/* Couleurs partagées volabilité / difficulté */

/* Volabilité */
.vol-0   { background: #5c1f1f; color: #f1948a; }
.vol-low { background: #5c3d1f; color: #f0a050; }
.vol-mid { background: #1f4a1f; color: #58d68d; }
.vol-hi  { background: #1a5c1a; color: #2ecc71; font-weight: bold; }

/* Difficulté */
.dif-facile     { background: #1a5c1a; color: #2ecc71; }
.dif-accessible { background: #2a5a1a; color: #58d68d; }
.dif-possible   { background: #4a4a10; color: #f1c40f; }
.dif-difficile  { background: #5c3d1f; color: #e67e22; }
.dif-tres-dif   { background: #5c1f1f; color: #e74c3c; }
.dif-impossible { background: #4a0a0a; color: #c0392b; font-weight: bold; }