/*
Theme Name: Phase Graph — Fable 5.2
Theme URI: https://phasegraph.com/
Author: Phase Graph
Description: Phase Graph 自社サイト用の独自テーマ。完成済み静的HTMLから起こしたシングルページ構成＋投稿テンプレート。
Version: 2.0.6
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: phasegraph
*/

/* ============================================================
   正本は deliverables/06_design-top.html。
   デザイン変更はローカルHTML → ここへ反映の順（ローカル正本主義）。
   ============================================================ */

:root{
  --bg:#0E0F12; --bg2:#16181D; --ink:#E9E9E6; --sub:#9A9C9F;
  --line:#2A2D33; --acc:#5B8CFF; --acc2:#8FB3FF;
  --sans:"Noto Sans JP",sans-serif; --en:"Inter","Noto Sans JP",sans-serif; --mono:"JetBrains Mono",monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.9;overflow-x:hidden}
::selection{background:var(--acc);color:#0E0F12}
a{color:inherit;text-decoration:none}
.mono{font-family:var(--mono)}
.label{font-family:var(--en);font-size:11px;letter-spacing:.22em;color:var(--sub);text-transform:uppercase}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px;position:relative;z-index:2}

/* ambient layers */
#net{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
#glow{position:fixed;left:0;top:0;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,140,255,.10),transparent 62%);
  transform:translate(-50%,-50%) scale(.4);pointer-events:none;z-index:1;opacity:0}
section,footer,.tick{position:relative;z-index:2}

/* header */
header{position:fixed;inset:0 0 auto;z-index:50;display:flex;justify-content:space-between;align-items:center;padding:22px 32px;background:linear-gradient(#0E0F12E6,#0E0F1200)}
.logo{font-family:var(--en);font-weight:700;font-size:16px;letter-spacing:.04em;display:flex;align-items:center;gap:10px}
.logo img{width:28px;height:28px;display:block}
nav{display:flex;gap:28px}
nav a{font-family:var(--en);font-size:12px;letter-spacing:.16em;color:var(--sub);transition:color .3s;position:relative}
nav a .nl{display:inline-block;font-style:normal;transition:transform .32s cubic-bezier(.3,1.8,.4,1),color .3s}
nav a:hover .nl{transform:translateY(-4px);color:var(--acc)}
nav a::after{content:"";position:absolute;left:0;bottom:-7px;width:100%;height:1px;background:var(--acc);transform:scaleX(0);transform-origin:left;transition:transform .35s cubic-bezier(.2,.7,.2,1)}
nav a:hover::after{transform:scaleX(1)}
nav a:focus-visible,.btn:focus-visible{outline:1px solid var(--acc);outline-offset:4px}
@media(max-width:760px){nav{display:none}.burger{display:flex}}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:10px;z-index:95}
.burger span{width:24px;height:2px;background:var(--ink);transition:.3s;display:block}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mnav{position:fixed;inset:0;background:rgba(10,11,13,.96);backdrop-filter:blur(10px);z-index:90;display:flex;flex-direction:column;justify-content:center;padding:0 40px;gap:2px;transform:translateX(103%);transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.mnav.open{transform:none}
.mnav a{font-family:var(--en);font-size:24px;font-weight:700;letter-spacing:.1em;color:var(--ink);padding:12px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.mnav a::after{content:"→";color:var(--acc);font-size:17px}

/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;z-index:2;overflow:hidden}
.scan{position:absolute;top:0;bottom:0;width:1px;z-index:1;pointer-events:none;
  background:linear-gradient(transparent,rgba(91,140,255,.55),transparent);
  animation:scan 10s cubic-bezier(.45,0,.55,1) infinite}
@keyframes scan{0%{left:-2%}55%{left:102%}100%{left:102%}}
.hero .label{margin-bottom:28px;display:flex;align-items:center;gap:12px}
.hero .label::before{content:"";width:34px;height:1px;background:var(--acc)}
h1{font-size:clamp(34px,6vw,76px);font-weight:700;line-height:1.5;letter-spacing:.04em}
h1 .ac{color:var(--acc);text-shadow:0 0 34px rgba(91,140,255,.45)}
h1 .l{display:block;opacity:0;transform:translateY(20px);animation:up 1s cubic-bezier(.2,.7,.2,1) forwards}
h1 .l:nth-child(2){animation-delay:.28s}
@keyframes up{to{opacity:1;transform:none}}
.hero p.sub{margin-top:30px;color:var(--sub);font-size:15px;opacity:0;animation:up 1s .75s forwards}
.hero .cta{margin-top:44px;display:flex;gap:16px;flex-wrap:wrap;opacity:0;animation:up 1s 1s forwards}
.btn{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:13px 32px;font-size:13px;letter-spacing:.12em;transition:.35s}
.btn:hover{border-color:var(--acc);color:var(--acc);box-shadow:0 0 24px rgba(91,140,255,.18)}
.btn.fill{background:var(--ink);color:#0E0F12;border-color:var(--ink)}
.btn.fill:hover{background:var(--acc);border-color:var(--acc);color:#fff;box-shadow:0 0 32px rgba(91,140,255,.35)}
.coords{position:absolute;right:36px;bottom:34px;z-index:2;font-family:var(--mono);font-size:11px;color:var(--sub);text-align:right;line-height:1.8;opacity:0;animation:up 1s 1.3s forwards}
.coords b{color:var(--acc);font-weight:400}
h1 .ac{animation:acPulse 4.5s ease-in-out infinite}
@keyframes acPulse{0%,100%{text-shadow:0 0 34px rgba(91,140,255,.35)}50%{text-shadow:0 0 60px rgba(91,140,255,.85)}}
/* side rail: ページ全体のフェーズ進行 */
.rail{position:fixed;right:26px;top:50%;transform:translateY(-50%);z-index:40;display:flex;flex-direction:column;align-items:center;gap:0}
.rail .rl{width:1px;height:34px;background:var(--line)}
.rail .rd{width:7px;height:7px;border-radius:50%;background:var(--line);border:1px solid var(--line);transition:.4s;margin:4px 0}
.rail .rd.on{background:var(--acc);border-color:var(--acc);box-shadow:0 0 12px rgba(91,140,255,.9)}
.rail .rnum{font-family:var(--mono);font-size:10px;color:var(--acc);margin-bottom:8px;writing-mode:vertical-rl;letter-spacing:.2em}
@media(max-width:900px){.rail{display:none}}
.scrolldown{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:2;color:var(--sub)}
.scrolldown span{display:block;width:1px;height:52px;background:var(--line);margin:10px auto 0;position:relative;overflow:hidden}
.scrolldown span::after{content:"";position:absolute;inset:0;background:var(--acc);transform:translateY(-100%);animation:drop 2.4s ease-in-out infinite}
@keyframes drop{40%{transform:translateY(0)}80%,100%{transform:translateY(100%)}}

/* phase ticker */
.tick{overflow:hidden;border-block:1px solid var(--line);padding:16px 0;background:rgba(14,15,18,.6);backdrop-filter:blur(2px)}
.tick-in{display:flex;gap:0;width:max-content;animation:mq 36s linear infinite}
.tick-in span{font-family:var(--mono);font-size:12px;letter-spacing:.18em;color:var(--sub);white-space:nowrap;padding:0 34px;display:flex;align-items:center;gap:34px}
.tick-in span::after{content:"—";color:var(--acc)}
.tick.rev .tick-in{animation-direction:reverse;animation-duration:30s}
@keyframes mq{to{transform:translateX(-50%)}}

/* sections */
section{padding:170px 0}
/* phase pin: グラフ描画が終わるまでスクロールしても画面が進まない */
#phase{padding:0;height:300vh}
#phase .pin{position:sticky;top:0;min-height:100vh;display:flex;align-items:center;overflow:hidden}
#phase .pin .wrap{width:100%}
/* ピン下の余白へ少し食い込ませ、グラフとPHASE 01-05の間延びを解消 */
#phase-detail{padding-top:0;margin-top:-80px;position:relative;z-index:2}
@media(max-width:760px){#phase{height:170vh}}
.eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:52px}
.eyebrow .n{font-family:var(--mono);font-size:12px;color:var(--acc)}
.eyebrow .t{font-family:var(--en);font-size:12px;letter-spacing:.22em;color:var(--sub)}
.eyebrow::after{content:"";flex:1;height:1px;background:var(--line)}
h2{font-size:clamp(26px,3.2vw,44px);font-weight:700;line-height:1.7;letter-spacing:.03em}
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1),filter 1s,clip-path 1s cubic-bezier(.2,.7,.2,1)}
.rv.in{opacity:1;transform:none}
.rv2{transition-delay:.12s}.rv3{transition-delay:.24s}.rv4{transition-delay:.36s}
/* セクション別の出現バリエーション(JSで自動付与) */
.rv.f-blur{transform:none;filter:blur(14px)}
.rv.f-blur.in{filter:blur(0)}
.rv.f-left{transform:translateX(-40px)}
.rv.f-left.in{transform:none}
.rv.f-clip{opacity:1;transform:none;clip-path:inset(0 100% 0 0)}
.rv.f-clip.in{clip-path:inset(0 -2% 0 0)}
.rv.f-rot{transform:perspective(900px) translate3d(130px,0,-170px) rotateY(-7deg);filter:blur(6px)}
.rv.f-rot.in{transform:none;filter:none}
.rv.f-zoom{transform:scale(.93);transform-origin:left center}
.rv.f-zoom.in{transform:none}

/* watermark */
.wm{position:absolute;left:0;top:64px;z-index:1;width:max-content;display:flex;will-change:transform;animation:wmloop 22s linear infinite;font-family:var(--en);font-weight:700;letter-spacing:.04em;paint-order:stroke fill;
  font-size:clamp(90px,14vw,220px);letter-spacing:.02em;line-height:1;color:#101216;
  -webkit-text-stroke:2px rgba(91,140,255,.20);pointer-events:none;user-select:none;white-space:nowrap}
@keyframes wmloop{from{transform:translateX(0)}to{transform:translateX(-100vw)}}
.wm b{flex:none;width:100vw;display:block;font-weight:inherit}
section{overflow:hidden}
#phase{overflow:visible}

/* brand */
.brand{max-width:760px;margin:0 auto;text-align:center}
.brand h2{margin-bottom:36px}
.brand p{color:var(--sub);margin-bottom:1.6em;text-align:left}
.brand strong{color:var(--ink);font-weight:500}
.grid-bg{background-image:linear-gradient(rgba(42,45,51,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(42,45,51,.5) 1px,transparent 1px);background-size:56px 56px}

/* ===== phase graph (centerpiece) ===== */
.graphbox{position:relative;border:1px solid var(--line);background:rgba(14,15,18,.55);backdrop-filter:blur(2px);padding:8px 8px 0}
.graphbox .ghead{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line)}
.graphbox .ghead .t{font-family:var(--mono);font-size:11px;color:var(--sub);letter-spacing:.14em}
.graphbox .ghead .dots{display:flex;gap:6px}
.graphbox .ghead .dots i{width:7px;height:7px;border-radius:50%;background:var(--line)}
.graphbox .ghead .dots i:first-child{background:var(--acc);box-shadow:0 0 8px rgba(91,140,255,.9);animation:blink 2s infinite}
@keyframes blink{50%{opacity:.3}}
#phasesvg{width:100%;height:auto;display:block}
.ring{transform-box:fill-box;transform-origin:center;opacity:0}
.ring.on{animation:ringA 2.2s ease-out infinite}
@keyframes ringA{0%{transform:scale(.4);opacity:.85}70%{transform:scale(2.6);opacity:0}100%{transform:scale(2.6);opacity:0}}
.phases{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-top:0}
.ph{border-top:1px solid var(--line);padding-top:20px;position:relative;transition:border-color .4s}
.ph::before{content:"";position:absolute;top:-1px;left:0;width:0;height:1px;background:var(--acc);transition:width .6s cubic-bezier(.2,.7,.2,1)}
.ph:hover::before{width:100%}
.ph .no{font-family:var(--mono);font-size:12px;color:var(--acc);display:block;margin-bottom:8px}
.ph .nm{font-size:16px;font-weight:700;display:block;margin-bottom:8px}
.ph p{font-size:13px;color:var(--sub);line-height:1.8}
.pnote{margin-top:48px;color:var(--sub);font-size:14px;text-align:center}
@media(max-width:900px){.phases{grid-template-columns:1fr;gap:0}.ph{padding:18px 0}}

/* now */
.now-sec{background:rgba(22,24,29,.72);backdrop-filter:blur(3px)}
.now ol{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:0 64px}
.now li{display:flex;gap:18px;align-items:baseline;border-bottom:1px solid var(--line);padding:22px 4px;position:relative;transition:padding-left .4s,opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1),filter .8s}
.now li:hover{padding-left:14px}
.now .idx{font-family:var(--mono);font-size:12px;color:var(--acc)}
.now .tx{font-size:16px;font-weight:500}
@media(max-width:760px){.now ol{grid-template-columns:1fr}}

/* operator view */
.op{max-width:820px;margin:0 auto}
.op blockquote{border-left:1px solid var(--acc);padding-left:36px;position:relative}
.op blockquote::before{content:"";position:absolute;left:-4px;top:0;width:7px;height:7px;border-radius:50%;background:var(--acc);box-shadow:0 0 14px rgba(91,140,255,.8)}
.op p{color:#B7B8B5;margin-bottom:1.7em;font-size:16.5px}
.op p.big{color:var(--ink);font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:2}
.op .three{margin-top:44px;font-size:14px;color:var(--sub);letter-spacing:.06em}
.op .more{margin-top:34px}
.tlink{font-family:var(--en);font-size:13px;letter-spacing:.14em;color:var(--acc);position:relative}
.tlink::after{content:"";position:absolute;left:0;bottom:-6px;width:100%;height:1px;background:var(--acc);transform:scaleX(0);transform-origin:left;transition:transform .4s}
.tlink:hover::after{transform:scaleX(1)}
/* 「←」の側は、矢印と同じ向き（右から左）へ線が伸びるようにする */
.tlink.back::after{transform-origin:right}

/* about the name showpiece */
.bigdef{margin:14px 0 30px}
.defrow{display:flex;align-items:baseline;gap:3vw;margin-bottom:6px}
.defrow .den{font-family:var(--en);font-weight:800;font-size:clamp(40px,6.5vw,96px);line-height:1.2;cursor:default;
  background:linear-gradient(100deg,#E9E9E6 0%,#E9E9E6 38%,var(--acc) 50%,#E9E9E6 62%,#E9E9E6 100%);
  background-size:230% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:sheen 5.5s linear infinite}
@keyframes sheen{0%{background-position:130% 0}100%{background-position:-130% 0}}
.defrow .deq{font-family:var(--mono);color:var(--acc);font-size:clamp(18px,2.2vw,30px);animation:blink 2.4s infinite}
.defrow .djp{font-size:clamp(20px,2.8vw,38px);font-weight:700}
.fillTx{font-size:clamp(19px,2.4vw,30px);font-weight:700;line-height:2;margin:44px 0 40px;max-width:980px}
.fillTx span{color:#3A3D44;transition:color .35s}
.fillTx span.on{color:var(--ink)}
.scrolltx span.lt{color:#33363D;transition:color .6s}
.scrolltx.lit span.lt{color:var(--ink)}
.scrolltx.soft.lit span.lt{color:#B7B8B5}
.scrolltx.soft.lit strong span.lt{color:var(--ink)}
#fillTx.lit span{color:var(--ink)}
/* about-in-top */
.cols3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:56px}
@media(max-width:820px){.cols3{grid-template-columns:1fr}}
.cols3 h3{font-size:16px;font-weight:700;margin-bottom:10px}
.cols3 p{font-size:13px;color:var(--sub);line-height:1.85}
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:34px}
.steps .st{border-top:1px solid var(--line);padding-top:14px;position:relative}
.steps .st::before{content:"";position:absolute;top:-1px;left:0;width:0;height:1px;background:var(--acc);transition:width .6s cubic-bezier(.2,.7,.2,1)}
.steps .st:hover::before{width:100%}
.steps .en{font-family:var(--en);font-size:13px;font-weight:700;color:var(--acc);display:block}
.steps .jp{font-size:12px;color:var(--sub)}
@media(max-width:820px){.steps{grid-template-columns:repeat(2,1fr)}}
.card .kv{margin-top:16px;border-top:1px dashed var(--line);padding-top:14px}
.card .kv div{display:flex;gap:12px;font-size:12px;color:var(--sub);padding:4px 0;line-height:1.7}
.card .kv b{color:var(--acc);font-family:var(--mono);font-size:10px;white-space:nowrap;font-weight:400;padding-top:3px}
/* stats: tachometer */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:34px;margin:34px 0 10px}
.tstat{text-align:center}
.tacho-wrap{position:relative;width:min(196px,80%);margin:0 auto 20px;padding:6px}
.tacho{width:100%;height:auto;display:block;overflow:visible}
.tacho .tk line{stroke:#3A3D44;stroke-width:2}
.tacho .tk line.maj{stroke:var(--sub);stroke-width:2.5}
.tacho .tk text{fill:#55585F;font-family:var(--mono);font-size:11px;text-anchor:middle;dominant-baseline:middle}
.tacho .arcbg{fill:none;stroke:#22242A;stroke-width:3}
.tacho .arcon{fill:none;stroke:var(--acc);stroke-width:3;filter:drop-shadow(0 0 6px rgba(91,140,255,.55))}
.tacho .ndl line{stroke:#E23B32;stroke-width:3;stroke-linecap:round;filter:drop-shadow(0 0 7px rgba(226,59,50,.85))}
.tacho .ndl line.tail{stroke-width:4}
.tacho .hub{fill:#16181D;stroke:#E23B32;stroke-width:2}
.tnum{position:absolute;left:0;right:0;bottom:24%;font-family:var(--en);font-weight:800;font-size:clamp(26px,3.1vw,40px);line-height:1;color:var(--ink);transition:color .35s,text-shadow .35s}
.tstat:hover .tnum,.tnum.counting{color:var(--acc);text-shadow:0 0 26px rgba(91,140,255,.75)}
.tlabel{display:block;font-size:14px;font-weight:500;color:var(--ink)}
.tsince{display:block;font-family:var(--mono);font-size:11px;color:var(--sub);margin-top:4px;letter-spacing:.08em}
@media(max-width:760px){.stats{grid-template-columns:repeat(3,1fr);gap:10px}.tacho-wrap{width:100%;padding:2px;margin-bottom:10px}.tnum{font-size:19px;bottom:26%}.tlabel{font-size:11px}.tsince{font-size:9px;letter-spacing:.02em}}
.statnote{margin:26px 0 0;font-size:13px;color:var(--sub);text-align:center;opacity:0;transform:translateY(14px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.statnote.in{opacity:1;transform:none}
/* company */
.cgrid{display:grid;grid-template-columns:1fr 1.5fr;gap:70px;align-items:center}
.clogo{text-align:center}
.clogo img{width:min(300px,62%);filter:drop-shadow(0 0 46px rgba(91,140,255,.3));animation:floaty 7s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0) rotate(-1.5deg)}50%{transform:translateY(-16px) rotate(1.5deg)}}
.clogo .cwm{display:block;font-family:var(--en);font-weight:800;font-size:clamp(22px,2.4vw,30px);letter-spacing:.06em;margin-top:24px;text-shadow:0 0 34px rgba(91,140,255,.55)}
.clogo .csub{display:block;font-size:12px;color:var(--sub);margin-top:8px;text-shadow:0 0 22px rgba(91,140,255,.35)}
.cinfo>div{display:grid;grid-template-columns:130px 1fr;gap:20px;border-bottom:1px solid var(--line);padding:22px 4px;transition:padding-left .4s,background .4s}
.cinfo>div:hover{padding-left:14px;background:rgba(91,140,255,.05)}
.cinfo dt{font-family:var(--mono);font-size:12px;color:var(--acc);padding-top:3px}
.cinfo dd{font-size:15px;color:var(--ink)}
@media(max-width:860px){.cgrid{grid-template-columns:1fr;gap:48px}.cinfo>div{grid-template-columns:110px 1fr}}
/* h2 char reveal */
section h2 .ch{display:inline-block;opacity:0;transform:translateY(.55em) rotate(5deg);transition:opacity .5s cubic-bezier(.2,.7,.2,1),transform .5s cubic-bezier(.2,.7,.2,1)}
h2.rv.in .ch{opacity:1;transform:none}
/* hover FXパック */
.now li{position:relative;overflow:hidden}
.now li::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(91,140,255,.09),transparent 60%);transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.now li:hover::before{transform:scaleX(1)}
.now .idx{display:inline-block;transition:transform .5s cubic-bezier(.2,.7,.2,1),color .3s}
.now li:hover .idx{transform:rotate(360deg) scale(1.3);color:#fff}
.ph .no{transition:.35s;display:inline-block}
.ph:hover .no{letter-spacing:.15em;text-shadow:0 0 14px rgba(91,140,255,.9)}
.ph:hover .nm{color:var(--acc)}
.ph .nm{transition:color .35s}
.svc .en{display:inline-block;transition:transform .4s,color .3s}
.svc li:hover .en{transform:translateX(8px);color:var(--acc)}
.svc .rng{transition:.3s}
.svc li:hover .rng{text-shadow:0 0 12px rgba(91,140,255,1);animation:blink 1.2s infinite}
.card .ph-mini path:first-of-type + path, .card .ph-mini > path:nth-of-type(1){}
.card:hover .ph-mini path[stroke="#5B8CFF"]{stroke-dasharray:300;animation:redraw .9s cubic-bezier(.2,.7,.2,1) forwards}
@keyframes redraw{from{stroke-dashoffset:300}to{stroke-dashoffset:0}}
.lj .st{transition:.3s}
.lj li:hover .st{background:var(--acc);color:#0E0F12;border-color:var(--acc)}
.lj .ti{transition:color .3s}
.lj li:hover .ti{color:var(--acc)}
.news .tag{transition:.3s}
.news li:hover .tag{background:var(--acc);color:#0E0F12;border-color:var(--acc)}
.news .ti{transition:color .3s}
.news li:hover .ti{color:var(--acc)}
.steps .st:hover .en{text-shadow:0 0 14px rgba(91,140,255,.9)}
.steps .st .en{transition:.35s}
.cols3 h3{transition:color .3s}
.cols3 > div:hover h3{color:var(--acc)}
.eyebrow{cursor:default}
/* embedded form */
.cform{max-width:760px;margin:44px auto 0;text-align:left;display:grid;gap:26px}
.fi label{display:block;font-size:13px;font-weight:500;margin-bottom:8px}
.fi .req{font-family:var(--mono);font-size:10px;color:var(--acc);border:1px solid #2C3A5C;border-radius:3px;padding:1px 6px;margin-left:8px;vertical-align:1px}
.fi .opt{font-family:var(--mono);font-size:10px;color:var(--sub);border:1px solid var(--line);border-radius:3px;padding:1px 6px;margin-left:8px;vertical-align:1px}
.cform input,.cform select,.cform textarea{width:100%;background:rgba(22,24,29,.9);border:1px solid var(--line);color:var(--ink);font-family:var(--sans);font-size:15px;padding:13px 16px;border-radius:4px;transition:border-color .3s,box-shadow .3s;appearance:none}
.cform textarea{min-height:150px;resize:vertical}
.cform input:focus,.cform select:focus,.cform textarea:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px rgba(91,140,255,.15)}
.cform input::placeholder,.cform textarea::placeholder{color:#55585F}
.cform details{border:1px solid var(--line);border-radius:4px;background:rgba(22,24,29,.5)}
.cform summary{cursor:pointer;padding:16px 20px;font-size:13px;color:var(--sub);letter-spacing:.06em;list-style:none;display:flex;align-items:center;gap:10px}
.cform summary::before{content:"+";font-family:var(--mono);color:var(--acc)}
.cform details[open] summary::before{content:"−"}
.cform details .inner{padding:6px 20px 24px;display:grid;gap:22px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media(max-width:640px){.grid2{grid-template-columns:1fr}}
.submit{margin-top:8px;text-align:center}
.fillsubmit{background:var(--ink);color:#0E0F12;border-color:var(--ink);cursor:pointer;padding:15px 60px;font-weight:500}
.fillsubmit:hover{background:var(--acc);border-color:var(--acc);color:#fff}
.dummy{margin-top:16px;font-family:var(--mono);font-size:11px;color:#55585F}
.pplink{font-size:12px;color:var(--sub);text-decoration:underline;cursor:pointer;background:none;border:none;font-family:var(--sans)}
/* v15 dynamics */
.scrolltx,#fillTx{opacity:0;transform:translateY(24px);transition:opacity .5s cubic-bezier(.2,.7,.2,1),transform .5s cubic-bezier(.2,.7,.2,1)}
.scrolltx.show,#fillTx.show{opacity:1;transform:none}
.scrolltx.fast .lt,#fillTx.fast .lt{transition-delay:0s !important;transition-duration:.2s !important}
.steps .st{opacity:0;transform:translateY(20px);transition:opacity .5s,transform .5s}
.steps.in .st{opacity:1;transform:none}
.steps.in .st:nth-child(2){transition-delay:.12s}.steps.in .st:nth-child(3){transition-delay:.24s}
.steps.in .st:nth-child(4){transition-delay:.36s}.steps.in .st:nth-child(5){transition-delay:.48s}.steps.in .st:nth-child(6){transition-delay:.6s}
/* PHASE 01-05: 強い出現(スライド+バーが走る) */
.ph.rv{opacity:0;transform:translateY(48px)}
.ph.rv.in{opacity:1;transform:none}
.ph.rv.in::before{animation:phsweep 1.1s .15s cubic-bezier(.2,.7,.2,1)}
@keyframes phsweep{0%{width:0}55%{width:100%}100%{width:0}}
/* NOW: Servicesと同じ右奥スライド+番号スピン */
.now li.rv{opacity:0;transform:perspective(900px) translate3d(120px,0,-150px) rotateY(-6deg);filter:blur(6px)}
.now li.rv.in{opacity:1;transform:none;filter:none}
.now li.rv.in .idx{animation:idxspin .7s .15s both}
@keyframes idxspin{from{transform:rotate(-200deg) scale(.3);opacity:0}to{transform:none;opacity:1}}
/* SERVICES: 右奥から順次スライド */
.svc li.rv{opacity:0;transform:perspective(900px) translate3d(120px,0,-150px) rotateY(-6deg);filter:blur(6px)}
.svc li.rv.in{opacity:1;transform:none;filter:none}
.svc li.rv.in .rng{animation:rngpop .55s .35s both}
@keyframes rngpop{from{transform:scale(.4);opacity:0}60%{transform:scale(1.15)}to{transform:none;opacity:1}}
/* privacy modal */
.ppov{position:fixed;inset:0;background:rgba(10,11,13,.82);backdrop-filter:blur(5px);z-index:90;display:none;align-items:center;justify-content:center;padding:24px}
.ppov.open{display:flex}
.ppbox{background:var(--bg2);border:1px solid var(--line);max-width:680px;width:100%;max-height:80vh;overflow:auto;padding:44px 40px;position:relative}
.ppbox h3{font-size:18px;font-weight:700;margin-bottom:20px}
.ppbox h4{font-size:14px;font-weight:700;margin:26px 0 8px}
.ppbox p{font-size:13px;color:var(--sub);line-height:1.9}
.ppclose{position:absolute;top:12px;right:16px;font-family:var(--mono);font-size:13px;color:var(--sub);background:none;border:none;cursor:pointer;padding:6px}
.ppclose:hover{color:var(--ink)}

/* projects */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:rgba(22,24,29,.85);border:1px solid var(--line);padding:30px 28px 26px;position:relative;overflow:hidden;transition:transform .45s cubic-bezier(.2,.7,.2,1),border-color .45s,box-shadow .45s,opacity .7s cubic-bezier(.2,.7,.2,1),filter .7s}
.card::before{content:"";position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,transparent,var(--acc),transparent);opacity:0;transition:opacity .45s}
.card:hover{transform:translateY(-8px);border-color:#3A4356;box-shadow:0 18px 44px rgba(0,0,0,.45)}
.card:hover::before{opacity:1}
.card .corner{position:absolute;top:10px;right:12px;font-family:var(--mono);font-size:10px;color:var(--line);transition:color .45s}
.card:hover .corner{color:var(--acc)}
.card .ph-mini{margin:0 0 22px}
.card h3{font-size:16px;font-weight:700;line-height:1.8;margin-bottom:14px;min-height:4.5em}
.card .meta{font-family:var(--mono);font-size:11px;color:var(--sub);display:block;margin-bottom:10px}
.card p{font-size:13px;color:var(--sub);line-height:1.85}
.secfoot{margin-top:44px;text-align:left}
@media(max-width:900px){.cards{grid-template-columns:1fr}.card h3{min-height:0}}

/* services */
.svc-sec{background:rgba(22,24,29,.72);backdrop-filter:blur(3px)}
.svc{list-style:none}
.svc li{display:grid;grid-template-columns:230px 1fr 140px;gap:24px;align-items:center;border-bottom:1px solid var(--line);padding:26px 4px;transition:background .35s,padding-left .4s,opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1),filter .8s}
.svc li:hover{background:rgba(91,140,255,.045);padding-left:14px}
.svc .en{font-family:var(--en);font-size:15px;font-weight:500;letter-spacing:.05em}
.svc .jp{font-size:13px;color:var(--sub)}
.svc .rng{font-family:var(--mono);font-size:11px;color:var(--acc);text-align:right}
@media(max-width:760px){.svc li{grid-template-columns:1fr;gap:6px}.svc .rng{text-align:left}}

/* lab journal */
.lj{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.lj h3{font-family:var(--en);font-size:14px;letter-spacing:.2em;margin-bottom:10px}
.lj p.lead{font-size:13px;color:var(--sub);margin-bottom:26px}
.lj ul{list-style:none}
.lj li{border-bottom:1px solid var(--line);padding:18px 2px;transition:padding-left .4s}
.lj li:hover{padding-left:10px}
.lj .row1{display:flex;gap:12px;align-items:center;margin-bottom:6px}
.lj .st{font-family:var(--mono);font-size:10px;color:var(--acc);border:1px solid #2C3A5C;border-radius:3px;padding:1px 7px;white-space:nowrap}
.lj .st.g{color:#3DDC97;border-color:#1F4A3A}
.lj .dt{font-family:var(--mono);font-size:10px;color:var(--sub)}
.lj .cat{font-family:var(--mono);font-size:10px;color:var(--sub)}
.lj .ti{font-size:14px;line-height:1.7}
@media(max-width:860px){.lj{grid-template-columns:1fr;gap:56px}}

/* guide */
.gcards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:900px){.gcards{grid-template-columns:1fr}}
.gcard{display:block;background:rgba(22,24,29,.85);border:1px solid var(--line);padding:32px 28px 26px;position:relative;overflow:hidden;transition:transform .45s cubic-bezier(.2,.7,.2,1),border-color .45s,box-shadow .45s,opacity .7s,filter .7s}
.gcard::before{content:"";position:absolute;left:0;top:0;width:2px;height:0;background:var(--acc);transition:height .5s cubic-bezier(.2,.7,.2,1)}
.gcard:hover{transform:translateY(-8px);border-color:#3A4356;box-shadow:0 18px 44px rgba(0,0,0,.45)}
.gcard:hover::before{height:100%}
.gno{font-family:var(--mono);font-size:10px;color:var(--acc);letter-spacing:.14em;display:block;margin-bottom:18px}
.gcat{font-size:11px;color:var(--sub);border:1px solid var(--line);border-radius:3px;padding:2px 10px;display:inline-block;margin-bottom:14px}
.gcard h3{font-size:16px;font-weight:700;line-height:1.75;margin-bottom:14px;min-height:3.5em;transition:color .3s}
.gcard:hover h3{color:var(--acc)}
.gcard p{font-size:13px;color:var(--sub);line-height:1.85;margin-bottom:22px}
.gmore{font-family:var(--en);font-size:12px;letter-spacing:.14em;color:var(--acc)}
@media(max-width:900px){.gcard h3{min-height:0}}
/* info */
.ib{margin-bottom:80px}
.ibh{font-family:var(--en);font-size:15px;font-weight:700;letter-spacing:.2em;color:var(--acc);display:flex;gap:16px;align-items:baseline;margin-bottom:16px}
.ibh span{font-family:var(--sans);font-size:12px;font-weight:400;color:var(--sub);letter-spacing:.06em}
.ibh::after{content:"";flex:1;height:1px;background:var(--line);align-self:center}
/* news */
.news-sec{padding:110px 0}
.news{list-style:none;max-width:860px}
.news li{display:grid;grid-template-columns:110px 92px 1fr;gap:20px;align-items:baseline;border-bottom:1px solid var(--line);padding:20px 4px;transition:padding-left .4s}
.news li:hover{padding-left:12px}
.news .dt{font-family:var(--mono);font-size:12px;color:var(--sub)}
.news .tag{font-family:var(--mono);font-size:10px;color:var(--acc);border:1px solid #2C3A5C;border-radius:3px;padding:1px 8px;text-align:center;white-space:nowrap}
.news .ti{font-size:14px}
/* 一覧はタイトルだけだと判断できないので、本文の冒頭を2行まで添える */
.news .tw{display:block}
.news .ti{display:block}
.news .ex{color:var(--sub);font-size:12.5px;line-height:1.75;margin-top:7px;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.news li:hover .ex{color:#B4B7BC}
@media(max-width:640px){.news li{grid-template-columns:1fr;gap:6px}
  .news .ex{-webkit-line-clamp:3}}

/* contact */
.contact{text-align:center}
.contact p{color:var(--sub);max-width:560px;margin:0 auto 40px}

/* footer */
footer{border-top:1px solid var(--line);padding:80px 0 42px;overflow:hidden;background:rgba(14,15,18,.85)}
.biglogo-band{overflow:hidden;width:100vw;position:relative;left:50%;transform:translateX(-50%);margin-bottom:56px;user-select:none}
.biglogo-in{display:flex;width:max-content;animation:wmloop 18s linear infinite;will-change:transform}
.blu{flex:none;width:100vw;display:flex;align-items:center;gap:4vw}
.biglogo-in span{font-family:var(--en);font-weight:800;font-size:11vw;line-height:1;color:rgba(233,233,230,.07);white-space:nowrap}
.biglogo-in img{width:8vw;height:8vw;opacity:.3;flex-shrink:0}
#footline{display:block;width:100%;height:24px;margin-bottom:40px}
.fgrid{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
.fnav{display:flex;gap:22px;flex-wrap:wrap}
.fnav a{font-family:var(--en);font-size:11px;letter-spacing:.16em;color:var(--sub)}
.fnav a:hover{color:var(--ink)}
.copy{font-family:var(--en);font-size:11px;color:var(--sub);letter-spacing:.1em}
.fplain{background:none;border:none;cursor:pointer;font-family:var(--en);font-size:11px;letter-spacing:.16em;color:var(--sub);padding:0;transition:color .3s}
.fplain:hover{color:var(--ink)}
.skip{position:fixed;left:8px;top:8px;z-index:99;background:var(--acc);color:#0E0F12;padding:9px 16px;border-radius:4px;font-size:13px;transform:translateY(-300%);transition:transform .2s}
.skip:focus{transform:none}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01s!important;transition-duration:.01s!important}
  .rv{opacity:1;transform:none}
  h1 .l,.hero p.sub,.hero .cta,.coords{opacity:1;transform:none;animation:none}
  .tick-in,.scan{animation:none}
}

/* ============================================================
   記事系ページ（.pg-article）
   正本: deliverables/06_design-post.html
   ============================================================ */
.pg-article .artmain{position:relative;z-index:2;max-width:1180px;margin:0 auto;padding:180px 32px 120px}
.pg-article .pgrid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:70px;align-items:start}
.pg-article .side{position:sticky;top:110px;display:grid;gap:40px}
.pg-article .sb h4{font-family:var(--en);font-size:11px;letter-spacing:.22em;color:var(--sub);margin-bottom:14px;display:flex;gap:12px;align-items:center;font-weight:500}
.pg-article .sb h4::after{content:"";flex:1;height:1px;background:var(--line)}
.pg-article .sb ul{list-style:none;margin:0;padding:0}
.pg-article .sb li{border-bottom:1px solid var(--line)}
.pg-article .sb li a{display:flex;justify-content:space-between;gap:10px;padding:11px 2px;font-size:13px;color:var(--sub);transition:color .3s,padding-left .3s}
.pg-article .sb li a:hover{color:var(--acc);padding-left:8px}
.pg-article .sb .cnt{font-family:var(--mono);font-size:11px;color:#55585F}
.pg-article .tagcloud{display:flex;flex-wrap:wrap;gap:8px}
.pg-article .tagcloud a{font-family:var(--mono);font-size:11px;color:var(--sub);border:1px solid var(--line);border-radius:3px;padding:3px 10px;transition:.3s}
.pg-article .tagcloud a:hover{color:var(--acc);border-color:var(--acc);box-shadow:0 0 12px rgba(91,140,255,.25)}
.pg-article .sb .rc{font-size:13px;line-height:1.7}
.pg-article .sb .rc .d{font-family:var(--mono);font-size:10px;color:#55585F;display:block}
.pg-article .meta{display:flex;gap:14px;align-items:center;margin-bottom:26px}
.pg-article .meta .tag{font-family:var(--mono);font-size:11px;color:var(--acc);border:1px solid #2C3A5C;border-radius:3px;padding:2px 10px}
.pg-article .meta .dt{font-family:var(--mono);font-size:12px;color:var(--sub)}
.pg-article h1{font-size:clamp(26px,4vw,40px);font-weight:700;line-height:1.7;letter-spacing:.03em;margin:0 0 18px}
.pg-article .listtitle{font-size:clamp(22px,3vw,32px);margin-bottom:40px}
.pg-article .lead{color:var(--sub);font-size:15px;margin-bottom:64px;border-left:1px solid var(--acc);padding-left:20px}
.pg-article article{line-height:2}
.pg-article article h2{font-size:clamp(19px,2.4vw,26px);font-weight:700;line-height:1.8;margin:64px 0 20px;position:relative;padding-left:22px}
.pg-article article h2::before{content:"";position:absolute;left:0;top:.65em;width:10px;height:10px;border-radius:50%;background:var(--acc);box-shadow:0 0 12px rgba(91,140,255,.9)}
.pg-article article h3{font-size:17px;font-weight:700;margin:40px 0 14px}
.pg-article article p{color:#C6C7C4;margin-bottom:1.7em}
.pg-article article strong{color:var(--ink);font-weight:700}
.pg-article article a{color:var(--acc);text-decoration:underline}
.pg-article article ul,.pg-article article ol{color:#C6C7C4;margin:0 0 1.7em 1.4em}
.pg-article article img{max-width:100%;height:auto;display:block}
/* 説明図は白地で作っている（印刷を考慮）。暗い本文の中で浮きすぎないよう
   細い枠と余白で「1枚の資料」として置く */
.pg-article article figure{margin:44px 0}
.pg-article article .wp-block-image img{border:1px solid var(--line)}
.pg-article article figcaption{font-family:var(--mono);font-size:11px;color:var(--sub);
  letter-spacing:.06em;margin-top:12px;text-align:right}
.pg-article article blockquote{border-left:1px solid var(--acc);padding-left:20px;color:var(--sub);margin:0 0 1.7em}
.pg-article article table{width:100%;border-collapse:collapse;font-size:13.5px;margin:28px 0 36px}
.pg-article article th,.pg-article article td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
.pg-article article th{font-family:var(--mono);font-size:11px;color:var(--acc);font-weight:400;letter-spacing:.08em;background:rgba(22,24,29,.8)}
.pg-article article td{color:var(--sub)}
.pg-article .foot-nav{display:flex;justify-content:space-between;gap:16px;margin-top:80px;flex-wrap:wrap}
.pg-article .foot-nav a{font-family:var(--en);font-size:13px;letter-spacing:.14em;color:var(--acc)}
.pg-article .cta{margin-top:70px;border:1px solid var(--line);background:rgba(22,24,29,.8);padding:34px 30px;text-align:center}
.pg-article .cta p{color:var(--sub);font-size:14px;margin-bottom:20px}
.pg-article .listnews li{list-style:none}
.pg-article .err404{position:relative;z-index:2;min-height:70vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:160px 32px 80px}
.pg-article .err404 .e-code{font-family:var(--en);font-weight:800;font-size:clamp(80px,16vw,180px);line-height:1;color:transparent;-webkit-text-stroke:2px rgba(91,140,255,.4);margin-bottom:20px}
.pg-article .err404 h1{font-size:clamp(20px,2.6vw,30px)}
.pg-article .err404 .e-lead{color:var(--sub);font-size:14px;margin:14px 0 34px}
@media(max-width:960px){.pg-article .pgrid{grid-template-columns:1fr}.pg-article .side{position:static}}

/* ==================================================================
 * 演出の追加（2026-07-27 代表指示）
 * ================================================================== */

/* ==================================================================
 * GUIDEカード: アイキャッチ付き ＋ 右下の角がめくれる（ドッグイヤー）
 * ================================================================== */
.gcard{padding:0;overflow:hidden;transform-origin:left center}
.gcard .gimg{display:block;position:relative;aspect-ratio:16/9;overflow:hidden;
  background:#12141A;border-bottom:1px solid var(--line)}
.gcard .gth{display:block;width:100%;height:100%;object-fit:cover;
  transition:scale .8s cubic-bezier(.2,.7,.2,1),filter .6s;
  filter:saturate(.9) brightness(.86)}
.gcard .gth-alt{object-fit:fill;padding:14px 10px;background:
  linear-gradient(180deg,rgba(91,140,255,.06),transparent 70%),
  repeating-linear-gradient(90deg,rgba(255,255,255,.022) 0 1px,transparent 1px 44px)}
.gcard:hover .gth{scale:1.06;filter:saturate(1) brightness(1)}
.gcard .gimg::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 55%,rgba(14,15,18,.55));transition:opacity .5s}
.gcard:hover .gimg::after{opacity:.5}
.gcard .gbody{display:block;padding:26px 28px 24px}
.gcard .gno{margin-bottom:14px}

/* 右下の角がめくれて、紙の裏と下の余白が覗く */
.gcard::after{content:"";position:absolute;right:0;bottom:0;width:0;height:0;
  border-style:solid;border-width:0 0 0 0;
  border-color:transparent transparent transparent transparent;
  transition:border-width .5s cubic-bezier(.2,.7,.2,1);pointer-events:none;z-index:3}
.gcard:hover::after{border-width:0 0 38px 38px;
  border-color:transparent transparent #363B47 var(--bg)}
/* めくれた紙が落とす影 */
.gcard::before{z-index:4}
.gcard:hover{transform:translateY(-8px);border-color:#3A4356;
  box-shadow:0 18px 44px rgba(0,0,0,.5)}
@media(prefers-reduced-motion:reduce){
  .gcard:hover{transform:none}
  .gcard:hover::after{border-width:0}
  .gcard:hover .gth{scale:1}}

/* 会社概要ロゴ: 元の浮遊感を残しつつ、回転はやめて呼吸（拡縮＋光の強弱）を重ねる
   translate と scale を別プロパティに分けているので、周期の違う2つの
   アニメーションを同時にかけられる（transformで書くと片方が上書きされる） */
.clogo img{
  filter:none;
  animation:pgFloatY 7s ease-in-out infinite,
            pgBreathS 4.6s ease-in-out infinite}
@keyframes pgFloatY{0%,100%{translate:0 0}50%{translate:0 -16px}}
@keyframes pgBreathS{
  0%,100%{scale:1;filter:drop-shadow(0 0 38px rgba(91,140,255,.24))}
  50%{scale:1.04;filter:drop-shadow(0 0 64px rgba(91,140,255,.46))}}

/* ロゴ下のワードマークとタグラインも同じ周期で呼吸させる（少しずつ遅らせる） */
.clogo .cwm{animation:pgBreathWm 4.6s ease-in-out infinite;animation-delay:.25s}
.clogo .csub{animation:pgBreathSub 4.6s ease-in-out infinite;animation-delay:.5s}
@keyframes pgBreathWm{
  0%,100%{text-shadow:0 0 28px rgba(91,140,255,.42)}
  50%{text-shadow:0 0 48px rgba(91,140,255,.8)}}
@keyframes pgBreathSub{
  0%,100%{text-shadow:0 0 18px rgba(91,140,255,.28);color:var(--sub)}
  50%{text-shadow:0 0 34px rgba(91,140,255,.55);color:#B4B7BC}}

@media(prefers-reduced-motion:reduce){
  .clogo img,.clogo .cwm,.clogo .csub{animation:none}
  .clogo img{filter:drop-shadow(0 0 46px rgba(91,140,255,.3))}}

/* 記事ページの見出し: TOPと同じ文字スイープ（左から順に点灯） */
.pg-article .swp span.lt{color:#33363D;transition:color .55s}
.pg-article .swp.lit span.lt{color:var(--ink)}
.pg-article article h2.swp.lit span.lt{color:var(--ink)}

/* 404: 数字は外側の縁だけ（塗りで内側の重なり線を隠す。縁文字と同じ手法）
   字送りを広げて数字どうしも重ねない */
.pg-article .err404 .e-code{
  color:var(--bg);
  -webkit-text-stroke:1.5px rgba(91,140,255,.5);
  paint-order:stroke fill;
  letter-spacing:.1em;
  padding-right:.1em}

/* 404: 迷子のノードが座標平面をさまよう */
.err404 .e-code{position:relative;display:inline-block}
.err404 .e-code .lost{position:absolute;width:11px;height:11px;border-radius:50%;
  background:var(--acc);box-shadow:0 0 16px rgba(91,140,255,.95);
  left:50%;top:50%;margin:-5.5px 0 0 -5.5px;animation:pgLost 7s ease-in-out infinite}
.err404 .e-code .lost::after{content:"";position:absolute;inset:-9px;border-radius:50%;
  border:1px solid rgba(91,140,255,.55);animation:pgLostRing 2.2s ease-out infinite}
@keyframes pgLost{
  0%{transform:translate(-120px,26px)}
  22%{transform:translate(58px,-34px)}
  46%{transform:translate(128px,30px)}
  68%{transform:translate(-42px,40px)}
  86%{transform:translate(-96px,-24px)}
  100%{transform:translate(-120px,26px)}}
@keyframes pgLostRing{0%{transform:scale(.6);opacity:.9}100%{transform:scale(2.1);opacity:0}}
@media(prefers-reduced-motion:reduce){.err404 .e-code .lost,.err404 .e-code .lost::after{animation:none}}

/* ヘッダーのロゴ: 固定せずゆっくり浮遊。ホバーで光り、クリックで先頭へ
   float は translate、ホバーは scale と別プロパティに分けて両立させている */
.logo{cursor:pointer}
.logo img{animation:pgLogoFloat 5.5s ease-in-out infinite;
  transition:scale .45s cubic-bezier(.3,1.6,.4,1),filter .45s}
@keyframes pgLogoFloat{0%,100%{translate:0 0}50%{translate:0 -4px}}
.logo:hover img{scale:1.14;filter:drop-shadow(0 0 15px rgba(91,140,255,.95))}
.logo .ll{display:inline-block;font-style:normal;
  transition:transform .32s cubic-bezier(.3,1.8,.4,1),color .3s,text-shadow .3s}
.logo:hover .ll{transform:translateY(-4px);color:var(--acc);text-shadow:0 0 18px rgba(91,140,255,.7)}
.logo:focus-visible{outline:1px solid var(--acc);outline-offset:6px}
@media(prefers-reduced-motion:reduce){
  .logo img{animation:none}
  .logo:hover img{scale:1}
  .logo:hover .ll{transform:none}}

/* 一覧へのリンクはボタンとして見せる（テキストリンクだと気付かれない）
   .secfoot 内の .tlink だけをボタン化し、記事下のprev/nextは従来のまま */
.secfoot .tlink{display:inline-flex;align-items:center;gap:12px;
  border:1px solid var(--line);border-radius:999px;padding:13px 28px;
  color:var(--ink);letter-spacing:.14em;
  transition:border-color .35s,color .35s,box-shadow .35s,background .35s}
.secfoot .tlink::after{content:none}
.secfoot .tlink::before{content:"";width:22px;height:1px;background:var(--acc);
  transition:width .35s cubic-bezier(.2,.7,.2,1)}
.secfoot .tlink:hover{border-color:var(--acc);color:var(--acc);
  background:rgba(91,140,255,.06);box-shadow:0 0 24px rgba(91,140,255,.16)}
.secfoot .tlink:hover::before{width:34px}

/* INFOとGUIDEは続きの内容なので、間の余白を詰める（既定は170px×2） */
#info{padding-bottom:96px}
#guide{padding-top:96px}

/* プライバシーポリシー モーダル: 固定ページ本文（h2/ul）を読み込むため、
   セクション見出しの巨大なスタイルを引き継がないよう上書きする */
.ppbox h2{font-size:14px;font-weight:700;line-height:1.7;letter-spacing:.02em;
  margin:30px 0 10px;padding-left:12px;position:relative;color:var(--ink)}
.ppbox h2::before{content:"";position:absolute;left:0;top:.45em;
  width:3px;height:1em;background:var(--acc)}
.ppbox h2 .ch{display:inline;transition:none;opacity:1;transform:none}
.ppbox h2:first-of-type{margin-top:22px}
.ppbox ul{margin:8px 0 8px 20px}
.ppbox li{font-size:13px;color:var(--sub);line-height:1.9}
.ppbox p + p{margin-top:12px}
.ppbox p:last-child{margin-bottom:0}