*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--coal: #1a1a1f;--slate: #22222a;--stone: #2e2e38;--rock: #3a3a48;--ore-line: #4a4a5a;--amber: #f59e0b;--lava: #ef4444;--iron: #94a3b8;--gold: #fbbf24;--diamond: #38bdf8;--emerald: #10b981;--obsidian: #a855f7;--text-bright: #f8f4ee;--text-dim: #9a9080;--hud-bg: rgba(10,10,14,.92);--glow-amber: 0 0 20px rgba(245,158,11,.5);--glow-diamond: 0 0 20px rgba(56,189,248,.5);--glow-lava: 0 0 20px rgba(239,68,68,.5);--font-display: "Black Han Sans", sans-serif;--font-ui: "Oswald", sans-serif;--font-mono: "Share Tech Mono", monospace}html,body{width:100%;height:100%;overflow:hidden;background:var(--coal);color:var(--text-bright);font-family:var(--font-ui);-webkit-user-select:none;user-select:none;cursor:default}#app{width:100vw;height:100vh;position:relative;overflow:hidden}.screen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .5s ease}.screen.active{opacity:1;pointer-events:all}.mine-bg{position:absolute;top:0;right:0;bottom:0;left:0;background-image:url(/mine-bg.jpg);background-size:cover;background-position:center;filter:brightness(.25) saturate(.6);z-index:0}.bg-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:repeating-linear-gradient(0deg,transparent,transparent 79px,rgba(255,255,255,.02) 79px,rgba(255,255,255,.02) 80px),repeating-linear-gradient(90deg,transparent,transparent 79px,rgba(255,255,255,.02) 79px,rgba(255,255,255,.02) 80px);z-index:1}.depth-gradient{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,rgba(0,0,0,.6) 0%,transparent 30%,transparent 70%,rgba(0,0,0,.8) 100%);z-index:2}#screen-title{z-index:10;gap:0;text-align:center}.title-logo{position:relative;margin-bottom:8px}.title-eyebrow{font-family:var(--font-mono);font-size:.75rem;letter-spacing:.5em;color:var(--amber);text-transform:uppercase;margin-bottom:16px;opacity:.8}.title-main{font-family:var(--font-display);font-size:clamp(4rem,10vw,8rem);line-height:.85;color:var(--text-bright);text-shadow:0 0 40px rgba(245,158,11,.4),0 4px 0 rgba(0,0,0,.8),0 8px 0 rgba(0,0,0,.4);letter-spacing:-2px}.title-main .accent{color:var(--amber);display:block}.title-sub{font-family:var(--font-ui);font-weight:300;font-size:1.1rem;letter-spacing:.3em;color:var(--iron);text-transform:uppercase;margin-top:12px;margin-bottom:48px}.btn-primary{font-family:var(--font-ui);font-weight:700;font-size:1.1rem;letter-spacing:.2em;text-transform:uppercase;padding:16px 48px;background:linear-gradient(135deg,var(--amber),#d97706);color:#1a1000;border:none;cursor:pointer;clip-path:polygon(8px 0%,100% 0%,calc(100% - 8px) 100%,0% 100%);transition:all .2s ease;position:relative;overflow:hidden}.btn-primary:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .4s ease}.btn-primary:hover:before{left:100%}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #f59e0b66}.btn-primary:active{transform:translateY(0)}.title-stats{display:flex;gap:32px;margin-top:48px}.stat-pill{display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 24px;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.stat-pill .num{font-family:var(--font-display);font-size:1.6rem;color:var(--amber)}.stat-pill .label{font-size:.65rem;letter-spacing:.2em;color:var(--text-dim);text-transform:uppercase}#hud{position:absolute;top:0;left:0;right:0;z-index:100;pointer-events:none;display:flex;align-items:stretch;background:var(--hud-bg);border-bottom:2px solid rgba(245,158,11,.3);height:64px}#hud.hidden{display:none}.hud-section{display:flex;align-items:center;gap:12px;padding:0 20px;border-right:1px solid rgba(255,255,255,.06)}.hud-section:last-child{border-right:none}.hud-label{font-size:.6rem;letter-spacing:.2em;color:var(--text-dim);text-transform:uppercase;display:block}.hud-value{font-family:var(--font-mono);font-size:1.3rem;color:var(--text-bright);line-height:1}.hud-value.coins{color:var(--gold)}.hud-value.depth{color:var(--diamond)}.hud-value.time{color:var(--lava)}.hud-icon{font-size:1.4rem}.depth-bar-wrap{flex:1;display:flex;align-items:center;padding:0 20px;gap:12px}.depth-bar-track{flex:1;height:6px;background:#ffffff14;position:relative;overflow:hidden}.depth-bar-fill{height:100%;background:linear-gradient(90deg,var(--amber),var(--gold));transition:width .4s ease;position:relative}.depth-bar-fill:after{content:"";position:absolute;right:0;top:0;bottom:0;width:20px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.6));animation:shine 1.5s infinite}@keyframes shine{0%,to{opacity:.6}50%{opacity:1}}#screen-game{z-index:10;flex-direction:column;justify-content:flex-start;padding-top:64px}.game-area{display:flex;width:100%;height:calc(100vh - 64px);position:relative}.falling-zone{width:280px;height:100%;position:relative;border-right:1px solid rgba(255,255,255,.06);overflow:hidden;flex-shrink:0;background:linear-gradient(180deg,rgba(0,0,0,.3) 0%,transparent 100%)}.falling-zone-label{position:absolute;top:16px;left:0;right:0;text-align:center;font-size:.6rem;letter-spacing:.3em;color:var(--text-dim);text-transform:uppercase;z-index:2}.falling-tool{position:absolute;width:56px;height:56px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:2rem;border-radius:4px;border:2px solid transparent;transition:border-color .1s,transform .1s;z-index:5;will-change:transform;animation:fallDown linear forwards}.falling-tool:hover{border-color:var(--amber);transform:scale(1.15)!important}.falling-tool.tool-piccone{filter:drop-shadow(0 0 8px rgba(245,158,11,.8))}.falling-tool.tool-trapano{filter:drop-shadow(0 0 8px rgba(56,189,248,.8))}.falling-tool.tool-dinamite{filter:drop-shadow(0 0 8px rgba(239,68,68,.8))}.falling-tool.tool-elmetto{filter:drop-shadow(0 0 8px rgba(16,185,129,.8))}@keyframes fallDown{0%{top:-80px}to{top:110%}}.catch-flash{position:absolute;width:70px;height:70px;border-radius:50%;background:radial-gradient(circle,rgba(245,158,11,.8) 0%,transparent 70%);pointer-events:none;animation:catchPop .4s ease-out forwards;z-index:10}@keyframes catchPop{0%{transform:scale(.5);opacity:1}to{transform:scale(2.5);opacity:0}}.mining-area{flex:1;display:flex;flex-direction:column;align-items:center;padding:24px 20px;overflow-y:auto;position:relative}.zone-header{width:100%;max-width:600px;display:flex;align-items:center;gap:16px;margin-bottom:20px}.zone-name{font-family:var(--font-display);font-size:1.8rem;color:var(--text-bright);text-shadow:var(--glow-amber);flex:1}.zone-depth-badge{font-family:var(--font-mono);font-size:.75rem;padding:4px 12px;background:#38bdf826;border:1px solid rgba(56,189,248,.3);color:var(--diamond);letter-spacing:.15em}.block-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;width:100%;max-width:600px}.ore-block{aspect-ratio:1;position:relative;cursor:pointer;border:2px solid transparent;transition:transform .08s ease,filter .1s;overflow:hidden;border-radius:2px}.ore-block:hover{transform:scale(1.06)}.ore-block:active{transform:scale(.94)}.ore-block.depleted{opacity:.25;cursor:not-allowed;filter:grayscale(1)}.ore-block.depleted:hover{transform:none}.block-inner{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-direction:column;gap:2px}.block-pietra{background:linear-gradient(135deg,#3a3a42,#2a2a32);border-color:#4a4a58}.block-carbone{background:linear-gradient(135deg,#1e1e22,#16161a);border-color:#333340}.block-ferro{background:linear-gradient(135deg,#4a3020,#3a2010);border-color:#8a6040}.block-oro{background:linear-gradient(135deg,#4a3800,#3a2800);border-color:#c09020}.block-diamante{background:linear-gradient(135deg,#003040,#002030);border-color:#2080b0}.block-ossidiana{background:linear-gradient(135deg,#1a0028,#10001e);border-color:#6020a0}.block-hp-bar{position:absolute;bottom:0;left:0;right:0;height:4px;background:#00000080}.block-hp-fill{height:100%;transition:width .15s ease,background .3s}.hp-high{background:var(--emerald)}.hp-mid{background:var(--amber)}.hp-low{background:var(--lava)}.block-crack{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;opacity:0;transition:opacity .2s;background-image:linear-gradient(45deg,transparent 40%,rgba(0,0,0,.4) 41%,transparent 42%),linear-gradient(-45deg,transparent 55%,rgba(0,0,0,.4) 56%,transparent 57%),linear-gradient(70deg,transparent 30%,rgba(0,0,0,.3) 31%,transparent 32%)}.crack-1{opacity:.3}.crack-2{opacity:.6}.crack-3{opacity:1}@keyframes strikeFlash{0%{background:#ffffff80}to{background:transparent}}.block-flash{position:absolute;top:0;right:0;bottom:0;left:0;background:transparent;pointer-events:none;animation:strikeFlash .15s ease-out forwards}.upgrade-panel{width:260px;height:100%;border-left:1px solid rgba(255,255,255,.06);display:flex;flex-direction:column;overflow-y:auto;flex-shrink:0;background:linear-gradient(180deg,rgba(0,0,0,.4) 0%,transparent 100%)}.panel-header{padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.06);font-size:.6rem;letter-spacing:.3em;color:var(--text-dim);text-transform:uppercase;display:flex;align-items:center;gap:8px}.upgrade-list{padding:12px;display:flex;flex-direction:column;gap:8px}.upgrade-card{background:#ffffff08;border:1px solid rgba(255,255,255,.07);padding:12px;cursor:pointer;transition:all .2s;position:relative;overflow:hidden}.upgrade-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--amber);transform:scaleY(0);transform-origin:bottom;transition:transform .2s}.upgrade-card:hover:before{transform:scaleY(1)}.upgrade-card:hover{border-color:#f59e0b4d;background:#f59e0b0d}.upgrade-card.maxed{border-color:#fbbf2466;background:#fbbf240d;cursor:default}.upgrade-card.maxed:before{background:var(--gold);transform:scaleY(1)}.upgrade-card.cant-afford{opacity:.5;cursor:not-allowed}.upgrade-card.cant-afford:hover{border-color:#ffffff12;background:#ffffff08}.upgrade-card.cant-afford:hover:before{transform:scaleY(0)}.upg-top{display:flex;align-items:center;gap:10px;margin-bottom:6px}.upg-icon{font-size:1.5rem}.upg-name{font-family:var(--font-ui);font-weight:600;font-size:.85rem;color:var(--text-bright);flex:1}.upg-level{font-family:var(--font-mono);font-size:.7rem;color:var(--amber)}.upg-desc{font-size:.7rem;color:var(--text-dim);line-height:1.4;margin-bottom:8px}.upg-cost{display:flex;align-items:center;gap:4px;font-family:var(--font-mono);font-size:.8rem;color:var(--gold)}.upg-stars{display:flex;gap:2px;margin-top:6px}.upg-star{width:8px;height:8px;background:#ffffff1a;border-radius:50%}.upg-star.filled{background:var(--amber)}.timer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:1000;border:4px solid transparent;transition:border-color .2s}.timer-overlay.urgent{border-color:#ef4444b3;animation:urgentPulse .5s infinite}@keyframes urgentPulse{0%,to{border-color:#ef44444d;box-shadow:inset 0 0 40px #ef44441a}50%{border-color:#ef4444e6;box-shadow:inset 0 0 80px #ef444433}}.notif-container{position:fixed;bottom:20px;left:50%;transform:translate(-50%);display:flex;flex-direction:column-reverse;gap:8px;z-index:200;pointer-events:none;align-items:center}.notif{padding:8px 20px;font-family:var(--font-mono);font-size:.85rem;letter-spacing:.1em;animation:notifPop .3s ease-out,notifFade .4s ease-in 1.6s forwards;white-space:nowrap}.notif.success{background:#10b98133;border:1px solid var(--emerald);color:var(--emerald)}.notif.danger{background:#ef444433;border:1px solid var(--lava);color:var(--lava)}.notif.reward{background:#fbbf2426;border:1px solid var(--gold);color:var(--gold)}.notif.info{background:#38bdf826;border:1px solid var(--diamond);color:var(--diamond)}@keyframes notifPop{0%{transform:translateY(20px) scale(.9);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}@keyframes notifFade{0%{opacity:1}to{opacity:0}}.ore-popup{position:absolute;font-family:var(--font-mono);font-size:1rem;font-weight:700;pointer-events:none;animation:oreFloat 1s ease-out forwards;z-index:50;text-shadow:0 2px 8px rgba(0,0,0,.8)}@keyframes oreFloat{0%{transform:translateY(0) scale(1);opacity:1}to{transform:translateY(-60px) scale(.8);opacity:0}}.depth-transition{position:fixed;top:0;right:0;bottom:0;left:0;z-index:500;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:16px;background:#000000f2;opacity:0;pointer-events:none;transition:opacity .4s}.depth-transition.visible{opacity:1;pointer-events:all}.depth-transition-title{font-family:var(--font-display);font-size:3rem;color:var(--amber);text-shadow:var(--glow-amber);animation:depthPulse .8s ease-in-out infinite alternate}@keyframes depthPulse{0%{text-shadow:0 0 20px rgba(245,158,11,.4)}to{text-shadow:0 0 60px rgba(245,158,11,.9)}}.depth-transition-sub{font-family:var(--font-mono);font-size:1rem;color:var(--text-dim);letter-spacing:.2em}#screen-result{z-index:10;gap:24px;text-align:center}.result-title{font-family:var(--font-display);font-size:clamp(2.5rem,6vw,5rem);color:var(--text-bright);text-shadow:var(--glow-amber)}.result-subtitle{font-family:var(--font-ui);font-weight:300;font-size:1rem;letter-spacing:.3em;color:var(--text-dim);text-transform:uppercase}.result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;width:min(500px,90vw)}.result-stat{background:#ffffff08;border:1px solid rgba(255,255,255,.08);padding:20px 16px;display:flex;flex-direction:column;align-items:center;gap:8px}.result-stat .icon{font-size:1.8rem}.result-stat .num{font-family:var(--font-display);font-size:2rem;color:var(--amber)}.result-stat .lab{font-size:.65rem;letter-spacing:.2em;color:var(--text-dim);text-transform:uppercase}.result-buttons{display:flex;gap:16px}.btn-secondary{font-family:var(--font-ui);font-weight:600;font-size:.9rem;letter-spacing:.15em;text-transform:uppercase;padding:12px 32px;background:transparent;color:var(--text-dim);border:1px solid rgba(255,255,255,.15);cursor:pointer;transition:all .2s}.btn-secondary:hover{border-color:var(--iron);color:var(--text-bright)}.reaction-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;display:flex;align-items:center;justify-content:center;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .25s}.reaction-overlay.visible{opacity:1;pointer-events:all}.reaction-box{background:var(--slate);border:2px solid var(--amber);box-shadow:var(--glow-amber);padding:40px 48px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:20px;min-width:320px}.reaction-prompt{font-family:var(--font-display);font-size:1.4rem;color:var(--text-bright)}.reaction-key{width:80px;height:80px;background:linear-gradient(135deg,var(--amber),#d97706);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-size:2rem;color:#1a1000;cursor:pointer;clip-path:polygon(6px 0%,100% 0%,calc(100% - 6px) 100%,0% 100%);transition:transform .1s,filter .1s;animation:reactionPulse .5s ease-in-out infinite alternate}@keyframes reactionPulse{0%{filter:brightness(1)}to{filter:brightness(1.3) drop-shadow(0 0 12px rgba(245,158,11,.8))}}.reaction-key:active{transform:scale(.9)}.reaction-timer-bar{width:100%;height:6px;background:#ffffff1a;position:relative}.reaction-timer-fill{height:100%;background:linear-gradient(90deg,var(--amber),var(--lava));transition:width .1s linear}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:2px}@media (max-width: 900px){.falling-zone{width:160px}.upgrade-panel{width:180px}.block-grid{grid-template-columns:repeat(5,1fr)}}@media (max-width: 640px){.falling-zone{display:none}.upgrade-panel{width:140px}.block-grid{grid-template-columns:repeat(4,1fr)}}.particle{position:absolute;border-radius:50%;pointer-events:none;opacity:0;animation:particleFly linear infinite}@keyframes particleFly{0%{transform:translateY(0) translate(0);opacity:0}10%{opacity:.6}90%{opacity:.4}to{transform:translateY(-120px) translate(var(--drift));opacity:0}}@keyframes sparkFly{0%{transform:translate(0) scale(1);opacity:1}to{transform:translate(var(--sx),var(--sy)) scale(0);opacity:0}}.spark{position:absolute;width:4px;height:4px;border-radius:50%;background:var(--amber);pointer-events:none;animation:sparkFly .4s ease-out forwards;z-index:20}.combo-display{position:fixed;top:80px;right:280px;font-family:var(--font-display);font-size:1.4rem;color:var(--amber);text-shadow:var(--glow-amber);opacity:0;transition:opacity .3s;pointer-events:none;z-index:50}.combo-display.visible{opacity:1}.zone-indicator-bar{display:flex;gap:0;width:100%;height:4px;position:absolute;bottom:0;left:0}.zone-seg{flex:1;transition:background .4s}.tool-inventory{display:flex;gap:6px;padding:0 16px;align-items:center}.tool-slot{width:36px;height:36px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:1.2rem;position:relative;border-radius:2px}.tool-slot.active{border-color:var(--amber);background:#f59e0b1a}.tool-slot-count{position:absolute;bottom:1px;right:3px;font-family:var(--font-mono);font-size:.55rem;color:var(--gold);line-height:1}.hud-btn{padding:0 16px;height:100%;background:transparent;border:none;border-left:1px solid rgba(255,255,255,.06);color:var(--text-dim);cursor:pointer;font-size:.7rem;letter-spacing:.1em;font-family:var(--font-ui);text-transform:uppercase;transition:color .2s,background .2s;pointer-events:all}.hud-btn:hover{color:var(--text-bright);background:#ffffff0a}#screen-pause{z-index:50;gap:32px}.pause-title{font-family:var(--font-display);font-size:3rem;color:var(--amber);text-shadow:var(--glow-amber)}.pause-menu{display:flex;flex-direction:column;gap:12px;width:280px}