@import url('https://fonts.googleapis.com/css2?family=Unbounded:wght@500;700;900&family=Golos+Text:wght@400;500;600&display=swap');

:root {
  --bg: #0E2129;
  --panel: #16303A;
  --panel-2: #1B3A46;
  --ink: #F2EFE8;
  --dim: #9DB4BC;
  --aqua: #6FA8B5;
  --amber: #F2A33C;
  --red: #E0533D;
  --maxw: 860px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  background-image: radial-gradient(1100px 700px at 88% -10%, rgba(111,168,181,.10), transparent 60%);
  color: var(--ink);
  font-family: 'Golos Text', system-ui, sans-serif;
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--aqua); text-decoration: none; }
a:hover { color: var(--amber); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* ---------- шапка ---------- */
header.site {
  border-bottom: 1px solid rgba(111,168,181,.2);
  position: sticky; top: 0; z-index: 10;
  background: rgba(14,33,41,.92);
  backdrop-filter: blur(8px);
}
header.site .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; padding-bottom: 16px; gap: 16px;
}
.brand {
  font-family: 'Unbounded'; font-weight: 700; font-size: 19px;
  letter-spacing: .1em; text-transform: uppercase; color: var(--ink);
}
.brand span { color: var(--aqua); }
nav.site a { margin-left: 20px; font-size: 16px; color: var(--dim); }
nav.site a:hover { color: var(--ink); }

/* ---------- hero ---------- */
.hero { padding: 70px 0 44px; }
.hero h1 {
  font-family: 'Unbounded'; font-weight: 700; font-size: 46px;
  line-height: 1.14; letter-spacing: -.01em;
}
.hero p.lead { color: var(--dim); font-size: 20px; margin-top: 18px; max-width: 640px; }
.cta {
  display: inline-block; margin-top: 26px; padding: 13px 26px;
  background: var(--aqua); color: var(--bg); border-radius: 10px;
  font-weight: 600; font-size: 17px;
}
.cta:hover { background: var(--amber); color: var(--bg); }

/* ---------- список постів ---------- */
.section-title {
  font-family: 'Unbounded'; font-weight: 700; font-size: 15px;
  letter-spacing: .16em; text-transform: uppercase; color: var(--aqua);
  margin: 46px 0 20px;
}
.card {
  display: block; background: var(--panel); border-radius: 14px;
  padding: 22px 24px; margin-bottom: 14px;
  border: 1px solid transparent; transition: border-color .15s, transform .15s;
}
.card:hover { border-color: rgba(111,168,181,.35); transform: translateY(-1px); }
.card .meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
              font-size: 14px; color: var(--dim); margin-bottom: 9px; }
.tag {
  font-family: 'Unbounded'; font-weight: 700; font-size: 11px;
  letter-spacing: .1em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 6px;
  background: var(--aqua); color: var(--bg);
}
.tag.practice { background: var(--amber); }
.tag.vendor { background: var(--panel-2); color: var(--aqua); border: 1px solid var(--aqua); }
.card h3 {
  font-family: 'Unbounded'; font-weight: 700; font-size: 22px;
  line-height: 1.26; color: var(--ink);
}
.card p { color: var(--dim); font-size: 16px; margin-top: 8px; }

/* ---------- сторінка поста ---------- */
article.post { padding: 44px 0 20px; }
article.post h1 {
  font-family: 'Unbounded'; font-weight: 700; font-size: 36px; line-height: 1.2;
}
article.post .meta { color: var(--dim); font-size: 15px; margin: 14px 0 26px;
                     display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
article.post .body { font-size: 18px; }
article.post .body p { margin-bottom: 17px; }
article.post .body b { color: var(--ink); }
article.post img.scheme {
  width: 100%; border-radius: 14px; margin: 8px 0 26px;
  border: 1px solid rgba(111,168,181,.2);
}
article.post code {
  display: block; background: var(--panel); border-left: 3px solid var(--amber);
  padding: 16px 18px; border-radius: 8px; margin: 16px 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 15.5px; line-height: 1.55; white-space: pre-wrap; color: var(--ink);
}
.source-line { color: var(--dim); font-size: 15px; margin-top: 22px;
               padding-top: 18px; border-top: 1px solid rgba(111,168,181,.2); }

.backlink { display: inline-block; margin: 30px 0 0; color: var(--dim); font-size: 16px; }

/* ---------- підвал ---------- */
footer.site {
  margin-top: 70px; padding: 34px 0 46px;
  border-top: 1px solid rgba(111,168,181,.2); color: var(--dim); font-size: 15px;
}
footer.site .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ---------- адаптив ---------- */
@media (max-width: 640px) {
  body { font-size: 17px; }
  .hero { padding: 44px 0 30px; }
  .hero h1 { font-size: 32px; }
  .hero p.lead { font-size: 18px; }
  article.post h1 { font-size: 27px; }
  .card h3 { font-size: 19px; }
  nav.site a { margin-left: 14px; font-size: 15px; }
  .brand { font-size: 16px; }
}