@charset "UTF-8";
:root {
  color-scheme: light;
  --paper:#fafaf7;
  --white:#fff;
  --ink:#202321;
  --muted:#626762;
  --line:#dedfd9;
  --blue:#2454da;
  --blue-dark:#173fae;
  --blue-pale:#eef2fd;
  --surface:#f0f1ec;
  --danger:#aa2d28;
  --radius:10px;
  font-family:
    Inter,
    "Helvetica Neue",
    Arial,
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    sans-serif;
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
button,
input,
textarea {
  font: inherit;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: not-allowed;
  opacity: .55;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
p,
h1,
h2,
h3,
h4 {
  margin: 0;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}
::selection {
  background: #dce5ff;
  color: var(--ink);
}
[hidden] {
  display: none !important;
}
.shell {
  width: min(1240px, calc(100% - 112px));
  margin-inline: auto;
}
.blue {
  color: var(--blue);
}
.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 100;
  background: var(--ink);
  color: #fff;
  padding: 12px;
}
.skip-link:focus {
  top: 10px;
}
.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.nav-row {
  min-height: 88px;
  display: flex;
  align-items: center;
  gap: 42px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 28px;
  letter-spacing: -1.6px;
  font-weight: 750;
  line-height: 1;
}
.brand img {
  border-radius: 8px;
}
.brand-period {
  color: var(--blue);
}
.main-nav {
  display: flex;
  gap: 28px;
  margin: auto;
  font-size: 13px;
  font-weight: 550;
}
.main-nav a:hover,
.text-link:hover,
.site-footer a:hover {
  color: var(--blue);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 25px;
  font-size: 13px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  min-height: 52px;
  padding: 13px 23px;
  border: 1px solid var(--blue);
  border-radius: 5px;
  background: var(--blue);
  color: #fff;
  font-weight: 650;
  line-height: 1.45;
  transition: background .18s, transform .18s;
}
.button:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  transform: translateY(-1px);
}
.button-small {
  min-height: 40px;
  padding: 10px 15px;
  gap: 18px;
  font-size: 13px;
}
.button-outline {
  background: transparent;
  color: var(--ink);
  border-color: #babeb8;
}
.button-outline:hover {
  background: var(--white);
  color: var(--blue);
  border-color: var(--blue);
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  font-weight: 600;
}
.eyebrow {
  font-size: 11px;
  letter-spacing: 1.6px;
  line-height: 1.7;
  font-weight: 650;
}
.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  margin-right: 6px;
}
.eyebrow-divider {
  margin-inline: 10px;
  color: #a5aaa2;
}
.hero {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 80px;
  padding-top: 66px;
  padding-bottom: 60px;
  align-items: center;
}
.hero-copy h1 {
  font-size: clamp(48px, 4.7vw, 70px);
  line-height: 1.19;
  letter-spacing: -3px;
  font-weight: 650;
  margin: 24px 0;
}
.hero-description {
  font-size: 16px;
  line-height: 1.9;
  color: var(--muted);
}
.hero-actions {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 28px;
}
.microcopy {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
  margin-top: 14px;
}
.hero-demo {
  position: relative;
  min-width: 0;
  scroll-margin-top: 30px;
  border: 1px solid var(--line);
  background: #f1f2ed;
  box-shadow: 0 18px 55px #27301e09;
}
.demo-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 17px 22px;
  border-bottom: 1px solid var(--line);
  font-size: 11px;
}
.demo-topline > span:first-child {
  display: flex;
  align-items: center;
  gap: 10px;
}
.mini-brand {
  font-size: 24px;
  font-weight: 800;
  line-height: 1;
  color: var(--blue);
  letter-spacing: -2px;
}
.demo-label {
  font-size: 10px;
  color: var(--muted);
  white-space: nowrap;
}
.demo-tabs {
  display: flex;
  border-bottom: 1px solid var(--line);
  padding: 0 20px;
  background: #f8f8f5;
}
.demo-tabs button {
  flex: 1;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 15px 5px 13px;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}
.demo-tabs button[aria-selected=true] {
  color: var(--blue);
  border-bottom-color: var(--blue);
  font-weight: 650;
}
.example-panel {
  padding: 24px 24px 0;
}
.source-sheet {
  position: relative;
  padding: 20px;
  background: var(--white);
  border: 1px solid #e0e2db;
  box-shadow: 3px 3px 0 #e7e9e1;
}
.source-topline {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 10px;
  color: var(--muted);
  margin-bottom: 14px;
}
.source-topline span:first-child {
  color: var(--ink);
  font-weight: 600;
}
.source-sheet > p {
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: .1px;
}
.source-caption {
  display: block;
  font-size: 9px;
  color: var(--muted);
  margin-top: 13px;
}
.user-question {
  font-size: 12px;
  margin: 24px 0 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.user-question > span:first-child {
  color: var(--blue);
  font-size: 23px;
  line-height: 1;
}
.ai-answer {
  border: 1px solid #ccd7f6;
  background: var(--white);
  padding: 22px;
  border-radius: 5px;
  box-shadow: 0 8px 20px #223e8405;
}
.ai-answer header {
  display: flex;
  gap: 9px;
  align-items: center;
  font-size: 12px;
  font-weight: 650;
}
.ai-icon {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  color: var(--blue);
  font-size: 24px;
}
.answer-scope {
  margin-left: auto;
  color: var(--muted);
  font-size: 9px;
  font-weight: 400;
}
.ai-answer h2 {
  font-size: 20px;
  line-height: 1.5;
  margin: 18px 0 10px;
  letter-spacing: -.5px;
}
.ai-answer > p {
  font-size: 13px;
  line-height: 1.85;
}
.ai-answer .answer-takeaway {
  margin-top: 12px;
  padding-left: 12px;
  border-left: 2px solid var(--blue);
  color: var(--muted);
  font-size: 12px;
}
.answer-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 21px;
  padding-top: 14px;
  border-top: 1px solid #edf0e9;
}
.source-button {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 0;
  padding: 2px 0;
  background: none;
  color: var(--blue);
  font-size: 10px;
  font-weight: 600;
}
.source-button span:first-child {
  display: inline-grid;
  place-items: center;
  width: 16px;
  height: 16px;
  border: 1px solid #cfdbfd;
  border-radius: 3px;
}
.answer-footer > span {
  font-size: 9px;
  color: var(--muted);
  text-align: right;
}
.source-detail {
  margin-top: 14px;
  padding: 12px;
  background: var(--blue-pale);
  font-size: 11px;
}
.source-detail p {
  margin-top: 5px;
}
.demo-footnote {
  padding: 17px 24px;
  font-size: 10px;
  color: var(--muted);
}
.demo-footnote > span {
  margin-right: 7px;
  color: var(--blue);
}
.promise-strip {
  border-block: 1px solid var(--line);
  background: var(--white);
}
.promise-strip .shell {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  padding-block: 23px;
}
.promise-strip p {
  font-size: 12px;
  font-weight: 500;
}
.promise-strip span {
  font-size: 10px;
  color: var(--blue);
  margin-right: 20px;
  font-variant-numeric: tabular-nums;
}
.section {
  padding-top: 105px;
  padding-bottom: 100px;
}
.section-heading .eyebrow,
.space-copy .eyebrow {
  color: var(--blue);
  margin-bottom: 20px;
}
h2 {
  font-size: clamp(30px, 3vw, 43px);
  line-height: 1.3;
  letter-spacing: -1.5px;
  font-weight: 600;
}
.section-heading > p:last-child {
  color: var(--muted);
  margin-top: 22px;
  max-width: 520px;
  font-size: 14px;
}
.workflow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  margin-top: 48px;
}
.workflow-item {
  border-top: 1px solid var(--line);
  padding-top: 22px;
  min-width: 0;
}
.step-number {
  font-size: 10px;
  letter-spacing: 1px;
  font-weight: 650;
}
.workflow-item h3 {
  font-size: 20px;
  letter-spacing: -.5px;
  margin-bottom: 12px;
}
.workflow-item > p {
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 310px;
}
.capture-example,
.question-example,
.return-example {
  height: 158px;
  display: flex;
  align-items: center;
  margin: 10px 0 16px;
}
.capture-corners {
  position: relative;
  width: 100%;
  padding: 22px 20px;
  background: #fff;
  border: 1px dashed #adb8d9;
}
.capture-corners > p {
  font-size: 16px;
}
.capture-corners > span {
  font-size: 10px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  margin-top: 13px;
}
.capture-corners > span > span {
  color: var(--blue);
}
.question-example {
  align-items: flex-start;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
}
.question-example span {
  padding: 7px 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 12px;
}
.question-example span:nth-child(2) {
  color: var(--blue);
  border-color: #c5d2f3;
  align-self: flex-end;
}
.return-example {
  gap: 20px;
}
.return-book {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--blue);
  color: white;
  padding: 12px 18px;
  width: 83px;
  height: 112px;
  box-shadow: inset 5px 0 0 #0002;
  font-size: 14px;
}
.return-book strong {
  font-size: 36px;
  font-weight: 500;
  line-height: 1.2;
}
.return-example > div {
  display: grid;
  gap: 7px;
}
.return-example small {
  font-size: 10px;
  color: var(--muted);
}
.return-example strong {
  font-size: 14px;
}
.return-example div > span {
  font-size: 10px;
  color: var(--muted);
}
.section-note {
  margin-top: 30px;
  font-size: 10px;
  color: var(--muted);
}
.space-section {
  background: #eef1f9;
  border-block: 1px solid #dce2ef;
  padding-block: 90px;
}
.space-pitch {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 80px;
  align-items: center;
}
.space-copy > p:not(.eyebrow):not(.microcopy) {
  margin-top: 22px;
  max-width: 370px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}
.plain-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 30px;
  display: grid;
  gap: 11px;
  font-size: 12px;
}
.plain-list span {
  color: var(--blue);
  margin-right: 10px;
}
.space-preview {
  background: #fafbfef0;
  border: 1px solid #d7ddea;
  box-shadow: 0 16px 50px #19285408;
}
.preview-toolbar {
  display: flex;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid #dce2ef;
  padding: 18px 22px;
  font-size: 11px;
}
.preview-toolbar .demo-label {
  margin-left: auto;
}
.preview-inner {
  padding: 36px;
}
.preview-inner > .eyebrow {
  color: var(--muted);
  font-size: 9px;
}
.preview-inner h3 {
  font-size: 21px;
  line-height: 1.6;
  margin: 10px 0 28px;
  letter-spacing: -.6px;
}
.preview-note {
  background: #fff;
  border: 1px solid #dce2ef;
  padding: 23px;
}
.preview-note > span {
  color: var(--muted);
  font-size: 9px;
}
.preview-note h4 {
  font-size: 14px;
  margin: 14px 0 10px;
}
.preview-note p {
  font-size: 12px;
  line-height: 1.9;
  color: var(--muted);
}
.preview-note > div {
  border-top: 1px solid #edf0f6;
  margin-top: 25px;
  padding-top: 12px;
  color: var(--blue);
  font-size: 9px;
}
.preview-note > div > span {
  display: block;
  color: var(--muted);
  margin-top: 3px;
}
.preview-caption {
  font-size: 10px;
  color: var(--muted);
  margin-top: 19px;
}
.trust-section {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 80px;
}
.faq-list details {
  border-top: 1px solid var(--line);
  padding: 23px 0;
}
.faq-list details:last-child {
  border-bottom: 1px solid var(--line);
}
.faq-list summary {
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 25px;
}
.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list summary:after {
  content: "+";
  font-weight: 400;
  color: var(--blue);
  font-size: 22px;
}
.faq-list details[open] summary:after {
  content: "\2212";
}
.faq-list details p {
  margin: 16px 28px 0 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.9;
}
.closing {
  border-top: 1px solid var(--line);
  padding-block: 55px 70px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.closing-mark {
  color: var(--blue);
  font-size: 105px;
  line-height: 1;
  font-weight: 300;
}
.closing .eyebrow {
  margin-bottom: 15px;
  color: var(--muted);
}
.closing h2 {
  font-size: 35px;
}
.closing > div:last-child {
  display: grid;
  justify-items: start;
  gap: 18px;
  margin-left: auto;
}
.closing .text-link {
  font-size: 12px;
}
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 30px;
  display: flex;
  align-items: center;
  gap: 25px;
}
.site-footer .brand {
  font-size: 23px;
}
.site-footer > p {
  font-size: 11px;
  color: var(--muted);
}
.site-footer > div {
  display: flex;
  gap: 23px;
  margin-left: auto;
  font-size: 10px;
  color: var(--muted);
}
@media (min-width: 1450px) {
  .hero {
    padding-top: 85px;
    padding-bottom: 80px;
  }
  .hero-copy h1 {
    font-size: 72px;
  }
}
@media (max-width: 1100px) {
  .shell {
    width: calc(100% - 64px);
  }
  .hero {
    gap: 36px;
  }
  .hero-copy h1 {
    font-size: 54px;
  }
  .hero-actions {
    gap: 18px;
  }
  .hero-actions > .text-link {
    font-size: 12px;
  }
  .space-pitch,
  .trust-section {
    gap: 44px;
  }
  .main-nav {
    gap: 18px;
  }
  .nav-row {
    gap: 20px;
  }
  .workflow-grid {
    gap: 25px;
  }
  .answer-scope {
    font-size: 8px;
  }
  .example-panel {
    padding: 20px 18px 0;
  }
  .ai-answer {
    padding: 18px;
  }
  .site-footer > p {
    display: none;
  }
}
@media (max-width: 800px) {
  .shell {
    width: calc(100% - 40px);
  }
  .nav-row {
    min-height: 74px;
  }
  .main-nav {
    display: none;
  }
  .nav-actions {
    margin-left: auto;
    gap: 20px;
  }
  .hero {
    padding-block: 42px 44px;
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-copy h1 {
    font-size: 62px;
    line-height: 1.16;
    letter-spacing: -3px;
  }
  .hero-copy h1 br:nth-of-type(2) {
    display: none;
  }
  .hero-description {
    font-size: 15px;
  }
  .hero-actions {
    margin-top: 24px;
  }
  .hero-demo {
    max-width: 600px;
    width: 100%;
    margin: auto;
  }
  .hero-copy {
    max-width: 600px;
    width: 100%;
    margin: auto;
  }
  .demo-topline {
    padding: 17px 20px;
  }
  .answer-scope {
    font-size: 9px;
  }
  .example-panel {
    padding: 23px 23px 0;
  }
  .ai-answer {
    padding: 23px;
  }
  .promise-strip .shell {
    gap: 14px;
  }
  .promise-strip p {
    font-size: 10px;
  }
  .promise-strip span {
    display: block;
    margin: 0 0 4px;
  }
  .section {
    padding-block: 65px;
  }
  .workflow-grid {
    grid-template-columns: 1fr;
    gap: 26px;
    margin-top: 35px;
  }
  .workflow-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 25px;
  }
  .workflow-item .step-number {
    grid-column: 1/-1;
  }
  .workflow-item > div {
    grid-column: 2;
    grid-row: 2/4;
    margin: 0;
    height: auto;
    min-height: 116px;
  }
  .workflow-item h3 {
    align-self: end;
    margin: 0;
    font-size: 18px;
  }
  .workflow-item > p {
    font-size: 12px;
  }
  .space-section {
    padding-block: 60px;
  }
  .space-pitch,
  .trust-section {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .space-copy > p:not(.eyebrow):not(.microcopy) {
    max-width: 500px;
  }
  .preview-inner {
    padding: 30px;
  }
  .closing {
    gap: 25px;
    flex-wrap: wrap;
  }
  .closing > div:last-child {
    margin-left: 0;
    width: 100%;
    padding-left: 80px;
  }
  .closing-mark {
    font-size: 70px;
  }
  .closing h2 {
    font-size: 30px;
  }
  .site-footer {
    flex-wrap: wrap;
    gap: 15px;
  }
  .site-footer > div {
    flex-wrap: wrap;
    gap: 15px;
  }
  .section-heading h2,
  .space-copy h2 {
    font-size: 34px;
  }
}
@media (max-width: 420px) {
  .shell {
    width: calc(100% - 32px);
  }
  .brand {
    font-size: 25px;
    gap: 6px;
  }
  .brand img {
    width: 29px;
  }
  .nav-actions {
    gap: 14px;
  }
  .button-small {
    padding: 9px 11px;
    gap: 10px;
    font-size: 11px;
  }
  .login-link {
    font-size: 12px;
  }
  .hero-copy h1 {
    font-size: 51px;
  }
  .hero-copy > .eyebrow {
    font-size: 9px;
    letter-spacing: .8px;
  }
  .eyebrow-divider {
    margin-inline: 7px;
  }
  .hero-actions {
    gap: 18px;
  }
  .hero-actions .button {
    gap: 18px;
    font-size: 13px;
  }
  .hero-actions .text-link {
    font-size: 11px;
  }
  .hero-description {
    font-size: 14px;
  }
  .microcopy {
    font-size: 10px;
  }
  .demo-topline {
    padding: 15px 14px;
    gap: 5px;
    font-size: 9px;
  }
  .demo-label {
    font-size: 8px;
  }
  .demo-tabs {
    padding-inline: 10px;
  }
  .demo-tabs button {
    font-size: 11px;
  }
  .example-panel {
    padding: 17px 14px 0;
  }
  .source-sheet {
    padding: 16px;
  }
  .source-sheet > p {
    font-size: 14px;
  }
  .ai-answer {
    padding: 17px;
  }
  .ai-answer h2 {
    font-size: 18px;
  }
  .ai-answer > p {
    font-size: 12px;
  }
  .answer-scope {
    font-size: 8px;
  }
  .ai-answer header {
    font-size: 11px;
    gap: 5px;
  }
  .demo-footnote {
    padding: 15px 14px;
    font-size: 9px;
  }
  .user-question {
    font-size: 11px;
    line-height: 1.8;
  }
  .source-topline {
    font-size: 9px;
  }
  .answer-footer {
    gap: 10px;
  }
  .answer-footer > span {
    max-width: 120px;
    font-size: 8px;
  }
  .promise-strip p {
    font-size: 9px;
  }
  .workflow-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .workflow-item > div {
    grid-column: 1;
    grid-row: auto;
    min-height: 140px;
    max-width: 340px;
  }
  .workflow-item h3 {
    margin-top: 5px;
  }
  .workflow-item > p {
    max-width: none;
  }
  .section-heading h2,
  .space-copy h2 {
    font-size: 31px;
  }
  .preview-inner {
    padding: 23px;
  }
  .preview-inner h3 {
    font-size: 19px;
  }
  .preview-note {
    padding: 19px;
  }
  .preview-note h4 {
    font-size: 13px;
  }
  .closing-mark {
    display: none;
  }
  .closing > div:last-child {
    padding-left: 0;
  }
  .site-footer > div {
    margin-left: 0;
    width: 100%;
    justify-content: space-between;
  }
  .faq-list summary {
    font-size: 14px;
  }
  .section-note {
    font-size: 9px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
}
@media (max-width: 800px) {
  .hero-copy h1 {
    font-size: 48px;
    letter-spacing: -2px;
  }
  .hero-copy h1 br:nth-of-type(2) {
    display: initial;
  }
}
@media (max-width: 420px) {
  .hero-copy h1 {
    font-size: 44px;
    line-height: 1.17;
  }
  .hero-copy h1 br:nth-of-type(2) {
    display: initial;
  }
}