:root{--ink:#172333;--dark:#002060;--blue:#004EA2;--cyan:#38BEE2;--pale:#D7F2F9;--paper:#fff;--mist:#F3F6F8;--muted:#5D6A76;--line:#D4DDE3;--gold:#EDC263;}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI","Noto Sans JP",sans-serif;background:var(--paper);line-height:1.6}a{color:var(--blue);text-underline-offset:4px}button,select,input{font:inherit}button{cursor:pointer;border:0}header{height:74px;padding:0 48px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:34px;background:#fff}.brand{font-size:25px;font-weight:800;letter-spacing:1px;color:var(--dark);text-decoration:none;white-space:nowrap}.brand-mark{color:var(--blue);font-size:18px;margin:0 2px}.brand small{font-size:11px;font-weight:600;letter-spacing:2px;color:var(--muted)}nav{display:flex;gap:25px;align-items:center;font-size:12px}nav a{text-decoration:none;color:var(--ink)}nav 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#cost{scroll-margin-top:24px}#cost h3{font-size:17px;color:var(--dark)}#cost dl{font-size:13px}#cost dl>div{padding:10px 0;border-bottom:1px solid var(--line)}#cost dt{font-size:11px;color:var(--muted)}#cost dd{margin:4px 0 0;color:var(--dark);font-weight:600}

.stage-wrap{height:820px}.pitch-section{margin-top:12px;background:#002060;border:1px solid #31558a;border-radius:4px}.pitch-section svg{display:block;width:100%;height:58px}.pitches{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;text-align:center;font-size:9px;padding-top:8px}.pitches strong{display:block;font-size:13px;color:#D7F2F9;margin-top:7px;font-weight:500}.residual{font-size:9px;color:#b0c3da;line-height:1.8}.controls h2{margin-bottom:16px}.presets button:focus-visible{outline:3px solid #D7F2F9}@media(max-width:700px){.stage-wrap{height:410px}}