/* ==========================================================================
   БУДІВЕЛЬНИЙ ХАРКІВ — сучасна архітектурно-технічна тема
   Archivo (heavy uppercase) + IBM Plex Sans (body) + IBM Plex Mono (технічні мітки).
   «Бетонне» світле тло, blueprint-блакить, гострі кути, інженерна сітка.
   Стримано й сучасно — протилежність hi-viz budova. Самостійний стайлшит.
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@600;700;800;900&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --bg:#e8e6e1;
  --bg-grid:#dcdad3;
  --surface:#ffffff;
  --surface-2:#f3f1ec;
  --ink:#15171c;
  --ink-2:#3a3d45;
  --muted:#6b6f79;
  --line:#cfccc3;
  --line-strong:#b3afa4;
  --accent:#1f5fd6;
  --accent-deep:#164aa8;
  --amber:#e08a1e;
  --display:'Archivo','Arial Narrow',system-ui,sans-serif;
  --sans:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,'Cascadia Code',monospace;
  --maxw:1200px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.62;
  -webkit-font-smoothing:antialiased;
  background-image:
    linear-gradient(var(--bg-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--bg-grid) 1px,transparent 1px);
  background-size:44px 44px;background-position:-1px -1px;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:2px;text-decoration-color:var(--line-strong)}
.article-body a:hover{text-decoration-color:var(--accent)}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{background:var(--ink);color:#fff;border-bottom:3px solid var(--accent)}
.header-top{display:flex;align-items:center;gap:20px;min-height:74px}
.site-name{font-family:var(--display);font-weight:900;font-size:1.4rem;letter-spacing:.01em;text-transform:uppercase;line-height:1}
.site-name a{display:inline-flex;align-items:center;gap:.6rem;color:#fff}
.site-name .brand-mark{
  width:30px;height:30px;background:var(--accent);position:relative;flex:none;
  clip-path:polygon(0 100%,50% 0,100% 100%);
}
.site-name .brand-mark::after{content:"";position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);width:8px;height:8px;background:var(--ink)}
.header-meta{margin-left:auto}
.site-nav{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid rgba(255,255,255,.14)}
.site-nav a{
  font-family:var(--mono);font-weight:500;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;
  color:rgba(255,255,255,.72);padding:11px 16px;border-right:1px solid rgba(255,255,255,.12);transition:.14s;
}
.site-nav a:hover{color:#fff;background:rgba(255,255,255,.06)}
.site-nav a:first-child{color:#fff}
.site-nav a:hover{box-shadow:inset 0 -3px 0 var(--accent)}

/* ---------- Search ---------- */
.search-form{display:flex;align-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:4px 4px 4px 12px}
.search-form input{background:transparent;border:0;color:#fff;font-family:var(--mono);font-size:.82rem;width:8.5rem;outline:none}
.search-form input::placeholder{color:rgba(255,255,255,.5)}
.search-form button{border:0;cursor:pointer;width:30px;height:30px;background:var(--accent);color:#fff;font-size:1rem;font-weight:700}

/* ---------- Layout ---------- */
.site-main{padding:34px 0 58px}
.main-grid{display:grid;grid-template-columns:minmax(0,1fr) 312px;gap:34px}
@media(max-width:940px){.main-grid{grid-template-columns:1fr;gap:28px}}

/* ---------- Category (mono tag) ---------- */
.article-category{
  display:inline-block;font-family:var(--mono);font-weight:600;
  font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--accent-deep);background:rgba(31,95,214,.1);
  padding:4px 9px;margin-bottom:.7rem;border-left:3px solid var(--accent);
}
.article-category a{color:inherit}

/* ---------- Featured ---------- */
.featured-article{background:var(--surface);border:2px solid var(--ink);margin-bottom:28px}
.featured-image{display:block;overflow:hidden;border-bottom:2px solid var(--ink);position:relative}
.featured-image img{width:100%;aspect-ratio:16/8;object-fit:cover;transition:.5s}
.featured-article:hover .featured-image img{transform:scale(1.03)}
.featured-article .article-category{margin:22px 26px 0}
.featured-article .article-title{
  font-family:var(--display);font-weight:800;line-height:1.05;letter-spacing:-.005em;text-transform:uppercase;
  font-size:clamp(1.7rem,3.6vw,2.6rem);margin:.35rem 0 0;padding:0 26px;color:var(--ink);
}
.featured-article .article-title a:hover{color:var(--accent)}
.featured-article .article-excerpt{color:var(--ink-2);margin-top:.7rem;padding:0 26px;font-size:1.05rem;max-width:62ch}
.featured-article .article-meta{margin-top:1rem;padding:0 26px 24px}

/* ---------- Cards grid ---------- */
.articles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:20px}
.article-card{background:var(--surface);border:1px solid var(--line-strong);display:flex;flex-direction:column;transition:.16s;position:relative}
.article-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:.2s}
.article-card:hover{border-color:var(--ink);box-shadow:6px 6px 0 rgba(21,23,28,.1)}
.article-card:hover::before{transform:scaleX(1)}
.card-image{display:block;overflow:hidden;border-bottom:1px solid var(--line);background:var(--surface-2)}
.card-image img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:.4s}
.article-card:hover .card-image img{transform:scale(1.04)}
.article-card .article-category{margin:16px 16px 0;align-self:flex-start}
.article-card .article-title{
  font-family:var(--display);font-weight:700;line-height:1.14;text-transform:uppercase;letter-spacing:-.005em;
  font-size:1.12rem;margin:.5rem 0 0;padding:0 16px;color:var(--ink);
}
.article-card .article-title a:hover{color:var(--accent)}
.article-card .article-excerpt{color:var(--ink-2);font-size:.92rem;padding:0 16px;margin-top:.5rem;flex:1}
.article-card .article-meta{padding:12px 16px 16px}

.article-meta{font-family:var(--mono);color:var(--muted);font-size:.76rem;letter-spacing:.02em}
.article-meta .byline{color:var(--accent-deep);font-weight:600}

/* ---------- Pagination ---------- */
.pagination{display:flex;gap:12px;justify-content:center;margin-top:34px}
.pagination a{font-family:var(--mono);font-weight:500;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;padding:11px 20px;background:var(--surface);border:1px solid var(--line-strong);color:var(--ink-2);transition:.14s}
.pagination a:hover{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ---------- Sidebar ---------- */
.sidebar{display:flex;flex-direction:column;gap:22px;align-self:start;position:sticky;top:22px}
@media(max-width:940px){.sidebar{position:static}}
.sidebar-block{background:var(--surface);border:1px solid var(--line-strong)}
.sidebar-title{
  font-family:var(--display);font-weight:800;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;
  color:#fff;background:var(--ink);padding:11px 15px;border-bottom:3px solid var(--accent);
}
.sidebar-list{list-style:none;margin:0;padding:6px 15px}
.sidebar-list li{padding:11px 0;border-bottom:1px solid var(--line)}
.sidebar-list li:last-child{border-bottom:0}
.sidebar-list .item-title{font-weight:500;line-height:1.32;font-size:.95rem}
.sidebar-list .item-title a:hover{color:var(--accent)}
.sidebar-list .item-meta{font-family:var(--mono);color:var(--muted);font-size:.72rem;margin-top:3px}

/* ---------- Single article ---------- */
.article-single{max-width:800px;background:var(--surface);border:1px solid var(--line-strong);padding:30px 34px}
@media(max-width:600px){.article-single{padding:22px 18px}}
.breadcrumbs{font-family:var(--mono);font-size:.74rem;letter-spacing:.03em;color:var(--muted);margin-bottom:18px;text-transform:uppercase}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:var(--accent)}
.breadcrumbs .sep{margin:0 .4rem;color:var(--line-strong)}
.article-single .article-title{
  font-family:var(--display);font-weight:900;line-height:1.06;text-transform:uppercase;letter-spacing:-.005em;
  font-size:clamp(1.8rem,4vw,2.7rem);margin:.4rem 0 .5rem;
}
.article-single .article-meta{display:flex;gap:16px;flex-wrap:wrap;padding-bottom:14px;border-bottom:2px solid var(--ink)}
.article-hero{margin:22px 0;border:1px solid var(--line-strong)}
.article-body{font-size:1.08rem;line-height:1.76;color:var(--ink-2)}
.article-body p{margin:0 0 1.2em}
.article-body h2,.article-body h3{font-family:var(--display);font-weight:800;text-transform:uppercase;line-height:1.14;color:var(--ink);margin:1.7em 0 .5em}
.article-body h2{font-size:1.5rem;padding-left:12px;border-left:4px solid var(--accent)}
.article-body h3{font-size:1.2rem}
.article-body blockquote{margin:1.4em 0;padding:.6em 1.2em;background:var(--surface-2);border-left:4px solid var(--accent);color:var(--ink-2)}
.article-body ul,.article-body ol{padding-left:1.3em;margin:0 0 1.2em}
.article-body img{margin:1.4em 0;border:1px solid var(--line-strong)}
.article-single h2:not(.article-title){font-family:var(--display);font-weight:800;text-transform:uppercase;font-size:1.1rem;letter-spacing:.02em;margin:2em 0 .5em;color:var(--ink)}
.related-list{list-style:none;padding:0;margin:.4em 0 0;display:grid;gap:0}
.related-list li{padding:12px 0;border-bottom:1px solid var(--line)}
.related-list li:last-child{border-bottom:0}
.related-list a{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:1.02rem}
.related-list a:hover{color:var(--accent)}

/* ---------- Static / legal ---------- */
.static-page,.page-narrow{max-width:800px;background:var(--surface);border:1px solid var(--line-strong);padding:30px 34px}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#fff;border-top:3px solid var(--accent);margin-top:42px}
.site-footer .container{padding-top:42px;padding-bottom:28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr;gap:26px}}
.footer-brand .site-name{font-size:1.35rem;color:#fff}
.footer-brand p{color:rgba(255,255,255,.62);margin:.7rem 0 0;max-width:34ch;font-size:.95rem}
.footer-nav-title{font-family:var(--display);font-weight:800;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:#fff;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.16)}
.footer-nav{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px}
.footer-nav a{font-family:var(--mono);color:rgba(255,255,255,.66);font-size:.86rem}
.footer-nav a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:30px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);font-family:var(--mono);color:rgba(255,255,255,.5);font-size:.78rem}
.footer-legal a{color:rgba(255,255,255,.5)}
.footer-legal a:hover{color:#fff}

/* ---------- Search heading ---------- */
.search-heading{font-family:var(--display);font-weight:800;text-transform:uppercase;font-size:1.8rem;margin-bottom:20px}