:root{color-scheme:dark;--bg: #0a0e27;--bg-deep: #070a10;--panel: rgba(15, 22, 31, .92);--surface: #131736;--line: #2a3166;--line-strong: rgba(228, 231, 241, .32);--text: #e4e7f1;--text-strong: #eef7ff;--muted: rgba(228, 231, 241, .62);--accent: #00c9a7;--accent-hot: #35f0c0;--warn: #ff5757;--warm: #ffd66b;--danger: #ff5757;--warning: #ffb830;--border: #2a3166;--radius: 14px;--radius-sm: 8px}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}[hidden]{display:none!important}html,body{width:100%;min-height:100%;margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Noto Sans JP,Segoe UI,sans-serif;font-variant-numeric:tabular-nums;overflow:hidden;overscroll-behavior:none;touch-action:none;user-select:none}.shell{position:fixed;inset:0;display:grid;place-items:center;padding:calc(8px + env(safe-area-inset-top,0px)) 8px calc(118px + env(safe-area-inset-bottom,0px))}#game,.hud{grid-area:1 / 1}#game{width:min(100dvw,calc((100dvh - 126px - env(safe-area-inset-bottom,0px)) * 390 / 720));height:min(calc(100dvh - 126px - env(safe-area-inset-bottom,0px)),calc(100dvw * 720 / 390));max-width:440px;max-height:812px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-deep);box-shadow:0 18px 64px #00000080;touch-action:none;outline:none}#game:focus-visible{border-color:var(--accent)}.hud{width:min(100dvw,calc((100dvh - 126px - env(safe-area-inset-bottom,0px)) * 390 / 720));max-width:440px;align-self:start;justify-self:center;pointer-events:none;padding:12px 16px 0;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto auto auto;gap:6px 12px;align-items:center;font-size:12px;letter-spacing:.04em;text-shadow:0 1px 2px rgba(0,0,0,.6)}.hud>*{pointer-events:none}.hud-title{font-size:14px;font-weight:600;letter-spacing:.08em;color:var(--text-strong)}.hud-stats{justify-self:end;display:inline-flex;gap:12px;color:var(--muted);font-size:12px}.hud-stats .label{color:var(--muted);margin-right:4px;font-size:12px}.hud-stats #hudHp,.hud-stats #hudRun{color:var(--text-strong);font-weight:600}.heat-bar{position:relative;grid-column:1 / span 2;display:flex;align-items:center;gap:8px;height:10px;padding-right:44px}.heat-bar:before{content:"";position:absolute;inset:0 44px 0 0;border-radius:999px;background:#e4e7f114}.heat-fill{position:absolute;left:0;top:0;width:0%;max-width:calc(100% - 44px);height:10px;border-radius:999px;background:var(--accent);transition:width .08s linear,background .15s ease}.heat-fill.is-cool{background:var(--accent)}.heat-fill.is-warm{background:var(--warning)}.heat-fill.is-over{background:var(--danger);box-shadow:0 0 12px #ff575773}.heat-pct{position:absolute;right:0;top:50%;transform:translateY(-50%);min-width:40px;text-align:right;font-size:12px;color:var(--muted)}.hud-tip{grid-column:1 / span 2;justify-self:end;color:var(--muted);font-size:13px;margin-top:2px}.upgrade-dock{position:fixed;left:50%;bottom:max(8px,env(safe-area-inset-bottom));width:min(100dvw - 16px,440px);transform:translate(-50%);display:grid;grid-template-columns:82px 1fr;gap:8px;padding:8px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.bank{min-height:82px;display:grid;align-content:center;gap:2px;padding:8px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface)}.bank span,.eyebrow{color:var(--muted);font-size:11px;letter-spacing:.06em}.bank strong{font-size:20px;line-height:1;overflow-wrap:anywhere;color:var(--text-strong)}.upgrade-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.upgrade-button{min-height:44px;display:grid;align-content:center;gap:1px;padding:6px 7px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);font:inherit;text-align:left;cursor:pointer;transition:transform .1s ease,background .15s ease,border-color .15s ease}.upgrade-button:not(:disabled):active{transform:scale(.96);background:#283848b3;border-color:var(--line-strong)}.upgrade-button strong,.upgrade-button span{overflow-wrap:anywhere}.upgrade-button strong{font-size:11px;line-height:1.1;color:var(--text-strong);font-weight:600}.upgrade-button span{color:var(--muted);font-size:10px;line-height:1.1}.upgrade-button:disabled{opacity:.42;cursor:default}.upgrade-button.locked{border-style:dashed}.modal{position:fixed;inset:0;display:grid;place-items:center;padding:18px;background:#03060a9e;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:10}.modal-card{width:min(92dvw,360px);display:grid;gap:12px;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:#0b1017f5;box-shadow:0 24px 88px #00000080}.modal-card strong{font-size:22px;line-height:1.15;color:var(--text-strong)}.primary-button,.secondary-button{min-height:48px;border:1px solid var(--line);border-radius:var(--radius-sm);color:var(--text-strong);font:inherit;font-weight:600;letter-spacing:.04em;cursor:pointer;transition:transform .1s ease,background .15s ease}.primary-button{background:color-mix(in srgb,var(--accent),#101720 70%);border-color:color-mix(in srgb,var(--accent),transparent 60%)}.primary-button:not(:disabled):active,.secondary-button:active{transform:scale(.96)}.primary-button:disabled{opacity:.42;cursor:default}.secondary-button{background:var(--surface)}