/* ╔══════════════════════════════════════════════╗
   ║  Piyo Health LP — Editorial / Conversion v3  ║
   ║  Noto Sans JP only · no gradients · no emoji  ║
   ╚══════════════════════════════════════════════╝ */

:root{
  --ink:#0c1626;
  --ink-2:#2a3650;
  --ink-3:#5b6878;
  --ink-4:#8a93a3;
  --line:#cdd4dd;
  --line-2:#e6eaef;
  --paper:#f6f3ea;
  --paper-2:#efeadb;
  --paper-3:#e8dfc6;
  --mist:#e9eef2;
  --bg:#ffffff;
  --yellow:#f5c843;
  --yellow-2:#e8b929;
  --yellow-ink:#5a4200;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo",sans-serif;
  color:var(--ink);
  background:var(--paper);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
img{display:block;max-width:100%;height:auto}
::selection{background:var(--yellow);color:var(--ink)}

.wrap{max-width:1240px;margin:0 auto;padding:0 32px;position:relative}
@media(max-width:720px){.wrap{padding:0 20px}}

/* page rules — printed-page feel */
.page-rules{position:fixed;inset:0;pointer-events:none;z-index:1}
.page-rules::before,.page-rules::after{
  content:"";position:absolute;top:0;bottom:0;width:1px;background:var(--line-2);
}
.page-rules::before{left:max(20px,calc((100vw - 1240px)/2 + 32px))}
.page-rules::after{right:max(20px,calc((100vw - 1240px)/2 + 32px))}
@media(max-width:1240px){.page-rules{display:none}}

/* scroll progress bar */
.progress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:var(--yellow);z-index:60;transition:width .08s linear;
}

/* ── top bar ──────────────────────────────────── */
.topbar{
  position:sticky;top:0;z-index:50;
  background:var(--paper);
  border-bottom:1px solid var(--ink);
}
.topbar .row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;height:60px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:.02em}
.brand .mark{width:26px;height:26px;display:block;background:var(--ink);position:relative;flex:none}
.brand .mark::after{content:"";position:absolute;left:4px;right:4px;top:11px;height:4px;background:var(--yellow)}
.brand .name{font-size:13px;letter-spacing:.04em}
.brand .name em{font-style:normal;color:var(--ink-3);font-weight:500;margin-left:8px}
.topbar .meta{
  font-size:11px;letter-spacing:.22em;color:var(--ink-3);font-weight:700;
  text-transform:uppercase;text-align:center;
  overflow:hidden;white-space:nowrap;
}
.topbar .meta b{color:var(--ink)}
.topbar .cta{font-size:12px;letter-spacing:.08em;font-weight:700;border:1px solid var(--ink);padding:9px 14px}
.topbar .cta:hover{background:var(--ink);color:var(--paper)}
@media(max-width:820px){.topbar .meta{display:none}.topbar .row{grid-template-columns:auto 1fr}}

/* chapter rail */
.rail{
  position:fixed;left:18px;top:50%;transform:translateY(-50%);
  z-index:40;display:flex;flex-direction:column;gap:14px;
  font-size:10px;letter-spacing:.22em;font-weight:700;color:var(--ink-3);
}
.rail a{display:flex;align-items:center;gap:10px;line-height:1}
.rail a .tick{width:24px;height:1px;background:var(--ink-3);display:block;transition:width .25s, background .25s}
.rail a[aria-current="true"]{color:var(--ink)}
.rail a[aria-current="true"] .tick{width:42px;background:var(--ink);height:2px}
.rail a:hover{color:var(--ink)}
@media(max-width:1180px){.rail{display:none}}

/* ── section scaffold ─────────────────────────── */
section{padding:104px 0;position:relative;z-index:2}
@media(max-width:720px){section{padding:64px 0}}
section + section{border-top:1px solid var(--ink)}
.alt{background:var(--bg)}
.warm{background:var(--paper-2)}
.warmer{background:var(--paper-3)}
.deep{background:var(--ink);color:#e7eaf0}
.deep h2,.deep h3{color:#fff}
.deep .eyebrow,.deep .chap .num{color:#fff}
.deep .chap .num{border-top-color:#fff}
.deep .lede{color:#cfd6e0}

/* chapter header */
.chap{display:grid;grid-template-columns:160px 1fr;gap:32px;margin-bottom:56px;align-items:start}
@media(max-width:820px){.chap{grid-template-columns:1fr;gap:18px;margin-bottom:36px}}
.chap .num{
  font-size:80px;line-height:1;font-weight:900;letter-spacing:-.02em;
  color:var(--ink);font-feature-settings:"tnum" 1;
  border-top:3px solid var(--ink);padding-top:14px;
}
@media(max-width:820px){.chap .num{font-size:56px;padding-top:10px;border-top-width:2px}}
.chap .head{padding-top:8px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:11px;letter-spacing:.24em;font-weight:700;
  color:var(--ink-3);text-transform:uppercase;
}
.eyebrow .dot{width:8px;height:8px;background:var(--yellow);display:inline-block}
.chap h2{
  font-size:36px;line-height:1.45;letter-spacing:.005em;
  font-weight:700;margin:14px 0 14px;text-wrap:balance;
}
@media(max-width:820px){.chap h2{font-size:26px}}
.chap .lede{margin:0;color:var(--ink-2);font-size:15px;line-height:1.95;max-width:34em}
.chap .lede.full{max-width:48em}

/* hr */
.hr{height:1px;background:var(--ink);margin:64px 0}

/* ── BUTTONS ──────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:12px;
  min-height:54px;padding:0 26px;
  font-weight:700;font-size:15px;letter-spacing:.04em;
  border:1px solid var(--ink);background:var(--ink);color:var(--paper);
  transition:transform .1s;
}
.btn:hover{background:#000;border-color:#000}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--yellow);color:var(--ink);border-color:var(--ink)}
.btn.primary:hover{background:var(--yellow-2)}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper)}
.btn .arrow{display:inline-block;width:22px;height:1px;background:currentColor;position:relative}
.btn .arrow::after{content:"";position:absolute;right:0;top:-4px;width:9px;height:9px;border-top:1.5px solid currentColor;border-right:1.5px solid currentColor;transform:rotate(45deg)}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}

/* ── HERO ─────────────────────────────────────── */
.hero{padding:64px 0 96px;background:var(--paper);border-bottom:1px solid var(--ink);position:relative;overflow:hidden}
.hero .grid{display:grid;grid-template-columns:1.25fr .95fr;gap:48px;align-items:center;position:relative;z-index:2}
@media(max-width:960px){.hero .grid{grid-template-columns:1fr;gap:36px}}
.hero .meta-row{
  display:flex;justify-content:space-between;align-items:center;
  font-size:11px;letter-spacing:.22em;color:var(--ink-3);font-weight:700;
  margin-bottom:32px;border-bottom:1px solid var(--ink);padding-bottom:14px;
}
.hero .meta-row b{color:var(--ink)}
.hero .meta-row .sep{display:inline-block;width:8px;height:8px;background:var(--yellow);margin:0 6px;vertical-align:middle}
.hero .tag{
  display:inline-block;font-size:12px;letter-spacing:.18em;font-weight:700;
  color:var(--ink);border:1px solid var(--ink);padding:6px 12px;margin-bottom:22px;
  background:var(--paper);
}
.hero h1{
  font-size:84px;line-height:1.16;letter-spacing:.005em;
  font-weight:900;margin:0 0 28px;
}
@media(max-width:1100px){.hero h1{font-size:64px}}
@media(max-width:720px){.hero h1{font-size:42px;line-height:1.3}}
.hero h1 .mark{background:transparent;box-shadow:inset 0 -.36em 0 var(--yellow);padding:0 .08em}
.hero .sub{font-size:18px;line-height:1.9;color:var(--ink-2);margin:0 0 14px;max-width:30em}
@media(max-width:720px){.hero .sub{font-size:16px}}
.hero .micro-row{
  display:flex;flex-wrap:wrap;gap:14px 22px;margin-top:28px;
  font-size:12px;letter-spacing:.06em;color:var(--ink-2);
}
.hero .micro-row .item{display:flex;align-items:center;gap:8px;line-height:1.5}
.hero .micro-row .tk{
  width:18px;height:18px;border:1.5px solid var(--ink);display:inline-flex;align-items:center;justify-content:center;flex:none;
}
.hero .micro-row .tk::after{
  content:"";width:9px;height:5px;border-left:1.5px solid var(--ink);border-bottom:1.5px solid var(--ink);transform:rotate(-45deg) translate(0,-1px);
}

/* hero phone */
.phone-stage{position:relative;display:flex;justify-content:center;align-items:center;min-height:560px}
@media(max-width:960px){.phone-stage{min-height:auto;padding:32px 0}}
.phone-stage::before{
  content:"";position:absolute;inset:auto;width:560px;height:560px;
  background:var(--paper-3);z-index:0;left:50%;top:50%;transform:translate(-50%,-50%) rotate(2deg);
}
@media(max-width:720px){.phone-stage::before{width:90%;height:96%}}
.phone-stage .stamp-l,.phone-stage .stamp-r{
  position:absolute;font-size:10px;letter-spacing:.22em;font-weight:700;color:var(--ink-3);
  border:1px solid var(--ink-4);padding:5px 10px;background:var(--paper);z-index:2;
}
.phone-stage .stamp-l{top:18px;left:6%;transform:rotate(-3deg)}
.phone-stage .stamp-r{bottom:24px;right:6%;transform:rotate(3deg)}
.phone-stage .stamp-r b{color:var(--ink)}

/* ── PHONE MOCKUP ─────────────────────────────── */
.phone{
  width:288px;background:#fff;border:1.5px solid var(--ink);
  border-radius:32px;padding:10px;position:relative;z-index:2;
  box-shadow:8px 8px 0 var(--ink);
}
.phone.lg{width:316px}
.phone .notch{
  width:96px;height:18px;background:var(--ink);border-radius:0 0 12px 12px;
  margin:0 auto 8px;
}
.phone .screen{
  background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;
  display:flex;flex-direction:column;min-height:520px;
}
.phone .sbar{
  display:flex;justify-content:space-between;align-items:center;
  padding:8px 18px 6px;font-size:10px;font-weight:700;color:var(--ink-3);letter-spacing:.04em;
}
.phone .sbar b{color:var(--ink)}
.phone .sbar .icons{display:inline-flex;gap:5px}
.phone .sbar .icons span{display:inline-block;width:4px;height:8px;background:var(--ink-3)}
.phone .sbar .icons span:nth-child(1){height:4px;margin-top:4px}
.phone .sbar .icons span:nth-child(2){height:6px;margin-top:2px}
.phone .sbar .icons span:nth-child(3){height:8px}
.phone .sbar .batt{width:18px;height:9px;border:1px solid var(--ink-3);position:relative;display:inline-block}
.phone .sbar .batt::after{content:"";position:absolute;right:-3px;top:1px;bottom:1px;width:2px;background:var(--ink-3)}
.phone .sbar .batt b{position:absolute;left:1px;top:1px;bottom:1px;background:var(--ink);display:block;width:80%}
.phone .app-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 16px;border-bottom:1px solid var(--line-2);
}
.phone .app-head .title{display:flex;align-items:center;gap:8px;font-weight:700;font-size:13px}
.phone .app-head .title .ic{
  width:20px;height:20px;background:var(--ink);position:relative;flex:none;border-radius:5px;
}
.phone .app-head .title .ic::after{content:"";position:absolute;left:3px;right:3px;top:8px;height:4px;background:var(--yellow)}
.phone .app-head .crumb{font-size:10px;letter-spacing:.12em;color:var(--ink-3);font-weight:700}
.phone .body{flex:1;padding:14px 14px 12px;font-size:12.5px;line-height:1.7;color:var(--ink);display:flex;flex-direction:column;gap:10px;overflow:hidden}

/* chat bubbles for ぴよナス mock */
.bub{padding:9px 12px;border-radius:14px;max-width:90%;font-size:12.5px;line-height:1.65}
.bub.u{background:var(--yellow);color:var(--ink);align-self:flex-end;border-bottom-right-radius:4px}
.bub.u .meta{display:block;font-size:9px;color:var(--yellow-ink);letter-spacing:.12em;font-weight:700;margin-bottom:3px}
.bub.a{background:var(--mist);color:var(--ink);align-self:flex-start;border-bottom-left-radius:4px}
.bub.a .meta{display:block;font-size:9px;color:var(--ink-3);letter-spacing:.12em;font-weight:700;margin-bottom:3px}
.bub.a em{font-style:normal;font-weight:700;box-shadow:inset 0 -4px 0 var(--yellow);padding:0 2px}
.input-bar{
  display:flex;gap:6px;border-top:1px solid var(--line-2);padding:8px 10px;font-size:11px;
}
.input-bar .field{flex:1;border:1px solid var(--line);padding:6px 10px;color:var(--ink-3);border-radius:14px;font-size:11px}
.input-bar .send{background:var(--ink);color:#fff;padding:6px 12px;border-radius:14px;font-weight:700;font-size:11px}

/* ── ticker ───────────────────────────────────── */
.ticker{
  border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);
  overflow:hidden;background:var(--paper);margin-top:64px;
}
.ticker .track{
  display:flex;gap:48px;padding:14px 0;
  font-size:14px;letter-spacing:.18em;font-weight:700;color:var(--ink);
  white-space:nowrap;animation: tick 60s linear infinite;will-change:transform;
}
.ticker .track span{display:inline-flex;align-items:center;gap:14px;flex:none}
.ticker .track .d{width:6px;height:6px;background:var(--yellow);display:inline-block}
@keyframes tick{from{transform:translateX(0)} to{transform:translateX(-50%)}}
@media (prefers-reduced-motion: reduce){.ticker .track{animation:none}}

/* ── CINEMA / NARRATIVE — 3am scene ─────────── */
.cinema{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);background:var(--bg)}
.scene{display:grid;grid-template-columns:1fr 360px;gap:48px;padding:56px 0;border-bottom:1px dashed var(--line);align-items:center}
.scene:last-child{border-bottom:none}
.scene.flip{grid-template-columns:360px 1fr}
@media(max-width:960px){.scene,.scene.flip{grid-template-columns:1fr;gap:32px}.scene .narr{order:1}.scene .stage{order:2}}
.scene .narr .ts{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:12px;letter-spacing:.12em;color:var(--ink-3);font-weight:700;display:block;margin-bottom:14px;
}
.scene .narr .ts .ic{display:inline-block;width:8px;height:8px;background:var(--yellow);margin-right:10px;vertical-align:middle}
.scene .narr h3{font-size:30px;line-height:1.45;font-weight:900;letter-spacing:.005em;margin:0 0 14px;text-wrap:balance}
@media(max-width:720px){.scene .narr h3{font-size:22px}}
.scene .narr h3 .y{box-shadow:inset 0 -.24em 0 var(--yellow);padding:0 .06em}
.scene .narr p{font-size:15px;line-height:1.95;color:var(--ink-2);margin:0 0 12px;max-width:36em}
.scene .narr .app-link{
  display:inline-flex;align-items:center;gap:10px;margin-top:14px;
  font-size:12px;letter-spacing:.12em;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--ink);padding-bottom:2px;
}
.scene .narr .app-link b{color:var(--ink-3);font-size:10px;letter-spacing:.22em;margin-right:4px}
.scene .stage{display:flex;justify-content:center;align-items:center;position:relative}

/* ── 01 MOMENTS ────────────────────────────── */
.charts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.charts{grid-template-columns:1fr}}
.obs{
  border:1px solid var(--ink);background:#fff;padding:24px;display:flex;flex-direction:column;
  position:relative;min-height:360px;
}
.obs .head{
  display:flex;justify-content:space-between;align-items:baseline;
  border-bottom:1px solid var(--ink);padding-bottom:10px;margin-bottom:14px;
  font-size:10px;letter-spacing:.22em;color:var(--ink-3);font-weight:700;
}
.obs .head b{color:var(--ink)}
.obs .who{display:flex;align-items:baseline;gap:12px;margin-bottom:10px}
.obs .who .name{font-size:26px;font-weight:900;letter-spacing:.04em}
.obs .who .year{font-size:11px;letter-spacing:.18em;color:var(--ink-3);font-weight:700}
.obs .ward{font-size:12px;letter-spacing:.06em;color:var(--ink-3);margin-bottom:16px;line-height:1.7}
.obs .ward b{color:var(--ink);font-weight:700}
.obs blockquote{
  margin:0 0 14px;padding:0;font-size:20px;line-height:1.65;font-weight:700;letter-spacing:.005em;text-wrap:pretty;flex:1;
}
.obs blockquote::before{content:"「";color:var(--yellow-ink)}
.obs blockquote::after{content:"」";color:var(--yellow-ink)}
.obs .scene-meta{font-size:13px;color:var(--ink-2);line-height:1.85;border-top:1px dashed var(--line);padding-top:14px}
.obs .freq{
  font-size:10px;letter-spacing:.18em;color:var(--ink-3);font-weight:700;
  margin-top:12px;display:flex;justify-content:space-between;align-items:center;
  border-top:1px dashed var(--line);padding-top:10px;
}
.obs .freq b{color:var(--ink)}
.obs .freq .bar{display:inline-flex;gap:3px;margin-left:8px}
.obs .freq .bar span{width:6px;height:10px;background:var(--line)}
.obs .freq .bar span.on{background:var(--ink)}
.obs .stamp{
  position:absolute;top:18px;right:18px;
  font-size:9px;letter-spacing:.2em;color:var(--ink-3);font-weight:700;
  border:1px solid var(--ink-4);padding:3px 7px;transform:rotate(2deg);background:#fff;
}

/* ── 02 AXES grand ─────────────────────────── */
.axes-grand{display:flex;flex-direction:column;border-top:1px solid var(--ink)}
.axis-row{
  display:grid;grid-template-columns:200px 1fr 300px;gap:32px;
  padding:40px 0;border-bottom:1px solid var(--ink);align-items:center;
}
@media(max-width:900px){.axis-row{grid-template-columns:1fr;padding:28px 0;gap:14px}}
.axis-row .big{font-size:140px;line-height:.95;font-weight:900;letter-spacing:.02em;color:var(--ink)}
.axis-row .big .y{box-shadow:inset 0 -.18em 0 var(--yellow);padding:0 .04em}
@media(max-width:900px){.axis-row .big{font-size:88px}}
.axis-row .mid h3{font-size:14px;letter-spacing:.18em;font-weight:700;color:var(--ink-3);margin:0 0 10px}
.axis-row .voice{font-size:24px;line-height:1.6;font-weight:500;color:var(--ink);margin:0;letter-spacing:.005em}
@media(max-width:900px){.axis-row .voice{font-size:20px}}
.axis-row .voice::before{content:"「";color:var(--yellow-ink)}
.axis-row .voice::after{content:"」";color:var(--yellow-ink)}
.axis-row .apps{border-left:1px solid var(--ink);padding-left:24px}
@media(max-width:900px){.axis-row .apps{border-left:none;padding-left:0;border-top:1px dashed var(--line);padding-top:14px}}
.axis-row .apps .lab{font-size:10px;letter-spacing:.22em;color:var(--ink-3);font-weight:700;display:block;margin-bottom:10px}
.axis-row .apps ul{list-style:none;padding:0;margin:0}
.axis-row .apps li{display:flex;align-items:baseline;gap:10px;padding:6px 0;border-bottom:1px dashed var(--line)}
.axis-row .apps li:last-child{border-bottom:none}
.axis-row .apps li b{font-size:15px;font-weight:700}
.axis-row .apps li span{font-size:11px;letter-spacing:.12em;color:var(--ink-3);margin-left:auto;font-weight:700}

/* ── HOW IT WORKS — 3 steps ─────────────── */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--ink);background:#fff}
@media(max-width:900px){.steps{grid-template-columns:1fr}}
.step-card{
  padding:32px;border-right:1px solid var(--ink);position:relative;display:flex;flex-direction:column;gap:14px;
  min-height:280px;
}
.step-card:last-child{border-right:none}
@media(max-width:900px){.step-card{border-right:none;border-bottom:1px solid var(--ink)}.step-card:last-child{border-bottom:none}}
.step-card .n{
  font-size:64px;line-height:1;font-weight:900;letter-spacing:-.02em;color:var(--ink);
}
.step-card .n .y{box-shadow:inset 0 -.16em 0 var(--yellow)}
.step-card .lab{font-size:10px;letter-spacing:.22em;font-weight:700;color:var(--ink-3)}
.step-card h3{font-size:22px;line-height:1.45;font-weight:700;margin:0;letter-spacing:.005em}
.step-card p{margin:0;font-size:14px;line-height:1.9;color:var(--ink-2)}
.step-card .pic{margin-top:auto;border-top:1px dashed var(--line);padding-top:14px;font-size:11px;color:var(--ink-3);letter-spacing:.04em;line-height:1.7;font-family:ui-monospace,Menlo,Consolas,monospace}
.step-card .pic b{color:var(--ink);font-family:inherit}

/* ── REGISTRY ─────────────────────────────── */
.registry{border:1px solid var(--ink);background:#fff;margin-bottom:56px}
.registry .reg-head{
  display:grid;grid-template-columns:48px 1fr 110px 130px 90px;gap:14px;
  padding:12px 18px;border-bottom:1px solid var(--ink);
  font-size:10px;letter-spacing:.22em;color:var(--ink-3);font-weight:700;
}
.registry .reg-row{
  display:grid;grid-template-columns:48px 1fr 110px 130px 90px;gap:14px;
  padding:14px 18px;border-bottom:1px solid var(--line-2);
  align-items:baseline;font-size:15px;transition:background .15s;
}
.registry .reg-row:last-child{border-bottom:none}
.registry .reg-row:hover{background:var(--mist)}
.registry .reg-row.muted{opacity:.55}
.registry .reg-row.muted:hover{background:transparent}
.registry .reg-row .id{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;color:var(--ink-3);letter-spacing:.04em}
.registry .reg-row .title{display:flex;flex-direction:column;gap:2px}
.registry .reg-row .title .name{font-weight:700;font-size:16px}
.registry .reg-row .title .name .en{font-size:11px;color:var(--ink-3);font-weight:500;margin-left:8px;letter-spacing:.12em}
.registry .reg-row .title .desc{font-size:13px;color:var(--ink-2);line-height:1.7}
.registry .reg-row .verb{font-size:12px;letter-spacing:.16em;font-weight:700}
.registry .reg-row .status{font-size:10px;letter-spacing:.18em;font-weight:700}
.registry .reg-row .status.live{color:var(--ink)}
.registry .reg-row .status.beta{color:var(--ink-3)}
.registry .reg-row .status.soon{color:var(--ink-4)}
.registry .reg-row .status.frozen{color:var(--ink-4);text-decoration:line-through}
.registry .reg-row .open{font-size:12px;letter-spacing:.12em;font-weight:700;justify-self:end;display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid var(--ink)}
.registry .reg-row.muted .open{border-bottom-color:transparent;color:var(--ink-4)}
.registry .reg-row .open .a{width:10px;height:1px;background:currentColor;position:relative;display:inline-block}
.registry .reg-row .open .a::after{content:"";position:absolute;right:0;top:-3px;width:6px;height:6px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}
@media(max-width:900px){
  .registry .reg-head{display:none}
  .registry .reg-row{grid-template-columns:48px 1fr;row-gap:6px;padding:16px}
  .registry .reg-row .verb,.registry .reg-row .status{grid-column:2;font-size:11px}
  .registry .reg-row .open{grid-column:2;justify-self:start}
}

/* ── SPOTLIGHTS (Tier 1 with mock UIs) ───── */
.spot{
  display:grid;grid-template-columns:1.1fr .9fr;gap:48px;
  padding:48px 0;border-top:1px solid var(--ink);align-items:center;
}
.spot:first-of-type{border-top:none}
.spot.flip{grid-template-columns:.9fr 1.1fr}
.spot.flip .copy{order:2}
.spot.flip .stage{order:1}
@media(max-width:900px){
  .spot,.spot.flip{grid-template-columns:1fr;padding:36px 0}
  .spot.flip .copy{order:1}
  .spot.flip .stage{order:2}
}
.spot .copy .badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;letter-spacing:.18em;font-weight:700;color:var(--ink);
  background:var(--yellow);padding:5px 10px;
}
.spot .copy .id{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11px;color:var(--ink-3);letter-spacing:.04em;margin-left:10px}
.spot .copy h3{font-size:42px;line-height:1.25;font-weight:900;margin:14px 0 8px;letter-spacing:.005em}
@media(max-width:720px){.spot .copy h3{font-size:30px}}
.spot .copy h3 .en{display:block;font-size:13px;color:var(--ink-3);font-weight:500;letter-spacing:.16em;margin-top:6px}
.spot .copy .tagline{font-size:18px;line-height:1.7;color:var(--ink);margin:14px 0 14px;max-width:24em;text-wrap:balance}
.spot .copy .tagline .y{box-shadow:inset 0 -.22em 0 var(--yellow);padding:0 .08em}
.spot .copy p.lede{font-size:15px;line-height:1.95;color:var(--ink-2);margin:0 0 16px;max-width:32em}
.spot .copy .points{list-style:none;padding:0;margin:0 0 22px;display:flex;flex-direction:column;gap:8px}
.spot .copy .points li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink-2);line-height:1.75}
.spot .copy .points li::before{
  content:"";width:8px;height:8px;background:var(--ink);flex:none;margin-top:8px;
}
.spot .stage{display:flex;justify-content:center;align-items:center}

/* ── COMPARE ─────────────────────────────── */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--ink);background:#fff}
@media(max-width:820px){.compare{grid-template-columns:1fr}}
.col{padding:36px;position:relative}
.col + .col{border-left:1px solid var(--ink)}
@media(max-width:820px){.col + .col{border-left:none;border-top:1px solid var(--ink)}}
.col .lab{
  font-size:10px;letter-spacing:.22em;font-weight:700;color:var(--ink-3);
  display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;
}
.col .lab b{font-size:14px;color:var(--ink);letter-spacing:.005em}
.col h3{font-size:24px;line-height:1.45;font-weight:700;margin:0 0 16px;letter-spacing:.005em}
.col h3 .y{box-shadow:inset 0 -.22em 0 var(--yellow);padding:0 .08em}
.col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.col li{display:grid;grid-template-columns:24px 1fr;gap:12px;align-items:start;font-size:14px;line-height:1.8;color:var(--ink-2)}
.col li .ic{
  width:18px;height:18px;border:1.5px solid var(--ink-3);position:relative;margin-top:4px;
}
.col.them li .ic::before,.col.them li .ic::after{
  content:"";position:absolute;left:50%;top:50%;width:11px;height:1.5px;background:var(--ink-3);transform:translate(-50%,-50%) rotate(45deg);
}
.col.them li .ic::after{transform:translate(-50%,-50%) rotate(-45deg)}
.col.us li .ic{border-color:var(--ink)}
.col.us li .ic::after{
  content:"";width:10px;height:5px;border-left:1.5px solid var(--ink);border-bottom:1.5px solid var(--ink);
  position:absolute;left:3px;top:3px;transform:rotate(-45deg);
}
.col.us{background:var(--paper)}
.col.them li{color:var(--ink-3)}

/* ── MANIFESTO ───────────────────────────── */
.manifesto{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border:1px solid var(--ink);background:#fff}
@media(max-width:820px){.manifesto{grid-template-columns:1fr}}
.princ{padding:32px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);position:relative}
.princ:nth-child(even){border-right:none}
.princ:nth-last-child(-n+2){border-bottom:none}
@media(max-width:820px){
  .princ{border-right:none}
  .princ:nth-child(odd){border-bottom:1px solid var(--ink)}
  .princ:nth-last-child(-n+2){border-bottom:1px solid var(--ink)}
  .princ:last-child{border-bottom:none}
}
.princ .n{font-size:11px;letter-spacing:.22em;font-weight:700;color:var(--ink-3);display:flex;align-items:center;gap:10px;margin-bottom:10px}
.princ .n .num{font-size:18px;color:var(--ink);font-weight:900;letter-spacing:.04em}
.princ h3{font-size:22px;line-height:1.5;font-weight:700;margin:0 0 14px;letter-spacing:.005em}
.princ h3 .y{box-shadow:inset 0 -.28em 0 var(--yellow);padding:0 .08em}
.princ p{font-size:14px;line-height:1.95;color:var(--ink-2);margin:0 0 14px}
.princ .ng{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-3);letter-spacing:.04em;border-top:1px dashed var(--line);padding-top:12px}
.princ .ng b{font-weight:700;color:var(--ink-3);letter-spacing:.12em}
.princ .ng s{text-decoration:line-through;text-decoration-thickness:2px;text-decoration-color:var(--ink-2)}

/* ── FAQ ──────────────────────────────────── */
.faqs{border:1px solid var(--ink);background:#fff}
.faq{border-bottom:1px solid var(--ink)}
.faq:last-child{border-bottom:none}
.faq summary{
  list-style:none;padding:22px 28px;cursor:pointer;
  display:grid;grid-template-columns:48px 1fr 24px;gap:16px;align-items:center;
  font-size:17px;font-weight:700;line-height:1.55;letter-spacing:.005em;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .num{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;color:var(--ink-3);letter-spacing:.06em;font-weight:700}
.faq summary .toggle{
  width:24px;height:24px;border:1.5px solid var(--ink);position:relative;justify-self:end;
}
.faq summary .toggle::before,.faq summary .toggle::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink);
}
.faq summary .toggle::before{width:11px;height:1.5px;transform:translate(-50%,-50%)}
.faq summary .toggle::after{width:1.5px;height:11px;transform:translate(-50%,-50%);transition:transform .2s}
.faq[open] summary{background:var(--paper)}
.faq[open] summary .toggle::after{transform:translate(-50%,-50%) scaleY(0)}
.faq .ans{padding:0 28px 22px 92px;font-size:14px;line-height:1.95;color:var(--ink-2);max-width:60em}
.faq .ans p{margin:0 0 10px}
.faq .ans p:last-child{margin-bottom:0}
@media(max-width:720px){
  .faq summary{grid-template-columns:36px 1fr 22px;padding:18px 18px;font-size:15px;gap:10px}
  .faq .ans{padding:0 18px 18px 64px;font-size:13.5px}
}

/* ── MAKER Q&A ───────────────────────────── */
.maker{display:grid;grid-template-columns:.7fr 1.3fr;gap:48px;align-items:start}
@media(max-width:900px){.maker{grid-template-columns:1fr;gap:28px}}
.maker-card{border:1px solid var(--ink);background:#fff;padding:28px}
.maker-card .lab{font-size:10px;letter-spacing:.22em;color:var(--ink-3);font-weight:700}
.maker-card .name{font-size:36px;font-weight:900;margin:6px 0 4px;letter-spacing:.04em}
.maker-card .role{font-size:13px;color:var(--ink-3);font-weight:500;line-height:1.7;margin:0 0 22px}
.timeline{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--ink)}
.timeline .step{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line);align-items:baseline}
.timeline .step:last-child{border-bottom:none}
.timeline .step .dot{width:8px;height:8px;background:var(--yellow);margin-top:8px}
.timeline .step .lab{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11px;color:var(--ink-3);letter-spacing:.06em}
.timeline .step .desc{font-size:14px;color:var(--ink);font-weight:500;line-height:1.65}
.timeline .step .desc small{display:block;font-size:11px;color:var(--ink-3);font-weight:400;letter-spacing:.04em;margin-top:2px}

.qa{display:flex;flex-direction:column;gap:28px}
.qa .item{border-top:1px solid var(--ink);padding-top:22px}
.qa .item:first-child{border-top:none;padding-top:0}
.qa .q{display:flex;align-items:baseline;gap:14px;margin:0 0 14px;font-size:18px;line-height:1.55;font-weight:700;letter-spacing:.005em}
.qa .q .mk{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px;font-weight:900;color:var(--ink);background:var(--yellow);padding:2px 8px;letter-spacing:.04em;flex:none}
.qa .a{display:grid;grid-template-columns:auto 1fr;gap:14px;margin:0;font-size:15px;line-height:1.95;color:var(--ink-2)}
.qa .a .mk{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px;font-weight:900;color:var(--paper);background:var(--ink);padding:2px 8px;letter-spacing:.04em;align-self:start}
.pullquote{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);padding:28px 0;margin:36px 0;font-size:26px;line-height:1.55;font-weight:700;letter-spacing:.005em;text-wrap:balance}
.pullquote .y{box-shadow:inset 0 -.22em 0 var(--yellow);padding:0 .08em}
.pullquote .att{display:block;margin-top:10px;font-size:11px;letter-spacing:.22em;color:var(--ink-3);font-weight:700}

/* ── LETTER (signed pre-CTA) ─────────────── */
.letter-section{padding:120px 0;background:var(--paper-2);border-top:1px solid var(--ink)}
.letter{
  max-width:720px;margin:0 auto;background:#fff;border:1px solid var(--ink);
  padding:56px 64px;position:relative;
}
@media(max-width:720px){.letter{padding:36px 28px}}
.letter::before{
  content:"";position:absolute;top:-1px;left:-1px;right:-1px;height:8px;background:var(--yellow);border-bottom:1px solid var(--ink);
}
.letter .lab{font-size:10px;letter-spacing:.24em;color:var(--ink-3);font-weight:700}
.letter h3{font-size:28px;line-height:1.5;font-weight:700;margin:14px 0 24px;letter-spacing:.005em;text-wrap:balance}
.letter p{font-size:15px;line-height:2;color:var(--ink-2);margin:0 0 16px}
.letter p.from{margin-top:32px;font-size:13px;color:var(--ink-3);letter-spacing:.02em}
.letter p.from b{display:block;color:var(--ink);font-size:18px;font-weight:900;margin-top:6px;letter-spacing:.06em}
.letter .sig{
  display:inline-block;margin-top:8px;
  font-family:"Noto Sans JP",sans-serif;font-weight:900;font-style:italic;
  font-size:22px;color:var(--ink);transform:rotate(-2deg);
  border-bottom:2px solid var(--yellow);padding:0 6px 2px;
}

/* ── CLOSING (deep) ──────────────────────── */
.closing{padding:140px 0;text-align:center;background:var(--ink);color:#e7eaf0;border-top:0}
.closing .small{font-size:11px;letter-spacing:.24em;color:#a9b3c4;font-weight:700;display:block;margin-bottom:24px}
.closing h2{font-size:60px;line-height:1.35;font-weight:900;letter-spacing:.005em;margin:0 auto 24px;color:#fff;max-width:18em;text-wrap:balance}
@media(max-width:720px){.closing h2{font-size:38px;line-height:1.4}}
.closing h2 em{font-style:normal;box-shadow:inset 0 -.28em 0 var(--yellow);padding:0 .08em;color:#fff}
.closing p{font-size:16px;line-height:1.95;color:#cfd6e0;max-width:34em;margin:0 auto 32px}
.closing .btn.primary{border-color:var(--yellow);color:var(--ink)}
.closing .btn.ghost{color:#fff;border-color:#fff}
.closing .btn.ghost:hover{background:#fff;color:var(--ink)}
.closing .trust{
  margin-top:36px;display:flex;flex-wrap:wrap;gap:22px;justify-content:center;
  font-size:11px;letter-spacing:.18em;color:#a9b3c4;font-weight:700;
}
.closing .trust .d{display:inline-block;width:6px;height:6px;background:var(--yellow);margin-right:8px;vertical-align:middle}

/* ── FOOTER ──────────────────────────────── */
footer{background:var(--paper);color:var(--ink-2);border-top:1px solid var(--ink);font-size:13px;line-height:1.85}
.foot-tape{background:var(--yellow);color:var(--ink);border-bottom:1px solid var(--ink);overflow:hidden}
.foot-tape .track{display:flex;gap:48px;padding:12px 0;font-weight:900;letter-spacing:.16em;font-size:14px;white-space:nowrap;animation:tick 50s linear infinite}
.foot-tape .track span{display:inline-flex;align-items:center;gap:14px;flex:none}
.foot-tape .track .d{width:6px;height:6px;background:var(--ink);display:inline-block}
.foot-body{padding:56px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr .8fr;gap:36px}
@media(max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
.foot-grid h4{color:var(--ink);font-size:11px;letter-spacing:.22em;font-weight:700;margin:0 0 14px}
.foot-grid ul{list-style:none;padding:0;margin:0}
.foot-grid li{margin:0 0 8px}
.foot-grid a:hover{color:var(--ink);border-bottom:1px solid var(--ink)}
.brand-foot{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:900;font-size:16px}
.brand-foot .mark{width:24px;height:24px;background:var(--ink);position:relative;flex:none}
.brand-foot .mark::after{content:"";position:absolute;left:4px;right:4px;top:10px;height:4px;background:var(--yellow)}
.disclaimer{border-top:1px solid var(--ink);margin-top:48px;padding:24px 0;color:var(--ink-3);font-size:12px;line-height:1.85}
.footmeta{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--ink-3);letter-spacing:.18em;font-weight:700;flex-wrap:wrap;gap:10px;padding-bottom:24px}

section[id]{scroll-margin-top:72px}