/* 聊天日历: GitHub-style squares, the newest week in view. */
.home-heatmap {display:flex;flex-direction:column;gap:8px;}
.hm-head {display:flex;align-items:center;justify-content:space-between;gap:8px;}
.hm-head h3 {margin:0;}
.hm-legend {display:inline-flex;align-items:center;gap:3px;font-size:11px;color:var(--text3);}
.hm-body {display:flex;gap:4px;min-width:0;}
.hm-dow {display:flex;flex-direction:column;gap:2px;padding-top:16px;flex-shrink:0;}
.hm-dow span {height:11px;font-size:9px;line-height:11px;color:var(--text3);}
.hm-scroll {flex:1;min-width:0;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:none;padding-bottom:2px;}
.hm-scroll::-webkit-scrollbar {display:none;}
.hm-months {display:flex;gap:2px;height:14px;margin-bottom:2px;}
.hm-months span {width:11px;flex-shrink:0;font-size:10px;line-height:14px;color:var(--text3);white-space:nowrap;overflow:visible;}
.hm-grid {display:flex;gap:2px;}
.hm-week {display:flex;flex-direction:column;gap:2px;}
.hm-cell {display:block;width:11px;height:11px;border-radius:3px;flex-shrink:0;background:var(--mint-light,#d5edda);}
.hm-legend .hm-cell {width:10px;height:10px;}
.hm-l1 {background:var(--accent);opacity:.3;}
.hm-l2 {background:var(--accent);opacity:.5;}
.hm-l3 {background:var(--accent);opacity:.75;}
.hm-l4 {background:var(--accent);}
.hm-future {opacity:.35;}
.hm-today {box-shadow:0 0 0 1px var(--accent-deep,var(--accent));}
.hm-picked {box-shadow:0 0 0 2px var(--text2);}
.hm-cell[data-day] {cursor:pointer;}
.hm-caption,.hm-totals,.hm-tokens {margin:0;font-size:13px;line-height:1.6;color:var(--text2);}
.hm-caption {color:var(--accent-deep,var(--text));min-height:1.6em;}
.hm-tokens {font-size:12px;color:var(--text3);}