/* BSD-CZ/SK — hand-written, no framework, no runtime dependencies. */

:root {
  --bg: #0a0e14;
  --bg-soft: #10151d;
  --surface: #141b24;
  --surface-2: #1a222d;
  --border: #232e3c;
  --border-soft: #1a2330;
  --text: #e5ecf3;
  --text-muted: #98a7b8;
  --text-dim: #6f8095;
  --accent: #b5e853;
  --accent-dim: #8fbf3f;
  --accent-ink: #0a0e14;
  --link: #7dd3fc;
  --ok: #4ade80;
  --warn: #fbbf24;
  --idle: #64748b;
  --radius: 10px;
  --radius-lg: 16px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.6);
  --wrap: 1080px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --bg-soft: #f6f8fa;
    --surface: #ffffff;
    --surface-2: #f2f5f8;
    --border: #d8e0e8;
    --border-soft: #e6ecf2;
    --text: #10171f;
    --text-muted: #4a5a6b;
    --text-dim: #6b7c8d;
    --accent: #4d7c0f;
    --accent-dim: #3f6212;
    --accent-ink: #ffffff;
    --link: #0369a1;
    --ok: #15803d;
    --warn: #b45309;
    --idle: #64748b;
    --shadow: 0 1px 2px rgba(16,23,31,.06), 0 8px 24px -14px rgba(16,23,31,.22);
  }
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.wrap-narrow { max-width: 760px; margin: 0 auto; padding: 0 20px; }

a { color: var(--link); text-decoration-color: color-mix(in srgb, var(--link) 40%, transparent); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: var(--accent-ink);
  padding: 10px 16px; z-index: 100; font-weight: 600; border-radius: 0 0 var(--radius) 0;
}
.skip:focus { left: 0; }

/* ---------- header ---------- */

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.site-header .wrap {
  display: flex; align-items: center; gap: 18px;
  min-height: 60px; flex-wrap: wrap;
}
.brand {
  display: inline-flex; align-items: baseline; gap: 8px;
  font-family: var(--mono); font-weight: 700; font-size: 15px;
  color: var(--text); text-decoration: none; letter-spacing: -.2px;
  margin-right: auto;
}
.brand .dot { color: var(--accent); }
.brand:hover { color: var(--accent); }

.site-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.site-nav a {
  color: var(--text-muted); text-decoration: none;
  font-size: 14px; font-weight: 500;
  padding: 6px 11px; border-radius: 7px;
}
.site-nav a:hover { color: var(--text); background: var(--surface-2); }
.site-nav a.active { color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }

/* ---------- hero ---------- */

.hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border-soft);
  background:
    radial-gradient(900px 380px at 12% -12%, color-mix(in srgb, var(--accent) 11%, transparent), transparent 70%),
    radial-gradient(700px 320px at 92% 0%, color-mix(in srgb, var(--link) 9%, transparent), transparent 70%);
}
.eyebrow {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--accent); margin: 0 0 16px;
  display: flex; align-items: center; gap: 9px;
}
.eyebrow::before {
  content: ""; width: 22px; height: 2px; background: var(--accent); border-radius: 2px;
}
.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 5.2vw, 3.35rem);
  line-height: 1.08; letter-spacing: -.028em; font-weight: 800;
  max-width: 20ch;
}
.hero .lede {
  font-size: clamp(1.02rem, 2.1vw, 1.2rem);
  color: var(--text-muted); max-width: 62ch; margin: 0 0 30px;
}
.hero .lede strong { color: var(--text); font-weight: 600; }

.cta-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: 9px;
  font-weight: 600; font-size: 15px; text-decoration: none;
  border: 1px solid transparent; transition: transform .12s ease, background .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-dim); }
.btn-ghost { border-color: var(--border); color: var(--text); background: var(--surface); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- stats ---------- */

.stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px; background: var(--border-soft);
  border: 1px solid var(--border-soft); border-radius: var(--radius-lg);
  overflow: hidden; margin: 44px 0 0;
}
.stat { background: var(--bg); padding: 20px 22px; }
.stat b {
  display: block; font-size: 1.75rem; font-weight: 800;
  letter-spacing: -.02em; line-height: 1.1; color: var(--accent);
  font-family: var(--mono);
}
.stat span { display: block; font-size: 13px; color: var(--text-dim); margin-top: 5px; }

/* ---------- sections ---------- */

main { display: block; }
.section { padding: 60px 0; }
.section-flush { padding-top: 22px; }
.section + .section { border-top: 1px solid var(--border-soft); }
.section-head { margin-bottom: 28px; }
.section-head h2 {
  margin: 0 0 8px; font-size: clamp(1.4rem, 3vw, 1.85rem);
  letter-spacing: -.02em; font-weight: 700;
}
.section-head p { margin: 0; color: var(--text-muted); max-width: 68ch; }

/* ---------- cards ---------- */

.card-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.card {
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 22px;
  text-decoration: none; color: inherit;
  transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
a.card:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
  transform: translateY(-2px); box-shadow: var(--shadow);
}
.card h3 {
  margin: 0 0 8px; font-size: 1.08rem; font-weight: 700;
  letter-spacing: -.01em; color: var(--text);
}
a.card:hover h3 { color: var(--accent); }
.card p { margin: 0 0 16px; color: var(--text-muted); font-size: 14.5px; line-height: 1.55; }
.card .card-foot {
  margin-top: auto; display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  font-family: var(--mono); font-size: 12px; color: var(--text-dim);
}

/* ---------- badges ---------- */

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 11.5px; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
  padding: 3px 9px; border-radius: 999px;
  border: 1px solid var(--border); color: var(--text-muted);
  background: var(--surface-2); white-space: nowrap;
}
.badge::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--idle);
}
.badge-working::before, .badge-done::before { background: var(--ok); }
.badge-working, .badge-done { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 35%, var(--border)); }
.badge-progress::before, .badge-ongoing::before { background: var(--warn); }
.badge-progress, .badge-ongoing { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 35%, var(--border)); }
.badge-planned::before { background: var(--idle); }
.badge-plain { text-transform: none; letter-spacing: 0; }
.badge-plain::before { display: none; }

/* ---------- prose ---------- */

.prose { font-size: 17px; }
.prose > *:first-child { margin-top: 0; }
.prose h2 {
  margin: 44px 0 14px; font-size: 1.45rem; font-weight: 700;
  letter-spacing: -.015em; padding-bottom: 8px; border-bottom: 1px solid var(--border-soft);
}
.prose h3 { margin: 30px 0 10px; font-size: 1.13rem; font-weight: 700; }
.prose p { margin: 0 0 17px; }
.prose ul, .prose ol { margin: 0 0 17px; padding-left: 22px; }
.prose li { margin-bottom: 7px; }
.prose li::marker { color: var(--accent); }
.prose strong { color: var(--text); font-weight: 650; }
.prose hr { border: 0; border-top: 1px solid var(--border-soft); margin: 36px 0; }
.prose blockquote {
  margin: 0 0 17px; padding: 2px 0 2px 18px;
  border-left: 3px solid var(--accent); color: var(--text-muted);
}
.prose code {
  font-family: var(--mono); font-size: .875em;
  background: var(--surface-2); border: 1px solid var(--border-soft);
  padding: 1px 5px; border-radius: 5px; color: var(--accent);
  overflow-wrap: break-word;
}
.prose pre {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; overflow-x: auto; margin: 0 0 17px;
}
.prose pre code { background: none; border: 0; padding: 0; color: var(--text); font-size: 13.5px; }

.table-scroll { overflow-x: auto; margin: 0 0 20px; -webkit-overflow-scrolling: touch; }
.prose table, table.data {
  width: 100%; border-collapse: collapse; font-size: 15px;
  margin: 0 0 20px;
}
.prose table th, table.data th {
  text-align: left; padding: 10px 14px 10px 0;
  border-bottom: 2px solid var(--border);
  font-family: var(--mono); font-size: 12px; letter-spacing: .07em;
  text-transform: uppercase; color: var(--text-dim); font-weight: 600;
  white-space: nowrap;
}
.prose table td, table.data td {
  padding: 11px 14px 11px 0; border-bottom: 1px solid var(--border-soft);
  vertical-align: top;
}
.prose table tr:last-child td, table.data tr:last-child td { border-bottom: 0; }

/* ---------- page header ---------- */

.page-head {
  padding: 52px 0 34px; border-bottom: 1px solid var(--border-soft);
  background: radial-gradient(760px 300px at 10% -30%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 70%);
}
.page-head h1 {
  margin: 0 0 12px; font-size: clamp(1.75rem, 4.4vw, 2.6rem);
  line-height: 1.12; letter-spacing: -.025em; font-weight: 800;
}
.page-head .lede { margin: 0; color: var(--text-muted); font-size: 1.06rem; max-width: 64ch; }
.meta-row { display: flex; flex-wrap: wrap; gap: 9px; margin: 18px 0 0; align-items: center; }
.back-link {
  display: inline-block; font-family: var(--mono); font-size: 13px;
  color: var(--text-dim); text-decoration: none; margin-bottom: 18px;
}
.back-link:hover { color: var(--accent); }

/* ---------- ports ---------- */

.ports-toolbar {
  position: sticky; top: 59px; z-index: 20;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: saturate(140%) blur(10px); -webkit-backdrop-filter: saturate(140%) blur(10px);
  padding: 16px 0; border-bottom: 1px solid var(--border-soft); margin-bottom: 4px;
}
.ports-search {
  width: 100%; max-width: 460px;
  padding: 11px 15px; font-size: 15px; font-family: var(--sans);
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 9px;
}
.ports-search::placeholder { color: var(--text-dim); }
.ports-search:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
.ports-count { font-family: var(--mono); font-size: 13px; color: var(--text-dim); margin-top: 9px; }

.port-group { margin: 38px 0 0; }
.port-group > h2 {
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
  margin: 0 0 14px; font-size: 1.2rem; font-weight: 700; letter-spacing: -.015em;
  padding-bottom: 9px; border-bottom: 1px solid var(--border-soft);
}
.port-group > h2 .n {
  font-family: var(--mono); font-size: 12px; font-weight: 600;
  color: var(--text-dim); letter-spacing: .05em;
}
.port-list { list-style: none; margin: 0; padding: 0; }
.port {
  display: grid; grid-template-columns: minmax(190px, 250px) 1fr;
  gap: 6px 22px; padding: 11px 0;
  border-bottom: 1px solid var(--border-soft);
}
.port:last-child { border-bottom: 0; }
.port-name {
  font-family: var(--mono); font-size: 14px; font-weight: 600;
  color: var(--accent); overflow-wrap: anywhere;
}
.port-ver {
  font-family: var(--mono); font-size: 11.5px; color: var(--text-dim);
  margin-left: 8px; font-weight: 400;
}
.port-desc { color: var(--text-muted); font-size: 14.5px; line-height: 1.5; }
@media (max-width: 620px) {
  .port { grid-template-columns: 1fr; gap: 3px; }
}
.ports-empty { display: none; padding: 40px 0; color: var(--text-dim); font-family: var(--mono); }

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: 44px 0 52px; margin-top: 40px;
  color: var(--text-dim); font-size: 14px;
}
.footer-grid {
  display: grid; gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  margin-bottom: 30px;
}
.footer-grid h3 {
  margin: 0 0 10px; font-family: var(--mono); font-size: 11.5px;
  letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); font-weight: 600;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 7px; }
.footer-grid a { color: var(--text-dim); text-decoration: none; }
.footer-grid a:hover { color: var(--accent); }
.footer-base {
  padding-top: 22px; border-top: 1px solid var(--border-soft);
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-size: 13px;
}

/* ---------- posts ---------- */

.post-list { list-style: none; margin: 0; padding: 0; }
.post-list li {
  display: flex; gap: 16px; align-items: baseline;
  padding: 13px 0; border-bottom: 1px solid var(--border-soft); flex-wrap: wrap;
}
.post-list time { font-family: var(--mono); font-size: 13px; color: var(--text-dim); white-space: nowrap; }
.post-list a { font-weight: 600; text-decoration: none; color: var(--text); }
.post-list a:hover { color: var(--accent); }

.callout {
  background: var(--surface); border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius); padding: 18px 20px; margin: 26px 0;
}
.callout p:last-child { margin-bottom: 0; }

/* ---------- utilities ---------- */

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  overflow: hidden; white-space: nowrap;
}

@media (max-width: 640px) {
  .prose table { display: block; overflow-x: auto; }
}