:root{
  --bg:#f5f0e6;--card:#fffcf6;--well:#e9e1d1;--ink:#1b1813;--muted:#5a5145;--line:#ddd3c0;
  --accent:#a5402a;--hero1:#bd4f2f;--hero2:#a23f29;--glow:#ea8a62;--green1:#2f7d62;--green2:#1c5a45;
  --btn:#1b1813;--btn-ink:#fffcf6;--shadow:rgba(162,63,41,.65);--shadow2:rgba(162,63,41,.16);
}
@media (prefers-color-scheme:dark){:root{
  --bg:#13100c;--card:#1b1713;--well:#2a2520;--ink:#f4ede1;--muted:#bdb2a1;--line:#4a4239;
  --accent:#d9724c;--hero1:#a8442a;--hero2:#7c311f;--glow:#c9623f;--green1:#2f7d62;--green2:#1c5a45;
  --btn:#f4ede1;--btn-ink:#13100c;--shadow:rgba(0,0,0,.6);--shadow2:rgba(0,0,0,.3);
}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic UI","Noto Sans JP",Meiryo,system-ui,sans-serif;line-height:1.75;font-size:16px}
img{max-width:100%;height:auto}
a{color:var(--ink);text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
a:focus-visible,summary:focus-visible{outline:3px solid currentColor;outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--btn);color:var(--btn-ink);padding:10px 16px;border-radius:10px;z-index:10}
.skip:focus{left:8px}
.top,.foot,main{max-width:1184px;margin:0 auto;padding-left:48px;padding-right:48px}
.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-top:20px;padding-bottom:20px}
.brand{display:flex;align-items:center;gap:10px;min-height:44px;text-decoration:none;font-weight:700;font-size:18px}
.brand img{width:36px;height:36px;border-radius:9px;display:block}
.top nav{display:flex;gap:2px;align-items:center}
.top nav a{white-space:nowrap;min-height:44px;display:inline-flex;align-items:center;padding:0 12px;border-radius:22px;text-decoration:none;font-weight:600;font-size:15px}
.top nav a:hover{background:var(--well)}
/* hero */
.hero{margin-top:8px;border-radius:40px;color:#fff;overflow:hidden;padding:64px 64px 0;display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:32px;align-items:end;
  background:radial-gradient(120% 100% at 100% 0%,var(--glow) 0%,rgba(234,138,98,0) 55%),linear-gradient(165deg,var(--hero1) 0%,var(--hero2) 100%);
  box-shadow:0 24px 44px -18px var(--shadow),0 4px 12px var(--shadow2)}
.hero-text{display:flex;flex-direction:column;align-items:flex-start;gap:20px;padding-bottom:64px}
.hero-icon{width:128px;height:128px;border-radius:29px;display:block;box-shadow:0 12px 28px -10px rgba(0,0,0,.45)}
.app-name span{white-space:nowrap}
.app-name{margin:0;font-size:24px;font-weight:700;line-height:1.3}
.app-sub{margin:-16px 0 0;font-size:17px;font-weight:600;line-height:1.5}
.hero h1{margin:0;font-size:42px;line-height:1.3;font-weight:700;letter-spacing:-.01em;text-wrap:balance}
.hero h1:lang(en){font-size:34px}
.badge{display:inline-flex;align-items:center;justify-content:center;min-width:200px;height:56px;padding:0 20px;border-radius:12px;background:#000;color:#fff;font-weight:600;font-size:15px;text-decoration:none;border:1px solid rgba(255,255,255,.25)}
.badge.soon{cursor:default}
.badge:hover{text-decoration:none}
.shots{display:flex;gap:20px;justify-content:center;align-items:flex-start;height:560px;overflow:hidden;padding-top:56px}
.phone{flex:none;border-radius:42px;overflow:hidden;background:#161618;box-shadow:0 0 0 8px #161618,0 0 0 9px #3b3b3e,0 40px 80px -24px rgba(0,0,0,.4);margin:9px}
.phone img{display:block;width:100%}
.p1{width:250px}.p2{width:230px;margin-top:49px}
/* features */
.features{padding-top:72px}
h2{font-size:34px;line-height:1.3;margin:0 0 24px;font-weight:700}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.card{background:var(--card);border-radius:32px;padding:32px}
.card .num{font-size:14px;font-weight:700;color:var(--muted);letter-spacing:.04em}
.card h3{margin:6px 0 10px;font-size:24px;line-height:1.35}
.card p{margin:0 0 16px;color:var(--muted)}
.well{background:var(--well);border-radius:20px;padding:16px}
.well p{margin:12px 0 0;font-size:13px}
.well .small{color:var(--muted)}
.chips{display:flex;gap:10px;flex-wrap:wrap}
.chip{flex:1;min-width:120px;border-radius:14px;padding:10px 14px;font-weight:700;font-size:15px}
.chip.ok{background:linear-gradient(165deg,var(--green1),var(--green2));color:#fff}
.chip.ng{border:2px solid var(--accent);color:var(--ink);background:var(--card)}
.row{display:flex;align-items:center;gap:12px}
.dot{width:36px;height:36px;border-radius:18px;background:var(--accent);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;flex:none}
.grow{flex:1;font-weight:600;font-size:15px}
.pill{background:var(--btn);color:var(--btn-ink);border-radius:20px;padding:6px 12px;font-size:13px;font-weight:700;white-space:nowrap}
.wires{display:flex;gap:10px}
.wire{flex:1;background:var(--card);border-radius:12px;padding:10px;font-weight:700;font-size:15px;display:flex;flex-direction:column;gap:6px}
.wire i{display:block;height:10px;border-radius:5px}
.w-white i{border:2px solid var(--ink);background:var(--card)}
.w-black i{background:#1b1813;border:2px solid var(--muted)}
.w-red i{background:#c9382b}
.timer{display:flex;justify-content:space-between;align-items:baseline}
.timer b{font-size:24px}.timer span{font-size:13px;color:var(--muted);font-weight:600}
.bar{height:8px;border-radius:4px;background:var(--card);margin-top:8px;overflow:hidden}
.bar i{display:block;width:60%;height:100%;background:var(--ink)}
.price{margin-top:40px;background:var(--card);border-radius:32px;padding:40px 48px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.price-line{margin:0;font-size:26px;font-weight:700;line-height:1.5}
.price .badge{background:#000;color:#fff;flex:none}
.about{padding:56px 0 8px;max-width:760px}
.about h2{font-size:16px;margin:0 0 8px}
.about p{margin:0;color:var(--muted);font-size:14px}
/* footer */
.foot{margin-top:48px;padding-top:0;padding-bottom:56px}
.flinks{display:flex;flex-wrap:wrap;gap:4px 20px;border-top:1px solid var(--line);padding-top:12px}
.flinks a{min-height:44px;display:inline-flex;align-items:center;font-weight:700;font-size:14px;text-decoration:none}
.flinks a:hover{text-decoration:underline}
.fbase{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:13px}
.fbase a{color:var(--muted)}
/* docs */
.doc{max-width:820px;padding-top:32px;padding-bottom:16px}
.doc h1{font-size:40px;line-height:1.3;margin:0 0 12px}
.doc h2{font-size:22px;margin:32px 0 8px}
.doc p{margin:0 0 12px}
.lead{font-size:19px;font-weight:600}
.tags{list-style:none;display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:16px 0 8px}
.tags li{background:var(--well);border-radius:20px;padding:6px 14px;font-weight:700;font-size:14px}
.date{color:var(--muted);font-size:14px;margin-top:32px}
.faq{display:flex;flex-direction:column;gap:10px}
details{background:var(--card);border-radius:20px;padding:0 20px}
summary{list-style:none;cursor:pointer;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:700}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:24px;line-height:1;flex:none}
details[open] summary::after{content:"\2212"}
details p{color:var(--muted);margin:0 0 18px}
.empty{background:var(--card);border-radius:24px;padding:24px 28px;margin-top:24px}
.empty p:last-child{margin:0;color:var(--muted)}
.nf{text-align:center;padding-top:56px;padding-bottom:40px}
.nf .big{font-size:120px;font-weight:700;line-height:1;margin:0;color:var(--accent)}
.actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:24px}
.btn{display:inline-flex;align-items:center;min-height:48px;padding:0 24px;border-radius:24px;background:var(--btn);color:var(--btn-ink);font-weight:700;text-decoration:none}
.btn.ghost{background:transparent;color:var(--ink);border:2px solid var(--ink)}
/* mobile */
@media (max-width:860px){
  .top,.foot,main{padding-left:16px;padding-right:16px}
  .hero{grid-template-columns:1fr;gap:24px;padding:32px 24px 0;border-radius:32px}
  .hero-text{padding-bottom:0}
  .hero-icon{width:96px;height:96px;border-radius:22px}
  .hero h1{font-size:30px}
  .hero h1:lang(en){font-size:26px}
  .shots{height:340px;padding-top:0;gap:12px}
  .phone{border-radius:24px;box-shadow:0 0 0 5px #161618,0 0 0 6px #3b3b3e;margin:6px}
  .p1{width:150px}.p2{width:138px;margin-top:30px}
  .features{padding-top:48px}
  h2{font-size:28px}
  .cards{grid-template-columns:1fr}
  .card{padding:24px;border-radius:28px}
  .price{flex-direction:column;align-items:flex-start;padding:28px 24px}
  .price-line{font-size:22px}
  .doc h1{font-size:32px}
  .top nav a{padding:0 8px;font-size:14px}
}
@media (max-width:420px){.brand span{font-size:16px}.top nav a{padding:0 6px}}