/* ============================================================
   guides.css — Garage Door Expert Guides
   Long-form article layout, images, captions, author box,
   diagrams, callouts. Used on /guides/* pages.
   ============================================================ */

:root{
  --g-navy:#001e38;
  --g-navy2:#003865;
  --g-red:#b42815;
  --g-red-dark:#8a1d0f;
  --g-ink:#1b2733;
  --g-slate:#475569;
  --g-line:#e2e8f0;
  --g-bg-soft:#f8fafc;
}

.gd-guide{font-family:'Inter',system-ui,sans-serif;color:var(--g-ink);line-height:1.75;}
.gd-guide h1,.gd-guide h2,.gd-guide h3,.gd-guide h4{font-family:'Work Sans','Inter',sans-serif;color:var(--g-navy);line-height:1.25;}

/* ---------- Hero ---------- */
.gd-hero{position:relative;background:var(--g-navy);overflow:hidden;}
.gd-hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.28;}
.gd-hero-inner{position:relative;max-width:60rem;margin:0 auto;padding:4.5rem 1.25rem 3.5rem;}
.gd-hero .gd-eyebrow{color:#ffd9d0;font-family:'Work Sans',sans-serif;font-weight:700;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;margin:0 0 .85rem;}
.gd-hero h1{color:#fff;font-size:clamp(1.9rem,4.4vw,3rem);font-weight:900;margin:0 0 1rem;}
.gd-hero .gd-lede{color:#cbd5e1;font-size:1.12rem;max-width:44rem;margin:0 0 1.6rem;}
.gd-hero-meta{display:flex;flex-wrap:wrap;gap:.5rem 1.4rem;color:#94a3b8;font-size:.85rem;font-weight:600;}
.gd-hero-meta span{display:inline-flex;align-items:center;gap:.4rem;}
.gd-hero-meta .material-symbols-outlined{font-size:1.05rem;color:var(--g-red);}

/* ---------- Layout ---------- */
.gd-wrap{max-width:48rem;margin:0 auto;padding:2.5rem 1.25rem 4rem;}
.gd-guide p{margin:0 0 1.25rem;font-size:1.05rem;}
.gd-guide h2{font-size:1.7rem;font-weight:800;margin:2.6rem 0 1rem;padding-top:.5rem;}
.gd-guide h3{font-size:1.28rem;font-weight:700;margin:1.9rem 0 .8rem;}
.gd-guide ul,.gd-guide ol{margin:0 0 1.4rem;padding-left:1.4rem;}
.gd-guide li{margin:0 0 .55rem;font-size:1.04rem;}
.gd-guide a{color:var(--g-red);text-decoration:underline;text-underline-offset:2px;font-weight:600;}
.gd-guide a:hover{color:var(--g-red-dark);}
.gd-guide strong{color:var(--g-navy);font-weight:700;}

/* drop cap on first paragraph */
.gd-guide .gd-body > p:first-of-type::first-letter{
  font-family:'Work Sans',sans-serif;font-weight:900;color:var(--g-red);
  font-size:3.4rem;line-height:.8;float:left;margin:.35rem .6rem 0 0;
}

/* ---------- Images ---------- */
.gd-figure{margin:2rem 0 2.4rem;}
.gd-figure img{width:100%;height:auto;border-radius:14px;display:block;box-shadow:0 10px 30px rgba(0,30,56,.13);}
.gd-figure figcaption{
  font-family:'Caveat','Bradley Hand',cursive;
  font-size:1.42rem;line-height:1.3;color:#5b6b7c;
  text-align:center;margin-top:.7rem;transform:rotate(-.6deg);
}
.gd-figure figcaption::before{content:"\201C";}
.gd-figure figcaption::after{content:"\201D";}
/* image credit / licence line — small, gray, no link */
.gd-credit{font-family:'Inter',sans-serif;font-size:.6rem;color:#b4bcc4;text-align:center;
  margin-top:.3rem;letter-spacing:.02em;font-weight:400;font-style:normal;line-height:1.3;}
.gd-hero-credit{position:absolute;right:.75rem;bottom:.5rem;z-index:2;font-size:.58rem;
  color:rgba(255,255,255,.45);font-family:'Inter',sans-serif;letter-spacing:.02em;text-align:center;}

/* ---------- Callouts / diagrams ---------- */
.gd-callout{border-left:4px solid var(--g-red);background:#fff6f4;border-radius:0 12px 12px 0;
  padding:1.1rem 1.3rem;margin:1.8rem 0;}
.gd-callout .gd-callout-t{font-family:'Work Sans',sans-serif;font-weight:800;color:var(--g-red);
  font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;margin:0 0 .45rem;display:flex;align-items:center;gap:.4rem;}
.gd-callout p:last-child{margin-bottom:0;}
.gd-callout.gd-tip{border-color:#0a8a4a;background:#f0faf4;}
.gd-callout.gd-tip .gd-callout-t{color:#0a8a4a;}
.gd-callout.gd-warn{border-color:#d98a00;background:#fffaf0;}
.gd-callout.gd-warn .gd-callout-t{color:#b36b00;}

/* ASCII / SVG diagram block */
.gd-diagram{background:var(--g-navy);border-radius:14px;padding:1.5rem 1.25rem;margin:2rem 0;
  overflow-x:auto;box-shadow:0 8px 24px rgba(0,30,56,.18);}
.gd-diagram svg{display:block;margin:0 auto;max-width:100%;height:auto;}
.gd-diagram .gd-diagram-cap{color:#94a3b8;font-size:.8rem;text-align:center;margin-top:.9rem;
  font-family:'Work Sans',sans-serif;letter-spacing:.04em;text-transform:uppercase;font-weight:600;}

/* ---------- Comparison table ---------- */
.gd-table-wrap{overflow-x:auto;margin:1.9rem 0;border:1px solid var(--g-line);border-radius:12px;}
.gd-table{width:100%;border-collapse:collapse;font-size:.98rem;min-width:480px;}
.gd-table th{background:var(--g-navy);color:#fff;text-align:left;padding:.8rem 1rem;font-family:'Work Sans',sans-serif;font-weight:700;font-size:.9rem;}
.gd-table td{padding:.75rem 1rem;border-top:1px solid var(--g-line);color:var(--g-slate);}
.gd-table tr:nth-child(even) td{background:var(--g-bg-soft);}

/* ---------- Table of contents ---------- */
.gd-toc{background:var(--g-bg-soft);border:1px solid var(--g-line);border-radius:14px;padding:1.3rem 1.5rem;margin:0 0 2.5rem;}
.gd-toc h2{font-size:.82rem!important;letter-spacing:.1em;text-transform:uppercase;color:var(--g-slate)!important;margin:0 0 .8rem!important;}
.gd-toc ol{margin:0;padding-left:1.2rem;}
.gd-toc li{margin:.3rem 0;font-size:.97rem;}
.gd-toc a{color:var(--g-navy2);font-weight:600;text-decoration:none;}
.gd-toc a:hover{color:var(--g-red);text-decoration:underline;}

/* ---------- Key takeaways ---------- */
.gd-key{background:linear-gradient(135deg,#001e38,#0a2a48);border-radius:16px;padding:1.6rem 1.7rem;margin:2.4rem 0;color:#e2e8f0;}
.gd-key h3{color:#fff!important;font-size:1.1rem!important;margin:0 0 .9rem!important;display:flex;align-items:center;gap:.5rem;}
.gd-key ul{margin:0;padding-left:1.2rem;}
.gd-key li{color:#cbd5e1;margin:.5rem 0;}

/* ---------- Author box ---------- */
.gd-author{display:flex;gap:1.2rem;align-items:flex-start;background:#fff;border:1px solid var(--g-line);
  border-radius:16px;padding:1.5rem;margin:3rem 0 1rem;box-shadow:0 4px 16px rgba(0,30,56,.06);}
.gd-author-avatar{flex-shrink:0;width:76px;height:76px;border-radius:50%;background:var(--g-navy);
  display:flex;align-items:center;justify-content:center;color:#fff;font-family:'Work Sans',sans-serif;
  font-weight:900;font-size:1.7rem;border:3px solid var(--g-red);}
.gd-author-body h4{margin:0 0 .15rem;font-size:1.08rem;font-weight:800;}
.gd-author-body .gd-author-role{color:var(--g-red);font-weight:700;font-size:.82rem;text-transform:uppercase;letter-spacing:.05em;margin:0 0 .6rem;font-family:'Work Sans',sans-serif;}
.gd-author-body p{font-size:.93rem;color:var(--g-slate);margin:0 0 .5rem;line-height:1.6;}
.gd-author-creds{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.6rem;}
.gd-author-creds span{background:var(--g-bg-soft);border:1px solid var(--g-line);border-radius:999px;
  padding:.2rem .7rem;font-size:.74rem;font-weight:600;color:var(--g-navy2);}

/* ---------- CTA ---------- */
.gd-cta{background:var(--g-red);border-radius:16px;padding:2rem 1.7rem;margin:2.6rem 0;text-align:center;}
.gd-cta h3{color:#fff!important;font-size:1.45rem!important;margin:0 0 .6rem!important;}
.gd-cta p{color:#ffe2dc;margin:0 0 1.3rem;}
.gd-cta a.gd-btn{display:inline-flex;align-items:center;gap:.5rem;background:#fff;color:var(--g-red);
  font-family:'Work Sans',sans-serif;font-weight:800;font-size:1.05rem;padding:.85rem 1.8rem;border-radius:10px;text-decoration:none;}
.gd-cta a.gd-btn:hover{background:#fff0ec;}

/* ---------- Related guides ---------- */
.gd-related{margin:3rem 0 0;}
.gd-related h2{font-size:1.4rem;margin-bottom:1.2rem;}
.gd-related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem;}
.gd-related-grid a{display:block;background:#fff;border:1px solid var(--g-line);border-radius:12px;
  padding:1rem 1.1rem;text-decoration:none;color:var(--g-navy);font-weight:700;font-size:.95rem;
  box-shadow:0 3px 10px rgba(0,30,56,.09);transition:border-color .15s,box-shadow .15s,transform .15s;}
.gd-related-grid a:hover{border-color:var(--g-red);box-shadow:0 10px 26px rgba(0,30,56,.16);transform:translateY(-2px);}
.gd-related-grid a span{display:block;color:var(--g-slate);font-weight:500;font-size:.82rem;margin-top:.3rem;}

/* ---------- Guides hub index ---------- */
.gd-hub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.4rem;}
.gd-hub-card{background:#fff;border:1px solid var(--g-line);border-radius:16px;overflow:hidden;
  text-decoration:none;color:inherit;display:flex;flex-direction:column;transition:transform .18s,box-shadow .18s;}
.gd-hub-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(0,30,56,.13);}
.gd-hub-card img{width:100%;height:170px;object-fit:cover;}
.gd-hub-card .gd-hub-body{padding:1.1rem 1.2rem 1.4rem;}
.gd-hub-card h3{font-size:1.12rem;margin:0 0 .5rem;}
.gd-hub-card p{font-size:.9rem;color:var(--g-slate);margin:0;line-height:1.55;}

@media(max-width:640px){
  .gd-author{flex-direction:column;}
  .gd-figure figcaption{font-size:1.25rem;}
}