/* LP。アプリと同じ円相・青墨・金の大気。 */
body.landing { position: relative; isolation: isolate; overflow-x: clip; }
.atmosphere { position: fixed; z-index: -2; inset: 0; pointer-events: none; overflow: hidden; background: radial-gradient(ellipse at 78% 20%, var(--accent-soft), transparent 48%), radial-gradient(ellipse at 15% 65%, #6575850a, transparent 55%); }
.atmosphere::after { content: ""; position: absolute; inset: 0; opacity: .055; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath fill='%23fff' filter='url(%23n)' opacity='.5' d='M0 0h180v180H0z'/%3E%3C/svg%3E"); }
.top { padding-top: 30px; }
.top-actions { display: flex; align-items: center; gap: 28px; }
.site-nav { display: flex; gap: 30px; margin-left: auto; }
.site-nav a { display: inline-flex; align-items: center; min-height: 44px; color: var(--ink2); text-decoration: none; font-size: 11px; letter-spacing: .06em; }
.site-nav a:hover { color: var(--accent); }
.theme-toggle { display: grid; place-items: center; width: 44px; height: 44px; padding: 12px; border: 0; background: none; }
.theme-toggle svg { width: 17px; height: 17px; }
.theme-toggle .moon { display: none; }
html[data-theme="light"] .theme-toggle .sun { display: none; }
html[data-theme="light"] .theme-toggle .moon { display: block; }
.wrap { max-width: 1168px; margin: auto; }
.hero { position: relative; display: grid; grid-template-columns: 1.12fr 1fr; align-items: center; gap: 32px; min-height: 670px; padding: 66px 0 90px; }
.hero-copy { position: relative; z-index: 1; }
.hero h1 { margin: 0 0 30px; font: 400 clamp(42px, 4.6vw, 65px)/1.55 var(--serif); letter-spacing: .1em; }
html[lang="en"] .hero h1 { font-size: clamp(52px, 5.7vw, 80px); line-height: 1.18; letter-spacing: -.035em; }
.hero-intro { max-width: 370px; margin: 0 0 32px; color: var(--ink2); font-size: 14px; line-height: 2.1; }
.hero .cta { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.availability { margin-top: 18px; font-size: 10px; color: var(--ink3); letter-spacing: .06em; }
.text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; font-size: 12px; color: var(--ink2); text-decoration: none; }
.text-link:hover { color: var(--accent); }
.hero-visual { position: relative; width: 100%; display: grid; place-items: center; min-height: 440px; }
.hero-visual::before { content: ""; position: absolute; width: 115%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(closest-side, #c9a96a0d, transparent); }
.enso-stage { position: relative; width: min(100%, 430px); aspect-ratio: 1; display: grid; place-items: center; }
.enso-stage > img { position: absolute; width: 100%; height: 100%; object-fit: contain; opacity: .84; transition: transform .7s ease, opacity .7s; }
.enso-content { position: relative; text-align: center; padding-top: 12px; }
.breath-number { font: 400 82px/1.1 var(--serif); letter-spacing: -.05em; }
.breath-unit { margin: 10px 0 0; color: var(--ink3); font-size: 9px; letter-spacing: .23em; text-transform: uppercase; }
.breath-phase { min-height: 46px; margin: 0 0 8px; font: 400 24px/1.7 var(--serif); letter-spacing: .16em; }
.breath-progress { color: var(--ink3); font-size: 11px; letter-spacing: .08em; }
.breath-toggle { position: absolute; bottom: -10px; display: inline-flex; align-items: center; gap: 12px; min-height: 44px; padding: 6px 0; border: 0; border-bottom: 1px solid var(--hair); background: none; font-size: 11px; letter-spacing: .08em; color: var(--ink2); }
.breath-toggle[hidden] { display: none; }
.breath-toggle:hover { border-color: var(--accent); color: var(--accent); }
.breath-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
.visual-caption { position: absolute; right: 4px; bottom: 8px; color: var(--ink3); font-size: 8px; letter-spacing: .18em; writing-mode: vertical-rl; }
.hero-bottom { display: flex; justify-content: space-between; align-items: center; padding-bottom: 30px; color: var(--ink3); font-size: 9px; letter-spacing: .14em; }
.hero-bottom a { display: inline-flex; align-items: center; gap: 14px; min-height: 44px; text-decoration: none; }
.hero-bottom span { color: var(--accent); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); list-style: none; padding: 32px 0; margin: 0; border-block: 1px solid var(--hair); }
.steps li { display: flex; gap: 20px; align-items: flex-start; padding: 0 34px; border-left: 1px solid var(--hair); }
.steps li:first-child { padding-left: 0; border-left: 0; }
.steps li:last-child { padding-right: 0; }
.step-number { padding-top: 3px; color: var(--accent); font: 400 12px/1.8 var(--serif); letter-spacing: .12em; }
.steps h2 { margin: 0 0 7px; font: 400 17px/1.7 var(--serif); letter-spacing: .05em; }
.steps p { margin: 0; color: var(--ink3); font-size: 11px; line-height: 1.8; }
.story { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 110px; padding: 150px 0; }
.section-title { margin: 0 0 26px; font: 400 clamp(28px, 3.2vw, 43px)/1.8 var(--serif); letter-spacing: .08em; }
html[lang="en"] .section-title { line-height: 1.35; letter-spacing: -.02em; }
.section-copy { color: var(--ink2); font-size: 13px; line-height: 2.1; max-width: 380px; }
.section-copy p { margin: 0 0 18px; }
.small-rule { width: 32px; height: 1px; margin: 28px 0; background: var(--accent); }
.inline-note { display: flex; gap: 12px; align-items: baseline; color: var(--ink3); font-size: 10px; }
.inline-note span { color: var(--accent); }
.day-preview { position: relative; padding: 32px 32px 28px; background: linear-gradient(150deg, #ffffff05, transparent 75%); border: 1px solid var(--hair); border-radius: 4px; }
.preview-head { display: flex; justify-content: space-between; gap: 20px; align-items: center; padding-bottom: 26px; }
.preview-title { font: 400 23px/1.4 var(--serif); letter-spacing: .04em; }
.preview-date { font-size: 9px; color: var(--ink3); letter-spacing: .08em; }
.preview-quote { margin: 0 0 30px 42px; font: 400 14px/1.8 var(--serif); letter-spacing: .08em; }
.day-line { display: grid; grid-template-columns: 38px 1fr; min-height: 75px; position: relative; }
.day-time { padding-top: 10px; color: var(--ink3); font-size: 9px; }
.day-band { position: relative; border-left: 1px solid var(--hair); padding: 10px 0 22px 20px; }
.day-band::before { content: ""; position: absolute; width: 5px; height: 5px; border-radius: 50%; background: var(--hair); left: -3px; top: 17px; }
.day-band strong { display: block; font-size: 12px; font-weight: 400; }
.day-band small { display: block; color: var(--ink3); font-size: 9px; margin-top: 3px; }
.day-line.current .day-band { background: var(--accent-soft); border-color: var(--accent); padding-right: 12px; margin-bottom: 16px; }
.day-line.current .day-band::before { background: var(--accent); }
.day-line.current .day-band small { color: var(--accent); }
.day-line:last-of-type .day-band { padding-bottom: 8px; }
.preview-caption { margin: 22px 0 0; color: var(--ink3); font-size: 9px; text-align: right; letter-spacing: .04em; }
.practice-section { padding: 0 0 140px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 28px; margin-bottom: 42px; }
.section-heading .section-title { margin: 0; }
.section-heading > p { color: var(--ink3); max-width: 240px; font-size: 12px; line-height: 1.9; }
.practices { display: grid; grid-template-columns: 1fr 1fr; border-block: 1px solid var(--hair); }
.practice { display: grid; grid-template-columns: 116px 1fr; gap: 34px; align-items: center; padding: 40px 42px 40px 0; }
.practice + .practice { padding: 40px 0 40px 42px; border-left: 1px solid var(--hair); }
.practice-image { display: grid; align-items: center; width: 116px; height: 132px; }
.practice-image img { width: 116px; max-height: 132px; object-fit: contain; opacity: .75; }
.practice .eyebrow { margin-bottom: 10px; font-size: 9px; }
.practice h3 { margin: 0 0 12px; font: 400 21px/1.7 var(--serif); letter-spacing: .05em; }
.practice p { margin: 0; color: var(--ink3); font-size: 11px; line-height: 2; }
.blocking { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 100px; align-items: center; padding: 70px; background: var(--surface); border: 1px solid var(--hair); border-radius: 4px; }
.blocking .section-title { font-size: clamp(28px, 3vw, 38px); }
.shield-preview { text-align: center; }
.shield-preview img { display: block; width: 88px; height: 88px; margin: 0 auto 10px; object-fit: contain; opacity: .75; }
.shield-preview h3 { font: 400 19px/1.8 var(--serif); letter-spacing: .08em; margin: 0 0 12px; }
.shield-preview > p { max-width: 210px; margin: 0 auto 24px; color: var(--ink3); font-size: 10px; line-height: 1.9; }
.shield-choice { padding: 10px 18px; border: 1px solid var(--hair); max-width: 260px; margin: 0 auto; border-radius: 3px; font-size: 11px; color: var(--ink2); }
.shield-preview .preview-caption { margin-top: 16px; font-size: 8px; text-align: center; }
.promise-section { padding: 140px 0 120px; display: grid; grid-template-columns: .85fr 1.15fr; gap: 110px; }
.promises { padding: 0; margin: 0; list-style: none; }
.promises li { display: grid; grid-template-columns: 28px 1fr; column-gap: 18px; padding: 25px 0; border-bottom: 1px solid var(--hair); }
.promises li:first-child { padding-top: 0; }
.promise-number { color: var(--accent); padding-top: 3px; font-size: 10px; }
.promises h3 { margin: 0 0 9px; font: 400 18px/1.7 var(--serif); letter-spacing: .04em; }
.promises p { margin: 0; color: var(--ink3); font-size: 12px; line-height: 2; }
.promise-link { display: inline-flex; align-items: center; min-height: 44px; margin-top: 16px; color: var(--ink2); font-size: 11px; }
.closing { position: relative; text-align: center; padding: 85px 24px 60px; border-top: 1px solid var(--hair); overflow: hidden; }
.closing .section-title { margin-bottom: 28px; font-size: clamp(30px, 4.2vw, 52px); }
.closing .note { margin: 20px auto 0; max-width: 440px; font-size: 11px; }
.closing .availability { margin-top: 16px; }
.closing-mark { width: 60px; height: 60px; object-fit: contain; opacity: .5; margin: 0 auto 28px; display: block; }
.landing .foot { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 40px; }
.landing .foot p { margin: 0; }
.reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  html.has-observer .reveal { opacity: 0; transform: translateY(16px); transition: opacity .8s ease, transform .8s ease; }
  html.has-observer .reveal.is-visible { opacity: 1; transform: none; }
}
@media (max-width: 1248px) { .wrap { margin-inline: 40px; } }
@media (max-width: 1000px) {
  .site-nav { gap: 18px; }
  .top-actions { gap: 12px; }
  .hero { min-height: 600px; padding-top: 44px; }
  .hero h1 { font-size: 45px; }
  .hero-visual { min-height: 350px; }
  .breath-number { font-size: 68px; }
  .story { gap: 50px; padding-block: 110px; }
  .practice { grid-template-columns: 80px 1fr; gap: 22px; padding-right: 25px; }
  .practice + .practice { padding-left: 25px; }
  .practice-image, .practice-image img { width: 80px; }
  .blocking { gap: 50px; padding: 50px 40px; }
  .promise-section { gap: 60px; }
}
@media (max-width: 760px) {
  .site-nav { display: none; }
  .hero { grid-template-columns: 1fr; gap: 0; padding: 48px 0 50px; }
  .hero h1 { font-size: clamp(35px, 7.8vw, 52px); margin-bottom: 22px; }
  .hero-copy { text-align: center; }
  .hero-intro { margin: 0 auto 28px; max-width: 350px; font-size: 12px; }
  .hero .cta { justify-content: center; gap: 12px 24px; }
  .hero-visual { min-height: 0; margin: 48px auto 30px; width: min(100%, 350px); }
  .hero-visual::before { width: 100%; }
  .enso-stage { width: 300px; max-width: 100%; }
  .breath-number { font-size: 62px; }
  .breath-toggle { bottom: -15px; }
  .visual-caption { right: -12px; }
  .hero-bottom { padding-bottom: 12px; font-size: 8px; }
  .steps { padding-block: 26px; }
  .steps li { display: block; padding-inline: 18px; }
  .step-number { display: block; margin-bottom: 9px; font-size: 10px; }
  .steps h2 { font-size: 14px; }
  .steps p { font-size: 10px; }
  .story { grid-template-columns: 1fr; gap: 40px; padding-block: 85px; }
  .section-title { font-size: 30px; }
  .section-copy { max-width: 480px; }
  .day-preview { width: 100%; max-width: 440px; margin: auto; padding: 26px 24px; }
  .section-heading { display: block; margin-bottom: 30px; }
  .section-heading > p { max-width: none; margin-top: 18px; }
  .practice-section { padding-bottom: 80px; }
  .practices { grid-template-columns: 1fr; }
  .practice, .practice + .practice { grid-template-columns: 88px 1fr; padding: 30px 0; gap: 26px; border-left: 0; }
  .practice + .practice { border-top: 1px solid var(--hair); }
  .practice-image, .practice-image img { width: 88px; height: 100px; }
  .practice h3 { font-size: 20px; }
  .blocking { grid-template-columns: 1fr; gap: 40px; padding: 36px 26px; }
  .shield-preview { padding-top: 30px; border-top: 1px solid var(--hair); }
  .promise-section { grid-template-columns: 1fr; gap: 35px; padding-block: 85px; }
  .closing { padding: 60px 0 40px; }
  .landing .foot { display: block; }
  .landing .foot p { margin-top: 20px; }
}
@media (max-width: 600px) {
  .wrap { margin-inline: 24px; }
  .top { padding-top: 18px; }
  .top-actions { gap: 0; }
  .theme-toggle { width: 44px; padding: 12px; }
  .lang { gap: 11px; font-size: 11px; }
  html[lang="en"] .hero h1 { font-size: clamp(45px, 11vw, 64px); }
  .hero .eyebrow { font-size: 8px; letter-spacing: .18em; }
  .hero .cta .button { width: 100%; max-width: 310px; }
  .hero .text-link { display: none; }
  .hero-bottom { gap: 12px; }
  .hero-bottom > p { max-width: 160px; }
  .steps li { padding-inline: 14px; }
  .steps h2 { font-size: 12px; }
  .steps p { font-size: 9px; }
}