@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700;800;900&display=swap";
*{box-sizing:border-box;margin:0;padding:0}:root{--primary:#8e44ad;--primary-glow:#8e44ad66;--accent:#ff4757;--accent-glow:#ff475766;--gold:#f1c40f;--dark-bg:#0a0a12;--card-bg:#ffffff0a;--card-border:#ffffff1a;--text-primary:#fff;--text-secondary:#ffffffb3;--text-muted:#fff6;--glass-bg:#ffffff0f;--glass-border:#ffffff1f}html,body{background:var(--dark-bg);height:100%;color:var(--text-primary);-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation;font-family:Outfit,-apple-system,BlinkMacSystemFont,sans-serif;overflow:hidden}.app-container{background:var(--dark-bg);flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;display:flex;position:relative;overflow:hidden}@keyframes orbFloatMain{0%{transform:translate(0)scale(1)}to{transform:translate(5vw,5vh)scale(1.1)}}.screen{flex-direction:column;justify-content:center;align-items:center;transition:opacity .4s,transform .4s;display:flex;position:absolute;inset:0}.screen.hidden{opacity:0;pointer-events:none;transform:scale(.95)}.screen.visible{opacity:1;pointer-events:all;transform:scale(1)}.main-menu{justify-content:center;align-items:center;padding:20px;display:flex}.menu-card{flex-direction:column;align-items:center;gap:25px;width:100%;max-width:360px;display:flex;position:relative}.game-logo{margin-bottom:5px;transform:scale(.9)}.game-title{color:#fff;background:linear-gradient(135deg,#fff 0%,#e1e1e1 50%,#fff 100%);-webkit-text-fill-color:transparent;letter-spacing:-1px;text-shadow:0 10px 30px #00000080;-webkit-background-clip:text;background-clip:text;margin-bottom:5px;font-size:3.5rem;font-weight:900;line-height:1;position:relative}.game-title:after{content:"무한의 계단";background:linear-gradient(135deg,#0000 40%,#fffc 50%,#0000 60%) 0 0/200% 100%;-webkit-text-fill-color:transparent;pointer-events:none;-webkit-background-clip:text;width:100%;height:100%;animation:3s infinite shine;position:absolute;top:0;left:0}@keyframes shine{0%{background-position:150% 0}to{background-position:-50% 0}}.game-subtitle{color:#ffffff80;letter-spacing:6px;text-transform:uppercase;margin-top:-5px;font-size:.85rem;font-weight:600}.stairs-animation{width:180px;height:120px;margin:0 auto;position:relative}.stair-block{border-radius:4px;width:45px;height:12px;animation:2.5s ease-in-out infinite stairAppear;position:absolute;box-shadow:0 4px 10px #0000004d}.stair-block:first-child{background:#6c5ce7;animation-delay:0s;bottom:5px;left:65px}.stair-block:nth-child(2){background:#a29bfe;animation-delay:.2s;bottom:25px;left:95px}.stair-block:nth-child(3){background:#ff6b9d;animation-delay:.4s;bottom:45px;left:70px}.stair-block:nth-child(4){background:gold;animation-delay:.6s;bottom:65px;left:40px}.stair-block:nth-child(5){background:#2ed573;animation-delay:.8s;bottom:85px;left:70px}.stair-block:nth-child(6){background:#00d2ff;animation-delay:1s;bottom:105px;left:100px}@keyframes stairAppear{0%,to{opacity:.4;transform:translateY(0)scale(1);box-shadow:0 4px 10px #0000004d}50%{opacity:1;filter:brightness(1.2);transform:translateY(-3px)scale(1.1);box-shadow:0 8px 15px #00000080}}.menu-char-preview{justify-content:center;align-items:center;width:120px;height:120px;margin:10px auto;display:flex;position:relative}.menu-char-preview:after{content:"";filter:blur(5px);z-index:-1;background:#00000080;border-radius:50%;width:60px;height:10px;position:absolute;bottom:10px;left:50%;transform:translate(-50%)}.menu-char-preview canvas{z-index:2;filter:drop-shadow(0 5px 10px #0000004d)}.menu-buttons{flex-direction:column;gap:15px;width:100%;display:flex}.menu-buttons-row{gap:10px;width:100%;display:flex}.menu-buttons-row .btn-secondary{flex:1}.btn-play{color:#fff;cursor:pointer;background:linear-gradient(135deg,#8e44ad,#c0392b);border:none;border-radius:24px;justify-content:center;align-items:center;width:100%;padding:20px;font-size:1.3rem;font-weight:800;transition:all .3s cubic-bezier(.34,1.56,.64,1);display:flex;position:relative;overflow:hidden;box-shadow:0 10px 30px #8e44ad80}.btn-play .btn-content{z-index:2;align-items:center;gap:12px;display:flex}.btn-play:before{content:"";z-index:1;background:linear-gradient(#ffffff26,#0000);position:absolute;inset:0}.btn-play:hover{transform:translateY(-5px)scale(1.02);box-shadow:0 20px 40px #8e44ad99}.btn-play:active{transform:scale(.96);box-shadow:0 5px 15px #8e44ad66}.btn-shine{pointer-events:none;background:linear-gradient(90deg,#0000,#ffffff4d,#0000);width:200%;height:200%;animation:3s infinite shiny;position:absolute;top:-50%;left:-50%;transform:rotate(45deg)}@keyframes shiny{0%{transform:rotate(45deg)translate(-100%,-100%)}20%{transform:rotate(45deg)translate(100%,100%)}to{transform:rotate(45deg)translate(100%,100%)}}.btn-secondary{color:#ffffffe6;cursor:pointer;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:20px;justify-content:center;align-items:center;gap:8px;width:100%;padding:16px;font-size:1rem;font-weight:600;transition:all .2s;display:flex}.btn-secondary:hover{background:#ffffff1a;border-color:#ffffff4d;transform:translateY(-2px)}.btn-secondary:active{transform:scale(.98)}.menu-stats{flex-flow:wrap;justify-content:center;align-items:center;gap:10px;width:100%;margin-bottom:5px;display:flex}.high-score-badge,.coin-badge{color:#fff;background:#0000004d;border:1px solid #ffffff0d;border-radius:12px;justify-content:center;align-items:center;gap:6px;padding:8px 16px;font-size:.85rem;font-weight:600;display:inline-flex}.high-score-badge{color:var(--gold)}.coin-badge{color:gold}.game-screen{padding:0}.game-canvas-wrapper{touch-action:none;flex-direction:column;justify-content:center;align-items:center;gap:0;width:100%;height:100%;display:flex;position:relative}.game-canvas{border-radius:12px;box-shadow:0 0 40px #00000080}.game-controls-overlay{pointer-events:none;z-index:50;position:fixed;inset:0}.controls-left,.controls-right{pointer-events:auto;position:absolute;bottom:30px}.controls-left{left:30px}.controls-right{right:30px}.control-btn{cursor:pointer;touch-action:none;-webkit-user-select:none;border:none;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:4px;width:100px;height:100px;font-family:Outfit,sans-serif;font-size:.9rem;font-weight:700;transition:all .1s;display:flex;position:relative;overflow:hidden}.control-btn:after{content:"";pointer-events:none;background:linear-gradient(#ffffff26,#0000);border-radius:50%;position:absolute;inset:0}.control-btn:active{transform:scale(.9)}.direction-btn{color:#fff;background:linear-gradient(135deg,#ff6b9d,#e84393);box-shadow:0 4px 20px #ff6b9d80}.step-btn{color:#fff;background:linear-gradient(135deg,#6c5ce7,#5b4bcf);box-shadow:0 4px 20px #6c5ce780}.btn-icon{font-size:2rem;line-height:1}.btn-label{opacity:.9;font-size:.65rem}.char-select-screen{justify-content:center;gap:14px;padding:30px 15px;overflow-y:hidden}.screen-title{text-align:center;background:linear-gradient(135deg,gold,#ff6b9d);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:1.8rem;font-weight:800}.char-grid{grid-template-columns:repeat(5,1fr);gap:12px;width:100%;max-width:680px;padding:0;display:grid}.char-card{background:var(--card-bg);border:2px solid var(--card-border);text-align:center;cursor:pointer;border-radius:14px;padding:14px 8px 10px;transition:all .2s;position:relative;overflow:hidden}.char-card:before{content:"";pointer-events:none;background:radial-gradient(circle at 50% 30%,#ffffff0d,#0000 70%);position:absolute;inset:0}.char-card:hover{border-color:#fff3;transform:translateY(-3px)}.char-card.selected{border-color:var(--primary);box-shadow:var(--shadow-glow);background:#6c5ce71f}.char-card.locked{opacity:.5;cursor:not-allowed}.char-card.locked:hover{transform:none}.char-card canvas{width:56px;height:56px;margin:0 auto 6px;display:block}.char-name{margin-bottom:2px;font-size:.8rem;font-weight:700}.char-desc{color:var(--text-secondary);font-size:.65rem}.char-lock-badge{color:var(--gold);background:#ffd7001a;border-radius:20px;align-items:center;gap:3px;margin-top:4px;padding:2px 8px;font-size:.6rem;display:inline-flex}.char-select-footer{gap:10px;width:100%;max-width:360px;display:flex}.char-select-footer .btn-secondary{flex:1}.result-screen{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0006;gap:15px;padding:30px 20px}.result-title{text-align:center;margin-bottom:5px;font-size:2.5rem;font-weight:900;line-height:1.2}.result-title.good{background:linear-gradient(135deg,#2ed573,#00d2ff);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.result-title.bad{background:linear-gradient(135deg,#ff4757,#ff6b9d);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.result-score-card{text-align:center;background:#14141e99;border-radius:24px;flex-direction:column;align-items:center;gap:10px;width:100%;max-width:300px;padding:30px 20px;display:flex;box-shadow:0 10px 30px #0000004d}.result-score-label{color:#a0a0b0;letter-spacing:1px;font-size:.9rem;font-weight:600}.result-score-value{background:linear-gradient(135deg,gold,#ff6b9d);-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 15px #ff6b9d4d);-webkit-background-clip:text;background-clip:text;margin-bottom:15px;font-size:4.5rem;font-weight:900;line-height:1}.result-stats{border-top:1px solid #ffffff1a;flex-direction:column;gap:8px;width:100%;padding-top:15px;display:flex}.result-stat-item{color:#ffffffb3;border-radius:8px;justify-content:space-between;align-items:center;padding:4px 10px;font-size:.9rem;display:flex}.result-stat-item.highlight{color:gold;background:#ffd7001a}.result-stat-item strong{color:#fff;font-weight:700}.result-stat-item.highlight strong{color:gold}.result-stat-item span{align-items:center;gap:6px;display:flex}.result-new-record{color:var(--gold);background:linear-gradient(135deg,#ffd70033,#ffa50033);border:1px solid #ffd70066;border-radius:50px;align-items:center;gap:6px;padding:8px 20px;font-size:1rem;font-weight:800;animation:1.5s infinite pulseGlow;display:inline-flex;box-shadow:0 0 15px #ffd70033}@keyframes pulseGlow{0%,to{transform:scale(1);box-shadow:0 0 15px #ffd70033}50%{transform:scale(1.05);box-shadow:0 0 25px #ffd70066}}.unlock-section{text-align:center;width:100%;max-width:300px}.unlock-title{color:var(--gold);margin-bottom:10px;font-size:1.1rem;font-weight:700}.unlock-card{background:#14141ecc;border:1px solid #ffd7004d;border-radius:16px;align-items:center;gap:14px;margin-bottom:8px;padding:12px 16px;animation:.5s slideIn;display:flex}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.unlock-card canvas{width:50px;height:50px}.unlock-info{text-align:left}.unlock-char-name{color:var(--gold);font-size:1rem;font-weight:700}.unlock-char-desc{color:var(--text-secondary);font-size:.8rem}.result-buttons{flex-direction:column;gap:10px;width:100%;max-width:280px;display:flex}.revive-btn{background:linear-gradient(135deg,#f1c40f,#e67e22)!important;box-shadow:0 10px 25px #f1c40f66!important}.revive-btn:hover{box-shadow:0 15px 35px #f1c40f99!important}.mute-btn{border:1px solid var(--card-border);background:var(--card-bg);width:40px;height:40px;color:var(--text-primary);cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:100;border-radius:50%;justify-content:center;align-items:center;font-size:1.2rem;transition:all .2s;display:flex;position:fixed;top:12px;right:12px}.mute-btn:hover{background:#ffffff1a;transform:scale(1.1)}.bg-orb{pointer-events:none;filter:blur(80px);opacity:.3;z-index:0;border-radius:50%;position:fixed}.bg-orb-1{background:var(--primary);width:300px;height:300px;animation:8s ease-in-out infinite orbFloat;top:-100px;right:-100px}.bg-orb-2{background:var(--accent);width:250px;height:250px;animation:10s ease-in-out infinite reverse orbFloat;bottom:-80px;left:-80px}@keyframes orbFloat{0%,to{transform:translate(0)}50%{transform:translate(20px,-20px)}}@media (orientation:landscape){.game-screen{flex-direction:row;justify-content:center}.game-canvas{border-radius:8px}.controls-left{bottom:40px;left:40px}.controls-right{bottom:40px;right:40px}.control-btn{width:120px;height:120px}.btn-icon{font-size:2.4rem}.btn-label{font-size:.75rem}.main-menu{flex-direction:column;gap:10px;padding:15px}.game-title{font-size:2.4rem}.stairs-animation{height:80px;margin:5px auto}.menu-char-preview{margin-bottom:5px}.result-screen{gap:12px;padding:15px}.result-score-value{font-size:3rem}}@media (max-height:600px) and (orientation:portrait){.game-title{font-size:2.2rem}.stairs-animation{height:80px;margin:5px auto}.btn-play{padding:12px 30px;font-size:1.1rem}}@media (max-width:360px){.game-title{font-size:2.4rem}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in-up{animation:.5s forwards fadeInUp}.fade-in-up-1{opacity:0;animation-delay:.1s}.fade-in-up-2{opacity:0;animation-delay:.2s}.fade-in-up-3{opacity:0;animation-delay:.3s}.fade-in-up-4{opacity:0;animation-delay:.4s}.fade-in-up-5{opacity:0;animation-delay:.5s}.shop-screen{-webkit-overflow-scrolling:touch;justify-content:flex-start;padding:40px 20px 20px;overflow-y:auto}.shop-coins{color:gold;justify-content:center;align-items:center;gap:8px;margin-bottom:16px;font-size:18px;font-weight:700;display:flex}.shop-content{flex-direction:column;gap:20px;width:100%;max-width:400px;padding-bottom:80px;display:flex}.shop-section{flex-direction:column;gap:8px;display:flex}.shop-section-title{color:var(--text-secondary);letter-spacing:.5px;margin-bottom:2px;font-size:13px;font-weight:700}.shop-item{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:12px;align-items:center;gap:12px;padding:12px 14px;transition:all .2s;display:flex}.shop-item:hover{background:#ffffff14}.shop-item.owned{opacity:.5}.shop-item-icon{text-align:center;flex-shrink:0;width:36px;font-size:24px}.shop-item-info{flex:1;min-width:0}.shop-item-name{color:var(--text-primary);font-size:14px;font-weight:600}.shop-item-count{color:var(--gold);font-size:12px;font-weight:700}.shop-item-desc{color:var(--text-muted);margin-top:2px;font-size:11px}.shop-item-owned{color:var(--text-muted);white-space:nowrap;background:#ffffff0d;border-radius:6px;padding:4px 10px;font-size:11px;font-weight:600}.shop-buy-btn{color:gold;cursor:pointer;white-space:nowrap;background:linear-gradient(135deg,#ffd70026,#ffa50026);border:1px solid #ffd70040;border-radius:8px;flex-shrink:0;align-items:center;gap:4px;padding:7px 14px;font-family:inherit;font-size:13px;font-weight:700;transition:all .2s;display:flex}.shop-buy-btn:hover:not(:disabled){background:linear-gradient(135deg,#ffd70040,#ffa50040);transform:scale(1.05);box-shadow:0 0 12px #ffd70033}.shop-buy-btn:active:not(:disabled){transform:scale(.95)}.shop-buy-btn:disabled{opacity:.35;cursor:not-allowed}.item-slots{z-index:150;flex-direction:column;align-items:center;gap:10px;display:flex;position:fixed;bottom:170px;right:20px}.item-slot-btn{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);cursor:pointer;-webkit-tap-highlight-color:transparent;background:#00000080;border:2px solid #fff3;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;width:56px;height:56px;font-family:inherit;transition:all .15s;display:flex;position:relative}.item-slot-btn:active{background:#ffffff26;transform:scale(.85)}.item-slot-icon{filter:drop-shadow(0 0 4px #fffc);font-size:26px;line-height:1}.item-slot-count{color:#fff;background:#ff4757;border-radius:9px;justify-content:center;align-items:center;min-width:18px;height:18px;padding:0 4px;font-size:10px;font-weight:700;display:flex;position:absolute;top:-4px;right:-4px}