/* Growing Automation — technical guides (loaded after hub-pages.css). Classes are prefixed gd-. */
.gd .gd-hero{padding-bottom:64px}
.gd .gd-hero h1{max-width:24ch}
.gd-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start;padding:38px 0 70px}
.gd-article{background:var(--tx-card);border:1px solid var(--tx-line);border-radius:20px;padding:clamp(22px,4vw,44px);box-shadow:0 18px 44px -28px #0b152033}
.gd-article h2{font-size:clamp(1.3rem,2.4vw,1.65rem);letter-spacing:-.015em;margin:34px 0 12px;color:var(--tx-ink);line-height:1.2;scroll-margin-top:96px}
.gd-article p,.gd-article li{font-size:1.04rem;line-height:1.72;color:#243447}
.gd-article ul,.gd-article ol{padding-left:1.3em;margin:10px 0 18px}
.gd-article li{margin:7px 0}
.gd-steps{counter-reset:step;list-style:none;padding-left:0 !important}
.gd-steps li{counter-increment:step;position:relative;padding:12px 14px 12px 52px;border:1px solid var(--tx-line);border-radius:12px;background:#f8fafd;margin:9px 0}
.gd-steps li::before{content:counter(step);position:absolute;left:12px;top:11px;width:28px;height:28px;border-radius:50%;background:var(--tx-blue);color:#fff;font-weight:800;font-size:.86rem;display:grid;place-items:center}
.gd-tldr{border-left:5px solid var(--tx-amber);background:#fff8ea;border-radius:0 14px 14px 0;padding:16px 20px;margin:0 0 22px}
.gd-tldr strong{display:block;color:#8a5a00;text-transform:uppercase;letter-spacing:.1em;font-size:.76rem;margin-bottom:6px}
.gd-tldr p{margin:0;font-size:1.1rem;line-height:1.6;color:#1b2a3c;font-weight:500}
.gd-toc{border:1px solid var(--tx-line);border-radius:14px;padding:14px 18px;margin:0 0 6px;background:#fbfcfe}
.gd-toc strong{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--tx-muted)}
.gd-toc ol{margin:8px 0 0;padding-left:1.2em}.gd-toc li{margin:4px 0;font-size:.96rem}
.gd-toc a,.gd-links a{color:var(--tx-blue);text-decoration:none;font-weight:600}.gd-toc a:hover,.gd-links a:hover{text-decoration:underline}
.gd-faq{border:1px solid var(--tx-line);border-radius:12px;margin:10px 0;background:#fff}
.gd-faq summary{cursor:pointer;padding:14px 16px;font-weight:700;color:var(--tx-ink);list-style:none;display:flex;justify-content:space-between;gap:12px;min-height:44px;align-items:center}
.gd-faq summary::-webkit-details-marker{display:none}
.gd-faq summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--tx-blue)}
.gd-faq[open] summary::after{content:"\2212"}
.gd-faq p{margin:0;padding:0 16px 16px}
.gd-note{font-size:.88rem !important;color:var(--tx-muted) !important;border-top:1px solid var(--tx-line);padding-top:16px;margin-top:30px}
.gd-side{position:sticky;top:96px;display:grid;gap:16px}
.gd-card{background:var(--tx-card);border:1px solid var(--tx-line);border-radius:16px;padding:18px}
.gd-card strong{display:block;margin-bottom:8px;color:var(--tx-ink)}
.gd-card p{margin:0 0 14px;color:var(--tx-muted);font-size:.95rem}
.gd-links{list-style:none;margin:0;padding:0}.gd-links li{margin:9px 0;font-size:.95rem;line-height:1.4}
.gd-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;padding:36px 0 70px}
.gd-tile{display:flex;flex-direction:column;gap:10px;background:var(--tx-card);border:1px solid var(--tx-line);border-radius:18px;padding:22px;text-decoration:none;color:var(--tx-ink);transition:transform .2s var(--tx-ease),box-shadow .2s var(--tx-ease),border-color .2s}
.gd-tile:hover{transform:translateY(-3px);box-shadow:0 22px 40px -26px #0b152055;border-color:#b9cbe2}
.gd-tile h2{margin:0;font-size:1.25rem;line-height:1.25;letter-spacing:-.01em}
.gd-tile p{margin:0;color:var(--tx-muted);font-size:.97rem;line-height:1.6}
.gd-meta{font-size:.78rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--tx-blue)}
.gd-more{margin-top:auto;font-weight:800;color:var(--tx-blue)}
@media (max-width:900px){.gd-layout{grid-template-columns:1fr}.gd-side{position:static}}
@media (prefers-reduced-motion:reduce){.gd-tile{transition:none}.gd-tile:hover{transform:none}}