/*
  Clean redesign base.
  Goal: stable design system + no blend-mode artifacts.
*/

:root{
  /* Layout */
  --radius: 14px;
  --radius-sm: 10px;
  --sidebar-w: 320px;
  --sidebar-w-collapsed: 82px;
  --content-max: 100%;

  /* Dark theme */
  /* closer to old: deep green-ish dark */
  --bg: #050806;
  --bg2: #070d08;
  --surface: rgba(255,255,255,0.07);
  --surface2: rgba(255,255,255,0.05);

  --text: rgba(241,245,249,0.92);
  --muted: rgba(241,245,249,0.62);

  --border: rgba(148,163,184,0.18);
  --border2: rgba(148,163,184,0.12);

  --accent: #34d399;
  --accent2: #22c55e;

  --shadow: 0 18px 44px rgba(0,0,0,0.45);
  --shadow2: 0 10px 26px rgba(0,0,0,0.32);

  --hover: rgba(52,211,153,0.10);
  --active: rgba(52,211,153,0.16);

  --codeBg: rgba(52,211,153,0.12);
  --codeBorder: rgba(52,211,153,0.22);
}

/* Light theme */
html[data-theme="light"]{
  --bg: #f7f8fc;
  --bg2: #ffffff;
  --surface: rgba(255,255,255,0.95);
  --surface2: rgba(255,255,255,0.88);

  --text: #0f172a;
  --muted: #475569;

  --border: #e5e7eb;
  --border2: #eef2f7;

  --shadow: 0 12px 32px rgba(2,6,23,0.08);
  --shadow2: 0 8px 20px rgba(2,6,23,0.08);

  --hover: #ecfdf5;
  --active: #d1fae5;

  --codeBg: #ecfdf5;
  --codeBorder: #a7f3d0;
}

/* Reset */
*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: "Unbounded", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 600px at 20% 10%, rgba(52,211,153,0.18), transparent 60%),
    radial-gradient(900px 600px at 78% 14%, rgba(34,197,94,0.14), transparent 62%),
    linear-gradient(180deg, var(--bg2), var(--bg));
  background-attachment: fixed, fixed, fixed;
}

/* Subtle grid overlay */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(52,211,153,0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(52,211,153,0.10) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.10;
}
html[data-theme="light"] body::before{ opacity: 0.06; }

/* Legacy HUD overlay removed (kept class for compatibility) */
.bg-hud{ display:none; }

/* Accessibility */
:focus{ outline:none; }
:focus-visible{
  outline: 2px solid rgba(52,211,153,0.60);
  outline-offset: 2px;
}

*{ -webkit-tap-highlight-color: transparent; }
a,button{ -webkit-tap-highlight-color: transparent; }

/* Inline gradient text (macro: <gradient:...:...>Text</gradient>) */
.gradient-text{
  --g1: var(--accent);
  --g2: var(--accent2);
  display: inline-block;
  background-image: linear-gradient(90deg, var(--g1), var(--g2));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; scroll-behavior: auto !important; }
}


/* Custom selection color */
::selection{
  background: #195e31;
}
::-moz-selection{
  background: #195e31;
}