/* =========================================================
   AEO RANK™ - blog (index /blog, articles /blog/<slug>, main-page block)
   Built on style.css tokens + company.css helpers (co-crumbs, #coBg).
   ========================================================= */

/* ---------- cards ---------- */
.bl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.bl-card{--cc:var(--g);position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:22px;overflow:hidden;text-decoration:none;color:inherit;background:linear-gradient(165deg,rgba(255,255,255,.04),rgba(255,255,255,.01) 45%,color-mix(in oklab,var(--cc) 5%,transparent));transition:transform .5s var(--ease),border-color .4s}
.bl-card:hover{transform:translateY(-5px);border-color:color-mix(in oklab,var(--cc) 55%,transparent)}
.bl-card.hide{display:none}
.bl-cover{position:relative;aspect-ratio:5/3;border-bottom:1px solid var(--line);overflow:hidden;background:#05090b}
.bl-cover svg{position:absolute;inset:0;width:100%;height:100%;transition:transform 1.4s var(--ease)}
.bl-card:hover .bl-cover svg{transform:scale(1.06)}
.bl-cover .spin{transform-box:view-box;transform-origin:280px 120px;animation:coSpin 40s linear infinite}
.bl-cover .spin2{transform-box:view-box;transform-origin:280px 120px;animation:coSpin 26s linear infinite reverse}
.bl-card-b{display:flex;flex-direction:column;gap:10px;padding:18px 18px 16px;flex:1}
.bl-cat{align-self:flex-start;display:inline-flex;align-items:center;gap:7px;font:600 10px/1 var(--f-m);letter-spacing:.12em;text-transform:uppercase;color:var(--cc);padding:6px 10px;border-radius:999px;border:1px solid color-mix(in oklab,var(--cc) 45%,transparent);background:color-mix(in oklab,var(--cc) 8%,transparent)}
.bl-card h3{font:700 18px/1.22 var(--f-d);letter-spacing:-.015em;margin:0;color:#fff;text-wrap:balance}
.bl-card p{font-size:13.8px;line-height:1.5;color:var(--ink2);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.bl-card-f{display:flex;align-items:center;gap:14px;margin-top:auto;padding-top:8px;font:500 11px/1 var(--f-m);letter-spacing:.06em;color:var(--ink3);text-transform:uppercase}
.bl-card-f .go{margin-left:auto;display:inline-flex;align-items:center;gap:6px;color:var(--cc)}
.bl-card-f .go svg{width:14px;height:14px;transition:transform .4s var(--ease)}
.bl-card:hover .bl-card-f .go svg{transform:translateX(4px)}
.bl-card.big{grid-column:span 2;flex-direction:row}
.bl-card.big .bl-cover{aspect-ratio:auto;flex:0 0 52%;border-bottom:0;border-right:1px solid var(--line)}
.bl-card.big .bl-card-b{padding:26px 26px 22px;justify-content:center}
.bl-card.big h3{font-size:clamp(22px,2vw,30px)}
.bl-card.big p{-webkit-line-clamp:5;font-size:15px}

/* ---------- index tools / route ---------- */
.bl-tools{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:18px}
.bl-tools .chip{cursor:pointer;font-size:12px;padding:9px 13px;transition:all .25s}
.bl-tools .chip:hover{border-color:var(--ink2);color:#fff}
.bl-tools .chip b{font-weight:600;color:inherit;margin-left:4px;opacity:.7}
.bl-count{font:500 11px/1 var(--f-m);letter-spacing:.1em;text-transform:uppercase;color:var(--ink3);margin:0 0 14px}
.bl-empty{display:none;padding:30px;border:1px dashed var(--line2);border-radius:18px;text-align:center;color:var(--ink2)}
.bl-route{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;counter-reset:r}
.bl-route a{--cc:var(--g);position:relative;display:flex;flex-direction:column;gap:10px;padding:20px 18px;border:1px solid var(--line);border-radius:18px;text-decoration:none;color:inherit;background:linear-gradient(160deg,color-mix(in oklab,var(--cc) 9%,transparent),transparent 70%);transition:transform .5s var(--ease),border-color .4s}
.bl-route a:hover{transform:translateY(-4px);border-color:color-mix(in oklab,var(--cc) 55%,transparent)}
.bl-route a:before{counter-increment:r;content:counter(r,decimal-leading-zero);font:800 34px/1 var(--f-d);letter-spacing:-.04em;color:var(--cc)}
.bl-route a:after{content:"";position:absolute;right:-11px;top:38px;width:12px;height:2px;background:var(--line2)}
.bl-route a:last-child:after{display:none}
.bl-route .ic{position:absolute;right:16px;top:18px;width:30px;height:30px}
.bl-route b{font:700 15px/1.2 var(--f-d);color:#fff}
.bl-route span{font-size:13px;line-height:1.4;color:var(--ink2)}
.bl-route em{font:500 10.5px/1 var(--f-m);font-style:normal;letter-spacing:.1em;text-transform:uppercase;color:var(--cc);margin-top:auto}

/* ---------- article hero ---------- */
.bl-meta{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 6px}
.bl-meta .chip{font-size:11.5px;padding:8px 12px}
.bl-hero .term-b{min-height:230px}
.bl-hero .term-b .a ul{margin:8px 0 0;list-style:none}
.bl-hero .term-b .a li{position:relative;padding-left:16px;margin-bottom:6px}
.bl-hero .term-b .a li:before{content:"›";position:absolute;left:0;color:var(--g)}
.bl-author{display:grid;grid-template-columns:64px minmax(0,1fr);gap:18px;align-items:start}
.bl-ava{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;font:800 20px/1 var(--f-d);color:#021;background:conic-gradient(from 200deg,var(--g),var(--c),var(--v),var(--g));box-shadow:0 0 24px rgba(124,255,178,.25)}
.bl-author .who{font:500 11px/1.3 var(--f-m);letter-spacing:.12em;text-transform:uppercase;color:var(--ink3);margin-bottom:10px}
.bl-author .who a{color:var(--g);text-decoration:none;font-weight:600}
.bl-author p{color:var(--ink);font-size:15.5px}
.bl-author p a{color:var(--c)}
.bl-sum p{font-size:clamp(17px,1.35vw,20px);line-height:1.55;color:var(--ink)}
.bl-sum p + p{color:var(--ink2);font-size:16px}

/* ---------- facts ---------- */
.bl-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.bl-fact{position:relative;display:flex;flex-direction:column;gap:10px;padding:22px 20px 18px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(160deg,rgba(255,255,255,.035),rgba(255,255,255,.008));overflow:hidden}
.bl-fact .k{position:absolute;right:16px;top:14px;font:500 10.5px/1 var(--f-m);color:var(--ink3)}
.bl-fact .big{font:800 clamp(30px,2.8vw,44px)/.95 var(--f-d);letter-spacing:-.04em;background:linear-gradient(90deg,var(--g),var(--c));-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:30px;overflow-wrap:anywhere}
.bl-fact:nth-child(3n+2) .big{background-image:linear-gradient(90deg,var(--c),var(--v))}
.bl-fact:nth-child(3n) .big{background-image:linear-gradient(90deg,var(--v),#ff8fc7)}
.bl-fact h3{font:600 15px/1.35 var(--f-b);margin:0;color:#fff;text-wrap:pretty}
.bl-fact p{font-size:13.5px;line-height:1.5;margin:0}
.bl-fact .src{margin-top:auto;padding-top:10px;border-top:1px dashed var(--line2);font:400 11.5px/1.4 var(--f-m);color:var(--ink3);overflow-wrap:anywhere}
.bl-fact .src a{color:var(--c);text-decoration:none}
.bl-fact .src a:hover{text-decoration:underline}

/* ---------- article body ---------- */
.sec.bl-part{padding:clamp(34px,5vh,64px) 0}
.bl-h2{display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;align-items:baseline;margin-bottom:22px;padding-top:18px;border-top:1px solid var(--line2)}
.bl-h2 .n{font:800 clamp(34px,3.4vw,54px)/.9 var(--f-d);letter-spacing:-.05em;background:linear-gradient(160deg,#fff,var(--g) 55%,var(--c));-webkit-background-clip:text;background-clip:text;color:transparent}
.bl-h2 h2{font:700 clamp(22px,2vw,32px)/1.15 var(--f-d);letter-spacing:-.02em;margin:0;color:#fff;text-wrap:balance}
.bl-prose{max-width:780px}
.bl-prose p{font-size:16.5px;line-height:1.72;color:var(--ink2);margin-bottom:16px}
.bl-prose p b,.bl-prose li b{color:#fff}
.bl-prose a{color:var(--c);text-decoration:none;border-bottom:1px solid rgba(65,227,255,.35);transition:border-color .3s}
.bl-prose a:hover{border-color:var(--c)}
.bl-prose ul.dash{margin:4px 0 20px}
.bl-prose ul.dash li{font-size:16px;line-height:1.6}
.bl-prose ol.bl-ol{list-style:none;counter-reset:o;margin:4px 0 20px;display:grid;gap:8px}
.bl-prose ol.bl-ol li{counter-increment:o;position:relative;padding:12px 14px 12px 52px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.02);font-size:15.5px;line-height:1.55;color:var(--ink2)}
.bl-prose ol.bl-ol li:before{content:counter(o,decimal-leading-zero);position:absolute;left:14px;top:12px;font:700 15px/1.5 var(--f-d);color:var(--g)}
.bl-prose h3{font:700 19px/1.3 var(--f-d);margin:26px 0 12px;color:#fff}
.bl-prose .tbl-wrap{margin:8px 0 22px;overflow-x:auto;max-width:100%}
.bl-prose .tbl{min-width:560px}
.bl-prose .tbl td,.bl-prose .tbl th{font-size:14px}
.bl-prose .tbl tr:first-child th{background:rgba(124,255,178,.04)}
.bl-prose .tbl tr:hover td{background:rgba(124,255,178,.03)}
.bl-code{position:relative;margin:6px 0 20px;padding:18px 18px;border:1px solid var(--line2);border-radius:16px;background:linear-gradient(170deg,rgba(9,20,16,.92),rgba(4,8,10,.92));font:400 13px/1.6 var(--f-m);color:#bfffe0;overflow-x:auto;white-space:pre;tab-size:2}
.bl-code button{position:absolute;right:10px;top:10px;font:500 10.5px/1 var(--f-m);letter-spacing:.08em;text-transform:uppercase;padding:7px 10px;border-radius:999px;border:1px solid var(--line2);background:rgba(4,7,10,.8);color:var(--ink2);cursor:pointer}
.bl-code button:hover{color:var(--g);border-color:var(--g)}
.bl-srcs{counter-reset:s;display:grid;gap:8px;list-style:none;max-width:900px}
.bl-srcs li{counter-increment:s;display:grid;grid-template-columns:44px minmax(0,1fr);gap:12px;padding:12px 16px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.02)}
.bl-srcs li:before{content:counter(s,decimal-leading-zero);font:700 14px/1.5 var(--f-d);color:var(--g)}
.bl-srcs b{display:block;font-weight:500;color:var(--ink);font-size:14.5px;line-height:1.45}
.bl-srcs a{font:400 12px/1.4 var(--f-m);color:var(--c);text-decoration:none;overflow-wrap:anywhere}
.bl-srcs a:hover{text-decoration:underline}
.bl-share{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.bl-share .btn{font-size:13px;padding:12px 16px}
.bl-toast{position:fixed;left:50%;bottom:26px;z-index:80;transform:translate(-50%,30px);opacity:0;pointer-events:none;padding:12px 18px;border-radius:999px;border:1px solid var(--g);background:rgba(4,7,10,.92);color:var(--g);font:500 12px/1 var(--f-m);letter-spacing:.08em;transition:all .5s var(--ease)}
.bl-toast.on{opacity:1;transform:translate(-50%,0)}
.toc a small{display:block;font-size:inherit}

/* ---------- responsive ---------- */
@media (max-width:1280px){.bl-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.bl-route{grid-template-columns:repeat(3,minmax(0,1fr))}.bl-route a:after{display:none}.bl-facts{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:760px){
  .bl-grid,.bl-facts{grid-template-columns:minmax(0,1fr)}
  .bl-card.big{grid-column:auto;flex-direction:column}
  .bl-card.big .bl-cover{aspect-ratio:5/3;border-right:0;border-bottom:1px solid var(--line)}
  .bl-card.big .bl-card-b{padding:18px}
  .bl-route{grid-template-columns:repeat(2,minmax(0,1fr))}
  .bl-route a:last-child{grid-column:1/-1}
  .bl-h2{gap:12px}
  .bl-prose p{font-size:15.5px}
  .bl-author{grid-template-columns:48px minmax(0,1fr);gap:12px}
  .bl-ava{width:48px;height:48px;font-size:15px}
  .bl-tools .rt-search{margin-left:0;width:100%}
  .bl-tools .rt-search input{width:100%}
}
.bl-fact .big .ic{width:40px;height:40px;color:var(--g)}
.bl-fact .big:has(.ic){background:none}
.bl-fact .big{display:inline-block;align-self:flex-start;max-width:calc(100% - 34px);padding-right:0}