:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #222822;
  background: #f8f6f1;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; }
button, input { font: inherit; }
a { color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid #d67948; outline-offset: 4px; }

.site-shell { max-width: 1240px; margin: 0 auto; padding: 0 56px; }
.site-header, .site-footer { display: flex; align-items: center; justify-content: space-between; }
.site-header { min-height: 104px; border-bottom: 1px solid #e5e2da; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 18px; font-weight: 750; letter-spacing: -.055em; text-decoration: none; white-space: nowrap; }
.brand-icon { width: 31px; height: 31px; border-radius: 9px; background: #283a32; display: inline-flex; align-items: center; justify-content: center; gap: 3px; flex: none; }
.brand-icon span { display: block; width: 3px; border-radius: 4px; background: #faf7ee; }
.brand-icon span:nth-child(1), .brand-icon span:nth-child(3) { height: 10px; }
.brand-icon span:nth-child(2) { height: 18px; }
.header-note { color: #777b70; font-size: 13px; }

.eyebrow { display: flex; align-items: center; gap: 9px; margin: 0; color: #577466; font-size: 12px; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: #d9784b; box-shadow: 0 0 0 5px #f4dfd1; }
.hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); align-items: center; gap: 42px; min-height: 625px; padding: 78px 0 88px; }
.hero-copy { position: relative; z-index: 1; }
h1, h2, h3, p { overflow-wrap: break-word; }
.hero h1 { max-width: 690px; margin: 27px 0 24px; font-size: clamp(48px, 5.8vw, 82px); line-height: 1.055; letter-spacing: -.075em; font-weight: 750; }
.hero h1 em { color: #cc7248; font-family: Georgia, 'Times New Roman', serif; font-weight: 400; letter-spacing: -.075em; }
.hero-description { max-width: 520px; margin: 0; color: #6a7067; font-size: 17px; line-height: 1.7; }
.address-card { max-width: 535px; margin-top: 36px; padding: 21px 22px 18px; border: 1px solid #e3ded3; border-radius: 17px; background: #fffefa; box-shadow: 0 17px 40px rgba(53, 55, 43, .055); }
.field-label { margin: 0 0 13px; color: #777a70; font-size: 11px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.address-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.address-value { min-width: 0; color: #2a352e; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: clamp(13px, 1.4vw, 17px); font-weight: 650; overflow-wrap: anywhere; }
.address-placeholder { color: #85877f; font-family: inherit; font-weight: 550; }
.button { border: 0; border-radius: 9px; min-height: 43px; padding: 0 16px; font-size: 13px; font-weight: 700; white-space: nowrap; transition: background .2s, transform .2s; }
.button:hover { transform: translateY(-2px); }
.button-dark { background: #293b32; color: #fff; }
.button-dark:hover { background: #3a5144; }
.address-help { min-height: 18px; margin: 14px 0 0; color: #83877d; font-size: 12px; }

.hero-art { position: relative; width: 100%; min-height: 425px; display: grid; place-items: center; }
.art-halo { position: absolute; width: min(100%, 415px); aspect-ratio: 1; border-radius: 50%; background: #eee9de; box-shadow: inset 0 0 0 1px #e7e0d3; }
.art-halo::after { content: ''; position: absolute; inset: 36px; border: 1px solid rgba(255, 255, 255, .75); border-radius: 50%; }
.art-mail { position: relative; width: min(76%, 325px); min-height: 318px; padding: 32px 33px; border-radius: 15px; background: #fffefa; box-shadow: 0 24px 47px rgba(75, 69, 50, .18); transform: rotate(-9deg) translate(-22px, -13px); }
.art-mail-top { display: flex; gap: 7px; margin-bottom: 38px; }
.art-mail-top span { width: 7px; height: 7px; background: #dfd8ca; border-radius: 50%; }
.art-mail-line { width: 79%; height: 9px; border-radius: 9px; background: #e6e3dc; margin-top: 16px; }
.art-mail-line-long { width: 95%; height: 11px; background: #b8c8bc; }
.art-mail-line-mid { width: 67%; }
.art-mail-line-short { width: 48%; }
.art-player { position: absolute; right: -14px; bottom: 63px; display: flex; align-items: center; gap: 13px; width: 280px; padding: 13px 17px; border-radius: 16px; background: #2a3c32; color: white; box-shadow: 0 18px 32px rgba(31, 51, 36, .25); transform: rotate(6deg); }
.art-play { display: grid; place-items: center; flex: none; width: 35px; height: 35px; border-radius: 50%; background: #f6eee4; color: #33493b; font-size: 10px; padding-left: 2px; }
.art-wave, .listen-wave { display: flex; align-items: center; justify-content: center; gap: 3px; height: 31px; flex: 1; }
.art-wave i, .listen-wave i { display: block; width: 3px; height: 10px; border-radius: 5px; background: #c5d4be; }
.art-wave i:nth-child(3n), .listen-wave i:nth-child(3n) { height: 22px; }
.art-wave i:nth-child(4n), .listen-wave i:nth-child(4n) { height: 15px; }
.art-wave i:nth-child(5n), .listen-wave i:nth-child(5n) { height: 28px; }
.art-player-time { font-size: 10px; color: #d9e2d4; }
.art-spark { position: absolute; width: 12px; height: 12px; border-radius: 3px; background: #d8845a; transform: rotate(45deg); }
.art-spark-one { right: 28px; top: 48px; }
.art-spark-two { left: 5px; bottom: 85px; width: 7px; height: 7px; background: #829c84; }

.steps { padding: 47px 0 100px; border-top: 1px solid #e5e2da; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 34px; }
.section-heading h2 { max-width: 535px; margin: 0; font-size: clamp(29px, 3.1vw, 42px); line-height: 1.18; letter-spacing: -.055em; }
.step-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }
.step-card { min-height: 211px; padding: 27px 27px 25px; border: 1px solid #e6e1d6; border-radius: 16px; background: #fdfcf8; }
.step-number { color: #c87951; font: 400 25px Georgia, 'Times New Roman', serif; }
.step-card h3 { margin: 29px 0 8px; font-size: 18px; letter-spacing: -.035em; }
.step-card p { margin: 0; color: #777b71; font-size: 13px; line-height: 1.65; }
.privacy-note { max-width: 760px; margin: 25px 0 0; color: #777b71; font-size: 12px; line-height: 1.65; }
.site-footer { min-height: 112px; border-top: 1px solid #e5e2da; color: #7a7d73; font-size: 12px; }
.footer-brand { color: #334038; font-size: 14px; }
.footer-brand .brand-icon { width: 25px; height: 25px; border-radius: 7px; }

.play-main { display: flex; flex-direction: column; align-items: center; padding: 72px 0 84px; }
.listening-card { width: min(100%, 760px); overflow: hidden; border: 1px solid #e6e0d5; border-radius: 20px; background: #fffefa; box-shadow: 0 24px 60px rgba(55, 61, 45, .07); }
.listening-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 23px 32px; }
.audio-badge { padding: 7px 11px; border-radius: 30px; color: #5a7866; background: #ebf1e9; font-size: 11px; font-weight: 700; white-space: nowrap; }
.listening-illustration { position: relative; display: flex; align-items: center; justify-content: center; height: 255px; overflow: hidden; background: #e9eae1; }
.listening-illustration::before, .listening-illustration::after { content: ''; position: absolute; width: 430px; height: 430px; border: 1px solid rgba(255,255,255,.75); border-radius: 50%; }
.listening-illustration::before { transform: translate(-125px, 100px); }
.listening-illustration::after { transform: translate(160px, -95px); }
.listen-disc { position: absolute; width: 164px; height: 164px; border-radius: 50%; background: repeating-radial-gradient(circle, #354b3b 0 2px, #2b4034 3px 7px); box-shadow: 0 15px 28px rgba(42, 56, 41, .23); }
.listen-disc-center { position: absolute; top: 50%; left: 50%; width: 45px; height: 45px; border: 9px solid #f6e9d9; border-radius: 50%; background: #d88158; transform: translate(-50%, -50%); }
.listen-wave { position: absolute; z-index: 1; left: calc(50% + 63px); top: 50%; width: 187px; padding: 0 17px; height: 50px; border-radius: 10px; background: #fffefa; box-shadow: 0 10px 25px rgba(50, 55, 40, .11); transform: translateY(-50%); }
.listen-wave i { width: 3px; background: #cf815a; }
.listening-content { padding: 36px 49px 42px; }
.listening-content h1 { margin: 0; font-size: clamp(29px, 4vw, 43px); line-height: 1.18; letter-spacing: -.06em; }
.player-intro { margin: 12px 0 30px; color: #777b72; font-size: 14px; }
.native-player { display: block; width: 100%; height: 54px; }
.expiry-panel { display: flex; align-items: start; gap: 15px; margin-top: 29px; padding: 19px 21px; border: 1px solid #e7e7d9; border-radius: 12px; background: #f8f9f2; }
.expiry-icon { display: grid; place-items: center; flex: none; width: 28px; height: 28px; border-radius: 50%; background: #e8ede2; color: #54705b; font-size: 22px; line-height: 1; }
.expiry-title { margin: 1px 0 5px; font-size: 13px; font-weight: 600; }
.expiry-title strong { color: #355c43; }
.expiry-detail { margin: 0; color: #84877b; font-size: 12px; }
.expiry-panel.is-expired { border-color: #eddcd3; background: #fcf4f0; }
.expiry-panel.is-expired .expiry-title strong { color: #a95542; }
.play-footnote { margin: 29px 0 0; color: #7b8075; font-size: 13px; text-align: center; }
.play-footnote a { color: #3b6851; font-weight: 700; text-underline-offset: 3px; }
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }

@media (max-width: 900px) {
  .site-shell { padding: 0 32px; }
  .hero { gap: 20px; min-height: 550px; }
  .hero h1 { font-size: clamp(46px, 6.5vw, 64px); }
  .hero-art { min-height: 350px; }
  .art-player { right: -10px; width: 225px; }
}

@media (max-width: 700px) {
  .site-shell { padding: 0 22px; }
  .site-header { min-height: 78px; }
  .header-note { display: none; }
  .hero { grid-template-columns: 1fr; gap: 0; padding: 55px 0 58px; }
  .hero h1 { margin-top: 22px; font-size: clamp(45px, 11vw, 64px); }
  .hero-description { font-size: 15px; }
  .address-card { margin-top: 30px; }
  .hero-art { min-height: 320px; max-width: 390px; margin: 40px auto 0; }
  .art-halo { width: 320px; }
  .art-mail { width: 235px; min-height: 265px; padding: 25px; }
  .art-player { right: 0; bottom: 23px; }
  .steps { padding: 42px 0 66px; }
  .section-heading { display: block; }
  .section-heading h2 { margin-top: 15px; }
  .step-grid { grid-template-columns: 1fr; }
  .step-card { min-height: 0; padding: 23px; }
  .step-card h3 { margin-top: 17px; }
  .site-footer { min-height: 96px; }
  .site-footer p { display: none; }
  .play-main { padding: 44px 0 60px; }
  .listening-top { padding: 20px; }
  .listening-illustration { height: 210px; }
  .listening-content { padding: 29px 25px 32px; }
}

@media (max-width: 430px) {
  .address-row { align-items: stretch; flex-direction: column; }
  .address-value { font-size: 15px; }
  .button { width: 100%; }
  .hero-art { transform: scale(.88); margin: 5px auto -15px; }
  .listening-top .eyebrow { font-size: 10px; }
  .audio-badge { font-size: 10px; }
  .listen-wave { left: calc(50% + 42px); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}