:root{--bg: #f0f8ff;--bg-secondary: #ffffff;--text: #2c3e50;--text-secondary: #7f8c8d;--accent: #3498db;--accent-light: #5dade2;--ice-blue: #e8f4f8;--ice-white: #f8fbff;--bear-gray: #ecf0f1;--bear-dark: #bdc3c7;--surface: #ffffff;--border: #d5dbdb;--shadow: 0 4px 20px rgba(52, 152, 219, .15);--shadow-large: 0 8px 40px rgba(52, 152, 219, .2);--radius: 20px;--radius-large: 30px;font-family:SF Pro Display,-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.6}.countdown-landing{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e8f4f8,#d5e8f0 30%,#b8dce8);padding:2rem 1rem;position:relative;overflow:hidden}.countdown-landing:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 15% 25%,rgba(255,255,255,.4) 1px,transparent 1px),radial-gradient(circle at 85% 45%,rgba(255,255,255,.3) 1px,transparent 1px),radial-gradient(circle at 45% 75%,rgba(255,255,255,.2) 1px,transparent 1px),radial-gradient(circle at 75% 15%,rgba(255,255,255,.25) 1px,transparent 1px);animation:ice-sparkle 6s ease-in-out infinite}.countdown-landing:after{content:"❄️";position:absolute;top:10%;right:15%;font-size:2rem;opacity:.3;animation:float 4s ease-in-out infinite}@keyframes ice-sparkle{0%,to{opacity:.4;transform:scale(1)}50%{opacity:.8;transform:scale(1.1)}}@keyframes float{0%,to{transform:translateY(0) rotate(0)}33%{transform:translateY(-10px) rotate(5deg)}66%{transform:translateY(-5px) rotate(-3deg)}}.countdown-container{background:linear-gradient(145deg,#ffffffe6,#f8fbffd9);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:3rem 2.5rem;border-radius:var(--radius-large);box-shadow:var(--shadow-large),inset 0 1px #fffc,0 0 60px #3498db1a;text-align:center;max-width:650px;width:100%;position:relative;z-index:1;border:2px solid rgba(255,255,255,.5)}.profile-section{display:flex;flex-direction:column;align-items:center;gap:2rem;margin-bottom:3rem}.profile-image-container{position:relative;width:200px;height:200px}.profile-image{width:100%;height:100%;border-radius:50%;object-fit:cover;border:6px solid rgba(52,152,219,.2);box-shadow:0 0 0 4px #ffffffe6,0 20px 40px #3498db26,inset 0 2px 4px #ffffff4d;transition:all .3s ease}.profile-image:hover{transform:scale(1.05);box-shadow:0 0 0 4px #fffffff2,0 25px 50px #3498db40,inset 0 2px 4px #fff6}.profile-placeholder{width:100%;height:100%;border:4px dashed rgba(52,152,219,.3);border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#3498db0d,#5dade214);color:var(--text-secondary);text-align:center;padding:1rem}.profile-placeholder.hidden{display:none}.placeholder-icon{font-size:3rem;margin-bottom:.5rem;filter:drop-shadow(0 2px 4px rgba(52,152,219,.2))}.profile-placeholder p{font-size:1rem;font-weight:600;margin-bottom:.5rem;color:var(--accent)}.profile-placeholder small{font-size:.75rem;color:var(--text-secondary);opacity:.8}.greeting-text h1{font-size:2.5rem;margin:0 0 .5rem;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em;text-shadow:0 2px 4px rgba(52,152,219,.1)}.greeting-text p{color:var(--text-secondary);font-size:1.2rem;margin:0;font-weight:500;text-shadow:0 1px 2px rgba(255,255,255,.8)}.countdown-section{margin-bottom:3rem}.countdown-section h2{font-size:1.1rem;font-weight:700;color:var(--text);margin-bottom:2rem;letter-spacing:1px;text-transform:uppercase;opacity:.8;text-shadow:0 1px 2px rgba(255,255,255,.8)}.countdown-display{display:flex;justify-content:center;align-items:center;gap:1rem;margin:2rem 0;flex-wrap:wrap}.time-unit{display:flex;flex-direction:column;align-items:center;background:linear-gradient(145deg,#fffc,#f8fbff99);padding:1.5rem 1rem;border-radius:var(--radius);box-shadow:0 4px 16px #3498db1a,inset 0 1px #fffc,inset 0 -1px #3498db1a;min-width:90px;border:1px solid rgba(255,255,255,.6);transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.time-unit:hover{transform:translateY(-3px);box-shadow:0 8px 24px #3498db26,inset 0 1px #ffffffe6,inset 0 -1px #3498db26}.time-number{font-size:2.8rem;font-weight:800;color:var(--accent);line-height:1;font-family:SF Mono,Monaco,Cascadia Code,monospace;text-shadow:0 2px 4px rgba(52,152,219,.2)}.time-label{font-size:.8rem;color:var(--text-secondary);margin-top:.5rem;text-transform:uppercase;letter-spacing:1px;font-weight:600;text-shadow:0 1px 2px rgba(255,255,255,.8)}.time-separator{font-size:2rem;font-weight:700;color:var(--accent);margin:0 .3rem;opacity:.6;text-shadow:0 2px 4px rgba(52,152,219,.2)}.bottom-section{display:flex;flex-direction:column;align-items:center;gap:1.5rem}.bear-avatar{width:100px;height:100px;position:relative;animation:ice-bear-float 4s ease-in-out infinite}@keyframes ice-bear-float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.bear-face{width:100px;height:100px;background:linear-gradient(145deg,#f8fbff,#ecf0f1);border-radius:50%;position:relative;box-shadow:0 8px 32px #3498db26,inset 0 4px 8px #fffc,inset 0 -2px 4px #3498db1a;border:4px solid rgba(255,255,255,.9)}.bear-ears{position:absolute;top:-12px;left:50%;transform:translate(-50%);width:25px;height:25px}.bear-ears:before,.bear-ears:after{content:"";position:absolute;width:22px;height:22px;background:linear-gradient(145deg,#f8fbff,#ecf0f1);border-radius:50%;border:3px solid rgba(255,255,255,.9);box-shadow:0 4px 12px #3498db1a,inset 0 2px 4px #fffc}.bear-ears:before{left:-20px}.bear-ears:after{right:-20px}.bear-eyes{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;gap:20px;font-size:1.4rem}.countdown-message{text-align:center}.countdown-message p{font-size:1.1rem;color:var(--text);margin:0 0 .5rem;font-weight:600;text-shadow:0 1px 2px rgba(255,255,255,.8)}.countdown-message small{font-size:.9rem;color:var(--text-secondary);font-style:italic;text-shadow:0 1px 2px rgba(255,255,255,.8)}.celebration-screen{min-height:100vh;background:linear-gradient(135deg,#e8f4f8,#b8dce8,#87ceeb);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.music-player{position:absolute;top:20px;right:20px;z-index:20;display:flex;align-items:center;gap:.5rem;background:#ffffffe6;padding:.5rem 1rem;border-radius:var(--radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.5);animation:music-slide-in 1s ease-out}@keyframes music-slide-in{0%{transform:translate(100px);opacity:0}to{transform:translate(0);opacity:1}}.music-toggle{background:none;border:none;font-size:1.5rem;cursor:pointer;padding:.25rem;border-radius:50%;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.music-toggle:hover{background:#3498db1a;transform:scale(1.1)}.music-status{font-size:.8rem;color:var(--text-secondary);font-weight:500}.music-placeholder{position:absolute;top:20px;right:20px;z-index:20;display:flex;flex-direction:column;align-items:center;text-align:center;background:#ffffffe6;padding:1rem;border-radius:var(--radius);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px dashed rgba(52,152,219,.4);max-width:200px;animation:music-slide-in 1s ease-out}.music-placeholder .music-icon{font-size:2rem;margin-bottom:.5rem}.music-placeholder p{font-size:.9rem;font-weight:600;color:var(--accent);margin-bottom:.5rem}.music-placeholder small{font-size:.75rem;color:var(--text-secondary);opacity:.8}.fireworks{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 20% 20%,#87ceeb 3px,transparent 3px),radial-gradient(circle at 80% 30%,#add8e6 2px,transparent 2px),radial-gradient(circle at 60% 70%,#b0e0e6 3px,transparent 3px),radial-gradient(circle at 30% 80%,#87cefa 2px,transparent 2px),radial-gradient(circle at 90% 60%,#e0f6ff 2px,transparent 2px),radial-gradient(circle at 10% 70%,#f0f8ff 3px,transparent 3px);animation:ice-fireworks 1.5s ease-in-out infinite}@keyframes ice-fireworks{0%,to{opacity:0;transform:scale(.6);filter:brightness(1)}25%{opacity:.8;transform:scale(1.3);filter:brightness(1.5)}50%{opacity:1;transform:scale(1.5);filter:brightness(2)}75%{opacity:.9;transform:scale(1.2);filter:brightness(1.3)}}.confetti-container{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.confetti-piece{position:absolute;width:10px;height:10px;animation:ice-confetti-fall 4s linear infinite}@keyframes ice-confetti-fall{0%{transform:translateY(-100vh) rotate(0);opacity:1}to{transform:translateY(100vh) rotate(720deg);opacity:0}}.balloons-container{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:5}.balloon{position:absolute;font-size:3rem;animation:balloon-float 6s ease-in-out infinite;filter:drop-shadow(0 4px 8px rgba(0,0,0,.2))}.balloon-1{left:10%;top:80%;animation-delay:0s}.balloon-2{left:85%;top:70%;animation-delay:.5s}.balloon-3{left:25%;top:90%;animation-delay:1s}.balloon-4{left:70%;top:85%;animation-delay:1.5s}.balloon-5{left:45%;top:95%;animation-delay:2s}.balloon-6{left:5%;top:65%;animation-delay:2.5s}@keyframes balloon-float{0%{transform:translateY(50px) rotate(0);opacity:0}20%{opacity:1}to{transform:translateY(-100vh) rotate(10deg);opacity:.8}}.sparkle-effects{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:15}.sparkle{position:absolute;font-size:1.5rem;animation:sparkle-twinkle 2s ease-in-out infinite}@keyframes sparkle-twinkle{0%,to{opacity:0;transform:scale(.5) rotate(0)}50%{opacity:1;transform:scale(1.2) rotate(180deg)}}.celebration-content{text-align:center;z-index:10;background:#ffffffe6;padding:3rem 2rem;border-radius:var(--radius-large);box-shadow:var(--shadow-large),inset 0 1px #fffc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:2px solid rgba(255,255,255,.5);max-width:600px;width:100%}.celebration-image-container{margin:2rem 0;display:flex;justify-content:center;align-items:center}.celebration-image{max-width:300px;max-height:200px;width:100%;height:auto;border-radius:var(--radius);box-shadow:0 8px 24px #3498db33,0 0 0 4px #fffc;transition:all .3s ease;animation:image-appear 1s ease-out}.celebration-image:hover{transform:scale(1.05);box-shadow:0 12px 32px #3498db4d,0 0 0 4px #ffffffe6}@keyframes image-appear{0%{opacity:0;transform:scale(.8) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}.celebration-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;width:300px;height:200px;border:3px dashed rgba(52,152,219,.4);border-radius:var(--radius);background:linear-gradient(135deg,#3498db0d,#5dade21a);color:var(--text-secondary);text-align:center;padding:1rem}.celebration-placeholder.hidden{display:none}.celebration-placeholder .placeholder-icon{font-size:3rem;margin-bottom:1rem;filter:drop-shadow(0 2px 4px rgba(52,152,219,.2))}.celebration-placeholder p{font-size:1.1rem;font-weight:600;margin-bottom:.5rem;color:var(--accent)}.celebration-placeholder small{font-size:.8rem;color:var(--text-secondary);opacity:.8}.birthday-message{font-size:3rem;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:2rem;animation:ice-bounce-glow 1.5s ease-in-out;text-shadow:0 2px 4px rgba(52,152,219,.2);position:relative}.birthday-message:after{content:"";position:absolute;top:-10px;right:-10px;bottom:-10px;left:-10px;background:radial-gradient(circle,rgba(52,152,219,.1) 0%,transparent 70%);z-index:-1;animation:message-glow 3s ease-in-out infinite}@keyframes ice-bounce-glow{0%,20%,50%,80%,to{transform:translateY(0) scale(1);filter:brightness(1)}10%{transform:translateY(-10px) scale(1.05);filter:brightness(1.2)}40%{transform:translateY(-25px) scale(1.1);filter:brightness(1.5)}60%{transform:translateY(-15px) scale(1.05);filter:brightness(1.3)}}@keyframes message-glow{0%,to{opacity:.3;transform:scale(1)}50%{opacity:.6;transform:scale(1.2)}}.celebration-bear{animation:ice-bear-entrance 1.5s ease-out}@keyframes ice-bear-entrance{0%{transform:scale(0) rotate(-360deg);opacity:0;filter:blur(10px)}50%{transform:scale(1.1) rotate(-180deg);opacity:.8;filter:blur(2px)}to{transform:scale(1) rotate(0);opacity:1;filter:blur(0px)}}.bear-body{display:flex;flex-direction:column;align-items:center;margin-bottom:1rem;animation:celebration-wiggle 2s ease-in-out infinite}@keyframes celebration-wiggle{0%,to{transform:rotate(0)}25%{transform:rotate(2deg)}75%{transform:rotate(-2deg)}}.bear-head{width:120px;height:120px;position:relative;margin-bottom:1rem;animation:head-bounce 1.5s ease-in-out infinite}@keyframes head-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}.bear-ears-big{position:absolute;top:-15px;left:50%;transform:translate(-50%);width:30px;height:30px}.bear-ears-big:before,.bear-ears-big:after{content:"";position:absolute;width:25px;height:25px;background:linear-gradient(145deg,#f8fbff,#ecf0f1);border-radius:50%;box-shadow:var(--shadow),inset 0 2px 4px #fffc;border:3px solid rgba(255,255,255,.9)}.bear-ears-big:before{left:-20px}.bear-ears-big:after{right:-20px}.bear-face-big{width:120px;height:120px;background:linear-gradient(145deg,#f8fbff,#ecf0f1);border-radius:50%;position:relative;box-shadow:var(--shadow),inset 0 4px 8px #fffc,inset 0 -2px 4px #3498db1a;display:flex;flex-direction:column;align-items:center;justify-content:center;border:4px solid rgba(255,255,255,.9)}.bear-eyes-big{display:flex;gap:20px;font-size:1.5rem;margin-bottom:10px}.bear-nose{font-size:1rem;color:var(--text-secondary)}.bear-arms{display:flex;gap:100px;margin-top:-20px}.bear-arm{font-size:2rem;animation:ice-wave-celebration 1.5s ease-in-out infinite;filter:drop-shadow(0 2px 4px rgba(52,152,219,.2))}.bear-arm.left{animation-delay:0s}.bear-arm.right{animation-delay:.3s}@keyframes ice-wave-celebration{0%,to{transform:rotate(0) scale(1)}25%{transform:rotate(-25deg) scale(1.1)}50%{transform:rotate(0) scale(1.2)}75%{transform:rotate(25deg) scale(1.1)}}.bear-message{font-size:1.2rem;color:var(--text);font-weight:600;text-shadow:0 1px 2px rgba(255,255,255,.8);animation:message-pulse 2s ease-in-out infinite}@keyframes message-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}}.post-celebration{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e8f4f8,#d5e8f0 30%,#b8dce8);padding:2rem 1rem;position:relative}.post-celebration:before{content:"❄️";position:absolute;top:15%;left:10%;font-size:1.5rem;opacity:.3;animation:ice-bear-float 5s ease-in-out infinite}.post-celebration:after{content:"🐻‍❄️";position:absolute;bottom:20%;right:15%;font-size:2rem;opacity:.4;animation:ice-bear-float 4s ease-in-out infinite reverse}.post-celebration-content{background:#ffffffe6;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:4rem 3rem;border-radius:var(--radius-large);box-shadow:var(--shadow-large),inset 0 1px #fffc;text-align:center;max-width:500px;width:100%;border:2px solid rgba(255,255,255,.5)}.post-celebration-content h1{font-size:2rem;font-weight:700;background:linear-gradient(135deg,var(--accent),var(--accent-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1rem;text-shadow:0 2px 4px rgba(52,152,219,.1)}.post-celebration-content p{color:var(--text-secondary);font-size:1.1rem;margin-bottom:2rem;text-shadow:0 1px 2px rgba(255,255,255,.8)}.bear-goodbye{display:flex;justify-content:center}@media (max-width: 768px){.countdown-container,.post-celebration-content{padding:2rem 1.5rem}.profile-image-container{width:150px;height:150px}.greeting-text h1,.post-celebration-content h1{font-size:2rem}.greeting-text p{font-size:1rem}.profile-section{gap:1.5rem;margin-bottom:2rem}.countdown-section{margin-bottom:2rem}.countdown-display{gap:.5rem}.time-unit{min-width:70px;padding:1rem .75rem}.time-number{font-size:2rem}.time-separator{font-size:1.5rem;margin:0 .2rem}.birthday-message{font-size:2rem}.bear-arms{gap:60px}.bear-avatar,.bear-face{width:80px;height:80px}.bear-ears{width:20px;height:20px;top:-10px}.bear-ears:before,.bear-ears:after{width:18px;height:18px}.bear-ears:before{left:-16px}.bear-ears:after{right:-16px}.bear-eyes{gap:15px;font-size:1.2rem}.profile-placeholder{padding:.75rem}.placeholder-icon{font-size:2rem}.profile-placeholder p{font-size:.85rem}.profile-placeholder small{font-size:.7rem}.celebration-image{max-width:250px;max-height:150px}.celebration-placeholder{width:250px;height:150px}.countdown-landing:after{top:8%;right:10%;font-size:1.5rem}.post-celebration:before{top:12%;left:8%;font-size:1.2rem}.post-celebration:after{bottom:15%;right:12%;font-size:1.5rem}}