:root{--pink-light: #FFB6C1;--pink-soft: #FFC0CB;--pink-medium: #FF69B4;--lavender: #E6E6FA;--lavender-soft: #DDA0DD;--purple-soft: #DA70D6;--peach: #FFDAB9;--mint: #98FB98;--sky-pink: #FFE4E1;--gold-soft: #FFD700;--gradient-sky: linear-gradient(180deg, #FFB6C1 0%, #E6E6FA 50%, #DDA0DD 100%);--gradient-glow: linear-gradient(135deg, #FF69B4, #DDA0DD, #FFB6C1);--gradient-countdown: linear-gradient(90deg, #FFB6C1, #E6E6FA, #DDA0DD, #FF69B4);--font-display: "Dancing Script", cursive;--font-body: "Quicksand", sans-serif;--shadow-glow: 0 0 30px rgba(255, 182, 193, .6);--shadow-soft: 0 4px 20px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-body);overflow:hidden;background:var(--gradient-sky)}#loading-screen{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--gradient-sky);display:flex;align-items:center;justify-content:center;z-index:1000;transition:opacity 1s ease,visibility 1s ease}#loading-screen.hidden{opacity:0;visibility:hidden}.loading-content{text-align:center;color:#fff}.loading-heart{font-size:80px;animation:heartbeat 1.5s ease-in-out infinite,float 3s ease-in-out infinite;filter:drop-shadow(0 0 20px rgba(255,105,180,.8))}@keyframes heartbeat{0%,to{transform:scale(1)}25%{transform:scale(1.1)}50%{transform:scale(1)}75%{transform:scale(1.15)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}.loading-title{font-family:var(--font-display);font-size:3rem;margin-top:20px;text-shadow:2px 2px 10px rgba(255,105,180,.5);background:var(--gradient-glow);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.loading-subtitle{font-size:1.2rem;color:var(--lavender);margin-top:10px;font-weight:300}.loading-bar{width:250px;height:6px;background:#ffffff4d;border-radius:10px;margin:30px auto 0;overflow:hidden}.loading-progress{height:100%;width:0%;background:var(--gradient-glow);border-radius:10px;transition:width .3s ease;box-shadow:var(--shadow-glow)}#world-canvas{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1}#ui-overlay{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:10}#ui-overlay>*{pointer-events:auto}#countdown-container{position:absolute;top:30px;left:50%;transform:translate(-50%);text-align:center;padding:20px 40px;background:#ffffff26;-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border-radius:25px;border:2px solid rgba(255,255,255,.3);box-shadow:var(--shadow-glow),var(--shadow-soft)}.countdown-title{font-family:var(--font-display);font-size:1.8rem;color:#fff;text-shadow:2px 2px 10px rgba(255,105,180,.6);margin-bottom:15px}.countdown-timer{display:flex;align-items:center;justify-content:center;gap:10px}.countdown-item{display:flex;flex-direction:column;align-items:center;min-width:70px}.countdown-value{font-family:var(--font-body);font-size:2.5rem;font-weight:600;background:var(--gradient-countdown);background-size:300% 100%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradientShift 5s ease infinite;text-shadow:none}@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.countdown-label{font-size:.75rem;color:#fffc;text-transform:uppercase;letter-spacing:1px;margin-top:5px}.countdown-separator{font-size:2rem;color:#fff;opacity:.7;animation:blink 1s ease-in-out infinite}@keyframes blink{0%,to{opacity:.7}50%{opacity:.3}}#controls-hint{position:absolute;bottom:30px;left:50%;transform:translate(-50%);text-align:center;color:#fffc;font-size:.9rem;padding:15px 25px;background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:15px;border:1px solid rgba(255,255,255,.2);transition:opacity .5s ease}#controls-hint p{margin:5px 0}.key{display:inline-block;padding:3px 8px;background:#fff3;border-radius:5px;font-size:.8rem;margin:0 2px;border:1px solid rgba(255,255,255,.3)}#message-popup{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#0006;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:100;opacity:1;transition:opacity .4s ease}#message-popup.hidden{opacity:0;pointer-events:none}.popup-content{position:relative;max-width:450px;padding:40px;background:#fffffff2;border-radius:25px;text-align:center;box-shadow:0 20px 60px #ff69b466;animation:popupEnter .5s cubic-bezier(.175,.885,.32,1.275);border:3px solid var(--pink-soft)}@keyframes popupEnter{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.popup-close{position:absolute;top:15px;right:20px;width:35px;height:35px;border:none;background:var(--pink-soft);color:#fff;font-size:1.5rem;border-radius:50%;cursor:pointer;transition:all .3s ease}.popup-close:hover{background:var(--pink-medium);transform:rotate(90deg)}.popup-message{font-family:var(--font-display);font-size:2rem;color:var(--pink-medium);line-height:1.5}#finale-overlay{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(ellipse at center,#ffb6c14d,#0009);z-index:200;opacity:1;transition:opacity 1s ease}#finale-overlay.hidden{opacity:0;pointer-events:none}.finale-content{text-align:center;animation:finaleEnter 1.5s ease}@keyframes finaleEnter{0%{transform:scale(.5);opacity:0}60%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}.finale-title{font-family:var(--font-display);font-size:4rem;color:#fff;text-shadow:0 0 30px rgba(255,215,0,.8),0 0 60px rgba(255,105,180,.6);margin-bottom:20px;animation:glow 2s ease-in-out infinite alternate}@keyframes glow{0%{text-shadow:0 0 30px rgba(255,215,0,.8),0 0 60px rgba(255,105,180,.6)}to{text-shadow:0 0 50px rgba(255,215,0,1),0 0 100px rgba(255,105,180,.9)}}.finale-message{font-family:var(--font-body);font-size:1.8rem;color:#fff;margin-bottom:30px;opacity:.9}.finale-hearts{font-size:3rem;animation:heartFloat 2s ease-in-out infinite}@keyframes heartFloat{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-20px) scale(1.1)}}#firework-btn,#music-btn{position:fixed;width:60px;height:60px;border:none;border-radius:50%;font-size:1.8rem;cursor:pointer;background:#fff3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid rgba(255,255,255,.3);box-shadow:var(--shadow-glow);transition:all .3s ease;z-index:50}#firework-btn{bottom:30px;right:30px}#music-btn{bottom:30px;right:100px}#firework-btn:hover,#music-btn:hover{transform:scale(1.1);background:#ffffff4d;box-shadow:0 0 40px #ffb6c1cc}#music-btn.playing{animation:pulse 1s ease infinite}@keyframes pulse{0%,to{box-shadow:var(--shadow-glow)}50%{box-shadow:0 0 50px #ff69b4e6}}@media (max-width: 768px){.countdown-title{font-size:1.4rem}.countdown-value{font-size:1.8rem}.countdown-item{min-width:50px}#countdown-container{padding:15px 25px}#controls-hint{font-size:.75rem;padding:10px 15px}.finale-title{font-size:2.5rem}.finale-message{font-size:1.2rem}#firework-btn,#music-btn{width:50px;height:50px;font-size:1.4rem}#firework-btn{right:20px;bottom:20px}#music-btn{right:80px;bottom:20px}}.sparkle{position:fixed;pointer-events:none;width:10px;height:10px;background:radial-gradient(circle,#FFD700 0%,transparent 70%);border-radius:50%;animation:sparkleAnim 1s ease forwards;z-index:1000}@keyframes sparkleAnim{0%{transform:scale(1);opacity:1}to{transform:scale(0) translateY(-30px);opacity:0}}