:root{--yellow: #FFD93D;--yellow-dark: #F0C420;--brown: #C4A35A;--brown-light: #E8D5A3;--sky: #87CEEB;--sky-light: #B8E4F9;--green: #7BC67E;--green-dark: #5AAE5D;--white: #FFFDF5;--text: #4A3728;--text-light: #7A6550}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%;overflow:hidden;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:linear-gradient(180deg,var(--sky-light) 0%,var(--green) 100%);color:var(--text);user-select:none;-webkit-user-select:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent}#root{display:flex;justify-content:center;align-items:center}.logo-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;animation:fadeIn .5s ease-out}.logo-title{font-size:4rem;font-weight:900;letter-spacing:-.03em;color:var(--text);text-shadow:2px 2px 0 var(--yellow),4px 4px 0 rgba(0,0,0,.08);display:flex;align-items:center;gap:.25rem}.logo-paw{font-size:4.5rem;filter:drop-shadow(2px 2px 0 rgba(0,0,0,.1));animation:pawBounce 1.2s ease-in-out infinite}.logo-subtitle{font-size:1.1rem;color:var(--text-light);font-weight:500}.start-btn{margin-top:1rem;padding:1rem 3rem;font-size:1.4rem;font-weight:700;border:none;border-radius:2rem;background:var(--yellow);color:var(--text);box-shadow:0 6px 0 var(--yellow-dark),0 8px 20px #00000026;cursor:pointer;transition:transform .1s,box-shadow .1s}.start-btn:active{transform:translateY(4px);box-shadow:0 2px 0 var(--yellow-dark),0 4px 10px #00000026}.game-screen{position:relative;width:100%;max-width:440px;height:100dvh;display:flex;flex-direction:column;overflow:hidden}.game-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background:linear-gradient(180deg,var(--sky-light) 0%,var(--sky) 55%,var(--green) 55%,var(--green-dark) 100%);pointer-events:none}.cloud{position:absolute;background:#fff;border-radius:50%;opacity:.7;animation:cloudFloat linear infinite}.cloud:before,.cloud:after{content:"";position:absolute;background:#fff;border-radius:50%}.cloud-1{width:80px;height:30px;top:5%;left:-80px;animation-duration:25s}.cloud-1:before{width:40px;height:40px;top:-20px;left:15px}.cloud-1:after{width:50px;height:35px;top:-15px;left:35px}.cloud-2{width:60px;height:24px;top:12%;left:-60px;animation-duration:35s;animation-delay:8s}.cloud-2:before{width:30px;height:30px;top:-15px;left:10px}.cloud-2:after{width:40px;height:28px;top:-12px;left:25px}.cloud-3{width:70px;height:26px;top:8%;left:-70px;animation-duration:30s;animation-delay:15s}.cloud-3:before{width:35px;height:35px;top:-18px;left:12px}.cloud-3:after{width:45px;height:30px;top:-14px;left:30px}.hud{position:relative;z-index:10;display:flex;justify-content:space-between;align-items:flex-start;padding:1rem 1.25rem .5rem}.score-display{display:flex;flex-direction:column;align-items:flex-start}.score-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--text-light)}.score-value{font-size:2.2rem;font-weight:900;color:var(--text);line-height:1}.timer-display{display:flex;flex-direction:column;align-items:flex-end}.timer-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--text-light)}.timer-value{font-size:2rem;font-weight:900;color:var(--text);line-height:1}.combo-bar-container{position:relative;z-index:10;padding:0 1.25rem;margin-bottom:.25rem}.combo-bar-bg{height:8px;background:#0000001f;border-radius:4px;overflow:hidden}.combo-bar-fill{height:100%;border-radius:4px;background:linear-gradient(90deg,var(--yellow),#FF8C42);transition:width .2s ease-out}.combo-label{position:absolute;top:-18px;right:1.25rem;font-size:.85rem;font-weight:700;color:#ff8c42;opacity:0;transform:scale(.8);transition:opacity .2s,transform .2s}.combo-label.visible{opacity:1;transform:scale(1)}.dog-area{position:relative;z-index:5;flex:1;display:flex;align-items:center;justify-content:center}.dog-container{position:relative;cursor:pointer}.dog-emoji{font-size:7rem;display:block;transition:transform .08s ease-out;filter:drop-shadow(0 8px 16px rgba(0,0,0,.15))}.dog-emoji.tap{animation:dogJump .2s ease-out}.dog-emoji.wag{animation:dogWag .3s ease-in-out}.particle{position:absolute;pointer-events:none;font-size:1.5rem;animation:particleFloat .8s ease-out forwards;z-index:20}.bark-text{position:absolute;pointer-events:none;font-size:1.2rem;font-weight:800;color:var(--text);text-shadow:1px 1px 0 var(--yellow);animation:barkFloat .6s ease-out forwards;z-index:20}.tap-zone{position:relative;z-index:5;padding:1.5rem 1.25rem 2rem;display:flex;flex-direction:column;align-items:center;gap:.75rem}.tap-hint{font-size:.85rem;color:var(--text-light);font-weight:500;animation:pulse 2s ease-in-out infinite}.upgrades-bar{position:relative;z-index:10;display:flex;gap:.5rem;padding:0 1.25rem .75rem;justify-content:center;flex-wrap:wrap}.upgrade-btn{padding:.4rem .9rem;font-size:.75rem;font-weight:700;border:2px solid rgba(0,0,0,.1);border-radius:1.5rem;background:var(--white);color:var(--text);cursor:pointer;transition:all .15s;display:flex;align-items:center;gap:.3rem;white-space:nowrap}.upgrade-btn:hover{transform:translateY(-1px);box-shadow:0 3px 8px #0000001f}.upgrade-btn:active{transform:translateY(1px)}.upgrade-btn.affordable{border-color:var(--yellow-dark);background:var(--yellow)}.upgrade-btn.active{border-color:var(--green);background:var(--green);color:#fff}.upgrade-btn.disabled{opacity:.5;cursor:default}.upgrade-cost{font-size:.65rem;opacity:.7}.gameover-screen{position:relative;z-index:50;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:2rem;animation:fadeIn .4s ease-out}.gameover-card{background:var(--white);border-radius:1.5rem;padding:2.5rem 2rem;text-align:center;box-shadow:0 10px 40px #00000026;max-width:340px;width:90%}.gameover-title{font-size:1.8rem;font-weight:900;color:var(--text);margin-bottom:.25rem}.gameover-dog{font-size:4rem;margin:.5rem 0}.gameover-score-label{font-size:.85rem;color:var(--text-light);font-weight:600;text-transform:uppercase;letter-spacing:.1em}.gameover-score{font-size:3rem;font-weight:900;color:var(--text);line-height:1.1}.gameover-stats{display:flex;justify-content:center;gap:1.5rem;margin:.75rem 0}.stat-item{text-align:center}.stat-value{font-size:1.3rem;font-weight:800;color:var(--text)}.stat-label{font-size:.7rem;color:var(--text-light);text-transform:uppercase;letter-spacing:.05em}.gameover-buttons{display:flex;gap:.75rem;margin-top:1rem;justify-content:center}.gameover-btn{padding:.8rem 2rem;font-size:1.1rem;font-weight:700;border:none;border-radius:1.5rem;cursor:pointer;transition:transform .1s}.gameover-btn:active{transform:scale(.95)}.gameover-btn.primary{background:var(--yellow);color:var(--text);box-shadow:0 4px 0 var(--yellow-dark)}.gameover-btn.secondary{background:var(--sky);color:var(--text);box-shadow:0 4px #6bb8d6}.mode-selector{display:flex;gap:.5rem;margin-top:.5rem}.mode-btn{padding:.5rem 1.2rem;font-size:.9rem;font-weight:700;border:2px solid var(--brown-light);border-radius:1.5rem;background:var(--white);color:var(--text);cursor:pointer;transition:all .15s}.mode-btn.selected{background:var(--yellow);border-color:var(--yellow-dark)}.garden-deco{position:absolute;z-index:2;pointer-events:none;font-size:2rem;opacity:.6}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pawBounce{0%,to{transform:translateY(0) rotate(0)}25%{transform:translateY(-8px) rotate(-8deg)}75%{transform:translateY(-4px) rotate(8deg)}}@keyframes dogJump{0%{transform:translateY(0) scaleY(1)}30%{transform:translateY(-30px) scaleY(1.15) scaleX(.9)}50%{transform:translateY(-40px) scaleY(1.1) scaleX(.95)}80%{transform:translateY(-10px) scaleY(.95) scaleX(1.05)}to{transform:translateY(0) scaleY(1) scaleX(1)}}@keyframes dogWag{0%{transform:rotate(0)}25%{transform:rotate(8deg)}50%{transform:rotate(-8deg)}75%{transform:rotate(5deg)}to{transform:rotate(0)}}@keyframes particleFloat{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-80px) scale(.5)}}@keyframes barkFloat{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-50px) scale(1.3)}}@keyframes pulse{0%,to{opacity:.6}50%{opacity:1}}@keyframes cloudFloat{0%{transform:translate(0)}to{transform:translate(calc(100vw + 100px))}}@media(max-height:600px){.dog-emoji{font-size:5rem}.logo-title{font-size:3rem}.logo-paw{font-size:3.5rem}.score-value{font-size:1.8rem}.timer-value{font-size:1.6rem}}@media(min-width:500px){.game-screen{border-radius:1.5rem;height:95dvh;box-shadow:0 10px 40px #0003;overflow:hidden}}