.login-bg{position:absolute;inset:-4%;background:url(/images/background.png) 50%/cover no-repeat;animation:login-drift 40s ease-in-out infinite alternate}.login-vignette{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(12,13,15,.35) 0,rgba(12,13,15,.85) 100%)}.login-grain{position:absolute;inset:0;opacity:.07;mix-blend-mode:overlay;background-image:repeating-linear-gradient(0deg,#fff 0 1px,transparent 1px 3px);animation:login-flicker 6s steps(2) infinite}.login-embers{position:absolute;inset:0;overflow:hidden;pointer-events:none}.login-embers i{position:absolute;bottom:-12px;left:var(--x);width:var(--s);height:var(--s);border-radius:9999px;background:#c4495a;box-shadow:0 0 8px 2px rgba(158,48,60,.7);opacity:0;animation:login-rise var(--d) linear var(--delay) infinite}.login-card{animation:login-enter .8s cubic-bezier(.2,.8,.2,1) both}.login-logo{animation:login-breathe 5s ease-in-out infinite;filter:drop-shadow(0 0 14px rgba(158,48,60,.55))}.login-title{text-shadow:0 0 18px rgba(158,48,60,.6)}.login-divider{position:relative;overflow:hidden}.login-divider:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,#e8e6e1,transparent);transform:translateX(-100%);animation:login-sweep 3s ease-in-out infinite}.login-btn{position:relative;overflow:hidden}.login-btn:after{content:"";position:absolute;top:0;bottom:0;width:40%;left:-60%;background:linear-gradient(100deg,transparent,rgba(232,230,225,.35),transparent);transform:skewX(-20deg);animation:login-sheen 4.5s ease-in-out 1.5s infinite}.login-btn:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(158,48,60,.55)}@keyframes login-drift{0%{transform:scale(1) translate(0)}to{transform:scale(1.08) translate(-1.5%,1%)}}@keyframes login-flicker{0%{transform:translateY(0)}to{transform:translateY(3px)}}@keyframes login-rise{0%{transform:translateY(0) translateX(0);opacity:0}10%{opacity:.9}to{transform:translateY(-105vh) translateX(40px);opacity:0}}@keyframes login-enter{0%{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:none}}@keyframes login-breathe{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes login-sweep{to{transform:translateX(100%)}}@keyframes login-sheen{0%,60%{left:-60%}to{left:130%}}@media (prefers-reduced-motion:reduce){.login-bg,.login-btn:after,.login-card,.login-divider:after,.login-embers i,.login-grain,.login-logo{animation:none}.login-embers{display:none}}