#app{min-height:100vh;background-color:#f5f7fa}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:#f5f7fa}.app-loading-mask{position:fixed;inset:0;background:#f5f7fad9;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:9999}.app-loading-card{background:#ffffffe6;border:1px solid rgba(0,0,0,.06);box-shadow:0 10px 30px #00000014;border-radius:14px;padding:18px 20px;min-width:180px;display:flex;align-items:center;gap:12px}.app-spinner{width:18px;height:18px;border-radius:50%;border:2px solid rgba(102,126,234,.25);border-top-color:#667eeaf2;animation:appSpin .8s linear infinite}.app-loading-text{color:#374151;font-size:14px;font-weight:600}@keyframes appSpin{to{transform:rotate(360deg)}}