/* ═══════════════════════════════════════
   TOKENS
═══════════════════════════════════════ */
:root {
  --bg:        #020813;
  --bg2:       #040c1a;
  --navy:      #071228;
  --blue:      #1a6aff;
  --cyan:      #00d4ff;
  --pale:      #ffffff;
  --dim:       #8ab0d0;
  --white:     #e8f0ff;
  --gold:      #c8a84b;
  --border:    rgba(0,212,255,0.14);
  --border-hi: rgba(0,212,255,0.4);
  --glow:      0 0 30px rgba(0,212,255,0.18);
}

/* ═══════════════════════════════════════
   RESET + BASE
═══════════════════════════════════════ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;overflow-x:hidden}
body{
  background:var(--bg);
  color:var(--white);
  font-family:'Rajdhani',sans-serif;
  font-weight:400;
  line-height:1.7;
  overflow-x:hidden;
  min-height:100vh;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,textarea{font-family:inherit}

/* ═══════════════════════════════════════
   PERSISTENT LAYERS
═══════════════════════════════════════ */
#star-canvas{
  position:fixed;inset:0;z-index:0;pointer-events:none;
}
#grid-overlay{
  position:fixed;inset:0;z-index:0;pointer-events:none;opacity:0.6;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size:60px 60px;
}
#orbital-canvas{
  position:fixed;inset:0;z-index:0;pointer-events:none;opacity:0.5;
}

/* ═══════════════════════════════════════
   NAV
═══════════════════════════════════════ */
#nav{
  position:fixed;top:0;left:0;right:0;z-index:500;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.1rem 3.5rem;
  background:rgba(2,8,19,0);
  border-bottom:1px solid transparent;
  transition:background 0.4s, border-color 0.4s, backdrop-filter 0.4s;
}
#nav.solid{
  background:rgba(2,8,19,0.96);
  border-bottom-color:var(--border);
  backdrop-filter:blur(16px);
}
.nav-brand{display:flex;flex-direction:row;align-items:center;gap:0.6rem;cursor:pointer}
.nav-brand-logo{height:28px;max-height:28px;width:auto;flex-shrink:0}
.nav-brand-text{display:flex;flex-direction:column;gap:0}
.nav-brand-name{
  font-family:'Orbitron',monospace;font-size:1.05rem;font-weight:700;
  letter-spacing:0.1em;color:var(--white);line-height:1;
}
.nav-brand-sub{
  font-family:'Space Mono',monospace;font-size:0.5rem;
  letter-spacing:0.32em;text-transform:uppercase;color:var(--cyan);opacity:0.75;
}
.nav-links{display:flex;gap:2.2rem;list-style:none}
.nav-links a{
  font-family:'Rajdhani',sans-serif;font-weight:600;
  font-size:0.78rem;letter-spacing:0.22em;text-transform:uppercase;
  color:rgba(232,240,255,0.65);transition:color 0.2s;
  position:relative;padding-bottom:2px;
}
.nav-links a.active,
.nav-links a:hover{color:var(--cyan)}
.nav-links a::after{
  content:'';position:absolute;bottom:0;left:0;right:0;
  height:1px;background:var(--cyan);
  transform:scaleX(0);transform-origin:left;transition:transform 0.3s;
}
.nav-links a.active::after,
.nav-links a:hover::after{transform:scaleX(1)}
.nav-cta{
  padding:0.55rem 1.6rem;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  border:none;border-radius:2px;
  font-family:'Orbitron',monospace;font-size:0.62rem;font-weight:700;
  letter-spacing:0.22em;text-transform:uppercase;color:#fff;
  box-shadow:0 0 20px rgba(0,212,255,0.25);
  transition:box-shadow 0.2s,transform 0.2s;
}
.nav-cta:hover{box-shadow:0 0 35px rgba(0,212,255,0.45);transform:translateY(-1px)}

@media(max-width:960px){
  #nav{padding:1rem 1.5rem}
}
@media(max-width:480px){
  #nav{padding:0.85rem 1rem}
  .nav-brand-name{font-size:0.9rem}
}

/* ═══════════════════════════════════════
   PAGE ROUTER
═══════════════════════════════════════ */
.page{
  position:relative;z-index:1;
  min-height:100vh;
  display:none;
  animation:pageIn 0.5s ease forwards;
}
.page.active{display:block}
@keyframes pageIn{
  from{opacity:0;transform:translateY(16px)}
  to{opacity:1;transform:translateY(0)}
}