:root{--bg: #0d1b2a;--panel: rgba(13, 27, 42, .86);--edge: #3fc3ff;--accent: #ffcc33;--accent2: #7be35a;--text: #f4f8ff;--muted: #9fb4c8;--danger: #ff6b6b}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:Trebuchet MS,Segoe UI,system-ui,sans-serif}canvas{display:block;position:fixed;top:0;right:0;bottom:0;left:0;touch-action:none}html,body{overscroll-behavior:none;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}button{touch-action:manipulation}#overlay{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:2}#overlay .screen,#overlay #hud>*,#overlay .toast{pointer-events:auto}#hud{pointer-events:none}.hidden{display:none!important}.screen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;padding:16px}.card{background:var(--panel);border:2px solid var(--edge);border-radius:22px;padding:28px 32px;box-shadow:0 0 40px #3fc3ff59;text-align:center;max-width:720px}#screen-start{flex-direction:column;margin:auto;inset:auto;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(560px,calc(100% - 32px))}.logo{font-size:clamp(44px,9vw,84px);line-height:.9;margin:0 0 8px;color:#fff;letter-spacing:2px;text-shadow:0 4px 0 #2a6fd6,0 8px 18px rgba(0,0,0,.6)}.logo span{color:var(--accent);text-shadow:0 4px 0 #b86b00,0 8px 18px rgba(0,0,0,.6)}.tag{display:inline-block;margin:6px 0 14px;padding:6px 16px;border-radius:999px;background:#123f73;border:1px solid var(--edge);font-weight:700;letter-spacing:1px;text-transform:uppercase;font-size:13px}.lead{font-size:20px;margin:8px 0 22px}.small{font-size:14px;color:var(--muted);margin:14px 0 0}.small.warn{color:var(--accent)}.btn{font:inherit;font-weight:700;font-size:18px;color:#10233a;background:var(--accent);border:0;border-radius:14px;padding:12px 22px;cursor:pointer;box-shadow:0 4px #b86b00;transition:transform .08s}.btn:hover:not(:disabled){transform:translateY(-2px)}.btn:active:not(:disabled){transform:translateY(2px);box-shadow:0 1px #b86b00}.btn:disabled{opacity:.45;cursor:not-allowed}.btn.big{font-size:24px;padding:16px 40px}.btn.alt{background:#3fc3ff;box-shadow:0 4px #1b6c99}.small-btn{font-size:15px;padding:9px 14px}#screen-select{align-items:flex-end}.select-panel{width:min(900px,100%);padding:18px 20px}.select-panel h2{margin:0 0 12px}.toilet-list{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-bottom:14px}.toilet-card{background:#10263d;border:2px solid #24486b;border-radius:14px;padding:6px;cursor:pointer;color:var(--text);font:inherit;font-weight:700}.toilet-card img{width:100%;aspect-ratio:1;object-fit:contain;display:block}.toilet-card.selected{border-color:var(--accent);box-shadow:0 0 16px #fc39}.toilet-card.failed{opacity:.4;cursor:not-allowed}.row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.hud-top{position:absolute;top:calc(12px + env(safe-area-inset-top));left:calc(12px + env(safe-area-inset-left));right:calc(12px + env(safe-area-inset-right));display:flex;gap:10px;align-items:stretch;flex-wrap:wrap}.stat{background:var(--panel);border:2px solid var(--edge);border-radius:14px;padding:6px 14px;min-width:96px;display:flex;flex-direction:column;align-items:center;justify-content:center}.stat b{font-size:26px}.stat small{font-size:11px;color:var(--muted);letter-spacing:1px}.poop-chip{flex-direction:row;gap:8px;cursor:pointer}.poop-chip i{width:22px;height:22px;border-radius:50%;border:2px solid #fff;display:inline-block}.badge{margin-left:auto;align-self:center;background:#4a2a00;color:var(--accent);border:1px solid var(--accent);border-radius:10px;padding:6px 10px;font-size:13px;font-weight:700}.hud-bottom{position:absolute;bottom:calc(14px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);display:flex;gap:10px;flex-wrap:wrap;justify-content:center;width:calc(100% - 24px)}.hint{position:absolute;bottom:calc(70px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);margin:0;background:#0000008c;padding:8px 14px;border-radius:10px;font-size:15px;text-align:center;max-width:calc(100% - 32px);pointer-events:none!important}.hint:empty{display:none}#screen-over .card{min-width:300px}.big-num{font-size:64px;font-weight:700;color:var(--accent);margin:0}.toast{position:absolute;top:90px;left:50%;transform:translate(-50%);background:var(--panel);border:2px solid var(--edge);border-radius:14px;padding:10px 22px;font-size:22px;font-weight:700;pointer-events:none!important}.toast.good{border-color:var(--accent2);color:var(--accent2)}.toast.bad{border-color:var(--danger);color:var(--danger)}@media (max-width: 640px){.card{padding:20px 18px}.lead{font-size:17px}.select-panel{padding:14px 12px calc(14px + env(safe-area-inset-bottom))}.select-panel h2{font-size:20px;margin-bottom:8px}.toilet-list{gap:6px}.toilet-card{padding:3px;font-size:12px;border-radius:10px}.row .btn{flex:1 1 140px;font-size:16px;padding:12px 10px}.hud-top{gap:6px}.stat{min-width:0;padding:4px 10px;border-radius:10px}.stat b{font-size:18px}.stat small{font-size:9px}.poop-chip span{font-size:13px}.badge{display:none}.hud-bottom{gap:6px}.small-btn{font-size:13px;padding:9px 10px;flex:1 1 0}.hint{font-size:13px;bottom:calc(64px + env(safe-area-inset-bottom));width:calc(100% - 32px)}.toast{font-size:18px;top:calc(70px + env(safe-area-inset-top));white-space:nowrap}}@media (max-height: 500px){.hint{bottom:auto;top:calc(62px + env(safe-area-inset-top));font-size:13px}.toast{top:calc(110px + env(safe-area-inset-top));font-size:17px}.select-panel{padding:10px 12px}.select-panel h2{display:none}.toilet-card img{max-height:70px}#screen-start .tag,#screen-start .small{margin-top:4px}.logo{font-size:40px}.lead{margin:4px 0 10px;font-size:15px}}