/* ============================================================
   Ario Alavi — shared aesthetic tokens & components
   Dark premium-tech with a retro-terminal soul.
   ============================================================ */

:root {
  /* surfaces */
  --bg-0:    #06080c;
  --bg-1:    #0a0d13;
  --bg-2:    #0f131b;
  --panel:   #11161f;
  --panel-2: #161c27;
  --line:      #222b39;
  --line-soft: #1a212c;

  /* ink */
  --ink:   #e9eef5;
  --ink-2: #aeb9c8;
  --ink-3: #6c7889;

  /* accents */
  --phos:     #4fe7a3;
  --phos-dim: #2a8a63;
  --amber:    #ffb454;
  --cyan:     #63d6ff;
  --magenta:  #ff6fae;

  --glow:   0 0 24px rgba(79,231,163,.35);
  --radius: 14px;

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body:    "Manrope",       system-ui, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg-0);
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: rgba(79,231,163,.28); color: #fff; }

a { color: inherit; text-decoration: none; }

/* ── atmospheric overlays ── */
.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 9000;
  opacity: .04; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.vignette {
  position: fixed; inset: 0; pointer-events: none; z-index: 8999;
  background: radial-gradient(120% 90% at 50% 30%, transparent 55%, rgba(0,0,0,.58) 100%);
}

/* ── reusable bits ── */
.mono { font-family: var(--font-mono); }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: .28em; text-transform: uppercase;
  color: var(--phos);
}
.btn {
  font-family: var(--font-mono);
  font-size: 13px; letter-spacing: .08em;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 11px 18px; border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  cursor: none; transition: .2s ease;
}
.btn:hover { border-color: var(--phos); color: var(--phos); box-shadow: var(--glow); transform: translateY(-1px); }
.btn--solid { background: var(--phos); color: #04130c; border-color: var(--phos); }
.btn--solid:hover { color: #04130c; filter: brightness(1.08); transform: translateY(-1px); }

.tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em;
  color: var(--ink-2);
  padding: 4px 9px; border: 1px solid var(--line); border-radius: 6px;
  background: rgba(255,255,255,.02);
}

/* blinking caret */
.caret { display: inline-block; width: .6ch; background: var(--phos); animation: blink 1.05s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}