.aff-box{margin:1.8em 0;padding:18px 16px;text-align:center;background:#f2f3f6;border:1px solid #8e94a3;border-radius:10px}
.aff-box img{max-width:100%;height:auto}
img.aff-px,img[width='1'][height='1']{display:inline !important;width:1px !important;height:1px !important;margin:0 !important;padding:0 !important;border:0 !important;box-shadow:none !important;border-radius:0 !important;vertical-align:bottom}
.aff-banner{margin-bottom:12px;line-height:0}.aff-banner a{display:inline-block}
.aff-cta{margin:0}
a.aff-link.aff-link.aff-link.aff-link{display:inline !important;background:none !important;padding:0 !important;margin:0 !important;border:0 !important;border-radius:0 !important;box-shadow:none !important;transform:none !important;filter:none !important;text-align:inherit !important;color:var(--primary,currentColor) !important;text-decoration:underline !important}
.aff-ph{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;max-width:100%;min-height:60px;padding:10px;background:repeating-linear-gradient(45deg,#f2f2f2,#f2f2f2 10px,#e6e6e6 10px,#e6e6e6 20px);color:#666;font-size:.85rem;line-height:1.4;border:1px dashed #bbb;border-radius:6px;box-sizing:border-box}
.aff-btn{display:inline-block;max-width:100%;padding:13px 28px;border-radius:999px;background:#c6f432;color:#12151f !important;font-weight:700;text-decoration:none !important;box-shadow:0 3px 0 rgba(0,0,0,.15);overflow-wrap:anywhere}
a.aff-btn.aff-btn.aff-btn.aff-btn{color:#12151f !important;background:#c6f432 !important}
a.aff-btn--rounded{border-radius:10px !important}a.aff-btn--square{border-radius:3px !important;box-shadow:none}
a.aff-btn.aff-btn--outline.aff-btn.aff-btn{background:transparent !important;color:#333bc4 !important;border:2px solid #333bc4;box-shadow:none}
.aff-name{margin:0 0 6px;font-weight:700;font-size:1.05rem}
.aff-blurb{margin:0 0 12px;font-size:.9rem;line-height:1.7;text-align:left;opacity:.85}
.aff-box--card{text-align:left}.aff-box--card .aff-cta{text-align:center}
.aff-box--btn_only{padding:10px 0;background:none;border:0}
.aff-btn:hover{filter:brightness(1.07)}.aff-btn:focus-visible{outline:3px solid #333bc4;outline-offset:2px}
.send-card{display:block;margin:1.8em 0;padding:14px 16px;background:#f2f3f6;border:1px solid #8e94a3;border-left:5px solid #333bc4;border-radius:8px;text-decoration:none !important;color:inherit !important}
.send-card .send-head{display:block;font-size:.78rem;font-weight:700;opacity:.7;margin-bottom:4px}
.send-card .send-title{display:block;color:#333bc4;line-height:1.5}
.send-card .send-desc{display:block;font-size:.85rem;opacity:.8;margin-top:4px;line-height:1.6}
.send-box{margin:1.8em 0;padding:12px 16px;border:2px solid #8e94a3;border-radius:10px}
.send-box .send-head{margin:0 0 4px;font-size:.85rem;font-weight:700;opacity:.75}.send-box .send-title{margin:0;font-weight:700}
.send-line{font-weight:600}
.aff-side{margin:0 0 18px;text-align:center;line-height:0}.aff-side .aff-label,.aff-rail .aff-label{display:block;font-size:.7rem;line-height:1.6;opacity:.6;margin-bottom:4px;letter-spacing:.1em}
.aff-side.sticky{position:sticky;top:90px}
.aff-rail{display:none}
@media(min-width:1480px){.aff-rail{display:block;position:fixed;right:18px;top:150px;width:auto;z-index:5;text-align:center;line-height:0}}
@media(max-width:900px){.aff-side{display:none}}

*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:90px}
img,svg{max-width:100%;height:auto}main{min-width:0}
.nav-toggle{position:absolute;width:1px;height:1px;margin:-1px;padding:0;border:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.nav-burger{display:none;width:40px;height:40px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center;border-radius:8px}
.nav-burger span{display:block;width:22px;height:2px;background:currentColor;transition:transform .25s,opacity .2s}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{text-decoration:none;display:inline-flex;align-items:center;gap:10px}
.brand-text{white-space:nowrap}@media(max-width:760px){.brand-text{white-space:normal}}
@media(min-width:761px){.site-header .nav-burger{display:none !important}}
.brand .logo-mark{width:34px;height:34px;flex:none}
.site-nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.nav-under .inner,.footer-nav .inner{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.side-nav{display:flex;flex-direction:column}
.about-box{display:flex;gap:14px;align-items:flex-start}.about-box .avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.nav-search{display:flex;align-items:center}
.nav-search input{font-family:inherit}
@media(max-width:760px){
  /* !important: a design's own rule (e.g. ".site-header nav{display:flex}") must not break the phone menu */
  .site-header .nav-burger{display:flex !important}
  .site-header .site-nav{display:none !important;flex-direction:column;align-items:stretch;position:static !important}
  .site-header .nav-toggle:checked ~ .site-nav{display:flex !important}
  .nav-search{width:100%}.nav-search input{width:100%}
  .nav-toggle:checked ~ .brand-row .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle:checked ~ .brand-row .nav-burger span:nth-child(2){opacity:0}
  .nav-toggle:checked ~ .brand-row .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
.thumb,.featured-thumb,.mini-thumb{background-size:cover;background-position:center}
.thumb-title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-hero.img img{width:100%;height:100%;object-fit:cover;display:block}
article.post .body img{max-width:100%;height:auto;display:block}
article.post table{border-collapse:collapse;width:100%;display:block;overflow-x:auto}
.empty{text-align:center;padding:40px 0}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;border:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* ステマ規制: the PR notice sits above the title and must stay readable whatever the design does */
article.post .pr-notice{opacity:1 !important;font-size:.85rem !important;font-weight:600;margin:0 0 10px}
:focus-visible{outline:3px solid currentColor;outline-offset:2px}
body.deco-pattern{background-image:var(--pattern,none)}

:root{
  --primary:#333bc4;
  --accent:#c6f432;
  --bg:#c9ccd4;
  --card:#f2f3f6;
  --text:#12151f;
  --muted:#4a5060;
  --border:#8e94a3;
  --panel:#141826;
  --panel-2:#1d2234;
  --panel-text:#e6e9f2;
  --panel-muted:#9aa2b8;
  --panel-line:#2e3550;
  --font-h:"RocknRoll One","M PLUS Rounded 1c","Hiragino Maru Gothic ProN",sans-serif;
  --font-b:"M PLUS Rounded 1c","Hiragino Maru Gothic ProN","Yu Gothic",sans-serif;
  --font-m:ui-monospace,"SFMono-Regular","Menlo","Consolas","Roboto Mono",monospace;
  --maxw:720px;
  --gap:36px;
}
*{border-radius:0 !important}
html{font-size:15px}
body{
  margin:0;
  min-height:100vh;
  display:flex;flex-direction:column;
  background-color:var(--bg);
  background-image:
    linear-gradient(to right, rgba(18,21,31,.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(18,21,31,.055) 1px, transparent 1px);
  background-size:48px 48px;
  color:var(--text);
  font-family:var(--font-b);
  font-size:15px;
  line-height:2;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
body > *{flex-shrink:0}
body > .wrap,body > main{flex:1 0 auto;width:100%;box-sizing:border-box}
.site-footer{margin-top:auto}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
img{max-width:100%;height:auto;display:block}
::selection{background:var(--accent);color:var(--panel)}

.inner,.wrap{max-width:var(--maxw);margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px;box-sizing:border-box}

/* ---------- HEADER ---------- */
.site-header{
  background:var(--bg);
  border-top:1px solid var(--text);
  border-bottom:1px solid var(--text);
  position:relative;
}
.site-header::before{
  content:"";display:block;height:4px;
  background:linear-gradient(90deg,var(--primary) 0 72%,var(--accent) 72% 100%);
}
.site-header .inner{padding-top:22px;padding-bottom:18px}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none}
.brand:hover{text-decoration:none}
.logo-mark{width:38px;height:38px;color:var(--primary);flex:none}
.brand-text{font-family:var(--font-h);font-size:1.45rem;line-height:1.3;letter-spacing:.04em}
.brand-row .right{display:flex;align-items:center;gap:10px}
.tagline{
  margin:14px 0 0;padding-top:10px;
  border-top:1px solid var(--border);
  font-size:.82rem;color:var(--muted);line-height:1.7;
}
.tagline::before{content:"> ";font-family:var(--font-m);color:var(--primary);font-weight:700}
.d-hsize-normal .site-header .inner{min-height:0}

.nav-burger{
  font-family:var(--font-m);font-size:.75rem;
  border:1px solid var(--text);padding:4px 10px;cursor:pointer;color:var(--text);background:transparent;
}
.nav-search,.head-search{display:flex;align-items:stretch}
.nav-search input,.head-search input{
  font-family:var(--font-m);font-size:.78rem;
  background:var(--card);color:var(--text);
  border:1px solid var(--border);border-right:0;
  padding:6px 10px;width:170px;outline:none;
}
.nav-search input:focus,.head-search input:focus{border-color:var(--primary)}
.nav-search button,.head-search button{
  font-family:var(--font-m);font-size:.75rem;font-weight:700;
  background:var(--panel);color:var(--accent);
  border:1px solid var(--panel);padding:6px 12px;cursor:pointer;
}
.nav-search button:hover,.head-search button:hover{background:var(--primary);color:#fff}

.site-nav{display:flex;flex-wrap:wrap;gap:4px 22px;align-items:center}
.site-nav a{
  font-family:var(--font-m);font-size:.8rem;color:var(--panel-text);
  letter-spacing:.06em;padding:4px 0;border-bottom:1px solid transparent;
}
.site-nav a::before{content:"/";color:var(--accent);margin-right:6px;opacity:.8}
.site-nav a:hover,.site-nav a.on{color:var(--accent);text-decoration:none;border-bottom-color:var(--accent)}
.site-header .site-nav{margin-top:12px}
.site-header .site-nav a{color:var(--text)}
.site-header .site-nav a::before{color:var(--primary)}
.site-header .site-nav a.on,.site-header .site-nav a:hover{color:var(--primary);border-bottom-color:var(--primary)}

/* ---------- MAIN ---------- */
.wrap{padding-top:48px;padding-bottom:72px}
main{min-width:0}

/* empty state */
.empty,.no-posts,.wrap > p:only-child,main > p:only-child{
  margin:8px 0;padding:44px 20px;text-align:center;
  background:var(--card);border:1px dashed var(--border);
  font-size:.9rem;color:var(--muted);line-height:1.8;
}
.empty::before,.no-posts::before,.wrap > p:only-child::before,main > p:only-child::before{
  content:"STATUS: 0 ITEMS";display:block;margin-bottom:6px;
  font-family:var(--font-m);font-size:.68rem;letter-spacing:.16em;color:var(--primary);font-weight:700;
}

.featured{
  background:var(--panel);color:var(--panel-text);
  border:1px solid var(--panel);
  display:grid;grid-template-columns:1fr;
  margin-bottom:var(--gap);position:relative;
}
.featured::before{
  content:"● LIVE  //  PICK OF THE WEEK";
  display:block;padding:8px 18px;
  font-family:var(--font-m);font-size:.7rem;letter-spacing:.12em;
  color:var(--accent);border-bottom:1px solid var(--panel-line);background:var(--panel-2);
}
.featured-thumb{
  display:block;aspect-ratio:16/8;background-size:cover;background-position:center;
  border-bottom:1px solid var(--panel-line);
}
.featured-body{padding:26px 28px 30px}
.featured-body h2{font-family:var(--font-h);font-weight:400;font-size:1.45rem;line-height:1.55;margin:10px 0 12px}
.featured-body h2 a{color:#fff}
.featured-body h2 a:hover{color:var(--accent);text-decoration:none}
.featured-body p{color:var(--panel-muted);font-size:.92rem;margin:0 0 18px}
.featured .meta time{color:var(--panel-muted)}
.more-link{
  display:inline-block;font-family:var(--font-m);font-size:.78rem;font-weight:700;
  color:var(--panel);background:var(--accent);padding:6px 16px;letter-spacing:.06em;
}
.more-link::after{content:" →"}
.more-link:hover{background:#fff;text-decoration:none}

/* hero banner: framed console panel aligned to content column */
.hero-banner{
  box-sizing:border-box;
  width:calc(100% - 48px);max-width:calc(var(--maxw) - 48px);
  margin:40px auto var(--gap);
  border:1px solid var(--panel);background:var(--panel);position:relative;
  padding-top:28px;
  box-shadow:8px 8px 0 rgba(18,21,31,.18);
}
.wrap .hero-banner{width:100%;max-width:none;margin-top:0}
.hero-banner::before{
  content:"● ● ●";position:absolute;right:12px;top:0;line-height:28px;
  font-size:.55rem;letter-spacing:.3em;color:var(--accent);
}
.hero-banner::after{
  content:"SYS.VIEW 01  //  LEARNING CONSOLE";position:absolute;left:0;top:0;right:0;
  font-family:var(--font-m);font-size:.65rem;letter-spacing:.14em;line-height:28px;
  background:var(--panel-2);color:var(--accent);padding:0 12px;border-bottom:1px solid var(--panel-line);
  pointer-events:none;
}
.hero-banner img{width:100%;aspect-ratio:21/9;object-fit:cover}

.meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;font-family:var(--font-m);font-size:.74rem;color:var(--muted);line-height:1.6}
.cat-pill,.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-m);font-size:.7rem;font-weight:700;letter-spacing:.06em;
  padding:2px 9px;border:1px solid currentColor;color:var(--primary);background:transparent;
}
.cat-pill::before,.badge::before{content:"";width:6px;height:6px;background:var(--accent);box-shadow:0 0 0 1px var(--panel)}
.featured .cat-pill{color:var(--accent)}
.cat-pill:hover{text-decoration:none;background:var(--primary);color:#fff}
.meta time{font-variant-numeric:tabular-nums}
.meta time::before{content:"t=";opacity:.6}

.section-title{
  font-family:var(--font-h);font-weight:400;font-size:1.15rem;
  display:flex;align-items:center;gap:12px;
  margin:56px 0 22px;padding-bottom:10px;border-bottom:1px solid var(--text);
}
.section-title:first-child{margin-top:0}
.section-title::before{content:"[ ]";font-family:var(--font-m);font-size:.8rem;color:var(--primary);font-weight:700}
.section-title::after{content:"";flex:1;height:1px;background:repeating-linear-gradient(90deg,var(--border) 0 4px,transparent 4px 8px)}

/* ---------- CARDS : overlay ---------- */
.post-grid,.post-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.post-grid.secondary{grid-template-columns:1fr}
article.card{
  position:relative;background:var(--panel);color:var(--panel-text);
  border:1px solid var(--panel);display:flex;flex-direction:column;overflow:hidden;
}
article.card .thumb{
  position:relative;display:block;aspect-ratio:4/3;
  background-size:cover;background-position:center;background-color:var(--panel-2);
  border-bottom:1px solid var(--panel-line);
}
article.card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,24,38,0) 30%,rgba(20,24,38,.92) 100%);
}
.thumb-cat{
  position:absolute;left:10px;top:10px;z-index:2;
  font-family:var(--font-m);font-size:.66rem;font-weight:700;letter-spacing:.08em;
  background:var(--panel);color:var(--accent);padding:1px 8px;line-height:1.8;
}
.thumb-title{
  position:absolute;left:14px;right:14px;bottom:12px;z-index:2;
  font-family:var(--font-h);font-size:1rem;line-height:1.55;color:#fff;
}
article.card .card-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;flex:1}
article.card h3{font-family:var(--font-h);font-weight:400;font-size:.95rem;line-height:1.6;margin:0}
article.card h3 a{color:#fff}
article.card h3 a:hover{color:var(--accent);text-decoration:none}
.d-cards-overlay article.card .thumb-title{display:block}
.d-cards-overlay article.card .card-body h3{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
article.card .excerpt{font-size:.82rem;line-height:1.85;color:var(--panel-muted);margin:0}
article.card .meta{margin-top:auto;padding-top:8px;border-top:1px solid var(--panel-line);color:var(--panel-muted)}
article.card .meta a{color:var(--panel-muted)}
article.card .badge{color:var(--accent)}
article.card:hover{border-color:var(--primary)}
article.card:hover .thumb-title{color:var(--accent)}
.card-row .thumb{aspect-ratio:16/9}

.pager,.pagination{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:40px 0 0;font-family:var(--font-m);font-size:.8rem}
.pager a,.pagination a,.pagination span.cur{
  display:inline-block;min-width:38px;text-align:center;padding:4px 12px;
  border:1px solid var(--text);color:var(--text);background:var(--card);
}
.pager a:hover,.pagination a:hover{background:var(--panel);color:var(--accent);text-decoration:none}
.pagination span.cur{background:var(--primary);border-color:var(--primary);color:#fff}
.pager.small{font-size:.72rem}

/* list pages */
.breadcrumb{font-family:var(--font-m);font-size:.72rem;color:var(--muted);margin:0 0 14px;line-height:1.8}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.page-title{
  font-family:var(--font-h);font-weight:400;font-size:1.7rem;line-height:1.5;
  margin:0 0 24px;padding-bottom:12px;border-bottom:1px solid var(--text);position:relative;
}
.page-title::after{content:"";position:absolute;left:0;bottom:-1px;width:72px;height:3px;background:var(--accent);box-shadow:72px 0 0 var(--primary)}
.page-title small{display:block;font-family:var(--font-m);font-size:.72rem;color:var(--primary);letter-spacing:.14em;margin-bottom:4px}
.page-desc{color:var(--muted);font-size:.9rem;margin:0 0 28px;padding-left:14px;border-left:2px solid var(--accent)}

/* ---------- ARTICLE ---------- */
.post-layout{display:block}
article.post{min-width:0}
.post-head{margin-bottom:24px}
.post-head h1{font-family:var(--font-h);font-weight:400;font-size:1.7rem;line-height:1.55;margin:14px 0 22px;letter-spacing:.03em}
.post-hero{
  margin:0 0 18px;border:1px solid var(--text);background:var(--panel);position:relative;
  aspect-ratio:16/9;background-size:cover;background-position:center;overflow:hidden;
}
.post-hero img{width:100%;height:100%;object-fit:cover}
div.post-hero{display:flex;align-items:flex-end;padding:22px;box-sizing:border-box}
div.post-hero .thumb-title{position:static;font-size:1.2rem;background:var(--panel);padding:6px 12px}
.post-hero::before{
  content:"IMG_PANEL";position:absolute;right:0;top:0;z-index:2;
  font-family:var(--font-m);font-size:.62rem;letter-spacing:.14em;
  background:var(--accent);color:var(--panel);padding:1px 8px;
}
.pr-notice{
  font-family:var(--font-m);font-size:.72rem;color:var(--muted);
  border:1px solid var(--border);padding:6px 12px;margin:0;background:var(--card);
}
.pr-notice::before{content:"[PR] ";color:var(--primary);font-weight:700}

.author-box{
  display:flex;align-items:center;gap:14px;
  background:var(--card);border:1px solid var(--border);border-left:3px solid var(--primary);
  padding:10px 16px;margin:0 0 30px;
}
.author-box .avatar{
  width:40px;height:40px;flex:none;overflow:hidden;
  background:var(--panel);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-h);font-size:1rem;
}
.author-box .avatar img{width:100%;height:100%;object-fit:cover}
.author-box > div{min-width:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 12px}
.author-box .name{font-weight:800;font-size:.9rem}
.author-box .name::before{content:"writer: ";font-family:var(--font-m);font-weight:400;font-size:.7rem;color:var(--muted)}
.author-box p{margin:0;font-size:.8rem;color:var(--muted);line-height:1.7}
.author-box a{font-family:var(--font-m);font-size:.72rem}
.author-box.big{display:flex;align-items:flex-start;padding:22px;gap:18px}
.author-box.big .avatar{width:72px;height:72px;font-size:1.6rem}
.author-box.big > div{display:block}
.author-box.big p{font-size:.88rem;margin:6px 0 8px;line-height:1.9}

nav.toc{
  background:var(--panel);color:var(--panel-text);
  border:1px solid var(--panel);padding:0 0 14px;margin:0 0 32px;
  font-size:.84rem;line-height:1.7;
}
.toc-title{
  font-family:var(--font-m);font-size:.72rem;letter-spacing:.14em;color:var(--accent);
  padding:8px 16px;border-bottom:1px solid var(--panel-line);background:var(--panel-2);margin-bottom:10px;
}
.toc-title::before{content:"■ "}
nav.toc ol{list-style:none;margin:0;padding:0 16px;counter-reset:t}
nav.toc ol ol{padding:0 0 0 18px;margin:2px 0 4px}
nav.toc li{counter-increment:t;padding:3px 0}
nav.toc a{color:var(--panel-text);display:inline}
nav.toc > ol > li > a::before{content:counter(t,decimal-leading-zero) "  ";font-family:var(--font-m);color:var(--panel-muted);font-size:.72rem}
nav.toc ol ol a{color:var(--panel-muted);font-size:.78rem}
nav.toc a:hover{color:var(--accent);text-decoration:none}

.body{font-size:1rem;line-height:2.05}
.body > *:first-child{margin-top:0}
.body p{margin:0 0 1.6em}
.body h2{
  font-family:var(--font-h);font-weight:400;font-size:1.3rem;line-height:1.55;
  margin:3.2em 0 1.2em;padding:14px 18px;
  background:var(--panel);color:#fff;position:relative;
  border-left:6px solid var(--accent);
}
.body h2::before{
  content:"SECTION";display:block;font-family:var(--font-m);font-size:.62rem;letter-spacing:.2em;
  color:var(--accent);line-height:1.4;margin-bottom:4px;
}
.body h3{
  font-family:var(--font-h);font-weight:400;font-size:1.08rem;line-height:1.6;
  margin:2.4em 0 1em;padding:0 0 8px;border-bottom:1px solid var(--text);
  display:flex;align-items:baseline;gap:10px;
}
.body h3::before{content:">";font-family:var(--font-m);color:var(--primary);font-weight:700}
.body h4{font-size:1rem;font-weight:800;margin:2em 0 .8em;color:var(--primary)}
.body a{color:var(--primary);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px;font-weight:700}
.body a:hover{background:var(--accent);color:var(--panel);text-decoration:none}
.body strong{font-weight:800;background:linear-gradient(transparent 62%,rgba(198,244,50,.75) 62%)}
.body ul,.body ol{margin:0 0 1.6em;padding-left:1.6em}
.body li{margin:.3em 0}
.body ul{list-style:none;padding-left:1.2em}
.body ul > li{position:relative}
.body ul > li::before{content:"";position:absolute;left:-1.1em;top:.85em;width:6px;height:6px;background:var(--primary)}
.body ol li::marker{font-family:var(--font-m);color:var(--primary);font-weight:700}
.body blockquote{
  margin:0 0 1.8em;padding:16px 20px;background:var(--card);
  border:1px solid var(--border);border-left:3px solid var(--primary);
  color:var(--text);font-size:.94rem;
}
.body blockquote::before{content:"// quote";display:block;font-family:var(--font-m);font-size:.68rem;color:var(--muted);margin-bottom:4px}
.body blockquote p:last-child{margin-bottom:0}
.body img{margin:1.6em auto;border:1px solid var(--text)}
.body table{width:100%;border-collapse:collapse;margin:0 0 1.8em;font-size:.86rem;background:var(--card);line-height:1.7}
.body th{background:var(--panel);color:var(--panel-text);font-family:var(--font-m);font-size:.76rem;letter-spacing:.06em;text-align:left;padding:9px 12px;border:1px solid var(--panel)}
.body td{padding:9px 12px;border:1px solid var(--border)}
.body tr:nth-child(even) td{background:#e7e9ef}
.body code{font-family:var(--font-m);font-size:.85em;background:var(--panel);color:var(--accent);padding:1px 6px}
.body pre{background:var(--panel);color:var(--panel-text);padding:16px 18px;overflow-x:auto;font-size:.82rem;line-height:1.7;border-top:3px solid var(--primary);margin:0 0 1.8em}
.body pre code{background:none;padding:0;color:inherit}
.body hr{border:0;height:1px;margin:3em 0;background:repeating-linear-gradient(90deg,var(--text) 0 6px,transparent 6px 12px)}

.disclosure{
  margin:36px 0 0;padding:12px 16px;font-size:.78rem;line-height:1.8;color:var(--muted);
  border:1px dashed var(--border);background:transparent;
}
.disclosure::before{content:"NOTICE ";font-family:var(--font-m);color:var(--primary);font-weight:700}

.aff-box{margin:36px 0;background:var(--panel);border:1px solid var(--panel);padding:0 0 20px;text-align:center}
.aff-box::before{
  content:"● RECOMMENDED MODULE";display:block;text-align:left;
  font-family:var(--font-m);font-size:.68rem;letter-spacing:.14em;color:var(--accent);
  padding:8px 16px;border-bottom:1px solid var(--panel-line);background:var(--panel-2);margin-bottom:18px;
}
.aff-banner{padding:0 18px}
.aff-banner a{display:inline-block}
.aff-banner img{margin:0 auto;border:1px solid var(--panel-line)}
.aff-cta{margin:16px 0 0;padding:0 18px}
.aff-btn{
  display:inline-block;background:var(--accent);color:var(--panel) !important;
  font-family:var(--font-b);font-weight:800;font-size:.95rem;letter-spacing:.06em;
  padding:12px 34px;border:1px solid var(--accent);text-decoration:none !important;
}
.aff-btn::after{content:"  →";font-family:var(--font-m)}
.aff-btn:hover{background:transparent;color:var(--accent) !important}

.share{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:36px 0 0;padding:14px 0;border-top:1px solid var(--text);border-bottom:1px solid var(--text)}
.share span{font-family:var(--font-m);font-size:.72rem;color:var(--muted);margin-right:6px;letter-spacing:.1em}
.share a{
  font-family:var(--font-m);font-size:.72rem;font-weight:700;padding:3px 12px;
  border:1px solid var(--text);color:var(--text);background:var(--card);
}
.share a:hover{background:var(--panel);color:var(--accent);text-decoration:none}
.share-x::before{content:"X "}
.share-line::before{content:"LINE "}
.share-hatena::before{content:"B! "}
.share-fb::before{content:"FB "}
.share a::before{font-weight:800}

.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:30px 0 0}
.prevnext a{
  display:block;background:var(--card);border:1px solid var(--border);
  padding:14px 16px;font-size:.86rem;line-height:1.7;color:var(--text);font-weight:700;
}
.prevnext a:hover{border-color:var(--primary);text-decoration:none;color:var(--primary)}
.prevnext small{display:block;font-family:var(--font-m);font-size:.66rem;color:var(--muted);letter-spacing:.12em;font-weight:400;margin-bottom:4px}
.prevnext .prev small::before{content:"← "}
.prevnext .next{text-align:right}
.prevnext .next small::after{content:" →"}
.related{margin-top:40px}
.related-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--text)}
.related-list li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}
.related-list small{font-family:var(--font-m);color:var(--muted);font-size:.72rem;flex:none}

article.post.page .page-title{margin-bottom:22px}
.search-form{display:flex;margin:0 0 24px}
.search-form input{flex:1;min-width:0;font-family:var(--font-b);font-size:.95rem;padding:10px 14px;border:1px solid var(--text);border-right:0;background:var(--card);color:var(--text)}
.search-form button{font-family:var(--font-m);font-weight:700;padding:10px 20px;background:var(--panel);color:var(--accent);border:1px solid var(--panel);cursor:pointer}
.search-count{font-family:var(--font-m);font-size:.78rem;color:var(--muted);margin:0 0 18px}
#results{min-height:40px}
.notfound{text-align:center;padding:60px 20px;background:var(--panel);color:var(--panel-text);border:1px solid var(--panel)}
.notfound h1{font-family:var(--font-m);font-size:3rem;color:var(--accent);margin:0 0 10px;letter-spacing:.1em}
.notfound p{color:var(--panel-muted)}
.notfound a{display:inline-block;margin-top:12px;background:var(--accent);color:var(--panel);padding:6px 18px;font-weight:800}

.sidebar .side-box{background:var(--card);border:1px solid var(--border);padding:16px;margin-bottom:20px}
.sidebar h4{font-family:var(--font-m);font-size:.74rem;letter-spacing:.12em;margin:0 0 10px;color:var(--primary)}
.cat-list,.recent-list{list-style:none;margin:0;padding:0}
.cat-list li,.recent-list li{border-bottom:1px solid var(--border);padding:6px 0;font-size:.86rem}
.count{font-family:var(--font-m);font-size:.7rem;color:var(--muted);margin-left:6px}
.mini-thumb{display:inline-block;width:48px;height:36px;background-size:cover;vertical-align:middle;margin-right:8px}

/* ---------- FOOTER ---------- */
.site-footer{background:var(--panel);color:var(--panel-text);border-top:4px solid var(--primary)}
.site-footer .footer-nav{border-bottom:1px solid var(--panel-line);background:var(--panel-2)}
.site-footer .footer-nav .inner{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 24px;padding-top:12px;padding-bottom:12px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;padding-top:44px;padding-bottom:36px}
.footer-grid > div{min-width:0}
.footer-brand{font-family:var(--font-h);font-size:1.2rem;color:#fff;margin-bottom:8px}
.footer-grid p{font-size:.8rem;line-height:1.9;color:var(--panel-muted);margin:0 0 10px}
.footer-writer{font-family:var(--font-m);font-size:.72rem;color:var(--accent)}
.footer-writer::before{content:"● "}
.site-footer h5{font-family:var(--font-m);font-size:.7rem;letter-spacing:.16em;color:var(--panel-muted);margin:0 0 12px;padding-bottom:6px;border-bottom:1px solid var(--panel-line);font-weight:400}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{padding:2px 0;font-size:.84rem}
.site-footer ul a{color:var(--panel-text)}
.site-footer ul a:hover{color:var(--accent);text-decoration:none}
.copyright{font-family:var(--font-m);font-size:.7rem;color:var(--panel-muted);padding-top:14px;padding-bottom:20px;border-top:1px solid var(--panel-line)}
.d-footer-minimal .footer-grid{display:none}

/* ---------- RESPONSIVE ---------- */
@media (min-width:1000px){
  .d-toc-side .post-layout{
    display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:40px;
    max-width:calc(var(--maxw) + 260px);
  }
  .d-toc-side .wrap:has(.post-layout){max-width:calc(var(--maxw) + 308px)}
  .d-toc-side nav.toc{position:sticky;top:24px;align-self:start;margin:0;order:2}
  .d-toc-side article.post{order:1}
}
@media (max-width:999px){
  .d-toc-side .post-layout{display:flex;flex-direction:column}
  .d-toc-side nav.toc{order:-1}
}
@media (max-width:760px){
  :root{--gap:28px}
  .site-header .site-nav{flex-direction:column;align-items:flex-start;gap:2px}
  .nav-search input,.head-search input{width:120px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid > div:first-child{grid-column:1/-1}
}
@media (max-width:560px){
  html,body{font-size:14.5px}
  .inner,.wrap{padding-left:16px;padding-right:16px}
  .wrap{padding-top:30px;padding-bottom:48px}
  .brand-text{font-size:1.15rem}
  .logo-mark{width:30px;height:30px}
  .brand-row{flex-wrap:wrap}
  .head-search{width:100%}
  .brand-row .right{width:100%;justify-content:space-between}
  .nav-search input,.head-search input{flex:1;width:auto;min-width:0}
  .hero-banner{width:calc(100% - 32px);margin-top:24px;box-shadow:5px 5px 0 rgba(18,21,31,.18)}
  .hero-banner::after{content:"SYS.VIEW 01"}
  .hero-banner img{aspect-ratio:16/9}
  .post-grid,.post-list{grid-template-columns:1fr;gap:16px}
  .featured-body{padding:20px 18px 22px}
  .featured-body h2{font-size:1.2rem}
  .post-head h1,.page-title{font-size:1.4rem}
  .body h2{font-size:1.12rem;padding:12px 14px}
  .prevnext{grid-template-columns:1fr}
  .prevnext .next{text-align:left}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .author-box{align-items:flex-start}
  .aff-btn{padding:12px 20px;font-size:.88rem}
  body{background-size:32px 32px}
}