/*
Theme Name: ai TRADING v2
Theme URI: https://ai-trading-japan.com/
Author: ai TRADING
Author URI: https://ai-trading-japan.com/
Description: 【新デザイン】株式会社 ai TRADING コーポレートサイト。白基調×明朝、差し色に赤のミニマル・エディトリアル設計（1ページ・レスポンシブ）。
Version: 2.1.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: aitrading
*/

/* ===================================================================
   0. TOKENS
   =================================================================== */
:root{
  --ink:#282823;          /* 文字・見出し */
  --ink-2:#5b5b55;        /* 本文 */
  --ink-3:#8b8b84;        /* 補助 */
  --gray:#a5a8b8;
  --line:#e4e4df;
  --line-2:#f0f0ec;
  --paper:#ffffff;        /* 主役 */
  --paper-2:#f7f7f4;      /* 交互に敷く極薄 */
  --accent:#c0122e;       /* 差し色 */
  --accent-dark:#9d0e25;

  --jp:YakuHanMP,"Zen Old Mincho","Hiragino Mincho ProN","Yu Mincho",YuMincho,"MS PMincho",serif;
  --en:"DM Sans","Helvetica Neue",Arial,sans-serif;

  --pad:clamp(20px,4.5vw,72px);
  --sec:clamp(48px,4.6vw,74px);
  --max:1280px;
  --ease:cubic-bezier(.16,1,.3,1);
}

/* ===================================================================
   1. RESET
   =================================================================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;overflow-x:clip;}
@media (min-width:1025px) and (min-height:760px) and (prefers-reduced-motion:no-preference){
  html{scroll-snap-type:y mandatory;}
  .hero,.sec,.ft{scroll-snap-align:start;scroll-snap-stop:normal;}
}
body{
  background:var(--paper);color:var(--ink);
  font-family:var(--jp);font-weight:400;line-height:1.9;letter-spacing:.04em;
  overflow-x:clip;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
li{list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
::selection{background:var(--accent);color:#fff;}

/* ===================================================================
   2. 共通パーツ
   =================================================================== */
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad);}
.wrap--narrow{max-width:1040px;}
.sec{padding:var(--sec) 0;scroll-margin-top:86px;
  min-height:100svh;display:flex;flex-direction:column;justify-content:center;}
.sec > .wrap{width:100%;}
.hero{scroll-margin-top:0;}
.sec--tint{background:var(--paper-2);}

/* セクション見出し：赤の小さな和文ラベル＋巨大英字 */
.shead{margin-bottom:clamp(28px,3.6vw,52px);}
.shead__jp{
  display:flex;align-items:center;gap:12px;
  font-size:13px;letter-spacing:.2em;color:var(--accent);margin-bottom:10px;
}
.shead__jp::before{content:"";width:22px;height:1px;background:var(--accent);flex:none;}
.shead__en{
  display:block;font-family:var(--en);font-weight:700;
  font-size:clamp(42px,6.4vw,96px);line-height:.94;letter-spacing:-.025em;color:var(--ink);
}
.shead--center{text-align:center;}
.shead--center .shead__jp{justify-content:center;}
.shead--center .shead__jp::after{content:"";width:22px;height:1px;background:var(--accent);flex:none;}

/* 円形の矢印ボタン */
.cbtn{display:inline-flex;align-items:center;gap:16px;font-family:var(--en);
  font-size:12px;letter-spacing:.14em;color:var(--ink);}
.cbtn__circle{
  width:52px;height:52px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;position:relative;overflow:hidden;flex:none;
  transition:border-color .5s var(--ease);
}
.cbtn__circle::before{content:"";position:absolute;inset:0;border-radius:50%;
  background:var(--accent);transform:scale(0);transition:transform .5s var(--ease);}
.cbtn__circle svg{position:relative;z-index:1;width:16px;height:16px;
  stroke:var(--accent);fill:none;transition:stroke .4s var(--ease);}
.cbtn:hover .cbtn__circle::before,
a:hover > .cbtn__circle::before,
.svc__row:hover .cbtn__circle::before{transform:scale(1);}
.cbtn:hover .cbtn__circle,
.svc__row:hover .cbtn__circle{border-color:var(--accent);}
.cbtn:hover .cbtn__circle svg,
.svc__row:hover .cbtn__circle svg{stroke:#fff;}

/* 塗りボタン（赤） */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;
  background:var(--accent);color:#fff;font-size:14px;letter-spacing:.1em;
  padding:17px 44px;position:relative;overflow:hidden;transition:background .4s var(--ease);}
.btn:hover{background:var(--accent-dark);}

/* タグチップ */
.chip{display:inline-block;font-size:11.5px;letter-spacing:.08em;color:var(--ink-3);
  border:1px solid var(--line);padding:4px 12px;line-height:1.5;}

.lead{font-size:15.5px;line-height:2.25;color:var(--ink-2);}
.pc-br{display:inline;}

/* 日本語の折り返しを文節単位に（語の途中で割れるのを防ぐ／未対応ブラウザは通常動作） */
p,dd,.lead,.svc__ttl,.ab__ttl,.wd__ttl,.msg__ttl,.ct__ttl,.net__big,.grp__main h3{
  word-break:auto-phrase;line-break:strict;}

/* スクロール出現 */
[data-reveal]{opacity:0;transform:translateY(30px);}
[data-reveal].is-in{opacity:1;transform:none;
  transition:opacity 1s var(--ease),transform 1s var(--ease);}
[data-reveal][data-delay="1"].is-in{transition-delay:.09s;}
[data-reveal][data-delay="2"].is-in{transition-delay:.18s;}

/* ===================================================================
   3. ローディング / ストーカー / 進捗
   =================================================================== */
#intro{position:fixed;inset:0;z-index:9999;background:var(--paper);
  display:grid;place-items:center;animation:introOut .9s var(--ease) 1.3s forwards;}
#intro img{height:64px;width:auto;animation:introLogo 1.1s var(--ease) both;}
@keyframes introLogo{0%{opacity:0;transform:translateY(12px)}55%{opacity:1;transform:none}100%{opacity:1}}
@keyframes introOut{to{opacity:0;visibility:hidden;pointer-events:none}}

#stalker{position:fixed;top:0;left:0;width:8px;height:8px;border-radius:50%;
  background:var(--accent);pointer-events:none;z-index:9998;opacity:0;
  transform:translate(-50%,-50%);
  transition:opacity .4s,width .35s var(--ease),height .35s var(--ease),background .35s;}
#stalker.is-on{opacity:.85;}
#stalker.is-big{width:46px;height:46px;opacity:.22;}

#dots{position:fixed;right:26px;top:50%;transform:translateY(-50%);z-index:880;
  display:flex;flex-direction:column;gap:14px;}
#dots button{width:22px;height:22px;display:grid;place-items:center;position:relative;}
#dots button::before{content:"";width:6px;height:6px;border-radius:50%;
  background:var(--ink);opacity:.22;transition:opacity .4s var(--ease),transform .4s var(--ease),background .4s;}
#dots button:hover::before{opacity:.5;}
#dots button.is-on::before{background:var(--accent);opacity:1;transform:scale(1.5);}
#dots button span{position:absolute;right:30px;top:50%;transform:translateY(-50%) translateX(6px);
  white-space:nowrap;font-size:11.5px;letter-spacing:.1em;color:var(--ink);
  opacity:0;pointer-events:none;transition:opacity .35s var(--ease),transform .35s var(--ease);}
#dots button:hover span{opacity:1;transform:translateY(-50%) translateX(0);}
#dots.on-dark button::before{background:#fff;}
#dots.on-dark button.is-on::before{background:var(--accent);}
#dots.on-dark button span{color:#fff;}
@media (max-width:1024px){#dots{display:none;}}

#progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--accent);
  z-index:9997;transition:width .1s linear;}

/* ===================================================================
   4. HEADER（ロゴ大きめ）
   =================================================================== */
.hd{position:fixed;top:0;left:0;right:0;z-index:900;height:96px;
  display:flex;align-items:center;justify-content:space-between;padding:0 var(--pad);
  transition:background .5s var(--ease),box-shadow .5s var(--ease),height .4s var(--ease);}
.hd__logo img{height:42px;width:auto;transition:height .4s var(--ease);}
.hd__nav{display:flex;align-items:center;gap:clamp(18px,2.4vw,38px);}
.hd__nav a{font-size:14px;letter-spacing:.1em;color:#fff;position:relative;
  transition:color .4s var(--ease);}
.hd__nav a::after{content:"";position:absolute;left:0;bottom:-7px;width:100%;height:1px;
  background:var(--accent);transform:scaleX(0);transform-origin:right;
  transition:transform .5s var(--ease);}
.hd__nav a:hover::after{transform:scaleX(1);transform-origin:left;}
.hd.is-solid{height:80px;background:rgba(255,255,255,.95);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  box-shadow:0 1px 0 rgba(40,40,35,.07);}
.hd.is-solid .hd__logo img{height:36px;}
.hd.is-solid .hd__nav a{color:var(--ink);}
.hd.is-solid .hd__nav a:hover{color:var(--accent);}
.hd__toggle{display:none;}

/* ===================================================================
   5. HERO
   =================================================================== */
.hero{position:relative;height:100svh;min-height:600px;overflow:hidden;background:var(--ink);}
.hero__media{position:absolute;inset:0;}
.hero__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;}
.hero__media img:nth-child(1){animation:heroA 21s ease-in-out infinite,kb 24s ease-in-out infinite alternate;}
.hero__media img:nth-child(2){animation:heroB 21s ease-in-out infinite,kb 24s ease-in-out infinite alternate;}
.hero__media img:nth-child(3){animation:heroC 21s ease-in-out infinite,kb 24s ease-in-out infinite alternate;}
@keyframes heroA{0%,28%{opacity:1}35%,95%{opacity:0}100%{opacity:1}}
@keyframes heroB{0%,28%{opacity:0}35%,61%{opacity:1}68%,100%{opacity:0}}
@keyframes heroC{0%,61%{opacity:0}68%,95%{opacity:1}100%{opacity:0}}
@keyframes kb{from{transform:scale(1.02)}to{transform:scale(1.14)}}
.hero__scrim{position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(30,30,26,.34) 0%,rgba(30,30,26,.08) 42%,rgba(30,30,26,.5) 100%);}
.hero__inner{position:relative;z-index:3;height:100%;display:flex;flex-direction:column;
  justify-content:center;padding:0 var(--pad);}
.hero__en{font-family:var(--en);font-weight:700;color:#fff;
  font-size:clamp(52px,9vw,142px);line-height:.94;letter-spacing:-.035em;}
.hero__en span{display:block;overflow:hidden;}
.hero__en b{display:block;font-weight:700;transform:translateY(105%);
  animation:up 1.15s var(--ease) forwards;}
.hero__en span:nth-child(2) b{animation-delay:.12s;}
@keyframes up{to{transform:none}}
.hero__rule{width:0;height:2px;background:var(--accent);margin:clamp(18px,2.4vw,30px) 0 0;
  animation:rule .8s var(--ease) .8s forwards;}
@keyframes rule{to{width:72px}}
.hero__jp{margin-top:clamp(16px,2.2vw,26px);color:#fff;font-size:clamp(15px,1.3vw,19px);
  line-height:2.05;letter-spacing:.1em;opacity:0;animation:fade .9s ease .7s forwards;}
.hero__area{margin-top:14px;font-family:var(--en);font-size:12px;letter-spacing:.22em;
  color:rgba(255,255,255,.72);opacity:0;animation:fade .9s ease .88s forwards;}
@keyframes fade{to{opacity:1}}
.hero__scroll{position:absolute;left:50%;bottom:24px;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:8px;}
.hero__scroll span{font-family:var(--en);font-size:9.5px;letter-spacing:.3em;color:rgba(255,255,255,.6);}
.hero__scroll i{display:block;width:1px;height:40px;
  background:linear-gradient(180deg,rgba(255,255,255,.7),transparent);
  animation:pulse 2.1s ease infinite;}
@keyframes pulse{0%,100%{opacity:.3;transform:translateY(0)}50%{opacity:1;transform:translateY(8px)}}

/* お知らせバー */
.notice{border-bottom:1px solid var(--line);padding:14px var(--pad);
  display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap;text-align:center;}
.notice__tag{font-family:var(--en);font-size:10px;letter-spacing:.2em;color:var(--accent);
  display:inline-flex;align-items:center;gap:7px;}
.notice__tag i{width:5px;height:5px;border-radius:50%;background:var(--accent);display:block;}
.notice p{font-size:13px;color:var(--ink-2);}

/* ===================================================================
   6. ABOUT（1画面に収める2カラム）
   =================================================================== */
.ab{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,4.6vw,72px);align-items:center;}
.ab__ttl{font-size:clamp(25px,3.2vw,46px);line-height:1.65;font-weight:500;letter-spacing:.03em;
  margin-bottom:24px;}
.ab__ttl em{font-style:normal;color:var(--accent);}
.ab__body p{margin-bottom:16px;}
.ab__body p:last-child{margin-bottom:0;}
.ab__stats{display:flex;gap:clamp(24px,3.4vw,52px);margin-top:clamp(28px,3.4vw,44px);
  flex-wrap:wrap;align-items:flex-end;}
.ab__stat b{display:block;font-family:var(--en);font-weight:700;
  font-size:clamp(32px,3.6vw,50px);line-height:1;letter-spacing:-.02em;}
.ab__stat:last-child b{color:var(--accent);}
.ab__stat span{display:block;font-family:var(--en);font-size:10px;letter-spacing:.18em;
  color:var(--ink-3);margin-top:7px;text-transform:uppercase;}
.ab__div{width:1px;height:42px;background:var(--line);}
.ab__fig{position:relative;aspect-ratio:1/1;overflow:hidden;}
.ab__fig img{width:100%;height:100%;object-fit:cover;transform:scale(1.06);
  transition:transform 1.6s var(--ease);}
[data-reveal].is-in .ab__fig img{transform:none;}
.ab__fig::after{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent);}

/* ===================================================================
   7. BUSINESS（密度を上げて1画面に）
   =================================================================== */
.biz__head{margin-bottom:clamp(30px,3.6vw,52px);}
.biz__head .shead{margin-bottom:18px;}
.biz__lead{font-size:15.5px;line-height:2.2;color:var(--ink-2);}

/* 主力2サービス：画面を2分割する大きなブロック */
.svc{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);}
.svc__col{position:relative;display:block;padding:clamp(30px,3.6vw,52px) clamp(26px,3vw,48px)
  clamp(96px,8.4vw,128px);border-bottom:1px solid var(--line);
  transition:background .5s var(--ease);}
.svc__col + .svc__col{border-left:1px solid var(--line);}
.svc__col::before{content:"";position:absolute;top:-1px;left:0;height:2px;width:0;
  background:var(--accent);transition:width .7s var(--ease);}
.svc__col:hover{background:#fff;}
.sec--tint .svc__col:hover{background:var(--paper-2);}
.svc__col:hover::before{width:100%;}
.svc__no{display:block;font-family:var(--en);font-weight:700;font-size:clamp(30px,3.4vw,46px);
  line-height:1;letter-spacing:-.03em;color:var(--accent);margin-bottom:18px;}
.svc__for{display:inline-block;font-size:11.5px;letter-spacing:.14em;color:var(--ink-3);
  border:1px solid var(--line);padding:5px 13px;margin-bottom:18px;}
.svc__ttl{font-size:clamp(20px,2.1vw,29px);line-height:1.55;letter-spacing:.03em;
  font-weight:500;margin-bottom:18px;}
.svc__txt{font-size:14.5px;line-height:2.1;color:var(--ink-2);margin-bottom:20px;}
.svc__tags{display:flex;gap:7px;flex-wrap:wrap;}
.svc__arw{position:absolute;left:clamp(26px,3vw,48px);bottom:clamp(26px,2.8vw,40px);
  width:46px;height:46px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;
  transition:background .45s var(--ease),border-color .45s var(--ease);}
.svc__arw svg{width:16px;height:16px;fill:none;stroke:var(--ink-3);
  transition:stroke .45s var(--ease),transform .45s var(--ease);}
.svc__col:hover .svc__arw{background:var(--accent);border-color:var(--accent);}
.svc__col:hover .svc__arw svg{stroke:#fff;transform:translateX(3px);}

/* 事業領域：線画アイコンのグリッド */
.fld__lead{text-align:center;font-size:15px;line-height:2.15;color:var(--ink-2);
  margin-bottom:clamp(22px,2.6vw,38px);}
.fld{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(10px,1.4vw,20px);}
.fld__item{text-align:center;padding:clamp(12px,1.5vw,20px) clamp(10px,1.4vw,20px);
  transition:background .5s var(--ease),transform .5s var(--ease);}
.fld__item:hover{background:#fff;transform:translateY(-3px);}
.fld__icon{display:block;width:clamp(40px,3.3vw,50px);margin:0 auto clamp(10px,1.2vw,15px);}
.fld__icon svg{width:100%;height:auto;stroke:var(--ink);stroke-width:1.1;
  transition:stroke .45s var(--ease);}
.fld__item:hover .fld__icon svg{stroke:var(--accent);}
.fld__name{font-size:14px;letter-spacing:.05em;line-height:1.65;}
.fld__name small{display:block;font-family:var(--en);font-size:10.5px;letter-spacing:.12em;
  color:var(--ink-3);margin-top:6px;text-transform:uppercase;}
.fld__item:not(:hover) .fld__name small{text-transform:none;}
.fld__name small{text-transform:none;}

/* ===================================================================
   8. NETWORK（タブ切替：左に拠点リスト、右に大きな写真）
   =================================================================== */
.net{display:grid;grid-template-columns:.82fr 1.18fr;column-gap:clamp(28px,4vw,64px);align-items:start;}
.net__list{grid-column:1;grid-row:1;}
.net__aside{grid-column:1;grid-row:2;}
.net__panes{grid-column:2;grid-row:1 / 3;}
.net__list{border-top:1px solid var(--line);}
.net__tab{display:flex;align-items:center;gap:16px;width:100%;text-align:left;
  padding:26px 6px;border-bottom:1px solid var(--line);position:relative;
  transition:padding-left .5s var(--ease),color .4s var(--ease);}
.net__tab::before{content:"";position:absolute;left:0;bottom:-1px;height:1px;width:0;
  background:var(--accent);transition:width .6s var(--ease);}
.net__tab em{font-style:normal;font-family:var(--en);font-weight:700;font-size:13px;
  letter-spacing:.06em;color:var(--line);transition:color .4s var(--ease);flex:none;}
.net__tab b{font-weight:400;font-size:18px;letter-spacing:.06em;}
.net__tab small{font-family:var(--en);font-size:10.5px;letter-spacing:.16em;color:var(--ink-3);
  text-transform:uppercase;margin-left:auto;}
.net__tab:hover{padding-left:14px;}
.net__tab.is-active{padding-left:14px;}
.net__tab.is-active::before{width:100%;}
.net__tab.is-active em{color:var(--accent);}
.net__tab.is-active b{color:var(--ink);}
.net__tab.is-active small{color:var(--accent);}

.net__panes{position:relative;}
.net__panes{align-self:start;}
.net__pane{display:none;}
.net__pane.is-active{display:block;animation:paneIn .8s var(--ease) both;}
@keyframes paneIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.net__fig{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2);position:relative;}
.net__pane--text{padding:clamp(10px,2vw,26px) 0;}
.net__big{font-size:clamp(21px,2.3vw,32px);line-height:1.7;font-weight:500;letter-spacing:.03em;
  margin-bottom:26px;}
.net__big em{font-style:normal;color:var(--accent);}
.net__desc{font-size:15px;line-height:2.2;color:var(--ink-2);
  padding-bottom:30px;border-bottom:1px solid var(--line);}
.net__cities{display:flex;gap:clamp(20px,2.6vw,40px);margin-top:26px;flex-wrap:wrap;}
.net__cities span{font-size:18px;letter-spacing:.08em;}
.net__cities em{font-style:normal;display:block;font-family:var(--en);font-size:10.5px;
  letter-spacing:.2em;color:var(--gray);margin-top:6px;text-transform:uppercase;}

.net__info{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;
  padding-top:22px;}
.net__info > div:first-child{flex:1 1 auto;min-width:0;}
.net__contact{flex:none;}
.net__info h3{font-size:20px;font-weight:500;letter-spacing:.06em;margin-bottom:8px;}
.net__info h3 em{font-style:normal;display:block;font-family:var(--en);font-size:11px;
  letter-spacing:.18em;color:var(--gray);margin-top:5px;text-transform:uppercase;}
.net__info p{font-size:13.5px;line-height:1.95;color:var(--ink-2);}
.net__contact{text-align:right;}
.net__contact b{display:block;font-family:var(--en);font-weight:500;font-size:17px;
  letter-spacing:.03em;}
.net__contact small{font-size:11.5px;color:var(--ink-3);}

/* 左カラム下部の補足 */
.net__aside{margin-top:clamp(26px,3.2vw,44px);}
.net__aside p{font-size:13.5px;line-height:2;color:var(--ink-2);margin-bottom:20px;}

/* ===================================================================
   9. MESSAGE（写真を使わず、引用として組む）
   =================================================================== */
.msg__quote{position:relative;padding-left:clamp(44px,5vw,78px);
  margin-bottom:clamp(30px,3.6vw,48px);}
.msg__mark{position:absolute;left:0;top:clamp(-22px,-1.4vw,-8px);
  font-family:var(--jp);font-size:clamp(72px,8vw,120px);line-height:1;
  color:var(--accent);opacity:.16;user-select:none;}
.msg__ttl{font-size:clamp(24px,3vw,44px);line-height:1.72;font-weight:500;letter-spacing:.03em;}
.msg__ttl em{font-style:normal;color:var(--accent);}
.msg__body{columns:2;column-gap:clamp(28px,4vw,64px);
  padding-top:clamp(24px,3vw,36px);border-top:1px solid var(--line);}
.msg__body p{margin-bottom:17px;line-height:2.15;color:var(--ink-2);font-size:14.5px;
  break-inside:avoid;}
.msg__body p:last-child{margin-bottom:0;}
.msg__sign{margin-top:clamp(28px,3.4vw,44px);padding-top:20px;border-top:1px solid var(--line);
  display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;}
.msg__sign small{font-family:var(--en);font-size:10px;letter-spacing:.2em;color:var(--ink-3);
  text-transform:uppercase;width:100%;margin-bottom:4px;}
.msg__sign b{font-weight:500;font-size:21px;letter-spacing:.09em;}
.msg__sign em{font-style:normal;font-family:var(--en);font-size:12.5px;letter-spacing:.06em;
  color:var(--gray);}

/* ===================================================================
   10. COMPANY
   =================================================================== */
.tbl{border-top:1px solid var(--line);}
.tbl__row{display:grid;grid-template-columns:200px 1fr;gap:24px;
  padding:18px 6px;border-bottom:1px solid var(--line);}
.tbl__row dt{font-size:13.5px;letter-spacing:.1em;color:var(--ink);}
.tbl__row dd{font-size:14.5px;line-height:1.95;color:var(--ink-2);}

/* ===================================================================
   11. GROUP（3社を行で並べる）
   =================================================================== */
.grp__head{margin-bottom:clamp(28px,3.4vw,46px);}
.grp__head .shead{margin-bottom:18px;}
.grp__lead{font-size:15px;line-height:2.2;color:var(--ink-2);}
.grp{border-top:1px solid var(--line);}
.grp__row{display:grid;grid-template-columns:76px 1fr minmax(220px,300px);
  gap:clamp(18px,2.6vw,44px);align-items:start;position:relative;
  padding:clamp(26px,3vw,40px) 6px;border-bottom:1px solid var(--line);
  transition:background .5s var(--ease);}
.grp__row::before{content:"";position:absolute;left:0;bottom:-1px;height:1px;width:0;
  background:var(--accent);transition:width .7s var(--ease);}
.grp__row:hover{background:var(--paper-2);}
.grp__row:hover::before{width:100%;}
.grp__no{font-family:var(--en);font-weight:700;font-size:clamp(22px,2.2vw,30px);
  line-height:1;letter-spacing:-.02em;color:var(--accent);padding-top:4px;}
.grp__main h3{font-size:clamp(18px,1.7vw,24px);font-weight:500;letter-spacing:.04em;
  line-height:1.5;margin-bottom:12px;}
.grp__main p{font-size:14px;line-height:2.05;color:var(--ink-2);}
.grp__meta{text-align:right;padding-top:4px;}
.grp__meta span{display:block;font-size:12.5px;line-height:1.85;color:var(--ink-3);}
.grp__meta .grp__role{display:inline-block;font-size:11px;letter-spacing:.16em;color:var(--ink-3);
  border:1px solid var(--line);padding:4px 12px;margin-bottom:14px;}
.grp__meta b{display:block;font-family:var(--en);font-weight:500;font-size:15px;
  letter-spacing:.02em;color:var(--ink);margin-top:6px;}

/* ===================================================================
   12. CONTACT（写真を敷いて締める）
   =================================================================== */
.ct{position:relative;overflow:hidden;color:#fff;}
.ct__media{position:absolute;inset:0;z-index:0;}
.ct__media img{width:100%;height:100%;object-fit:cover;
  animation:ctKb 26s ease-in-out infinite alternate;}
@keyframes ctKb{from{transform:scale(1.02)}to{transform:scale(1.12)}}
.ct__scrim{position:absolute;inset:0;display:block;
  background:linear-gradient(105deg,rgba(22,22,19,.93) 0%,rgba(22,22,19,.84) 46%,rgba(22,22,19,.72) 100%);}
.ct__inner{position:relative;z-index:1;}
.ct .shead__jp{color:#fff;}
.ct .shead__jp::before{background:var(--accent);}
.ct .shead__en{color:#fff;}
.ct__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,4.4vw,72px);
  align-items:start;margin-top:clamp(20px,2.6vw,36px);}
.ct__ttl{font-size:clamp(24px,3vw,42px);line-height:1.65;font-weight:500;letter-spacing:.04em;
  margin-bottom:20px;}
.ct__lead{font-size:15px;line-height:2.2;color:rgba(255,255,255,.82);}

.ct__lines{border-top:1px solid rgba(255,255,255,.3);}
.ct__line{position:relative;display:block;padding:clamp(22px,2.6vw,32px) 60px clamp(22px,2.6vw,32px) 0;
  border-bottom:1px solid rgba(255,255,255,.3);
  transition:padding-left .5s var(--ease);}
.ct__line:hover{padding-left:14px;}
.ct__line em{font-style:normal;display:block;font-family:var(--en);font-size:10px;
  letter-spacing:.22em;color:var(--accent);text-transform:uppercase;margin-bottom:10px;}
.ct__line b{display:block;font-family:var(--en);font-weight:500;
  font-size:clamp(19px,2.1vw,30px);letter-spacing:.01em;line-height:1.3;word-break:break-word;}
.ct__line small{display:block;font-size:12px;color:rgba(255,255,255,.68);margin-top:9px;
  letter-spacing:.03em;}
.ct__line i{position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.28);
  display:grid;place-items:center;
  transition:background .45s var(--ease),border-color .45s var(--ease);}
.ct__line i svg{width:16px;height:16px;fill:none;stroke:#fff;
  transition:stroke .45s var(--ease),transform .45s var(--ease);}
.ct__line:hover i{background:var(--accent);border-color:var(--accent);}
.ct__line:hover i svg{transform:translateX(3px);}

/* ===================================================================
   13. FOOTER
   =================================================================== */
.ft{background:var(--ink);color:#fff;padding:clamp(48px,5.6vw,72px) 0 28px;}
.ft__top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;
  padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.15);}
.ft__logo img{height:46px;width:auto;margin-bottom:18px;}
.ft__logo p{font-size:13px;line-height:1.95;color:rgba(255,255,255,.62);}
.ft__cols{display:flex;gap:clamp(28px,4.4vw,68px);flex-wrap:wrap;}
.ft__col > span{display:block;font-family:var(--en);font-size:10px;letter-spacing:.2em;
  color:var(--accent);text-transform:uppercase;margin-bottom:15px;}
.ft__col a{display:block;font-size:13.5px;color:rgba(255,255,255,.8);margin-bottom:11px;
  transition:color .35s var(--ease);}
.ft__col a:hover{color:#fff;}
.ft__btm{display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding-top:22px;flex-wrap:wrap;}
.ft__btm span{font-family:var(--en);font-size:11px;letter-spacing:.06em;color:rgba(255,255,255,.42);}

/* ===================================================================
   14. RESPONSIVE
   =================================================================== */
@media (max-width:1180px){
  .grp{grid-template-columns:1fr 1fr;}
  .grp__card:first-child{grid-column:1/-1;}
}
@media (max-width:1024px){
  .sec{min-height:0;display:block;}
  .ct__grid{grid-template-columns:1fr;}
  .ct__lines{margin-top:8px;}
  .ab,.net{grid-template-columns:1fr;}
  .net__list,.net__aside,.net__panes{grid-column:1;grid-row:auto;}
  .net__aside{order:3;margin-top:clamp(22px,3vw,34px);}
  .net__panes{order:2;margin-top:clamp(20px,2.6vw,30px);}
  .ab__fig{aspect-ratio:16/9;order:-1;}
  .svc{grid-template-columns:1fr;}
  .svc__col + .svc__col{border-left:0;}
  .grp__row{grid-template-columns:56px 1fr;}
  .grp__meta{grid-column:2;text-align:left;padding-top:14px;}
  .grp__role{margin-bottom:10px;}
  .fld{grid-template-columns:repeat(2,1fr);}
  .msg__body{columns:1;}
  .tbl__row{grid-template-columns:150px 1fr;}
  .net__list{margin-bottom:4px;}
}
@media (max-width:760px){
  .hd{height:66px;}
  .hd__logo img{height:30px;}
  .hd.is-solid{height:60px;}
  .hd.is-solid .hd__logo img{height:26px;}
  .hd__nav{display:none;position:fixed;inset:66px 0 0;background:var(--ink);
    flex-direction:column;justify-content:center;gap:26px;padding:0 var(--pad);}
  .hd__nav.is-open{display:flex;}
  .hd__nav a{color:#fff !important;font-size:19px;letter-spacing:.14em;}
  .hd__toggle{display:flex;flex-direction:column;gap:5px;width:26px;padding:0;}
  .hd__toggle i{display:block;height:1px;width:100%;background:#fff;
    transition:transform .4s var(--ease),opacity .3s;}
  .hd.is-solid .hd__toggle i{background:var(--ink);}
  .hd__toggle.is-open i{background:#fff !important;}
  .hd__toggle.is-open i:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .hd__toggle.is-open i:nth-child(2){opacity:0;}
  .hd__toggle.is-open i:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

  .sec{scroll-margin-top:62px;min-height:0;display:block;}
  /* 本文の意図的な改行はスマホでは解除して自然に折り返す */
  .pc-br{display:none;}
  /* 主力サービス：矢印を通常配置にしてタグと重ならないように */
  .svc__col{padding-bottom:clamp(24px,3vw,34px);}
  .svc__arw{position:static;margin-top:20px;}
  /* グループ */
  .grp__row{grid-template-columns:1fr;gap:12px;}
  .grp__no{padding-top:0;}
  .grp__meta{grid-column:1;padding-top:8px;}
  #intro img{height:48px;}
  .msg__quote{padding-left:40px;}
  .msg__mark{font-size:64px;top:-14px;}
  .ft__logo img{height:36px;}
  .fld{grid-template-columns:1fr 1fr;gap:6px;}
  .fld__name{font-size:12.5px;}
  .grp{grid-template-columns:1fr;}
  .grp__card:first-child{grid-column:auto;}
  .tbl__row{grid-template-columns:1fr;gap:2px;}
  .ab__stats{gap:22px;}
  .ab__div{display:none;}
  .net__tab small{display:none;}
  .net__info{flex-direction:column;gap:14px;}
  .net__contact{text-align:left;}
  .ct__line{padding-right:52px;}
  .ct__line i{width:40px;height:40px;}
  #stalker{display:none;}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  [data-reveal]{opacity:1;transform:none;}
  #intro{display:none;}
}

/* ===================================================================
   15. WHAT WE DO（事業領域の円環図＋袋文字マーキー）
   =================================================================== */
.wd{display:grid;grid-template-columns:1fr 1.14fr;gap:clamp(28px,4vw,64px);align-items:center;}
.wd__ttl{font-size:clamp(25px,3.2vw,46px);line-height:1.65;font-weight:500;letter-spacing:.03em;
  margin-bottom:22px;}
.wd__ttl em{font-style:normal;color:var(--accent);}
.wd__body{font-size:14.5px;line-height:2.2;color:var(--ink-2);margin-bottom:clamp(24px,3vw,38px);}

.wd__svg{width:100%;height:auto;max-width:570px;margin:0 auto;display:block;overflow:visible;}
.wd__caption{display:none;}
.wd__link{stroke:#9a9a92;stroke-width:1.4;stroke-dasharray:2.5 5.5;stroke-linecap:round;}
.wd__ring{fill:none;stroke:#c6c6be;stroke-width:1.1;
  transition:stroke .45s var(--ease),fill .45s var(--ease);}
.wd__node{cursor:default;}
.wd__node .wd__t,.wd__node .wd__s,.wd__node .wd__ring{transition:fill .45s var(--ease),stroke .45s var(--ease);}
.wd__node:hover .wd__ring{stroke:var(--accent);fill:rgba(192,18,46,.045);}
.wd__node:hover .wd__t{fill:var(--accent);}
.wd__t{font-family:var(--jp);font-size:19px;fill:var(--ink);text-anchor:middle;
  dominant-baseline:central;letter-spacing:.04em;}
.wd__s{font-family:var(--jp);font-size:11px;fill:var(--ink-3);text-anchor:middle;
  dominant-baseline:central;letter-spacing:.06em;}
.wd__c{font-family:var(--jp);font-size:13px;fill:var(--ink-2);text-anchor:middle;
  dominant-baseline:central;letter-spacing:.05em;}

/* 円が順に立ち上がる */
[data-reveal] .wd__node{opacity:0;transform:scale(.94);transform-origin:center;transform-box:fill-box;}
[data-reveal].is-in .wd__node{opacity:1;transform:none;
  transition:opacity .8s var(--ease),transform .8s var(--ease);}
[data-reveal].is-in .wd__node[data-i="0"]{transition-delay:.10s}
[data-reveal].is-in .wd__node[data-i="1"]{transition-delay:.18s}
[data-reveal].is-in .wd__node[data-i="2"]{transition-delay:.26s}
[data-reveal].is-in .wd__node[data-i="3"]{transition-delay:.34s}
[data-reveal].is-in .wd__node[data-i="4"]{transition-delay:.42s}
[data-reveal].is-in .wd__node[data-i="5"]{transition-delay:.50s}
[data-reveal].is-in .wd__node[data-i="6"]{transition-delay:.58s}
[data-reveal] .wd__link,[data-reveal] .wd__c{opacity:0;}
[data-reveal].is-in .wd__link,[data-reveal].is-in .wd__c{opacity:1;transition:opacity .9s ease .66s;}

/* 袋文字の流れる帯 */
.marquee{overflow:hidden;user-select:none;pointer-events:none;
  margin-top:clamp(24px,3.2vw,48px);margin-bottom:calc(var(--sec) * -0.55);}
.marquee__in{display:flex;width:max-content;animation:marq 34s linear infinite;}
.marquee__in span{display:block;font-family:var(--en);font-weight:700;
  font-size:clamp(58px,10.5vw,164px);line-height:1;letter-spacing:-.02em;white-space:nowrap;
  color:transparent;-webkit-text-stroke:1px #cdcdc5;padding-right:.28em;}
@keyframes marq{to{transform:translateX(-50%)}}

@media (max-width:1024px){
  .wd{grid-template-columns:1fr;}
  .wd__svg{max-width:560px;}
}
@media (max-width:760px){
  /* 円環図：円の中は主ラベルだけ大きく、詳細は図の下にテキストで出す */
  .wd__t{font-size:24px;transform:translateY(11px);}
  .wd__s,.wd__c{display:none;}
  .wd__svg{max-width:none;}
  .wd__caption{display:block;text-align:center;font-size:13.5px;line-height:2;
    color:var(--ink-2);letter-spacing:.06em;margin-top:6px;}
  .marquee{margin-bottom:0;padding-bottom:2px;}
  .marquee__in{animation-duration:22s;}
  .marquee__in span{-webkit-text-stroke:1.2px #cdcdc5;}
}
@media (prefers-reduced-motion:reduce){
  .marquee__in{animation:none;}
  [data-reveal] .wd__node,[data-reveal] .wd__link,[data-reveal] .wd__c{opacity:1;transform:none;}
}