/* 수면 시간 계산기 전용 CSS (2026-10-08). 2패널 계산형 + 주기 선택지 행 + 밤 시간축 막대 차트 + 나이대별 권장표. 공용 부품은 assets/v2.css */
.sl-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr)}
.sl-in{padding:16px 18px 18px;min-width:0}
.sl-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.sl-fields [hidden]{display:none}
.sl-fields .v2-f{min-width:0}
.sl-fields .v2-f.full{grid-column:1/-1}
.sl-fields .v2-f > .v2-label{display:block}
.sl-seg{margin-top:6px;display:flex;flex-wrap:nowrap}
.sl-seg button{flex:1 1 0;min-width:0;height:var(--v2-ctl,42px);padding:0 6px;font-family:var(--sans);font-size:13px;font-weight:700;white-space:nowrap}
.sl-time{display:block;width:100%;height:var(--v2-ctl,42px);margin-top:5px;padding:0 10px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;font-weight:600;box-sizing:border-box}
.sl-time:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.sl-time[aria-invalid="true"]{border-color:var(--accent)}
.sl-now{display:flex;align-items:center;height:var(--v2-ctl,42px);margin:5px 0 0;padding:0 10px;border:1px dashed var(--line);border-radius:var(--radius);font-family:var(--sans);font-size:14px;font-weight:700;color:var(--ink);box-sizing:border-box}
.sl-hint{display:block;margin-top:5px;font-family:var(--sans);font-size:12px;line-height:1.5;color:var(--muted)}
.sl-help{margin:12px 0 0;font-family:var(--sans);font-size:12.5px;line-height:1.6;color:var(--muted)}
.sl-acts{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-top:14px}
.sl-out{padding:16px 18px 18px;min-width:0;border-left:1px solid var(--soft);display:flex;flex-direction:column}
.sl-out > .v2-label{display:block;margin-bottom:6px}
.sl-out .v2-big{flex-wrap:wrap;row-gap:6px}
.sl-out .v2-big small{flex-basis:100%;display:block;margin:0;font-family:var(--sans);font-size:12.5px;font-weight:600;color:var(--muted)}
.sl-rows{margin-top:12px}
.sl-rows li span{min-width:0;flex:1 1 auto}
.sl-rows li span em{display:block;margin-top:2px;font-style:normal;font-size:11.5px;color:var(--muted)}
.sl-rows li b{flex:0 0 auto;white-space:nowrap;text-align:right;font-variant-numeric:tabular-nums}
.sl-rows li b i{font-style:normal;font-size:11px;font-weight:700;color:var(--muted);margin-left:4px}
.sl-rows li.is-off span,.sl-rows li.is-off b{color:var(--muted)}
.sl-rows li.is-best{background:var(--accent-wash);margin:0 -8px;padding-left:8px;padding-right:8px;border-radius:var(--radius)}
.sl-rows li.is-best em{color:var(--accent);font-weight:700}
.sl-caveat{margin:10px 0 0;font-family:var(--sans);font-size:12px;line-height:1.55;color:var(--muted)}
.sl-foot{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:auto;padding-top:12px;border-top:1px solid var(--soft)}
.sl-caveat + .sl-foot{margin-top:14px}
.sl-foot .v2-status{margin-left:auto}
.v2-big.is-empty span{font-size:18px;font-weight:600;color:var(--muted)}
.sl-chartbox{padding:14px 18px 8px;border-top:1px solid var(--soft)}
.sl-chartbox > .v2-label{display:block;margin-bottom:6px}
.sl-keys{list-style:none;margin:0 0 6px;padding:0;display:flex;flex-wrap:wrap;gap:4px 14px;font-family:var(--sans);font-size:12px;color:var(--muted)}
.sl-keys li::before{content:"";display:inline-block;width:14px;height:10px;margin-right:6px;border-radius:3px;vertical-align:-1px}
.sl-keys .k-lat::before{background:var(--muted);opacity:.3}
.sl-keys .k-cyc::before{background:var(--ink);opacity:.75}
.sl-keys .k-band::before{background:var(--accent-wash);border:1px solid var(--accent)}
.sl-chart{min-width:0}
.sl-chart svg{display:block;font-family:var(--sans);overflow:visible}
.sl-chart .gr{stroke:var(--soft);stroke-width:1}
.sl-chart .ax{fill:var(--muted);font-size:10.5px;font-variant-numeric:tabular-nums}
.sl-chart .band{fill:var(--accent-wash);stroke:var(--accent);stroke-width:1;stroke-dasharray:3 3}
.sl-chart .lat{fill:var(--muted);opacity:.3}
.sl-chart .cyc{fill:var(--ink);opacity:.45}
.sl-chart .row.is-ok .cyc{opacity:.75}
.sl-chart .row.is-best .cyc{fill:var(--accent);opacity:.9}
.sl-chart .row.is-off .cyc{fill:none;stroke:var(--ink);stroke-opacity:.45;stroke-width:1;stroke-dasharray:3 2;opacity:1} /* 권장 밖 주기는 테두리만(잠드는 시간 칸과 구분, 검토 R3) */
.sl-chart .lab{fill:var(--muted);font-size:11px;font-weight:600}
.sl-chart .lab .tm{fill:var(--ink);font-variant-numeric:tabular-nums}
.sl-chart .row.is-best .lab{fill:var(--ink);font-weight:700}
.sl-chart .row.is-off .lab .tm{fill:var(--muted)}
.sl-chart .base{stroke:var(--ink);stroke-width:1.5}
.sl-chart .baset{fill:var(--ink);font-size:11px;font-weight:700;paint-order:stroke;stroke:var(--paper);stroke-width:4px;stroke-linejoin:round}
.sl-cmp{padding:14px 18px 18px;border-top:1px solid var(--soft)}
.sl-cmp > .v2-label{display:block;margin-bottom:8px}
.sl-cmp .tbl{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
.sl-table{width:100%;border-collapse:collapse;font-family:var(--sans);font-size:13px}
.sl-table th,.sl-table td{padding:7px 8px;border-top:1px solid var(--soft);text-align:left}
.sl-table thead th{font-size:11.5px;font-weight:700;color:var(--muted);border-top:0;white-space:nowrap}
.sl-table tbody th{font-weight:600;white-space:nowrap}
.sl-table td:nth-child(2){white-space:nowrap}
.sl-table tr.is-cur th,.sl-table tr.is-cur td{background:var(--accent-wash);color:var(--ink)}
.sl-now-tag{margin-left:4px;font-size:11px;font-weight:700;color:var(--accent)}
.sl-note{margin:8px 0 0;font-family:var(--sans);font-size:12px;line-height:1.55;color:var(--muted)}
@media (max-width:720px){
  .sl-grid{grid-template-columns:minmax(0,1fr)}
  .sl-out{order:-1;border-left:0;border-bottom:1px solid var(--soft)}
}
@media (max-width:420px){
  .sl-in,.sl-out,.sl-cmp,.sl-chartbox{padding-left:12px;padding-right:12px}
}
@container v2in (max-width:299px){ .sl-fields{grid-template-columns:minmax(0,1fr)} .sl-fields .v2-f.full{grid-column:auto} }
.sl-cmp,.sl-chartbox{min-width:0;max-width:100%}
.sl-table td:nth-child(3){min-width:9em}
@media (max-width:420px){ .sl-table tbody th,.sl-table td:nth-child(2){white-space:normal} }
@container v2in (max-width:460px){ #slAge{flex-wrap:wrap;row-gap:4px} #slAge button{flex:1 1 45%} }
.sl-keys .k-off::before{background:none;border:1px dashed var(--ink);opacity:.6;box-sizing:border-box}