.birthday-container{background:linear-gradient(#e3f2fd 0%,#bbdefb 100%);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex;position:relative}.birthday-card *{box-sizing:border-box;margin:0;padding:0}.birthday-card{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(145deg,#fffffff2 0%,#fff5f5f2 100%);border-radius:24px;width:100%;max-width:520px;padding:45px;font-family:Microsoft YaHei,Arial,sans-serif;animation:3s ease-in-out infinite cardGlow;position:relative;overflow:hidden;box-shadow:0 30px 90px #0006,0 0 60px #ff6b9d4d,inset 0 2px #fffc}@keyframes cardGlow{0%,to{box-shadow:0 30px 90px #0006,0 0 60px #ff6b9d4d,inset 0 2px #fffc}50%{box-shadow:0 30px 90px #0006,0 0 80px #ff6b9d80,inset 0 2px #fffc}}.birthday-themeBar{z-index:1;background:linear-gradient(90deg,#ff6b9d,#ff9ff3,#ffd93d,#ff6b9d) 0 0/200% 100%;height:8px;animation:3s linear infinite barShine;position:absolute;top:0;left:0;right:0}@keyframes barShine{0%{background-position:0%}to{background-position:200%}}.birthday-decorations{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0}.birthday-flower{font-size:32px;animation:3s ease-in-out infinite flowerPulse;position:absolute}.birthday-flower1{animation-delay:0s;top:50px;left:18%}.birthday-flower2{animation-delay:1s;top:60px;right:20%}.birthday-flower3{animation-delay:2s;bottom:130px;left:22%}@keyframes flowerPulse{0%,to{transform:scale(1)rotate(0)}50%{transform:scale(1.2)rotate(10deg)}}.birthday-leaf{font-size:26px;animation:4s ease-in-out infinite leafFloat;position:absolute}.birthday-leaf1{animation-delay:0s;top:95px;right:15%}.birthday-leaf2{animation-delay:1.5s;bottom:110px;left:15%}.birthday-leaf3{animation-delay:3s;top:120px;left:40%}@keyframes leafFloat{0%,to{transform:translateY(0)rotate(-5deg)}50%{transform:translateY(-12px)rotate(5deg)}}.birthday-candy{font-size:24px;animation:2.5s ease-in-out infinite candyBounce;position:absolute}.birthday-candy1{animation-delay:0s;top:75px;left:8%}.birthday-candy2{animation-delay:.8s;bottom:100px;right:25%}.birthday-candy3{animation-delay:1.6s;top:105px;left:32%}@keyframes candyBounce{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-8px)scale(1.15)}}.birthday-sparkle{font-size:20px;animation:2s ease-in-out infinite sparkle;position:absolute}.birthday-sparkle1{animation-delay:0s;top:130px;left:35%}.birthday-sparkle2{animation-delay:.7s;bottom:120px;left:12%}.birthday-sparkle3{animation-delay:1.4s;top:70px;right:8%}@keyframes sparkle{0%,to{opacity:.2;transform:scale(.6)rotate(0)}50%{opacity:1;transform:scale(1.2)rotate(90deg)}}.birthday-star{font-size:18px;animation:1.8s ease-in-out infinite twinkle;position:absolute}.birthday-star1{animation-delay:0s;top:40px;left:5%}.birthday-star2{animation-delay:.4s;top:110px;left:28%}.birthday-star3{animation-delay:.8s;bottom:140px;right:15%}.birthday-star4{animation-delay:1.2s;bottom:70px;right:8%}@keyframes twinkle{0%,to{opacity:.3;transform:scale(.8)}50%{opacity:1;transform:scale(1.3)}}.birthday-content{z-index:1;text-align:center;position:relative}.birthday-title{background:linear-gradient(135deg,#ff6b9d 0%,#ff9ff3 50%,#ffd93d 100%) 0 0/200% 200%;-webkit-text-fill-color:transparent;opacity:0;text-shadow:0 2px 10px #ff6b9d4d;-webkit-background-clip:text;background-clip:text;margin-bottom:25px;font-size:42px;font-weight:700;animation-name:fadeInDown,titleShine;animation-duration:1.5s,4s;animation-timing-function:ease-out,linear;animation-iteration-count:1,infinite;animation-direction:normal,normal;animation-play-state:running,running;animation-delay:.5s;animation-fill-mode:forwards,none;animation-timeline:auto,auto;transform:translateY(-20px)}@keyframes titleShine{0%{background-position:0%}50%{background-position:100%}to{background-position:200%}}@keyframes fadeInDown{to{opacity:1;transform:translateY(0)}}.birthday-pattern{opacity:0;letter-spacing:8px;margin:15px 0 20px;font-size:70px;animation-name:scaleIn,bounce;animation-duration:1s,2s;animation-timing-function:ease-out,ease-in-out;animation-iteration-count:1,infinite;animation-direction:normal,normal;animation-play-state:running,running;animation-delay:1.5s;animation-fill-mode:forwards,none;animation-timeline:auto,auto;transform:scale(.5)}.birthday-subtitle{color:#888;opacity:0;margin-bottom:20px;font-size:16px;font-style:italic;font-weight:500;animation:1.5s ease-out 1.8s forwards fadeIn}@keyframes bounce{0%,to{transform:scale(1)translateY(0)}50%{transform:scale(1.1)translateY(-5px)}}@keyframes scaleIn{to{opacity:1;transform:scale(1)}}.birthday-message{color:#555;opacity:0;background:linear-gradient(135deg,#ff6b9d0d 0%,#ff9ff30d 100%);border:1px solid #ff6b9d33;border-radius:12px;margin:25px 0;padding:20px;font-size:18px;font-weight:500;line-height:2;animation:1.5s ease-out 2s forwards fadeIn}@keyframes fadeIn{to{opacity:1}}.birthday-skinsContainer{opacity:0;margin:25px 0;animation:1.5s ease-out 2.8s forwards fadeIn}.birthday-skinsGrid{border-radius:15px;grid-template-columns:repeat(auto-fit,minmax(85px,1fr));gap:12px;max-height:350px;padding:10px;display:grid;overflow-y:auto}.birthday-skinsGrid::-webkit-scrollbar{width:6px}.birthday-skinsGrid::-webkit-scrollbar-track{background:#0000000d;border-radius:3px}.birthday-skinsGrid::-webkit-scrollbar-thumb{background:#ff6b9d4d;border-radius:3px}.birthday-skinsGrid::-webkit-scrollbar-thumb:hover{background:#ff6b9d80}.birthday-skinItem{cursor:default;border-radius:12px;flex-direction:column;align-items:center;padding:8px;display:flex}.birthday-skinImage{object-fit:contain;border-radius:8px;width:60px;height:60px;padding:4px;transition:all .3s}.birthday-skinName{color:#666;text-align:center;word-break:break-word;text-overflow:ellipsis;white-space:nowrap;max-width:100%;margin-top:4px;font-size:11px;font-weight:500;line-height:1.2;overflow:hidden}.birthday-skinCount{text-align:center;color:#888;margin-bottom:10px;padding:0 8px;font-size:13px;font-weight:500}.birthday-divider{opacity:0;background:linear-gradient(90deg,#0000,#ff6b9d,#ff9ff3,#ffd93d,#0000);border-radius:2px;width:120px;height:4px;margin:25px auto;animation-name:fadeIn,dividerGlow;animation-duration:1s,2s;animation-timing-function:ease-out,ease-in-out;animation-iteration-count:1,infinite;animation-direction:normal,normal;animation-play-state:running,running;animation-delay:2.5s;animation-fill-mode:forwards,none;animation-timeline:auto,auto}@keyframes dividerGlow{0%,to{opacity:1}50%{opacity:.7}}.birthday-signature{color:#888;opacity:0;background:linear-gradient(135deg,#ff6b9d,#ff9ff3);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:16px;font-style:italic;font-weight:600;animation:1s ease-out 2.8s forwards fadeInUp}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width:600px){.birthday-card{padding:30px 20px}.birthday-title{font-size:28px}.birthday-pattern{font-size:60px}.birthday-poem{grid-template-columns:1fr;gap:8px}.birthday-poemLine{padding:6px;font-size:15px}.birthday-message{font-size:16px}.birthday-skinsGrid{grid-template-columns:repeat(auto-fit,minmax(70px,1fr));gap:8px;max-height:300px}.birthday-skinImage{width:50px;height:50px}.birthday-skinName{font-size:10px}}@media (max-width:400px){.birthday-skinsGrid{grid-template-columns:repeat(4,1fr);max-height:250px}.birthday-skinImage{width:45px;height:45px}}