:root{
  --bg:#0f1419; --panel:#fff; --text:#0f1419; --muted:#536471; --line:#eff3f4;
  --accent:#1d9bf0; --danger:#f4212e; --ok:#00ba7c;
}
*{box-sizing:border-box}
body{margin:0;background:#e6ecf0;font-family:-apple-system,"Hiragino Sans","Noto Sans JP",sans-serif;
  color:var(--text);display:flex;justify-content:center;min-height:100vh}
.phone{width:100%;max-width:420px;background:var(--panel);min-height:100vh;display:flex;flex-direction:column;
  position:relative;box-shadow:0 0 40px rgba(0,0,0,.08)}
.scroll{flex:1;overflow-y:auto;padding:16px}
.scroll.center{text-align:center;padding-top:40px}
.spacer{height:120px}

/* LP */
.hero h1{font-size:28px;line-height:1.35;margin:20px 0 10px}
.hero .sub{color:var(--muted);line-height:1.7;margin:0}
.cards{display:flex;flex-direction:column;gap:10px;margin:24px 0}
.card{background:#f7f9f9;border-radius:14px;padding:14px 16px;display:flex;flex-direction:column}
.card .ico{font-size:22px}
.card b{margin-top:4px}
.card small{color:var(--muted);margin-top:2px}
.safety{background:#f0f9ff;border-radius:12px;padding:12px 14px;font-size:14px}
.safety p{margin:4px 0}
.compare h2,.faq h2{font-size:17px;margin:28px 0 10px}
.compare table{width:100%;border-collapse:collapse;font-size:14px}
.compare th,.compare td{border-bottom:1px solid var(--line);padding:9px 6px;text-align:left}
.compare .us{color:var(--accent);font-weight:700}
.faq details{border-bottom:1px solid var(--line);padding:12px 2px}
.faq summary{cursor:pointer;font-weight:600}
.faq p{color:var(--muted);font-size:14px;line-height:1.7}

/* 共通パーツ */
.cta-bar{position:sticky;bottom:0;background:#fff;border-top:1px solid var(--line);padding:12px 16px 18px}
.price{text-align:center;font-size:13px;color:var(--muted);margin-bottom:8px}
.btn{display:block;width:100%;background:var(--accent);color:#fff;border:0;border-radius:999px;
  padding:15px;font-size:16px;font-weight:700;text-align:center;text-decoration:none;cursor:pointer}
.btn:disabled{background:#aab8c2;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--accent);border:1px solid var(--accent);margin-top:20px}
.topbar{display:flex;align-items:center;gap:14px;padding:6px 0 14px;border-bottom:1px solid var(--line);
  font-size:15px;font-weight:600}
.topbar a{color:var(--muted);text-decoration:none}
.note{color:var(--muted);font-size:12px;line-height:1.7;margin-top:20px}
.hidden{display:none!important}
.muted{color:var(--muted)}
.ok{color:var(--ok)} .danger{color:var(--danger)}

/* ログイン */
.assure{background:#f0f9ff;border:1px solid #cfe9fb;border-radius:10px;padding:12px;margin:14px 0;font-size:14px}
.assure small{color:var(--muted)}
.webview{border:2px dashed #cfd9de;border-radius:14px;padding:16px}
.webview-label{font-size:11px;color:var(--muted);text-align:center;margin-bottom:12px}
.xform label{display:block;margin:12px 0;font-size:13px;color:var(--muted)}
.xform input,.xform select{width:100%;padding:12px;margin-top:5px;border:1px solid #cfd9de;border-radius:8px;font-size:15px}
.xform .demo{background:#fffbe6;padding:8px;border-radius:8px}

/* 設定 */
.seg{display:flex;background:#eff3f4;border-radius:999px;padding:4px;margin:16px 0}
.seg label{flex:1;text-align:center;padding:10px;border-radius:999px;font-weight:700;font-size:15px;cursor:pointer}
.seg label.on{background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.12)}
.seg input{display:none}
fieldset{border:1px solid var(--line);border-radius:12px;margin:14px 0;padding:12px 14px}
legend{font-size:13px;color:var(--muted);padding:0 6px}
.row{display:flex;align-items:center;gap:8px;margin:10px 0;font-size:15px}
.dates{display:flex;align-items:center;gap:8px;margin:10px 0}
.dates input{flex:1;padding:10px;border:1px solid #cfd9de;border-radius:8px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{background:#eff3f4;border:0;border-radius:999px;padding:8px 14px;font-size:13px;cursor:pointer}
.chip.on{background:var(--accent);color:#fff}
input[type=text],select{padding:10px;border:1px solid #cfd9de;border-radius:8px;font-size:15px}
input[type=text]{width:100%}

/* 確認 */
.preview{text-align:center;padding:24px 0 10px}
.preview .big{font-size:34px;font-weight:800;margin:6px 0}
.avatar{width:96px;height:96px;border-radius:50%;object-fit:cover;margin:4px auto 10px;display:block;
  border:3px solid var(--line);background:var(--line)}
.preview .handle{font-size:17px;color:var(--muted);font-weight:600;margin:2px 0}
.summary{border:1px solid var(--line);border-radius:12px;padding:6px 14px;margin:16px 0}
.line{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--line);font-size:15px}
.line:last-child{border-bottom:0}
.line span{color:var(--muted)}
.warn{background:#fff1f0;border:1px solid #ffd0cd;border-radius:12px;padding:14px}
.warn p{color:var(--muted);font-size:13px;line-height:1.7;margin:6px 0 0}
.agree{display:flex;gap:10px;align-items:flex-start;margin:18px 2px;font-size:14px;line-height:1.6}

/* 進捗 */
.counter{font-size:40px;font-weight:800;margin:26px 0 6px}
.counter small{font-size:15px;color:var(--muted);font-weight:500}
.bar{height:12px;background:#eff3f4;border-radius:999px;overflow:hidden;margin:14px 0 6px}
.fill{height:100%;width:0;background:linear-gradient(90deg,var(--accent),#7cc7f5);border-radius:999px;transition:width .5s}
.pct{color:var(--muted);font-size:14px}
.eta{margin:22px 0;font-size:16px;font-weight:600}
.keep{background:#f0fff7;border:1px solid #b6f0d6;border-radius:10px;padding:12px;font-size:14px;margin:10px 0}
.slow{background:#fffbe6;border:1px solid #ffe9a8;border-radius:10px;padding:12px;font-size:13px;color:#8a6d00;margin:10px 0}
.last{color:var(--muted);font-size:13px;margin-top:22px;line-height:1.7;min-height:40px}

/* 完了 */
.celebrate{font-size:56px;margin:10px 0}
.result{margin:22px 0}
.result .big{font-size:38px;font-weight:800}

/* 拡張導線（S1'） */
.steps{list-style:none;counter-reset:step;padding:0;margin:18px 0}
.steps li{counter-increment:step;position:relative;padding:0 0 18px 42px;border-left:2px solid var(--line);
  margin-left:13px}
.steps li:last-child{border-left-color:transparent;padding-bottom:6px}
.steps li::before{content:counter(step);position:absolute;left:-15px;top:-2px;width:28px;height:28px;
  border-radius:50%;background:var(--accent);color:#fff;font-weight:700;font-size:14px;
  display:flex;align-items:center;justify-content:center}
.steps b{display:block;font-size:16px}
.steps small{display:block;color:var(--muted);font-size:13px;line-height:1.7;margin-top:4px}
.steps .btn.ghost{margin-top:10px;padding:10px;font-size:14px}
.waiting{display:flex;align-items:center;gap:10px;background:#f7f9f9;border-radius:12px;
  padding:14px;font-size:14px;color:var(--muted)}
.waiting .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);flex:none;
  animation:pulse 1.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.25;transform:scale(.8)}50%{opacity:1;transform:scale(1.15)}}
.fallback{background:#fffbe6;border:1px solid #ffe9a8;border-radius:10px;padding:12px;
  margin:14px 0;font-size:13px;line-height:1.8;color:#8a6d00}
.fallback a{color:#8a6d00}
code{background:#eff3f4;border-radius:5px;padding:1px 5px;font-size:13px}

/* エラー/確認画面（E1-E3, S2）の微調整 */
.cta-bar .btn.ghost{margin-top:8px}
.faq details .btn{margin-top:10px}
.keep{line-height:1.7}
.preview .big{word-break:break-all}