/* Word Galaxy – Styles
   Schriften lokal gehostet (DSGVO: keine Verbindung zu Google Fonts). */
@font-face { font-family: "Michroma"; src: url("../fonts/michroma-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/plex-sans-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/plex-sans-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/plex-sans-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/plex-mono-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/plex-mono-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }

/* Bewusst nur ein (dunkles) Theme: Weltraum-Szene */
:root {
  color-scheme: dark;
  --space: #04060c;
  --glass: rgba(7, 12, 22, 0.66);
  --line: rgba(146, 190, 240, 0.16);
  --line-hi: rgba(146, 200, 255, 0.34);
  --ink: #e8f0fb;
  --ink-2: #9db0cc;
  --ink-3: #62748f;
  --ice: #7be6ff;
  --pink: #ff6fd8;
  --amber: #ffc56a;
  --warn: #ffb35c;
  --grad-border: linear-gradient(140deg, rgba(123, 230, 255, 0.5), rgba(255, 111, 216, 0.22) 45%, rgba(123, 230, 255, 0.08) 75%, rgba(255, 111, 216, 0.3));
  --font-display: "Michroma", "Eurostile", "Microgramma", ui-sans-serif, system-ui, sans-serif;
  --font-ui: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --gap: 14px;
  --st: env(safe-area-inset-top, 0px);
  --sb: env(safe-area-inset-bottom, 0px);
  --sl: env(safe-area-inset-left, 0px);
  --sr: env(safe-area-inset-right, 0px);
  --accent: #7be6ff;                    /* wird je Auswahl auf die Themenfarbe gesetzt */
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body {
  height: 100%;
  margin: 0;
  background: var(--space);
  color: var(--ink);
  font: 400 14px/1.45 var(--font-ui);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--ice); outline-offset: 2px; }
.sr { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

#scene { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; outline: none; cursor: grab; }
#scene.dragging { cursor: grabbing; }
#scene.hovering { cursor: pointer; }

/* Glas-Panels mit Farbverlauf-Rand */
.dock, .card, .console {
  background:
    linear-gradient(180deg, rgba(14, 24, 42, 0.8), rgba(6, 10, 19, 0.72)) padding-box,
    var(--grad-border) border-box;
  border: 1px solid transparent;
  backdrop-filter: blur(20px) saturate(1.35);
  -webkit-backdrop-filter: blur(20px) saturate(1.35);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* ---------- Kopfzeile ---------- */
.hud {
  position: fixed;
  top: calc(var(--st) + 12px);
  left: calc(var(--sl) + var(--gap));
  right: calc(var(--sr) + var(--gap));
  display: grid;
  gap: 3px;
  pointer-events: none;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.85);
  z-index: 3;
}
.toprow { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 3px; }
.hud .back { font: 400 12px/1 var(--font-mono); color: var(--ink-2); text-decoration: none; pointer-events: auto; }
.hud .back:hover, .hud .back:focus-visible { color: var(--ink); }
.lang {
  display: inline-flex; gap: 2px; padding: 2px;
  border: 1px solid var(--line); border-radius: 999px;
  background: rgba(8, 13, 23, 0.55);
  pointer-events: auto; text-shadow: none;
}
.lang button { border: 0; background: transparent; border-radius: 999px; padding: 5px 10px; font: 500 11px/1 var(--font-mono); color: var(--ink-2); }
.lang button[aria-pressed="true"] { background: rgba(123, 230, 255, 0.18); color: var(--ink); }
.brand { display: flex; align-items: center; gap: 10px; }
.brand h1 { margin: 0; font: 400 15px/1 var(--font-display); letter-spacing: 0.2em; color: var(--ink); text-shadow: 0 0 18px rgba(123, 230, 255, 0.35); }
.mark {
  width: 22px; height: 22px; flex: none; position: relative; border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, #fff 0 9%, transparent 11%),
    radial-gradient(circle at 24% 34%, #7be6ff 0 6%, transparent 8%),
    radial-gradient(circle at 72% 28%, #ff6fd8 0 5%, transparent 7%),
    radial-gradient(circle at 70% 72%, #ffc56a 0 6%, transparent 8%),
    radial-gradient(circle at 28% 70%, #b98cff 0 5%, transparent 7%),
    radial-gradient(circle, rgba(123, 230, 255, 0.16), transparent 70%);
  box-shadow: 0 0 16px rgba(123, 230, 255, 0.35);
}
.mark::after {
  content: ""; position: absolute; inset: -5px; border-radius: 50%;
  border: 1px dashed rgba(123, 230, 255, 0.35);
  animation: spin 18s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.tagline { display: grid; gap: 1px; font: 400 11.5px/1.35 var(--font-mono); color: var(--ink-2); }
.tagline b { font-weight: 500; color: var(--ink); letter-spacing: 0.03em; }

/* ---------- Eingabekonsole ---------- */
.console {
  position: fixed;
  top: calc(var(--st) + 96px);
  left: calc(var(--sl) + 10px);
  right: calc(var(--sr) + 10px);
  border-radius: 18px;
  padding: 10px 10px 9px;
  display: grid; gap: 8px;
  z-index: 4;
}
.modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 3px; border-radius: 12px; background: rgba(255, 255, 255, 0.03); border: 1px solid var(--line); }
.modes button {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 0; background: transparent; border-radius: 9px; padding: 7px 6px;
  font: 500 12px/1 var(--font-ui); color: var(--ink-2);
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.modes button svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.modes button:hover { color: var(--ink); }
.modes button[aria-selected="true"] {
  color: var(--ink);
  background: linear-gradient(135deg, rgba(123, 230, 255, 0.22), rgba(255, 111, 216, 0.18));
  box-shadow: inset 0 0 0 1px rgba(190, 220, 255, 0.35), 0 0 18px rgba(123, 230, 255, 0.12);
}
.field {
  position: relative; display: flex; align-items: center; gap: 6px;
  border: 1px solid var(--line-hi); border-radius: 14px; padding: 4px 4px 4px 12px;
  background: rgba(4, 8, 16, 0.55);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field:focus-within { border-color: var(--ice); box-shadow: 0 0 0 3px rgba(123, 230, 255, 0.14), 0 0 26px rgba(123, 230, 255, 0.18); }
.field .spark { width: 16px; height: 16px; flex: none; fill: var(--ice); opacity: 0.85; filter: drop-shadow(0 0 6px rgba(123, 230, 255, 0.6)); }
.field input {
  flex: 1; min-width: 0; border: 0; outline: 0; background: transparent;
  font: 500 15px/1.2 var(--font-ui); padding: 9px 2px; color: var(--ink);
}
.field input::placeholder { color: var(--ink-3); font-weight: 400; }
.clearbtn { border: 0; background: transparent; color: var(--ink-2); font-size: 20px; line-height: 1; width: 28px; height: 28px; border-radius: 8px; flex: none; }
.clearbtn:hover { color: var(--ink); background: rgba(255, 255, 255, 0.06); }
.dice {
  flex: none; width: 34px; height: 34px; padding: 0; border-radius: 10px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.03); display: grid; place-items: center; color: var(--ink-2);
  transition: transform 0.4s cubic-bezier(.3, 1.6, .5, 1), color 0.2s, border-color 0.2s;
}
.dice svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.dice svg circle { fill: currentColor; stroke: none; }
.dice:hover { color: var(--ink); border-color: var(--line-hi); transform: rotate(18deg); }
.go {
  flex: none; border: 1px solid rgba(190, 220, 255, 0.5); border-radius: 10px; padding: 0 16px; height: 34px;
  font: 600 13px/1 var(--font-ui); letter-spacing: 0.02em;
  background: linear-gradient(135deg, rgba(123, 230, 255, 0.3), rgba(255, 111, 216, 0.28));
  box-shadow: 0 0 18px rgba(123, 230, 255, 0.18);
  transition: filter 0.2s, transform 0.1s;
}
.go:hover { filter: brightness(1.25); }
.go:active { transform: scale(0.97); }
.suggest {
  list-style: none; margin: -2px 0 0; padding: 4px; display: grid; gap: 1px;
  border: 1px solid var(--line); border-radius: 12px; background: rgba(6, 10, 19, 0.92);
  max-height: 260px; overflow: auto;
}
.suggest li { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 8px; cursor: pointer; font-size: 14px; }
.suggest li i { width: 9px; height: 9px; border-radius: 50%; flex: none; background: var(--c, var(--ice)); box-shadow: 0 0 8px var(--c, var(--ice)); }
.suggest li small { margin-left: auto; font: 400 10.5px/1 var(--font-mono); color: var(--ink-3); }
.suggest li[aria-selected="true"], .suggest li:hover { background: rgba(123, 230, 255, 0.12); }
.examples { display: flex; align-items: center; gap: 8px; overflow: hidden; }
.examples .lbl { flex: none; }
.chips { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; padding: 1px 0; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none; border: 1px solid var(--line); background: rgba(255, 255, 255, 0.03); border-radius: 999px;
  padding: 5px 11px; font: 400 12px/1 var(--font-ui); color: var(--ink-2); white-space: nowrap;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.chip:hover, .chip:focus-visible { border-color: var(--line-hi); background: rgba(123, 230, 255, 0.1); color: var(--ink); }
.msg { margin: 0; font: 400 12px/1.45 var(--font-mono); color: var(--warn); padding: 0 2px; }
.msg.info { color: var(--ink-2); }

.lbl {
  font: 400 9.5px/1 var(--font-display);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.fine { margin: 0; font: 400 11.5px/1.45 var(--font-mono); color: var(--ink-2); }

/* ---------- Beschriftungen in der Szene ---------- */
.labels { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 1; }
.lb, .rg {
  position: absolute; left: 0; top: 0; white-space: nowrap; will-change: transform, opacity;
  transform: translate3d(-100px, -100px, 0);
}
.lb {
  font: 500 11.5px/1.2 var(--font-ui); color: var(--ink);
  padding: 2px 7px; border-radius: 6px;
  background: rgba(5, 8, 14, 0.5);
  border: 1px solid color-mix(in srgb, var(--c, #7be6ff) 38%, transparent);
  text-shadow: 0 0 8px rgba(0, 0, 0, 0.9);
  transition: opacity 0.25s;
}
.lb.free { background: none; border-color: transparent; padding: 0 3px; text-shadow: 0 0 6px #000, 0 0 12px #000; color: color-mix(in srgb, var(--c, #7be6ff) 40%, #fff); }
.lb small { display: block; font: 400 9.5px/1.2 var(--font-mono); color: var(--ink-2); }
.lb.nb { border-color: color-mix(in srgb, var(--c) 70%, transparent); background: rgba(5, 8, 14, 0.7); font-weight: 500; }
.lb.nb b { font: 500 9.5px/1 var(--font-mono); color: var(--ink-3); margin-left: 6px; }
.lb.sel {
  font: 600 14px/1.2 var(--font-ui); padding: 4px 10px; border-radius: 9px;
  border-color: var(--c); background: rgba(8, 14, 26, 0.88);
  box-shadow: 0 0 22px color-mix(in srgb, var(--c) 45%, transparent);
}
.lb.step { padding-left: 4px; }
.lb.step em { display: inline-grid; place-items: center; min-width: 17px; height: 17px; margin-right: 6px; border-radius: 9px; background: var(--c); color: #06101c; font: 600 10px/1 var(--font-mono); font-style: normal; }
.lb.op { border-color: transparent; background: rgba(5, 8, 14, 0.6); color: var(--c); font: 600 15px/1 var(--font-mono); padding: 3px 8px; }
.lb.res { border-color: #fff; color: #fff; background: rgba(20, 16, 4, 0.8); box-shadow: 0 0 26px rgba(255, 220, 130, 0.5); font-weight: 600; font-size: 14px; }
.lb[data-click], .rg[data-click] { cursor: pointer; pointer-events: auto; }
.rg {
  font: 400 11px/1.2 var(--font-display); letter-spacing: 0.26em; text-transform: uppercase;
  color: color-mix(in srgb, var(--c, #fff) 70%, #fff); text-shadow: 0 0 3px #000, 0 0 8px #000, 0 1px 12px #000;
  padding: 5px 12px 5px 16px; border-radius: 8px; transition: opacity 0.25s;
  background: linear-gradient(90deg, rgba(4, 6, 12, 0.72), rgba(4, 6, 12, 0.42) 70%, rgba(4, 6, 12, 0));
}
.rg::before { content: ""; position: absolute; left: 5px; top: 50%; width: 5px; height: 5px; margin-top: -2.5px; border-radius: 50%; background: var(--c); box-shadow: 0 0 10px var(--c); }
.rg small { display: block; margin-top: 4px; font: 400 10px/1.2 var(--font-mono); letter-spacing: 0.04em; text-transform: none; color: rgba(220, 232, 250, 0.78); }
.rg.sub { font: 500 11.5px/1.2 var(--font-ui); letter-spacing: 0.04em; text-transform: none; padding: 2px 6px 2px 11px; }
.rg.sub::before { width: 4px; height: 4px; margin-top: -2px; }
.rg.sub small { display: none; }

.reticle { position: fixed; left: 0; top: 0; width: 56px; height: 56px; margin: -28px 0 0 -28px; pointer-events: none; z-index: 2; will-change: transform; }
.reticle i { position: absolute; inset: 0; border-radius: 50%; border: 1.5px solid var(--accent); box-shadow: 0 0 16px var(--accent), inset 0 0 12px color-mix(in srgb, var(--accent) 45%, transparent); }
.reticle i:nth-child(1) { animation: ret 2.4s ease-out infinite; }
.reticle i:nth-child(2) { inset: 12px; border-style: dashed; border-width: 1px; opacity: 0.75; box-shadow: none; animation: spin 7s linear infinite; }
@keyframes ret { 0% { transform: scale(0.35); opacity: 0.95; } 100% { transform: scale(1.15); opacity: 0; } }
.tip {
  position: fixed; left: 0; top: 0; z-index: 2; pointer-events: none; will-change: transform;
  font: 500 12.5px/1.2 var(--font-ui); padding: 4px 9px; border-radius: 8px; white-space: nowrap;
  background: rgba(8, 14, 26, 0.9); border: 1px solid var(--c, var(--line-hi)); color: var(--ink);
  box-shadow: 0 0 18px color-mix(in srgb, var(--c, #7be6ff) 35%, transparent);
}

.hints {
  position: fixed; left: 50%; bottom: calc(var(--sb) + 18px); transform: translateX(-50%);
  display: flex; align-items: center; gap: 10px; z-index: 2;
  font: 400 11px/1 var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-2); white-space: nowrap; pointer-events: none;
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line); background: rgba(8, 13, 23, 0.6);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  animation: hintin 0.8s 1.6s both, hintout 1.2s 13s forwards;
}
.hints i { width: 3px; height: 3px; border-radius: 50%; background: var(--ice); }
@keyframes hintin { from { opacity: 0; transform: translate(-50%, 6px); } to { opacity: 1; transform: translate(-50%, 0); } }
@keyframes hintout { to { opacity: 0; visibility: hidden; } }

.zoombtns { position: fixed; z-index: 3; display: grid; gap: 6px; right: calc(var(--sr) + 14px); bottom: calc(var(--sb) + 22px); }
.zoombtns button {
  width: 38px; height: 38px; padding: 0; border-radius: 12px; display: grid; place-items: center;
  border: 1px solid var(--line-hi); background: rgba(8, 13, 23, 0.62); font: 400 20px/1 var(--font-mono); color: var(--ink);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: background 0.2s, border-color 0.2s;
}
.zoombtns button:hover { background: rgba(123, 230, 255, 0.16); border-color: var(--ice); }
.zoombtns svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.toast {
  position: fixed; left: 50%; bottom: calc(var(--sb) + 18px); transform: translateX(-50%);
  max-width: min(90vw, 520px); z-index: 6;
  font: 500 12px/1.3 var(--font-mono); color: var(--ink);
  padding: 10px 16px; border-radius: 12px;
  border: 1px solid rgba(255, 197, 106, 0.45); background: rgba(24, 16, 6, 0.8);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  pointer-events: none;
}

/* ---------- Ergebniskarte ---------- */
.card {
  position: fixed; z-index: 4;
  left: calc(var(--sl) + 10px); right: calc(var(--sr) + 10px);
  bottom: calc(var(--sb) + 10px);
  max-height: 46vh; overflow: auto; overscroll-behavior: contain;
  border-radius: 20px; padding: 12px 14px 14px; display: grid; gap: 10px; align-content: start;
  scrollbar-width: thin; scrollbar-color: rgba(146, 190, 240, 0.25) transparent;
  animation: cardin 0.35s cubic-bezier(.2, .9, .3, 1);
}
@keyframes cardin { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.card-head { display: flex; align-items: center; gap: 12px; }
.card-title { flex: 1; min-width: 0; display: grid; gap: 4px; }
.card-title h2 { margin: 0; font: 400 20px/1.15 var(--font-display); letter-spacing: 0.02em; overflow-wrap: anywhere; text-shadow: 0 0 22px color-mix(in srgb, var(--accent) 60%, transparent); }
.card-title .sub { font: 400 11.5px/1.35 var(--font-mono); color: var(--ink-2); }
.orbmark {
  flex: none; width: 44px; height: 44px; border-radius: 50%; position: relative;
  background: radial-gradient(circle at 50% 50%, #fff 0 8%, var(--accent) 10% 28%, color-mix(in srgb, var(--accent) 25%, transparent) 55%, transparent 72%);
  box-shadow: 0 0 28px color-mix(in srgb, var(--accent) 55%, transparent);
}
.orbmark::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1px dashed color-mix(in srgb, var(--accent) 60%, transparent); animation: spin 12s linear infinite; }
.x { border: 0; background: transparent; color: var(--ink-2); font-size: 24px; line-height: 1; width: 34px; height: 34px; border-radius: 9px; flex: none; align-self: flex-start; }
.x:hover { background: rgba(255, 255, 255, 0.06); color: var(--ink); }
.card-body { display: grid; gap: 12px; }
.topicchip { display: inline-flex; align-items: center; gap: 7px; font: 500 12px/1 var(--font-ui); color: var(--ink); border: 1px solid color-mix(in srgb, var(--c) 55%, transparent); background: color-mix(in srgb, var(--c) 12%, transparent); border-radius: 999px; padding: 5px 11px 5px 9px; width: fit-content; max-width: 100%; }
.topicchip i { width: 8px; height: 8px; border-radius: 50%; background: var(--c); box-shadow: 0 0 8px var(--c); flex: none; }
.topicchip.btn { cursor: pointer; }
.topicchip.btn:hover { background: color-mix(in srgb, var(--c) 24%, transparent); }
.sec-title { margin: 2px 0 0; display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.sec-title .lbl { color: var(--ink); }
.sec-title span:last-child { font: 400 10.5px/1 var(--font-mono); color: var(--ink-3); }
.nblist { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 4px 8px; }
.nblist button {
  position: relative; width: 100%; text-align: left; border: 1px solid var(--line); border-radius: 10px; padding: 6px 9px 8px; overflow: hidden;
  background: rgba(255, 255, 255, 0.025); display: grid; gap: 2px; font-size: 13px; line-height: 1.15;
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
}
.nblist button:hover, .nblist button:focus-visible { border-color: var(--c); background: color-mix(in srgb, var(--c) 10%, transparent); transform: translateY(-1px); }
.nblist b { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: flex; align-items: center; gap: 7px; }
.nblist b i { width: 7px; height: 7px; border-radius: 50%; background: var(--c); box-shadow: 0 0 7px var(--c); flex: none; }
.nblist small { font: 400 10px/1 var(--font-mono); color: var(--ink-3); }
.nblist .bar2 { position: absolute; left: 0; bottom: 0; height: 2px; width: calc(var(--p) * 1%); background: linear-gradient(90deg, var(--c), transparent); opacity: 0.85; }
.skeleton { height: 14px; border-radius: 6px; background: linear-gradient(90deg, rgba(255,255,255,0.04), rgba(255,255,255,0.12), rgba(255,255,255,0.04)); background-size: 200% 100%; animation: sheen 1.3s linear infinite; }
@keyframes sheen { to { background-position: -200% 0; } }
.btnrow { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.btn {
  border: 1px solid var(--line-hi); background: rgba(123, 230, 255, 0.08);
  border-radius: 999px; padding: 8px 14px; font-size: 12.5px;
  text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  transition: background 0.2s, border-color 0.2s;
}
.btn:hover { background: rgba(123, 230, 255, 0.16); }
.btn[aria-pressed="true"] { background: rgba(123, 230, 255, 0.24); border-color: var(--ice); }
.btn.primary { background: linear-gradient(135deg, rgba(123, 230, 255, 0.22), rgba(255, 111, 216, 0.2)); border-color: rgba(190, 220, 255, 0.5); }
.btn.primary:hover { background: linear-gradient(135deg, rgba(123, 230, 255, 0.34), rgba(255, 111, 216, 0.32)); }
.btn.ghost { background: transparent; border-color: var(--line); color: var(--ink-2); }
.btn.sm { padding: 6px 11px; font-size: 12px; }
.linkbtn { border: 0; background: none; padding: 0; font: 400 11.5px/1 var(--font-mono); color: var(--ink-2); text-decoration: underline; text-underline-offset: 3px; }
.linkbtn:hover { color: var(--ink); }
.ext { display: flex; gap: 8px; flex-wrap: wrap; }
.ext a { font: 400 11.5px/1 var(--font-mono); color: var(--ink-2); text-decoration: none; border-bottom: 1px dotted var(--ink-3); padding-bottom: 2px; }
.ext a:hover { color: var(--ink); border-color: var(--ink-2); }
.note { margin: 0; font: 400 11.5px/1.5 var(--font-mono); color: var(--ink-3); }

/* Satz */
.steps { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.st { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px 5px 6px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--c) 55%, transparent); background: color-mix(in srgb, var(--c) 11%, transparent); font-size: 13px; cursor: pointer; }
.st em { display: inline-grid; place-items: center; min-width: 18px; height: 18px; border-radius: 9px; background: var(--c); color: #06101c; font: 600 10px/1 var(--font-mono); font-style: normal; }
.st:hover { background: color-mix(in srgb, var(--c) 22%, transparent); }
.st.off { --c: #62748f; border-style: dashed; color: var(--ink-3); cursor: default; }
.st.off s { text-decoration-color: var(--ink-3); }
.st.off small { font: 400 10px/1 var(--font-mono); }
.st.fill { --c: #62748f; opacity: 0.6; }
.st.fill small { font: 400 9.5px/1 var(--font-mono); }
.toggle { display: inline-flex; align-items: center; gap: 8px; color: var(--ink-2); font-size: 12.5px; cursor: pointer; user-select: none; line-height: 1.25; }
.toggle input { flex: none; appearance: none; -webkit-appearance: none; margin: 0; width: 30px; height: 18px; border-radius: 999px; background: rgba(146, 176, 228, 0.2); position: relative; transition: background 0.2s; cursor: pointer; }
.toggle input::after { content: ""; position: absolute; top: 2px; left: 2px; width: 14px; height: 14px; border-radius: 50%; background: var(--ink-2); transition: transform 0.2s, background 0.2s; }
.toggle input:checked { background: rgba(123, 230, 255, 0.38); }
.toggle input:checked::after { transform: translateX(12px); background: var(--ink); }

/* Rechnen */
.eq { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.eq .op { font: 600 18px/1 var(--font-mono); color: var(--ink-2); padding: 0 2px; }
.eq .op.minus { color: #ff7aa8; }
.eq .op.plus { color: var(--ice); }
.eq .term { display: inline-flex; align-items: center; gap: 6px; padding: 6px 11px 6px 9px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--c) 55%, transparent); background: color-mix(in srgb, var(--c) 11%, transparent); font-size: 14px; cursor: pointer; }
.eq .term i { width: 8px; height: 8px; border-radius: 50%; background: var(--c); box-shadow: 0 0 8px var(--c); }
.eq .term:hover { background: color-mix(in srgb, var(--c) 22%, transparent); }
.eq .term.res { border-color: #fff; background: linear-gradient(135deg, rgba(255, 224, 140, 0.25), rgba(255, 111, 216, 0.2)); font: 400 16px/1 var(--font-display); letter-spacing: 0.02em; padding: 8px 14px 8px 11px; box-shadow: 0 0 24px rgba(255, 210, 120, 0.3); }
.eq .term.res i { background: #fff; box-shadow: 0 0 10px #fff; }
.eq .term.unk { border-style: dashed; color: var(--ink-3); cursor: default; }

/* ---------- Steuer-Dock ---------- */
.dock {
  position: fixed;
  left: calc(var(--sl) + 10px);
  right: calc(var(--sr) + 10px);
  bottom: calc(var(--sb) + 10px);
  max-height: calc(100% - var(--st) - var(--sb) - 260px);
  overflow: auto; overscroll-behavior: contain;
  border-radius: 20px; padding: 14px 16px 12px;
  display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px;
  scrollbar-width: thin; scrollbar-color: rgba(146, 190, 240, 0.25) transparent;
  z-index: 3;
}
.dock > *, .drawer > * { min-width: 0; }
.handle { display: none; }
.tour { display: grid; gap: 8px; }
.tour-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.dots { display: inline-flex; gap: 6px; }
.dots button { width: 9px; height: 9px; padding: 0; border-radius: 50%; border: 1px solid var(--line-hi); background: transparent; transition: all 0.2s; }
.dots button[aria-selected="true"] { background: var(--ice); border-color: var(--ice); box-shadow: 0 0 10px rgba(123, 230, 255, 0.7); width: 20px; border-radius: 6px; }
.tour h2 { margin: 0; font: 600 17px/1.25 var(--font-ui); letter-spacing: 0.005em; }
.tour p { margin: 0; color: var(--ink-2); font-size: 13px; line-height: 1.55; }
.tour-nav { display: flex; gap: 8px; }
.tour-nav .btn { flex: 1; }
.dock-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.vecstat { font: 400 11px/1.35 var(--font-mono); color: var(--ink-3); flex: 1; min-width: 0; }
.vecstat.ok { color: #7be6a8; }
.more { margin-left: auto; border: 1px solid var(--line); background: transparent; border-radius: 999px; padding: 6px 12px; font-size: 12.5px; color: var(--ink); }
.more[aria-expanded="true"] { border-color: var(--line-hi); background: rgba(255, 255, 255, 0.04); }
.drawer { display: grid; gap: 14px; }
.toggles { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
.slider { display: grid; gap: 4px; }
.slider-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.slider-head output { font: 500 12px/1 var(--font-mono); color: var(--ink); font-variant-numeric: tabular-nums; }
input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 26px; margin: 0; background: transparent; cursor: pointer; touch-action: pan-y;
}
input[type="range"]::-webkit-slider-runnable-track { height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--ice) var(--fill, 0%), rgba(146, 176, 228, 0.18) var(--fill, 0%)); }
input[type="range"]::-moz-range-track { height: 4px; border-radius: 4px; background: rgba(146, 176, 228, 0.18); }
input[type="range"]::-moz-range-progress { height: 4px; border-radius: 4px; background: var(--ice); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 20px; height: 20px; margin-top: -8px; border-radius: 50%;
  background: #0b1220; border: 2px solid var(--ice);
  box-shadow: 0 0 0 4px rgba(123, 230, 255, 0.14), 0 0 16px rgba(123, 230, 255, 0.35);
}
input[type="range"]::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: #0b1220; border: 2px solid var(--ice); box-shadow: 0 0 0 4px rgba(123, 230, 255, 0.14); }

.topics { display: grid; gap: 8px; }
.topics-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.topics-head h3 { margin: 0; }
.topic-list { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.topic {
  display: grid; gap: 3px; text-align: left; border: 1px solid var(--line); border-radius: 12px; padding: 8px 10px;
  background: rgba(255, 255, 255, 0.02); transition: border-color 0.2s, background 0.2s;
}
.topic:hover, .topic:focus-visible, .topic[aria-pressed="true"] { border-color: var(--c); background: color-mix(in srgb, var(--c) 12%, transparent); }
.topic b { display: flex; align-items: center; gap: 8px; font: 500 12.5px/1.2 var(--font-ui); }
.topic b i { width: 9px; height: 9px; border-radius: 50%; background: var(--c); box-shadow: 0 0 9px var(--c); flex: none; }
.topic small { font: 400 10.5px/1.3 var(--font-mono); color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.real { border: 1px solid var(--line); border-radius: 12px; padding: 8px 12px; background: rgba(255, 255, 255, 0.02); }
.real summary { cursor: pointer; font-size: 12.5px; color: var(--ink); }
.real dl { margin: 8px 0 0; display: grid; gap: 8px; }
.real dt { font: 400 9px/1 var(--font-display); letter-spacing: 0.16em; text-transform: uppercase; color: var(--ice); margin-bottom: 3px; }
.real dd { margin: 0; font-size: 12px; line-height: 1.5; color: var(--ink-2); }
.credits { margin: 0; font-size: 11px; line-height: 1.5; color: var(--ink-3); }
.credits a { color: var(--ink-2); }

/* ---------- Handy ---------- */
@media (max-width: 859px) {
  .tagline { display: none; }
  .console { top: calc(var(--st) + 66px); padding: 8px; gap: 6px; }
  .examples { display: none; }
  .go { padding: 0 12px; }
  .dock { max-height: 44vh; padding: 10px 14px 10px; }
  .tour p { max-height: 17vh; overflow: auto; font-size: 12.5px; }
  .hints { display: none; }
  .zoombtns { display: none; }
  body.card-open .dock { display: none; }
  body.card-open .hud .tagline { display: none; }
  .card { max-height: 50vh; }
  body.dock-folded .tour { display: none; }
  .handle { display: block; width: 100%; height: 20px; margin: -8px 0 -6px; padding: 0; border: 0; background: none; }
  .handle i { display: block; width: 44px; height: 4px; border-radius: 2px; background: rgba(200, 225, 255, 0.38); margin: 0 auto; }
  .nblist { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 859px) and (max-height: 640px) {
  .brand h1 { font-size: 13px; }
  .tour p { max-height: 11vh; }
  .console { top: calc(var(--st) + 66px); }
}

/* ---------- Ladebildschirm ---------- */
.loader {
  position: fixed; inset: 0; z-index: 10;
  display: grid; place-items: center;
  background: radial-gradient(120% 80% at 50% 45%, rgba(4, 6, 12, 0.5), rgba(4, 6, 12, 0.97));
  transition: opacity 0.9s ease, visibility 0.9s;
  padding: 0 24px;
}
.loader.done { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-inner { width: min(360px, 100%); display: grid; gap: 16px; text-align: center; justify-items: center; }
.loader .word { font: 400 20px/1 var(--font-display); letter-spacing: 0.3em; padding-left: 0.3em; text-shadow: 0 0 24px rgba(123, 230, 255, 0.4); }
.orb { position: relative; width: 68px; height: 68px; }
.orb i { position: absolute; border-radius: 50%; }
.orb i:nth-child(1) { inset: 0; border: 1px solid rgba(123, 230, 255, 0.5); box-shadow: 0 0 30px rgba(123, 230, 255, 0.2), inset 0 0 18px rgba(123, 230, 255, 0.2); animation: spin 9s linear infinite; border-style: dashed; }
.orb i:nth-child(2) { inset: 14px; border: 1px solid rgba(255, 111, 216, 0.55); animation: spin 5s linear infinite reverse; border-style: dotted; }
.orb i:nth-child(3) { inset: 28px; background: radial-gradient(circle, #fff, rgba(123, 230, 255, 0.5) 60%, transparent 72%); }
.bar { width: 100%; height: 2px; background: rgba(146, 176, 228, 0.16); border-radius: 2px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--ice), var(--pink)); box-shadow: 0 0 12px var(--ice); transition: width 0.25s ease; }
.loader p { margin: 0; font: 400 12px/1.5 var(--font-mono); color: var(--ink-2); }
.loader p.err, .loader .err { color: var(--warn); }

/* ---------- Desktop ---------- */
@media (min-width: 860px) {
  .hud { left: calc(var(--sl) + 24px); top: calc(var(--st) + 20px); right: calc(var(--sr) + 24px); }
  .brand h1 { font-size: 17px; }
  .console { left: calc(var(--sl) + 20px); right: auto; top: calc(var(--st) + 104px); width: 420px; }
  .dock { left: calc(var(--sl) + 20px); right: auto; bottom: calc(var(--sb) + 20px); width: 420px; max-height: calc(100% - var(--st) - var(--sb) - 330px); }
  .card { left: auto; right: calc(var(--sr) + 20px); top: calc(var(--st) + 64px); bottom: auto; width: 392px; max-height: calc(100% - var(--st) - var(--sb) - 100px); }
  .nblist { grid-template-columns: 1fr 1fr; }
  .hints { left: calc(50% + 190px); }
  .toast { left: calc(50% + 190px); }
  .zoombtns { right: calc(var(--sr) + 24px); }
  body.card-open .zoombtns { right: calc(var(--sr) + 436px); }
  body.card-open .hints { display: none; }
}
@media (min-width: 860px) and (max-width: 1180px) {
  .hints { display: none; }
}
@media (min-width: 860px) and (max-height: 760px) {
  .examples { display: none; }
  .dock { max-height: calc(100% - var(--st) - var(--sb) - 280px); }
}

/* Titelbild-Modus (?cover=1): nur die Galaxie */
body.cover .hud, body.cover .dock, body.cover .console, body.cover .card, body.cover .hints, body.cover .labels,
body.cover .toast, body.cover .zoombtns, body.cover .reticle, body.cover .tip { display: none !important; }
body.cover.cover-labels .labels { display: block !important; }

@media (prefers-reduced-motion: reduce) {
  .loader, .bar i, .chip, .toggle input, .toggle input::after, .dots button, .dice, .modes button, .nblist button { transition: none; }
  .mark::after, .orb i, .hints, .reticle i, .orbmark::after, .card, .skeleton { animation: none; }
  .hints { opacity: 1; }
}