.evd-game-shell{--evd-blue:#16a8ff;--evd-dark:#06182a;--evd-red:#ff3434;width:100%;max-width:1600px;margin:0 auto;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#fff;user-select:none;-webkit-user-select:none}
.evd-stage{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;border-radius:18px;background:#07366c;box-shadow:0 24px 60px rgba(0,0,0,.35);touch-action:none}
.evd-canvas{display:block;width:100%;height:100%;background:#07366c;cursor:crosshair}
.evd-hud{position:absolute;z-index:5;top:2.2%;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:18px;pointer-events:none;filter:drop-shadow(0 3px 5px rgba(0,0,0,.65))}
.evd-shield-hud{display:flex;align-items:center;gap:8px}
.evd-shield-icon{display:grid;place-items:center;width:42px;height:42px;border:3px solid #dff7ff;border-radius:13px 13px 18px 18px;background:linear-gradient(145deg,#117df7,#21ccff);font-size:20px;color:#fff;box-shadow:inset 0 0 14px rgba(255,255,255,.45),0 0 14px rgba(22,168,255,.5)}
.evd-shield-track{display:block;width:min(30vw,410px);height:28px;padding:3px;border:3px solid #d9edf6;border-radius:7px;background:#071727;box-shadow:inset 0 0 0 2px #142c3d}
.evd-shield-track i{display:block;width:100%;height:100%;border-radius:3px;background:linear-gradient(90deg,#0b7fff,#22cfff);box-shadow:0 0 16px rgba(22,168,255,.7);transition:width .18s ease}
.evd-wave{font-size:clamp(16px,2vw,30px);letter-spacing:.04em;white-space:nowrap;text-shadow:0 3px 2px #000}
.evd-audio-toggle{position:absolute;z-index:7;right:1.3%;top:1.5%;width:42px;height:42px;border:1px solid rgba(255,255,255,.35);border-radius:50%;background:rgba(4,20,35,.68);color:#fff;font-size:19px;backdrop-filter:blur(5px);cursor:pointer}
.evd-overlay{position:absolute;inset:0;z-index:10;display:flex;align-items:center;justify-content:center;padding:3%;background:rgba(1,10,20,.42);backdrop-filter:blur(2px)}
.evd-overlay:empty{display:none}
.evd-start-card,.evd-death-card,.evd-complete-card{width:min(720px,92%);padding:28px;border:1px solid rgba(87,212,255,.55);border-radius:22px;background:linear-gradient(180deg,rgba(8,32,58,.97),rgba(3,16,31,.98));box-shadow:0 20px 60px rgba(0,0,0,.55),inset 0 0 36px rgba(31,173,255,.08);text-align:center}
.evd-start-card h2,.evd-death-card h2,.evd-complete-card h2{margin:0 0 8px;font-size:clamp(26px,4vw,52px);letter-spacing:.06em;text-transform:uppercase}
.evd-start-card p,.evd-death-card p,.evd-complete-card p{margin:0 0 22px;color:#b9d4e7}
.evd-mode-buttons{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.evd-mode-button,.evd-restart-button{appearance:none;border:1px solid rgba(255,255,255,.18);border-radius:15px;padding:16px 12px;background:linear-gradient(145deg,#123a5b,#08243c);color:#fff;font:inherit;font-weight:900;letter-spacing:.05em;cursor:pointer;transition:transform .15s ease,filter .15s ease,border-color .15s ease}
.evd-mode-button:hover,.evd-restart-button:hover{transform:translateY(-2px);filter:brightness(1.15);border-color:#59d5ff}
.evd-mode-button small{display:block;margin-top:5px;color:#9bc1d6;font-weight:600}
.evd-mode-button[data-mode="hard"]{background:linear-gradient(145deg,#49351d,#22170b)}
.evd-mode-button[data-mode="epic"]{background:linear-gradient(145deg,#4d2372,#211031)}
.evd-mode-button[data-mode="crazy_dead"]{background:linear-gradient(145deg,#6d1822,#27070d)}
.evd-upgrade-modal{width:min(1080px,96%);padding:22px;border:1px solid rgba(74,210,255,.48);border-radius:22px;background:linear-gradient(180deg,rgba(6,27,49,.97),rgba(2,13,26,.99));box-shadow:0 25px 70px rgba(0,0,0,.62)}
.evd-upgrade-modal.is-epic{border-color:#c56bff;box-shadow:0 25px 70px rgba(0,0,0,.62),0 0 35px rgba(174,69,255,.24)}
.evd-upgrade-heading{text-align:center;margin-bottom:16px}.evd-upgrade-heading small{display:block;color:#62d3ff;font-weight:900;letter-spacing:.12em}.evd-upgrade-heading h3{margin:4px 0 0;font-size:clamp(22px,3vw,38px)}
.evd-upgrade-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.evd-upgrade-card{position:relative;display:flex;flex-direction:column;min-height:310px;padding:0 0 16px;overflow:hidden;border:1px solid rgba(119,213,255,.35);border-radius:17px;background:linear-gradient(180deg,#103354,#071a2e);color:#fff;text-align:left;cursor:pointer;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease}
.evd-upgrade-card:hover{transform:translateY(-5px) scale(1.01);border-color:#5ed8ff;box-shadow:0 15px 35px rgba(0,0,0,.4),0 0 22px rgba(40,188,255,.18)}
.evd-upgrade-card.is-epic{background:linear-gradient(180deg,#3a1956,#150821);border-color:#9f59db}
.evd-upgrade-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#071521}
.evd-upgrade-card strong{padding:14px 15px 4px;font-size:18px;letter-spacing:.025em}.evd-upgrade-card span{padding:0 15px;color:#b9d4e7;font-size:14px;line-height:1.35}.evd-upgrade-card em{margin:10px 15px 0;color:#dfacff;font-style:normal;font-weight:900}
.evd-toast{position:absolute;left:50%;bottom:8%;z-index:8;transform:translate(-50%,18px);padding:10px 16px;border-radius:10px;background:rgba(8,19,31,.88);border:1px solid rgba(255,255,255,.18);opacity:0;transition:.18s ease;pointer-events:none;font-weight:800}.evd-toast.is-visible{opacity:1;transform:translate(-50%,0)}
@media(max-width:760px){.evd-stage{border-radius:10px}.evd-hud{top:1.4%;gap:8px}.evd-shield-icon{width:28px;height:28px;border-width:2px;font-size:13px}.evd-shield-track{width:34vw;height:19px;border-width:2px;padding:2px}.evd-wave{font-size:12px}.evd-audio-toggle{width:30px;height:30px;font-size:14px}.evd-overlay{padding:2%}.evd-start-card,.evd-death-card,.evd-complete-card{padding:16px}.evd-start-card p,.evd-death-card p,.evd-complete-card p{margin-bottom:12px;font-size:12px}.evd-mode-buttons{gap:7px}.evd-mode-button,.evd-restart-button{padding:10px 7px;font-size:12px}.evd-upgrade-modal{padding:10px}.evd-upgrade-grid{gap:7px}.evd-upgrade-card{min-height:0}.evd-upgrade-card strong{padding:7px 8px 2px;font-size:11px}.evd-upgrade-card span{padding:0 8px;font-size:9px}.evd-upgrade-card em{margin:4px 8px 0;font-size:9px}.evd-upgrade-heading{margin-bottom:8px}.evd-upgrade-heading small{font-size:9px}.evd-upgrade-heading h3{font-size:16px}}