html.landing-root,
body.landing-page {
  display: block;
  width: 100%;
  min-width: 320px;
  margin: 0;
  padding: 0;
  background: #fff;
  color: #202631;
}

html.landing-root { scroll-behavior: smooth; }
.landing-page { --landing-muted: #596574; --landing-ink: #202631; }
.landing-page :where(h1, h2, h3, p, a, span, small, div) { color: inherit; }
.landing-page :where(h1, h2, h3) { text-wrap: balance; }
.landing-page :where(a, button, input):focus-visible { outline: 3px solid #005fcc; outline-offset: 5px; }
.landing-page :where(section, main)[tabindex="-1"]:focus { outline: none; }
.landing-page img { display: block; max-width: 100%; }
.landing-visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.landing-container { width: min(1120px, calc(100% - 64px)); margin-inline: auto; }
.landing-skip { position: fixed; top: 12px; left: 16px; z-index: 100; transform: translateY(-160%); padding: 12px 20px; background: #fff; border: 2px solid var(--color-brand); border-radius: 12px; }
.landing-skip:focus { transform: translateY(0); }

.landing-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 104px; }
.landing-brand { display: flex; align-items: center; gap: 20px; flex-shrink: 0; }
.landing-brand img { width: 126px; height: 36px; }
.landing-brand-note { max-width: 144px; border-left: 1px solid #e5e9ed; padding-left: 20px; font-size: 12px; line-height: 16px; color: var(--landing-muted); }
.landing-nav { display: flex; align-items: center; gap: 30px; font-size: 14px; font-weight: 550; }
.landing-nav a { transition: color 160ms ease, background-color 160ms ease; }
.landing-nav a:hover { color: #005fcc; }
.landing-nav-login { display: flex; justify-content: center; align-items: center; gap: 25px; min-height: 44px; border: 1px solid #dce4ec; border-radius: 12px; padding: 10px 18px; }
.landing-nav-login:hover { background: #edf6ff; }
.landing-nav-login span { font-size: 20px; line-height: 20px; }

.landing-hero { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 28px; padding-top: 62px; padding-bottom: 76px; }
.landing-eyebrow { display: flex; align-items: center; gap: 10px; font-size: 11px; font-weight: 650; line-height: 18px; letter-spacing: .12em; }
.landing-hero .landing-eyebrow { margin-bottom: 24px; color: var(--landing-muted); font-size: 13px; font-weight: 500; letter-spacing: 0; }
.landing-eyebrow [lang="ja"] { color: #005fcc; }
.landing-hero h1 { font-size: clamp(54px, 5.7vw, 76px); font-weight: 750; line-height: 1.03; letter-spacing: -.055em; }
.landing-hero h1 > span { color: var(--color-brand); }
.landing-lead { max-width: 430px; margin-top: 28px; font-size: 17px; line-height: 27px; color: var(--landing-muted); }
.landing-hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 30px; }
.landing-button { display: inline-flex; justify-content: center; align-items: center; gap: 20px; min-height: 56px; padding: 15px 22px; border: 1px solid transparent; border-radius: 14px; font-size: 15px; font-weight: 600; line-height: 24px; transition: background-color 160ms ease, transform 160ms ease; }
.landing-button-primary { background: var(--color-brand); color: #fff; box-shadow: 0 4px 0 #0063ce; }
.landing-button-primary:hover { background: #006be0; transform: translateY(-1px); }
.landing-button-primary:active { transform: translateY(2px); box-shadow: 0 2px 0 #0063ce; }
.landing-button span { color: inherit; font-size: 23px; font-weight: 400; }
.landing-text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; font-size: 13px; line-height: 20px; }
.landing-text-link:hover { color: #005fcc; }
.landing-hero-note { margin-top: 18px; font-size: 12px; line-height: 18px; color: var(--landing-muted); }

.landing-hero-art { position: relative; height: 520px; min-width: 0; isolation: isolate; }
.landing-art-orbit { position: absolute; inset: 32px 0 16px 0; z-index: -1; border: 1px dashed #d1dfee; border-radius: 50%; transform: rotate(-16deg); }
.landing-art-caption { position: absolute; top: 0; left: 32px; display: flex; align-items: center; gap: 8px; font-size: 12px; line-height: 20px; color: var(--landing-muted); transform: rotate(-5deg); }
.landing-dot { width: 6px; height: 6px; background: #008f00; border-radius: 50%; }
.landing-symbol-card { position: absolute; width: 302px; top: 40px; right: 42px; padding: 23px 24px 18px; background: #edf6ff; border: 1px solid #d2e7ff; border-radius: 25px; text-align: center; transform: rotate(7deg); box-shadow: 0 16px 32px #15314b0a; }
.landing-symbol-meta { display: flex; justify-content: space-between; align-items: center; font-size: 9px; font-weight: 650; line-height: 16px; letter-spacing: .08em; color: #466b91; }
.landing-symbol-meta > span:last-child { font-size: 19px; font-weight: 400; }
.landing-symbol { display: block; font-family: "Hiragino Mincho ProN", "Yu Mincho", serif; font-size: 150px; font-weight: 400; line-height: 1.2; color: #0070e7; }
.landing-symbol-reading { display: block; margin-top: 1px; font-size: 14px; line-height: 24px; color: #37618b; }
.landing-symbol-meaning { display: block; margin-top: 8px; font-size: 20px; font-weight: 550; line-height: 28px; }
.landing-symbol-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 24px; padding-top: 16px; border-top: 1px solid #cfe0f0; font-size: 9px; line-height: 16px; color: #466b91; }
.landing-symbol-footer > span:last-child { font-size: 18px; }
.landing-kana-card { display: flex; align-items: center; gap: 14px; position: absolute; z-index: 2; left: 0; top: 116px; padding: 12px 22px 14px 15px; background: #e5f5e5; border: 1px solid #d3e9d3; border-radius: 18px; transform: rotate(-11deg); }
.landing-kana-card > span { font-family: "Hiragino Mincho ProN", "Yu Mincho", serif; font-size: 55px; line-height: 64px; color: #08762c; }
.landing-kana-card > div > span { display: block; font-size: 19px; line-height: 28px; }
.landing-kana-card small { display: block; font-size: 10px; line-height: 16px; color: #3c6c49; }
.landing-hero-character { position: absolute; z-index: 3; width: 230px; height: 230px; left: -14px; bottom: 7px; transform: rotate(-7deg); }
.landing-art-spark { position: absolute; line-height: 1; }
.landing-art-spark-one { top: 30px; right: -2px; color: #008f00; font-size: 48px; transform: rotate(10deg); }
.landing-art-spark-two { bottom: 84px; right: 14px; color: #ff6a00; font-size: 36px; }
.landing-example-word { position: absolute; bottom: 0; right: 44px; display: flex; align-items: center; gap: 16px; padding: 14px 22px; background: #fff3ea; border: 1px solid #f4dfce; border-radius: 18px; transform: rotate(-5deg); }
.landing-example-word > span:first-child { font-family: "Hiragino Mincho ProN", "Yu Mincho", serif; font-size: 35px; line-height: 48px; }
.landing-example-word > span:last-child > span { display: block; font-size: 12px; line-height: 20px; }
.landing-example-word small { display: block; font-size: 11px; line-height: 16px; color: #79583d; }

.landing-topics { display: flex; justify-content: space-between; flex-wrap: wrap; align-items: center; gap: 12px 20px; padding-block: 25px; border-top: 1px solid #e6eaed; border-bottom: 1px solid #e6eaed; font-size: 14px; font-weight: 500; line-height: 22px; color: #5b6773; }
.landing-topics > [aria-hidden] { color: #9daab7; font-size: 18px; font-weight: 400; }
.landing-features { padding-top: 105px; padding-bottom: 104px; scroll-margin-top: 28px; }
.landing-section-heading { position: relative; margin-bottom: 38px; }
.landing-section-heading .landing-eyebrow { color: #005fcc; margin-bottom: 16px; }
.landing-page h2 { font-size: clamp(33px, 3.5vw, 44px); font-weight: 700; line-height: 1.12; letter-spacing: -.04em; }
.landing-section-heading > p:last-child { position: absolute; right: 0; bottom: 2px; max-width: 330px; font-size: 15px; line-height: 24px; color: var(--landing-muted); }
.landing-feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.landing-feature { min-width: 0; overflow: hidden; border: 1px solid #e5e9ed; border-radius: 23px; }
.landing-feature-visual { height: 190px; position: relative; }
.landing-feature-copy { padding: 25px 26px 29px; }
.landing-feature-label { margin-bottom: 12px; font-size: 10px; font-weight: 650; line-height: 16px; letter-spacing: .08em; color: var(--landing-muted); }
.landing-feature h3 { font-size: 25px; font-weight: 650; line-height: 30px; letter-spacing: -.025em; }
.landing-feature-copy > p:last-child { margin-top: 15px; font-size: 14px; line-height: 23px; color: var(--landing-muted); }
.landing-dictionary-visual { display: flex; flex-direction: column; gap: 10px; justify-content: center; padding: 22px; background: #edf6ff; }
.landing-dictionary-search { display: flex; align-items: center; gap: 10px; padding: 11px 14px; background: #fff; border: 1px solid #e0eaf6; border-radius: 11px; font-size: 12px; line-height: 18px; color: #62758a; }
.landing-dictionary-search > span:last-child { margin-left: auto; font-size: 16px; }
.landing-search-glyph { display: inline-block; width: 11px; height: 11px; border: 1.5px solid currentColor; border-radius: 50%; position: relative; margin-right: 3px; }
.landing-search-glyph::after { content: ""; position: absolute; width: 5px; height: 1.5px; top: 8px; left: 7px; background: currentColor; transform: rotate(45deg); }
.landing-dictionary-result { display: flex; align-items: center; gap: 14px; padding: 14px; background: #fff; border: 1px solid #e0eaf6; border-radius: 12px; }
.landing-dictionary-result > span:first-child { font-size: 26px; line-height: 40px; white-space: nowrap; }
.landing-dictionary-result > div > span { display: block; font-size: 11px; line-height: 18px; }
.landing-dictionary-result small { display: block; font-size: 10px; line-height: 16px; white-space: nowrap; color: var(--landing-muted); }
.landing-bookmark { margin-left: auto; font-size: 23px; line-height: 24px; color: #0070e7; }
.landing-alphabet-visual { display: flex; align-items: center; justify-content: center; gap: 9px; padding: 20px; background: #eaf5eb; }
.landing-alphabet-visual > span { width: 79px; padding: 14px 4px 12px; border: 1px solid #d3e6d6; border-radius: 15px; background: #fff; text-align: center; font-family: "Hiragino Mincho ProN", "Yu Mincho", serif; font-size: 44px; line-height: 62px; }
.landing-alphabet-visual > span:first-child { transform: rotate(-8deg) translateY(6px); }
.landing-alphabet-visual > span:last-child { transform: rotate(8deg) translateY(6px); }
.landing-alphabet-visual small { display: block; font-family: system-ui, -apple-system, sans-serif; font-size: 9px; line-height: 16px; color: #526e59; }
.landing-personal-visual { display: flex; align-items: center; justify-content: center; padding: 20px; background: #fff3ea; }
.landing-mini-card { display: flex; flex-direction: column; align-items: center; justify-content: center; width: 86px; height: 112px; border: 1px solid #eddccd; border-radius: 15px; background: #fff; transform: rotate(-12deg) translateX(6px); }
.landing-mini-card > span { font-family: "Hiragino Mincho ProN", "Yu Mincho", serif; font-size: 44px; line-height: 60px; }
.landing-mini-card small { font-size: 10px; line-height: 18px; color: #7b6453; }
.landing-mini-card:nth-child(2) { z-index: 1; transform: translateY(-4px); background: #fffaf5; }
.landing-mini-card:nth-child(3) { transform: rotate(12deg) translateX(-6px); }
.landing-personal-heart { position: absolute; bottom: 23px; right: 28px; width: 35px; height: 35px; border: 1px solid #f9d4e0; border-radius: 50%; background: #fff; text-align: center; color: #e22b63; font-size: 20px; line-height: 34px; transform: rotate(-12deg); }

.landing-rhythm { display: grid; grid-template-columns: 1fr 1.25fr; gap: 70px; padding: 54px 64px; background: #f6f8fa; border-radius: 28px; scroll-margin-top: 28px; }
.landing-rhythm-intro .landing-eyebrow { color: var(--landing-muted); margin-bottom: 16px; }
.landing-rhythm-intro > p:not(.landing-eyebrow) { margin-top: 20px; color: var(--landing-muted); font-size: 14px; line-height: 24px; }
.landing-rhythm-mark { display: block; margin-top: 18px; color: #b6c6d8; font-family: "Hiragino Mincho ProN", "Yu Mincho", serif; font-size: 70px; line-height: 1.3; letter-spacing: .06em; }
.landing-rhythm-translation { font-size: 10px; color: #637486; line-height: 16px; }
.landing-steps { list-style: none; display: flex; flex-direction: column; justify-content: center; }
.landing-steps li { display: flex; align-items: flex-start; gap: 20px; padding-block: 26px; border-bottom: 1px solid #dfe5ea; }
.landing-steps li:first-child { padding-top: 0; }
.landing-steps li:last-child { border-bottom: 0; padding-bottom: 0; }
.landing-step-number { display: flex; align-items: center; justify-content: center; flex-shrink: 0; width: 33px; height: 33px; border: 1px solid #dbe5ef; background: #fff; border-radius: 10px; font-size: 11px; line-height: 16px; color: #526c87; }
.landing-steps h3 { font-size: 19px; font-weight: 600; line-height: 26px; letter-spacing: -.02em; }
.landing-steps p { margin-top: 8px; color: var(--landing-muted); font-size: 14px; line-height: 23px; }

.landing-start { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: 70px; padding: 110px 36px 86px; scroll-margin-top: 30px; }
.landing-start-copy .landing-eyebrow { margin-bottom: 18px; color: #005fcc; }
.landing-start-copy > p:not(.landing-eyebrow) { margin-top: 22px; color: var(--landing-muted); font-size: 15px; line-height: 25px; }
.landing-start-copy > img { margin-top: 14px; margin-left: -10px; transform: rotate(-8deg); }
.landing-auth { padding: 32px; border: 1px solid #dfe7ef; border-radius: 24px; box-shadow: 0 16px 45px #1a3a6007; background: #fff; }
.landing-auth-heading { display: flex; align-items: center; gap: 13px; margin-bottom: 18px; }
.landing-auth-heading h3 { font-size: 21px; line-height: 28px; font-weight: 650; letter-spacing: -.025em; }
.landing-auth #auth_hint { min-height: 42px; color: var(--landing-muted); font-size: 14px; line-height: 21px; overflow-wrap: anywhere; }
.landing-auth #auth_form { display: flex; flex-direction: column; gap: 12px; margin-top: 18px; }
.landing-auth-consents { display: flex; flex-direction: column; gap: 12px; padding: 3px 0 6px; }
.landing-auth-consents[hidden] { display: none; }
.landing-auth-check { display: flex; align-items: flex-start; gap: 11px; cursor: pointer; }
.landing-auth-check input[type="checkbox"] { flex-shrink: 0; width: 19px; height: 19px; margin: 1px 0 0; accent-color: #007bff; cursor: pointer; }
.landing-auth-check > span { font-size: 12px; line-height: 20px; color: #4f5c6b; }
.landing-auth-check a, .landing-auth-policy { color: #005fcc; text-decoration: underline; text-underline-offset: 3px; text-decoration-color: #a0c8f3; }
.landing-auth-policy { align-self: flex-start; margin-left: 30px; font-size: 11px; line-height: 18px; }
.landing-auth-check a:hover, .landing-auth-policy:hover { text-decoration-color: currentColor; }
.landing-auth :is(.mail, .code) { width: 100%; min-width: 0; height: 58px; padding: 16px 18px; border: 1px solid #d9e2ec; border-radius: 13px; outline: none; background: #f7f9fb; color: var(--landing-ink); font: inherit; font-size: 16px; line-height: 24px; transition: border-color 160ms ease, background-color 160ms ease; }
.landing-auth :is(.mail, .code)::placeholder { color: #687684; opacity: 1; }
.landing-auth :is(.mail, .code):focus { background: #fff; border-color: #007bff; box-shadow: 0 0 0 3px #007bff19; outline: 2px solid transparent; outline-offset: 2px; }
.landing-auth .code { letter-spacing: .2em; }
.landing-auth .code::placeholder { letter-spacing: normal; }
.landing-auth .btn { width: 100%; font-size: 15px; font-weight: 550; border-radius: 13px; }
.landing-auth .btn-primary > span { color: #fff; }
.landing-auth .btn[hidden], .landing-auth #extra_field { display: none; }
.landing-auth :is(button, input):disabled { cursor: wait; opacity: .6; }
.landing-auth .auth-status { min-height: 20px; font-size: 13px; line-height: 20px; color: #49664f; overflow-wrap: anywhere; }
.landing-auth .auth-status.is-error { color: #b51040; }
.landing-auth-note { padding-top: 16px; margin-top: 4px; border-top: 1px solid #ebeff2; color: var(--landing-muted); font-size: 12px; line-height: 20px; }
.landing-noscript { padding-top: 14px; color: #b51040; font-size: 13px; line-height: 20px; }
.landing-footer { display: flex; align-items: center; justify-content: space-between; gap: 36px; padding-top: 30px; padding-bottom: 40px; border-top: 1px solid #e5e9ed; }
.landing-footer-brand { display: flex; align-items: center; gap: 22px; }
.landing-footer-brand p { font-size: 11px; line-height: 17px; color: var(--landing-muted); }
.landing-footer-links { display: flex; flex-direction: column; gap: 7px; }
.landing-footer-links a { font-size: 11px; line-height: 18px; color: var(--landing-muted); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: #c4ced8; }
.landing-footer-links a:hover { color: #005fcc; text-decoration-color: #005fcc; }
.landing-footer-top { display: flex; align-items: center; gap: 12px; min-height: 44px; font-size: 12px; line-height: 20px; }

@media (max-width: 1080px) {
  .landing-brand-note { display: none; }
  .landing-hero { grid-template-columns: 1fr 1fr; padding-top: 42px; }
  .landing-hero-actions { gap: 15px; }
  .landing-hero-art { height: 490px; }
  .landing-symbol-card { right: 16px; width: 270px; }
  .landing-symbol { font-size: 134px; }
  .landing-hero-character { width: 205px; height: 205px; bottom: 5px; left: -16px; }
  .landing-kana-card { left: -5px; top: 105px; }
  .landing-example-word { right: 15px; bottom: 0; }
  .landing-art-spark-one { top: 12px; right: -4px; }
  .landing-art-spark-two { bottom: 84px; right: -9px; font-size: 28px; }
  .landing-feature-grid { gap: 14px; }
  .landing-feature-copy { padding: 22px 20px 26px; }
  .landing-feature h3 { font-size: 23px; line-height: 28px; }
  .landing-dictionary-visual { padding: 15px; }
  .landing-dictionary-result { gap: 9px; padding: 11px; }
  .landing-dictionary-result > span:first-child { font-size: 23px; }
  .landing-bookmark { display: none; }
  .landing-alphabet-visual { gap: 5px; padding: 14px; }
  .landing-alphabet-visual > span { font-size: 38px; }
  .landing-rhythm { gap: 40px; padding: 45px; }
  .landing-start { padding-inline: 16px; gap: 40px; }
}

@media (max-width: 800px) {
  .landing-container { width: calc(100% - 44px); }
  .landing-header { min-height: 82px; }
  .landing-nav { gap: 20px; }
  .landing-nav-section { display: none; }
  .landing-hero { grid-template-columns: minmax(0, 1fr); gap: 32px; padding-top: 35px; padding-bottom: 50px; }
  .landing-hero-copy { max-width: 560px; }
  .landing-hero h1 { font-size: clamp(48px, 8.9vw, 68px); }
  .landing-hero h1 br:nth-of-type(2) { display: none; }
  .landing-hero h1 > span::before { content: " "; }
  .landing-lead { max-width: 450px; margin-top: 24px; }
  .landing-hero-art { width: min(440px, 100%); height: 470px; justify-self: center; }
  .landing-art-orbit { inset: 26px -5px 14px; }
  .landing-symbol-card { top: 34px; right: 35px; width: 274px; }
  .landing-kana-card { left: 3px; top: 108px; }
  .landing-hero-character { left: -5px; bottom: 0; }
  .landing-example-word { right: 25px; bottom: 0; }
  .landing-art-spark-one { right: 0; }
  .landing-art-spark-two { right: 0; }
  .landing-topics { gap: 12px; padding-block: 20px; font-size: 12px; }
  .landing-topics > [aria-hidden] { font-size: 13px; }
  .landing-features { padding-block: 72px; }
  .landing-section-heading > p:last-child { position: static; max-width: 410px; margin-top: 20px; }
  .landing-feature-grid { grid-template-columns: 1fr; gap: 18px; }
  .landing-feature { display: grid; grid-template-columns: .95fr 1.1fr; }
  .landing-feature-visual { height: 100%; min-height: 230px; }
  .landing-feature-copy { padding: 26px; }
  .landing-feature h3 { font-size: 25px; line-height: 30px; }
  .landing-dictionary-visual { padding: 20px; }
  .landing-dictionary-result > span:first-child { font-size: 24px; }
  .landing-alphabet-visual { gap: 7px; padding: 22px; }
  .landing-rhythm { grid-template-columns: 1fr; gap: 34px; padding: 36px; }
  .landing-rhythm-intro { position: relative; padding-right: 135px; }
  .landing-rhythm-mark { position: absolute; right: -5px; top: 31px; font-size: 60px; }
  .landing-rhythm-translation { position: absolute; right: 2px; top: 137px; }
  .landing-steps li { gap: 18px; padding-block: 24px; }
  .landing-start { grid-template-columns: 1fr; gap: 30px; padding: 75px 0 65px; }
  .landing-start-copy { position: relative; padding-right: 120px; }
  .landing-start-copy > img { position: absolute; right: 0; bottom: -10px; width: 150px; height: 150px; margin: 0; }
  .landing-auth { width: 100%; max-width: 500px; justify-self: center; }
  .landing-footer { flex-wrap: wrap; gap: 25px; }
  .landing-footer-brand { width: 100%; }
  .landing-footer-top { margin-left: auto; }
}

@media (max-width: 520px) {
  .landing-container { width: calc(100% - 40px); }
  .landing-header { min-height: 78px; }
  .landing-brand img { width: 112px; height: 32px; }
  .landing-nav-login { gap: 18px; min-height: 42px; padding: 8px 14px; font-size: 13px; }
  .landing-hero { padding-top: 23px; gap: 32px; padding-bottom: 36px; }
  .landing-hero .landing-eyebrow { margin-bottom: 20px; font-size: 12px; }
  .landing-hero h1 { font-size: clamp(46px, 11.4vw, 59px); line-height: 1.06; }
  .landing-hero h1 br:nth-of-type(2) { display: initial; }
  .landing-hero h1 > span::before { content: none; }
  .landing-lead { max-width: 370px; margin-top: 22px; font-size: 15px; line-height: 25px; }
  .landing-hero-actions { align-items: flex-start; flex-direction: column; gap: 12px; margin-top: 26px; }
  .landing-button { width: 100%; font-size: 15px; }
  .landing-text-link { justify-content: center; width: 100%; min-height: 32px; }
  .landing-hero-note { text-align: center; margin-top: 11px; font-size: 11px; }
  .landing-hero-art { height: 410px; max-width: 345px; }
  .landing-art-caption { left: 9px; font-size: 10px; }
  .landing-symbol-card { top: 37px; right: 20px; width: 234px; padding: 18px 19px 15px; border-radius: 21px; }
  .landing-symbol { font-size: 112px; }
  .landing-symbol-meta { font-size: 8px; }
  .landing-symbol-reading { font-size: 12px; line-height: 19px; }
  .landing-symbol-meaning { font-size: 17px; line-height: 24px; }
  .landing-symbol-footer { margin-top: 18px; padding-top: 12px; font-size: 8px; gap: 6px; }
  .landing-hero-character { width: 172px; height: 172px; left: -12px; bottom: 0; }
  .landing-kana-card { left: -5px; top: 103px; gap: 8px; padding: 8px 12px; border-radius: 14px; }
  .landing-kana-card > span { font-size: 43px; line-height: 50px; }
  .landing-kana-card > div > span { font-size: 16px; line-height: 23px; }
  .landing-kana-card small { font-size: 9px; }
  .landing-art-spark-one { top: 19px; right: -3px; font-size: 32px; }
  .landing-art-spark-two { bottom: 72px; right: -7px; font-size: 25px; }
  .landing-example-word { right: 7px; bottom: 1px; gap: 12px; padding: 10px 16px; border-radius: 15px; }
  .landing-example-word > span:first-child { font-size: 29px; line-height: 40px; }
  .landing-example-word > span:last-child > span { font-size: 10px; line-height: 17px; }
  .landing-example-word small { font-size: 10px; line-height: 15px; }
  .landing-topics { display: grid; grid-template-columns: auto auto; justify-content: space-between; gap: 10px 18px; padding-block: 18px; font-size: 12px; }
  .landing-topics > [aria-hidden] { display: none; }
  .landing-features { padding-block: 58px; }
  .landing-page h2 { font-size: 33px; line-height: 1.15; }
  .landing-section-heading { margin-bottom: 26px; }
  .landing-section-heading > p:last-child { margin-top: 16px; font-size: 14px; line-height: 23px; }
  .landing-feature { display: block; border-radius: 20px; }
  .landing-feature-visual { height: 188px; min-height: 0; }
  .landing-feature-copy { padding: 24px; }
  .landing-dictionary-visual { padding: 25px 28px; }
  .landing-dictionary-result { gap: 14px; padding: 12px 14px; }
  .landing-dictionary-result > span:first-child { font-size: 28px; }
  .landing-bookmark { display: block; }
  .landing-alphabet-visual { gap: 10px; }
  .landing-alphabet-visual > span { width: 80px; font-size: 44px; }
  .landing-feature-copy > p:last-child { font-size: 14px; line-height: 24px; }
  .landing-rhythm { gap: 32px; padding: 28px 24px; border-radius: 22px; }
  .landing-rhythm-intro { padding-right: 0; }
  .landing-rhythm-mark, .landing-rhythm-translation { display: none; }
  .landing-rhythm-intro > p:not(.landing-eyebrow) { margin-top: 16px; font-size: 13px; line-height: 23px; }
  .landing-steps li { gap: 13px; padding-block: 22px; }
  .landing-step-number { width: 29px; height: 29px; border-radius: 9px; font-size: 10px; }
  .landing-steps h3 { font-size: 17px; line-height: 24px; }
  .landing-steps p { font-size: 13px; line-height: 22px; }
  .landing-start { padding-block: 62px 54px; gap: 28px; }
  .landing-start-copy { padding-right: 0; }
  .landing-start-copy > img { display: none; }
  .landing-start-copy > p:not(.landing-eyebrow) { margin-top: 16px; font-size: 14px; line-height: 24px; }
  .landing-auth { padding: 25px 22px; border-radius: 20px; }
  .landing-auth-heading { gap: 11px; margin-bottom: 16px; }
  .landing-auth-heading h3 { font-size: 20px; }
  .landing-auth-heading img { width: 36px; height: 36px; }
  .landing-auth #auth_hint { font-size: 13px; line-height: 21px; }
  .landing-auth #auth_form { margin-top: 16px; }
  .landing-auth-note { font-size: 11px; line-height: 19px; }
  .landing-footer { align-items: flex-start; padding-block: 25px 30px; gap: 24px; }
  .landing-footer-brand { gap: 20px; }
  .landing-footer-links { width: 100%; }
  .landing-footer-top { margin-left: 0; min-height: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  html.landing-root { scroll-behavior: auto; }
  .landing-page *, .landing-page *::before, .landing-page *::after { transition: none !important; }
}