:root{--notice-overlay:#2a3a3380;--notice-shadow:0 24px 60px #0000004d;--notice-perch-shadow:0 -10px 24px #0000001f}.bird-notice-overlay{z-index:100100;background:var(--notice-overlay);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);opacity:0;transition:opacity .4s;position:fixed;inset:0}.bird-notice-overlay.is-visible{opacity:1}.bird-notice-card{z-index:100101;background:var(--color-mist);border:1px solid var(--color-sand);width:min(460px,100vw - 32px);box-shadow:var(--notice-shadow);opacity:0;transform-origin:50% 0;text-align:center;color:var(--color-forest);border-radius:28px;padding:76px 24px 24px;transition:transform .7s cubic-bezier(.2,.9,.25,1.15),opacity .7s;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)scale(.2)}.bird-notice-card.is-visible{opacity:1;transform:translate(-50%,-50%)scale(1)}.bird-notice-card.is-closing{pointer-events:none;transition-duration:.4s}.bird-notice-content{max-height:calc(100vh - 196px);overflow:auto}.bird-notice-perch{background:var(--color-mist);border:1px solid var(--color-sand);width:128px;height:128px;box-shadow:var(--notice-perch-shadow);border-radius:50%;position:absolute;top:-64px;left:calc(50% - 64px)}.bird-notice-perch:after{content:"";background:var(--color-mist);border-radius:0 0 64px 64px;position:absolute;inset:63px -1px -1px}.bird-notice-card .bird-notice-close{width:44px;height:44px;color:var(--color-forest);background:0 0;border-radius:50%;padding:0;font-size:30px;position:absolute;top:10px;left:10px}.bird-notice-title{font-family:var(--font-display);justify-content:center;align-items:center;gap:.25em;margin:0 0 20px;font-size:clamp(32px,8vw,42px);font-weight:800;display:flex}.bird-notice-heart{width:.9em;height:.9em;color:var(--color-sunrise);animation:1.2s ease-in-out infinite bird-notice-heartbeat}@keyframes bird-notice-heartbeat{0%,to{transform:scale(1)}20%{transform:scale(1.5)}40%{transform:scale(1)}60%{transform:scale(1.32)}80%{transform:scale(1)}}.bird-notice-item{background:var(--color-cloud);border-inline-start:4px solid var(--color-sunrise);text-align:right;border-radius:16px;margin:0 0 14px;padding:14px 16px;font-size:17px;line-height:1.55}.bird-notice-item strong{color:var(--color-deep-green);font-weight:700}.bird-notice-card .bird-notice-confirm{background:var(--color-forest);height:auto;color:var(--color-mist);margin-top:8px;padding:12px 34px;font-size:17px;font-weight:500;border-radius:999px!important}.bird-notice-confirm:hover{transform:translateY(-2px)}.bird-notice-close:focus-visible,.bird-notice-confirm:focus-visible{outline:3px solid var(--color-sunrise);outline-offset:3px}.bird-notice-clone{z-index:100102;pointer-events:none;object-fit:contain;position:fixed;top:0;left:0}.bird-notice-clone.is-landed{animation:3s ease-in-out infinite dragonfly-float}@media (prefers-reduced-motion:reduce){.bird-notice-heart,.bird-notice-clone.is-landed{animation:none}.bird-notice-card,.bird-notice-overlay,.bird-notice-confirm{transition:none}}