/* Recovery Times — spec/DESIGN.md の値。色は負荷と回復の2色だけ、面は塗らない。v2（2026-11-01）：全幅の帯・3段の記事・動き */
:root{
  --ink:#0A0A0B;--paper:#FFFFFF;--surface:#F4F4F5;--line:#E4E4E7;--text2:#52525B;--text3:#71717A;--numeral:#8A8A93;
  --body:#27272A;--load:#C2410C;--load-d:#FF6A3D;--load-d2:#FF8A63;--rec:#1D5FD0;--rec-d:#5EA8FF;--rec-d2:#8EC2FF;
  --dark-surface:#18181B;--dark-line:#27272A;--on-dark:#FAFAFA;--on-dark2:#D4D4D8;--on-dark3:#A1A1AA;
  --mincho:'Zen Old Mincho','Hiragino Mincho ProN','Yu Mincho',serif;
  --serif:'Instrument Serif',serif;--sans:'Noto Sans JP','Hiragino Sans','Yu Gothic',sans-serif;--mono:'Geist Mono',ui-monospace,monospace;
  --gutter:clamp(16px,4vw,72px);--max:1760px;--measure:700px;--rail-l:200px;--rail-r:300px;--head-h:64px;
  --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--head-h) + 24px);scrollbar-color:#A1A1AA transparent}
html,body{overflow-x:clip}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.9;font-feature-settings:"palt" 0}
::selection{background:var(--rec);color:#fff}
:focus-visible{outline:2px solid var(--rec);outline-offset:3px;border-radius:2px}
a{color:var(--rec);text-decoration:none;text-underline-offset:.22em;text-decoration-thickness:1px}
a:hover{color:#174BA6}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.04em}
.serif-i{font-family:var(--serif);font-style:italic}
.serif{font-family:var(--serif)}
.muted{color:var(--text3);font-size:14px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.c-load{color:var(--load)}.c-recovery{color:var(--rec)}
.c-load-d{color:var(--load-d)}.c-recovery-d{color:var(--rec-d)}

/* 上部（固定）と下部 */
.site-header{position:sticky;top:0;z-index:50;background:var(--ink);color:var(--on-dark);view-transition-name:site-header}
.head-row{min-height:var(--head-h);display:flex;align-items:center;justify-content:space-between;gap:4px 24px}
.logo{display:flex;align-items:center;gap:10px;color:var(--on-dark);min-height:44px;flex:none}
.logo:hover{color:var(--on-dark)}
.bars{display:flex;gap:3px}.bars span{width:4px;height:18px;background:var(--load-d)}.bars span+span{background:var(--rec-d)}
.wordmark{font-family:var(--serif);font-size:24px;line-height:1}
.nav{display:flex;gap:0 22px;font-size:14px;overflow-x:auto;scrollbar-width:none;min-width:0}
.nav::-webkit-scrollbar{display:none}
.nav a{color:var(--on-dark2);min-height:44px;display:flex;align-items:center;white-space:nowrap}
.nav a:hover{color:#fff}
.nav a.c-load{color:var(--load-d2)}.nav a.c-recovery{color:var(--rec-d2)}
.progress{height:2px;background:var(--dark-line)}
.progress span{display:block;height:100%;background:var(--rec-d);transform-origin:left;transform:scaleX(var(--p,0))}
.site-footer{background:var(--ink);color:var(--on-dark);margin-top:clamp(72px,9vw,140px);border-top:1px solid var(--dark-line)}
.p-home .site-footer{margin-top:0}
.foot-grid{display:grid;grid-template-columns:minmax(0,2fr) repeat(3,minmax(0,1fr));gap:32px;padding-block:clamp(48px,6vw,88px) 40px}
.foot-brand{display:flex;flex-direction:column;gap:12px}
.foot-mark{font-size:clamp(44px,6.5vw,104px)}
.foot-tag{font-size:13px;color:var(--on-dark2)}.foot-tag .serif{font-size:17px}
.foot-col{display:flex;flex-direction:column;gap:6px;font-size:13.5px}
.foot-col a{color:var(--on-dark2);min-height:28px;display:flex;align-items:center}.foot-col a:hover{color:#fff}
.foot-h{font-size:12px;color:var(--on-dark3);margin-bottom:4px}
.foot-base{display:flex;justify-content:space-between;gap:8px 24px;flex-wrap:wrap;padding-block:20px 32px;border-top:1px solid var(--dark-line);font-size:12px;color:var(--on-dark3)}

/* 共通の部品 */
.axis-tag{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:500}
.axis-tag .sq{width:7px;height:7px}
.t-load{color:var(--load)}.t-load .sq{background:var(--load)}
.t-recovery{color:var(--rec)}.t-recovery .sq{background:var(--rec)}
.t-both{color:var(--text2)}.t-both .sq{background:linear-gradient(90deg,var(--load) 50%,var(--rec) 50%)}
.on-dark.t-load{color:var(--load-d)}.on-dark.t-load .sq{background:var(--load-d)}
.on-dark.t-recovery{color:var(--rec-d)}.on-dark.t-recovery .sq{background:var(--rec-d)}
.on-dark.t-both{color:var(--on-dark2)}.on-dark.t-both .sq{background:linear-gradient(90deg,var(--load-d) 50%,var(--rec-d) 50%)}
.p-meta{display:flex;align-items:center;gap:8px 16px;flex-wrap:wrap;font-size:12.5px;color:var(--on-dark2)}
.p-meta .serif-i{font-size:18px;color:var(--on-dark3)}
.fig-label,.fig-unit,.rung,.st-name,.headline,.ax-t,.cell-title,.row-t,.q-t,.reading-line,.ps-h,.topic-last,.feat-result,.say,.rule-t{word-break:auto-phrase}
.headline{margin:0;font-family:var(--mincho);font-size:clamp(28px,3.4vw,50px);line-height:1.45;font-weight:900;letter-spacing:.02em;text-wrap:balance}
.headline a{color:inherit}
.headline a:hover{text-decoration:underline;text-decoration-thickness:2px}
.headline.xl{font-size:clamp(30px,3.6vw,58px)}
.question{margin:0;font-size:14px;line-height:1.7;color:var(--on-dark3)}
.axis-block{display:flex;flex-direction:column;gap:8px}
.axis-bar{position:relative;height:14px;display:flex;align-items:center}
.ab-l{flex:1;height:2px;background:var(--load-d)}.ab-r{flex:1;height:2px;background:var(--rec-d)}
.ab-dot{position:absolute;top:1px;left:var(--pos);width:12px;height:12px;margin-left:-6px;border-radius:50%;background:var(--on-dark);transition:left 1.4s var(--ease) .35s}
.axis-labels{display:flex;justify-content:space-between;font-size:11px;color:var(--on-dark3)}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.stat{display:flex;flex-direction:column;gap:4px;min-width:0}
.stat-v{font-family:var(--serif);font-style:italic;font-size:clamp(44px,5vw,76px);line-height:1;font-variant-numeric:tabular-nums;white-space:nowrap}
.stat-v.long{font-size:clamp(32px,3.6vw,54px)}
.stat-u{font-family:var(--sans);font-style:normal;font-size:13px;margin-left:3px}
.stat-l{font-size:11.5px;line-height:1.5;color:var(--on-dark3)}
.byline{display:flex;gap:6px 18px;flex-wrap:wrap;font-size:12px;color:var(--on-dark3)}
.btn-light{align-self:flex-start;min-height:52px;display:inline-flex;align-items:center;gap:12px;padding:0 28px;border-radius:999px;background:var(--on-dark);color:var(--ink);font-size:15px;font-weight:700;transition:background .2s,gap .3s var(--ease)}
.btn-light:hover{color:var(--ink);background:#fff;gap:18px}
.btn-dark{align-self:flex-start;min-height:44px;display:flex;align-items:center;padding:0 20px;border-radius:999px;background:var(--ink);color:#fff;font-size:14px;font-weight:500}
.btn-dark:hover{color:#fff;background:#27272A}

/* 欄の見出し（英字と日本語で1つの見出し） */
.sh-row{display:flex;align-items:flex-end;justify-content:space-between;gap:12px 24px;flex-wrap:wrap;padding-bottom:16px;margin-bottom:clamp(20px,2.4vw,36px);border-bottom:1px solid var(--ink)}
.sh{margin:0;display:flex;align-items:baseline;gap:6px 16px;flex-wrap:wrap}
.sh-jp{font-family:var(--mincho);font-size:clamp(28px,3vw,48px);font-weight:900;line-height:1.3}
.sh-en{font-family:var(--serif);font-style:italic;font-weight:400;font-size:clamp(20px,1.8vw,30px);line-height:1;color:var(--numeral)}
.sh.on-dark .sh-en{color:var(--on-dark3)}
.arw{width:1em;height:1em;flex:none;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.sh-more{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:14px;color:var(--ink)}
.sh-more:hover{color:var(--ink);text-decoration:underline}
.sh-more span{transition:transform .35s var(--ease)}.sh-more:hover span{transform:translateX(5px)}
.sec-lede{margin:0 0 8px;max-width:46em;font-size:14.5px;color:var(--text2)}

/* 罫線の格子（Tarzan Web に倣う） */
.ruled{display:grid;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.ruled>*{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.cell{background:var(--paper);display:flex;flex-direction:column;color:var(--ink);min-width:0}
.cell:hover{color:var(--ink)}
.cell-l{grid-column:span 2;grid-row:span 2}
.cell-img{display:block;overflow:hidden;aspect-ratio:3/2;background:var(--ink)}
.cell-img img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.cell:hover .cell-img img{transform:scale(1.045)}
.cell-body{display:flex;flex-direction:column;gap:10px;padding:clamp(16px,1.6vw,26px);flex:1}
.cell-meta{display:flex;align-items:center;gap:10px}
.mini-axis{position:relative;display:inline-block;width:44px;height:8px;flex:none;margin-left:auto}
.mini-axis::before{content:"";position:absolute;left:0;right:0;top:3.5px;height:1px;background:linear-gradient(90deg,var(--load) 50%,var(--rec) 50%)}
.mini-axis span{position:absolute;top:0;left:var(--pos);width:8px;height:8px;margin-left:-4px;border-radius:50%;background:var(--ink)}
.cell-no{font-family:var(--serif);font-style:italic;font-size:24px;line-height:1;color:var(--numeral);transition:color .3s}
.cell:hover .cell-no{color:var(--ink)}
.cell-title{font-family:var(--mincho);font-weight:700;font-size:17px;line-height:1.6;text-wrap:pretty}
.cell:hover .cell-title{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.28em}
.cell-l .cell-title{font-size:clamp(22px,2.1vw,32px);font-weight:900;line-height:1.5}
.cell-lede{font-size:13px;line-height:1.75;color:var(--text2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cell-l .cell-lede{font-size:14.5px;-webkit-line-clamp:4}
.cell-study{margin-top:auto;padding-top:6px;font-size:12px;line-height:1.5;color:var(--text3)}

/* トップ：負荷↔回復の軸 */
.home-hero{background:var(--ink);color:var(--on-dark);padding-bottom:clamp(48px,6vw,96px);overflow:hidden}
.axis-stage{position:relative;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;column-gap:clamp(16px,2.4vw,40px);
  padding:clamp(16px,2vw,36px) max(var(--gutter),calc((100% - var(--max)) / 2 + var(--gutter))) clamp(16px,2vw,28px)}
.axis-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.ax-word{position:relative;z-index:1;display:flex;flex-direction:column;gap:10px;font-family:var(--serif);font-size:clamp(44px,8vw,150px);line-height:.85;letter-spacing:-.02em}
.ax-word small{font-family:var(--sans);font-size:12px;letter-spacing:.1em;color:var(--on-dark3)}
.ax-strain{color:var(--load-d)}
.ax-recovery{color:var(--rec-d);align-items:flex-end;text-align:right}
.ax-track{position:relative;z-index:1;height:clamp(180px,14vw,240px)}
.ax-line{position:absolute;left:0;right:0;top:50%;height:1px;background:linear-gradient(90deg,var(--load-d) 50%,var(--rec-d) 50%);opacity:.55}
.ax-marks{list-style:none;margin:0;padding:0;position:absolute;inset:0}
.ax-mark,.ax-dot{position:absolute;top:50%;left:calc(var(--x) * 1%)}
.ax-mark{transition:left 1.4s var(--ease) calc(var(--i) * 160ms + 250ms),opacity .7s var(--ease) calc(var(--i) * 160ms + 250ms)}
.ax-mark a{color:var(--on-dark);display:block}
.ax-pin{position:absolute;left:-8px;top:-8px;width:16px;height:16px;border-radius:50%;background:var(--on-dark);border:3px solid var(--ink);outline:1px solid rgba(255,255,255,.5);transition:transform .35s var(--ease)}
.ax-mark::before{content:"";position:absolute;left:-.5px;width:1px;height:30px;background:rgba(250,250,250,.4)}
.ax-mark.up::before{bottom:9px}.ax-mark.down::before{top:9px}
.ax-label{position:absolute;left:0;width:clamp(190px,16vw,280px);transform:translateX(-50%);display:flex;flex-direction:column;gap:4px;text-align:center}
.ax-mark.up .ax-label{bottom:44px}.ax-mark.down .ax-label{top:44px}
.ax-mark.t2::before{height:96px}.ax-mark.t2.up .ax-label{bottom:110px}.ax-mark.t2.down .ax-label{top:110px}
.ax-mark.al-l .ax-label{transform:translateX(-12px);text-align:left}
.ax-mark.al-r .ax-label{transform:translateX(calc(-100% + 12px));text-align:right}
.ax-no{font-family:var(--serif);font-style:italic;font-size:22px;line-height:1;color:var(--on-dark3)}
.ax-t{font-family:var(--sans);font-weight:700;font-size:14px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.ax-mark a:hover .ax-pin,.ax-mark a:focus-visible .ax-pin{transform:scale(1.35)}
.ax-mark a:hover .ax-t{text-decoration:underline;text-underline-offset:.25em}
.ax-dot{transition:opacity 1s ease 1.2s}
.ax-dot a{position:absolute;left:-4px;top:calc(-4px + var(--j,0px));width:8px;height:8px;border-radius:50%;background:rgba(250,250,250,.32)}
.ax-dot a:hover{background:var(--on-dark)}
.ax-list{display:none}
.ax-caption{grid-column:1/-1;position:relative;z-index:1;margin:clamp(8px,1vw,16px) 0 0;font-size:12px;color:var(--on-dark3);text-align:center}
.ax-cue{display:none}
.feat{scroll-margin-top:calc(var(--head-h) + 8px);display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(32px,5vw,104px);align-items:start;padding-top:clamp(20px,2.4vw,36px);border-top:1px solid var(--dark-line)}
.feat-l,.feat-r{display:flex;flex-direction:column;gap:22px;min-width:0}
.lede-d{margin:0;font-size:16px;line-height:1.9;color:var(--on-dark2);max-width:34em}
.feat-img{display:block;overflow:hidden;border-radius:4px;background:var(--dark-surface)}
.feat-img img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 1.2s var(--ease)}
.feat-img:hover img{transform:scale(1.03)}
.feat-result{margin:0;display:flex;flex-direction:column;gap:6px;padding-top:16px;border-top:1px solid var(--dark-line);font-family:var(--mincho);font-weight:700;font-size:18px;line-height:1.65}
.feat-result span{font-family:var(--sans);font-weight:500;font-size:12px;color:var(--on-dark3)}

/* トップ：PC では軸の帯が最初の画面いっぱい（三百田 11/1） */
@media (min-width:1100px) and (min-height:640px){
  .axis-stage{min-height:calc(100svh - var(--head-h));grid-template-rows:1fr auto auto;padding-block:clamp(24px,4vh,56px) clamp(20px,3vh,36px)}
  .ax-word,.ax-track{grid-row:1;align-self:center}
  .ax-track{height:clamp(280px,48vh,560px)}
  .ax-word{font-size:clamp(80px,9vw,180px);gap:14px}
  .ax-word small{font-size:13px}
  .ax-label{width:clamp(210px,15vw,300px)}
  .ax-t{font-size:15px}
  .ax-no{font-size:26px}
  .ax-mark.up .ax-label{bottom:52px}.ax-mark.down .ax-label{top:52px}
  .ax-mark::before{height:38px}
  .ax-mark.t2::before{height:124px}.ax-mark.t2.up .ax-label{bottom:138px}.ax-mark.t2.down .ax-label{top:138px}
  .ax-caption{grid-row:2;margin:0}
  .ax-cue{grid-row:3;grid-column:1/-1;justify-self:center;position:relative;z-index:1;display:inline-flex;flex-direction:column;align-items:center;gap:6px;margin-top:clamp(12px,2vh,24px);min-height:44px;font-size:12.5px;color:var(--on-dark2)}
  .ax-cue:hover{color:#fff}
  .ax-cue .arw{width:18px;height:18px;animation:rt-cue 2.4s var(--ease) infinite}
  .feat{padding-top:clamp(40px,6vh,72px)}
  .feat-img img{aspect-ratio:3/2}
}
@keyframes rt-cue{0%,100%{transform:translateY(0);opacity:.6}50%{transform:translateY(6px);opacity:1}}

/* トップ：流れる見出し */
.ticker{border-bottom:1px solid var(--line);overflow:hidden;background:var(--paper)}
.tk-track{display:flex;width:max-content;animation:tk 90s linear infinite}
.ticker:hover .tk-track,.ticker:focus-within .tk-track{animation-play-state:paused}
.tk-track ul{display:flex;list-style:none;margin:0;padding:0}
.tk-track a{display:flex;align-items:center;gap:12px;padding:16px 32px;border-right:1px solid var(--line);white-space:nowrap;font-family:var(--mincho);font-weight:700;font-size:17px;color:var(--ink)}
.tk-track a:hover{text-decoration:underline}
.tk-no{font-family:var(--serif);font-style:italic;font-weight:400;font-size:19px;color:var(--text3)}
@keyframes tk{to{transform:translateX(-50%)}}

/* トップの欄 */
.home-sec{padding-top:clamp(64px,8vw,128px)}
.axes-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.axis-col{background:var(--paper);padding:clamp(24px,3.4vw,56px);display:flex;flex-direction:column;gap:16px;min-width:0}
.axis-head{display:flex;align-items:baseline;gap:8px 16px;flex-wrap:wrap;color:var(--ink)}
.axis-head:hover{color:var(--ink)}
.ah-word{font-family:var(--serif);font-size:clamp(60px,7.4vw,124px);line-height:.85;letter-spacing:-.02em;transition:letter-spacing .6s var(--ease)}
.axis-head:hover .ah-word{letter-spacing:0}
.strain .ah-word{color:var(--load)}.recovery .ah-word{color:var(--rec)}
.ah-jp{font-family:var(--mincho);font-weight:900;font-size:20px}
.ah-body{margin:0;font-size:14px;color:var(--text2)}
.rows{list-style:none;margin:8px 0 0;padding:0;border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:2.6em minmax(0,1fr);gap:2px 14px;padding:16px 0;border-bottom:1px solid var(--line);color:var(--ink)}
.row:hover{color:var(--ink)}
.row-no{grid-row:span 2;font-family:var(--serif);font-style:italic;font-size:26px;line-height:1.1;color:var(--numeral);transition:color .3s}
.strain .row:hover .row-no{color:var(--load)}.recovery .row:hover .row-no{color:var(--rec)}
.row-t{font-family:var(--mincho);font-weight:700;font-size:17px;line-height:1.6}
.row:hover .row-t{text-decoration:underline;text-underline-offset:.28em}
.row-m{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--text3)}
.row-m .mini-axis{margin-left:0}
.topic{background:var(--paper);display:grid;grid-template-columns:auto minmax(0,1fr);align-items:baseline;gap:4px 18px;padding:clamp(20px,2vw,30px);color:var(--ink);min-width:0}
.topic:hover{color:var(--ink)}
.topic-n{grid-row:span 2;font-family:var(--serif);font-style:italic;font-size:clamp(52px,5vw,80px);line-height:.85;color:var(--numeral);transition:color .3s}
.topic:hover .topic-n{color:var(--ink)}
.topic-all{grid-template-columns:1fr;align-content:center}
.topic-all .topic-last{display:flex;align-items:center;gap:8px}
.topic-name{font-family:var(--mincho);font-weight:900;font-size:21px;line-height:1.4}
.topic-last{font-size:12.5px;line-height:1.65;color:var(--text2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:24px}
.st{background:var(--paper);display:flex;flex-direction:column;gap:10px;padding:clamp(16px,1.8vw,28px);color:var(--ink);min-width:0}
.st:hover{color:var(--ink)}
.st-bar{position:relative;height:clamp(180px,16vw,260px);padding-top:3.6rem;display:flex;align-items:flex-end;margin-bottom:8px}
.st-bar::before{content:"";display:block;width:min(56px,45%);height:max(3px,calc(var(--h) * 100%));background:var(--ink);transform-origin:bottom;transition:transform 1.1s var(--ease) calc(var(--i) * 90ms),background .3s}
.st:hover .st-bar::before{background:var(--rec)}
.st-empty .st-bar::before{background:var(--line)}
.st-n{position:absolute;left:0;bottom:calc(var(--h) * (100% - 3.6rem) + 12px);font-family:var(--serif);font-style:italic;font-size:clamp(36px,3.4vw,56px);line-height:1}
.st-empty .st-n{color:var(--numeral)}
.st-name{font-family:var(--mincho);font-weight:900;font-size:17px;line-height:1.5}
.st:hover .st-name{text-decoration:underline;text-underline-offset:.28em}
.st-empty:hover .st-name{text-decoration:none}
.st-desc{font-size:12.5px;line-height:1.75;color:var(--text2)}
.ladder-axis{display:flex;justify-content:space-between;gap:8px;margin-top:10px;font-size:11px;color:var(--text3)}
.ladder-axis span{display:inline-flex;align-items:center;gap:6px}
.qlist{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(32px,4vw,80px)}
.qlist li{border-top:1px solid var(--line)}
.qlist a{display:flex;flex-direction:column;gap:6px;padding:18px 0;color:var(--ink)}
.q-t{font-family:var(--mincho);font-weight:700;font-size:17.5px;line-height:1.6}
.qlist a:hover .q-t{text-decoration:underline;text-underline-offset:.28em}
.q-m{font-size:12px;color:var(--text3)}
.policy{background:var(--ink);color:var(--on-dark);margin-top:clamp(72px,9vw,140px);padding-block:clamp(64px,8vw,120px)}
.policy .sh-row{border-color:#3F3F46}
.policy .sh-more{color:var(--on-dark2)}
.rules{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(28px,4vw,72px)}
.rule{display:flex;flex-direction:column;gap:14px}
.rule-mark{width:36px;height:3px;background:var(--on-dark3)}
.rule-mark.c-load-d{background:var(--load-d)}.rule-mark.c-recovery-d{background:var(--rec-d)}
.rule-t{font-family:var(--mincho);font-weight:900;font-size:clamp(19px,1.6vw,24px);line-height:1.5}
.rule-b{font-size:14px;line-height:1.95;color:var(--on-dark2)}

/* 一覧 */
.list-head{background:var(--ink);color:var(--on-dark);padding-block:clamp(48px,6vw,96px) clamp(32px,4vw,56px)}
.list-head .wrap{display:flex;flex-direction:column;gap:12px}
.h1{margin:0;font-family:var(--mincho);font-size:clamp(30px,4vw,56px);font-weight:900;line-height:1.4}
.list-lede{margin:0;max-width:40em;font-size:15px;color:var(--on-dark2)}
.list-count{margin:0;font-size:14px;color:var(--on-dark3)}.list-count .serif-i{font-size:40px;color:var(--on-dark);margin-right:4px}
.p-list .home-sec{padding-top:clamp(32px,4vw,64px)}

/* 記事：上部 */
.p-hero{background:var(--ink);color:var(--on-dark);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);min-height:min(80vh,780px)}
.p-hero-text{display:flex;flex-direction:column;justify-content:flex-end;gap:20px;padding:clamp(40px,5vw,88px) clamp(24px,4vw,80px) clamp(32px,4vw,64px) var(--gutter);max-width:900px;margin-left:auto;width:100%}
.p-hero-img{position:relative;overflow:hidden;background:var(--dark-surface)}
.p-hero-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.summary{padding-block:clamp(48px,6vw,96px)}
.summary-in{display:grid;grid-template-columns:var(--rail-l) minmax(0,1fr);gap:24px clamp(32px,4vw,80px);align-items:start}
.summary .ps-h{flex-direction:column;align-items:flex-start;gap:14px;font-size:clamp(22px,1.9vw,28px)}
.summary-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.summary-list li{background:var(--paper);padding:clamp(20px,2vw,32px);display:flex;flex-direction:column;gap:14px;font-size:15.5px;line-height:1.9}
.summary-list .num{font-family:var(--serif);font-style:italic;font-size:44px;line-height:1;color:var(--numeral)}
.summary-list li:last-child .num{color:var(--load)}
.mid{margin:0}
.mid-img{width:100%;height:clamp(280px,48vw,760px);object-fit:cover}
.mid figcaption{padding-block:20px 0;font-size:13px;line-height:1.7;color:var(--text2)}
.toc-strip{display:none}

/* 記事：本文と左右の柱（Quanta に倣う） */
.p-body{display:grid;grid-template-columns:var(--rail-l) minmax(0,var(--measure)) var(--rail-r);justify-content:center;column-gap:clamp(32px,4vw,80px);padding-top:clamp(24px,3vw,48px)}
.rail{position:relative;z-index:1}
.toc,.paper-card{position:sticky;top:calc(var(--head-h) + 32px)}
.rail-h{display:block;font-size:12px;color:var(--text3);margin-bottom:12px}
.toc ol{list-style:none;margin:0;padding:0;border-left:1px solid var(--line)}
.toc a{display:block;padding:7px 0 7px 16px;margin-left:-1px;border-left:2px solid transparent;font-size:13.5px;line-height:1.5;color:var(--text2);transition:color .25s,border-color .25s}
.toc a:hover{color:var(--ink)}
.toc a[aria-current="true"]{color:var(--ink);font-weight:700;border-left-color:var(--ink)}
.paper-card{background:var(--paper);border:1px solid var(--line);border-top:2px solid var(--ink);padding:22px;display:flex;flex-direction:column;gap:14px}
.pc-row{display:flex;flex-direction:column;gap:3px}
.pc-row .k{font-size:11.5px;color:var(--text3)}.pc-row .v{font-size:13.5px;font-weight:700;line-height:1.6}
.pc-say{padding-top:12px;border-top:1px solid var(--line)}.pc-say .v{font-family:var(--mincho);font-size:17px}
.pc-doi{font-family:var(--mono);font-size:11.5px;line-height:1.6;overflow-wrap:anywhere}
.pc-topic{font-size:12.5px;color:var(--text2)}
.ps{position:relative;padding-block:clamp(48px,5vw,88px);display:flex;flex-direction:column;gap:20px}
.ps-alt{--text3:#5F5F68;background:var(--surface);box-shadow:0 0 0 100vmax var(--surface);clip-path:inset(0 -100vmax)}
.ps-h{margin:0;font-family:var(--mincho);font-weight:900;font-size:clamp(24px,2.2vw,32px);line-height:1.4;display:flex;align-items:center;gap:16px}
.ps-h::before{content:"";flex:none;width:30px;height:3px;background:linear-gradient(90deg,var(--load) 50%,var(--rec) 50%)}
.numlist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.numlist li{display:flex;gap:14px;font-size:15.5px;line-height:1.9}
.numlist .num{font-family:var(--serif);font-style:italic;font-size:24px;line-height:1.2;color:var(--numeral);flex-shrink:0;min-width:16px}
.numlist .num.c-load{color:var(--load)}
.box{display:flex;flex-direction:column;gap:16px;padding-top:16px;border-top:1px solid var(--line)}
.kv{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.kv div{display:flex;flex-direction:column;gap:3px}
.kv .k{font-size:11.5px;color:var(--text2)}.kv .v{font-size:14px;font-weight:700;line-height:1.6}
.phases{display:flex;gap:6px}
.phase{background:var(--surface);border-radius:4px;border-top:2px solid transparent;padding:14px;display:flex;flex-direction:column;gap:4px;min-width:0}
.phase-hi{border-top-color:var(--ink)}
.ph-k{font-size:11px;color:var(--text2)}
.ph-t{font-family:var(--mincho);font-size:17px;font-weight:700;line-height:1.5}
.ph-d{font-size:12px;color:var(--text2);line-height:1.6}
.ph-m{font-size:11px;padding-top:10px;color:var(--text3)}.phase-hi .ph-m{color:var(--rec)}
.arms{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.arm{padding:14px 0 14px 22px;display:flex;flex-direction:column;gap:2px;border-bottom:1px solid var(--line);position:relative}
.arm::before{content:"";position:absolute;left:0;top:24px;width:8px;height:8px;border-radius:50%;border:1px solid var(--text3)}
.arm-hi::before{background:var(--ink);border-color:var(--ink)}
.measured{margin:0;font-size:12.5px;line-height:1.7;color:var(--text2)}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--text2)}
.leg{display:flex;align-items:center;gap:6px}
.sw{width:14px;height:8px;display:inline-block}.sw-lo{background:var(--text3)}.sw-hi{background:var(--rec)}
.fig{display:flex;flex-direction:column;gap:10px;padding-top:6px}
.fig-head{display:flex;flex-direction:column;gap:2px}
.fig-label{font-size:15px;font-weight:700}.fig-unit{font-size:11.5px;color:var(--text2)}
.bar-row{display:grid;grid-template-columns:minmax(0,4.5em) minmax(0,1fr) 60px;gap:12px;align-items:center}
.bar-label{font-size:11.5px;color:var(--text2);line-height:1.3}
.bar-track{height:14px;background:rgba(10,10,11,.06)}
.bar{height:14px;transform-origin:left;transition:transform 1.2s var(--ease) calc(var(--i,0) * 160ms + 100ms)}.bar-lo{background:var(--text3)}.bar-hi{background:var(--rec)}
.bar-val{font-family:var(--serif);font-style:italic;font-size:24px;line-height:1;font-variant-numeric:tabular-nums}.bar-val.hi{color:var(--rec)}
.fig-dark .fig-label{color:var(--on-dark)}.fig-dark .fig-unit,.fig-dark .bar-label{color:var(--on-dark2)}
.fig-dark .bar-track{background:rgba(255,255,255,.14)}.fig-dark .bar-lo{background:var(--on-dark3)}.fig-dark .bar-hi{background:var(--rec-d)}
.fig-dark .bar-val{color:var(--on-dark)}.fig-dark .bar-val.hi{color:var(--rec-d)}
.overlay{position:relative;background:var(--ink);border-radius:6px;overflow:hidden;margin-top:6px}
.overlay-img{width:100%;aspect-ratio:3/2;object-fit:cover}
.overlay-fig{position:absolute;left:0;top:0;width:62%;padding:20px}
.band{border-radius:6px;overflow:hidden;margin-top:6px}.band-img{width:100%;aspect-ratio:3/2;object-fit:cover}
.fig-note{margin:0;font-size:11.5px;line-height:1.7;color:var(--text3)}
.direction{background:var(--paper);border-radius:6px;padding:22px;display:flex;flex-direction:column;gap:10px}
.dir-k{font-size:11.5px;color:var(--text2)}
.dir-t{font-family:var(--mincho);font-size:20px;line-height:1.6;font-weight:700}
.ladder{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px}
.rung{background:var(--surface);border-radius:4px;padding:10px 4px;min-height:60px;display:flex;align-items:center;justify-content:center;text-align:center;font-size:11px;line-height:1.4;color:var(--text2)}
.rung span{position:relative;z-index:2}
.rung.on{color:var(--on-dark);font-weight:700}
.ladder-mark{position:absolute;z-index:1;top:0;bottom:0;left:0;width:calc((100% - 16px) / 5);border-radius:4px;background:var(--ink);transform:translateX(calc(var(--step) * (100% + 4px)));transition:transform 1.3s var(--ease) .15s}
.ladder.mini{gap:3px;margin-top:6px}.ladder.mini .rung{min-height:6px;padding:0;border-radius:2px}.ladder.mini .rung.on{background:var(--ink)}
.note{margin:0;font-size:12.5px;color:var(--load)}
.reading-line{margin:0;font-family:var(--mincho);font-size:clamp(22px,2vw,28px);line-height:1.65;font-weight:900;text-wrap:pretty}
.reading .body{margin:0;font-size:16px;line-height:2;color:var(--body)}
.say-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.say-box{border-radius:6px;padding:22px;display:flex;flex-direction:column;gap:10px;background:var(--paper)}
.say-box.cannot{background:transparent;border:1px solid #D4D4D8}
.say-k{font-size:12px;font-weight:700}
.say{margin:0;font-family:var(--mincho);font-size:17px;line-height:1.7;font-weight:700}
.pr{margin-block:36px;border:1px solid var(--line);border-radius:6px;padding:22px;display:flex;flex-direction:column;gap:10px}
.pr-label{font-size:11px;color:var(--text3)}
.pr-name{font-family:var(--mincho);font-size:19px;font-weight:700}
.pr-body{font-size:14px;line-height:1.8;color:var(--text2)}
.source{display:flex;gap:10px}
.src-no{font-size:12px;color:var(--rec);flex-shrink:0}
.cite{margin:0;font-size:13.5px;line-height:1.75;overflow-wrap:anywhere}
.source .mono{margin:6px 0 0;color:var(--text2);overflow-wrap:anywhere}
.src-meta{margin:6px 0 0;font-size:11.5px;line-height:1.6;color:var(--text3)}
.history{display:flex;flex-direction:column;gap:8px;padding-top:24px;border-top:1px solid var(--line)}
.history p,.history ul{margin:0;font-size:13px;color:var(--body)}
.history ul{padding-left:1.2em}
.disclaimer{font-size:12px!important;line-height:1.7;color:var(--text3)!important}
.next{padding-top:clamp(56px,7vw,112px)}
.p-article .site-footer{margin-top:clamp(64px,8vw,120px)}

/* 固定ページ */
.prose{max-width:calc(var(--measure) + var(--gutter) * 2);padding-block:clamp(48px,6vw,96px) 0}
.prose p,.prose li{font-size:15.5px;line-height:1.95;color:var(--body)}
.h2{margin:32px 0 0;font-family:var(--mincho);font-size:22px;font-weight:900;line-height:1.5}
.plain{padding-left:1.4em;display:flex;flex-direction:column;gap:8px}
.dl{margin:24px 0;display:flex;flex-direction:column;border-top:1px solid var(--line)}
.dl div{display:grid;grid-template-columns:8em 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:15px}
.dl dt{color:var(--text2)}.dl dd{margin:0}

/* 動き（JS が効いた時だけ、画面の外の物を隠してから出す。JS が無ければすべて最初から見える） */
@view-transition{navigation:auto}
::view-transition-group(*){animation-duration:.5s;animation-timing-function:var(--ease)}
.js [data-split]:not(.split){opacity:0;animation:rt-show 0s 1.6s forwards}
.js [data-split].split-wait{animation:none}
@keyframes rt-show{to{opacity:1}}
.ch{position:relative;animation:rt-ch .9s var(--ease) both;animation-delay:calc(var(--d) * 1ms)}
@keyframes rt-ch{from{opacity:0;top:.32em;filter:blur(7px)}to{opacity:1;top:0;filter:blur(0)}}
.rv{transition:opacity .9s var(--ease) calc(var(--ri, 0) * 70ms),transform .9s var(--ease) calc(var(--ri, 0) * 70ms)}
.rv.pre{opacity:0;transform:translateY(28px)}
.rows .rv.pre,.qlist .rv.pre{transform:translateX(-18px)}
.axis-stage.pre .ax-mark{left:50%;opacity:0}
.axis-stage.pre .ax-dot{opacity:0}
.axis-bar.pre .ab-dot{left:50%}
[data-grow].pre .bar{transform:scaleX(0)}
[data-grow].pre .st-bar::before{transform:scaleY(0)}
[data-ladder].pre .ladder-mark{transform:translateX(0)}

@media (prefers-reduced-motion:reduce){
  @view-transition{navigation:none}
  .tk-track{animation:none}.ticker{overflow-x:auto}
  .ch{animation:none}
  .ax-cue .arw{animation:none}
  .rv,.rv.pre{transform:none!important;transition:opacity .4s ease}
  .ax-mark,.ab-dot,.bar,.st-bar::before,.ladder-mark,.cell-img img,.feat-img img{transition:none!important}
  .js [data-split]:not(.split){opacity:1;animation:none}
}

/* 幅ごと */
@media (max-width:1279px){
  .cols-4{grid-template-columns:repeat(3,minmax(0,1fr))}
  .latest .cell-l{grid-column:span 2;grid-row:span 1}
}
@media (max-width:1099px){
  .p-body{grid-template-columns:minmax(0,var(--measure));padding-top:0}
  .rail{display:none}
  .summary-in{grid-template-columns:1fr}
  .toc-strip{display:block;position:sticky;top:var(--head-h);z-index:40;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2) blur(8px)}
  .toc-strip ol{list-style:none;margin:0;padding:8px var(--gutter);display:flex;gap:6px;overflow-x:auto;scrollbar-width:none}
  .toc-strip ol::-webkit-scrollbar{display:none}
  .toc-strip a{display:flex;align-items:center;min-height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--line);white-space:nowrap;font-size:13px;color:var(--text2);transition:background .25s,color .25s,border-color .25s}
  .toc-strip a[aria-current="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
  .feat{grid-template-columns:1fr}
}
@media (max-width:899px){
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-brand{grid-column:1/-1}
  .cols-4,.cols-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .axes-grid,.rules,.qlist{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(5,minmax(0,1fr))}
  .st{padding:14px 8px}.st-desc{display:none}.st-name{font-family:var(--sans);font-weight:700;font-size:13px}
  .overlay-fig{position:static;width:100%;padding:16px 16px 20px}
  .p-hero{grid-template-columns:1fr;min-height:0}
  .p-hero-img{order:-1;aspect-ratio:3/2}
  .p-hero-text{padding:24px var(--gutter) 32px;max-width:none}
  .summary-list{grid-template-columns:1fr}
  .axis-stage{grid-template-columns:1fr 1fr;row-gap:8px}
  .ax-strain{grid-column:1;grid-row:1}.ax-recovery{grid-column:2;grid-row:1}
  .ax-track{grid-column:1/-1;grid-row:2;height:260px}
  .ax-word{font-size:clamp(40px,12vw,72px)}
  .ax-label{width:min(44vw,200px)}
  .ax-track{height:180px}
  .ax-t{display:none}
  .ax-label{width:auto}
  .ax-mark.up .ax-label{bottom:36px}.ax-mark.down .ax-label{top:36px}
  .ax-mark.t2::before{height:46px}.ax-mark.t2.up .ax-label{bottom:56px}.ax-mark.t2.down .ax-label{top:56px}
  .ax-list{display:flex;flex-direction:column;grid-column:1/-1;list-style:none;margin:4px 0 0;padding:0;border-top:1px solid var(--dark-line);position:relative;z-index:1}
  .ax-list a{display:flex;gap:14px;align-items:baseline;padding:12px 0;border-bottom:1px solid var(--dark-line);color:var(--on-dark);font-family:var(--mincho);font-weight:700;font-size:17px;line-height:1.55}
  .ax-list .ax-no{flex:none;font-size:20px}
}
@media (max-width:599px){
  .nav-policy{display:none}
  .wordmark{font-size:21px}.head-row{gap:4px 14px}.nav{gap:0 16px;font-size:13.5px}
  .foot-mark{font-size:52px}
  .cols-4,.cols-3{grid-template-columns:1fr}
  .latest .cell-l{grid-column:auto}
  .say-grid{grid-template-columns:1fr}
  .kv{grid-template-columns:1fr}
  .stats{gap:10px}
  .bar-row{grid-template-columns:minmax(0,3.6em) minmax(0,1fr) 48px}
  .ladder .rung{font-size:11px;padding:8px 2px}
  .steps{grid-template-columns:1fr}
  .st{display:grid;grid-template-columns:9.5em minmax(0,1fr);align-items:center;gap:12px;padding:14px 16px}
  .st-name{grid-column:1;grid-row:1;font-family:var(--mincho);font-weight:900;font-size:17px}
  .st-bar{grid-column:2;grid-row:1;height:32px;padding:0 3em 0 0;margin:0;align-items:center}
  .st-bar::before{width:max(3px,calc(var(--h) * 100%));height:10px;transform-origin:left}
  .st-n{left:auto;right:0;bottom:auto;top:50%;transform:translateY(-50%);font-size:28px}
  [data-grow].pre .st-bar::before{transform:scaleX(0)}
}