/* hector-intelligence-www@3 — Intelligence front-door polish
   Palette lock: Vanta black · Cobalt · Uranium yellow · frosted glass
   Algorithms only. Does not alter APIs. */

:root {
  --void: #000000;
  --obsidian: #05070c;
  --panel: rgb(0 20 55 / 0.38);
  --panel-strong: rgb(0 12 36 / 0.72);
  --line: rgb(0 71 171 / 0.45);
  --line-strong: rgb(225 255 0 / 0.42);
  --ink: #e8eef8;
  --muted: #7a8aa8;
  --hector: #2f6fe0;
  --hector-dim: #0047ab;
  --nemesis: #e1ff00;
  --nemesis-dim: #9ab000;
  --cobalt: #0047ab;
  --cobalt-mid: #1a6ad4;
  --cobalt-hot: #3d8cff;
  --uranium: #e1ff00;
  --uranium-hot: #d4ff00;
  --uranium-dim: #a8c400;
  --glow-h: 0 0 48px rgb(0 71 171 / 0.35);
  --glow-n: 0 0 44px rgb(225 255 0 / 0.22);
  --glow-u: 0 0 36px rgb(225 255 0 / 0.35);
  --grid: rgb(0 71 171 / 0.12);
  --shadow: 0 28px 100px rgb(0 0 0 / 0.75);
  --scan: rgb(225 255 0 / 0.03);
  --glass-blur: blur(22px) saturate(1.35);
}

html, body, #app {
  height: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  background: #000;
  color: var(--ink);
}

body {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  background: #000;
}

/* Atmosphere canvas host */
#hector-geom-atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}
#hector-geom-atmosphere canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Subtle film grain / noise overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* Scanlines */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0 3px,
    rgb(225 255 0 / 0.015) 3px 4px
  );
  opacity: 0.55;
}

#app {
  position: relative;
  z-index: 2;
}

/* Desk void + cobalt bloom */
.desk {
  min-height: 100%;
  background:
    radial-gradient(1000px 520px at 92% -12%, rgb(0 71 171 / 0.28), transparent 58%),
    radial-gradient(720px 420px at -8% 110%, rgb(225 255 0 / 0.06), transparent 52%),
    radial-gradient(600px 300px at 50% 40%, rgb(0 40 120 / 0.12), transparent 70%),
    #000;
}

/* Neon edge light on chrome */
.chrome {
  min-height: 58px;
  padding: 10px 18px;
  padding-top: max(10px, env(safe-area-inset-top));
  border-bottom: 1px solid rgb(0 71 171 / 0.55);
  background: rgb(0 10 28 / 0.55);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow:
    inset 0 -1px rgb(225 255 0 / 0.12),
    0 0 0 1px rgb(0 71 171 / 0.2),
    0 18px 50px rgb(0 0 0 / 0.55),
    0 0 60px rgb(0 71 171 / 0.15);
  position: relative;
}

.chrome::after {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--uranium), transparent);
  opacity: 0.55;
  filter: blur(0.5px);
  animation: uranium-edge 4.5s ease-in-out infinite;
}

@keyframes uranium-edge {
  0%, 100% { opacity: 0.35; transform: scaleX(0.85); }
  50% { opacity: 0.85; transform: scaleX(1); }
}

.brand strong {
  font-family: var(--font-display);
  letter-spacing: 0.22em;
  font-size: 22px;
  color: var(--uranium);
  text-shadow:
    0 0 18px rgb(225 255 0 / 0.55),
    0 0 40px rgb(0 71 171 / 0.4);
}

.brand span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cobalt-hot);
}

.chrome-nav a {
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid transparent;
  border-radius: 8px;
  transition: color 0.22s cubic-bezier(0.16,1,0.3,1), background 0.22s cubic-bezier(0.16,1,0.3,1), border-color 0.22s, box-shadow 0.22s;
}

.chrome-nav a.on,
.chrome-nav a:hover {
  color: var(--ink);
  background: rgb(0 71 171 / 0.28);
  border-color: rgb(61 140 255 / 0.45);
  box-shadow: 0 0 20px rgb(0 71 171 / 0.35);
}

.ask-link {
  border-color: rgb(225 255 0 / 0.55) !important;
  color: #0a0c00 !important;
  background: linear-gradient(135deg, var(--uranium-hot), var(--uranium)) !important;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  box-shadow: var(--glow-u);
  transition: filter 0.2s, box-shadow 0.2s;
}

.ask-link:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 48px rgb(225 255 0 / 0.45);
}

a {
  color: var(--cobalt-hot);
}

a:hover {
  color: var(--uranium);
}

/* Frosted glass panels */
.glass,
.card,
.pair-card,
.stub-card,
.empty {
  background: rgb(0 18 48 / 0.42) !important;
  backdrop-filter: var(--glass-blur) !important;
  -webkit-backdrop-filter: var(--glass-blur) !important;
  border: 1px solid rgb(0 71 171 / 0.45) !important;
  box-shadow:
    var(--shadow),
    inset 0 1px rgb(255 255 255 / 0.06),
    0 0 40px rgb(0 71 171 / 0.18) !important;
  border-radius: 14px !important;
}

.empty h3,
.page h2 {
  font-family: var(--font-display);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--uranium);
  text-shadow: 0 0 20px rgb(225 255 0 / 0.35);
}

.lede {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
  max-width: 62ch;
}

.field label,
.who,
.kicker,
.thread-kicker {
  font-family: var(--font-mono);
  letter-spacing: 0.16em;
  color: var(--cobalt-hot) !important;
}

.field input,
.field select,
.field textarea,
.composer textarea,
.search-mini {
  border-color: rgb(0 71 171 / 0.5) !important;
  background: rgb(0 0 0 / 0.72) !important;
  color: var(--ink) !important;
  transition: border-color 0.22s, box-shadow 0.22s;
}

.field input:focus,
.field textarea:focus,
.composer textarea:focus,
.search-mini:focus {
  outline: none;
  border-color: var(--uranium) !important;
  box-shadow:
    0 0 0 1px rgb(225 255 0 / 0.35),
    0 0 32px rgb(225 255 0 / 0.18),
    0 0 48px rgb(0 71 171 / 0.25);
}

.btn-primary,
.btn-forge {
  background: linear-gradient(135deg, var(--uranium-hot), #c8e600) !important;
  color: #050600 !important;
  border-color: transparent !important;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  box-shadow: var(--glow-u);
}

.btn-primary:hover,
.btn-forge:hover {
  filter: brightness(1.07);
}

.btn,
.icon-btn,
.nav-btn {
  border-color: rgb(0 71 171 / 0.4);
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.btn:hover,
.icon-btn:hover {
  border-color: rgb(225 255 0 / 0.45);
  background: rgb(0 71 171 / 0.22);
  box-shadow: 0 0 18px rgb(0 71 171 / 0.3);
}

.nav-btn[aria-current="page"],
.nav-btn.active,
.thread-item.active {
  color: var(--ink) !important;
  background: rgb(0 71 171 / 0.28) !important;
  border-color: rgb(61 140 255 / 0.5) !important;
  border-left-color: var(--uranium) !important;
}

/* Chat desk — glass side rail + composer */
.game-rail {
  background: rgb(0 14 40 / 0.48) !important;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-right: 1px solid rgb(0 71 171 / 0.4) !important;
  box-shadow: inset -1px 0 0 rgb(225 255 0 / 0.06);
}

.rail-item.on,
.rail-item:hover {
  background: rgb(0 71 171 / 0.32) !important;
  box-shadow: 0 0 16px rgb(0 71 171 / 0.35);
}

.thread {
  padding: 18px 22px 14px;
}

.msg-assistant .bubble,
.bubble {
  border-radius: 12px;
  border: 1px solid rgb(0 71 171 / 0.4) !important;
  background: rgb(0 16 42 / 0.5) !important;
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  box-shadow: 0 8px 32px rgb(0 0 0 / 0.4);
}

.msg-user .bubble {
  background: rgb(0 71 171 / 0.28) !important;
  border-color: rgb(61 140 255 / 0.55) !important;
  box-shadow: 0 0 24px rgb(0 71 171 / 0.25);
}

.composer-wrap {
  border-top: 1px solid rgb(0 71 171 / 0.45) !important;
  background: rgb(0 10 28 / 0.62) !important;
  backdrop-filter: var(--glass-blur) !important;
  -webkit-backdrop-filter: var(--glass-blur) !important;
  box-shadow:
    0 -20px 60px rgb(0 0 0 / 0.55),
    inset 0 1px rgb(225 255 0 / 0.08);
}

.composer textarea {
  border-radius: 12px !important;
  font-size: 15px;
  line-height: 1.45;
}

.hint {
  border-bottom-color: rgb(0 71 171 / 0.25) !important;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--muted);
  background: rgb(0 0 0 / 0.35);
}

/* Helix / lattice chrome */
.helix-viz,
.lattice-readout {
  border-color: rgb(0 71 171 / 0.5) !important;
  background: rgb(0 30 80 / 0.28) !important;
  color: var(--cobalt-hot) !important;
  box-shadow: inset 0 0 30px rgb(0 71 171 / 0.2);
}

.helix-node {
  fill: var(--cobalt-mid);
}

.helix-node.on {
  fill: var(--uranium);
  animation: geom-node-pulse 2.6s ease-in-out infinite;
}

.lattice-viz span {
  border-color: rgb(0 71 171 / 0.45) !important;
  color: var(--cobalt-hot);
}

@keyframes geom-node-pulse {
  0%, 100% {
    opacity: 0.55;
    filter: drop-shadow(0 0 2px rgb(0 71 171 / 0.4));
  }
  50% {
    opacity: 1;
    filter: drop-shadow(0 0 10px rgb(225 255 0 / 0.75));
  }
}

.live-dot {
  background: var(--uranium) !important;
  box-shadow: 0 0 14px var(--uranium) !important;
  animation: geom-node-pulse 2.4s ease-in-out infinite;
}

.stub-dot {
  background: var(--cobalt-hot) !important;
}

.stub-card strong {
  color: var(--uranium) !important;
}

.chip[data-role="act"] {
  border-color: var(--uranium) !important;
  color: var(--uranium) !important;
}

.host-pill {
  border-color: rgb(0 71 171 / 0.5);
  background: rgb(0 20 55 / 0.45);
  backdrop-filter: blur(12px);
}

/* App shell (if older HUD path loads) */
.hud-root {
  background:
    radial-gradient(1200px 600px at 80% -10%, rgb(0 71 171 / 0.22), transparent 55%),
    radial-gradient(900px 500px at -10% 110%, rgb(225 255 0 / 0.06), transparent 50%),
    #000 !important;
}

.app-header,
.app-nav,
.studio-modes,
.studio-tools,
.studio-side,
.play-bar {
  background: rgb(0 12 36 / 0.65) !important;
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-color: rgb(0 71 171 / 0.4) !important;
}

.wordmark h1 {
  color: var(--uranium) !important;
  text-shadow: 0 0 22px rgb(225 255 0 / 0.4);
}

/* Mobile */
@media (max-width: 720px) {
  .chrome { gap: 10px; }
  .brand strong { font-size: 18px; letter-spacing: 0.14em; }
  .thread { padding: 14px 14px 10px; }
  .composer-wrap { padding-left: 12px; padding-right: 12px; }
  #hector-geom-atmosphere { opacity: 0.55; }
  body::before { opacity: 0.03; }
}

@media (prefers-reduced-motion: reduce) {
  .helix-node.on,
  .live-dot,
  .chip-enter,
  .chrome::after {
    animation: none !important;
  }
  #hector-geom-atmosphere { opacity: 0.28; }
  body::after { opacity: 0.2; }
}


/* @3 seal: tighter spacing + keyboard focus + ambient void wash */
:root {
  --void: #0a0a0b;
  --focus-ring: 0 0 0 2px #0a0a0b, 0 0 0 4px rgb(224 154 92 / 0.85);
}

:focus-visible {
  outline: none !important;
  box-shadow: var(--focus-ring) !important;
}

.chrome {
  gap: 12px;
  min-height: 48px;
  padding: 6px 14px;
  padding-top: max(6px, env(safe-area-inset-top));
}

.chrome-nav a {
  padding: 6px 9px;
}

.thread {
  gap: 10px;
  padding: 14px 18px 10px;
}

.composer-wrap {
  padding: 6px 14px;
  padding-bottom: max(10px, env(safe-area-inset-bottom));
}

.game-rail {
  padding: 10px;
  gap: 6px;
}

.empty {
  max-width: 46ch !important;
  padding: 28px 18px !important;
}

.empty h3::after {
  content: " · Intelligence";
  font-size: 0.72em;
  letter-spacing: 0.12em;
  color: var(--muted);
  font-weight: 500;
}

.empty p {
  font-size: 13.5px;
  line-height: 1.55;
}

/* subtle ambient void breath on desk (CSS only) */
@keyframes void-cobalt-breath {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.92; }
}

.desk {
  animation: void-cobalt-breath 12s ease-in-out infinite;
}

.brand span::after {
  content: " · owner thread";
  opacity: 0.7;
}

@media (prefers-reduced-motion: reduce) {
  .desk { animation: none !important; }
}