/* Theme-Variablen — Default ist Dark, [data-theme="light"] überschreibt */
:root {
  --bg: #020303;
  --bg-grid-h: rgba(255,255,255,.025);
  --bg-grid-v: rgba(255,255,255,.018);
  --bg-glow: rgba(80, 110, 140, .16);
  --bg-base: #010101;
  --scanline: rgba(255,255,255,.035);
  --vignette: rgba(0,0,0,.70);
  --panel: rgba(0, 0, 0, .58);
  --panel-strong: rgba(0, 0, 0, .78);
  --topbar-bg: rgba(0,0,0,.48);
  --console-bg-from: rgba(0,0,0,.62);
  --console-bg-to: rgba(0,0,0,.78);
  --command-bg: rgba(0,0,0,.70);
  --meter-divider: rgba(255,255,255,.08);
  --line: rgba(228, 232, 224, .17);
  --line-strong: rgba(228, 232, 224, .33);
  --text: rgba(233, 235, 227, .88);
  --muted: rgba(233, 235, 227, .56);
  --faint: rgba(233, 235, 227, .32);
  --green: #52d26f;
  --green-dim: rgba(82, 210, 111, .22);
  --cyan: #69c7ff;
  --amber: #f3c96a;
  --danger: #ff5f57;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

/* Light-Mode — warmes Pergament, gedämpfte Tinten-Akzente */
:root[data-theme="light"] {
  --bg: #f5f3ee;
  --bg-grid-h: rgba(26,25,22,.045);
  --bg-grid-v: rgba(26,25,22,.030);
  --bg-glow: rgba(120, 130, 140, .10);
  --bg-base: #efeae0;
  --scanline: rgba(26,25,22,.020);
  --vignette: rgba(120,100,80,.18);
  --panel: rgba(255, 253, 247, .82);
  --panel-strong: rgba(255, 253, 247, .96);
  --topbar-bg: rgba(255,253,247,.78);
  --console-bg-from: rgba(255,253,247,.78);
  --console-bg-to: rgba(245,243,238,.92);
  --command-bg: rgba(255,253,247,.85);
  --meter-divider: rgba(26,25,22,.10);
  --line: rgba(26, 25, 22, .14);
  --line-strong: rgba(26, 25, 22, .26);
  --text: rgba(26, 25, 22, .88);
  --muted: rgba(26, 25, 22, .58);
  --faint: rgba(26, 25, 22, .34);
  --green: #2f9b4a;
  --green-dim: rgba(47, 155, 74, .22);
  --cyan: #287ba8;
  --amber: #a87520;
  --danger: #b83a32;
}
* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
  transition: background .35s ease, color .35s ease;
}
button, input { font: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.portal {
  position: relative;
  width: 100vw;
  height: 100vh;
  min-width: 1024px;
  min-height: 640px;
  isolation: isolate;
  background:
    linear-gradient(90deg, var(--bg-grid-h) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(0deg, var(--bg-grid-v) 1px, transparent 1px) 0 0 / 48px 48px,
    radial-gradient(circle at 50% 28%, var(--bg-glow), transparent 44%),
    var(--bg-base);
  transition: background .35s ease;
}
.portal::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(to bottom, var(--scanline), transparent 1px) 0 0 / 100% 3px,
    radial-gradient(ellipse at center, transparent 54%, var(--vignette) 100%);
  mix-blend-mode: screen;
  opacity: .28;
}
:root[data-theme="light"] .portal::after {
  /* Im Hellmodus screen-blend ist kontraproduktiv — multiply gibt sanfte Vignette */
  mix-blend-mode: multiply;
  opacity: .55;
}
.avatar-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.topbar {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 42px;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-strong);
  background: var(--topbar-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 0 14px;
  letter-spacing: .04em;
  transition: background .35s ease, border-color .35s ease;
}
.brandline { display: flex; align-items: center; gap: 8px; font-size: 14px; min-width: 0; }
.brand-mark {
  position: relative;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  display: grid;
  place-items: center;
}
.polymata-logo-canvas {
  width: 100%;
  height: 100%;
  display: block;
}
.brand-logo-fallback {
  position: absolute;
  inset: 3px;
  width: 24px;
  height: 24px;
  object-fit: contain;
  opacity: 0;
  pointer-events: none;
}
.brand-logo-light { display: none; }
:root[data-theme="light"] .brand-logo-dark { display: none; }
:root[data-theme="light"] .brand-logo-light { display: block; }
body.logo-static .polymata-logo-canvas { display: none; }
body.logo-static .brand-logo-fallback { opacity: 1; }
.theme-toggle {
  appearance: none;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  letter-spacing: .04em;
  padding: 4px 9px;
  border-radius: 3px;
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  transition: color .15s, border-color .15s, background .15s;
}
.theme-toggle:hover { color: var(--text); border-color: var(--muted); }
.theme-toggle .tt-glyph { font-size: 13px; line-height: 1; }
.brand { color: var(--text); font-weight: 600; }
.prompt, .green { color: var(--green); }
.blink { animation: blink 1.05s steps(2,end) infinite; color: var(--green); }
@keyframes blink { 0%, 50% { opacity: 1; } 50.01%, 100% { opacity: .05; } }
.topmeta { display: flex; align-items: center; gap: 14px; color: var(--muted); font-size: 12px; }
.topmeta b { color: var(--text); font-weight: 500; }
.side {
  position: absolute;
  top: 42px;
  bottom: 0;
  z-index: 4;
  width: 192px;
  background: var(--panel);
  border-color: var(--line-strong);
  backdrop-filter: blur(8px);
}
.side.left { left: 0; border-right: 1px solid var(--line-strong); }
.side.right { right: 0; width: 214px; border-left: 1px solid var(--line-strong); }
.block {
  padding: 18px 14px;
  border-bottom: 1px solid var(--line);
}
.block h2 {
  margin: 0 0 15px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .07em;
}
.block p, .block label, .block small {
  display: block;
  margin: 8px 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}
.nav {
  display: block;
  width: 100%;
  margin: 0 0 13px;
  padding: 0;
  color: var(--muted);
  background: transparent;
  border: 0;
  text-align: left;
  cursor: pointer;
}
.nav:hover, .nav.active { color: var(--text); }
.nav.active::before { content: "> "; color: var(--green); }
.left-footer, .right-footer {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.4;
}
.left-footer { flex-direction: column; justify-content: flex-start; }
.stage {
  position: absolute;
  left: 192px;
  right: 214px;
  top: 42px;
  bottom: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px 26px 22px;
  pointer-events: none;
}
.polymata-seal {
  position: absolute;
  top: 34px;
  right: 26px;
  width: clamp(116px, 16vw, 238px);
  aspect-ratio: 1;
  opacity: .52;
  filter: drop-shadow(0 0 28px rgba(105,199,255,.20));
  mix-blend-mode: screen;
}
.polymata-seal::before {
  content: "";
  position: absolute;
  inset: 13%;
  border: 1px solid color-mix(in srgb, var(--cyan), transparent 58%);
  transform: rotate(45deg);
}
.polymata-seal span {
  position: absolute;
  left: 50%;
  bottom: 4%;
  transform: translateX(-50%);
  color: var(--faint);
  font-size: clamp(9px, .8vw, 12px);
  letter-spacing: .18em;
}
:root[data-theme="light"] .polymata-seal {
  opacity: .44;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 0 20px rgba(40,123,168,.14));
}
.face-caption {
  position: absolute;
  top: 14px;
  left: 22px;
  color: var(--faint);
  font-size: 11px;
  letter-spacing: .06em;
}
.response-console {
  pointer-events: auto;
  width: 100%;
  min-height: 122px;
  margin: 0 auto 22px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, var(--console-bg-from), var(--console-bg-to));
  box-shadow: 0 0 0 1px rgba(0,0,0,.20), 0 22px 80px rgba(0,0,0,.45);
}
.response-head {
  padding: 17px 22px 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 15px;
}
.response-text {
  padding: 14px 22px 10px;
  min-height: 50px;
  font-size: clamp(14px, 1.18vw, 18px);
  line-height: 1.55;
  color: rgba(245,245,238,.90);
  white-space: pre-wrap;
}
.response-text .cursor { color: var(--green); animation: blink 1s steps(2,end) infinite; }
.sync-strip {
  height: 30px;
  display: grid;
  grid-template-columns: max-content max-content 1fr max-content max-content;
  align-items: center;
  gap: 16px;
  border-top: 1px solid var(--line);
  padding: 0 20px;
  color: var(--muted);
  font-size: 11px;
}
.wave { height: 18px; display: flex; align-items: flex-end; gap: 1px; overflow: hidden; }
.wave span { display: block; width: 2px; height: 3px; background: var(--green); opacity: .2; transition: height .08s linear, opacity .08s linear; }
.command-line {
  pointer-events: auto;
  width: 100%;
  height: 46px;
  display: grid;
  grid-template-columns: max-content 1fr max-content;
  align-items: center;
  gap: 12px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  background: var(--command-bg);
  transition: background .35s ease, border-color .35s ease;
}
.command-line input {
  min-width: 0;
  color: var(--text);
  background: transparent;
  border: 0;
  outline: 0;
  caret-color: var(--green);
}
.command-line input::placeholder { color: var(--faint); }
.command-line button {
  color: var(--muted);
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 7px 8px;
}
.command-line button:hover { color: var(--green); }
.meter-row {
  position: relative;
  padding: 12px 0 14px;
  border-bottom: 1px solid var(--meter-divider);
}
.meter-row:last-child { border-bottom: 0; }
.meter-row > span { display: block; font-size: 12px; margin-bottom: 9px; }
.meter-row i {
  display: block;
  width: 86px;
  height: 20px;
  opacity: .45;
  background: repeating-linear-gradient(90deg, var(--muted) 0 2px, transparent 2px 6px);
  clip-path: polygon(0 80%, 8% 34%, 14% 65%, 21% 20%, 28% 75%, 35% 42%, 42% 10%, 50% 72%, 57% 34%, 64% 62%, 71% 25%, 78% 78%, 86% 38%, 100% 72%, 100% 100%, 0 100%);
}
.meter-row::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 4px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  opacity: .35;
}
.portal[data-mode="listening"] .meter-row[data-key="listening"]::after,
.portal[data-mode="thinking"] .meter-row[data-key="thinking"]::after,
.portal[data-mode="speaking"] .meter-row[data-key="speaking"]::after { opacity: 1; }
.big { display: block; margin: 8px 0 9px; font-size: 19px; font-weight: 500; }
.spark { height: 24px; border-bottom: 1px solid var(--line); background: linear-gradient(135deg, transparent 0 55%, rgba(255,255,255,.22) 56% 58%, transparent 59%); opacity: .45; }
progress {
  appearance: none;
  width: 100%;
  height: 8px;
  border: 1px solid var(--line);
  background: transparent;
}
progress::-webkit-progress-bar { background: transparent; }
progress::-webkit-progress-value { background: linear-gradient(90deg, var(--green-dim), var(--green)); }
progress::-moz-progress-bar { background: linear-gradient(90deg, var(--green-dim), var(--green)); }
.right-footer { border-top: 1px solid var(--line); padding-top: 10px; }
@media (max-width: 1100px) {
  .portal { min-width: 0; }
  .side.left { width: 150px; }
  .side.right { width: 184px; }
  .stage { left: 150px; right: 184px; padding-left: 16px; padding-right: 16px; }
  .topmeta { gap: 8px; }
}
@media (max-width: 860px) {
  body { overflow: auto; }
  .portal { min-height: 760px; }
  .side.left { display: none; }
  .side.right { display: none; }
  .stage { left: 0; right: 0; }
  .polymata-seal { top: 48px; right: 16px; width: 104px; opacity: .32; }
  .topmeta { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .blink, .response-text .cursor { animation: none; }
}