/* Achievements Page */
.achievements-stats { background: var(--black); }
.achievements-list { background: var(--surface-1); }
.achievements-list__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.achievements-list__filters { display: flex; gap: 12px; margin-bottom: 32px; flex-wrap: wrap; }
.filter-btn { padding: 8px 20px; font-family: var(--font-heading); font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; background: var(--surface-2); border: 1px solid rgba(255,255,255,0.05); border-radius: var(--border-radius); color: var(--gray-400); cursor: pointer; transition: all var(--transition-base); }
.filter-btn:hover, .filter-btn--active { background: var(--red); border-color: var(--red); color: var(--white); }
@media (max-width: 768px) { .achievements-list__grid { grid-template-columns: 1fr; } }