*{box-sizing:border-box;margin:0;padding:0}body{color:#333;background:#f5f5f5;font-family:system-ui,-apple-system,sans-serif}.login-form{flex-direction:column;gap:12px;max-width:320px;margin:100px auto;display:flex}.login-form h1{text-align:center}.login-form input,.login-form button{border:1px solid #ccc;border-radius:4px;padding:10px;font-size:16px}.login-form button{color:#fff;cursor:pointer;background:#2563eb;border:none}.login-form button:disabled{opacity:.6;cursor:default}.error{color:#dc2626;font-size:14px}.app-header{background:#fff;border-bottom:1px solid #e5e5e5;justify-content:space-between;align-items:center;padding:12px 20px;display:flex}.app-header button{cursor:pointer;padding:6px 12px}.resource-list{padding:20px;list-style:none}.resource-list li{padding:8px 0}.resource-list a{color:#2563eb;text-decoration:none}.resource-list a:hover{text-decoration:underline}.dialog-overlay{z-index:100;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.dialog{background:#fff;border-radius:8px;min-width:300px;max-width:90vw;max-height:90vh;overflow:auto}.dialog-header{border-bottom:1px solid #e5e5e5;justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.dialog-body{text-align:center;padding:16px}.resource-image{max-width:100%;height:auto}