html.cinematic-open{overflow:hidden}.birthday-celebration{margin:30px 0 2px;padding:22px 0;border-top:1px solid rgba(255,255,255,.2);border-bottom:1px solid rgba(255,255,255,.2)}.birthday-celebration span{display:block;color:#f1d992;font-size:9px;letter-spacing:.2em}.birthday-celebration strong{display:block;margin:7px 0 2px;font-family:Georgia,serif;font-size:clamp(46px,7vw,78px);font-weight:400;line-height:1}.birthday-celebration p{margin:8px 0 0;color:rgba(255,255,255,.7);font-size:12px}.birthday-mode #countdown{display:none}.birthday-mode .hero{min-height:94svh}.birthday-mode .hero-backdrop{animation-duration:9s}.birthday-mode .hero-shade{background:linear-gradient(90deg,rgba(3,28,25,.86),rgba(3,31,27,.42) 52%,rgba(3,31,27,.08)),linear-gradient(0deg,rgba(3,25,23,.58),transparent 62%)}
.birthday-overlay{z-index:1200;padding:0;overflow:hidden;background:#010706;transition:opacity 1.35s ease,visibility 1.35s ease}.birthday-overlay.is-opening{opacity:0;visibility:hidden}.birthday-scene,.birthday-scene-shade{position:absolute;inset:0}.birthday-scene{background:url("../assets/images/dream-tree.png") 58% center/cover no-repeat;animation:openingDrift 14s ease-out both}.birthday-scene-shade{background:radial-gradient(circle at 65% 42%,rgba(16,87,67,.02),rgba(1,10,9,.58) 64%,rgba(1,7,6,.9)),linear-gradient(90deg,rgba(1,12,10,.76),rgba(1,12,10,.08) 72%)}.birthday-dialog{position:relative;z-index:2;width:min(780px,calc(100% - 44px));padding:46px 26px;border:0;background:transparent;box-shadow:none}.birthday-dialog::before,.birthday-dialog::after{content:"";position:absolute;top:50%;width:min(16vw,180px);height:1px;background:linear-gradient(90deg,transparent,rgba(240,213,135,.48))}.birthday-dialog::before{right:calc(100% + 15px)}.birthday-dialog::after{left:calc(100% + 15px);transform:rotate(180deg)}.opening-seed{position:relative;width:78px;height:78px;margin:0 auto 28px;display:grid;place-items:center;border:1px solid rgba(239,215,141,.55);transform:rotate(45deg);animation:seedFloat 3.8s ease-in-out infinite}.opening-seed::before{content:"";position:absolute;inset:10px;border:1px solid rgba(167,218,138,.42)}.opening-seed span{color:#f3d98b;font-size:22px;transform:rotate(-45deg);filter:drop-shadow(0 0 12px #d7ef96)}.birthday-dialog>p{color:#ecd58f;font-size:10px;letter-spacing:.22em}.birthday-dialog h2{margin:14px 0;font-size:clamp(55px,9vw,112px);line-height:.96;text-shadow:0 8px 46px rgba(0,0,0,.45)}.birthday-dialog h2 span{margin-bottom:10px;color:#fff;font-family:"Microsoft YaHei",sans-serif;font-size:12px;letter-spacing:.5em}.opening-line{width:90px;height:1px;margin:28px auto;background:#e4c878}.birthday-dialog>span:last-of-type{width:min(520px,100%);margin:0 auto;color:rgba(255,255,255,.74);font-size:13px;line-height:2}.birthday-dialog button{margin-top:34px;padding:13px 32px;border:1px solid rgba(246,225,160,.65);color:#fff;background:rgba(8,50,42,.62);backdrop-filter:blur(8px);cursor:pointer}.birthday-dialog button:hover{color:#173b33;background:#f0d990}.opening-orbit{position:absolute;z-index:1;left:50%;top:50%;border:1px solid rgba(215,236,157,.18);border-radius:50%;pointer-events:none}.orbit-a{width:70vmin;height:70vmin;animation:openingOrbit 18s linear infinite}.orbit-b{width:88vmin;height:88vmin;animation:openingOrbit 27s linear infinite reverse}.public-wish{opacity:0;transform:translateY(22px);animation:wishArrive .75s ease forwards;animation-delay:var(--wish-delay,0ms)}
@keyframes openingDrift{from{transform:scale(1.08);filter:brightness(.65)}to{transform:scale(1);filter:brightness(1)}}@keyframes seedFloat{50%{transform:translateY(-9px) rotate(45deg);box-shadow:0 0 42px rgba(197,231,131,.18)}}@keyframes openingOrbit{from{transform:translate(-50%,-50%) rotate(0)}to{transform:translate(-50%,-50%) rotate(360deg)}}@keyframes wishArrive{to{opacity:1;transform:none}}@media(max-width:720px){.birthday-mode .hero{padding-bottom:44px}.birthday-mode .hero-copy{margin-bottom:20px}.birthday-mode .enter-dream{margin-top:24px}.birthday-scene{background-position:70% center}.birthday-scene-shade{background:linear-gradient(0deg,rgba(1,12,10,.86),rgba(1,12,10,.2) 76%)}.birthday-dialog{padding-top:110px}.birthday-dialog h2{font-size:58px}.birthday-dialog h2 span{font-size:10px}.birthday-dialog::before,.birthday-dialog::after{display:none}.opening-seed{width:62px;height:62px}.birthday-celebration{margin-top:22px;padding:16px 0}.birthday-celebration strong{font-size:44px}}@media(prefers-reduced-motion:reduce){.birthday-scene,.opening-seed,.opening-orbit,.public-wish{animation:none}.public-wish{opacity:1;transform:none}}