:root{
  color-scheme: light;
  --bg:#FAF8F5;
  --paper:#FFFDFC;
  --accent:#B27B5B;
  --accent-dark:#986348;
  --accent-soft:rgba(178,123,91,.12);
  --accent-mid:rgba(178,123,91,.35);
  --ink:#2F2B28;
  --body:#4A4643;
  --muted:#8A817A;
  --line:rgba(178,123,91,.58);
  --shadow:0 18px 40px rgba(83,61,48,.09);
  --radius:24px;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{background:var(--bg);color-scheme:light}
html,body{margin:0;min-height:100%;background:var(--bg)!important;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Helvetica Neue",Arial,sans-serif}
body{min-height:100dvh;overflow-x:hidden;-webkit-text-size-adjust:100%}
button,input{font:inherit}
button{border:0;background:none;color:inherit;padding:0}
button:focus-visible,input:focus-visible{outline:2px solid rgba(178,123,91,.45);outline-offset:4px}

.app{min-height:100dvh;position:relative;background:var(--bg)}
.screen{position:absolute;inset:0;min-height:100dvh;padding:calc(env(safe-area-inset-top) + 26px) max(24px,7vw) calc(env(safe-area-inset-bottom) + 28px);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(8px);transition:opacity .28s ease,transform .28s ease,visibility .28s ease;overflow-y:auto;overscroll-behavior-y:contain}
.screen.active{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}

.input-wrap{width:min(880px,100%);margin:0 auto;min-height:calc(100dvh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 54px);display:flex;flex-direction:column;justify-content:center;padding:6vh 0 8vh}
.input-header{margin-bottom:34px}
.product-mark{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.eyebrow{font-size:clamp(14px,1.8vw,18px);color:var(--accent);letter-spacing:.01em;font-style:italic}
.eyebrow span{opacity:.82}
.field{margin:0 0 40px}
.field-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:8px;color:var(--accent)}
.field-title{font-size:clamp(40px,7.4vw,74px);font-weight:500;letter-spacing:-.045em;line-height:1}
.field-en{font-size:clamp(16px,2.2vw,24px);font-style:italic;font-weight:400}
.money-input{width:100%;border:0;border-bottom:1.5px solid var(--line);border-radius:0;background:transparent!important;color:var(--ink)!important;-webkit-text-fill-color:var(--ink)!important;caret-color:var(--accent);outline:none;padding:8px 0 12px;font-size:clamp(34px,6.2vw,58px);font-weight:400;letter-spacing:-.03em;appearance:none;-webkit-appearance:none}
.money-input::placeholder{color:rgba(178,123,91,.34);-webkit-text-fill-color:rgba(178,123,91,.34)}
.money-input:focus{border-bottom-color:var(--accent-dark)}
.confirm-row{display:flex;justify-content:center;align-items:center;min-height:66px;margin-top:0}
.confirm{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--accent-soft);color:rgba(178,123,91,.34);font-size:24px;transform:scale(.92);transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease;cursor:default;touch-action:manipulation}
.confirm.ready{background:var(--accent);color:#fff;transform:scale(1);cursor:pointer;box-shadow:0 10px 24px rgba(178,123,91,.22)}
.confirm.ready:active{transform:scale(.9)}
.hint{font-size:12px;text-align:center;color:var(--muted);margin-top:8px;min-height:16px}

.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;width:min(980px,100%);margin:0 auto}
.brand{color:var(--accent)}
.brand-title{font-size:14px;letter-spacing:.08em;text-transform:uppercase;font-weight:600}
.brand-sub{font-size:12px;font-style:italic;opacity:.8;margin-top:4px}
.info-btn{width:36px;height:36px;border:1px solid var(--accent-mid);border-radius:50%;display:grid;place-items:center;color:var(--accent);font-family:Georgia,serif;font-style:italic;font-size:18px;cursor:pointer;touch-action:manipulation}
.info-btn:active{transform:scale(.94)}

.result-wrap{width:min(980px,100%);margin:0 auto;padding:8vh 0 7vh;text-align:center}
.score-btn{display:inline-flex;align-items:flex-start;justify-content:center;cursor:pointer;transition:transform .18s ease;touch-action:manipulation}
.score-btn:active{transform:scale(.98)}
.score{font-size:clamp(96px,22vw,220px);line-height:.8;font-weight:300;letter-spacing:-.075em;color:var(--ink)}
.score-decimals{font-size:.48em;margin-left:.02em;letter-spacing:-.04em}
.status-title{font-size:clamp(20px,3.8vw,34px);color:var(--accent);margin-top:32px;font-weight:500;letter-spacing:-.02em}
.summary{font-size:clamp(18px,3.2vw,28px);line-height:1.55;color:var(--ink);max-width:760px;margin:20px auto 0}
.analysis-card{margin:44px auto 0;text-align:left;max-width:760px;background:rgba(255,255,255,.48);border:1px solid rgba(178,123,91,.13);border-radius:var(--radius);padding:26px 26px 28px;box-shadow:var(--shadow);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.analysis-label{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:10px;font-weight:600}
.analysis-text{font-size:16px;line-height:1.86;color:var(--body);margin:0}
.strategy{margin-top:20px;padding-top:18px;border-top:1px solid rgba(178,123,91,.18)}
.strategy strong{color:var(--ink);font-weight:600}
.result-actions{margin-top:22px}
.text-action{font-size:13px;color:var(--accent);border-bottom:1px solid rgba(178,123,91,.35);padding:4px 2px;cursor:pointer;touch-action:manipulation}
.byline{text-align:center;color:var(--accent);font-size:13px;margin-top:34px;letter-spacing:.08em}

.ref-wrap{width:min(980px,100%);margin:0 auto;padding:5vh 0 8vh;min-height:100%;display:flex;flex-direction:column;cursor:pointer}
.ref-title{font-size:clamp(38px,7vw,72px);font-weight:400;letter-spacing:-.04em;color:var(--ink);line-height:1}
.ref-en{font-size:13px;margin-top:12px;color:var(--muted);font-style:italic}
.ref-copy{margin-top:10vh;font-size:clamp(16px,2.4vw,23px);line-height:1.75;color:var(--body);max-width:880px}
.formula-box{margin-top:38px;padding:20px 0;border-top:1px solid rgba(178,123,91,.18);border-bottom:1px solid rgba(178,123,91,.18)}
.formula-label{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.formula{font-size:clamp(15px,2.2vw,21px);color:var(--ink)}
.bands{margin-top:42px;display:grid;gap:0}
.band{display:grid;grid-template-columns:140px 1fr;gap:18px;padding:14px 0;border-bottom:1px solid rgba(178,123,91,.12)}
.band-range{font-variant-numeric:tabular-nums;color:var(--accent);font-size:13px}
.band-name{color:var(--body);font-size:14px}
.ref-note{margin-top:42px;font-size:12px;line-height:1.7;color:var(--muted);max-width:760px}
.ref-foot{margin-top:auto;padding-top:12vh;text-align:center;color:var(--accent);font-size:13px;letter-spacing:.08em}

.noscript{position:fixed;inset:auto 16px 16px;padding:14px 16px;border-radius:14px;background:#fff;color:#2F2B28;box-shadow:0 12px 30px rgba(0,0,0,.12);font-size:14px;z-index:10}

@media (max-width:640px){
  .screen{padding-left:24px;padding-right:24px}
  .input-wrap{justify-content:center;padding:4vh 0 7vh}
  .input-header{margin-bottom:28px}
  .product-mark{font-size:10px;margin-bottom:10px}
  .eyebrow{font-size:13px}
  .field{margin-bottom:34px}
  .field-head{gap:10px}
  .field-title{font-size:43px}
  .field-en{font-size:15px}
  .money-input{font-size:38px;padding-bottom:10px}
  .confirm{width:44px;height:44px}
  .result-wrap{padding-top:10vh}
  .analysis-card{padding:22px 20px 24px;margin-top:34px;border-radius:20px}
  .summary{font-size:20px}
  .ref-copy{margin-top:9vh}
  .band{grid-template-columns:112px 1fr;gap:12px}
  .band-range,.band-name{font-size:12px}
}

@media (max-width:380px){
  .field-title{font-size:39px}
  .money-input{font-size:34px}
  .screen{padding-left:20px;padding-right:20px}
}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}