:root{
  --ink:#5a4350; --pink:#ff9fb6; --pink-deep:#f26d94; --cream:#fffaf5; --bg:#ffeef4;
  --card:#fff; --line:#eccfdc; --shadow:0 8px 24px rgba(120,70,95,.12);
  --font-body:'Kosugi Maru','M PLUS Rounded 1c','Hiragino Maru Gothic ProN',system-ui,sans-serif;
  --font-zh:'PingFang SC','Noto Sans SC','Noto Sans CJK SC','Microsoft YaHei',system-ui,sans-serif;
  --font-ko:'Apple SD Gothic Neo','Noto Sans KR','Noto Sans CJK KR','Malgun Gothic',system-ui,sans-serif;
  --font-vi:'M PLUS Rounded 1c',ui-rounded,system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);background:linear-gradient(180deg,#ffeef4 0%,#fff8ee 60%,#fffaf5 100%);
  line-height:1.6;min-height:100vh;
}
h1,h2,h3{font-family:'M PLUS Rounded 1c','Kosugi Maru',sans-serif;font-weight:800;line-height:1.25}

/* per language fonts: zh and ko use their own system fonts, not the Japanese ones;
   vi starts with a font that has all its letters (Kosugi Maru has none of them) */
:lang(zh),.langs button:lang(zh){font-family:var(--font-zh)}
:lang(ko),.langs button:lang(ko){font-family:var(--font-ko);word-break:keep-all}
:lang(vi),.langs button:lang(vi){font-family:var(--font-vi)}
.langs button:lang(ja),.langs button:lang(en),.langs-note span:lang(ja),.langs-note span:lang(en){font-family:var(--font-body)}

/* language blocks: only the active language shows */
html[lang="ja"] [data-en],html[lang="ja"] [data-zh],html[lang="ja"] [data-ko],html[lang="ja"] [data-vi],
html[lang="en"] [data-ja],html[lang="en"] [data-zh],html[lang="en"] [data-ko],html[lang="en"] [data-vi],
html[lang="zh-Hans"] [data-ja],html[lang="zh-Hans"] [data-en],html[lang="zh-Hans"] [data-ko],html[lang="zh-Hans"] [data-vi],
html[lang="ko"] [data-ja],html[lang="ko"] [data-en],html[lang="ko"] [data-zh],html[lang="ko"] [data-vi],
html[lang="vi"] [data-ja],html[lang="vi"] [data-en],html[lang="vi"] [data-zh],html[lang="vi"] [data-ko]{display:none}

.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 16px;padding:16px 24px;max-width:1080px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink);text-decoration:none}
.brand img{border-radius:10px}
.langs{display:flex;flex-wrap:wrap;gap:6px}
.langs button{
  font:inherit;font-size:13px;padding:6px 12px;border-radius:999px;border:2px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;
}
.langs button.on{background:var(--pink);border-color:var(--pink);color:#fff}

main{max-width:1080px;margin:0 auto;padding:0 24px 40px}

.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;padding:40px 0 56px}
.eyebrow{color:var(--pink-deep);font-weight:800;letter-spacing:.04em;margin-bottom:10px}
.hero h1{font-size:clamp(34px,5.2vw,58px);margin-bottom:18px}
.lead{font-size:18px;opacity:.85;max-width:52ch;margin-bottom:22px}
.cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:12px}
.badge{display:inline-block;padding:10px 16px;border-radius:999px;border:2px solid var(--line);background:#fff;font-size:14px}
.btn{
  display:inline-block;padding:12px 20px;border-radius:999px;background:var(--pink-deep);color:#fff;
  text-decoration:none;font-weight:800;box-shadow:var(--shadow);
}
.btn:hover{filter:brightness(1.05)}
.langs-note{font-size:13px;opacity:.6}
.appstore{display:inline-block;line-height:0}
.appstore img{height:56px;width:auto;display:inline-block;vertical-align:middle}
.hero-art{text-align:center}
.hero-art img{width:min(100%,460px);height:auto;filter:drop-shadow(0 18px 30px rgba(242,109,148,.25));animation:float 4s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:56px}
.card{background:var(--card);border:2px solid var(--line);border-radius:22px;padding:22px 20px;box-shadow:var(--shadow)}
.card .ico{font-size:34px;margin-bottom:8px}
.card h3{font-size:18px;margin-bottom:8px}
.card p{font-size:14.5px;opacity:.85}

.shots{text-align:center;margin-bottom:56px}
.shots h2,.promise h2{font-size:28px;margin-bottom:22px}
.phones{display:flex;flex-wrap:wrap;justify-content:center;gap:22px}
.phones figure{width:min(100%,250px)}
.phones img{width:100%;height:auto;border-radius:28px;border:6px solid #2d2630;box-shadow:var(--shadow);display:block}
.phones figcaption{margin-top:10px;font-size:14px;opacity:.75}

.promise{background:#fff;border:2px solid var(--line);border-radius:26px;padding:28px 26px;text-align:center;box-shadow:var(--shadow)}
.promise ul{list-style:none;display:grid;gap:10px;max-width:640px;margin:0 auto;font-size:16px}
.promise li::before{content:"✿ ";color:var(--pink-deep)}

footer{max-width:1080px;margin:0 auto;padding:24px;border-top:2px dashed var(--line);font-size:14px;display:grid;gap:10px;text-align:center}
.foot-links{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
.foot-links a{color:var(--pink-deep);text-decoration:none}
.copy{opacity:.6}

/* legal pages */
.legal{max-width:760px;margin:0 auto;padding:16px 24px 60px}
.legal h1{font-size:30px;margin:16px 0 8px}
.legal h2{font-size:20px;margin:28px 0 8px}
.legal p,.legal li{font-size:15px;margin-bottom:10px}
.legal ul{padding-left:22px}
.legal .meta{opacity:.6;font-size:13px}
.legal .block{background:#fff;border:2px solid var(--line);border-radius:18px;padding:18px 20px;margin:18px 0}
.todo{background:#fff4d6;border:2px dashed #e3b24a;border-radius:12px;padding:10px 14px;font-size:14px}
a.back{color:var(--pink-deep);text-decoration:none}

@media (max-width:560px){
  .top{justify-content:center;padding:12px 16px}
  .langs{justify-content:center;gap:5px}
  .langs button{font-size:12px;padding:4px 9px}
}
@media (max-width:760px){
  .hero{grid-template-columns:1fr;text-align:center;padding-top:16px}
  .lead{margin-left:auto;margin-right:auto}
  .cta{justify-content:center}
  .hero-art img{width:min(80%,320px)}
}