:root{color-scheme:light;font-family:Segoe UI,PingFang SC,Noto Sans SC,sans-serif;background:#f4f6f8}body{margin:0;min-height:100vh}#root{min-height:100vh}.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px 16px;background:radial-gradient(900px 420px at 10% -10%,rgba(15,118,110,.16),transparent 60%),radial-gradient(700px 360px at 100% 0%,rgba(30,64,175,.1),transparent 55%),#f3f5f7}.login-card{width:min(420px,100%)}.shell{min-height:100vh}.shell-logo{height:56px;display:flex;align-items:center;padding:0 20px;font-weight:650;letter-spacing:.02em}.page{padding:16px}.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}@media(max-width:900px){.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.page{padding:12px}.stat-grid{grid-template-columns:1fr}}