/* ============================================================
   CLIICXNET — Design tokens
   Palette: deep orbital navy + sovereign saffron + signal teal
   Type: Space Grotesk (display) / IBM Plex Sans (body) / IBM Plex Mono (data)
   ============================================================ */
:root{
  --ink:        #0A1420;
  --panel:      #121C2C;
  --panel-2:    #172335;
  --line:       #2A3548;
  --text:       #F3EEDD;
  --text-muted: #9C9686;
  --saffron:    #C9A227;
  --saffron-dim:#8F7419;
  --signal:     #3A9188;
  --signal-dim: #266058;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --max: 1180px;
  --radius: 14px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin:0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--signal); color:var(--ink);
  padding:.75rem 1rem; z-index:200; font-family:var(--font-mono);
}
.skip-link:focus{ left: 1rem; top: 1rem; }

a{ color: inherit; text-decoration: none; }
:focus-visible{ outline: 2px solid var(--signal); outline-offset: 3px; }

h1,h2,h3{
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  margin: 0 0 .5rem;
  letter-spacing: -0.01em;
}

.eyebrow{
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--saffron);
  margin: 0 0 .75rem;
}

.section-lede{
  max-width: 640px;
  color: var(--text-muted);
  font-size: 1.05rem;
  margin: 0 0 2rem;
}

/* ================= HEADER ================= */
.site-header{
  position: sticky; top:0; z-index: 100;
  background: rgba(11,18,32,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  max-width: var(--max); margin: 0 auto; padding: 0.9rem 1.5rem;
  display:flex; align-items:center; justify-content:space-between;
}
.logo{ display:flex; align-items:center; }
.logo-mark{ height: 40px; width: auto; display:block; }

.main-nav{ display:flex; align-items:center; gap: 1.8rem; }
.nav-link{ font-size:0.95rem; color: var(--text-muted); transition: color .15s; }
.nav-link:hover{ color: var(--text); }
.nav-cta{
  color: var(--ink); background: var(--saffron); padding: .5rem 1.1rem; border-radius: 999px;
  font-weight:600;
}
.nav-cta:hover{ background: var(--saffron-dim); color: var(--ink); }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:38px; height:38px; background:none; border:none; cursor:pointer;
}
.nav-toggle span{ display:block; height:2px; width:22px; background: var(--text); border-radius:2px; }

/* ================= HERO ================= */
.hero{
  position: relative; overflow: hidden;
  padding: 6.5rem 1.5rem 5rem;
  display:flex; align-items:center; min-height: 78vh;
}
.hero-signal{ position:absolute; inset:0; z-index:0; opacity:0.55; }
.hero-signal svg{ width:100%; height:100%; }
.orbit-ring{ fill:none; stroke: var(--line); stroke-width:1; }
.orbit-ring--outer{ stroke: var(--panel-2); }
.signal-path{ fill:none; stroke: var(--signal-dim); stroke-width:1.5; stroke-dasharray: 3 7; }
.ground-node{ fill: var(--saffron); }
.orbit-node{ fill: var(--signal); }
.pulse{ fill: var(--signal); filter: drop-shadow(0 0 6px var(--signal)); }
.pulse--delay{ fill: var(--saffron); filter: drop-shadow(0 0 6px var(--saffron)); }

.hero-content{ position:relative; z-index:1; max-width: 760px; margin: 0 auto; text-align:left; }
.hero h1{ font-size: clamp(2.2rem, 5vw, 3.6rem); }
.hero-sub{
  font-family: var(--font-mono); color: var(--signal); font-size: 1.15rem; margin: 0 0 1.25rem;
}
.hero-copy{ color: var(--text-muted); font-size: 1.1rem; max-width: 560px; margin: 0 0 2rem; }
.hero-actions{ display:flex; gap: 1rem; flex-wrap: wrap; }

.btn{
  display:inline-block; padding: .85rem 1.6rem; border-radius: 999px; font-weight:600;
  font-size: 0.95rem; transition: transform .15s, background .15s, border-color .15s;
}
.btn-primary{ background: var(--signal); color: var(--ink); }
.btn-primary:hover{ background: var(--signal-dim); transform: translateY(-1px); }
.btn-ghost{ border: 1px solid var(--line); color: var(--text); }
.btn-ghost:hover{ border-color: var(--signal); color: var(--signal); }

/* ================= SECTIONS ================= */
.section{ padding: 4rem 1.5rem; }
section[id]{ scroll-margin-top: 90px; }
.section-alt{ background: var(--panel); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section-inner{ max-width: var(--max); margin: 0 auto; }
.section-inner--narrow{ max-width: 780px; }
.section h2{ font-size: clamp(1.6rem, 3.2vw, 2.3rem); max-width: 640px; }
.section-note{ font-family: var(--font-mono); color: var(--text-muted); font-size:0.9rem; }

/* ---- cards ---- */
.card-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.card{
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem; display:flex; flex-direction:column;
}
.card-icon{ width: 56px; height:56px; object-fit: contain; }
.card-kicker{ font-family: var(--font-display); font-size:1.3rem; font-weight:700; margin: 1rem 0 .15rem; }
.card-full-name{ font-size: 0.85rem; color: var(--saffron); font-family: var(--font-mono); margin: 0 0 1rem; }
.card-copy{ color: var(--text-muted); margin: 0 0 1.2rem; }
.card-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap: .6rem; margin-top:auto; }
.card-list li{
  font-size: 0.92rem; padding-left: 1.1rem; position: relative; color: var(--text);
}
.card-list li::before{
  content:''; position:absolute; left:0; top:.5em; width:6px; height:6px; border-radius:50%;
  background: var(--signal);
}

/* ---- stack diagram ---- */
.stack-diagram{ display:flex; flex-direction:column; border-top: 1px solid var(--line); margin-top: 1rem; }
.stack-layer{
  display:flex; align-items:flex-start; gap: 1.5rem; padding: 1.4rem 0; border-bottom: 1px solid var(--line);
}
.stack-index{
  font-family: var(--font-mono); color: var(--signal); font-size: 0.85rem; width: 3rem; flex-shrink:0;
  padding-top: .2rem;
}
.stack-text h3{ font-size: 1.05rem; margin-bottom: .25rem; }
.stack-text p{ color: var(--text-muted); margin:0; max-width: 560px; }

.badge-row{ display:flex; flex-wrap:wrap; gap:.75rem; margin-top: 2.5rem; }
.badge{
  font-family: var(--font-mono); font-size:0.8rem; color: var(--text-muted);
  border: 1px solid var(--line); border-radius: 999px; padding: .5rem 1rem;
}

/* ---- stats ---- */
.stat-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.stat-card{
  background: var(--panel); border:1px solid var(--line); border-radius: var(--radius); padding: 2rem 1.5rem;
}
.stat-number{
  font-family: var(--font-display); font-size: 2.1rem; font-weight:700; color: var(--saffron); margin:0 0 .5rem;
}
.stat-label{ color: var(--text-muted); font-size:0.92rem; margin:0; }

/* ================= FOOTER ================= */
.site-footer{ border-top: 1px solid var(--line); padding: 2.5rem 1.5rem 1.5rem; }
.footer-inner{
  max-width: var(--max); margin: 0 auto; display:flex; justify-content:center; flex-wrap:wrap; gap: 1.5rem;
  padding-bottom: 1.5rem;
}
.footer-brand{ display:flex; flex-direction:column; align-items:center; text-align:center; gap:.6rem; max-width: 420px; }
.footer-tagline{ color: var(--text-muted); font-size:0.85rem; margin:0; }
.footer-email{ color: var(--signal); font-family: var(--font-mono); font-size: 0.9rem; margin-top:.3rem; }
.footer-email:hover{ color: var(--text); }

.footer-legal{
  max-width: var(--max); margin: 0 auto; border-top: 1px solid var(--line); padding-top: 1.25rem;
  color: var(--text-muted); font-size: 0.78rem; display:flex; flex-direction:column; align-items:center; text-align:center; gap:.3rem;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 900px){
  .card-grid{ grid-template-columns: 1fr; }
  .stat-grid{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px){
  .main-nav{
    position: fixed; inset: 64px 0 auto 0; background: var(--ink); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: flex-start; padding: 1.5rem; gap: 1.1rem;
    transform: translateY(-120%); transition: transform .2s ease; z-index: 90;
  }
  .main-nav.open{ transform: translateY(0); }
  .nav-toggle{ display:flex; }
  .stat-grid{ grid-template-columns: 1fr 1fr; }
  .hero{ min-height: unset; padding-top: 7.5rem; }
}