.hub{padding:44px 0 70px}
.hub h1{font-size:clamp(2.1rem,6vw,3.8rem)}
.hub-search{margin-top:26px;max-width:560px;font-size:1.05rem;padding:16px 18px;border-radius:16px}
.hub .chips{margin:18px 0 22px}
.hub-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.hub-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;text-decoration:none;display:grid;gap:8px;align-content:start;transition:transform .2s,box-shadow .2s}
.hub-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.hub-card h3{font-size:1.12rem}
.hub-card p{font-size:.88rem;color:var(--ink2);line-height:1.45}
.hub-cat{font:700 .68rem var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--hot)}
.hub-go{font:700 .84rem var(--display);margin-top:4px}
.hub-card.hide{display:none}
.g-page{padding:26px 0 70px;max-width:820px}
.g-crumb{font-size:.88rem;color:var(--mute);margin-bottom:16px}.g-crumb a{font-weight:700;color:var(--ink);text-decoration:none}
.g-head{border-radius:24px;padding:26px 22px;border:1.5px solid var(--gm);background:var(--gt);--gm:#0E7A6E;--gt:#EAF8F4}
.g-head.blue{--gm:#1D4FD8;--gt:#EEF3FF}.g-head.orange{--gm:#D9601A;--gt:#FFF3EA}.g-head.purple{--gm:#6D3FC9;--gt:#F4EEFF}.g-head.red{--gm:#C8312B;--gt:#FFEEEE}.g-head.green{--gm:#1E8A3E;--gt:#EDF9F0}
.g-head h1{font-size:clamp(1.8rem,5vw,2.8rem)}
.g-head p{margin-top:10px;color:var(--ink2)}
.g-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.g-tags span{background:var(--gm);color:#fff;font:700 .72rem var(--body);padding:5px 10px;border-radius:99px}
.g-video{display:grid;grid-template-columns:120px minmax(0,1fr);gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px;margin-top:16px}
.yt{width:120px;aspect-ratio:9/16;border-radius:14px;border:0;background:#000 center/cover;cursor:pointer;display:grid;place-items:center;padding:0}
.yt span{width:46px;height:46px;border-radius:50%;background:rgba(255,90,31,.95);color:#fff;display:grid;place-items:center;font-size:1.1rem;padding-left:3px}
.g-video.playing{grid-template-columns:minmax(0,1fr)}
.g-video iframe{width:min(320px,100%);aspect-ratio:9/16;border:0;border-radius:14px;margin-inline:auto;display:block}
.g-links{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:8px;font-weight:700;font-size:.9rem}
.g-toc{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px;margin-top:16px;display:grid;gap:6px;font-size:.93rem}
.g-toc a{text-decoration:none;color:var(--ink2)}.g-toc a:hover{color:var(--hot)}
.g-sec{margin-top:30px}
.g-sec h2{font-size:1.4rem;padding:12px 16px;background:var(--ink);color:#fff;border-radius:14px;scroll-margin-top:80px}
.g-sec h3{margin:18px 0 6px;font-size:1.08rem}
.g-sec p,.g-sec ul,.g-sec ol{margin:12px 0}
.g-sec li{margin:7px 0}
.g-sec a{color:#1D4FD8;font-weight:600;word-break:break-word}
.g-steps{padding-left:0;list-style:none;counter-reset:s}
.g-steps li{counter-increment:s;position:relative;padding:12px 14px 12px 52px;background:#fff;border:1px solid var(--line);border-radius:14px}
.g-steps li::before{content:counter(s);position:absolute;left:12px;top:11px;width:28px;height:28px;border-radius:50%;background:var(--hot);color:#fff;font:800 .85rem var(--display);display:grid;place-items:center}
.g-checks{list-style:none;padding:0}.g-checks li{padding-left:28px;position:relative}.g-checks li::before{content:"✅";position:absolute;left:0}
.g-table{overflow-x:auto;margin:12px 0;border:1px solid var(--line);border-radius:14px;background:#fff}
.g-table table{border-collapse:collapse;width:100%;font-size:.9rem}
.g-table th{background:var(--paper2);text-align:left;padding:10px 12px;font-weight:700}
.g-table td{padding:10px 12px;border-top:1px solid var(--line);vertical-align:top}
.g-code{position:relative;background:var(--ink);border-radius:16px;margin:12px 0;padding:14px 16px}
.g-code span{display:block;font:700 .7rem var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--lime);margin-bottom:8px;padding-right:70px}
.g-code pre{margin:0;color:#F4EFE3;font:500 .86rem/1.6 ui-monospace,Menlo,monospace;white-space:pre-wrap;word-break:break-word}
.g-code button{position:absolute;top:10px;right:10px;border:0;background:var(--lime);color:var(--ink);font:700 .76rem var(--display);padding:7px 11px;border-radius:9px;cursor:pointer}
.g-call{border-left:5px solid var(--hot);background:#FFF3EA;border-radius:10px;padding:12px 15px;margin:12px 0;font-size:.95rem}
.g-call.green{border-color:#2E9E4F;background:#EAF6EC}.g-call.yellow{border-color:#E0A800;background:#FFF8DC}.g-call.red{border-color:#C8312B;background:#FFEEEE}.g-call.blue{border-color:#1D4FD8;background:#EEF3FF}
.g-btns{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.g-btns a{background:var(--ink);color:#fff!important;text-decoration:none;padding:11px 16px;border-radius:12px;font:700 .9rem var(--display)}
.g-pdf{margin-top:26px}.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.g-follow{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;margin-top:22px;padding:16px 18px;background:#fff;border:1px dashed var(--ink2);border-radius:16px;font-size:.93rem}
.g-follow a{font-weight:700}
.g-bundle{margin-top:40px;background:var(--ink);color:#fff;border-radius:28px;padding:32px 24px}
.g-bundle .kicker{color:var(--lime)}.g-bundle h2{font-size:clamp(1.6rem,4.4vw,2.4rem)}
.g-bundle p{color:#C9C1B1;margin:14px 0 24px;max-width:56ch}
.g-more{margin-top:44px}.g-more h2{font-size:1.5rem;margin-bottom:16px}
/* subscribe nudge: a corner card, never a full-screen block */
.subpop{position:fixed;left:12px;right:12px;bottom:12px;z-index:50;background:#fff;border:2px solid var(--ink);border-radius:22px;padding:18px 18px 16px;box-shadow:8px 8px 0 var(--ink);animation:up .45s cubic-bezier(.2,.8,.2,1) both;max-width:420px}
@media(min-width:700px){.subpop{left:auto;right:24px;bottom:24px}}
.sub-t{font:800 1.25rem var(--display)}.sub-d{font-size:.92rem;color:var(--ink2);margin:6px 0 14px}
.sub-b{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.sub-yt{background:#E62117}
.sub-later{border:0;background:none;font:600 .9rem var(--body);color:var(--mute);cursor:pointer;padding:10px}
.sub-x{position:absolute;top:8px;right:10px;border:0;background:none;font-size:1.5rem;line-height:1;cursor:pointer;color:var(--mute)}

.hub .chips button{border:1px solid var(--line);color:var(--ink2);background:#fff}
.hub .chips button.on{background:var(--lime);border-color:var(--lime);color:var(--ink)}