/* DOMINATION — dominationrts.com
   Dark command-console palette. Faction accents follow the in-game
   convention: USA blue, Russia neutral grey, China red. */

:root {
  --bg: #0d1014;
  --bg-raised: #141920;
  --bg-sunken: #090b0e;
  --border: #232b35;
  --border-bright: #33404e;

  --fg: #dfe6ee;
  --fg-muted: #8b98a8;
  --fg-dim: #66727f;

  --accent: #d8a13a;
  --accent-hot: #f0b850;
  --usa: #4a8fd4;
  --russia: #9aa5b1;
  --china: #cc4444;

  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;

  --sidebar-w: 260px;
  --max-w: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hot); text-decoration: underline; }

code, pre { font-family: var(--mono); font-size: 0.9em; }

/* ------------------------------------------------------------ top bar */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.5rem;
  background: rgba(13, 16, 20, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--fg); }
.brand:hover { text-decoration: none; color: var(--fg); }
.brand-mark { color: var(--accent); font-size: 1.15rem; letter-spacing: -2px; }
.brand-text { font-weight: 700; letter-spacing: 0.22em; font-size: 0.95rem; }

.topnav { display: flex; gap: 1.4rem; font-size: 0.9rem; }
.topnav a { color: var(--fg-muted); }
.topnav a:hover { color: var(--fg); text-decoration: none; }

/* -------------------------------------------------------------- shell */

.shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  gap: 2.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.shell-wide { grid-template-columns: minmax(0, 1fr); }

.sidebar { font-size: 0.9rem; }
.sidebar nav { position: sticky; top: 5rem; }
.nav-section { margin-bottom: 1.6rem; }
.nav-section h4 {
  margin: 0 0 0.5rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--fg-dim);
}
.nav-section ul { list-style: none; margin: 0; padding: 0; }
.nav-section li { margin: 0.15rem 0; }
.nav-section a {
  display: block;
  padding: 0.28rem 0.6rem;
  border-left: 2px solid transparent;
  color: var(--fg-muted);
  border-radius: 0 3px 3px 0;
}
.nav-section a:hover { background: var(--bg-raised); color: var(--fg); text-decoration: none; }
.nav-section a.active {
  border-left-color: var(--accent);
  background: var(--bg-raised);
  color: var(--accent);
}

.content { min-width: 0; }

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

.hero { padding: 3.5rem 0 2.5rem; text-align: center; }
.hero-compact { padding: 2.5rem 0 1.5rem; }

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.lede {
  max-width: 62ch;
  margin: 0 auto;
  color: var(--fg-muted);
  font-size: 1.08rem;
}

.cta-row { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; margin-top: 1.8rem; }

.btn {
  display: inline-block;
  padding: 0.62rem 1.35rem;
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  background: var(--bg-raised);
  color: var(--fg);
  font-size: 0.94rem;
  font-weight: 500;
}
.btn:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #14171b; font-weight: 600; }
.btn-primary:hover { background: var(--accent-hot); border-color: var(--accent-hot); color: #14171b; }
.btn-small { padding: 0.42rem 1rem; font-size: 0.88rem; }

/* ----------------------------------------------------------- factions */

.factions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin: 2.5rem 0;
}

.faction {
  padding: 1.4rem;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-top: 3px solid var(--border-bright);
  border-radius: 5px;
}
.faction h3 { margin: 0 0 0.5rem; font-size: 0.95rem; letter-spacing: 0.18em; }
.faction p { margin: 0; color: var(--fg-muted); font-size: 0.94rem; }
.faction-usa { border-top-color: var(--usa); }
.faction-usa h3 { color: var(--usa); }
.faction-russia { border-top-color: var(--russia); }
.faction-russia h3 { color: var(--russia); }
.faction-china { border-top-color: var(--china); }
.faction-china h3 { color: var(--china); }

/* ------------------------------------------------------ server callout */

.server-callout {
  margin: 2.5rem 0;
  padding: 1.8rem;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: 5px;
}
.server-callout h2 { margin-top: 0; }

.server-addr {
  margin: 1rem 0;
  padding: 0.9rem 1.1rem;
  background: #05070a;
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  overflow-x: auto;
}
.server-addr code { color: var(--accent); font-size: 1.05rem; letter-spacing: 0.04em; }

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

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }

.card {
  padding: 1.4rem;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 5px;
}
.card h3 { margin: 0 0 0.9rem; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.14em; color: var(--fg-dim); }
.card-list { list-style: none; margin: 0; padding: 0; }
.card-list li { margin-bottom: 0.9rem; }
.card-list li span { display: block; color: var(--fg-muted); font-size: 0.88rem; line-height: 1.5; }

.doc-index { list-style: none; padding: 0; }
.doc-index li { margin: 0.5rem 0; color: var(--fg-muted); }

/* ---------------------------------------------------------- downloads */

.downloads { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; margin: 2rem 0; }
.dl { padding: 1.5rem; background: var(--bg-raised); border: 1px solid var(--border); border-radius: 5px; }
.dl h3 { margin: 0 0 0.4rem; }
.dl .arch { font-family: var(--mono); font-size: 0.72rem; color: var(--fg-dim); font-weight: 400; }
.dl p { font-size: 0.9rem; margin: 0 0 1.1rem; }

/* ----------------------------------------------------- doc typography */

.doc { max-width: 78ch; }
.doc h1 { font-size: 2rem; margin: 0 0 1.2rem; letter-spacing: -0.015em; }
.doc h2 {
  margin: 2.4rem 0 0.9rem;
  padding-bottom: 0.4rem;
  font-size: 1.4rem;
  border-bottom: 1px solid var(--border);
}
.doc h3 { margin: 1.8rem 0 0.6rem; font-size: 1.12rem; }
.doc h4 { margin: 1.4rem 0 0.5rem; font-size: 1rem; color: var(--fg-muted); }
.doc p, .doc li { color: #cdd6e0; }
.doc ul, .doc ol { padding-left: 1.4rem; }
.doc li { margin: 0.3rem 0; }

.doc code {
  padding: 0.14em 0.4em;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--accent);
}

.doc pre {
  padding: 1rem 1.2rem;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow-x: auto;
}
.doc pre code { padding: 0; background: none; border: none; color: #c3d0dd; }

.doc blockquote {
  margin: 1.2rem 0;
  padding: 0.2rem 1.2rem;
  border-left: 3px solid var(--accent);
  background: var(--bg-raised);
  color: var(--fg-muted);
}

.doc table { width: 100%; border-collapse: collapse; margin: 1.2rem 0; font-size: 0.92rem; display: block; overflow-x: auto; }
.doc th, .doc td { padding: 0.55rem 0.8rem; border: 1px solid var(--border); text-align: left; }
.doc th { background: var(--bg-raised); font-weight: 600; }

.doc img { max-width: 100%; height: auto; border-radius: 4px; }
.doc hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }

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

.footer {
  padding: 2rem 1.5rem 3rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.87rem;
  color: var(--fg-dim);
}
.footer p { margin: 0.3rem 0; }

.muted { color: var(--fg-muted); }

/* ------------------------------------------------------------ responsive */

@media (max-width: 860px) {
  .shell { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; padding-top: 1.5rem; }
  .sidebar { order: 2; border-top: 1px solid var(--border); padding-top: 1.5rem; }
  .sidebar nav { position: static; }
  .topbar { padding: 0.75rem 1rem; }
  .topnav { gap: 1rem; font-size: 0.85rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}