/* 러닝 연령등급 계산기 — 배번표(결과) | 등급 사다리 / 기록 줄(입력) → 나이 곡선 → 거리별 같은 등급 → 내 기록판.
   accent 는 '나'(사다리 표식·곡선의 같은 등급 선·점) 한 가지 뜻으로만 쓴다. 폭 판정은 작업면 컨테이너 rgw. */
.rg-work{container:rgw / inline-size}
.rg-top{display:grid;grid-template-columns:minmax(0,1fr);grid-template-areas:"bib" "form" "ladder";gap:14px;padding:16px}
@container rgw (min-width:680px){
  .rg-top{grid-template-columns:minmax(0,1.08fr) minmax(0,1fr);grid-template-areas:"bib ladder" "form form";gap:16px 18px}
}

/* ---------- 배번표 ---------- */
.rg-bib{grid-area:bib;position:relative;min-width:0;border:1.5px solid var(--ink);border-radius:7px;background:var(--paper);overflow:hidden}
.rg-pin{position:absolute;width:9px;height:9px;border-radius:50%;border:1px solid var(--line);background:var(--card);z-index:1}
.rg-pin:nth-of-type(1){top:8px;left:8px}.rg-pin:nth-of-type(2){top:8px;right:8px}.rg-pin:nth-of-type(3){bottom:8px;left:8px}.rg-pin:nth-of-type(4){bottom:8px;right:8px}
.rg-bib-band{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:7px 26px;background:var(--fill);color:var(--on-fill);font-family:var(--mono);font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.rg-bib-band span:last-child{font-family:var(--sans);letter-spacing:.01em;text-transform:none;font-weight:600;opacity:.85;text-align:right}
.rg-bib-main{padding:14px 22px 4px;text-align:center}
.rg-big{justify-content:center;font-size:68px;letter-spacing:-.04em;margin-top:4px}
.rg-big small{font-family:var(--sans);font-size:26px;font-weight:800;color:var(--ink)}
.rg-big.is-empty{font-size:30px}
.rg-level{margin:8px 0 0;font-family:var(--sans);font-size:13px;color:var(--muted);min-height:20px}
.rg-level b{font-family:var(--serif);font-size:17px;font-weight:850;color:var(--ink);margin-right:4px}
.rg-level small{font-size:12px;letter-spacing:.02em}
.rg-bib .v2-sub{margin:10px auto 0;max-width:46ch;text-align:center}
.rg-bib .v2-sub.is-err{color:var(--accent)}
.rg-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:12px 0 0;padding:0 16px 22px;border-top:1px dashed var(--line)}
.rg-stats div{padding:10px 6px 0;text-align:center;min-width:0}
.rg-stats dt{font-family:var(--sans);font-size:11.5px;font-weight:600;color:var(--muted)}
.rg-stats dd{margin:3px 0 0;font-family:var(--sans);font-size:16px;font-weight:750;font-variant-numeric:tabular-nums lining-nums;color:var(--ink);overflow-wrap:anywhere}
.rg-stats dd small{display:block;font-size:11px;font-weight:500;color:var(--muted);margin-top:1px}
@container rgw (max-width:419px){
  .rg-big{font-size:56px}
  .rg-stats{grid-template-columns:minmax(0,1fr)}
  .rg-stats div{display:flex;justify-content:space-between;align-items:baseline;gap:10px;text-align:left;padding:8px 4px 0}
  .rg-stats dd{text-align:right;margin:0}
}

/* ---------- 등급 사다리 ---------- */
.rg-ladder{grid-area:ladder;min-width:0;margin:0;padding:12px 14px 10px;border:1px solid var(--soft);border-radius:var(--radius);background:color-mix(in srgb, var(--wash) 70%, var(--paper))}
.rg-ladder-in{position:relative;height:236px;margin:30px 0 10px}
.rg-ladder-in::before{content:"";position:absolute;left:32%;top:0;bottom:0;border-left:1px solid var(--line)}
.rg-rung{position:absolute;left:32%;right:0;height:0;border-top:1px solid var(--soft);transition:top 600ms cubic-bezier(.2,.8,.2,1)}
.rg-rung > span{position:absolute;bottom:2px;font-family:var(--sans);white-space:nowrap;line-height:1.2}
.rg-rl{left:8px;font-size:12px;color:var(--muted)}
.rg-rl b{font-weight:700;margin-right:3px;font-variant-numeric:tabular-nums}
.rg-rl em{font-style:normal}
.rg-rt{right:0;font-size:13px;font-weight:650;color:var(--muted);font-variant-numeric:tabular-nums lining-nums}
.rg-rung.is-on{border-top-color:var(--line)}
.rg-rung.is-on .rg-rl,.rg-rung.is-on .rg-rt{color:var(--ink)}
.rg-me{position:absolute;left:0;width:32%;height:0;border-top:2px solid var(--accent);transition:top 600ms cubic-bezier(.2,.8,.2,1)}
.rg-me::after{content:"";position:absolute;right:-6px;top:-7px;width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 2px var(--paper)}
.rg-ml{position:absolute;left:0;bottom:3px;font-family:var(--sans);font-size:12.5px;line-height:1.25;white-space:nowrap}
.rg-ml b{display:block;color:var(--accent);font-weight:800;font-variant-numeric:tabular-nums}
.rg-ml span{display:block;color:var(--ink);font-weight:650;font-variant-numeric:tabular-nums}
.rg-next{margin:0;padding-top:8px;border-top:1px solid var(--soft);font-family:var(--sans);font-size:12.5px;line-height:1.5;color:var(--ink)}
.rg-work.is-blank .rg-ladder-in,.rg-work.is-blank .rg-next,.rg-work.is-blank .rg-curve,.rg-work.is-blank .rg-eq{opacity:.35}

/* ---------- 기록 줄(입력) ---------- */
.rg-form{grid-area:form;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px;align-items:start}
.rg-form .rg-f-ev,.rg-form .rg-f-time{grid-column:1 / -1}
@container rgw (min-width:560px){ .rg-form .rg-f-ev,.rg-form .rg-f-time{grid-column:auto} }
@container rgw (min-width:800px){ .rg-form{grid-template-columns:minmax(0,.9fr) minmax(0,.7fr) minmax(0,1.15fr) minmax(0,1.5fr)} }
.rg-f-sex > .v2-label,.rg-f-time > .v2-label{display:block;margin:0 0 5px}
.rg-seg{display:flex;flex-wrap:nowrap;width:100%}
.rg-seg button{flex:1 1 0;min-width:0;height:var(--v2-ctl,42px);padding:0 4px;font-size:13px;font-weight:700;white-space:normal;line-height:1.15}
.rg-select{display:block;width:100%;max-width:100%;height:var(--v2-ctl,42px);padding:0 8px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:14px;font-weight:600}
.rg-select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.rg-chips{margin-top:6px}
.rg-chips button{height:28px;padding:0 9px;font-size:12px}
.rg-time{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.rg-time .v2-input b{min-width:0;padding:0 7px}
.rg-time .v2-input input{padding:0 7px}
.v2-input.is-bad{border-color:var(--accent)}

/* ---------- 계산식·버튼 ---------- */
.rg-foot{padding:0 16px 16px}
.rg-foot .v2-formula{margin:0 0 10px}
.rg-acts{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.rg-acts .v2-status{flex:1 1 160px}

/* ---------- 상자 공통 ---------- */
.rg-box{margin:0 16px 16px;padding:14px;border:1px solid var(--soft);border-radius:var(--radius);background:var(--paper)}
.rg-box-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin:0 0 10px}
.rg-box-head .v2-label{color:var(--ink);font-size:12.5px}
.rg-hint{margin:0;font-family:var(--sans);font-size:12px;line-height:1.55;color:var(--muted)}
.rg-box > .rg-hint{margin-top:8px}

/* ---------- 나이 곡선 ---------- */
.rg-curve{position:relative;touch-action:pan-y}
.rg-curve svg{display:block;overflow:visible}
.rg-curve .gy,.rg-curve .gx{stroke:var(--soft);stroke-width:1}
.rg-curve .ty,.rg-curve .tx{fill:var(--muted);font-family:var(--sans);font-size:11px;font-variant-numeric:tabular-nums}
.rg-curve .ty{text-anchor:end}.rg-curve .tx{text-anchor:middle}
.rg-curve .band{fill:color-mix(in srgb, var(--soft) 55%, transparent);stroke:none}
.rg-curve .std{fill:none;stroke:var(--ink);stroke-width:1.5}
.rg-curve .l60{fill:none;stroke:var(--muted);stroke-width:1;stroke-dasharray:4 3}
.rg-curve path.me{fill:none;stroke:var(--accent);stroke-width:2.6;stroke-linejoin:round}
.rg-curve .dot{fill:var(--accent);stroke:var(--paper);stroke-width:2.5}
.rg-curve .guide{stroke:var(--ink);stroke-width:1;stroke-dasharray:2 3}
.rg-curve .gdot.me{fill:var(--accent)}.rg-curve .gdot.std{fill:var(--ink)}
.rg-tip{position:absolute;z-index:2;pointer-events:none;padding:6px 9px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);font-family:var(--sans);font-size:12px;line-height:1.45;white-space:nowrap;box-shadow:0 2px 6px rgba(0,0,0,.08)}
.rg-tip b{display:block;font-weight:750}
.rg-tip span{display:block;color:var(--muted);font-variant-numeric:tabular-nums}
.rg-tip span.me{color:var(--ink);font-weight:650}
.rg-legend{display:flex;flex-wrap:wrap;gap:4px 14px;list-style:none;margin:8px 0 0;padding:0;font-family:var(--sans);font-size:12px;color:var(--muted)}
.rg-legend li{display:inline-flex;align-items:center;gap:6px}
.rg-legend i{display:inline-block;width:18px;height:0;border-top:2.6px solid var(--accent)}
.rg-legend i.std{border-top:1.5px solid var(--ink)}
.rg-legend i.band{height:9px;border:0;background:color-mix(in srgb, var(--soft) 55%, transparent);box-shadow:inset 0 -1px 0 var(--muted)}
.rg-tbl{margin-top:8px}
.rg-tbl summary{cursor:pointer;font-family:var(--sans);font-size:12.5px;font-weight:650;color:var(--ink)}
.rg-tbl-in{max-height:320px;overflow:auto;margin-top:6px}
.rg-tbl table{border-collapse:collapse;width:auto;min-width:min(100%,360px);font-family:var(--sans);font-size:13px}
.rg-tbl th,.rg-tbl td{padding:5px 12px;border-bottom:1px solid var(--soft);text-align:left;font-weight:500}
.rg-tbl thead th{font-size:11.5px;font-weight:650;color:var(--muted);background:var(--wash)}
.rg-tbl .n{text-align:right;font-variant-numeric:tabular-nums}
.rg-tbl tr.is-now th,.rg-tbl tr.is-now td{font-weight:750;color:var(--ink);background:color-mix(in srgb, var(--wash) 60%, transparent)}

/* ---------- 거리별 같은 등급 ---------- */
.rg-eq{display:grid;grid-template-columns:repeat(auto-fill,minmax(138px,1fr));gap:6px;list-style:none;margin:0;padding:0}
.rg-eq li{display:flex;flex-direction:column;gap:1px;min-width:0;padding:9px 11px;border:1px solid var(--soft);border-radius:var(--radius);background:var(--card)}
.rg-eq .nm{font-family:var(--sans);font-size:12px;font-weight:650;color:var(--muted)}
.rg-eq .nm small{font-weight:600;color:var(--ink)}
.rg-eq b{font-family:var(--sans);font-size:18px;font-weight:800;font-variant-numeric:tabular-nums lining-nums;color:var(--ink)}
.rg-eq li > small{font-family:var(--sans);font-size:11.5px;color:var(--muted);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.rg-eq li.is-now{border:1.5px solid var(--ink);background:var(--paper)}

/* ---------- 내 기록판 ---------- */
.rg-box-head .rg-clear{margin-left:auto;height:28px;font-size:12px}
.rg-box-head .rg-clear[hidden]{display:none}
.rg-board{list-style:none;margin:0;padding:0}
.rg-board li{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(70px,1fr) auto 30px;align-items:center;gap:6px 12px;padding:8px 0;border-top:1px solid var(--soft)}
.rg-board li:last-child{border-bottom:1px solid var(--soft)}
.rg-board li.rg-empty{display:block;font-family:var(--sans);font-size:13px;color:var(--muted)}
.rg-bload{display:block;min-width:0;padding:2px 0;border:0;background:none;text-align:left;cursor:pointer;font-family:var(--sans);color:var(--ink)}
.rg-bload b{display:block;font-size:13.5px;font-weight:700;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.rg-bload small{display:block;font-size:11.5px;color:var(--muted)}
.rg-bload:hover b{text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:3px}
.rg-bbar{position:relative;display:block;height:10px;border-radius:2px;background:
  linear-gradient(var(--paper),var(--paper)) 60% 0 / 1px 100% no-repeat,
  linear-gradient(var(--paper),var(--paper)) 70% 0 / 1px 100% no-repeat,
  linear-gradient(var(--paper),var(--paper)) 80% 0 / 1px 100% no-repeat,
  linear-gradient(var(--paper),var(--paper)) 90% 0 / 1px 100% no-repeat, var(--soft);overflow:hidden}
.rg-bbar i{position:absolute;left:0;top:0;bottom:0;background:var(--fill);transition:width 600ms cubic-bezier(.2,.8,.2,1)}
.rg-bpct{font-family:var(--sans);font-size:14px;font-weight:750;font-variant-numeric:tabular-nums;white-space:nowrap;text-align:right}
.rg-bpct em{margin-left:6px;padding:1px 5px;border:1px solid var(--ink);border-radius:var(--radius);font-style:normal;font-size:10.5px;font-weight:700;vertical-align:1px}
.rg-bdel{width:28px;height:28px;border:1px solid var(--soft);border-radius:var(--radius);background:var(--paper);color:var(--muted);font-size:16px;line-height:1}
.rg-bdel:hover{background:var(--btn);color:var(--ink)}
@container rgw (max-width:479px){
  .rg-board li{grid-template-columns:minmax(0,1fr) auto 30px}
  .rg-bload{grid-column:1 / -1}
}

@media (prefers-reduced-motion:reduce){ .rg-rung,.rg-me,.rg-bbar i{transition:none} }