GMW/services/frontend/src/app/globals.css

@import "tailwindcss";

@custom-variant dark (&:is(.dark *));

/*
 * GMW — Ambient Ops Console design system.
 *
 * A signal-driven, immersive ops aesthetic. Hierarchy comes from scale/weight
 * and tonal surface blocks, not borders. The whole app sits behind a live
 * WebGL haze (see components/ambient) tinted by a semantic signal:
 *   lime      = OK / live
 *   amber     = warn
 *   vermilion = flag / danger
 */

@theme {
  /* ── Surfaces (dark-first; light overrides below) ── */
  --color-canvas: oklch(0.12 0.014 70);
  --color-canvas-2: oklch(0.16 0.02 70);
  --color-surface: oklch(0.2 0.022 70 / 0.45);
  --color-surface-2: oklch(0.26 0.024 70 / 0.45);

  /* ── Ink ── */
  --color-ink: oklch(0.95 0.008 75);
  --color-ink-soft: oklch(0.66 0.02 75);
  --color-ink-faint: oklch(0.5 0.02 75);

  /* ── Structural ── */
  --color-hairline: oklch(1 0 0 / 0.1);
  --hairline-w: 1px;

  /* ── Semantic signals (monochrome: tone = luminance steps) ── */
  --color-signal: oklch(0.97 0 0);
  --color-signal-ink: oklch(0.1 0 0);
  --color-signal-glow: oklch(1 0 0 / 0.35);
  --color-amber: oklch(0.72 0 0);
  --color-vermilion: oklch(0.85 0 0);
  --color-vermilion-glow: oklch(1 0 0 / 0.45);

  --color-ring: var(--color-signal);

  /* ── Fonts ── */
  --font-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --font-display: "Bricolage Grotesque", "Inter", system-ui, sans-serif;

  /* ── Radii ── */
  --radius-r: 16px;
  --radius-r-panel: 12px;
  --radius-r-control: 9px;
  --radius-r-pill: 9999px;
}

/* ── Light theme overrides ── */
.light {
  color-scheme: light;
  --color-canvas: oklch(0.96 0.012 80);
  --color-canvas-2: oklch(0.92 0.014 80);
  --color-surface: oklch(1 0 0 / 0.7);
  --color-surface-2: oklch(1 0 0 / 0.5);

  --color-ink: oklch(0.22 0.02 70);
  --color-ink-soft: oklch(0.46 0.02 70);
  --color-ink-faint: oklch(0.6 0.02 70);

  --color-hairline: oklch(0.22 0.02 70 / 0.12);
}

/* Light-theme scrollbar + selection tuned for pale canvas */
.light ::-webkit-scrollbar-thumb {
  background: oklch(0.22 0.02 70 / 0.2);
}
.light ::-webkit-scrollbar-thumb:hover {
  background: oklch(0.22 0.02 70 / 0.34);
}
.light ::selection {
  background: oklch(0.2 0 0 / 0.9);
  color: oklch(1 0 0);
}

@layer base {
  * {
    @apply border-transparent;
  }

  html {
    @apply font-sans antialiased scroll-smooth;
  }

  body {
    @apply bg-canvas text-ink font-sans antialiased;
    min-height: 100dvh;
  }

  ::selection {
    background: var(--color-signal-glow);
    color: inherit;
  }

  /* Scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
  }
  ::-webkit-scrollbar-track {
    background: transparent;
  }
  ::-webkit-scrollbar-thumb {
    background: oklch(1 0 0 / 0.14);
    border-radius: 999px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: oklch(1 0 0 / 0.26);
  }

  :focus-visible {
    outline: 2px solid var(--color-signal);
    outline-offset: 2px;
  }
}

@layer components {
  /* Glass panel — the workhorse container. Floating, blurred, faint glow. */
  .glass {
    background: var(--color-surface);
    border: var(--hairline-w) solid var(--color-hairline);
    border-radius: var(--radius-r);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    box-shadow:
      0 1px 0 0 oklch(1 0 0 / 0.06) inset,
      0 18px 50px -28px oklch(0 0 0 / 0.8);
  }

  .glass-2 {
    background: var(--color-surface-2);
    border: var(--hairline-w) solid var(--color-hairline);
    border-radius: var(--radius-r-panel);
    backdrop-filter: blur(14px) saturate(130%);
    -webkit-backdrop-filter: blur(14px) saturate(130%);
  }

  /* Section label — small uppercase mono eyebrow */
  .eyebrow {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-ink-faint);
  }

  .pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.22rem 0.7rem;
    border-radius: var(--radius-r-pill);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    background: oklch(1 0 0 / 0.06);
    border: 1px solid var(--color-hairline);
    color: var(--color-ink-soft);
  }

  .mono {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
  }

  .display {
    font-family: var(--font-display);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 0.96;
  }
}

@layer utilities {
  .text-signal { color: var(--color-signal); }
  .text-amber { color: var(--color-amber); }
  .text-vermilion { color: var(--color-vermilion); }
  .text-ink-soft { color: var(--color-ink-soft); }
  .text-ink-faint { color: var(--color-ink-faint); }

  /* Fluid hero title — never overflows on small screens. */
  .hero-clamp { font-size: clamp(1.9rem, 1.2rem + 4vw, 2.6rem); }

  .glow-signal {
    text-shadow: 0 0 22px var(--color-signal-glow);
  }
  .glow-vermilion {
    text-shadow: 0 0 22px var(--color-vermilion-glow);
  }

  /* animated scan line for live headers */
  .scan-line {
    position: relative;
    overflow: hidden;
  }
  .scan-line::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    height: 1px;
    width: 100%;
    background: linear-gradient(
      90deg,
      transparent,
      var(--color-signal) 25%,
      var(--color-signal) 75%,
      transparent
    );
    background-size: 200% 100%;
    animation: scan 2.8s linear infinite;
    opacity: 0.7;
  }

  .ring-focus {
    transition: box-shadow 0.18s ease, border-color 0.18s ease;
  }
  .ring-focus:hover {
    box-shadow: 0 0 0 1px var(--color-signal-glow);
  }
}

/* ── Keyframes ── */
@keyframes scan {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
@keyframes eq {
  0%, 100% { transform: scaleY(0.25); }
  30% { transform: scaleY(1); }
  60% { transform: scaleY(0.5); }
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes spin-disc {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes pulse-ring {
  0% { transform: scale(0.85); opacity: 1; }
  100% { transform: scale(2.6); opacity: 0; }
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes breathe {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

.animate-eq {
  animation: eq 0.9s ease-in-out infinite;
  transform-origin: bottom;
}
.animate-spin-disc { animation: spin-disc 9s linear infinite; }
.animate-spin-disc.paused { animation-play-state: paused; }
.animate-pulse-ring { animation: pulse-ring 1.6s ease-out infinite; }
.animate-shimmer {
  background: linear-gradient(
    90deg,
    transparent,
    oklch(0.86 0.19 128 / 0.1),
    transparent
  );
  background-size: 200% 100%;
  animation: shimmer 1.6s infinite;
}
.animate-breathe { animation: breathe 3.5s ease-in-out infinite; }

/* Page-enter: subtle rise+settle. Respect reduced-motion (handled globally). */
.animate-fade-up {
  animation: fade-up 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}
/* List stagger: each child rises in sequence. Pair with inline
   style={{ animationDelay }} set via staggerDelay(). */
.animate-stagger {
  animation: fade-up 0.42s cubic-bezier(0.22, 1, 0.36, 1) both;
}
/* Toast: slide up + settle from the dock edge. */
.animate-toast-in {
  animation: toast-in 0.22s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ═══ Game-menu nav (monochrome) ═══
   Corner brackets + one-shot light sweep + staggered entrance.
   Pure transform/opacity — compositor only. */

.game-nav-item {
  --i: 0;
  position: relative;
  isolation: isolate;
  animation: nav-in 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--i) * 45ms);
}
/* corner brackets on hover/active */
.game-nav-item::before,
.game-nav-item::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}
.game-nav-item::before {
  border-left: 1.5px solid currentColor;
  border-top: 1.5px solid currentColor;
  border-top-left-radius: 13px;
  clip-path: polygon(0 0, 55% 0, 55% 28%, 28% 28%, 28% 100%, 0 100%);
}
.game-nav-item::after {
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  border-bottom-right-radius: 13px;
  clip-path: polygon(100% 100%, 45% 100%, 45% 72%, 72% 72%, 72% 0, 100% 0);
}
.game-nav-item:hover::before,
.game-nav-item:hover::after,
.game-nav-item.is-active::before,
.game-nav-item.is-active::after {
  opacity: 0.9;
}
/* one-shot sweep */
.game-nav-item .game-sweep {
  position: absolute;
  inset: 0;
  overflow: hidden;
  border-radius: inherit;
  pointer-events: none;
}
.game-nav-item .game-sweep > i {
  position: absolute;
  top: -20%;
  bottom: -20%;
  width: 34%;
  left: -60%;
  background: linear-gradient(
    105deg,
    transparent,
    oklch(1 0 0 / 0.16),
    transparent
  );
  transform: skewX(-14deg);
}
.game-nav-item:hover .game-sweep > i,
.game-nav-item.is-active .game-sweep > i {
  animation: sweep-x 0.55s ease-out both;
}
/* active triangle marker (game cursor) */
.game-marker {
  position: absolute;
  top: 50%;
  width: 0;
  height: 0;
  border-block: 5px solid transparent;
  border-left: 7px solid currentColor;
  transform: translateY(-50%);
  filter: drop-shadow(0 0 4px var(--color-signal-glow));
}

@keyframes sweep-x {
  from { left: -60%; }
  to   { left: 130%; }
}
@keyframes nav-in {
  from { opacity: 0; transform: translateX(-10px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ── Game frame: panel with cut corners + drawn-in edge lines ── */
.game-frame {
  position: relative;
}
.game-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background:
    linear-gradient(var(--color-hairline), var(--color-hairline)) top left /
      26px 1.5px,
    linear-gradient(var(--color-hairline), var(--color-hairline)) top left / 1.5px
      26px,
    linear-gradient(var(--color-hairline), var(--color-hairline)) top right /
      26px 1.5px,
    linear-gradient(var(--color-hairline), var(--color-hairline)) top right / 1.5px
      26px,
    linear-gradient(var(--color-hairline), var(--color-hairline)) bottom left /
      26px 1.5px,
    linear-gradient(var(--color-hairline), var(--color-hairline)) bottom left /
      1.5px 26px,
    linear-gradient(var(--color-hairline), var(--color-hairline)) bottom right /
      26px 1.5px,
    linear-gradient(var(--color-hairline), var(--color-hairline)) bottom right /
      1.5px 26px;
  background-repeat: no-repeat;
}

/* ── Mobile lightness (<md): cheaper blur, shorter animations ── */
@media (max-width: 767px) {
  .glass {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
  .game-nav-item {
    animation-duration: 0.25s;
    animation-delay: calc(var(--i) * 18ms);
  }
  .scan-line::after,
  .animate-shimmer {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .scan-line::after,
  .scan-line,
  .animate-eq,
  .animate-spin-disc,
  .animate-pulse-ring,
  .animate-shimmer,
  .animate-breathe,
  .animate-fade-up,
  .animate-stagger,
  .animate-toast-in {
    animation: none !important;
  }
  .scan-line {
    background: none !important;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
}