    padding-top: 26px;
  }
  .community-symbol {
    width: 40px;
    height: 40px;
    font-size: 22px;
  }
  .community-feature h3 {
    font-size: 14px;
  }
  .community-feature p {
    font-size: 10px;
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .steps li {
    padding-top: 18px;
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 8px 12px;
  }
  .step-number {
    grid-row: span 2;
    padding-top: 4px;
  }
  .steps h3 {
    margin: 0;
    font-size: 17px;
  }
  .steps p {
    font-size: 11px;
    max-width: none;
  }
  .faq-items summary {
    font-size: 12px;
    padding-block: 22px;
  }
  .faq-items details>p {
    font-size: 11px;
    padding-right: 15px;
  }
  .closing-section {
    padding: 32px 27px;
    position: relative;
    min-height: 290px;
  }
  .closing-section>div {
    position: relative;
    z-index: 1;
  }
  .closing-section .eyebrow {
    font-size: 7px;
    letter-spacing: 1px;
    max-width: 230px;
  }
  .closing-section h2 {
    font-size: 29px;
  }
  .closing-bridge {
    position: absolute;
    width: 180px;
    right: -35px;
    bottom: 35px;
    opacity: .22;
  }
  .site-footer {
    padding-block: 28px 32px;
    gap: 14px;
  }
  .footer-brand {
    font-size: 17px;
  }
  .site-footer>a:last-child {
    font-size: 10px;
  }
}

@media(prefers-reduced-motion:reduce) {
  :root {
    scroll-behavior: auto;
  }
  .button {
    transition: none;
  }
  .button:hover {
    transform: none;
  }
}