/*
Theme Name: RYUUKYU.COM
Theme URI: https://ryuukyu.com
Author: RYUUKYU.COM
Description: 株式会社RYUUKYU.COM コーポレートサイト用テーマ（プロトタイプから移植）
Version: 1.1
Text Domain: ryuukyu
*/


  :root{
    --black:#080808; --tally:#e8232a; --amber:#ffb020;
    --steel:#b9bcbf; --steel-dark:#5a5d60; --white:#f3f2ee;
    padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
  }
  *{box-sizing:border-box;}
  html,body{height:100%;margin:0;background:var(--black);color:var(--white);font-family:'IBM Plex Mono',monospace;overflow:hidden;}
  body.unlocked{overflow-y:auto;}
  h1,h2{font-family:'Oswald',sans-serif;font-weight:600;margin:0;letter-spacing:.01em;}

  #site{height:100%;scroll-snap-type:y proximity;}
  body.unlocked #site{overflow-y:scroll;}
  .panel{height:100vh;height:100dvh;scroll-snap-align:start;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:6vh 6vw;position:relative;}
  .panel.top{padding:0;overflow:hidden;scroll-snap-stop:always;}
  .top-slider{position:absolute;inset:0;overflow:hidden;}
  .slides-track{display:flex;height:100%;width:500%;transition:transform 1.7s cubic-bezier(.65,0,.35,1);}
  .slide{flex:0 0 20%;width:20%;height:100%;position:relative;display:flex;align-items:center;justify-content:center;
    background-size:cover;background-position:center;text-align:center;padding:6vh 6vw;}
  .slide .overlay{position:absolute;inset:0;background:rgba(0,0,0,.7);z-index:1;}
  .slide.slide-logo{background:linear-gradient(150deg,#0a5c66 0%,#158a8f 38%,#2fb4a8 62%,#e8b563 100%);}
  .slide .content{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;}
  .hero-h1{margin:0;font-size:inherit;font-weight:inherit;line-height:0;}
  .slide .logo{height:40vh;width:auto;max-width:82vw;object-fit:contain;filter:drop-shadow(0 6px 24px rgba(0,0,0,.6));}
  .tagline{margin-top:1.6rem;font-family:'Shippori Mincho',serif;font-weight:700;font-size:clamp(1.6rem,4.4vw,2.8rem);color:var(--white);letter-spacing:.08em;}

  .slide-article{background:linear-gradient(150deg,#12181c 0%,#1c2226 100%);
    align-items:flex-end !important;justify-content:flex-start !important;text-align:left;
    padding:0 8vw calc(var(--bar-bottom-h, 4rem) + 5vh) 7vw;}
  .slide-article.a1{background:linear-gradient(155deg,#0f3d52 0%,#1c7d8c 55%,#2fb4a8 100%);}
  .slide-article.a2{background:linear-gradient(155deg,#5a3a0a 0%,#b8791f 55%,#e8b563 100%);}
  .slide-article.a3{background:linear-gradient(155deg,#5c1420 0%,#a1273b 55%,#d95a5a 100%);}
  .slide-article.a4{background:linear-gradient(155deg,#241a52 0%,#5a3aa8 55%,#8f6fd9 100%);}
  .slide-article .overlay{background:rgba(0,0,0,.5);}
  .article-content{position:relative;z-index:2;max-width:46ch;display:flex;flex-direction:column;align-items:flex-start;text-align:left;}
  .article-tag{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.2em;color:var(--amber);margin-bottom:1.1rem;}
  .article-content h3{font-family:'Oswald',sans-serif;font-weight:600;font-size:clamp(1.5rem,4vw,2.6rem);
    color:var(--white);letter-spacing:.01em;line-height:1.25;}
  .article-content p{margin-top:1.1rem;font-size:clamp(.85rem,1.6vw,1.05rem);color:var(--steel);line-height:1.9;}
  .article-link{margin-top:1.8rem;pointer-events:auto;font-family:'IBM Plex Mono',monospace;font-size:.75rem;
    letter-spacing:.12em;color:var(--white);text-decoration:none;background:linear-gradient(180deg,#232323,#151515);
    border:1px solid #050505;border-radius:4px;padding:.75em 1.6em;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08),inset 0 -1px 2px rgba(0,0,0,.6),0 1px 2px rgba(0,0,0,.5);}
  .article-link:hover{color:var(--amber);}

  .slide-dots{position:absolute;left:50%;bottom:calc(var(--bar-bottom-h, 4rem) + 44px);transform:translateX(-50%);z-index:45;
    display:flex;gap:.7em;pointer-events:none;}
  .slide-dots span{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.3);transition:background .3s ease,transform .3s ease;}
  .slide-dots span.active{background:var(--amber);transform:scale(1.3);}

  .side-nav{position:fixed;top:50%;right:2.4vw;transform:translateY(-50%);z-index:46;
    display:flex;flex-direction:column;align-items:flex-end;gap:1.05rem;pointer-events:none;}
  .side-nav a{display:flex;align-items:center;gap:.6em;text-decoration:none;cursor:pointer;
    /* 見えていないラベル部分が下のボタン（機材スイッチ等）のタップを奪わないよう、押せるのは点だけにする */
    pointer-events:none;}
  .side-nav a:focus-visible .side-label{opacity:1;transform:translateX(0);}
  .side-nav .side-label{font-family:'IBM Plex Mono',monospace;font-size:.62rem;letter-spacing:.14em;
    color:var(--steel);background:rgba(0,0,0,.55);border:1px solid rgba(255,255,255,.18);border-radius:3px;
    padding:.3em .6em;opacity:0;transform:translateX(6px);transition:opacity .25s ease,transform .25s ease;
    white-space:nowrap;}
  .side-nav .dot::before{content:'';position:absolute;inset:-9px;border-radius:50%;} /* 指で押しやすい当たり判定 */
  .side-nav .dot{position:relative;pointer-events:auto;width:8px;height:8px;border-radius:50%;background:transparent;
    border:1.5px solid rgba(255,255,255,.5);flex:none;transition:background .25s ease,border-color .25s ease,transform .25s ease;}
  .side-nav a.active .side-label{opacity:1;transform:translateX(0);color:var(--white);border-color:rgba(255,255,255,.3);}
  .side-nav a.active .dot{background:var(--amber);border-color:var(--amber);transform:scale(1.35);
    box-shadow:0 0 8px 1px rgba(255,176,32,.6);}
  /* 上辺の区切り線は、背景画像を敷くと暗幕（.overlay）の外側に描かれて
     そこだけ明るい線になってしまうため置かない */
  .panel.service{align-items:flex-start;text-align:left;overflow:hidden;padding:0 8vw;
    scroll-snap-stop:always;}
  .panel.service .overlay{position:absolute;inset:0;background:rgba(0,0,0,.6);z-index:1;}
  .service-content{position:relative;z-index:2;max-width:44ch;}
  .service-num{display:block;font-family:'Oswald',sans-serif;font-weight:700;
    font-size:clamp(3.5rem,10vw,7.5rem);line-height:1;color:transparent;
    -webkit-text-stroke:1.5px rgba(255,255,255,.28);letter-spacing:.02em;}
  .service-title{margin-top:.4rem;font-family:'Oswald',sans-serif;font-weight:700;
    font-size:clamp(1.9rem,5vw,3.6rem);color:var(--white);letter-spacing:.01em;line-height:1.15;}
  .service-title small{display:block;margin-top:.6rem;font-family:'IBM Plex Mono',monospace;
    font-weight:400;font-size:clamp(.62rem,1.2vw,.8rem);letter-spacing:.18em;color:var(--amber);}
  .service-desc{margin-top:1.6rem;font-size:clamp(.85rem,1.6vw,1.05rem);color:var(--steel);line-height:1.95;}
  .service-1{background:linear-gradient(160deg,#0a1012 0%,#132a2e 55%,#1c2226 100%);}
  .service-2{background:linear-gradient(160deg,#12141a 0%,#2c333e 55%,#1c2226 100%);}
  .service-3{background:linear-gradient(160deg,#0d1220 0%,#1a2540 55%,#1c2226 100%);}
  .service-4{background:linear-gradient(160deg,#1a130d 0%,#3a2416 55%,#1c2226 100%);}
  .service-5{background:linear-gradient(160deg,#170d16 0%,#3a1630 55%,#1c2226 100%);}

  /* ===== ABOUT / イントロ（TOPと主要業務の間・クールグレー） ===== */
  .panel.intro{background:linear-gradient(160deg,#ccd1d5 0%,#bdc3c8 58%,#b3babf 100%);
    color:#0d0d0e;align-items:flex-start;text-align:left;overflow:hidden;padding:0 8vw;scroll-snap-stop:always;}
  .intro-grid{position:absolute;inset:0;z-index:0;pointer-events:none;
    background-image:linear-gradient(rgba(13,13,14,.07) 1px,transparent 1px),
                     linear-gradient(90deg,rgba(13,13,14,.07) 1px,transparent 1px);
    background-size:clamp(34px,5vw,64px) clamp(34px,5vw,64px);}
  .intro-ghost{position:absolute;z-index:1;left:0;right:0;top:50%;
    font-family:'Oswald',sans-serif;font-weight:700;
    font-size:clamp(58px,13.5vw,196px);line-height:.8;letter-spacing:-.01em;
    color:rgba(13,13,14,.085);white-space:nowrap;pointer-events:none;
    transform:translate(var(--gx,90px),-50%);opacity:.4;
    transition:transform 1.1s cubic-bezier(.16,.84,.34,1),opacity 1.1s ease;}
  .intro-content{position:relative;z-index:2;width:100%;max-width:min(100%,1120px);}
  .intro-eyebrow{display:flex;align-items:center;gap:.8em;flex-wrap:wrap;row-gap:.6em;
    font-family:'IBM Plex Mono',monospace;
    font-size:clamp(.54rem,1.1vw,.7rem);letter-spacing:.26em;color:#0d0d0e;}
  .intro-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--tally);flex:none;}
  .intro-eyebrow .rule{flex:0 0 clamp(36px,6vw,92px);height:1px;background:rgba(13,13,14,.3);}
  .intro-steps{display:flex;gap:9px;align-items:center;margin-left:.6em;}
  .intro-steps span{width:7px;height:7px;border-radius:50%;border:1px solid rgba(13,13,14,.42);
    transition:background .35s,border-color .35s,box-shadow .35s;}
  .intro-steps span.on{background:var(--amber);border-color:var(--amber);
    box-shadow:0 0 0 3px rgba(255,176,32,.22);}
  .intro-main{margin:.55em 0 0;font-family:'Shippori Mincho',serif;font-weight:800;line-height:1.3;
    font-size:clamp(1.5rem,4.6vw,3.4rem);letter-spacing:.04em;color:#0d0d0e;}
  .intro-main span{display:block;opacity:0;transform:translateY(42px);
    transition:opacity .8s cubic-bezier(.16,.84,.34,1),transform .8s cubic-bezier(.16,.84,.34,1);}
  .intro-main span.on{opacity:1;transform:translateY(0);}
  .intro-sub{margin:1.3em 0 0;max-width:48ch;font-family:'IBM Plex Mono',monospace;
    font-size:clamp(.74rem,1.2vw,.92rem);line-height:2.05;color:#33373a;letter-spacing:.04em;
    opacity:0;transform:translateY(26px);
    transition:opacity .85s .1s cubic-bezier(.16,.84,.34,1),transform .85s .1s cubic-bezier(.16,.84,.34,1);}
  .intro-sub.on{opacity:1;transform:translateY(0);}
  .intro-strip{margin-top:2em;display:flex;gap:clamp(1rem,2.4vw,2.2rem);flex-wrap:wrap;
    font-family:'IBM Plex Mono',monospace;font-size:clamp(.6rem,1vw,.76rem);letter-spacing:.14em;
    opacity:0;transform:translateY(26px);
    transition:opacity .85s .1s cubic-bezier(.16,.84,.34,1),transform .85s .1s cubic-bezier(.16,.84,.34,1);}
  .intro-strip.on{opacity:1;transform:translateY(0);}
  .intro-strip i{font-style:normal;display:inline-flex;align-items:baseline;gap:.5em;
    color:#33373a;transition:color .45s ease;}
  .intro-strip i b{font-family:'Oswald',sans-serif;font-weight:700;
    color:rgba(13,13,14,.3);transition:color .45s ease;}
  .intro-strip i.lit{color:#0d0d0e;}
  .intro-strip i.lit b{color:var(--amber);}
  .intro-corner{position:absolute;z-index:5;
    width:clamp(16px,2.4vw,26px);height:clamp(16px,2.4vw,26px);
    border:1px solid rgba(13,13,14,.3);pointer-events:none;}
  .intro-corner.tl{top:calc(var(--bar-top-h, 6rem) + 14px);left:14px;border-right:0;border-bottom:0;}
  .intro-corner.tr{top:calc(var(--bar-top-h, 6rem) + 14px);right:14px;border-left:0;border-bottom:0;}
  .intro-corner.bl{bottom:calc(var(--bar-bottom-h, 8rem) + 14px);left:14px;border-right:0;border-top:0;}
  .intro-corner.br{bottom:calc(var(--bar-bottom-h, 8rem) + 14px);right:14px;border-left:0;border-top:0;}

  .panel.feature{background:#0b0b0c;height:auto;min-height:100vh;min-height:100dvh;overflow-y:visible;padding:calc(var(--bar-top-h, 6rem) + 3vh) 6vw calc(var(--bar-bottom-h, 8rem) + 3vh) 6vw;justify-content:flex-start;}
  .feature-inner{width:100%;max-width:1400px;display:flex;flex-direction:column;gap:2.4rem;}
  .feature-head{display:flex;flex-direction:column;gap:1.4rem;}
  .feature-eyebrow{font-family:'IBM Plex Mono',monospace;font-size:.68rem;letter-spacing:.2em;color:var(--amber);}
  .feature-head h2{font-family:'Oswald',sans-serif;font-weight:700;font-size:clamp(1.8rem,4.5vw,3rem);color:var(--white);}
  .tag-row{display:flex;flex-wrap:wrap;gap:1.5rem;}
  .tag-btn{background:none;border:none;padding:0;cursor:pointer;
    display:flex;flex-direction:column;align-items:center;gap:.55rem;}
  .tag-switch{width:34px;height:56px;border-radius:6px;position:relative;display:flex;
    justify-content:center;padding:5px 0;
    background:linear-gradient(180deg,#1e1e1e,#0d0d0d);border:1px solid #000;
    box-shadow:inset 0 2px 4px rgba(0,0,0,.8),0 1px 0 rgba(255,255,255,.05);}
  .tag-switch .led{position:absolute;top:6px;width:5px;height:5px;border-radius:50%;background:#333;
    transition:background .2s ease,box-shadow .2s ease;}
  .tag-switch .knob{width:24px;height:23px;border-radius:5px;margin-top:auto;
    background:linear-gradient(180deg,#3a3a3a,#1a1a1a);border:1px solid #000;
    box-shadow:0 2px 3px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.15);
    transition:margin .2s ease,background .2s ease,box-shadow .2s ease;}
  .tag-btn.active .tag-switch .knob{margin-top:0;background:linear-gradient(180deg,#3a2a10,#1a1000);
    box-shadow:0 2px 3px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,176,32,.3),0 0 10px rgba(255,176,32,.5);}
  .tag-btn.active .tag-switch .led{background:var(--amber);box-shadow:0 0 6px 2px rgba(255,176,32,.7);}
  .tag-btn .lbl{font-family:'IBM Plex Mono',monospace;font-size:.62rem;letter-spacing:.12em;color:var(--steel);text-align:center;line-height:1.35;}
  .tag-btn.active .lbl{color:var(--amber);}
  #eqTagRow{gap:.85rem;}
  .equipment-swipe-hint{
    display:none;align-items:center;gap:6px;font-size:.62rem;color:var(--steel-dark);
    letter-spacing:.05em;margin-top:.5rem;font-family:'IBM Plex Mono',monospace;
  }
  .equipment-swipe-hint svg{width:12px;height:12px;display:block;}
  /* スワイプできることを、指の動きと列の動きで一度だけ知らせる（スマホのみ） */
  .eq-tagrow-wrap{position:relative;}
  .swipe-finger{display:none;position:absolute;z-index:8;pointer-events:none;opacity:0;
    top:16px;left:20px;width:34px;height:34px;color:var(--white);
    filter:drop-shadow(0 2px 6px rgba(0,0,0,.9));}
  .swipe-finger svg{width:100%;height:100%;display:block;}
  .swipe-finger.play{animation:fingerSwipe 1.5s ease-in-out 2;}
  @keyframes fingerSwipe{
    0%{opacity:0;transform:translateX(0) scale(.86);}
    12%{opacity:1;transform:translateX(0) scale(1);}
    18%{transform:translateX(0) scale(.9);}
    62%{opacity:1;transform:translateX(96px) scale(.9);}
    78%{opacity:1;transform:translateX(96px) scale(1);}
    100%{opacity:0;transform:translateX(108px) scale(1);}
  }
  @media (prefers-reduced-motion:reduce){
    .swipe-finger{display:none !important;}
  }
  /* ===== 特集記事カード：写真を主役に。最新の1本だけシネスコ比で大きく ===== */
  .article-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(clamp(200px,19vw,290px),1fr));
    gap:clamp(1rem,1.8vw,1.6rem);align-items:start;}
  .article-card{display:block;transition:opacity .3s ease;}
  .article-card.hidden{display:none;}
  .article-card .ac-link{position:relative;display:block;aspect-ratio:1/1;overflow:hidden;
    text-decoration:none;background:#111214;text-align:left;}
  .article-card .ac-media{position:absolute;inset:0;
    transition:transform .8s cubic-bezier(.2,.7,.3,1);}
  .article-card:hover .ac-media{transform:scale(1.045);}
  .article-card .ac-link::after{content:'';position:absolute;inset:0;z-index:1;pointer-events:none;
    background:linear-gradient(to top,rgba(6,6,7,.5) 0%,transparent 55%);}
  /* 文字の裏だけ、写真をぼかして沈める。明るい写真でも見出しが埋もれないようにするため */
  .article-card .ac-plate{position:absolute;z-index:2;left:0;right:0;bottom:0;height:56%;pointer-events:none;
    background:linear-gradient(to top,rgba(10,10,11,.84) 0%,rgba(10,10,11,.55) 55%,rgba(10,10,11,0) 100%);
    -webkit-backdrop-filter:blur(14px) saturate(.8);backdrop-filter:blur(14px) saturate(.8);
    -webkit-mask-image:linear-gradient(to top,#000 60%,transparent 100%);
    mask-image:linear-gradient(to top,#000 60%,transparent 100%);}
  .article-card .ac-cat{position:absolute;z-index:3;top:12px;left:12px;
    font-family:'IBM Plex Mono',monospace;font-size:.54rem;letter-spacing:.2em;
    color:var(--white);background:rgba(8,8,8,.5);padding:.35em .7em;}
  .article-card .ac-body{position:absolute;z-index:3;left:14px;right:14px;bottom:13px;
    display:flex;flex-direction:column;gap:.45em;}
  .article-card .ac-title{display:block;font-family:'Oswald',sans-serif;font-weight:600;line-height:1.3;
    color:var(--white);font-size:clamp(.92rem,1.9vw,1.1rem);}
  .article-card .ac-ex{display:none;margin:0;font-size:.67rem;line-height:1.8;color:rgba(243,242,238,.66);}
  /* 最新の1本 */
  .article-card.lead{grid-column:1 / -1;}
  .article-card.lead .ac-link{aspect-ratio:2.39/1;}
  .article-card.lead .ac-cat{background:var(--amber);color:#0b0b0c;}
  .article-card.lead .ac-title{font-size:clamp(1.2rem,3.2vw,2rem);}
  .article-card.lead .ac-body{left:clamp(16px,2.4vw,30px);right:clamp(16px,2.4vw,30px);bottom:clamp(14px,2vw,22px);}
  .article-card.lead .ac-ex{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
    overflow:hidden;max-width:52ch;}
  @media (max-width:700px){
    .article-card.lead .ac-link{aspect-ratio:16/9;}
  }
  @media (max-width:520px){
    .article-grid{grid-template-columns:1fr;}
    .article-card .ac-link{aspect-ratio:4/3;}
    .article-card.lead .ac-link{aspect-ratio:4/5;}
  }
  .thumb.tag-video,.ac-media.tag-video{background:linear-gradient(160deg,#0a1012 0%,#132a2e 100%);}
  .thumb.tag-photo,.ac-media.tag-photo{background:linear-gradient(160deg,#12141a 0%,#2c333e 100%);}
  .thumb.tag-3d,.ac-media.tag-3d{background:linear-gradient(160deg,#0d1220 0%,#1a2540 100%);}
  .thumb.tag-design,.ac-media.tag-design{background:linear-gradient(160deg,#1a130d 0%,#3a2416 100%);}
  .thumb.tag-event,.ac-media.tag-event{background:linear-gradient(160deg,#170d16 0%,#3a1630 100%);}
  .detail-hero.tag-video{background:linear-gradient(160deg,#0a1012 0%,#132a2e 100%);}
  .detail-hero.tag-photo{background:linear-gradient(160deg,#12141a 0%,#2c333e 100%);}
  .detail-hero.tag-3d{background:linear-gradient(160deg,#0d1220 0%,#1a2540 100%);}
  .detail-hero.tag-design{background:linear-gradient(160deg,#1a130d 0%,#3a2416 100%);}
  .detail-hero.tag-event{background:linear-gradient(160deg,#170d16 0%,#3a1630 100%);}

  .panel.equipment{background:#0b0b0c;height:auto;min-height:100vh;min-height:100dvh;overflow-y:visible;padding:calc(var(--bar-top-h, 6rem) + 3vh) 6vw calc(var(--bar-bottom-h, 8rem) + 3vh) 6vw;justify-content:flex-start;}
  .equipment-inner{width:100%;max-width:1400px;display:flex;flex-direction:column;gap:2.4rem;margin:0 auto;}
  /* ===== 主要機材の帯（横スクロール） ===== */
  .eq-strip-wrap{display:flex;flex-direction:column;gap:.45rem;}
  .eq-strip{display:flex;gap:clamp(.6rem,1vw,.9rem);overflow-x:auto;padding-bottom:.5rem;
    scrollbar-width:none;-webkit-overflow-scrolling:touch;
    -webkit-mask-image:linear-gradient(90deg,#000 93%,transparent 100%);
    mask-image:linear-gradient(90deg,#000 93%,transparent 100%);}
  .eq-strip::-webkit-scrollbar{display:none;}
  .eq-sc{flex:0 0 clamp(176px,15vw,208px);border:1px solid rgba(255,255,255,.12);
    background:#0e1012;text-align:left;transition:border-color .3s ease;}
  .eq-sc.hidden{display:none;}
  .eq-sc:hover{border-color:rgba(255,176,32,.55);}
  .eq-sc-ph{height:clamp(112px,10vw,132px);padding:10px;overflow:hidden;
    background:radial-gradient(ellipse at 50% 120%,#1d2124 0%,#0a0b0c 75%);}
  .eq-sc-ph img{width:100%;height:100%;object-fit:contain;display:block;
    filter:drop-shadow(0 5px 12px rgba(0,0,0,.8));}
  .eq-sc-bd{padding:.6em .7em .75em;border-top:1px solid rgba(255,255,255,.1);
    display:flex;flex-direction:column;gap:.15em;}
  .eq-sc-cat{font-family:'IBM Plex Mono',monospace;font-size:.5rem;letter-spacing:.16em;color:var(--amber);}
  .eq-sc-name{font-family:'Oswald',sans-serif;font-weight:600;font-size:.88rem;line-height:1.25;color:var(--white);}
  .eq-sc-brand{font-family:'IBM Plex Mono',monospace;font-size:.54rem;letter-spacing:.16em;color:var(--steel-dark);}
  .eq-sec-lb{display:flex;align-items:center;gap:10px;font-family:'IBM Plex Mono',monospace;
    font-size:.56rem;letter-spacing:.22em;color:var(--steel-dark);margin-bottom:.15rem;}
  .eq-sec-lb::after{content:'';flex:1;height:1px;background:rgba(255,255,255,.1);}

  /* ===== 全機材の一覧表 ===== */
  .eq-table-wrap{margin-top:clamp(1.4rem,2.4vw,2.2rem);overflow-x:auto;}
  .eq-table{width:100%;border-collapse:collapse;text-align:left;}
  .eq-table thead th{font-family:'IBM Plex Mono',monospace;font-size:.54rem;letter-spacing:.2em;
    color:var(--steel-dark);font-weight:400;padding:0 .6rem .6rem;
    border-bottom:1px solid rgba(255,255,255,.24);white-space:nowrap;}
  .eq-table td{padding:.6rem;border-bottom:1px solid rgba(255,255,255,.08);vertical-align:middle;}
  .eq-table tbody tr{transition:background .25s ease;}
  .eq-table tbody tr:hover{background:rgba(255,255,255,.03);}
  .eq-table tbody tr.hidden,.eq-table tbody tr.over-limit{display:none;}
  .eq-table .c-no{width:38px;font-family:'IBM Plex Mono',monospace;font-size:.6rem;color:var(--steel-dark);}
  .eq-table .c-cat{width:118px;}
  .eq-table .c-cat em{font-style:normal;font-family:'IBM Plex Mono',monospace;font-size:.52rem;
    letter-spacing:.12em;color:var(--amber);border:1px solid rgba(255,176,32,.4);
    padding:.26em .5em;white-space:nowrap;display:inline-block;}
  .eq-table .c-brd{width:96px;font-family:'IBM Plex Mono',monospace;font-size:.6rem;
    letter-spacing:.14em;color:var(--steel-dark);text-transform:uppercase;}
  .eq-table .c-mdl{font-family:'Oswald',sans-serif;font-weight:600;
    font-size:clamp(.9rem,1.1vw,1.02rem);color:var(--white);line-height:1.3;}
  .eq-table .c-spc{font-family:'IBM Plex Mono',monospace;font-size:.64rem;
    line-height:1.6;color:var(--steel-dark);}
  .eq-table .c-qty{width:62px;text-align:right;font-family:'IBM Plex Mono',monospace;
    font-size:.66rem;color:var(--steel);white-space:nowrap;}

  .panel.about{background:#0b0b0c;height:auto;min-height:100vh;min-height:100dvh;overflow-y:visible;padding:calc(var(--bar-top-h, 6rem) + 3vh) 6vw calc(var(--bar-bottom-h, 8rem) + 3vh) 6vw;justify-content:flex-start;}
  .about-inner{width:100%;max-width:1400px;display:flex;flex-direction:column;gap:2.6rem;text-align:left;}
  .about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:clamp(2.2rem,4.5vw,4.5rem);align-items:start;}
  .about-label{font-family:'IBM Plex Mono',monospace;font-size:.68rem;letter-spacing:.2em;color:var(--amber);}
  .about-lead{margin-top:1rem;font-family:'Shippori Mincho',serif;font-weight:700;
    font-size:clamp(1.3rem,2.6vw,1.9rem);color:var(--white);line-height:1.7;letter-spacing:.02em;}
  .about-body{margin-top:1.5rem;font-size:clamp(.85rem,1.3vw,1rem);color:var(--steel);line-height:2;}
  .about-table dl{display:flex;flex-direction:column;}
  .about-row{display:flex;gap:1.5rem;padding:1.05rem 0;border-bottom:1px solid rgba(255,255,255,.1);}
  .about-row:first-child{border-top:1px solid rgba(255,255,255,.1);}
  .about-row dt{flex:0 0 7em;font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.1em;color:var(--steel-dark);}
  .about-row dd{margin:0;font-size:.88rem;color:var(--white);line-height:1.75;}

  .panel.track{background:#0b0b0c;height:auto;min-height:100vh;min-height:100dvh;overflow-y:visible;padding:calc(var(--bar-top-h, 6rem) + 3vh) 6vw calc(var(--bar-bottom-h, 8rem) + 3vh) 6vw;justify-content:flex-start;}
  .track-inner{width:100%;max-width:1400px;display:flex;flex-direction:column;gap:2.6rem;text-align:left;}
  .track-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(2rem,4vw,3.2rem);}
  .track-year-block{border-top:1px solid rgba(255,255,255,.14);padding-top:1.2rem;}
  .track-year{font-family:'Oswald',sans-serif;font-weight:700;font-size:clamp(1.8rem,3.4vw,2.4rem);
    color:var(--amber);letter-spacing:.02em;-webkit-text-stroke:0;}
  .track-items{list-style:none;margin:1.2rem 0 0;padding:0;display:flex;flex-direction:column;gap:1rem;}
  .track-items li{font-size:.85rem;color:var(--steel);line-height:1.8;}
  .track-cat{display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:.62rem;letter-spacing:.08em;
    color:var(--white);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
    border-radius:3px;padding:.2em .55em;margin-right:.7em;vertical-align:middle;}

  /* ===== CONTACT（カチンコ型スレート） ===== */
  .panel.contact{background:#0b0b0c;height:auto;min-height:100vh;min-height:100dvh;overflow-y:visible;
    padding:calc(var(--bar-top-h, 6rem) + 3vh) 6vw calc(var(--bar-bottom-h, 8rem) + 3vh) 6vw;
    justify-content:flex-start;}
  .contact-inner{width:100%;max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:2rem;text-align:left;}
  .contact-head{display:flex;flex-direction:column;gap:1rem;}
  .contact-eyebrow{font-family:'IBM Plex Mono',monospace;font-size:.68rem;letter-spacing:.2em;color:var(--amber);}
  .contact-head h2{font-family:'Oswald',sans-serif;font-weight:700;font-size:clamp(1.8rem,4.5vw,3rem);color:var(--white);}
  .contact-lead{margin:0;max-width:56ch;font-size:clamp(.82rem,1.2vw,.95rem);line-height:2;color:var(--steel);}

  .contact-result{display:flex;align-items:flex-start;gap:1rem;padding:1.1rem 1.3rem;border:1px solid;}
  .contact-result p{margin:0;font-size:.85rem;line-height:1.9;}
  .contact-result .rs-label{font-family:'Oswald',sans-serif;font-weight:700;letter-spacing:.14em;
    font-size:.74rem;padding:.25em .7em;flex:none;}
  .contact-result.ok{border-color:var(--amber);background:rgba(255,176,32,.07);color:var(--white);}
  .contact-result.ok .rs-label{background:var(--amber);color:#0b0b0c;}
  .contact-result.ng{border-color:var(--tally);background:rgba(232,35,42,.08);color:var(--white);}
  .contact-result.ng .rs-label{background:var(--tally);color:var(--white);}

  .slate{background:#131416;border:1px solid rgba(255,255,255,.1);}
  .slate-trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}
  .clapbar{height:clamp(30px,5.5vw,44px);
    background:repeating-linear-gradient(115deg,#f3f2ee 0 26px,#131416 26px 52px);
    border-bottom:3px solid #0b0b0c;transform-origin:left center;
    transition:transform .35s cubic-bezier(.34,1.56,.64,1);}
  .slate.clapped .clapbar{transform:rotate(-4deg);}
  .slate-body{padding:clamp(18px,3.4vw,30px);background:#17181a;
    background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px);background-size:100% 3px;}
  .slate-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap;
    border-bottom:1px solid rgba(255,255,255,.16);padding-bottom:12px;}
  .slate-title{font-family:'Oswald',sans-serif;font-weight:700;letter-spacing:.06em;
    font-size:clamp(1.1rem,3.4vw,1.6rem);color:var(--white);}
  .slate-sub{font-family:'IBM Plex Mono',monospace;font-size:.58rem;letter-spacing:.2em;color:var(--steel-dark);}
  .slate-grid{display:grid;grid-template-columns:repeat(2,1fr);}
  .slate-cell{border-bottom:1px solid rgba(255,255,255,.16);border-right:1px solid rgba(255,255,255,.16);
    padding:13px 14px;display:flex;flex-direction:column;gap:7px;}
  .slate-cell:nth-child(2n){border-right:none;}
  .slate-cell.full{grid-column:1 / -1;border-right:none;}
  .slate-cell .k{font-family:'IBM Plex Mono',monospace;font-size:.56rem;letter-spacing:.2em;color:var(--amber);}
  .slate-cell .k em{font-style:normal;color:var(--steel-dark);margin-left:.5em;letter-spacing:.06em;}
  .slate-cell .req{color:var(--tally);margin-left:.4em;}
  .slate-cell:focus-within{background:rgba(255,176,32,.06);}
  .slate input[type=text],.slate input[type=email],.slate input[type=tel],.slate textarea{
    font-family:'IBM Plex Mono',monospace;font-size:.84rem;width:100%;
    background:transparent;border:none;color:var(--white);padding:0;}
  .slate input:focus,.slate textarea:focus{outline:none;}
  .slate input::placeholder,.slate textarea::placeholder{color:#4a4d50;}
  .slate textarea{resize:vertical;line-height:1.85;}
  .slate .chiprow{display:flex;flex-wrap:wrap;gap:8px;}
  .slate .chip{position:relative;}
  .slate .chip input{position:absolute;opacity:0;width:0;height:0;}
  .slate .chip span{display:inline-block;cursor:pointer;font-family:'IBM Plex Mono',monospace;
    font-size:.62rem;letter-spacing:.1em;color:var(--steel);
    border:1px solid rgba(255,255,255,.22);padding:.55em .9em;border-radius:2px;transition:all .2s ease;}
  .slate .chip input:checked + span{color:#0b0b0c;background:var(--amber);border-color:var(--amber);}
  .slate .chip input:focus-visible + span{outline:2px solid var(--amber);outline-offset:2px;}
  .slate-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
    padding:16px 14px 2px;}
  .slate-tc{font-family:'IBM Plex Mono',monospace;font-size:.58rem;letter-spacing:.16em;color:var(--steel-dark);}
  .btn-action{display:inline-flex;align-items:center;gap:.7em;cursor:pointer;
    font-family:'Oswald',sans-serif;font-weight:700;font-size:.92rem;letter-spacing:.14em;
    color:var(--white);background:linear-gradient(180deg,#313437,#0c0d0e);
    border:1px solid #050505;border-radius:6px;padding:.85em 1.6em;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.15),inset 0 -5px 8px rgba(0,0,0,.6),0 3px 0 #050505;
    transition:transform .08s ease,box-shadow .08s ease;}
  .btn-action:active{transform:translateY(3px);box-shadow:inset 0 3px 7px rgba(0,0,0,.85);}
  .btn-action:focus-visible{outline:2px solid var(--amber);outline-offset:3px;}
  .btn-action .dot{width:9px;height:9px;border-radius:50%;background:var(--tally);
    box-shadow:0 0 7px 2px rgba(232,35,42,.55);}

  .site-footer{background:#050505;border-top:1px solid rgba(255,255,255,.08);
    padding:calc(var(--bar-top-h, 6rem) + 2.5rem) 6vw calc(var(--bar-bottom-h, 4rem) + 3rem);
    scroll-snap-align:end;scroll-snap-stop:always;}
  .footer-inner{width:100%;max-width:1400px;margin:0 auto;text-align:left;}
  .footer-top{display:flex;flex-wrap:wrap;gap:clamp(2.5rem,6vw,5rem);justify-content:space-between;}
  .footer-brand .hud-brand{font-size:clamp(1.1rem,2.4vw,1.4rem);}
  .footer-tagline{margin:.9rem 0 0;font-family:'Shippori Mincho',serif;font-weight:600;
    font-size:.9rem;color:var(--steel);letter-spacing:.04em;}
  .footer-logo{display:block;margin-top:1.6rem;width:120px;height:auto;}
  .footer-cols{display:flex;flex-wrap:wrap;gap:clamp(2.2rem,5vw,4.5rem);}
  .footer-col{display:flex;flex-direction:column;gap:.85rem;min-width:9em;}
  .footer-col-title{font-family:'IBM Plex Mono',monospace;font-size:.62rem;letter-spacing:.18em;color:var(--amber);margin-bottom:.3rem;}
  .footer-col a{font-size:.82rem;color:var(--steel);text-decoration:none;cursor:pointer;transition:color .2s ease;}
  .footer-col a:hover{color:var(--white);}
  .footer-sns{display:flex;gap:1.2rem;margin-top:clamp(2.4rem,5vh,3.4rem);padding-top:clamp(1.6rem,3vh,2.2rem);
    border-top:1px solid rgba(255,255,255,.08);}
  .footer-sns a{color:var(--steel);display:flex;transition:color .2s ease;}
  .footer-sns a:hover{color:var(--amber);}
  .footer-sns svg{width:18px;height:18px;}
  .footer-bottom{margin-top:1.6rem;font-family:'IBM Plex Mono',monospace;font-size:.66rem;
    letter-spacing:.05em;color:var(--steel-dark);}

  .article-detail{display:none;position:fixed;inset:0;z-index:70;background:#0b0b0c;
    overflow-y:auto;overscroll-behavior:contain;}
  .article-detail.open{display:block;}
  .detail-back{position:fixed;top:calc(var(--bar-top-h, 3rem) + 50px);left:24px;z-index:71;
    pointer-events:auto;font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.12em;
    color:var(--steel);background:linear-gradient(180deg,#232323,#151515);border:1px solid #050505;
    border-radius:4px;padding:.55em .9em;cursor:pointer;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08),inset 0 -1px 2px rgba(0,0,0,.6),0 1px 2px rgba(0,0,0,.5);}
  .detail-back:hover{color:var(--amber);}
  .detail-hero{position:relative;height:56vh;min-height:340px;display:flex;align-items:flex-end;
    padding:0 0 calc(3.2rem);background-size:cover;background-position:center;}
  .detail-hero .overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.75) 0%,rgba(0,0,0,.25) 55%,rgba(0,0,0,.15) 100%);}
  .detail-hero-content{position:relative;z-index:2;width:80%;max-width:1700px;margin:0 auto;}
  .detail-tag{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.2em;color:var(--amber);}
  .detail-hero-content h1{margin-top:1rem;font-family:'Oswald',sans-serif;font-weight:700;
    font-size:clamp(1.8rem,4.6vw,3.2rem);color:var(--white);line-height:1.3;}
  .detail-meta{margin-top:1.1rem;display:flex;gap:1.5rem;font-family:'IBM Plex Mono',monospace;
    font-size:.7rem;letter-spacing:.06em;color:var(--steel);}
  .detail-body-wrap{display:flex;flex-wrap:wrap;gap:clamp(2rem,4vw,4rem);width:80%;max-width:1700px;
    margin:0 auto;padding:clamp(3rem,6vh,4.5rem) 0 2rem;}
  .detail-body{flex:1 1 480px;min-width:0;text-align:left;}
  .detail-lead{font-family:'Shippori Mincho',serif;font-weight:600;font-size:clamp(1.1rem,1.8vw,1.35rem);
    color:var(--white);line-height:1.9;}
  .detail-body p{margin-top:1.3rem;font-size:.92rem;color:var(--steel);line-height:2;}
  .detail-body blockquote{margin:2rem 0;padding:1.2rem 1.6rem;border-left:2px solid var(--amber);
    font-family:'Shippori Mincho',serif;font-size:1.05rem;color:var(--white);line-height:1.85;}
  .detail-share{flex:0 0 160px;text-align:left;}
  .detail-share-label{display:block;font-family:'IBM Plex Mono',monospace;font-size:.62rem;
    letter-spacing:.18em;color:var(--amber);margin-bottom:1rem;}
  .detail-share-icons{display:flex;gap:1rem;}
  .detail-share-icons a{color:var(--steel);display:flex;transition:color .2s ease;}
  .detail-share-icons a:hover{color:var(--amber);}
  .detail-share-icons svg{width:18px;height:18px;}
  .detail-related{width:80%;max-width:1700px;margin:0 auto;padding:2.5rem 0 calc(var(--bar-bottom-h, 4rem) + 4rem);
    text-align:left;border-top:1px solid rgba(255,255,255,.1);}
  .detail-related-title{display:block;font-family:'IBM Plex Mono',monospace;font-size:.68rem;
    letter-spacing:.2em;color:var(--amber);margin-bottom:1.6rem;}
  .detail-related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.6rem;}
  .detail-related-grid .article-card{cursor:pointer;}

  #intro{position:fixed;inset:0;z-index:50;}
  #iris{position:fixed;inset:0;z-index:2;width:100%;height:100%;display:block;pointer-events:none;}
  #seams{transition:opacity .2s linear;}

  .hud-front{position:fixed;inset:0;pointer-events:none;z-index:5;}
  @keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
  .counter{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;}
  .counter .pct{font-family:'Oswald',sans-serif;font-size:clamp(2.4rem,6vw,3.6rem);font-weight:500;letter-spacing:.02em;transition:opacity .4s ease;}
  .counter .loadbar{margin:.9rem auto 0;width:min(46vw,220px);height:2px;background:rgba(255,255,255,.15);
    overflow:hidden;transition:opacity .4s ease;}
  .counter .loadbar-fill{width:0%;height:100%;background:var(--amber);box-shadow:0 0 6px rgba(255,176,32,.7);
    transition:width .15s linear;}
  .counter .hint{margin-top:.6rem;font-size:.72rem;letter-spacing:.24em;color:var(--steel-dark);opacity:0;transition:opacity .5s ease;}
  #intro.peek .counter .hint{opacity:1;color:var(--amber);transition:opacity .15s linear;}
  #intro.peek .counter .pct{opacity:0;}
  #intro.peek .counter .loadbar{opacity:0;}
  /* ブランド表記：GUIDESを消しても残るよう .guides の外で最前面に固定 */
  .hud-brand-fixed{position:fixed;top:0;left:0;z-index:95;pointer-events:none;
    height:var(--bar-top-h, 6rem);display:flex;flex-direction:column;justify-content:center;gap:.15em;
    padding-left:clamp(.8rem,3.5vw,2.6rem);}
  /* 上帯はTCだけになったので中央揃え */
  .bar.top .hud-row{justify-content:center;}
  /* MENUは上帯の右端（旧DC IN の位置）に配置 */
  .hud-controls{position:fixed;top:0;right:0;z-index:79;
    height:var(--bar-top-h, 6rem);padding-right:clamp(.8rem,3.5vw,2.6rem);
    display:flex;align-items:center;gap:.6rem;pointer-events:none;}
  .guides-btn{position:fixed;bottom:calc(var(--bar-bottom-h, 8rem) + 50px);right:24px;z-index:60;}
  .hw-btn{pointer-events:auto;font-family:'IBM Plex Mono',monospace;
    font-size:.72rem;letter-spacing:.12em;color:var(--steel);background:linear-gradient(180deg,#232323,#151515);
    border:1px solid #050505;border-radius:4px;padding:.55em .9em;cursor:pointer;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08),inset 0 -1px 2px rgba(0,0,0,.6),0 1px 2px rgba(0,0,0,.5);}
  .hw-btn:active,.hw-btn.on{color:var(--amber);box-shadow:inset 0 2px 3px rgba(0,0,0,.75),inset 0 -1px 0 rgba(255,255,255,.05);}
  /* MENU：スイッチャーの物理キー風。指で押しやすいサイズを確保する */
  .nav-toggle{pointer-events:auto;position:relative;cursor:pointer;
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.42em;
    width:clamp(66px,7.4vw,84px);min-height:clamp(56px,6.4vw,70px);
    padding:.6em .5em;border-radius:8px;border:1px solid #050505;
    background:linear-gradient(180deg,#313437 0%,#1a1c1e 52%,#0c0d0e 100%);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.15),
               inset 0 -5px 8px rgba(0,0,0,.65),
               0 3px 0 #050505,
               0 6px 12px rgba(0,0,0,.55);
    transition:transform .08s ease,box-shadow .08s ease;}
  .nav-toggle:active{transform:translateY(3px);
    box-shadow:inset 0 3px 7px rgba(0,0,0,.85),inset 0 -1px 0 rgba(255,255,255,.05),0 0 0 #050505;}
  .nav-toggle:focus-visible{outline:2px solid var(--amber);outline-offset:3px;}
  .nav-toggle .key-led{position:absolute;top:6px;right:7px;width:5px;height:5px;border-radius:50%;
    background:#2a2c2e;box-shadow:inset 0 0 2px rgba(0,0,0,.9);transition:background .25s ease,box-shadow .25s ease;}
  .nav-toggle.open .key-led{background:var(--amber);box-shadow:0 0 6px 2px rgba(255,176,32,.7);}
  .nav-toggle .bars{display:flex;flex-direction:column;gap:4px;}
  .nav-toggle .bars span{display:block;width:26px;height:2.5px;border-radius:1px;
    background:var(--steel);transition:background .2s ease;}
  .nav-toggle.open .bars span{background:var(--amber);}
  .nav-toggle .key-label{font-family:'IBM Plex Mono',monospace;font-size:.6rem;letter-spacing:.14em;
    line-height:1;color:var(--steel);transition:color .2s ease;}
  .nav-toggle.open .key-label{color:var(--amber);}

  .nav-overlay{position:fixed;inset:0;z-index:90;background:rgba(6,6,7,.98);
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    opacity:0;pointer-events:none;transition:opacity .35s ease;}
  .nav-overlay.open{opacity:1;pointer-events:auto;}
  .nav-close{position:absolute;top:calc(var(--bar-top-h, 3rem) + 50px);right:24px;
    background:none;border:1px solid rgba(255,255,255,.25);border-radius:4px;color:var(--steel);
    font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.12em;padding:.55em .9em;cursor:pointer;}
  .nav-close:hover{color:var(--amber);border-color:var(--amber);}
  .nav-menu{display:flex;flex-direction:column;align-items:center;gap:clamp(.6rem,2vh,1.1rem);}
  .nav-menu a{display:flex;align-items:baseline;gap:1.1rem;text-decoration:none;color:var(--steel);
    font-family:'Oswald',sans-serif;font-weight:600;font-size:clamp(1.3rem,3.6vw,2.2rem);
    letter-spacing:.02em;transition:color .2s ease;}
  .nav-menu a .num{font-family:'IBM Plex Mono',monospace;font-weight:400;font-size:.55em;
    letter-spacing:.1em;color:var(--steel-dark);}
  .nav-menu a:hover,.nav-menu a:hover .num{color:var(--amber);}
  .nav-sns{display:flex;gap:1.4rem;margin-top:clamp(2rem,5vh,3.2rem);}
  .nav-sns a{color:var(--steel);display:flex;transition:color .2s ease;}
  .nav-sns a:hover{color:var(--amber);}
  .nav-sns svg{width:20px;height:20px;}
  .guides{position:fixed;inset:0;z-index:40;pointer-events:none;opacity:0;transition:opacity .3s ease;
    display:flex;flex-direction:column;justify-content:space-between;}
  .guides.on{opacity:1;}
  .guides .bar{position:relative;left:0;right:0;flex:none;background:rgba(0,0,0,.8);
    display:flex;flex-direction:column;justify-content:center;align-items:stretch;gap:clamp(.16rem,.4vw,.3rem);
    padding:clamp(.5rem,1.1vh,.85rem) 0;}
  .guides .bar.top{padding:clamp(1.7rem,4.4vh,2.6rem) 0;}
  .guides .bar.bottom{gap:clamp(.08rem,.2vw,.15rem);}
  .hud-middle{position:relative;flex:1 1 auto;min-height:0;}

  .guides .cross{position:absolute;top:50%;left:50%;width:1px;height:28px;background:rgba(255,255,255,.85);transform:translate(-50%,-50%);}
  .guides .cross::after{content:'';position:absolute;top:50%;left:50%;width:28px;height:1px;background:rgba(255,255,255,.85);transform:translate(-50%,-50%);}

  .bracket{position:absolute;width:clamp(20px,3.6vw,40px);height:clamp(20px,3.6vw,40px);border:2px solid rgba(255,255,255,.8);}
  .bracket.tl{top:16px;left:5vw;border-right:none;border-bottom:none;}
  .bracket.tr{top:16px;right:5vw;border-left:none;border-bottom:none;}
  .bracket.bl{bottom:16px;left:5vw;border-right:none;border-top:none;}
  .bracket.br{bottom:16px;right:5vw;border-left:none;border-top:none;}

  .hud-row{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;row-gap:.35em;
    padding:0 clamp(.8rem,3.5vw,2.6rem);font-family:'IBM Plex Mono',monospace;color:var(--white);}
  .hud-chip-row{display:flex;align-items:stretch;justify-content:center;flex-wrap:wrap;
    gap:clamp(.4rem,1.6vw,1rem);padding:0 clamp(.8rem,3.5vw,2.6rem);}

  .hud-brand-wrap{display:flex;flex-direction:column;gap:.15em;flex:none;}
  .hud-brand{font-family:'Oswald',sans-serif;font-weight:600;font-size:clamp(.9rem,2.3vw,1.25rem);
    letter-spacing:.06em;color:var(--white);flex:none;}
  .hud-brand em{font-style:normal;font-weight:300;color:var(--steel-dark);}
  .hud-brand-sub{font-family:'IBM Plex Mono',monospace;font-weight:300;font-size:clamp(.42rem,.78vw,.56rem);
    letter-spacing:.22em;color:var(--steel-dark);}
  .hud-tc{font-size:clamp(.56rem,1.1vw,.74rem);font-weight:400;letter-spacing:.08em;color:var(--steel);flex:none;}
  .hud-tc b{color:var(--amber);font-weight:500;}
  .hud-batt{flex:none;display:flex;align-items:center;gap:.5em;color:var(--steel-dark);
    font-size:clamp(.5rem,1vw,.64rem);letter-spacing:.07em;}
  .hud-batt svg{width:clamp(16px,2.2vw,22px);height:auto;display:block;}

  .hud-chip{border:1px solid rgba(255,255,255,.28);border-radius:3px;
    padding:clamp(.06rem,.2vw,.14rem) clamp(.35rem,1.1vw,.6rem);
    display:flex;flex-direction:column;align-items:center;line-height:1.15;flex:none;}
  .hud-chip .lbl{font-size:clamp(.4rem,.75vw,.5rem);color:var(--steel-dark);letter-spacing:.12em;}
  .hud-chip .val{font-size:clamp(.56rem,1.25vw,.74rem);font-weight:500;color:var(--steel);white-space:nowrap;letter-spacing:.02em;}
  .hud-chip .val small{font-size:.62em;color:var(--steel-dark);margin-left:.2em;font-weight:400;}

  .hud-meta{font-size:clamp(.44rem,.85vw,.58rem);letter-spacing:.08em;color:var(--steel-dark);flex:none;}
  .hud-fstop{font-size:clamp(.6rem,1.15vw,1.35rem);font-weight:600;color:var(--white);letter-spacing:.02em;}
  .hud-meta b{color:var(--steel);font-weight:500;}
  .hud-rec-row{display:flex;padding:0 clamp(.8rem,3.5vw,2.6rem);}
  .hud-rec{display:inline-flex;align-items:center;gap:.5em;font-family:'IBM Plex Mono',monospace;
    font-size:clamp(.6rem,1vw,.78rem);letter-spacing:.14em;font-weight:600;color:var(--tally);}
  .rec-dot{width:.6em;height:.6em;border-radius:50%;background:var(--tally);
    box-shadow:0 0 6px 1px rgba(232,35,42,.8);animation:recBlink 1.1s ease-in-out infinite;}
  @keyframes recBlink{
    0%,55%{opacity:1;box-shadow:0 0 10px 3px rgba(232,35,42,.95);}
    75%,100%{opacity:.25;box-shadow:0 0 3px 0 rgba(232,35,42,.3);}
  }
  .hud-ruler-row{display:flex;justify-content:center;}
  .hud-ruler{flex:none;display:flex;flex-direction:column;align-items:center;gap:.18em;}
  .hud-ruler .nums{display:flex;gap:clamp(.3em,1vw,.55em);font-size:clamp(.42rem,.85vw,.58rem);color:var(--steel-dark);}
  .hud-ruler .ticks{display:flex;gap:clamp(.3em,1vw,.55em);}
  .hud-ruler .ticks span{width:1px;height:7px;background:var(--steel-dark);}
  .hud-ruler .ticks span.mid{height:11px;width:1.5px;background:var(--amber);}
  .hud-ruler .arrow{width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-bottom:6px solid var(--amber);}

  @media (max-width:1024px){
    .eq-table .c-spc{display:none;}
    .eq-table thead th.c-spc{display:none;}
  }
  @media (max-width:640px){
    .slate-grid{grid-template-columns:1fr;}
    .slate-cell{border-right:none;}
    .slate-foot{padding:16px 0 2px;}
    .btn-action{width:100%;justify-content:center;}
    .intro-main{font-size:clamp(1.32rem,6.6vw,2rem);}
    .intro-sub{font-size:.72rem;line-height:1.95;}
    .eq-table .c-brd,.eq-table thead th.c-brd{display:none;}
    .eq-table .c-cat{width:auto;}
    .eq-table td{padding:.55rem .45rem;}
    #eqTagRow{
      flex-wrap:nowrap;
      overflow-x:auto;
      -webkit-overflow-scrolling:touch;
      scrollbar-width:none;
      padding:4px 52px 6px 2px; /* 右端のOTHERまでスクロールしたとき、右の現在地ナビと重ならない余白 */
      -webkit-mask-image:linear-gradient(90deg,#000 88%,transparent 100%);
      mask-image:linear-gradient(90deg,#000 88%,transparent 100%);
    }
    #eqTagRow::-webkit-scrollbar{display:none;}
    #eqTagRow .tag-btn{flex:0 0 auto;}
    .equipment-swipe-hint{display:flex;}
    .swipe-finger{display:block;}
    .hud-controls{top:0;bottom:auto;right:0;padding-right:12px;z-index:79;}
    .nav-toggle{width:64px;min-height:56px;}
    .nav-toggle .bars span{width:24px;}
    .hud-brand-fixed{padding-left:12px;}
    /* 下帯の中に置くとDC IN表示に重なるため、帯の上へ逃がす */
    .guides-btn{bottom:calc(var(--bar-bottom-h, 8rem) + 10px);right:14px;font-size:.6rem;padding:.4em .6em;}
  }
  @media (min-width:1025px){
    .article-grid{grid-template-columns:repeat(4,1fr);}
  }
  .article-card.over-limit{display:none;}
  .feature-more{margin-top:.4rem;display:flex;justify-content:center;}
  .feature-more a{pointer-events:auto;font-family:'IBM Plex Mono',monospace;font-size:.78rem;
    letter-spacing:.12em;color:var(--white);text-decoration:none;
    border:1px solid rgba(255,255,255,.3);border-radius:3px;padding:.7em 1.8em;
    background:linear-gradient(180deg,#1c1c1c,#0e0e0e);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 2px 6px rgba(0,0,0,.4);
    transition:border-color .2s ease,color .2s ease;}
  .feature-more a:hover{border-color:var(--amber);color:var(--amber);}

  .equipment-more{margin-top:1.4rem;display:flex;justify-content:center;}
  .equipment-more button{pointer-events:auto;cursor:pointer;font-family:'IBM Plex Mono',monospace;font-size:.78rem;
    letter-spacing:.12em;color:var(--white);text-decoration:none;
    border:1px solid rgba(255,255,255,.3);border-radius:3px;padding:.7em 1.8em;
    background:linear-gradient(180deg,#1c1c1c,#0e0e0e);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 2px 6px rgba(0,0,0,.4);
    transition:border-color .2s ease,color .2s ease;}
  .equipment-more button:hover{border-color:var(--amber);color:var(--amber);}
  .equipment-more.is-hidden{display:none;}