Update dataset card

README.md

@@ -106,7 +106,7 @@ The subset split files contain:
 
 `held_out_aux.csv` is excluded from train and test to prevent train-test leakage (it contains simulations from auxiliary GCMs that correspond to identical planets present in the test set).
 
-## Inputs and Outputs
+## Inputs
 
 Each simulation has one row in `dataset/inputs.csv`, keyed by `simulation_id`.
 The public model inputs are stellar temperature, stellar flux, radius, gravity,
@@ -125,6 +125,8 @@ includes `is_target_gcm`, `in_target_physical_domain`, `planet_id`, and
 | Incident stellar flux (W m^-2) | [500, 1500] |
 | Stellar temperature (K) | [2500, 5800] |
 
+## Outputs
+
 Target fields include surface temperature, 3D temperature, specific humidity,
 cloud fraction, east-west wind, north-south wind, absorbed shortwave radiation,
 and outgoing longwave radiation. Gridded targets are provided on a 32 x 64
@@ -149,6 +151,8 @@ The gridded field archives are:
 | `dataset/fields/all-obs.npz` | `(1760, 53, 32, 64)` | Field archive covering all 5 GCMs with structured whole-field missingness. |
 | `dataset/fields/complete-obs-only.npz` | `(1659, 48, 32, 64)` | Complete-observation field archive. |
 
+### Spectral Coefficients
+
 The spectral coefficient archives mirror those field archives with T21
 spherical harmonic coefficients: `dataset/coefficients/*.npz` stores
 `coefficients` with 484 coefficients per field and a `field_mask` for missing