:root{color-scheme:light}.login-screen{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top right,rgba(37,99,235,.18) 0%,transparent 35%),radial-gradient(circle at bottom left,rgba(59,130,246,.12) 0%,transparent 30%),#f6f8fb;padding:24px}.login-card{width:min(420px,100%);background:#fff;border:1px solid #e2e8f0;border-radius:16px;box-shadow:0 10px 30px #0f172a14;padding:20px}.login-card h1{margin:0 0 8px;font-size:24px}.login-card .sub{margin:0 0 16px;color:#64748b;font-size:14px}.login-card label{display:block;font-size:13px;color:#64748b;margin:0 0 6px}.login-card input{width:100%;padding:10px 12px;border:1px solid #e2e8f0;border-radius:10px;margin-bottom:12px}.login-card input:focus{outline:2px solid #bfdbfe;border-color:#93c5fd}.login-card button{width:100%;border:0;border-radius:10px;padding:10px 14px;font-weight:600;cursor:pointer;background:#2563eb;color:#fff}.login-error{margin:0 0 10px;color:#dc2626;font-size:13px}.auth-loading{color:#334155;font-size:14px}