.quantum-loading-overlay{position:fixed;inset:0;display:none;align-items:center;justify-content:center;padding:16px;background:rgba(2,6,23,.72);backdrop-filter:blur(5px);z-index:99999}
.quantum-loading-overlay.is-visible{display:flex}
.quantum-loading-card{position:relative;display:flex;align-items:center;gap:14px;width:min(92vw,460px);padding:20px;border:1px solid #e2e8f0;border-radius:20px;background:#fff;box-shadow:0 24px 70px rgba(2,6,23,.3);overflow:hidden}
.quantum-loading-card:before,.quantum-loading-card:after{content:"";position:absolute;pointer-events:none;border-radius:50%;background:radial-gradient(circle,rgba(59,130,246,.18),rgba(59,130,246,0) 70%)}
.quantum-loading-card:before{width:200px;height:200px;left:-70px;top:-100px}.quantum-loading-card:after{width:220px;height:220px;right:-100px;bottom:-140px;background:radial-gradient(circle,rgba(16,185,129,.15),rgba(16,185,129,0) 70%)}
.quantum-loading-logo{position:relative;display:grid;place-items:center;width:64px;height:72px;flex:0 0 64px;z-index:1}
.quantum-loading-logo:before,.quantum-loading-logo:after{content:"";position:absolute;inset:7px;border:2px solid rgba(15,23,42,.18);border-radius:16px;animation:quantum-loading-pulse 1.8s ease-out infinite}.quantum-loading-logo:after{animation-delay:.6s}
.quantum-loading-icon{width:54px;height:64px;object-fit:contain;filter:drop-shadow(0 10px 16px rgba(15,23,42,.2));animation:quantum-loading-float 1.6s ease-in-out infinite;z-index:1}
.quantum-loading-content{position:relative;z-index:1;min-width:0;flex:1}.quantum-loading-title{margin:0 0 2px;color:#0f172a;font-size:15px;font-weight:800}.quantum-loading-subtitle{color:#64748b;font-size:12px}.quantum-loading-status{margin-top:9px;color:#334155;font-size:13px}.quantum-loading-spinner{display:inline-block;width:18px;height:18px;margin-right:6px;border:2px solid #e2e8f0;border-top-color:#0f172a;border-radius:50%;vertical-align:-5px;animation:quantum-loading-spin .8s linear infinite}.quantum-loading-bar{height:5px;margin-top:10px;overflow:hidden;border-radius:999px;background:#e2e8f0}.quantum-loading-bar i{display:block;width:40%;height:100%;border-radius:999px;background:linear-gradient(90deg,#0f172a,#334155);animation:quantum-loading-progress 1.2s ease-in-out infinite}
@keyframes quantum-loading-spin{to{transform:rotate(360deg)}}@keyframes quantum-loading-progress{0%{transform:translateX(-120%)}100%{transform:translateX(260%)}}@keyframes quantum-loading-pulse{0%{transform:scale(.85);opacity:.55}100%{transform:scale(1.2);opacity:0}}@keyframes quantum-loading-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-2px)}}
@media(prefers-reduced-motion:reduce){.quantum-loading-spinner,.quantum-loading-bar i,.quantum-loading-logo:before,.quantum-loading-logo:after,.quantum-loading-icon{animation:none}}
@media(max-width:480px){.quantum-loading-card{padding:16px}.quantum-loading-logo{width:54px;height:62px;flex-basis:54px}.quantum-loading-icon{width:46px;height:55px}}