:root{--bg:#07090c;--panel:#14181d;--line:#3d454e;--red:#ef2730;--cyan:#58e2d0;--gold:#f2c75d;--text:#f1f4f6;--dim:#9aa3ad}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 50% -10%,#41474e 0,#12161a 30%,#050608 75%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;min-height:100vh}.wrap{width:min(1280px,calc(100% - 24px));margin:auto;padding:18px 0 70px}.back{color:#c8ced4;text-decoration:none;font-size:12px}.brand{display:block;width:min(360px,76vw);margin:8px auto -12px}.hero{text-align:center;padding:26px 16px 30px}.eyebrow{color:#bfc5ca;font-size:10px;letter-spacing:.28em}.hero h1{margin:8px 0;font-size:clamp(34px,7vw,64px);line-height:1.12;text-shadow:0 3px #000}.hero h1 em{color:#ff444b;font-style:normal}.hero p{max-width:680px;margin:auto;color:#c5cbd1;line-height:1.8}.rules{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:15px}.rules span{padding:5px 11px;border:1px solid #777f87;border-radius:99px;font-size:10px}.start-panel,.explain{max-width:850px;margin:0 auto 18px;padding:22px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(145deg,#252a30,#0c0e11);box-shadow:0 18px 50px #0008}.start-panel h2,.explain h2{margin:0 0 14px}.event-choices{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.event{padding:15px 8px;border:1px solid #525b64;border-radius:9px;background:#101318;color:#e8ecef;cursor:pointer}.event b,.event small{display:block}.event small{margin-top:4px;color:var(--dim)}.event.active{border-color:var(--red);background:#541014;box-shadow:0 0 18px #ef273044}.notice,.detail-note{color:var(--dim);font-size:11px;line-height:1.7}.primary,.advance{width:100%;padding:14px;border:0;border-radius:9px;background:linear-gradient(#ff4850,#a50910);color:#fff;font-weight:900;cursor:pointer}.hidden{display:none!important}.phasebar{display:grid;grid-template-columns:110px 1fr;align-items:center;gap:14px;padding:15px 18px;border:1px solid var(--line);border-radius:12px;background:#111419;position:sticky;top:6px;z-index:5;box-shadow:0 8px 24px #000a}.phasebar small,.status-grid small,.detail-stats small{display:block;color:var(--dim);font-size:10px}.phasebar strong{font-size:28px;color:var(--gold)}.phase-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:5px}.phase-steps span{padding:8px 5px;border:1px solid #333a42;border-radius:6px;color:#69727b;text-align:center;font-size:10px}.phase-steps span.on{background:#6d0c11;border-color:#ff444b;color:#fff}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:12px 0}.status-grid>div{padding:12px;border:1px solid var(--line);border-radius:9px;background:#111419}.status-grid b{font-size:14px}.mission{padding:13px 15px;border-left:4px solid var(--cyan);background:#10201e;color:#d9fff9;font-size:13px}.toolbar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:12px 0}.toolbar label{color:var(--dim);font-size:12px}.toolbar select{margin-left:5px;padding:8px;background:#111419;color:#fff;border:1px solid var(--line);border-radius:6px}.advance{width:auto;padding:11px 20px}.advance:disabled,.primary:disabled{opacity:.35;cursor:not-allowed}.hall{display:grid;gap:14px}.island{border:1px solid var(--line);border-radius:12px;background:#0d1014;overflow:hidden}.island-head{display:flex;justify-content:space-between;gap:12px;padding:11px 14px;background:linear-gradient(90deg,#292f35,#15191e)}.island-head h2{margin:0;font-size:14px}.island-head small{color:var(--dim)}.machines{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;padding:8px}.machine{position:relative;min-width:0;padding:8px 7px 7px;border:1px solid #39414a;border-radius:8px;background:#15191e;color:#fff;cursor:pointer;text-align:left}.machine:hover{border-color:var(--cyan)}.machine.selected{border-color:var(--gold);box-shadow:0 0 0 2px #f2c75d55}.machine.occupied:not(.selected){opacity:.62}.machine.setting6.revealed{border-color:#ffdf59;box-shadow:0 0 18px #ffd83d88}.machine-no{font-size:10px;color:#aab1b8}.machine-state{float:right;padding:2px 5px;border-radius:4px;background:#174f42;color:#bfffea;font-size:9px}.occupied .machine-state{background:#4b2225;color:#ffc6c8}.machine-balance{display:block;margin-top:4px;font-size:15px}.machine-balance.pos{color:var(--cyan)}.machine-balance.neg{color:#ff656b}.spark{width:100%;height:42px;margin-top:3px}.spark polyline{fill:none;stroke:#e9edf0;stroke-width:2}.spark .zero{stroke:#56606a;stroke-width:1;stroke-dasharray:2 2}.setting-badge{display:none;position:absolute;left:5px;top:5px;padding:2px 6px;border-radius:99px;background:#ffd83d;color:#241c00;font-size:10px;font-weight:900}.revealed .setting-badge{display:block}dialog{width:min(760px,calc(100% - 20px));max-height:92vh;padding:22px;border:1px solid #59636d;border-radius:14px;background:#11151a;color:#fff;box-shadow:0 30px 100px #000}dialog::backdrop{background:#000c}.close{position:absolute;right:10px;top:8px;border:0;background:none;color:#fff;font-size:26px;cursor:pointer}.dialog-head{display:flex;justify-content:space-between;gap:14px}.dialog-head h2{margin:2px 0}.dialog-head p{margin:0;color:var(--dim)}.availability{align-self:center;padding:7px 10px;border-radius:6px;background:#174f42;color:#caffee;font-size:12px}.availability.busy{background:#4b2225;color:#ffd0d2}.graph-tabs{display:flex;gap:5px;margin:16px 0 7px}.graph-tabs button{flex:1;padding:7px;border:1px solid #414951;border-radius:5px;background:#171c21;color:#adb5bd;cursor:pointer}.graph-tabs button.active{background:#5d0b10;border-color:#f13a42;color:#fff}.graph-box{height:260px;border:1px solid #303841;border-radius:8px;background:#080a0d}.graph-box canvas{width:100%;height:100%}.detail-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:8px 0}.detail-stats>div{padding:9px;border:1px solid #323a42;border-radius:7px}.history{display:flex;gap:5px;overflow:auto;padding:8px 0}.hit{flex:none;padding:5px 7px;border-radius:5px;background:#252c33;font-size:10px;color:#dfe5e9}.result-dialog{text-align:center}.result-mark{font-size:clamp(44px,10vw,86px);font-weight:1000;color:#ffe35f;text-shadow:0 0 25px #ffb000}.result-mark.fail{color:#ff4c53}.answer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin:16px 0;text-align:left}.answer-grid div{padding:10px;border:1px solid #39414a;border-radius:7px}.secondary{display:block;margin-top:9px;padding:11px;color:#d5dbe0;text-decoration:none}.explain{margin-top:24px}.explain p{color:#c2c9cf;line-height:1.8}.explain a{display:block;margin-top:13px;color:#a9fff3}.pos{color:var(--cyan)!important}.neg{color:#ff646a!important}@media(max-width:760px){.machines{grid-template-columns:repeat(3,1fr)}.status-grid{grid-template-columns:1fr 1fr}.phasebar{grid-template-columns:80px 1fr}.phase-steps span{font-size:8px}.event-choices{grid-template-columns:1fr}.answer-grid{grid-template-columns:1fr 1fr}}@media(max-width:420px){.machines{grid-template-columns:repeat(2,1fr)}.toolbar{align-items:stretch;flex-direction:column}.advance{width:100%}.detail-stats{grid-template-columns:1fr 1fr}}