@charset "UTF-8";
:root {
  --cloud: #f6f8ff;
  --ink: #232944;
  --indigo: #5756b7;
  --sky: #dbeaff;
  --lilac: #e9e2ff;
  --coral: #f2b3ad;
  --quiet: #626b80;
  --line: rgba(62, 71, 108, 0.13);
  --radius: 36px;
  color-scheme: light;
  font-family:
    -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR",
    sans-serif;
  color: var(--ink);
  background: var(--cloud);
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}
body {
  margin: 0;
  background:
    radial-gradient(ellipse 55% 24% at 86% 5%, #e8e2fc 0, transparent 100%),
    radial-gradient(ellipse 45% 19% at 1% 16%, #e5efff 0, transparent 100%),
    var(--cloud);
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: -0.025em;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1,
h2,
h3 {
  word-break: keep-all;
}
p {
  word-break: keep-all;
  overflow-wrap: break-word;
}
h1 {
  font-size: clamp(42px, 4.55vw, 66px);
  line-height: 1.2;
  letter-spacing: -0.065em;
  font-weight: 750;
}
h2 {
  font-size: clamp(30px, 3.05vw, 44px);
  line-height: 1.32;
  letter-spacing: -0.052em;
  font-weight: 730;
}
.wrap {
  max-width: 1200px;
  width: calc(100% - 96px);
  margin-inline: auto;
}
.section-space {
  padding-block: 110px;
}
.glass {
  background: rgba(255, 255, 255, 0.57);
  border: 1px solid rgba(255, 255, 255, 0.95);
  box-shadow:
    0 16px 60px rgba(56, 61, 126, 0.075),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  min-height: 58px;
  padding: 14px 25px;
  border-radius: 100px;
  font-weight: 650;
  white-space: nowrap;
  transition:
    transform 0.2s,
    box-shadow 0.2s,
    background 0.2s;
}
.button:hover {
  transform: translateY(-2px);
}
.button-primary {
  background: var(--indigo);
  color: white;
  box-shadow: 0 8px 24px #5756b72a;
}
.button-primary:hover {
  background: #49489e;
  box-shadow: 0 12px 28px #5756b738;
}
.button span {
  font-size: 22px;
  line-height: 1;
}
.button-small {
  min-height: 44px;
  padding: 9px 18px;
  font-size: 14px;
  gap: 16px;
}
.button-glass {
  background: #ffffffaa;
  border: 1px solid white;
  box-shadow: 0 3px 12px #4e50860a;
}
.button-glass:hover {
  background: #fff;
}
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--indigo);
  outline-offset: 5px;
}
.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  background: var(--ink);
  color: white;
  padding: 12px 20px;
  border-radius: 10px;
  z-index: 20;
}
.skip-link:focus {
  top: 12px;
}
.site-header {
  height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  position: relative;
  z-index: 5;
}
.wordmark {
  font-family:
    ui-rounded,
    "Arial Rounded MT Bold",
    -apple-system,
    sans-serif;
  font-weight: 850;
  font-size: 43px;
  letter-spacing: -3px;
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
}
.wordmark-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--indigo);
  border-radius: 50%;
  margin-left: 5px;
}
.site-header nav {
  display: flex;
  gap: 28px;
  font-size: 14px;
  font-weight: 550;
  color: #505971;
}
.site-header nav a:hover {
  color: var(--indigo);
}
.hero {
  min-height: 685px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
  gap: 10px;
  padding-top: 8px;
  padding-bottom: 48px;
}
.hero-copy {
  position: relative;
  z-index: 2;
  padding-bottom: 6px;
}
.availability {
  font-size: 15px;
  color: var(--indigo);
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 26px;
}
.availability span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--indigo);
}
.hero-description {
  font-size: 18px;
  color: var(--quiet);
  line-height: 1.85;
  margin: 25px 0 30px;
}
.release-note {
  font-size: 13px;
  color: var(--quiet);
  margin-top: 14px;
}
.hero-scene {
  position: relative;
  min-width: 0;
  height: 570px;
  display: flex;
  align-items: center;
  justify-content: center;
  isolation: isolate;
}
.hero-mascot {
  position: relative;
  width: 106%;
  max-width: none;
  z-index: 1;
  filter: drop-shadow(0 28px 25px #58538215);
  transform: translate(2%, 4%);
}
.orbit {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1px solid #ffffffd9;
  z-index: -1;
}
.orbit-one {
  background: radial-gradient(circle at 35% 40%, #ffffff60, transparent);
  box-shadow: inset 0 0 80px #ffffff55;
}
.orbit-two {
  width: 530px;
  height: 530px;
  border-color: #ffffff90;
}
.hero-hello {
  position: absolute;
  top: 14px;
  left: 10px;
  padding: 15px 23px;
  border-radius: 28px 28px 28px 8px;
  font-size: 18px;
  font-weight: 600;
  z-index: 2;
  transform: rotate(-5deg);
  letter-spacing: -0.025em;
}
.bubble-spark {
  color: var(--indigo);
  margin-right: 8px;
}
.hero-note {
  position: absolute;
  right: 0;
  bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 24px 24px 8px 24px;
  font-size: 15px;
  z-index: 2;
  transform: rotate(3deg);
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--indigo);
}
.scene-caption {
  position: absolute;
  bottom: -8px;
  right: 12px;
  font-size: 11px;
  color: #707589;
  z-index: 2;
}
.intro-line {
  display: flex;
  justify-content: center;
  gap: 34px;
  padding: 28px 0;
  border-block: 1px solid var(--line);
  font-size: 15px;
  color: var(--quiet);
}
.intro-line strong {
  font-weight: 600;
  color: var(--ink);
}
.section-intro {
  text-align: center;
  margin-bottom: 42px;
}
.section-label {
  color: var(--indigo);
  font-size: 14px;
  font-weight: 650;
  margin-bottom: 14px;
}
.section-intro > p:last-child {
  margin-top: 19px;
  color: var(--quiet);
  font-size: 17px;
  line-height: 1.85;
}
.companion-stage {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 30px;
  align-items: center;
  border-radius: var(--radius);
  min-height: 445px;
  overflow: hidden;
  background: linear-gradient(125deg, #e2eaff77, #ffffffaa 55%, #e9e2ff44);
}
.companion-portrait {
  height: 425px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: radial-gradient(circle at 50% 55%, #e0e7ff 0, transparent 68%);
}
.companion-portrait img {
  width: 470px;
  max-width: 115%;
  filter: drop-shadow(0 15px 18px #2329440c);
}
.companion-dialogue {
  padding: 36px 48px 36px 0;
}
.tone-switch {
  display: inline-flex;
  border: 1px solid #fff;
  border-radius: 99px;
  padding: 5px;
  background: #dce0f05e;
  gap: 4px;
  margin-bottom: 32px;
}
.tone-switch button {
  border: 0;
  background: transparent;
  border-radius: 99px;
  padding: 11px 16px;
  font-size: 14px;
  font-weight: 600;
  min-height: 44px;
  transition:
    background 0.2s,
    box-shadow 0.2s;
}
.tone-switch button[aria-pressed="true"] {
  background: #fff;
  box-shadow: 0 3px 12px #4f537815;
}
.example-label {
  font-size: 12px;
  color: var(--quiet);
  margin-bottom: 10px;
}
.learner-quote {
  font-size: 23px;
  font-weight: 500;
  letter-spacing: -0.035em;
}
.companion-response {
  margin-top: 22px;
  min-height: 145px;
}
.companion-response > p:first-child {
  font-size: 23px;
  line-height: 1.4;
  font-weight: 650;
  letter-spacing: -0.03em;
}
.companion-response > p:last-child {
  font-size: 15px;
  color: var(--quiet);
  line-height: 1.8;
  margin-top: 13px;
  white-space: normal;
}
.tone-description {
  font-size: 12px;
  color: var(--quiet);
  border-top: 1px solid var(--line);
  padding-top: 17px;
}
.companion-stage[data-tone="cheeky"] {
  background: linear-gradient(125deg, #f7e6e7aa, #ffffffaa 55%, #e9e2ff44);
}
.practice-section,
.review-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}
.practice-section {
  padding-top: 55px;
}
.feature-copy > p:not(.section-label) {
  font-size: 17px;
  color: var(--quiet);
  margin-top: 22px;
  max-width: 430px;
  line-height: 1.9;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--indigo);
  font-size: 14px;
  font-weight: 600;
  margin-top: 28px;
}
.text-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.conversation-demo,
.review-demo {
  padding: 28px;
  border-radius: var(--radius);
}
.demo-topbar {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 24px;
}
.demo-topbar strong {
  font-size: 15px;
  font-weight: 650;
}
.demo-topbar > span {
  margin-left: auto;
  font-size: 11px;
  color: var(--quiet);
}
.message {
  font-size: 16px;
  padding: 15px 18px;
  max-width: 90%;
  width: fit-content;
  line-height: 1.6;
  letter-spacing: -0.015em;
}
.message-user {
  background: #e7e5fa;
  margin-left: auto;
  border-radius: 21px 21px 5px 21px;
  margin-bottom: 11px;
}
.correction {
  margin: 0 0 25px auto;
  background: #fafaff;
  border: 1px solid #e5e5f3;
  border-radius: 16px;
  width: 92%;
  padding: 14px 16px;
}
summary {
  cursor: pointer;
  list-style: none;
}
summary::-webkit-details-marker {
  display: none;
}
.correction summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--indigo);
  font-size: 12px;
  font-weight: 600;
  min-height: 24px;
}
.correction summary > span {
  transition: transform 0.2s;
}
.correction[open] summary > span {
  transform: rotate(180deg);
}
.correction div > p:first-child {
  margin: 9px 0 4px;
  font-size: 17px;
  letter-spacing: -0.02em;
}
.correction strong {
  color: var(--indigo);
  border-bottom: 2px solid #c4b9f8;
}
.correction div > p:last-child {
  font-size: 12px;
  color: var(--quiet);
}
.message-telvi {
  background: white;
  border-radius: 21px 21px 21px 5px;
  border: 1px solid #ebedf4;
  margin-bottom: 26px;
}
.call-preview {
  display: flex;
  align-items: center;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.call-preview > div {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.call-preview strong {
  font-size: 13px;
}
.call-preview span:not(.waveform) {
  font-size: 11px;
  color: var(--quiet);
}
.waveform {
  color: var(--indigo);
  margin-left: auto;
  font-size: 20px;
  letter-spacing: 2px;
}
.ai-notice {
  font-size: 11px;
  color: var(--quiet);
  text-align: center;
  margin-top: 21px;
}
.review-section {
  padding-top: 60px;
}
.review-demo {
  transform: rotate(1.5deg);
  background: linear-gradient(150deg, #ffffff, #eef0fcbd);
}
.review-origin {
  border-bottom: 1px solid var(--line);
  padding: 2px 0 23px;
}
.review-origin span {
  font-size: 12px;
  color: var(--quiet);
}
.review-origin p {
  font-size: 20px;
  font-weight: 550;
  letter-spacing: -0.025em;
  margin-top: 3px;
}
.review-prompt {
  padding: 29px 0;
}
.review-prompt > p:first-child {
  font-size: 13px;
  color: var(--quiet);
  margin-bottom: 12px;
}
.review-prompt h3 {
  font-size: 27px;
  line-height: 1.4;
}
.word-hint {
  font-size: 13px;
  color: var(--quiet);
  margin-top: 13px;
}
.answer-reveal {
  border-top: 1px solid var(--line);
  padding-top: 20px;
}
.answer-reveal summary {
  background: var(--indigo);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  font-weight: 550;
  border-radius: 16px;
  padding: 16px 18px;
  min-height: 54px;
}
.reveal-icon {
  font-size: 20px;
  line-height: 1;
}
.answer-reveal[open] .reveal-icon {
  transform: rotate(45deg);
}
.review-answer {
  padding: 20px 2px 4px;
}
.review-answer p:first-child {
  font-size: 24px;
  letter-spacing: -0.04em;
}
.review-answer strong {
  color: var(--indigo);
}
.review-answer p:last-child {
  font-size: 12px;
  color: var(--quiet);
  margin-top: 6px;
}
.growth-section {
  padding: 68px 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 62px;
  border-block: 1px solid var(--line);
  margin-top: 42px;
  background: radial-gradient(
    ellipse 55% 95% at 0 50%,
    #e5eaff 0,
    transparent 100%
  );
}
.growth-illustration {
  width: 235px;
  flex-shrink: 0;
  transform: rotate(-7deg);
}
.growth-section h2 {
  font-size: 35px;
}
.growth-section p:not(.section-label) {
  margin-top: 18px;
  color: var(--quiet);
  font-size: 16px;
  line-height: 1.85;
}
.growth-section .growth-note {
  font-size: 12px !important;
  margin-top: 21px !important;
}
.faq-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
}
.faq-list details {
  border-bottom: 1px solid var(--line);
}
.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 20px 0;
  font-size: 16px;
  font-weight: 600;
  word-break: keep-all;
}
.faq-list summary > span {
  font-size: 24px;
  font-weight: 300;
  color: var(--quiet);
}
.faq-list details[open] summary > span {
  transform: rotate(45deg);
}
.faq-list details > p {
  color: var(--quiet);
  font-size: 15px;
  line-height: 1.9;
  padding: 0 24px 24px 0;
}
.faq-list a,
.legal a:not(.wordmark):not(.button) {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.join-section {
  display: flex;
  align-items: center;
  gap: 42px;
  justify-content: center;
  border-radius: var(--radius);
  background:
    radial-gradient(ellipse at 5% 40%, #deeaff 0, transparent 66%),
    linear-gradient(100deg, #edf0fc, #e7e1f7);
  padding: 15px 48px;
  margin-bottom: 90px;
  overflow: hidden;
  border: 1px solid #ffffffc9;
}
.join-section > img {
  width: 340px;
  transform: rotate(-4deg);
  margin-bottom: -40px;
}
.join-section h2 {
  font-size: 34px;
  margin-bottom: 24px;
}
.join-section .section-label {
  font-size: 13px;
}
.join-section .button {
  font-size: 14px;
  min-height: 50px;
}
.site-footer {
  padding-bottom: 36px;
}
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.footer-top .wordmark {
  font-size: 36px;
}
.footer-top nav {
  display: flex;
  gap: 26px;
  font-size: 13px;
}
.footer-top a:hover {
  color: var(--indigo);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-top: 23px;
  font-size: 11px;
  color: var(--quiet);
  line-height: 1.9;
}
.footer-bottom > p:last-child {
  font-size: 13px;
}
.legal-main {
  max-width: 850px;
  padding: 64px 0 100px;
}
.legal-main h1 {
  font-size: 45px;
  line-height: 1.3;
}
.legal-meta {
  margin: 16px 0 40px;
  color: var(--quiet);
  font-size: 14px;
}
.legal-main section {
  margin-top: 36px;
}
.legal-main h2 {
  font-size: 23px;
  margin-bottom: 14px;
}
.legal-main h3 {
  font-size: 17px;
  margin: 22px 0 9px;
}
.legal-main p,
.legal-main li {
  font-size: 15px;
  line-height: 1.95;
  color: #50596c;
}
.legal-main p + p {
  margin-top: 14px;
}
.legal-main ul {
  padding-left: 22px;
}
.legal-main li + li {
  margin-top: 8px;
}
.legal-summary {
  padding: 25px;
  border-radius: 22px;
  background: #ebeefa;
  border: 1px solid white;
}
.legal-main table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
  line-height: 1.75;
  margin: 16px 0;
}
.legal-main th,
.legal-main td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  padding: 14px 12px;
}
.legal-main th {
  background: #e9edf8;
}
.legal-main td:first-child {
  font-weight: 600;
  width: 23%;
}
.legal-table {
  overflow-x: auto;
}
.legal-main .legal-contact {
  color: var(--ink);
  font-size: 16px;
}
.legal-header .back-home {
  font-size: 14px;
  color: var(--indigo);
}
.not-found {
  min-height: 58vh;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 22px;
}
.not-found h1 {
  font-size: 42px;
}
.not-found p {
  color: var(--quiet);
}
@media (min-width: 1400px) {
  .hero {
    min-height: 740px;
  }
  .hero-scene {
    height: 600px;
  }
  .hero-mascot {
    width: 115%;
  }
  .hero-hello {
    top: 33px;
  }
  .hero-note {
    bottom: 28px;
  }
}
@media (max-width: 1100px) {
  .wrap {
    width: calc(100% - 64px);
  }
  .site-header nav {
    gap: 18px;
  }
  .hero {
    min-height: 610px;
  }
  .hero-scene {
    height: 500px;
  }
  .orbit-one {
    width: 350px;
    height: 350px;
  }
  .orbit-two {
    width: 430px;
    height: 430px;
  }
  .hero-hello {
    font-size: 15px;
    left: -5px;
    top: 28px;
  }
  .hero-note {
    font-size: 12px;
    bottom: 32px;
  }
  .hero-description {
    font-size: 17px;
  }
  .practice-section,
  .review-section {
    gap: 52px;
  }
  .section-space {
    padding-block: 80px;
  }
  .companion-dialogue {
    padding-right: 26px;
  }
  .companion-portrait {
    height: 400px;
  }
  .companion-response > p:first-child {
    font-size: 21px;
  }
  .tone-switch button {
    padding-inline: 11px;
    font-size: 13px;
  }
  .companion-stage {
    gap: 12px;
  }
  .join-section {
    gap: 20px;
  }
  .join-section > img {
    width: 290px;
  }
  .join-section h2 {
    font-size: 29px;
  }
  .growth-section {
    gap: 40px;
    padding-inline: 26px;
  }
  .growth-section h2 {
    font-size: 30px;
  }
  .growth-illustration {
    width: 180px;
  }
  .conversation-demo,
  .review-demo {
    padding: 22px;
  }
  .demo-topbar strong {
    font-size: 13px;
  }
  .waveform {
    font-size: 14px;
  }
  .call-preview strong {
    font-size: 12px;
  }
  .call-preview span:not(.waveform) {
    font-size: 10px;
  }
}
@media (max-width: 760px) {
  html {
    scroll-padding-top: 28px;
  }
  .wrap {
    width: calc(100% - 40px);
  }
  .site-header {
    height: 78px;
    gap: 10px;
  }
  .site-header nav {
    display: none;
  }
  .wordmark {
    font-size: 38px;
  }
  .site-header .button {
    font-size: 12px;
    padding: 8px 13px;
    gap: 12px;
    min-height: 40px;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 0;
    text-align: center;
    padding-top: 34px;
    padding-bottom: 36px;
    min-height: auto;
  }
  .availability {
    justify-content: center;
    margin-bottom: 18px;
    font-size: 13px;
  }
  h1 {
    font-size: clamp(36px, 8.9vw, 55px);
    line-height: 1.22;
  }
  h2 {
    font-size: 32px;
  }
  .hero-description {
    font-size: 16px;
    line-height: 1.85;
    margin: 19px 0 24px;
  }
  .hero .button {
    font-size: 14px;
    min-height: 52px;
  }
  .release-note {
    font-size: 11px;
    margin-top: 12px;
  }
  .hero-scene {
    height: 420px;
    max-width: 470px;
    width: 100%;
    margin: 30px auto 0;
  }
  .hero-mascot {
    width: 108%;
    transform: translate(0, 4%);
  }
  .orbit-one {
    width: 75%;
    height: auto;
    aspect-ratio: 1;
  }
  .orbit-two {
    width: 95%;
    height: auto;
    aspect-ratio: 1;
  }
  .hero-hello {
    left: 2%;
    top: 10px;
    font-size: 14px;
    padding: 12px 18px;
  }
  .hero-note {
    right: 0;
    bottom: 0;
    padding: 11px 15px;
  }
  .scene-caption {
    bottom: -24px;
    right: 5px;
    font-size: 10px;
  }
  .intro-line {
    flex-wrap: wrap;
    gap: 6px 16px;
    text-align: center;
    font-size: 12px;
    padding: 21px 10px;
  }
  .intro-line strong {
    flex-basis: 100%;
  }
  .section-space {
    padding-block: 62px;
  }
  .section-label {
    font-size: 12px;
    margin-bottom: 12px;
  }
  .section-intro {
    margin-bottom: 28px;
  }
  .section-intro > p:last-child {
    font-size: 15px;
    margin-top: 16px;
  }
  .companion-stage {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-radius: 28px;
  }
  .companion-portrait {
    height: 300px;
    width: 100%;
  }
  .companion-portrait img {
    width: 300px;
    max-width: 100%;
    margin-top: 0;
  }
  .companion-dialogue {
    width: 100%;
    padding: 0 24px 27px;
  }
  .tone-switch {
    display: flex;
    justify-content: center;
    margin: 8px auto 24px;
    width: fit-content;
    max-width: 100%;
  }
  .tone-switch button {
    font-size: 12px;
    padding: 9px 12px;
    min-height: 43px;
  }
  .learner-quote {
    font-size: 22px;
  }
  .companion-response {
    min-height: 145px;
    margin-top: 17px;
  }
  .companion-response > p:first-child {
    font-size: 21px;
  }
  .companion-response > p:last-child {
    font-size: 14px;
  }
  .tone-description {
    font-size: 11px;
  }
  .practice-section,
  .review-section {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .practice-section {
    padding-top: 12px;
  }
  .practice-section > .feature-copy {
    grid-row: 1;
  }
  .feature-copy > p:not(.section-label) {
    font-size: 15px;
    margin-top: 18px;
    max-width: none;
    line-height: 1.9;
  }
  .text-link {
    font-size: 13px;
    margin-top: 20px;
  }
  .conversation-demo,
  .review-demo {
    padding: 23px;
    border-radius: 28px;
  }
  .demo-topbar strong {
    font-size: 14px;
  }
  .call-preview strong {
    font-size: 12px;
  }
  .call-preview span:not(.waveform) {
    font-size: 11px;
  }
  .waveform {
    display: none;
  }
  .review-section {
    padding-top: 24px;
  }
  .review-demo {
    transform: none;
  }
  .review-prompt h3 {
    font-size: 26px;
  }
  .review-origin p {
    font-size: 20px;
  }
  .growth-section {
    margin-top: 16px;
    padding: 42px 12px;
    display: block;
    text-align: center;
  }
  .growth-illustration {
    width: 125px;
    margin: 0 auto 22px;
  }
  .growth-section h2 {
    font-size: 29px;
  }
  .growth-section p:not(.section-label) {
    font-size: 14px;
  }
  .growth-section .growth-note {
    font-size: 11px !important;
  }
  .faq-section {
    display: block;
  }
  .faq-list {
    margin-top: 24px;
  }
  .faq-list summary {
    font-size: 14px;
    min-height: 70px;
  }
  .faq-list details > p {
    font-size: 14px;
  }
  .join-section {
    flex-direction: column-reverse;
    text-align: center;
    padding: 36px 20px 0;
    gap: 2px;
    margin-bottom: 60px;
    border-radius: 28px;
  }
  .join-section h2 {
    font-size: 28px;
  }
  .join-section > img {
    width: 270px;
    margin-top: -3px;
    margin-bottom: -30px;
  }
  .join-section .release-note {
    font-size: 10px;
  }
  .footer-top {
    align-items: flex-start;
    gap: 22px;
  }
  .footer-top nav {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 12px 17px;
    font-size: 11px;
    max-width: 230px;
  }
  .footer-bottom {
    display: block;
    font-size: 10px;
  }
  .footer-bottom > p:last-child {
    font-size: 12px;
    margin-top: 14px;
  }
  .legal-main {
    padding: 38px 0 65px;
  }
  .legal-main h1 {
    font-size: 33px;
  }
  .legal-main h2 {
    font-size: 22px;
  }
  .legal-main p,
  .legal-main li {
    font-size: 14px;
  }
  .legal-main th,
  .legal-main td {
    font-size: 12px;
    padding: 12px 8px;
  }
  .legal-main td:first-child {
    width: 25%;
    min-width: 65px;
  }
  .legal-summary {
    padding: 20px;
  }
  .legal-main table {
    table-layout: fixed;
    word-break: break-word;
  }
  .legal-main th:first-child {
    width: 25%;
  }
  .legal-main th:nth-child(2) {
    width: 30%;
  }
  .legal-meta {
    font-size: 12px;
  }
  .legal-header .back-home {
    font-size: 12px;
  }
}
@media (max-width: 370px) {
  .wrap {
    width: calc(100% - 32px);
  }
  .hero-scene {
    height: 345px;
  }
  .hero-hello {
    font-size: 12px;
  }
  .hero-note {
    font-size: 11px;
  }
  .companion-dialogue {
    padding-inline: 18px;
  }
  .tone-switch button {
    font-size: 11px;
    padding-inline: 10px;
  }
  .conversation-demo,
  .review-demo {
    padding: 18px;
  }
  .waveform {
    display: none;
  }
  .companion-response {
    min-height: 165px;
  }
  .footer-top nav {
    max-width: 185px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
  .button:hover {
    transform: none;
  }
}
@supports not (backdrop-filter: blur(1px)) {
  .glass {
    background: #f9faff;
  }
}

/* Optional advertising measurement stays independent of the product demo. */
.measurement-consent[hidden], .measurement-settings[hidden] { display: none; }
.measurement-consent {
  position: fixed; z-index: 100; bottom: 20px; left: 20px;
  width: min(460px, calc(100vw - 40px)); padding: 22px;
  background: #fff; color: #232944; border: 1px solid #d9dcf0;
  border-radius: 22px; box-shadow: 0 12px 44px #23294422;
  max-height: calc(100dvh - 40px); overflow-y: auto;
}
.measurement-consent h2 { font-size: 18px; margin: 0 0 10px; line-height: 1.45; }
.measurement-consent p { font-size: 14px; line-height: 1.7; margin: 0; }
.measurement-consent a { text-decoration: underline; }
.measurement-actions { display: flex; gap: 10px; margin-top: 16px; }
.measurement-actions button {
  flex: 1; padding: 10px 16px; border: 1px solid #5756b7;
  border-radius: 12px; background: #fff; color: #454493;
  font: inherit; font-size: 14px; cursor: pointer;
}
.measurement-actions button:last-child { background: #5756b7; color: #fff; }
.measurement-settings {
  border: 0; padding: 0; margin: 0 0 24px; background: transparent;
  color: inherit; font: inherit; font-size: 13px; text-decoration: underline; cursor: pointer;
}

.measurement-option { display: flex; align-items: center; gap: 9px; font-weight: 650; margin-top: 14px; }
.measurement-option input { accent-color: #355949; width: 18px; height: 18px; }
.measurement-consent { max-height: calc(100dvh - 32px); overflow-y: auto; }

/* Landing actions, learning examples and the first-visit consent dialog. */
.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hero-actions .text-link { margin-top: 0; }
.landing-page .hero-description { text-wrap: balance; }
.learning-steps {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  list-style: none;
  padding: 24px 0;
  border-block: 1px solid var(--line);
  font-size: 16px;
  font-weight: 600;
}
.learning-steps li { display: flex; align-items: center; gap: 12px; }
.learning-steps span { color: var(--indigo); font-size: 13px; font-variant-numeric: tabular-nums; }
.practice-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
  padding: 30px 36px;
  border-radius: 26px;
  background: var(--sky);
}
.practice-cta strong { font-size: 20px; }
.practice-cta p { color: var(--quiet); font-size: 14px; margin-top: 6px; }
.landing-page .home-reading { margin-top: 72px; }
.measurement-modal {
  position: fixed;
  inset: 0;
  width: min(440px, calc(100% - 40px));
  margin: auto;
  padding: 28px;
  max-height: calc(100dvh - 32px);
  border: 1px solid #fff;
  border-radius: 28px;
  background: #fbfcff;
  box-shadow: 0 24px 80px #23294433;
  text-align: center;
}
.measurement-modal::backdrop {
  background: #23294466;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
html:has(.measurement-modal[open]) { overflow: hidden; }
.consent-mascot { width: 88px; height: 88px; object-fit: contain; margin: -4px auto 4px; }
.measurement-modal h2 { font-size: 28px; line-height: 1.25; margin-bottom: 16px; outline: none; }
.measurement-modal > p { color: var(--quiet); line-height: 1.75; }
.consent-details { margin-top: 18px; text-align: left; font-size: 13px; }
.consent-details summary { cursor: pointer; color: var(--indigo); font-weight: 600; }
.measurement-modal .consent-details p { font-size: 12px; }
.measurement-modal .measurement-actions { flex-direction: column; gap: 8px; margin-top: 22px; }
.measurement-modal .measurement-actions button { min-height: 48px; border-radius: 14px; }
.measurement-modal .measurement-actions [data-measurement-choice="all"] { background: var(--indigo); color: #fff; font-weight: 650; }
.measurement-modal .measurement-actions [data-measurement-choice="denied"] { background: transparent; color: var(--quiet); border-color: var(--line); }
.consent-save { width: 100%; margin-top: 16px; padding: 10px; border: 1px solid var(--indigo); border-radius: 12px; background: #fff; color: var(--indigo); }
.measurement-modal .consent-footnote { margin-top: 12px; font-size: 11px; }
@media (max-width: 760px) {
  .hero-actions { justify-content: center; gap: 14px 20px; }
  .hero-description { max-width: 370px; margin-inline: auto; }
  .desktop-break { display: none; }
  .learning-steps { flex-direction: column; align-items: center; gap: 12px; font-size: 15px; }
  .learning-steps li { width: 230px; }
  .practice-cta { flex-direction: column; padding: 26px 20px; text-align: center; gap: 20px; }
  .practice-cta strong { font-size: 18px; }
  .measurement-modal { padding: 22px; }
  .landing-page .home-reading { margin-top: 48px; }
}