/* ============================================================
   HELION — Aerospace SaaS
   Design system inspired by Planet Labs / Kongsberg / HawkEye 360
   ============================================================ */

:root {
  /* Palette — deep space, amber accent (HUD) */
  --color-bg:        #05060a;
  --color-bg-elev:   #0a0c12;
  --color-bg-soft:   #10131b;
  --color-border:    #1c2030;
  --color-border-2:  #262b3d;
  --color-ink:       #e6e8ee;
  --color-ink-2:     #a4a9b8;
  --color-ink-3:     #6b7184;
  --color-accent:    #4dabf7;     /* aerospace blue (satellite HUD) */
  --color-accent-2:  #74c0fc;
  --color-cyan:      #4ad3ff;     /* link / data */
  --color-success:   #4ad980;
  --color-danger:    #ff5c5c;

  --font-sans: "Inter", "SF Pro Display", -apple-system, "Segoe UI", Roboto, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Berkeley Mono", "Consolas", ui-monospace, monospace;

  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius:    6px;
  --radius-lg: 10px;

  --shadow-1: 0 1px 0 rgba(255,255,255,0.03), 0 1px 2px rgba(0,0,0,0.6);
  --shadow-2: 0 4px 24px rgba(0,0,0,0.45);

  --container: 1280px;
  --pad:       24px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { background: var(--color-bg); }
body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-ink);
  background:
    radial-gradient(1200px 700px at 20% -10%, rgba(255,122,24,0.06), transparent 60%),
    radial-gradient(900px 600px at 90% 10%, rgba(74,211,255,0.04), transparent 60%),
    var(--color-bg);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--color-ink); text-decoration: none; }
a:hover { color: var(--color-accent); }
img { max-width: 100%; display: block; }
button { font-family: inherit; }

/* Type */
h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
  color: var(--color-ink);
}
h1 { font-size: 56px; line-height: 1.05; letter-spacing: -0.025em; font-weight: 500; }
h2 { font-size: 32px; line-height: 1.15; font-weight: 500; }
h3 { font-size: 20px; font-weight: 600; }
h4 { font-size: 15px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-ink-2); }
p  { margin: 0 0 1em; color: var(--color-ink-2); }
small { color: var(--color-ink-3); font-size: 12px; }
code, .mono { font-family: var(--font-mono); font-size: 0.92em; color: var(--color-cyan); }

/* Layout */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--pad); width: 100%; }
.row { display: flex; gap: 24px; }
.col { flex: 1; min-width: 0; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 960px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  h1 { font-size: 38px; }
  h2 { font-size: 26px; }
}

/* Top status bar (server status — characteristic of game sites) */
.topbar {
  background: #02030a;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-ink-3);
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 32px;
}
.topbar .left, .topbar .right { display: flex; gap: 18px; align-items: center; }
.topbar .pill { display: inline-flex; align-items: center; gap: 6px; }
.topbar .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-success); box-shadow: 0 0 8px rgba(74,217,128,0.6); }
.topbar .dot.warn { background: #f0b83c; box-shadow: 0 0 8px rgba(240,184,60,0.6); }
.topbar a { color: var(--color-ink-2); }
.topbar a:hover { color: var(--color-accent); }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(5,6,10,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.nav .container { display: flex; align-items: center; height: 64px; gap: 32px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.12em; font-size: 14px; }
.brand .mark {
  width: 26px; height: 26px; border-radius: 4px;
  background: linear-gradient(135deg, var(--color-accent), #c14d00);
  position: relative; display: inline-block;
}
.brand .mark::before {
  content: ""; position: absolute; inset: 4px;
  background: var(--color-bg);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}
.brand .name { color: var(--color-ink); }
.brand .name span { color: var(--color-accent); }

.nav-links { display: flex; gap: 4px; flex: 1; }
.nav-links a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink-2);
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: var(--color-ink); background: var(--color-bg-soft); }
.nav-links a.active { color: var(--color-ink); }
.nav-links a.active::after {
  content: ""; display: block; height: 2px; background: var(--color-accent); margin-top: 6px; border-radius: 2px;
}
.nav-cta { display: flex; gap: 8px; align-items: center; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid var(--color-border-2);
  background: var(--color-bg-soft);
  color: var(--color-ink);
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}
.btn:hover { border-color: var(--color-ink-3); color: var(--color-ink); }
.btn-primary {
  background: linear-gradient(180deg, var(--color-accent-2), var(--color-accent));
  border-color: var(--color-accent);
  color: #1a0d00;
}
.btn-primary:hover { background: var(--color-accent-2); color: #1a0d00; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--color-ink-2); }
.btn-ghost:hover { color: var(--color-ink); background: var(--color-bg-soft); }
.btn-lg { padding: 14px 24px; font-size: 15px; }

/* Cards */
.card {
  background: var(--color-bg-elev);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.2s, transform 0.2s;
}
.card.hover:hover { border-color: var(--color-border-2); transform: translateY(-2px); }

/* Hero */
.hero {
  position: relative;
  padding: 120px 0 100px;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    linear-gradient(180deg, rgba(5,6,10,0.85) 0%, rgba(5,6,10,0.6) 50%, var(--color-bg) 100%),
    url('assets/img/art-galaxy.svg') center/cover no-repeat;
  pointer-events: none;
  opacity: 0.6;
}
.hero .container { position: relative; z-index: 1; }
.hero .eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--color-border-2);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-ink-2);
  margin-bottom: 24px;
  background: rgba(10,12,18,0.5);
}
.hero .eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-accent); box-shadow: 0 0 8px var(--color-accent); }
.hero h1 { max-width: 900px; }
.hero h1 em { font-style: normal; color: var(--color-accent); }
.hero p.lead { font-size: 18px; max-width: 640px; color: var(--color-ink-2); margin-bottom: 32px; }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .meta { display: flex; gap: 28px; margin-top: 48px; flex-wrap: wrap; }
.hero .meta .stat { font-family: var(--font-mono); }
.hero .meta .stat .num { font-size: 22px; color: var(--color-ink); font-weight: 600; }
.hero .meta .stat .lbl { font-size: 11px; color: var(--color-ink-3); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 2px; }

/* Section */
section { padding: 80px 0; }
section.compact { padding: 48px 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; margin-bottom: 32px; gap: 16px; flex-wrap: wrap; }
.section-head h2 { margin: 0; }
.section-head .lead { max-width: 540px; color: var(--color-ink-2); margin-top: 8px; }
.section-head a.see-all { font-size: 13px; color: var(--color-ink-2); font-family: var(--font-mono); }
.section-head a.see-all:hover { color: var(--color-accent); }

/* Feature row */
.feature {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center;
}
.feature.reverse { direction: rtl; }
.feature.reverse > * { direction: ltr; }
.feature .visual {
  aspect-ratio: 16/10;
  background: var(--color-bg-elev);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature .visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.feature h3 { font-size: 24px; margin-bottom: 12px; }
.feature ul { padding: 0; list-style: none; margin: 16px 0 0; }
.feature ul li { padding: 8px 0 8px 22px; position: relative; color: var(--color-ink-2); font-size: 14px; }
.feature ul li::before { content: ""; position: absolute; left: 0; top: 16px; width: 12px; height: 1px; background: var(--color-accent); }
@media (max-width: 960px) { .feature { grid-template-columns: 1fr; gap: 24px; } .feature.reverse { direction: ltr; } }

/* News cards */
.news-card { display: flex; flex-direction: column; gap: 12px; padding: 0; overflow: hidden; }
.news-card .cover {
  aspect-ratio: 16/9;
  background: var(--color-bg-soft);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.news-card .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.news-card .cover .tag {
  position: absolute; top: 12px; left: 12px;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(5,6,10,0.7);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-xs);
  color: var(--color-accent);
}
.news-card .body { padding: 16px 20px 20px; }
.news-card h3 { font-size: 18px; margin: 4px 0 8px; line-height: 1.3; }
.news-card .meta { font-size: 12px; color: var(--color-ink-3); font-family: var(--font-mono); display: flex; gap: 12px; }
.news-card .excerpt { color: var(--color-ink-2); font-size: 14px; margin: 0; }

/* Pillars (for game page) */
.pillar {
  background: var(--color-bg-elev);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
}
.pillar .num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.pillar h3 { font-size: 17px; margin-bottom: 8px; }
.pillar p { font-size: 14px; margin: 0; }

/* Quote */
.quote { border-left: 2px solid var(--color-accent); padding: 4px 0 4px 20px; font-style: italic; color: var(--color-ink); }
.quote .author { font-style: normal; font-size: 12px; color: var(--color-ink-3); margin-top: 8px; font-family: var(--font-mono); }

/* Footer */
footer { background: #02030a; border-top: 1px solid var(--color-border); padding: 56px 0 32px; margin-top: auto; }
footer .grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr; gap: 32px; }
footer h5 { font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--color-ink-3); margin: 0 0 14px; font-weight: 600; }
footer ul { list-style: none; padding: 0; margin: 0; }
footer ul li { padding: 4px 0; }
footer ul a { color: var(--color-ink-2); font-size: 14px; }
footer ul a:hover { color: var(--color-ink); }
footer .legal { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; margin-top: 40px; border-top: 1px solid var(--color-border); font-size: 12px; color: var(--color-ink-3); font-family: var(--font-mono); }
footer .legal a { color: var(--color-ink-3); margin-left: 16px; }
footer .brand-block { max-width: 280px; }
footer .brand-block p { font-size: 13px; color: var(--color-ink-2); margin-top: 12px; }
footer .socials { display: flex; gap: 12px; margin-top: 16px; }
footer .socials a {
  width: 32px; height: 32px; border-radius: 4px;
  background: var(--color-bg-soft); border: 1px solid var(--color-border);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--color-ink-2);
  font-size: 12px; font-family: var(--font-mono);
}
@media (max-width: 960px) { footer .grid { grid-template-columns: 1fr 1fr; } }

/* Sidebar layout (for wiki/news/account) */
.layout { display: grid; grid-template-columns: 240px 1fr; gap: 40px; padding: 48px 0; }
.layout aside { position: sticky; top: 96px; align-self: start; }
.layout aside h5 { font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--color-ink-3); margin: 0 0 12px; }
.layout aside ul { list-style: none; padding: 0; margin: 0 0 24px; }
.layout aside ul li a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px; border-radius: var(--radius-sm);
  font-size: 14px; color: var(--color-ink-2);
  font-family: var(--font-mono);
}
.layout aside ul li a:hover { background: var(--color-bg-soft); color: var(--color-ink); }
.layout aside ul li a.active { background: var(--color-bg-soft); color: var(--color-accent); }
.layout aside .count { font-size: 11px; color: var(--color-ink-3); }
@media (max-width: 960px) { .layout { grid-template-columns: 1fr; } .layout aside { position: static; } }

/* Article / prose */
.prose h1 { font-size: 42px; }
.prose h2 { font-size: 26px; margin-top: 1.6em; }
.prose h3 { font-size: 18px; margin-top: 1.4em; }
.prose p, .prose li { color: var(--color-ink-2); font-size: 16px; line-height: 1.7; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose hr { border: 0; border-top: 1px solid var(--color-border); margin: 32px 0; }
.prose blockquote { border-left: 2px solid var(--color-accent); padding-left: 16px; color: var(--color-ink); margin: 24px 0; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--color-border); }
th { color: var(--color-ink-3); font-weight: 500; text-transform: uppercase; font-size: 11px; letter-spacing: 0.1em; font-family: var(--font-mono); }
tr:hover td { background: var(--color-bg-soft); }

/* Badges */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--color-bg-soft);
  color: var(--color-ink-2);
  border: 1px solid var(--color-border-2);
}
.badge.ok { color: var(--color-success); border-color: rgba(74,217,128,0.3); background: rgba(74,217,128,0.06); }
.badge.warn { color: #f0b83c; border-color: rgba(240,184,60,0.3); background: rgba(240,184,60,0.06); }
.badge.danger { color: var(--color-danger); border-color: rgba(255,92,92,0.3); background: rgba(255,92,92,0.06); }
.badge.accent { color: var(--color-accent); border-color: rgba(255,122,24,0.3); background: rgba(255,122,24,0.06); }

/* Form */
.form { max-width: 520px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-ink-3); margin-bottom: 6px; font-family: var(--font-mono); }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 10px 12px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 14px;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(255,122,24,0.15);
}
.field .hint { font-size: 12px; color: var(--color-ink-3); margin-top: 6px; }

/* Hero (variant for inner pages) */
.page-hero {
  padding: 64px 0 32px;
  border-bottom: 1px solid var(--color-border);
}
.page-hero .breadcrumb { font-family: var(--font-mono); font-size: 12px; color: var(--color-ink-3); margin-bottom: 16px; }
.page-hero .breadcrumb a { color: var(--color-ink-3); }
.page-hero .breadcrumb a:hover { color: var(--color-accent); }
.page-hero h1 { font-size: 44px; margin: 0; }
.page-hero p.lead { max-width: 720px; margin-top: 12px; }

/* Logo grid / partner style */
.logo-row { display: flex; flex-wrap: wrap; gap: 32px; align-items: center; justify-content: center; padding: 24px 0; }
.logo-row .logo { font-family: var(--font-mono); color: var(--color-ink-3); font-size: 12px; letter-spacing: 0.15em; padding: 12px 18px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-bg-elev); }

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, rgba(255,122,24,0.08), rgba(74,211,255,0.04));
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 64px 0;
  text-align: center;
}
.cta-band h2 { margin-bottom: 12px; }
.cta-band p { max-width: 540px; margin: 0 auto 24px; }

/* Utilities */
.muted { color: var(--color-ink-3); }
.center { text-align: center; }
.divider { height: 1px; background: var(--color-border); margin: 32px 0; }
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; }
.kbd { font-family: var(--font-mono); font-size: 12px; padding: 2px 6px; background: var(--color-bg-soft); border: 1px solid var(--color-border-2); border-radius: 3px; color: var(--color-ink-2); }
hr.soft { border: 0; border-top: 1px solid var(--color-border); margin: 48px 0; }