/* =========================================================================
   アブシリーズ — 産業・プロ向け 共有デザインシステム
   Safety & Clean Life / OTS
   ========================================================================= */

/* ---- Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@600;700;800;900&family=Zen+Kaku+Gothic+New:wght@500;700;900&family=Noto+Sans+JP:wght@400;500;700&family=Roboto+Mono:wght@500;700&display=swap');

/* ============================== TOKENS ================================== */
:root{
  /* Ink / surfaces */
  --ink:        #101619;
  --ink-soft:   #3B4951;
  --ink-faint:  #6A7880;
  --paper:      #FFFFFF;
  --bg:         #EEF1F2;
  --bg-2:       #E4E9EB;
  --line:       #D3DBDE;
  --line-soft:  #E5EAEC;

  /* Brand — petrol navy + safety orange */
  --navy:       #0C2A39;
  --navy-700:   #0F3548;
  --navy-600:   #16455C;
  --steel:      #335A6E;
  --accent:     #FF5A1F;   /* safety orange — CTA / energy */
  --accent-700: #E0420A;
  --eco:        #11876A;   /* biodegradable / clean */

  /* Per-product accents */
  --abul:       #1C72C4;   /* 洗剤 — blue  */
  --abul-bg:    #EAF2FB;
  --abreeze:    #0E9E8C;   /* 吸着シート — teal */
  --abreeze-bg: #E6F5F2;
  --abreak:     #E2811A;   /* 分解剤 — amber */
  --abreak-bg:  #FBF1E2;
  --abdelux:    #0C2A39;   /* キット — navy */
  --abdelux-bg: #E7EDF0;

  /* Type */
  --f-latin: 'Archivo', sans-serif;
  --f-disp:  'Zen Kaku Gothic New','Noto Sans JP', sans-serif;
  --f-body:  'Noto Sans JP', sans-serif;
  --f-mono:  'Roboto Mono', monospace;

  /* Layout */
  --maxw: 1240px;
  --gut: clamp(20px, 5vw, 64px);
  --radius: 6px;
  --shadow-sm: 0 1px 2px rgba(16,22,25,.06), 0 2px 8px rgba(16,22,25,.05);
  --shadow:    0 8px 30px rgba(16,22,25,.10);
  --shadow-lg: 0 24px 60px rgba(16,22,25,.16);
}

/* ============================== RESET ================================== */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--f-body); font-weight:400; line-height:1.7;
  font-feature-settings:"palt" 1;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
h1,h2,h3,h4,p{ margin:0; }
ul{ margin:0; padding:0; list-style:none; }

/* ============================== HELPERS ================================ */
.wrap{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:var(--gut); }
.section{ padding-block:clamp(64px,9vw,128px); }
.eyebrow{
  font-family:var(--f-mono); font-weight:700; font-size:12px; letter-spacing:.22em;
  text-transform:uppercase; color:var(--accent); display:inline-flex; align-items:center; gap:10px;
}
.eyebrow::before{ content:""; width:26px; height:2px; background:currentColor; display:inline-block; }
.eyebrow.on-dark{ color:var(--accent); }
.eyebrow.muted::before{ background:var(--ink-faint); }
.eyebrow.muted{ color:var(--ink-faint); }

.h-xxl{ font-family:var(--f-disp); font-weight:900; line-height:1.02; letter-spacing:.01em;
        font-size:clamp(40px,7vw,86px); }
.h-xl{ font-family:var(--f-disp); font-weight:900; line-height:1.08; letter-spacing:.01em;
       font-size:clamp(30px,4.6vw,56px); }
.h-lg{ font-family:var(--f-disp); font-weight:700; line-height:1.18;
       font-size:clamp(22px,2.8vw,34px); }
.h-md{ font-family:var(--f-disp); font-weight:700; line-height:1.3; font-size:clamp(18px,2vw,22px); }
.lead{ font-size:clamp(16px,1.4vw,19px); color:var(--ink-soft); line-height:1.85; }
.kicker-num{ font-family:var(--f-latin); font-weight:800; font-variant-numeric:tabular-nums; }

.tag{ display:inline-flex; align-items:center; gap:7px; font-family:var(--f-mono); font-weight:700;
      font-size:11px; letter-spacing:.12em; text-transform:uppercase; padding:6px 11px;
      border:1px solid var(--line); border-radius:100px; color:var(--ink-soft); background:var(--paper); }

/* Buttons */
.btn{ display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-family:var(--f-disp); font-weight:700; font-size:15px; line-height:1;
  padding:16px 26px; border-radius:var(--radius); border:1.5px solid transparent;
  transition:transform .12s ease, background .15s ease, box-shadow .15s ease, color .15s ease; }
.btn:active{ transform:translateY(1px); }
.btn-primary{ background:var(--accent); color:#fff; box-shadow:0 6px 18px rgba(255,90,31,.32); }
.btn-primary:hover{ background:var(--accent-700); box-shadow:0 10px 26px rgba(255,90,31,.4); }
.btn-dark{ background:var(--navy); color:#fff; }
.btn-dark:hover{ background:var(--navy-600); }
.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--line); }
.btn-ghost:hover{ border-color:var(--ink); }
.btn-ghost.on-dark{ color:#fff; border-color:rgba(255,255,255,.32); }
.btn-ghost.on-dark:hover{ border-color:#fff; background:rgba(255,255,255,.08); }
.btn .arr{ transition:transform .15s ease; }
.btn:hover .arr{ transform:translateX(3px); }

/* ============================== HEADER ================================= */
.site-top{ background:var(--navy); color:#cfe0e8; font-family:var(--f-mono); font-size:11.5px;
  letter-spacing:.08em; }
.site-top .wrap{ display:flex; justify-content:space-between; align-items:center; height:38px; }
.site-top .tline{ display:flex; gap:22px; align-items:center; }
.site-top b{ color:#fff; }
.site-top .ttag{ color:var(--accent); font-weight:700; }

.site-header{ position:sticky; top:0; z-index:50; background:rgba(255,255,255,.86);
  backdrop-filter:saturate(140%) blur(12px); border-bottom:1px solid var(--line); }
.site-header .wrap{ display:flex; align-items:center; gap:32px; height:74px; }
.brand{ display:flex; align-items:center; gap:12px; }
.brand .mark{ width:38px; height:38px; border-radius:8px; background:var(--navy); color:#fff;
  display:flex; align-items:center; justify-content:center; line-height:1; white-space:nowrap;
  font-family:var(--f-latin); font-weight:900; font-size:18px; letter-spacing:-.02em; }
.brand .mark span{ color:var(--accent); }
.brand .bt{ display:flex; flex-direction:column; line-height:1; }
.brand .bt b{ font-family:var(--f-latin); font-weight:900; font-size:18px; letter-spacing:.02em; }
.brand .bt small{ font-family:var(--f-mono); font-size:9.5px; letter-spacing:.18em; color:var(--ink-faint);
  text-transform:uppercase; margin-top:4px; }
.nav{ display:flex; gap:6px; margin-left:auto; }
.nav a{ font-family:var(--f-disp); font-weight:700; font-size:14.5px; padding:10px 14px; border-radius:6px;
  color:var(--ink-soft); transition:color .15s, background .15s; }
.nav a:hover{ color:var(--ink); background:var(--bg); }
.nav a.active{ color:var(--navy); }
.header-cta{ display:flex; align-items:center; gap:10px; }
.menu-btn{ display:none; }

@media(max-width:920px){
  .nav, .header-cta .btn-ghost{ display:none; }
  .menu-btn{ display:inline-flex; }
}

/* ============================== FOOTER ================================= */
.site-footer{ background:var(--navy); color:#b9cdd7; padding-block:64px 32px; }
.site-footer a{ color:#b9cdd7; transition:color .15s; }
.site-footer a:hover{ color:#fff; }
.foot-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:40px; }
.foot-grid h5{ font-family:var(--f-mono); font-size:11px; letter-spacing:.16em; text-transform:uppercase;
  color:#6f8a97; margin:0 0 16px; }
.foot-grid li{ margin-bottom:11px; font-size:14px; }
.foot-brand .mark{ width:44px; height:44px; border-radius:9px; background:#fff; color:var(--navy);
  display:flex; align-items:center; justify-content:center; line-height:1; white-space:nowrap;
  font-family:var(--f-latin); font-weight:900; font-size:21px; }
.foot-brand .mark span{ color:var(--accent); }
.foot-bottom{ border-top:1px solid rgba(255,255,255,.12); margin-top:48px; padding-top:24px;
  display:flex; justify-content:space-between; gap:16px; font-size:12px; color:#7e98a4; flex-wrap:wrap; }
@media(max-width:760px){ .foot-grid{ grid-template-columns:1fr 1fr; } }

/* ============================== CARDS / GRID =========================== */
.card{ background:var(--paper); border:1px solid var(--line); border-radius:var(--radius); }

/* product card */
.prodcard{ position:relative; background:var(--paper); border:1px solid var(--line);
  border-radius:10px; overflow:hidden; display:flex; flex-direction:column;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s; }
.prodcard:hover{ transform:translateY(-4px); box-shadow:var(--shadow); border-color:var(--p,#bbb); }
.prodcard .pc-media{ position:relative; aspect-ratio:4/3; background:var(--pbg,#eef); display:grid;
  place-items:center; border-bottom:1px solid var(--line); }
.prodcard .pc-media image-slot{ width:78%; height:78%; }
.prodcard .pc-no{ position:absolute; top:14px; left:14px; font-family:var(--f-latin); font-weight:900;
  font-size:13px; color:var(--p,#444); background:#fff; border-radius:5px; padding:4px 9px; letter-spacing:.04em; }
.prodcard .pc-body{ padding:22px 22px 24px; display:flex; flex-direction:column; gap:10px; flex:1; }
.prodcard .pc-role{ font-family:var(--f-mono); font-weight:700; font-size:11px; letter-spacing:.12em;
  text-transform:uppercase; color:var(--p,#444); }
.prodcard .pc-name{ font-family:var(--f-disp); font-weight:900; font-size:24px; line-height:1.1;
  display:flex; align-items:baseline; gap:10px; }
.prodcard .pc-name .en{ font-family:var(--f-latin); font-weight:800; font-size:14px; color:var(--ink-faint);
  letter-spacing:.06em; }
.prodcard .pc-desc{ font-size:14px; color:var(--ink-soft); line-height:1.7; }
.prodcard .pc-foot{ margin-top:auto; padding-top:14px; display:flex; align-items:center;
  justify-content:space-between; border-top:1px solid var(--line-soft); }
.prodcard .pc-price{ font-family:var(--f-latin); font-weight:800; font-size:17px; font-variant-numeric:tabular-nums; }
.prodcard .pc-price small{ font-family:var(--f-body); font-weight:400; font-size:11px; color:var(--ink-faint); }
.prodcard .pc-link{ font-family:var(--f-disp); font-weight:700; font-size:13px; color:var(--p,#333);
  display:inline-flex; align-items:center; gap:6px; }
.prodcard:hover .pc-link .arr{ transform:translateX(3px); }

/* stat */
.stat{ display:flex; flex-direction:column; gap:6px; }
.stat .v{ font-family:var(--f-latin); font-weight:900; font-variant-numeric:tabular-nums;
  font-size:clamp(40px,5vw,64px); line-height:1; letter-spacing:-.02em; }
.stat .v small{ font-size:.42em; font-weight:800; }
.stat .l{ font-size:13.5px; color:var(--ink-soft); }

/* feature row */
.feat{ display:flex; gap:18px; align-items:flex-start; }
.feat .ic{ flex:none; width:48px; height:48px; border-radius:10px; display:grid; place-items:center;
  background:var(--navy); color:#fff; }
.feat .ic svg{ width:24px; height:24px; }
.feat h4{ font-family:var(--f-disp); font-weight:700; font-size:18px; margin-bottom:6px; }
.feat p{ font-size:14.5px; color:var(--ink-soft); }

/* FAQ */
.faq{ border-top:1px solid var(--line); }
.faq details{ border-bottom:1px solid var(--line); }
.faq summary{ list-style:none; cursor:pointer; padding:24px 8px; display:flex; gap:18px; align-items:flex-start;
  font-family:var(--f-disp); font-weight:700; font-size:clamp(16px,1.7vw,19px); }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary .q{ font-family:var(--f-mono); color:var(--accent); font-size:15px; flex:none; padding-top:1px; }
.faq summary .pm{ margin-left:auto; flex:none; width:24px; height:24px; position:relative; transition:transform .25s; }
.faq summary .pm::before,.faq summary .pm::after{ content:""; position:absolute; background:var(--ink);
  inset:50% 0 auto; height:2px; transform:translateY(-50%); }
.faq summary .pm::after{ inset:0 50% auto; width:2px; height:100%; }
.faq details[open] summary .pm{ transform:rotate(45deg); }
.faq .a{ padding:0 8px 26px 50px; color:var(--ink-soft); font-size:15px; line-height:1.85; }

/* review */
.review{ background:var(--paper); border:1px solid var(--line); border-radius:10px; padding:26px;
  display:flex; flex-direction:column; gap:14px; }
.stars{ display:flex; gap:3px; color:var(--accent); }
.stars svg{ width:17px; height:17px; }
.review .rq{ font-family:var(--f-disp); font-weight:700; font-size:17px; line-height:1.5; }
.review .rb{ font-size:14px; color:var(--ink-soft); line-height:1.8; }
.review .rmeta{ margin-top:auto; display:flex; align-items:center; gap:12px; padding-top:8px;
  border-top:1px solid var(--line-soft); }
.review .rav{ width:38px; height:38px; border-radius:50%; background:var(--bg-2); display:grid; place-items:center;
  font-family:var(--f-latin); font-weight:800; color:var(--ink-soft); font-size:14px; }
.review .rname{ font-weight:700; font-size:13.5px; }
.review .rrole{ font-size:12px; color:var(--ink-faint); }

/* spec table */
.spec{ width:100%; border-collapse:collapse; font-size:14.5px; }
.spec th,.spec td{ text-align:left; padding:15px 4px; border-bottom:1px solid var(--line); vertical-align:top; }
.spec th{ width:34%; font-family:var(--f-disp); font-weight:700; color:var(--ink); }
.spec td{ color:var(--ink-soft); }

/* breadcrumb */
.crumb{ font-family:var(--f-mono); font-size:11.5px; letter-spacing:.08em; color:var(--ink-faint);
  display:flex; gap:10px; align-items:center; }
.crumb a:hover{ color:var(--ink); }
.crumb .sep{ opacity:.5; }

/* utilities */
.grid{ display:grid; }
.flex{ display:flex; }
.muted{ color:var(--ink-soft); }
.center{ text-align:center; }
.mono{ font-family:var(--f-mono); }
.hr{ height:1px; background:var(--line); border:0; }
[hidden]{ display:none !important; }

/* reveal on scroll */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in{ opacity:1; transform:none; }
@media(prefers-reduced-motion:reduce){ .reveal{ opacity:1; transform:none; } }

/* ======================================================================
   PRODUCT PAGE
   ====================================================================== */
.pp-head{ background:var(--pp-bg,var(--bg)); border-bottom:1px solid var(--line); }
.pp-head .wrap{ padding-block:18px; }

.pp-hero .wrap{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(32px,5vw,72px);
  align-items:start; padding-block:clamp(40px,6vw,72px); }
/* gallery */
.gallery{ position:sticky; top:96px; }
.gallery .main{ position:relative; aspect-ratio:1/1; border-radius:14px; overflow:hidden;
  background:var(--pp-tint,#eef); border:1px solid var(--line); }
.gallery .main image-slot{ width:100%; height:100%; }
.gallery .main .gtag{ position:absolute; top:16px; left:16px; font-family:var(--f-mono); font-weight:700;
  font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:#fff; background:var(--p,#333);
  padding:6px 12px; border-radius:5px; }
.gallery .gen{ position:absolute; right:14px; bottom:10px; font-family:var(--f-latin); font-weight:900;
  font-size:54px; color:rgba(0,0,0,.06); letter-spacing:-.03em; pointer-events:none; }
.gallery .thumbs{ display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-top:12px; }
.gallery .thumbs image-slot{ aspect-ratio:1/1; border-radius:8px; border:1px solid var(--line);
  background:var(--pp-tint,#eef); width:100%; }

/* info */
.pp-info .role{ display:inline-flex; align-items:center; gap:8px; font-family:var(--f-mono); font-weight:700;
  font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:#fff; background:var(--p,#333);
  padding:7px 13px; border-radius:100px; }
.pp-info h1{ font-family:var(--f-disp); font-weight:900; font-size:clamp(34px,4.6vw,56px); line-height:1.05;
  margin:18px 0 6px; display:flex; align-items:baseline; gap:14px; flex-wrap:wrap; }
.pp-info h1 .en{ font-family:var(--f-latin); font-weight:800; font-size:.36em; color:var(--ink-faint);
  letter-spacing:.04em; }
.pp-info .tagline{ font-family:var(--f-disp); font-weight:700; font-size:clamp(17px,1.8vw,21px);
  color:var(--p,#333); margin-bottom:18px; }
.pp-info .desc{ font-size:15.5px; color:var(--ink-soft); line-height:1.85; }
.pp-rate{ display:flex; align-items:center; gap:12px; margin:18px 0 4px; }
.pp-rate .stars{ display:flex; gap:2px; color:var(--accent); }
.pp-rate .stars svg{ width:16px; height:16px; }
.pp-rate .rn{ font-size:13px; color:var(--ink-faint); }
.pp-bul{ display:grid; gap:12px; margin:24px 0; }
.pp-bul li{ display:flex; gap:12px; align-items:flex-start; font-size:14.5px; color:var(--ink); }
.pp-bul li .ck{ flex:none; width:22px; height:22px; border-radius:50%; background:var(--pp-tint,#eef);
  color:var(--p,#333); display:grid; place-items:center; margin-top:1px; }
.pp-bul li .ck svg{ width:13px; height:13px; }

/* buy box */
.buybox{ border:1px solid var(--line); border-radius:12px; padding:24px; background:var(--paper);
  box-shadow:var(--shadow-sm); margin-top:8px; }
.buybox .opt-label{ font-family:var(--f-disp); font-weight:700; font-size:13px; margin-bottom:10px;
  display:flex; justify-content:space-between; }
.variant-row{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:20px; }
.variant{ flex:1; min-width:120px; border:1.5px solid var(--line); border-radius:8px; padding:12px 14px;
  cursor:pointer; transition:border-color .15s, background .15s; background:var(--paper); text-align:left; }
.variant.active{ border-color:var(--p,#333); background:var(--pp-tint,#eef); }
.variant .vt{ font-family:var(--f-disp); font-weight:700; font-size:14px; }
.variant .vp{ font-family:var(--f-latin); font-weight:800; font-size:13px; color:var(--ink-soft);
  font-variant-numeric:tabular-nums; margin-top:3px; }
.price-row{ display:flex; align-items:baseline; gap:10px; margin-bottom:18px; }
.price-row .pnow{ font-family:var(--f-latin); font-weight:900; font-size:34px; font-variant-numeric:tabular-nums;
  letter-spacing:-.01em; }
.price-row .ptax{ font-size:12px; color:var(--ink-faint); }
.price-row .pstk{ margin-left:auto; font-family:var(--f-mono); font-size:11px; font-weight:700;
  letter-spacing:.08em; color:var(--eco); display:inline-flex; align-items:center; gap:6px; }
.price-row .pstk::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--eco); }
.qty-cart{ display:flex; gap:12px; }
.qty{ display:flex; align-items:center; border:1.5px solid var(--line); border-radius:8px; overflow:hidden; }
.qty button{ width:44px; height:52px; background:var(--paper); border:0; font-size:20px; color:var(--ink); }
.qty button:hover{ background:var(--bg); }
.qty input{ width:48px; height:52px; border:0; text-align:center; font-family:var(--f-latin); font-weight:800;
  font-size:16px; -moz-appearance:textfield; }
.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{ -webkit-appearance:none; margin:0; }
.buybox .btn-cart{ flex:1; height:52px; padding:0; }
.buybox .subbtns{ display:flex; gap:12px; margin-top:12px; }
.buybox .subbtns .btn{ flex:1; padding:13px; font-size:14px; }
.trust{ display:flex; gap:8px 18px; flex-wrap:wrap; margin-top:18px; padding-top:18px;
  border-top:1px solid var(--line-soft); }
.trust span{ display:inline-flex; align-items:center; gap:7px; font-size:12px; color:var(--ink-soft); }
.trust span svg{ width:15px; height:15px; color:var(--p,#333); }

@media(max-width:880px){
  .pp-hero .wrap{ grid-template-columns:1fr; }
  .gallery{ position:static; }
}

/* product section banding */
.pp-band{ background:var(--pp-band,var(--bg)); }
.pp-band-dark{ background:var(--navy); color:#fff; }
.pp-band-dark .lead{ color:#a9c0cb; }

/* feature cards (product) */
.fcards{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:50px; }
.fcard{ background:var(--paper); border:1px solid var(--line); border-radius:12px; padding:30px 26px; }
.fcard .ic{ width:50px; height:50px; border-radius:11px; display:grid; place-items:center;
  background:var(--pp-tint,#eef); color:var(--p,#333); margin-bottom:18px; }
.fcard .ic svg{ width:26px; height:26px; }
.fcard h3{ font-family:var(--f-disp); font-weight:700; font-size:19px; margin-bottom:8px; }
.fcard p{ font-size:14.5px; color:var(--ink-soft); line-height:1.75; }
.fcard .fnum{ font-family:var(--f-latin); font-weight:900; font-size:13px; color:var(--p,#333);
  letter-spacing:.06em; }
@media(max-width:860px){ .fcards{ grid-template-columns:1fr; } }

/* how-to steps (horizontal) */
.howto{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; margin-top:50px;
  border:1px solid var(--line); border-radius:12px; overflow:hidden; background:var(--paper); }
.howstep{ padding:30px 26px; border-right:1px solid var(--line); position:relative; }
.howstep:last-child{ border-right:0; }
.howstep .hn{ font-family:var(--f-latin); font-weight:900; font-size:13px; color:var(--p,#333);
  letter-spacing:.1em; }
.howstep .hmedia{ aspect-ratio:4/3; border-radius:8px; overflow:hidden; margin:14px 0 16px;
  background:var(--pp-tint,#eef); border:1px solid var(--line-soft); }
.howstep .hmedia image-slot{ width:100%; height:100%; }
.howstep h4{ font-family:var(--f-disp); font-weight:700; font-size:16px; margin-bottom:6px; }
.howstep p{ font-size:13.5px; color:var(--ink-soft); line-height:1.7; }
@media(max-width:860px){ .howto{ grid-template-columns:1fr 1fr; }
  .howstep:nth-child(2n){ border-right:0; } .howstep{ border-bottom:1px solid var(--line); } }
@media(max-width:520px){ .howto{ grid-template-columns:1fr; } .howstep{ border-right:0; } }

/* spec + side panel */
.spec-wrap{ display:grid; grid-template-columns:1.3fr .7fr; gap:48px; align-items:start; }
.spec-aside{ background:var(--pp-tint,#eef); border-radius:12px; padding:28px; }
.spec-aside h4{ font-family:var(--f-disp); font-weight:700; font-size:16px; margin-bottom:14px; }
.spec-aside .doc{ display:flex; align-items:center; gap:12px; padding:14px 0; border-bottom:1px solid rgba(0,0,0,.08); font-size:14px; }
.spec-aside .doc:last-child{ border-bottom:0; }
.spec-aside .doc svg{ width:20px; height:20px; color:var(--p,#333); flex:none; }
@media(max-width:820px){ .spec-wrap{ grid-template-columns:1fr; gap:28px; } }

/* related */
.related-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:46px; }
@media(max-width:820px){ .related-grid{ grid-template-columns:1fr; } }

/* sticky add bar (mobile) */
.stickybar{ position:fixed; left:0; right:0; bottom:0; z-index:60; background:#fff;
  border-top:1px solid var(--line); box-shadow:0 -6px 24px rgba(16,22,25,.1); padding:12px var(--gut);
  display:none; align-items:center; gap:14px; }
.stickybar .sbname{ font-family:var(--f-disp); font-weight:700; font-size:14px; }
.stickybar .sbprice{ font-family:var(--f-latin); font-weight:900; font-size:18px; }
.stickybar .btn{ margin-left:auto; }
@media(max-width:880px){ .stickybar{ display:flex; } body{ padding-bottom:76px; } }

/* ======================================================================
   FINAL POLISH / MOBILE 最適化  (全ページ共通・最終調整)
   ====================================================================== */

/* --- 全体の安定化 --- */
body{ overflow-x:clip; }                 /* 横スクロール（はみ出し）防止 */
html{ scroll-padding-top:86px; }          /* 固定ヘッダー分のアンカー余白 */
@media(prefers-reduced-motion:reduce){ html{ scroll-behavior:auto; } }
a,button,summary,.variant{ -webkit-tap-highlight-color:rgba(255,90,31,.18); }

/* --- キーボード操作のフォーカス可視化（アクセシビリティ） --- */
:where(a,button,summary,input,.variant):focus-visible{
  outline:2px solid var(--accent); outline-offset:2px; border-radius:5px; }

/* --- 画像プレースホルダーを「意図したデザイン枠」に整える --- */
image-slot::part(ring){ border-style:solid; border-color:var(--line); }
image-slot::part(empty){ color:#5d7682; }

/* --- 上部バー：スマホでの折り返し崩れを防止 --- */
@media(max-width:720px){
  .site-top .wrap{ justify-content:center; }
  .site-top .tline:last-child{ display:none; }
}
@media(max-width:520px){ .site-top .tline span:not(.ttag){ display:none; } }

/* --- モバイルナビ：きれいなドロップダウン式メニュー --- */
@media(max-width:920px){
  .nav{
    position:absolute; top:100%; left:0; right:0;
    display:none; flex-direction:column; gap:2px; margin:0; padding:10px;
    background:rgba(255,255,255,.97); backdrop-filter:saturate(140%) blur(12px);
    border-bottom:1px solid var(--line); box-shadow:var(--shadow);
  }
  .site-header.nav-open .nav{ display:flex; }
  .nav a{ font-size:16px; padding:14px 16px; border-radius:8px; }
  .nav a.active{ color:var(--navy); background:var(--bg); }
  .menu-btn{ font-size:20px; line-height:1; }
}

/* --- 小さい画面：ヘッダーの詰まり解消＋タップしやすいCTA --- */
@media(max-width:560px){
  .brand .bt{ display:none; }            /* ロゴはABマークのみに */
  .header-cta .btn{ padding:12px 16px; font-size:14px; }
  .hero .cta-row{ flex-direction:column; align-items:stretch; }
  .hero .cta-row .btn{ width:100%; }
  .cta .cbtns{ flex-direction:column; align-items:stretch; }
  .cta .cbtns .btn{ width:100%; }
}