frontend/src/styles/global.css

@import "./theme.css";

* {
  box-sizing: border-box;
}

html,
body,
#root {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-mono);
  overflow: hidden;
}

::selection {
  background: var(--copper-glow);
  color: #0b0806;
}

/*
 * Premium forge glass: layered gradients, a metallic gradient rim
 * (mask-composite ring), a hot top rim-light and a deep ember underglow.
 * backdrop-filter kept as progressive enhancement (may be skipped by the
 * browser inside CSS-3D transforms — the gradient body carries the look).
 */
.glass-panel {
  position: relative;
  background:
    linear-gradient(165deg, rgba(46, 30, 18, 0.88) 0%, rgba(18, 12, 8, 0.82) 45%, rgba(30, 20, 13, 0.9) 100%);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  border-radius: 18px;
  box-shadow:
    0 0 55px rgba(232, 130, 63, 0.08),
    0 40px 80px rgba(0, 0, 0, 0.65),
    inset 0 1px 0 rgba(255, 195, 94, 0.16),
    inset 0 -18px 50px rgba(255, 106, 43, 0.05);
}

.glass-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(
    140deg,
    rgba(255, 164, 92, 0.65),
    rgba(232, 130, 63, 0.1) 28%,
    rgba(139, 144, 153, 0.3) 55%,
    rgba(255, 106, 43, 0.4) 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.glow-text-copper {
  color: var(--copper);
  text-shadow: 0 0 14px var(--copper-glow);
}

.glow-text-amber {
  color: var(--amber);
  text-shadow: 0 0 14px var(--amber-glow);
}

.glow-text-titanium {
  color: var(--titanium);
  text-shadow: 0 0 10px var(--titanium-glow);
}

/* CSS stand-in for chromatic aberration on DOM text (WebGL post-fx
   cannot reach the DOM): hot ember ghost left, cool titanium ghost right */
.aberrate {
  text-shadow:
    -1.6px 0 rgba(255, 106, 43, 0.4),
    1.6px 0 rgba(201, 205, 212, 0.3),
    0 0 16px var(--copper-glow);
}

.app-shell {
  position: relative;
  height: 100vh;
  width: 100%;
  overflow: hidden;
}

.canvas-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* CRT / forge-terminal overlay */
.crt-layer {
  position: fixed;
  inset: 0;
  z-index: 1000;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0) 0px,
      rgba(0, 0, 0, 0) 2px,
      rgba(0, 0, 0, 0.13) 3px,
      rgba(0, 0, 0, 0) 4px
    );
  mix-blend-mode: multiply;
}

.crt-layer::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    rgba(0, 0, 0, 0) 52%,
    rgba(0, 0, 0, 0.48) 100%
  );
}

.crt-layer::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(255, 195, 94, 0.025),
    rgba(255, 106, 43, 0.02)
  );
  animation: crt-flicker 6s infinite steps(60);
}

@keyframes crt-flicker {
  0%, 100% { opacity: 0.9; }
  7% { opacity: 0.75; }
  9% { opacity: 1; }
  36% { opacity: 0.85; }
  38% { opacity: 1; }
  71% { opacity: 0.8; }
  73% { opacity: 1; }
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--copper-dim);
  border-radius: 8px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}