body{transition:background .6s,color .6s}body.day-mode{background:linear-gradient(#fff8e8,#fffdf6)}body.night-mode{background:linear-gradient(#142c45,#31516c);color:#eef7ff}body.night-mode .welcome,body.night-mode .panel,body.night-mode .result{background:#fffdf5;color:#173d35}body.night-mode .topbar{background:#283e73}body.night-mode .welcome:after{content:'🌙';position:absolute;right:1rem;top:1rem;font-size:2rem}.welcome{position:relative}.daily-button{background:#7b3fb3!important}.greeting-button{background:#176657!important}.daily-card{text-align:center}.gift-box{font-size:5rem;display:block;animation:giftBounce 1.3s ease-in-out infinite}.daily-card button{font-size:1.1rem}.daily-note{font-weight:800;color:#85530e}.parent-lock{max-width:430px;margin:auto;text-align:center}.parent-lock input,.difficulty-select{width:100%;padding:.8rem;border:2px solid #dccda8;border-radius:12px;margin:.55rem 0}.difficulty-box{background:#eef7ed;border-radius:16px;padding:1rem;margin:1rem 0}@keyframes giftBounce{50%{transform:translateY(-8px) rotate(3deg)}}