:root {
  color-scheme: light;
  --paper: #f7f3ec;
  --ink: #44343f;
  --muted: #756b70;
  --accent: #805b6c;
  --line: #ded7cf;
  --serif: Georgia, "Songti SC", "Noto Serif CJK SC", serif;
  --sans: Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 35px;
}
body {
  margin: 0;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible,
[tabindex="0"]:focus-visible {
  outline: 3px solid #956c91;
  outline-offset: 6px;
}
button:disabled {
  cursor: default;
}
[hidden] {
  display: none !important;
}
::selection {
  background: #dfc8d3;
}
p,
h1,
h2,
h3 {
  margin: 0;
}
p[data-i18n],
h2[data-i18n] {
  white-space: pre-line;
}
.wrap {
  width: min(1240px, calc(100% - 112px));
  margin-inline: auto;
}
.section {
  padding-block: 112px;
}
.eyebrow {
  font-size: 10px;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 2.1px;
  text-transform: uppercase;
}
.skip-link {
  position: fixed;
  z-index: 30;
  top: 8px;
  left: 16px;
  padding: 12px 18px;
  background: var(--ink);
  color: white;
  transform: translateY(-150%);
}
.skip-link:focus {
  transform: none;
}
.site-header {
  height: 112px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.wordmark {
  font: 38px/0.9 var(--serif);
  letter-spacing: -1.8px;
  display: inline-flex;
  align-items: center;
}
.wordmark svg {
  width: 24px;
  height: 24px;
  margin-right: 11px;
  transform: rotate(-12deg);
}
.brand-dot {
  color: #b58a7a;
}
.main-nav {
  display: flex;
  gap: 29px;
  margin-left: 45px;
  font-size: 12px;
}
.main-nav a {
  padding: 8px 0;
}
.main-nav a:hover,
.footer-links a:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 5px;
}
.header-actions {
  display: flex;
  gap: 24px;
  align-items: center;
}
.language-button {
  border: 0;
  background: none;
  padding: 9px 0;
  font-size: 12px;
  display: flex;
  gap: 7px;
  align-items: center;
}
.language-button span {
  font-size: 14px;
  color: var(--muted);
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  min-height: 56px;
  padding: 17px 25px;
  border-radius: 5px;
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 500;
  transition:
    background 0.2s,
    transform 0.2s;
  line-height: 1.5;
}
.button:hover {
  background: #69505e;
  transform: translateY(-2px);
}
.button > span:last-child {
  font-size: 19px;
  line-height: 1;
}
.button-small {
  min-height: 43px;
  padding: 11px 18px;
  gap: 22px;
  font-size: 11px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 15px;
  font-size: 12px;
  border-bottom: 1px solid #b8aaa9;
  padding-block: 8px;
  line-height: 1.6;
}
.text-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6.5%;
  align-items: center;
  padding-top: 45px;
  padding-bottom: 96px;
}
.hero-copy {
  padding-top: 12px;
  position: relative;
  z-index: 1;
}
.hero-copy .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
}
.tiny-star {
  color: #aa7b65;
  font-size: 20px;
}
.hero h1 {
  font: clamp(60px, 6.3vw, 87px) / 1.04 var(--serif);
  letter-spacing: -4.5px;
  margin: 24px 0 25px;
}
.hero h1 span,
.hero h1 em {
  display: block;
}
.hero h1 em {
  font-weight: 400;
  color: var(--accent);
}
.hero-description {
  max-width: 360px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--muted);
}
.hero-actions {
  display: flex;
  gap: 26px;
  align-items: center;
  margin-top: 31px;
  flex-wrap: wrap;
}
.hero-note {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 10px;
  margin-top: 21px;
  line-height: 1.7;
}
.status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #8a987c;
  flex-shrink: 0;
}
.hero-art {
  position: relative;
  padding: 20px 14px 38px 10px;
  min-width: 0;
}
.night-window {
  aspect-ratio: 6/7.1;
  border-radius: 260px 260px 5px 5px;
  overflow: hidden;
  position: relative;
  background: #6c6178;
  box-shadow: 0 25px 50px -25px #5c475425;
}
.nightscape {
  width: 100%;
  height: 100%;
  display: block;
}
.window-caption {
  position: absolute;
  bottom: 19px;
  left: 12px;
  right: 12px;
  text-align: center;
  font-size: 7px;
  letter-spacing: 2px;
  line-height: 1.5;
  color: #e5d6ca;
}
.orbit-label {
  position: absolute;
  right: -19px;
  top: 13%;
  font-size: 8px;
  letter-spacing: 2px;
  writing-mode: vertical-rl;
  z-index: 1;
  color: var(--muted);
}
.orbit-label span {
  margin-top: 19px;
  font-size: 18px;
}
.floating-note {
  position: absolute;
  bottom: 64px;
  left: -34px;
  right: 60px;
  display: flex;
  align-items: center;
  gap: 17px;
  padding: 21px;
  background: #fcfaf4f5;
  box-shadow: 0 12px 45px #3022381a;
  border: 1px solid #fff9;
  border-radius: 8px;
  backdrop-filter: blur(8px);
}
.note-icon {
  width: 48px;
  height: 55px;
  display: grid;
  place-items: center;
  font-size: 32px;
  border-radius: 26px 26px 4px 4px;
  background: #d9c9c3;
  color: #6c4d60;
  flex-shrink: 0;
}
.note-kicker {
  font-size: 7px;
  letter-spacing: 1.7px;
  color: var(--muted);
}
.floating-note p {
  font: 18px/1.35 var(--serif);
  margin-top: 6px;
  white-space: pre-line;
}
.sound-lines {
  display: flex;
  gap: 3px;
  align-items: center;
  margin-left: auto;
  padding-left: 7px;
}
.sound-lines i {
  width: 2px;
  height: 11px;
  background: #967a88;
  border-radius: 4px;
}
.sound-lines i:nth-child(2n) {
  height: 24px;
}
.sound-lines i:nth-child(3) {
  height: 34px;
}
.art-spark {
  position: absolute;
  color: #a88973;
}
.spark-one {
  font-size: 44px;
  left: 12px;
  top: 24px;
  transform: rotate(15deg);
}
.spark-two {
  font-size: 45px;
  right: -23px;
  bottom: 15px;
}
.intro-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.intro-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 34px;
  gap: 35px;
}
.intro-inner > p {
  font: 24px/1.5 var(--serif);
  letter-spacing: -0.3px;
}
.handwritten {
  font: italic 20px var(--serif);
  color: var(--accent);
  transform: rotate(-5deg);
  margin-left: auto;
}
.intro-inner svg {
  width: 75px;
  height: 42px;
  color: #a98a78;
  flex-shrink: 0;
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 48px;
}
.section-heading .eyebrow {
  margin-bottom: 14px;
  color: var(--accent);
}
h2 {
  font: 46px/1.15 var(--serif);
  letter-spacing: -1.7px;
  font-weight: 400;
}
.section-aside {
  font-size: 12px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 280px;
}
.experience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 11%;
  align-items: center;
}
.conversation-preview {
  background: #ede7e1;
  padding: 30px 30px 22px;
  border-radius: 6px;
  position: relative;
}
.preview-header {
  display: flex;
  align-items: center;
  gap: 11px;
  border-bottom: 1px solid #d9d0c8;
  padding-bottom: 21px;
  margin-bottom: 26px;
}
.companion-avatar {
  font: 25px var(--serif);
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #7c6573;
  color: #f9f2e7;
}
.preview-header strong {
  font: 18px var(--serif);
  display: block;
}
.preview-header div > span {
  font-size: 9px;
  color: var(--muted);
  display: block;
  margin-top: 4px;
}
.preview-star {
  margin-left: auto;
  font-size: 30px;
  color: #9f7f88;
}
.chat-bubble {
  padding: 16px 19px;
  font-size: 12px;
  line-height: 1.8;
  max-width: 85%;
  border-radius: 13px;
  margin-top: 14px;
}
.chat-bubble.user {
  background: #e0d2d9;
  margin-left: auto;
  border-bottom-right-radius: 3px;
}
.chat-bubble.companion {
  background: #fbf8f2;
  border-bottom-left-radius: 3px;
}
.chat-bubble.short {
  width: max-content;
}
.preview-disclaimer {
  font-size: 8px;
  line-height: 1.6;
  color: #7f7479;
  text-align: center;
  margin-top: 27px;
}
.experience-steps {
  display: grid;
  gap: 32px;
}
.experience-steps article {
  display: flex;
  gap: 25px;
}
.step-number {
  font: italic 18px var(--serif);
  color: #a48c81;
  padding-top: 3px;
}
.experience-steps h3 {
  font: 25px/1.3 var(--serif);
  letter-spacing: -0.5px;
  margin-bottom: 9px;
}
.experience-steps p {
  font-size: 12px;
  line-height: 1.9;
  color: var(--muted);
  max-width: 330px;
}
.worlds {
  background: #efebe4;
}
.world-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 26px;
}
.world-tabs button {
  display: flex;
  gap: 11px;
  align-items: center;
  border: 1px solid #d5ccc4;
  background: transparent;
  border-radius: 30px;
  padding: 11px 19px;
  font-size: 11px;
  line-height: 1.5;
  transition: background 0.2s;
}
.world-tabs button > span:first-child {
  font-size: 16px;
}
.world-tabs button:hover {
  background: #e8dfda;
}
.world-tabs button[aria-selected="true"],
.world-tabs button[aria-selected="true"]:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.world-panel {
  display: grid;
  grid-template-columns: 1.14fr 1fr;
  min-height: 380px;
  overflow: hidden;
  border: 1px solid #ded4cb;
  border-radius: 6px;
  background: var(--paper);
}
.world-art {
  display: grid;
  background: #b2b9ad;
  min-width: 0;
}
.world-illustration {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 360px;
}
.world-copy {
  padding: 47px 50px;
  align-self: center;
}
.world-index {
  font-size: 9px;
  letter-spacing: 1.9px;
  color: var(--accent);
}
.world-copy h3 {
  font: 38px/1.15 var(--serif);
  letter-spacing: -1px;
  margin: 21px 0 17px;
  white-space: pre-line;
}
.world-copy > p {
  font-size: 12px;
  line-height: 1.9;
  color: var(--muted);
  max-width: 330px;
}
.world-copy > p.world-mood {
  font: italic 15px/1.6 var(--serif);
  color: #8b6b75;
  margin-block: 17px 20px;
}
.world-disclaimer {
  font-size: 10px;
  color: var(--muted);
  line-height: 1.8;
  margin-top: 18px;
}
.quiet-section {
  text-align: center;
  max-width: 760px;
  padding-block: 101px;
}
.quiet-flower {
  font-size: 49px;
  line-height: 1;
  color: #a17a84;
  display: block;
  margin-bottom: 23px;
}
.quiet-section .eyebrow {
  color: var(--accent);
  margin-bottom: 20px;
}
.quiet-section h2 {
  font-size: 51px;
  line-height: 1.15;
}
.quiet-section > p:not(.eyebrow) {
  font-size: 13px;
  line-height: 1.9;
  max-width: 435px;
  margin: 24px auto 17px;
  color: var(--muted);
}
.faq-section {
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1.22fr;
  gap: 90px;
}
.faq-section .eyebrow {
  margin-bottom: 18px;
  color: var(--accent);
}
.faq-contact {
  font-size: 12px;
  line-height: 1.8;
  color: var(--muted);
  margin-top: 29px;
}
.faq-contact a {
  display: block;
  color: var(--ink);
  margin-top: 5px;
  width: max-content;
}
.faq-contact a:hover {
  text-decoration: underline;
}
.faq-list details {
  border-bottom: 1px solid var(--line);
}
.faq-list details:first-child {
  border-top: 1px solid var(--line);
}
summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 1px;
  cursor: pointer;
  font-size: 13px;
  line-height: 1.6;
}
summary::-webkit-details-marker {
  display: none;
}
summary::after {
  content: "+";
  font-size: 22px;
  font-weight: 300;
  color: var(--accent);
  flex-shrink: 0;
}
details[open] summary::after {
  content: "−";
}
.faq-list details p {
  font-size: 12px;
  line-height: 1.9;
  color: var(--muted);
  padding: 0 32px 25px 1px;
}
.closing {
  background: #443641;
  color: #f5ece0;
  overflow: hidden;
}
.closing-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 420px;
  padding-block: 70px;
  gap: 40px;
}
.closing .eyebrow {
  color: #d0b3b9;
  margin-bottom: 20px;
}
.closing h2 {
  font-size: 64px;
  letter-spacing: -2px;
  margin-bottom: 29px;
}
.button-light {
  background: #f3e7d6;
  color: #493c44;
}
.button-light:hover {
  background: #e3cfc2;
}
.closing-moon {
  width: 260px;
  height: 260px;
  position: relative;
  margin-right: 55px;
}
.moon-disc {
  width: 188px;
  height: 188px;
  border-radius: 50%;
  background: #dfc3a5;
  display: block;
  position: absolute;
  left: 20px;
  top: 42px;
}
.moon-disc::after {
  content: "";
  width: 173px;
  height: 173px;
  background: #443641;
  border-radius: 50%;
  position: absolute;
  left: 58px;
  top: -29px;
}
.closing-moon > span:not(.moon-disc) {
  position: absolute;
  right: 6px;
  top: 0;
  font-size: 65px;
  color: #d3b2ad;
}
.closing-moon i {
  position: absolute;
  right: 0;
  bottom: 0;
  font-size: 26px;
  color: #c6a3ad;
  font-style: normal;
}
.site-footer {
  padding-block: 48px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 25px;
}
.site-footer .wordmark {
  font-size: 32px;
}
.site-footer > div > p {
  font-size: 10px;
  color: var(--muted);
  margin-top: 14px;
}
.footer-links {
  display: flex;
  gap: 27px;
  font-size: 11px;
  align-items: center;
}
.copyright {
  grid-column: 1/-1;
  font-size: 9px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 23px;
  margin-top: 8px;
}
#language-toggle {
  white-space: nowrap;
}
#language-toggle[lang="zh-CN"] {
  font-family: "PingFang SC", Arial, sans-serif;
}
html[lang="zh-CN"] .hero h1 {
  font-family: var(--serif);
  font-size: clamp(52px, 5.4vw, 74px);
  line-height: 1.23;
  letter-spacing: -2px;
}
html[lang="zh-CN"] .hero h1 em {
  font-style: normal;
}
html[lang="zh-CN"] h2 {
  line-height: 1.35;
}
html[lang="zh-CN"] .eyebrow {
  letter-spacing: 2.2px;
}
html[lang="zh-CN"] .hero-description {
  line-height: 2.1;
}
html[lang="zh-CN"] .floating-note p {
  font-size: 17px;
}
html[lang="zh-CN"] .note-kicker {
  letter-spacing: 1.5px;
}
html[lang="zh-CN"] .quiet-section h2 {
  font-size: 45px;
}
html[lang="zh-CN"] .closing h2 {
  font-size: 56px;
}
@media (min-width: 1600px) {
  .hero {
    padding-top: 70px;
    padding-bottom: 115px;
  }
  .hero h1 {
    font-size: 90px;
  }
  .site-header {
    height: 125px;
  }
}
@media (max-width: 1150px) {
  .wrap {
    width: calc(100% - 72px);
  }
  .main-nav {
    gap: 20px;
    margin-left: 0;
  }
  .main-nav a:last-child {
    display: none;
  }
  .header-actions {
    gap: 18px;
  }
  .hero {
    gap: 5%;
    padding-top: 35px;
    padding-bottom: 68px;
  }
  .hero h1 {
    font-size: 68px;
    letter-spacing: -3.5px;
  }
  .hero-actions {
    gap: 17px;
  }
  .hero-actions .button {
    padding-inline: 18px;
    gap: 19px;
  }
  .hero-description {
    font-size: 13px;
  }
  .floating-note {
    left: -20px;
    right: 25px;
    padding: 17px;
    gap: 13px;
  }
  .floating-note p {
    font-size: 17px;
  }
  .intro-inner > p {
    font-size: 21px;
  }
  .handwritten {
    font-size: 18px;
  }
  .intro-inner svg {
    width: 50px;
  }
  .section {
    padding-block: 85px;
  }
  h2 {
    font-size: 40px;
  }
  .experience-grid {
    gap: 7%;
  }
  .world-copy {
    padding: 35px;
  }
  .world-copy h3 {
    font-size: 33px;
  }
  .world-illustration {
    min-height: 340px;
  }
  .faq-section {
    gap: 55px;
  }
  .closing h2 {
    font-size: 58px;
  }
  .closing-moon {
    margin-right: 10px;
  }
}
@media (max-width: 850px) {
  .main-nav {
    display: none;
  }
  .hero h1 {
    font-size: 57px;
    letter-spacing: -2.8px;
  }
  .hero {
    gap: 4%;
  }
  .hero-art {
    padding-right: 8px;
  }
  .hero-actions {
    display: grid;
    justify-items: start;
    gap: 12px;
  }
  .hero-note {
    font-size: 9px;
  }
  .floating-note {
    bottom: 36px;
    padding: 13px;
    left: -16px;
    right: 10px;
  }
  .note-icon {
    width: 35px;
    height: 44px;
    font-size: 25px;
  }
  .note-kicker {
    font-size: 6px;
    letter-spacing: 1px;
  }
  .floating-note p {
    font-size: 15px;
  }
  .sound-lines {
    gap: 2px;
    padding-left: 0;
  }
  .orbit-label {
    right: -17px;
    font-size: 6px;
  }
  .window-caption {
    font-size: 5px;
    letter-spacing: 1.3px;
  }
  .spark-one {
    font-size: 33px;
  }
  .spark-two {
    font-size: 34px;
    right: -10px;
  }
  .hero .eyebrow {
    font-size: 8px;
    letter-spacing: 1.6px;
  }
  .handwritten {
    display: none;
  }
  .intro-inner svg {
    width: 62px;
  }
  .section-heading {
    align-items: flex-start;
    gap: 25px;
  }
  .section-aside {
    font-size: 11px;
    max-width: 210px;
  }
  .experience-grid {
    gap: 6%;
  }
  .conversation-preview {
    padding: 22px 18px;
  }
  .chat-bubble {
    font-size: 11px;
    max-width: 92%;
    padding: 13px;
  }
  .experience-steps article {
    gap: 17px;
  }
  .experience-steps h3 {
    font-size: 23px;
  }
  .experience-steps p {
    font-size: 11px;
  }
  .world-copy {
    padding: 28px;
  }
  .world-copy h3 {
    font-size: 29px;
  }
  .world-panel {
    grid-template-columns: 1fr 1fr;
  }
  .world-illustration {
    min-height: 345px;
  }
  .world-copy > p {
    font-size: 11px;
  }
  .faq-section {
    grid-template-columns: 1fr 1.3fr;
    gap: 35px;
  }
  .faq-section h2 {
    font-size: 36px;
  }
  .closing h2 {
    font-size: 54px;
  }
  .closing-moon {
    transform: scale(0.85);
    transform-origin: center;
  }
  .footer-links {
    gap: 18px;
  }
  html[lang="zh-CN"] .hero h1 {
    font-size: 51px;
  }
  html[lang="zh-CN"] .floating-note p {
    font-size: 14px;
  }
}
@media (max-width: 640px) {
  .wrap {
    width: calc(100% - 44px);
  }
  .site-header {
    height: 83px;
    gap: 15px;
  }
  .wordmark {
    font-size: 32px;
    letter-spacing: -1.5px;
  }
  .wordmark svg {
    width: 20px;
    height: 20px;
    margin-right: 7px;
  }
  .header-actions {
    gap: 16px;
  }
  .language-button {
    font-size: 11px;
  }
  .button-small {
    font-size: 10px;
    min-height: 36px;
    padding: 9px 12px;
    gap: 12px;
  }
  .button-small > span:last-child {
    font-size: 15px;
  }
  .hero {
    display: flex;
    flex-direction: column;
    gap: 27px;
    padding-top: 38px;
    padding-bottom: 46px;
    align-items: stretch;
  }
  .hero-copy {
    padding-top: 0;
  }
  .hero .eyebrow {
    font-size: 8px;
    letter-spacing: 2px;
  }
  .hero h1 {
    font-size: clamp(56px, 13vw, 76px);
    letter-spacing: -3px;
    margin-top: 22px;
    margin-bottom: 21px;
    line-height: 1.04;
  }
  .hero-description {
    font-size: 13px;
    line-height: 1.9;
    max-width: 370px;
  }
  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 21px;
    margin-top: 25px;
  }
  .hero-actions .button {
    padding: 15px 18px;
    min-height: 51px;
    font-size: 12px;
    gap: 25px;
  }
  .hero-actions .text-link {
    font-size: 11px;
    gap: 11px;
  }
  .hero-note {
    font-size: 9px;
    margin-top: 17px;
  }
  .hero-art {
    width: calc(100% - 24px);
    align-self: center;
    max-width: 420px;
    padding: 15px 10px 30px 10px;
    margin-top: 8px;
  }
  .night-window {
    aspect-ratio: 6/6.5;
    border-radius: 220px 220px 4px 4px;
  }
  .nightscape {
    height: 100%;
    object-fit: cover;
  }
  .orbit-label {
    top: 16%;
    right: -11px;
    font-size: 6px;
    letter-spacing: 1.6px;
  }
  .floating-note {
    left: -9px;
    right: 24px;
    bottom: 45px;
    padding: 16px;
    gap: 15px;
  }
  .note-icon {
    width: 39px;
    height: 47px;
  }
  .note-kicker {
    font-size: 6px;
    letter-spacing: 1.4px;
  }
  .floating-note p {
    font-size: 17px;
  }
  .sound-lines {
    margin-left: auto;
    gap: 3px;
  }
  .window-caption {
    font-size: 5px;
    bottom: 15px;
  }
  .spark-one {
    top: 12px;
    left: 3px;
    font-size: 35px;
  }
  .spark-two {
    right: -9px;
    bottom: 3px;
    font-size: 33px;
  }
  .intro-inner {
    padding-block: 25px;
    gap: 14px;
  }
  .intro-inner > p {
    font-size: 19px;
    line-height: 1.5;
    letter-spacing: -0.4px;
  }
  .intro-inner svg {
    width: 42px;
    height: 35px;
  }
  .section {
    padding-block: 65px;
  }
  .eyebrow {
    font-size: 8px;
    letter-spacing: 1.8px;
  }
  h2 {
    font-size: 36px;
    letter-spacing: -1.2px;
  }
  .section-heading {
    display: block;
    margin-bottom: 31px;
  }
  .section-heading .eyebrow {
    margin-bottom: 13px;
  }
  .section-aside {
    margin-top: 17px;
    font-size: 12px;
    max-width: none;
  }
  .experience-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .conversation-preview {
    padding: 25px 23px 20px;
    max-width: 440px;
    width: 100%;
    margin-inline: auto;
  }
  .chat-bubble {
    font-size: 12px;
    padding: 15px 17px;
    max-width: 87%;
  }
  .preview-disclaimer {
    font-size: 8px;
  }
  .experience-steps {
    gap: 28px;
  }
  .experience-steps article {
    gap: 23px;
  }
  .step-number {
    font-size: 17px;
    min-width: 22px;
  }
  .experience-steps h3 {
    font-size: 25px;
  }
  .experience-steps p {
    font-size: 12px;
    max-width: none;
  }
  .world-tabs {
    gap: 7px;
    justify-content: space-between;
    margin-bottom: 21px;
  }
  .world-tabs button {
    padding: 9px 11px;
    gap: 7px;
    font-size: 10px;
    flex: 1;
    justify-content: center;
    white-space: nowrap;
  }
  .world-tabs button > span:first-child {
    font-size: 14px;
  }
  .world-panel {
    grid-template-columns: 1fr;
  }
  .world-art {
    aspect-ratio: 600/370;
  }
  .world-illustration {
    min-height: 0;
  }
  .world-copy {
    padding: 29px 25px 30px;
  }
  .world-copy h3 {
    font-size: 35px;
    margin-top: 15px;
  }
  .world-copy > p {
    font-size: 12px;
    max-width: none;
  }
  .world-copy > p.world-mood {
    font-size: 15px;
  }
  .world-index {
    font-size: 8px;
  }
  .world-disclaimer {
    font-size: 9px;
    margin-top: 15px;
  }
  .quiet-section {
    padding-block: 72px;
  }
  .quiet-section h2 {
    font-size: 39px;
  }
  .quiet-section > p:not(.eyebrow) {
    font-size: 12px;
    max-width: 325px;
  }
  .quiet-flower {
    font-size: 43px;
    margin-bottom: 20px;
  }
  .quiet-section .text-link {
    font-size: 11px;
  }
  .faq-section {
    display: block;
  }
  .faq-section h2 {
    font-size: 37px;
  }
  .faq-contact {
    margin-top: 19px;
    margin-bottom: 28px;
    font-size: 11px;
  }
  .faq-contact a {
    display: inline;
    margin-left: 8px;
  }
  .faq-list summary {
    font-size: 12px;
    padding-block: 21px;
  }
  .faq-list details p {
    font-size: 12px;
  }
  .closing-inner {
    min-height: 365px;
    padding-block: 55px;
    position: relative;
  }
  .closing-inner > div:first-child {
    position: relative;
    z-index: 1;
  }
  .closing h2 {
    font-size: 49px;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
  }
  .closing .eyebrow {
    font-size: 7px;
    letter-spacing: 1.6px;
  }
  .closing .button {
    font-size: 12px;
    padding: 15px 19px;
    min-height: 51px;
    gap: 25px;
  }
  .closing-moon {
    position: absolute;
    width: 180px;
    height: 180px;
    right: -63px;
    top: 47px;
    transform: scale(0.7);
    opacity: 0.4;
  }
  .site-footer {
    padding-block: 34px;
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .site-footer .wordmark {
    font-size: 31px;
  }
  .footer-links {
    font-size: 11px;
    gap: 24px;
    flex-wrap: wrap;
  }
  .copyright {
    padding-top: 20px;
    margin-top: 0;
    font-size: 9px;
  }
  html[lang="zh-CN"] .hero h1 {
    font-size: clamp(48px, 12vw, 64px);
    line-height: 1.2;
    letter-spacing: -1.5px;
  }
  html[lang="zh-CN"] .hero-description {
    max-width: 340px;
  }
  html[lang="zh-CN"] h2 {
    font-size: 32px;
  }
  html[lang="zh-CN"] .quiet-section h2 {
    font-size: 35px;
  }
  html[lang="zh-CN"] .intro-inner > p {
    font-size: 18px;
  }
  html[lang="zh-CN"] .floating-note p {
    font-size: 16px;
  }
  html[lang="zh-CN"] .closing h2 {
    font-size: 45px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* Use a text font with stable symbol coverage in mobile WebKit. */
span[aria-hidden="true"],
.orbit-label span,
.note-icon,
.art-spark,
.quiet-flower,
.closing-moon i,
.closing-moon > span:not(.moon-disc) {
  font-family: Georgia, serif;
}

.arrow-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.button-small .arrow-icon {
  width: 15px;
  height: 15px;
}
.tiny-star {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
}