:root, :root[data-theme="midnight"] {
  --bg: #0b0b12;
  --panel: rgba(16, 16, 26, 0.92);
  --edge: #23233a;
  --text: #e6e6f0;
  --dim: #8a8aa3;
  --soft: #c9c9dc;
  --purple: #8b5cf6;
  --cyan: #22d3ee;
  --amber: #f59e0b;
  --red: #ef4444;
  --green: #34d399;
  --chip: #16162a;
  --chip-on: #221a3a;
  --card: #12121f;
  --card-good: #0f2018;
  --bar-bg: #1c1c2e;
  --input: #0c0c16;
  --canvas-bright: 1;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}
:root[data-theme="contrast"] {
  --bg: #000000;
  --panel: rgba(8, 8, 12, 0.97);
  --edge: #52527a;
  --text: #ffffff;
  --dim: #c0c0d4;
  --soft: #ececf8;
  --purple: #a78bfa;
  --cyan: #67e8f9;
  --amber: #fbbf24;
  --red: #f87171;
  --green: #6ee7b7;
  --chip: #1c1c30;
  --chip-on: #372560;
  --card: #16161f;
  --card-good: #143a26;
  --bar-bg: #2a2a40;
  --input: #101018;
  --canvas-bright: 1.15;
}
:root[data-theme="paper"] {
  --bg: #e8e4da;
  --panel: rgba(251, 249, 243, 0.96);
  --edge: #c2bcaa;
  --text: #1a1a28;
  --dim: #63637a;
  --soft: #34344c;
  --purple: #6d28d9;
  --cyan: #0e7490;
  --amber: #b45309;
  --red: #dc2626;
  --green: #047857;
  --chip: #efebe0;
  --chip-on: #e3daf6;
  --card: #f5f2e9;
  --card-good: #ddf0e2;
  --bar-bg: #d6d1c2;
  --input: #ffffff;
  --canvas-bright: 1.22;
}
:root[data-theme="crt"] {
  --bg: #020803;
  --panel: rgba(3, 16, 6, 0.95);
  --edge: #1a6b3a;
  --text: #6ee7a0;
  --dim: #48a86e;
  --soft: #8af0b5;
  --purple: #34d873;
  --cyan: #4ade80;
  --amber: #facc15;
  --red: #f87171;
  --green: #4ade80;
  --chip: #052410;
  --chip-on: #0d4a22;
  --card: #04180a;
  --card-good: #0d4a22;
  --bar-bg: #0c2c16;
  --input: #031007;
  --canvas-bright: 1.05;
}

body { background: var(--bg); }
#app canvas { filter: brightness(var(--canvas-bright)); }
:root[data-theme="crt"] #hud { text-shadow: 0 0 6px rgba(74, 222, 128, 0.3); }

/* high-contrast bumps the most-read text sizes */
:root[data-theme="contrast"] #topbar .stat .val { font-size: 15px; }
:root[data-theme="contrast"] .chip { font-size: 13px; }
:root[data-theme="contrast"] .node { font-size: 12.5px; }
:root[data-theme="contrast"] .node small { font-size: 11.5px; }
:root[data-theme="contrast"] .tutbody { font-size: 12.5px; }
:root[data-theme="contrast"] .vid .t { font-size: 11.5px; }
:root[data-theme="contrast"] #hud { font-size: 13px; }
* { box-sizing: border-box; }
#hud { position: fixed; inset: 0; pointer-events: none; color: var(--text); font-size: 12px; }
#hud .panel { background: var(--panel); border: 1px solid var(--edge); border-radius: 10px; pointer-events: auto; }

#topbar {
  position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 18px; align-items: center; padding: 8px 16px; white-space: nowrap;
}
#topbar .stat { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; }
#topbar .stat .label { color: var(--dim); font-size: 9px; letter-spacing: 0.08em; }
#topbar .stat .val { font-size: 14px; font-weight: 700; }
#cash { color: var(--green); font-size: 18px !important; }
#income.neg, #watts.hot, #temp.hot { color: var(--red); }
.bar { width: 90px; height: 5px; background: var(--bar-bg); border-radius: 3px; overflow: hidden; }
.bar > div { height: 100%; background: var(--amber); width: 0%; transition: width 0.2s; }
.bar.train > div { background: var(--purple); }
#breaker-reset {
  display: none; background: var(--red); color: #fff; border: 0; border-radius: 6px;
  padding: 6px 10px; font: inherit; font-weight: 700; cursor: pointer; animation: flash 0.6s infinite alternate;
}
@keyframes flash { from { opacity: 1; } to { opacity: 0.55; } }

#controls { position: absolute; top: 10px; left: 10px; display: flex; flex-direction: column; gap: 6px; padding: 10px; }
.chip {
  background: var(--chip); border: 1px solid var(--edge); color: var(--dim); border-radius: 6px;
  padding: 5px 9px; cursor: pointer; font: inherit; text-align: left;
}
.chip.on { color: var(--text); border-color: var(--purple); background: var(--chip-on); }
#alloc-row { display: flex; flex-direction: column; gap: 3px; margin-top: 4px; }
#alloc { width: 130px; accent-color: var(--purple); }

#shop {
  position: absolute; right: 10px; top: 10px; bottom: 10px; width: 195px;
  padding: 10px; overflow-y: auto; display: flex; flex-direction: column; gap: 8px;
}
#shop h3 { margin: 0 0 2px; font-size: 11px; color: var(--dim); letter-spacing: 0.15em; }
.shop-cat { font-size: 9px; color: var(--dim); letter-spacing: 0.2em; margin: 4px 0 -2px; }
.shop-item {
  display: flex; gap: 8px; align-items: center; border: 1px solid var(--edge); border-radius: 8px;
  padding: 6px; cursor: pointer; background: var(--card);
}
.shop-item:hover { border-color: var(--cyan); }
.shop-item.selected { border-color: var(--green); background: var(--card-good); }
.shop-item.dim { opacity: 0.45; cursor: default; }
.shop-item img { width: 40px; height: 40px; object-fit: contain; }
.shop-item .nm { font-weight: 700; font-size: 11px; }
.shop-item .cost { color: var(--green); font-size: 11px; }
.shop-item .lock { color: var(--dim); font-size: 10px; }

#feed {
  position: absolute; left: 10px; bottom: 10px; width: 320px; max-height: 46vh;
  padding: 10px; display: flex; flex-direction: column; gap: 6px; overflow: hidden;
}
#feed h3 { margin: 0; font-size: 11px; color: var(--dim); letter-spacing: 0.15em; }
#feed h3 b { color: var(--red); }
.vid { display: flex; gap: 8px; align-items: center; }
.vid img { width: 76px; height: 44px; object-fit: cover; border-radius: 5px; }
.vid .t { font-size: 10.5px; line-height: 1.25; }
.vid .v { color: var(--dim); font-size: 10px; }
.vid .v b.viral { color: var(--amber); }

#toasts { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; gap: 6px; align-items: center; }
.toast { padding: 8px 14px; border-radius: 8px; font-weight: 700; animation: rise 4s forwards; }
.toast.bad { background: #3a1214; border: 1px solid var(--red); color: #ffb4b4; }
.toast.good { background: #12312a; border: 1px solid var(--green); color: #a7f3d0; }
.toast.info { background: var(--chip); border: 1px solid var(--edge); color: var(--dim); }
.toast.rival { background: #251330; border: 1px solid var(--purple); color: #d8b4fe; }

#fxrow { position: absolute; top: 64px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; max-width: 60vw; }
.fxbadge { background: var(--panel); border: 1px solid var(--edge); border-radius: 999px;
  padding: 3px 10px; font-size: 10.5px; pointer-events: none; }
.fxbadge.down { border-color: var(--red); color: #fda4af; }
.fxbadge.up { border-color: var(--green); color: #a7f3d0; }

#mandate { padding: 4px 2px; }
#mandate #mtext { font-size: 10.5px; margin-bottom: 3px; }
#clap { background: #7c2d12; border: 1px solid var(--amber); color: #fed7aa; border-radius: 6px;
  padding: 6px 9px; font: inherit; font-size: 11px; cursor: pointer; text-align: left;
  animation: flash 0.5s infinite alternate; }
@keyframes rise { 0% { opacity: 0; transform: translateY(8px); } 8% { opacity: 1; transform: none; } 80% { opacity: 1; } 100% { opacity: 0; } }

#hint { position: absolute; bottom: 12px; right: 215px; color: var(--dim); font-size: 11px; text-align: right; }

#adapt.hot { color: var(--red); }
#flash { position: fixed; inset: 0; pointer-events: none; z-index: 99;
  background: radial-gradient(circle at 50% 45%, rgba(245, 158, 11, 0.35), transparent 60%);
  animation: flashfade 0.7s forwards; }
@keyframes flashfade { 0% { opacity: 0; } 15% { opacity: 1; } 100% { opacity: 0; } }

/* Lab / R&D modals + device panel */
.modal { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: min(720px, 90vw); max-height: 82vh; overflow-y: auto; padding: 14px 18px; z-index: 50; }
.mhead { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.mhead h2 { margin: 0; font-size: 15px; letter-spacing: 0.12em; color: var(--purple); }
.mhead .bank { color: var(--cyan); font-weight: 700; }
.mclose { margin-left: auto; background: none; border: 1px solid var(--edge); color: var(--dim);
  border-radius: 6px; cursor: pointer; font: inherit; padding: 3px 8px; }
.mcols { display: flex; gap: 14px; align-items: flex-start; }
.mcol { flex: 1; min-width: 0; }
.mcol h4 { margin: 10px 0 6px; font-size: 10px; color: var(--dim); letter-spacing: 0.15em; }
.node { display: block; width: 100%; text-align: left; border: 1px solid var(--edge); background: var(--card);
  border-radius: 8px; padding: 7px 9px; margin-bottom: 6px; font: inherit; color: var(--text); font-size: 11.5px; font-weight: 700; }
.node small { display: block; font-weight: 400; color: var(--dim); font-size: 10px; margin-top: 2px; }
.node.buy { cursor: pointer; }
.node.buy:hover { border-color: var(--cyan); }
.node.owned { border-color: var(--green); background: var(--card-good); }
.node.dim { opacity: 0.45; }
#devpanel { position: absolute; right: 215px; bottom: 12px; width: 250px; max-height: 70vh; overflow-y: auto; padding: 10px; z-index: 40; }
.gpu-row { display: flex; align-items: center; gap: 7px; }
.gpu-row img { width: 30px; height: 30px; object-fit: contain; flex: none; }
.gpu-row span { flex: 1; min-width: 0; }
#devpanel .devstats { color: var(--dim); font-size: 10.5px; margin-bottom: 6px; }
#devpanel .devbtns { display: flex; gap: 6px; margin-bottom: 4px; }
#devpanel h4 { margin: 8px 0 4px; font-size: 10px; color: var(--dim); letter-spacing: 0.15em; }

/* tutorial quest card */
#tutorial { position: absolute; left: 10px; top: 46vh; width: 250px; }
.tutcard { padding: 10px 12px; border-color: var(--purple) !important; pointer-events: auto; }
.tutcard.tutdone { border-color: var(--green) !important; }
.tuthead { display: flex; justify-content: space-between; align-items: center;
  font-size: 9px; letter-spacing: 0.18em; color: var(--purple); margin-bottom: 5px; }
.tutcard.tutdone .tuthead { color: var(--green); }
.tuthead button { background: none; border: 0; color: var(--dim); cursor: pointer; font: inherit; }
.tuttitle { font-weight: 700; font-size: 12.5px; margin-bottom: 4px; }
.tutbody { font-size: 11px; line-height: 1.45; color: var(--soft); }
.tutbody b { color: var(--cyan); }
.tutskip { background: none; border: 0; color: var(--dim); font: inherit; font-size: 10px;
  cursor: pointer; margin-top: 6px; padding: 0; }
.tutskip:hover { color: var(--text); }

#name-modal { position: fixed; inset: 0; background: rgba(5, 5, 10, 0.85); display: flex; align-items: center; justify-content: center; pointer-events: auto; }
#name-box { padding: 28px 32px; text-align: center; width: 360px; }
#name-box h2 { margin: 0 0 4px; letter-spacing: 0.3em; color: var(--purple); }
#name-box p { color: var(--dim); margin: 0 0 16px; }
#name-box .row { display: flex; gap: 6px; margin-bottom: 14px; }
#name-box input { flex: 1; background: var(--input); border: 1px solid var(--edge); color: var(--text); font: inherit; font-size: 14px; padding: 8px 10px; border-radius: 6px; }
#name-box #reroll { background: var(--chip); border: 1px solid var(--edge); border-radius: 6px; font-size: 16px; cursor: pointer; padding: 0 12px; }
#name-box #cstart { width: 100%; background: var(--purple); color: #fff; border: 0; border-radius: 8px; padding: 10px; font: inherit; font-weight: 700; letter-spacing: 0.08em; cursor: pointer; }
#name-box #cstart:hover { filter: brightness(1.15); }