/* ── LEGEND ── */
.grafik-legend {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #666;
}

/* ── FILTERS ── */
.grafik-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.filter-btn {
  background: transparent;
  border: 1px solid var(--border-2);
  color: #555;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 8px 16px;
  cursor: pointer;
  transition: all 0.15s;
}
.filter-btn:hover { border-color: var(--gold); color: var(--gold); }
.filter-btn.active { background: var(--gold); color: #000; border-color: var(--gold); }

/* ── TABLE ── */
.schedule-wrapper {
  overflow-x: auto;
  border: 1px solid #2e2e2e;
}
.schedule-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
}
.schedule-table th {
  background: #181818;
  padding: 14px 12px;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #888;
  border-bottom: 1px solid #333;
  text-align: center;
}
.schedule-table th.today { color: var(--gold); border-bottom-color: var(--gold); }
.schedule-table td {
  border: 1px solid #2a2a2a;
  padding: 4px;
  vertical-align: top;
  min-width: 120px;
  height: 64px;
  background: #111;
}
.time-cell {
  font-size: 10px;
  font-weight: 700;
  color: #777;
  text-align: center;
  letter-spacing: 1px;
  background: #161616;
  min-width: 60px !important;
  vertical-align: middle !important;
}
.empty-cell {
  text-align: center;
  color: #333;
  font-size: 14px;
  vertical-align: middle;
}
.class-card {
  padding: 6px 10px;
  border-radius: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: opacity 0.2s, filter 0.2s;
}
.class-card.filtered-out {
  opacity: 0.07;
  filter: grayscale(1);
}
.class-title { font-size: 10px; font-weight: 900; text-transform: uppercase; letter-spacing: 0.3px; }
.class-meta { font-size: 9px; font-weight: 700; opacity: 0.7; margin-top: 2px; }

/* ── SHEETS LINK ── */
.sheets-link-bar {
  margin-top: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sheets-link-bar .last-updated {
  font-size: 9px;
  color: #333;
  font-weight: 700;
  letter-spacing: 1px;
}

@media (max-width: 600px) {
  .grafik-filters { gap: 6px; }
  .filter-btn { padding: 7px 12px; font-size: 8px; }
  .sheets-link-bar { flex-direction: column; gap: 8px; align-items: flex-start; }
}