/*
 * achievements.css — learner-facing achievements page (/learner/achievements).
 *
 * Theme tokens from stylesheet.css :root (--text-*, --bg-*, --border-*,
 * --shadow-*). No hex fallbacks — stylesheet.css always loads first.
 */

.achievements {
  /* padding: 24px 32px; */
  max-width: 1200px;
  /* margin: 15px 20px; */
}

.achievements-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.achievements-header h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
  color: var(--text-tertiary);
}

.achievements-counts {
  display: flex;
  gap: 12px;
}

.count-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 18px;
  background: var(--bg-secondary);
  border: var(--border-muted);
  border-radius: 10px;
  min-width: 84px;
}
.count-card .count {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
}
.count-card .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  margin-top: 4px;
}

.achievements-tabs {
  display: flex;
  gap: 4px;
  /* border-bottom: var(--border-muted); */
  margin-bottom: 16px;
}
.achievements-tabs .tab {
  /* border: 0;
  background: none;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent; */
  padding: 8px 16px;
  border: var(--border-muted);
  background: var(--bg-secondary);
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}
.achievements-tabs .tab.active {
  /* color: var(--text-primary);
  border-bottom-color: var(--bg-accent-1); */
  background: var(--bg-accent-1);
  color: var(--text-inverse);
  border-color: var(--text-primary);
}
.achievements-tabs .tab:hover {
  color: var(--text-tertiary);
  background: var(--bg-primary);
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.achievements-grid.certificates {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.ach-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: var(--border-muted);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-primary);
  transition: transform 120ms ease-out, box-shadow 120ms ease-out;
}
.ach-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-secondary);
}

.ach-img {
  width: 100%;
  height: 140px;
  object-fit: contain;
  background: var(--bg-primary);
  padding: 12px;
}
.ach-img.placeholder {
  background: var(--bg-muted);
}
.cert-thumb {
  height: 160px;
  object-fit: cover;
  padding: 0;
}

.ach-body {
  padding: 12px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ach-title {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-tertiary);
  line-height: 1.3;
}

.ach-meta {
  font-size: 12px;
  color: var(--text-secondary);
}

.ach-actions {
  margin-top: 8px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.ach-actions .btn {
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 6px;
  text-decoration: none;
  border: var(--border-muted);
  color: var(--text-tertiary);
  background: var(--bg-secondary);
}
.ach-actions .btn.primary {
  background: var(--bg-accent-1);
  color: var(--text-inverse);
  border-color: var(--bg-accent-1);
}
.ach-actions .btn:hover {
  filter: brightness(0.97);
}

.empty {
  grid-column: 1 / -1;
  padding: 32px;
  text-align: center;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: var(--border-muted);
  border-radius: 10px;
}
.empty.text-danger {
  color: var(--text-danger);
}

@media (max-width: 768px) {
  .achievements { padding: 16px; }
  .achievements-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .achievements-grid.certificates { grid-template-columns: 1fr; }
  .ach-img { height: 110px; }
}