/* 통계 페이지 전용 */

body { overflow-y: auto; }

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 20px 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* 요약 카드 */
.summary-cards {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 24px;
  min-width: 110px;
  text-align: center;
}
.summary-card.total {
  border-color: var(--accent);
}

.sc-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
}
.sc-num.silver   { color: var(--silver); }
.sc-num.gold     { color: var(--gold); }
.sc-num.platinum { color: var(--platinum); }
.sc-num.diamond  { color: var(--diamond); }
.sc-num.ruby     { color: var(--ruby); }
.sc-num.bronze   { color: var(--bronze); }

.sc-label {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* 그리드 레이아웃 */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 640px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* 박스 */
.stat-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
}
.recent-box { grid-column: 1 / -1; }

.stat-box-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 14px;
}

/* 막대 그래프 */
.bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.bar-label {
  font-size: 13px;
  color: var(--text-dim);
  min-width: 68px;
  text-align: right;
}
.bar-track {
  flex: 1;
  background: var(--surface2);
  border-radius: 4px;
  height: 14px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
  background: var(--accent);
}
.bar-fill.silver   { background: var(--silver); }
.bar-fill.gold     { background: var(--gold); }
.bar-fill.platinum { background: var(--platinum); }
.bar-fill.diamond  { background: var(--diamond); }
.bar-fill.ruby     { background: var(--ruby); }
.bar-fill.bronze   { background: var(--bronze); }
.bar-fill.accent   { background: var(--accent); }

.bar-val {
  font-size: 13px;
  color: var(--text-dim);
  min-width: 24px;
  text-align: right;
}

/* 최근 풀이 */
.recent-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 4px;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: background .1s;
  border-radius: 4px;
}
.recent-item:last-child { border-bottom: none; }
.recent-item:hover { background: var(--surface2); }

.recent-date  { font-size: 12px; color: var(--text-dim); min-width: 52px; }
.recent-title { font-size: 14px; flex: 1; }

.empty { font-size: 14px; color: var(--text-dim); padding: 12px 0; }

/* 레벨 */
.level-main {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.level-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 110px;
  padding: 14px 18px;
  border-radius: 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
}
.level-num { font-size: 22px; font-weight: 800; }
.level-label { font-size: 13px; color: var(--text-dim); margin-top: 2px; }

.level-badge.bronze   .level-num, .level-badge.bronze   .level-label { color: var(--bronze); }
.level-badge.silver   .level-num, .level-badge.silver   .level-label { color: var(--silver); }
.level-badge.gold     .level-num, .level-badge.gold     .level-label { color: var(--gold); }
.level-badge.platinum .level-num, .level-badge.platinum .level-label { color: var(--platinum); }
.level-badge.diamond  .level-num, .level-badge.diamond  .level-label { color: var(--diamond); }
.level-badge.ruby     .level-num, .level-badge.ruby     .level-label { color: var(--ruby); }

.level-progress-wrap { flex: 1; min-width: 200px; }
.level-track { height: 18px; }
.level-exp-text { font-size: 12px; color: var(--text-dim); margin-top: 6px; }

.levelup-history { margin-top: 16px; max-height: 200px; overflow-y: auto; }
.levelup-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 4px;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
}
.levelup-item:last-child { border-bottom: none; }
.levelup-date { color: var(--text-dim); min-width: 52px; font-size: 12px; }
.levelup-label { font-weight: 700; }
.levelup-label.bronze   { color: var(--bronze); }
.levelup-label.silver   { color: var(--silver); }
.levelup-label.gold     { color: var(--gold); }
.levelup-label.platinum { color: var(--platinum); }
.levelup-label.diamond  { color: var(--diamond); }
.levelup-label.ruby     { color: var(--ruby); }

/* 히트맵 */
.stat-box-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.stat-box-title-row .stat-box-title { margin-bottom: 0; }

.streak-badge {
  font-size: 14px;
  font-weight: 700;
  color: #ff9500;
}

#heatmap-wrap { overflow-x: auto; padding-bottom: 4px; }

.heatmap-months {
  display: grid;
  gap: 2px;
  margin-bottom: 4px;
  min-width: max-content;
}
.month-label {
  font-size: 11px;
  color: var(--text-dim);
  grid-row: 1;
}

.heatmap-grid {
  display: grid;
  gap: 2px;
  min-width: max-content;
}

.heatmap-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hm-cell {
  width: 11px;
  height: 11px;
  border-radius: 2px;
}
.hm-cell.future { opacity: 0; }

.lv0 { background: var(--surface2); }
.lv1 { background: #1a4d2e; }
.lv2 { background: #276d3e; }
.lv3 { background: #2ea84a; }
.lv4 { background: #39d353; }

.heatmap-legend {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-dim);
}
.legend-cell {
  width: 11px;
  height: 11px;
  border-radius: 2px;
  display: inline-block;
}