/* AI för nybörjare: presentationens stil. Mörkt tema som standard, ljust via theme.js (data-theme). */
:root {
  --bg: #0a0c12;
  --bg-2: #10131b;
  --panel: #151925;
  --panel-2: #1b2030;
  --line: #2a3145;
  --text: #eaedf5;
  --muted: #a0a8bb;
  --dim: #6b7489;
  --accent: #9b8cff;      /* violett: huvudfärg */
  --accent-fill: #8b7bff;
  --cyan: #38c8f0;
  --pink: #ff7eb6;
  --green: #34d399;
  --orange: #ffb067;
  --yellow: #ffd84d;
  --red: #ff5f6d;
  --blue: #5b8cff;
  --on-accent: #0b0b14;
  --grad: linear-gradient(90deg, #5b8cff, #9b8cff 35%, #ff7eb6 70%, #ffb067);
  --glow: 0 0 40px color-mix(in srgb, var(--accent) 35%, transparent);
  --radius: 16px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #f6f7fb;
  --bg-2: #eceef5;
  --panel: #ffffff;
  --panel-2: #f1f3f9;
  --line: #d5d9e5;
  --text: #141824;
  --muted: #475066;
  --dim: #6f7890;
  --accent: #5b45d6;
  --accent-fill: #6c58e8;
  --cyan: #0a7fa8;
  --pink: #c2347a;
  --green: #0b8a5a;
  --orange: #b85d0c;
  --yellow: #9a7400;
  --red: #cf2f3d;
  --blue: #2d5fd6;
  --on-accent: #ffffff;
  --grad: linear-gradient(90deg, #2d5fd6, #5b45d6 35%, #c2347a 70%, #b85d0c);
  --glow: 0 0 30px color-mix(in srgb, var(--accent) 18%, transparent);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html.calm { scroll-behavior: auto; }
html.calm *, html.calm *::before, html.calm *::after { animation-duration: 0s !important; animation-iteration-count: 1 !important; transition-duration: 0s !important; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); line-height: 1.55; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: var(--accent); }
code, .mono { font-family: var(--mono); }
code { font-size: .9em; background: var(--panel-2); padding: .1em .35em; border-radius: 6px; }
.dim { color: var(--dim); }
h1, h2, h3 { line-height: 1.12; margin: 0 0 .5em; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.9rem, 4.2vw, 3rem); }
h3 { font-size: 1.15rem; }
h4 { margin: 0 0 .6rem; font: 700 .78rem var(--mono); text-transform: uppercase; letter-spacing: .07em; color: var(--dim); }
p { color: var(--muted); }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.kbd { font: 600 .7rem var(--mono); border: 1px solid var(--line); border-radius: 5px; padding: .1em .4em; color: var(--muted); }
.en { font-style: italic; color: var(--cyan); font-weight: 600; }      /* engelska buzzwords */
b.k { color: var(--accent); }

/* ---------- nav ---------- */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 50; height: 56px; display: flex; align-items: center; gap: .8rem; padding: 0 18px;
  background: color-mix(in srgb, var(--bg) 94%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav .brand { font-weight: 800; display: flex; align-items: center; gap: .55rem; white-space: nowrap; }
.nav .brand .dot { width: 14px; height: 14px; border-radius: 50%; background: var(--grad); box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 70%, transparent); }
.nav .chapters { display: flex; gap: 3px; margin-left: auto; overflow-x: auto; scrollbar-width: none; min-width: 0; }
.nav .chapters::-webkit-scrollbar { display: none; }
.nav .chapters.more-left { -webkit-mask-image: linear-gradient(90deg, transparent, #000 48px); mask-image: linear-gradient(90deg, transparent, #000 48px); }
.nav .chapters.more-right { -webkit-mask-image: linear-gradient(90deg, #000 calc(100% - 48px), transparent); mask-image: linear-gradient(90deg, #000 calc(100% - 48px), transparent); }
.nav .chapters.more-left.more-right { -webkit-mask-image: linear-gradient(90deg, transparent, #000 48px, #000 calc(100% - 48px), transparent); mask-image: linear-gradient(90deg, transparent, #000 48px, #000 calc(100% - 48px), transparent); }
.nav .chapters a { color: var(--dim); text-decoration: none; font: 500 .76rem var(--mono); padding: .4rem .6rem; border-radius: 8px; white-space: nowrap; }
.nav .chapters a.active, .nav .chapters a:hover { color: var(--text); background: var(--panel-2); }
.nav button, .nav .btn { flex: none; white-space: nowrap; }
@media (max-width: 760px) { .nav .brand span { display: none; } }
.progress { position: fixed; top: 56px; left: 0; height: 3px; background: var(--grad); z-index: 51; width: 0; }

button, .btn { font: 600 .86rem var(--sans); color: var(--text); background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: .55rem .95rem;
  cursor: pointer; transition: background .2s, border-color .2s, transform .1s, color .2s; text-decoration: none; display: inline-flex; gap: .45rem; align-items: center; }
button:hover, .btn:hover { border-color: var(--accent); }
button:active { transform: translateY(1px); }
button.primary { background: var(--accent-fill); border-color: var(--accent-fill); color: #fff; }
button.primary:hover { background: color-mix(in srgb, var(--accent-fill) 82%, white); }
button.on { border-color: var(--accent); color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, var(--panel-2)); }
button:disabled { opacity: .45; cursor: not-allowed; }
.btn-row { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }

/* ---------- kapitel ---------- */
section.chapter { min-height: 100vh; padding: 104px 20px 72px; position: relative; display: flex; flex-direction: column; justify-content: center; }
section.chapter > .inner { max-width: 1200px; margin: 0 auto; width: 100%; position: relative; z-index: 1; }
section.chapter + section.chapter { border-top: 1px solid color-mix(in srgb, var(--line) 50%, transparent); }
.chapter-num { font: 700 .8rem var(--mono); color: var(--accent); margin-bottom: .45rem; letter-spacing: .08em; }
.lede { font-size: clamp(1.05rem, 1.6vw, 1.28rem); max-width: 860px; }
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 1.1s ease, transform 1.1s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .15s; } .reveal.d2 { transition-delay: .3s; } .reveal.d3 { transition-delay: .45s; }
.box { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem; }
.split { display: grid; grid-template-columns: 1.15fr 1fr; gap: 1.4rem; align-items: start; margin-top: 1.4rem; }
.split.even { grid-template-columns: 1fr 1fr; }
@media (max-width: 900px) { .split, .split.even { grid-template-columns: 1fr; } }
.foot { font-size: .82rem; color: var(--dim); margin-top: 1rem; }
.note-chip { display: inline-block; font: 600 .72rem var(--mono); color: var(--dim); border: 1px dashed var(--line); border-radius: 999px; padding: .15rem .6rem; }
.bg-blob { position: absolute; width: 520px; height: 520px; border-radius: 50%; filter: blur(90px); opacity: .16; z-index: 0; pointer-events: none; }
:root[data-theme="light"] .bg-blob { opacity: .1; }
.big-emoji { font-size: 2.4rem; line-height: 1; }

/* ---------- hero ---------- */
#hero { text-align: center; overflow: hidden; }
#heroCanvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
#hero h1 { font-size: clamp(2.6rem, 7vw, 5.4rem); margin-bottom: .2em; }
#hero .lede { margin: 0 auto; }
.hero-kicker { font: 700 .85rem var(--mono); letter-spacing: .2em; color: var(--accent); text-transform: uppercase; margin-bottom: 1rem; }
.hero-chat { max-width: 640px; margin: 2rem auto 0; text-align: left; display: grid; gap: .6rem; }
.bubble { padding: .75rem 1rem; border-radius: 16px; background: var(--panel); border: 1px solid var(--line); box-shadow: var(--glow); font-size: 1.02rem; min-height: 2.9rem; }
.bubble.user { justify-self: end; background: var(--accent-fill); color: #fff; border-color: transparent; border-bottom-right-radius: 4px; }
.bubble.ai { border-bottom-left-radius: 4px; }
.bubble .who { display: block; font: 700 .68rem var(--mono); letter-spacing: .08em; opacity: .7; margin-bottom: .15rem; }
.caret::after { content: "▍"; animation: blink 1s steps(2) infinite; color: var(--accent); }
@keyframes blink { 50% { opacity: 0; } }
.scroll-hint { margin-top: 2.2rem; font: .8rem var(--mono); color: var(--dim); }
.agenda { display: flex; flex-wrap: wrap; gap: .45rem; justify-content: center; margin-top: 1.6rem; }
.agenda span { font: 600 .78rem var(--sans); padding: .35rem .75rem; border-radius: 999px; background: color-mix(in srgb, var(--panel) 85%, transparent); border: 1px solid var(--line); color: var(--muted); }

/* ---------- kap 1: AI-cirklar ---------- */
.nest-svg { width: 100%; max-width: 560px; display: block; margin: 0 auto; }
.nest-svg circle { cursor: pointer; transition: stroke-width .3s, fill-opacity .3s; stroke-width: 2; fill-opacity: .1; }
.nest-svg circle:hover { stroke-width: 3.5; }
.nest-svg { overflow: visible; }
/* Valt lager lyser i sin egen färg (currentColor sätts per lager i widgets.js) och pulserar långsamt. */
.nest-svg g.on circle { stroke-width: 4.5; fill-opacity: .14; filter: drop-shadow(0 0 8px currentColor) drop-shadow(0 0 20px currentColor); animation: nestGlow 3.2s ease-in-out infinite; }
.nest-svg g.on text { fill: var(--text); filter: drop-shadow(0 0 6px currentColor); }
.nest-svg.picked g:not(.on) circle { fill-opacity: .05; stroke-opacity: .5; }
.nest-svg.picked g:not(.on) text { opacity: .85; }
/* Mörk kontur bakom etiketterna, så att de syns även ovanpå ett glödande lager. */
.nest-svg text { paint-order: stroke; stroke: var(--bg); stroke-width: 5px; stroke-linejoin: round; }
.nest-svg g text { transition: opacity .4s; }
.nest-svg g circle { transition: stroke-width .3s, fill-opacity .4s, stroke-opacity .4s; }
@keyframes nestGlow {
  0%, 100% { fill-opacity: .08; filter: drop-shadow(0 0 5px currentColor) drop-shadow(0 0 12px currentColor); }
  50%      { fill-opacity: .18; filter: drop-shadow(0 0 14px currentColor) drop-shadow(0 0 34px currentColor); }
}
:root[data-theme="light"] .nest-svg g.on circle { animation-name: nestGlowLight; }
@keyframes nestGlowLight {
  0%, 100% { fill-opacity: .08; filter: drop-shadow(0 0 4px currentColor); }
  50%      { fill-opacity: .16; filter: drop-shadow(0 0 14px currentColor); }
}
.nest-svg text { pointer-events: none; font-family: var(--sans); font-weight: 800; }
.nest-svg .sub { font-weight: 500; font-size: 12px; fill: var(--muted); }
.nest-info h3 { font-size: 1.6rem; }
.ex-chips { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .6rem; }
.ex-chips span { padding: .3rem .7rem; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); font-size: .85rem; }
.rules { display: grid; gap: .8rem; margin-top: 1rem; }
.rule-row { display: grid; grid-template-columns: 1fr; gap: .35rem; }
.rule-row .lbl { font: 700 .78rem var(--mono); color: var(--dim); text-transform: uppercase; letter-spacing: .05em; }
.rule-flow { display: flex; align-items: center; gap: .4rem; flex-wrap: nowrap; }
.rule-flow .chip { white-space: nowrap; }
.rule-flow .chip { padding: .45rem .75rem; border-radius: 10px; border: 1px solid var(--line); background: var(--panel-2); font-weight: 600; font-size: .9rem; }
.rule-flow .chip.out { border-color: var(--green); color: var(--green); }
.rule-flow .chip.cpu { background: var(--accent-fill); color: #fff; border-color: transparent; }
.rule-flow .op { color: var(--dim); font-weight: 700; }
@media (max-width: 420px) { .rule-flow { flex-wrap: wrap; } }

/* ---------- kap 2: tidslinje ---------- */
.tl-wrap { margin-top: 1.2rem; }
.tl-svg { width: 100%; height: auto; display: block; overflow: visible; }
.tl-svg .axis { stroke: var(--line); }
.tl-svg .year { fill: var(--dim); font: 600 11px var(--mono); }
.tl-svg .winter { fill: var(--blue); opacity: .1; }
.tl-svg .winter-l { fill: var(--blue); font: 700 11px var(--mono); opacity: .9; }
.tl-svg .hype { fill: none; stroke: url(#hypeGrad); stroke-width: 3.5; stroke-linecap: round; }
.tl-svg .hype-area { fill: url(#hypeFill); }
.tl-svg .ev { cursor: pointer; }
.tl-svg .ev circle { fill: var(--panel); stroke: var(--accent); stroke-width: 2.5; transition: r .2s; }
.tl-svg .ev:hover circle { r: 9; }
.tl-svg .ev.on circle { fill: var(--accent-fill); r: 10; }
.tl-svg .ev text { font-size: 15px; pointer-events: none; }
.tl-card { display: grid; grid-template-columns: auto 1fr; gap: 1.1rem; align-items: center; margin-top: 1rem; min-height: 9rem; }
.tl-card .ico { font-size: 3.4rem; width: 5.4rem; height: 5.4rem; display: grid; place-items: center; border-radius: 20px; background: var(--panel-2); border: 1px solid var(--line); }
.tl-card .yr { font: 800 1rem var(--mono); color: var(--accent); }
.tl-card h3 { font-size: 1.45rem; margin: .1rem 0 .3rem; }
.tl-card p { margin: 0; }
.tl-ctl { display: flex; justify-content: space-between; gap: .5rem; flex-wrap: wrap; margin-top: .8rem; align-items: center; }
.tl-eras { display: flex; gap: .4rem; flex-wrap: wrap; }
.tl-eras button { font-size: .78rem; padding: .35rem .7rem; }

/* ---------- kap 3: varför nu ---------- */
.ingr { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1.4rem; }
@media (max-width: 900px) { .ingr { grid-template-columns: 1fr; } }
.ingr .panel { position: relative; overflow: hidden; }
.ingr svg { width: 100%; height: 150px; display: block; }
.ingr h3 { margin: .6rem 0 .3rem; font-size: 1.3rem; }
.ingr p { margin: 0; font-size: .95rem; }
.stat { font: 800 2rem var(--sans); color: var(--text); margin-top: .5rem; }
.stat small { font: 500 .78rem var(--sans); color: var(--dim); display: block; }
.recipe { display: flex; justify-content: center; align-items: center; gap: 1rem; margin-top: 1.4rem; flex-wrap: wrap; }
.recipe .ing { padding: .7rem 1.1rem; border-radius: 999px; border: 2px solid; font-weight: 700; transition: transform 1s cubic-bezier(.5,0,.2,1), opacity 1s; }
.recipe .eq { font-size: 1.6rem; color: var(--dim); font-weight: 800; }
.recipe .res { padding: .8rem 1.3rem; border-radius: 16px; background: var(--grad); color: #fff; font-weight: 800; opacity: .25; transform: scale(.9); transition: all .8s .6s; }
.recipe.mixed .res { opacity: 1; transform: scale(1.08); box-shadow: var(--glow); }
.chip-gpu rect { fill: var(--panel-2); stroke: var(--green); stroke-width: 2; }
.pulse-sq { animation: sq 1.6s ease-in-out infinite; }
@keyframes sq { 0%,100% { opacity: .25; } 50% { opacity: 1; } }

/* ---------- kap 4: lärande ---------- */
.learn { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.2rem; margin-top: 1.2rem; }
@media (max-width: 900px) { .learn { grid-template-columns: 1fr; } }
.learn canvas { width: 100%; aspect-ratio: 16/11; display: block; border-radius: 14px; background: var(--panel); border: 1px solid var(--line); cursor: crosshair; }
.meters { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; margin: .8rem 0; }
.meter { background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: .6rem .7rem; }
.meter b { display: block; font: 800 1.35rem var(--sans); }
.meter span { font: 600 .7rem var(--mono); color: var(--dim); text-transform: uppercase; }
.guess { margin-top: .6rem; font-size: 1.05rem; min-height: 1.6rem; }
.steps-list { margin: .6rem 0 0; padding-left: 1.2rem; color: var(--muted); }
.steps-list li { margin: .25rem 0; }
.steps-list li.on { color: var(--text); font-weight: 600; }

/* ---------- kap 5: neuralt nätverk ---------- */
.nn { display: grid; grid-template-columns: 1fr 1.6fr 1fr; gap: 1rem; align-items: center; margin-top: 1.2rem; }
@media (max-width: 900px) { .nn { grid-template-columns: 1fr; } }
.nn-in { display: grid; gap: .5rem; }
.nn-in button { justify-content: flex-start; width: 100%; font-size: .95rem; }
.nn svg { width: 100%; height: auto; }
.nn svg .edge { transition: stroke-opacity .4s, stroke-width .4s; }
.nn svg .edge.flow { stroke-dasharray: 5 7; animation: flow 1s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -24; } }
.nn svg .node { stroke-width: 2.5; transition: fill .4s; }
.nn-out .bar { height: 32px; border-radius: 10px; background: var(--panel-2); border: 1px solid var(--line); overflow: hidden; position: relative; margin: .4rem 0 .9rem; }
.nn-out .bar i { position: absolute; inset: 0 auto 0 0; width: 50%; transition: width .6s cubic-bezier(.3,.8,.3,1); }
.nn-out .bar span { position: relative; z-index: 1; font: 800 .95rem var(--mono); padding: 0 .7rem; line-height: 32px; }
.nn-out .lab { font-size: 1.15rem; font-weight: 700; }
.layers-strip { display: flex; gap: .4rem; align-items: center; margin-top: 1.2rem; flex-wrap: wrap; justify-content: center; }
.layers-strip .ly { padding: .55rem .8rem; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); text-align: center; font-size: .85rem; min-width: 7.5rem; }
.layers-strip .ly .e { font-size: 1.6rem; display: block; }
.layers-strip .ar { color: var(--dim); font-weight: 800; }

/* ---------- kap 6: LLM ---------- */
.tok-in { width: 100%; font: 500 1.05rem var(--sans); color: var(--text); background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: .75rem .9rem; resize: vertical; min-height: 3.2rem; }
.tok-in:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.tokens { display: flex; flex-wrap: wrap; gap: 3px; margin-top: .8rem; min-height: 2.5rem; }
.tokens span { padding: .2rem .35rem; border-radius: 6px; font: 500 .95rem var(--mono); white-space: pre; animation: pop .3s ease both; }
@keyframes pop { from { transform: scale(.6); opacity: 0; } }
.tok-stats { display: flex; gap: 1.4rem; margin-top: .7rem; font: 600 .82rem var(--mono); color: var(--dim); flex-wrap: wrap; }
.tok-stats b { color: var(--text); font-size: 1.1rem; }
.np-sentence { font-size: clamp(1.25rem, 2.4vw, 1.8rem); font-weight: 700; min-height: 4.2rem; line-height: 1.4; }
.np-sentence .gen { color: var(--accent); }
.np-bars { display: grid; gap: .35rem; margin-top: .8rem; }
.np-bar { display: grid; grid-template-columns: 8.5rem 1fr 3.6rem; gap: .6rem; align-items: center; cursor: pointer; padding: .15rem .3rem; border-radius: 8px; }
.np-bar:hover { background: var(--panel-2); }
.np-bar .w { font-weight: 700; text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.np-bar .t { height: 22px; border-radius: 6px; background: var(--panel-2); overflow: hidden; }
.np-bar .t i { display: block; height: 100%; background: var(--grad); transition: width .45s ease; }
.np-bar .p { font: 700 .85rem var(--mono); color: var(--muted); }
.np-bar.pick { background: color-mix(in srgb, var(--accent) 15%, transparent); }
.slider-row { display: flex; align-items: center; gap: .8rem; margin-top: 1rem; flex-wrap: wrap; }
.slider-row input[type=range] { flex: 1; min-width: 160px; accent-color: var(--accent-fill); }
.slider-row .val { font: 800 1rem var(--mono); color: var(--accent); min-width: 3rem; }
.temp-hint { font-size: .85rem; color: var(--dim); }

/* ---------- kap 7: träning ---------- */
.stages { display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; margin-top: 1.3rem; position: relative; }
@media (max-width: 900px) { .stages { grid-template-columns: 1fr 1fr; } }
.stage { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; cursor: pointer; transition: border-color .3s, transform .3s, box-shadow .3s; text-align: center; }
.stage:hover { transform: translateY(-3px); }
.stage.on { border-color: var(--accent); box-shadow: var(--glow); }
.stage .e { font-size: 2.6rem; }
.stage .n { font: 700 .72rem var(--mono); color: var(--dim); }
.stage h3 { margin: .3rem 0 .1rem; font-size: 1.08rem; }
.stage .en { font-size: .85rem; }
.stage-detail { margin-top: 1rem; display: grid; grid-template-columns: 1fr 1.3fr; gap: 1.2rem; align-items: center; min-height: 15rem; }
@media (max-width: 900px) { .stage-detail { grid-template-columns: 1fr; } }
.stage-viz { height: 230px; position: relative; overflow: hidden; border-radius: 14px; background: var(--panel-2); border: 1px solid var(--line); }
.knobs { display: grid; grid-template-columns: repeat(12, 1fr); gap: 6px; padding: 14px; }
.knob { aspect-ratio: 1; border-radius: 50%; border: 2px solid var(--line); position: relative; background: var(--panel); transition: transform 1.2s cubic-bezier(.3,.8,.3,1), border-color .6s; }
.knob::after { content: ""; position: absolute; left: 50%; top: 8%; width: 2px; height: 40%; background: var(--accent); transform: translateX(-50%); border-radius: 2px; }
.knob.set { border-color: var(--accent); }
.flowing { position: absolute; font-size: 1.5rem; animation: drift 3.2s linear infinite; }
@keyframes drift { from { transform: translate(var(--x0), var(--y0)) scale(.8); opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } to { transform: translate(var(--x1), var(--y1)) scale(.4); opacity: 0; } }
.brain { position: absolute; right: 12%; top: 50%; transform: translateY(-50%); font-size: 4.6rem; filter: drop-shadow(0 0 22px color-mix(in srgb, var(--accent) 60%, transparent)); }
.fb-row { display: flex; align-items: center; gap: .6rem; padding: .5rem .8rem; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); margin: .5rem; font-size: .92rem; }
.fb-row .th { margin-left: auto; font-size: 1.3rem; }

/* ---------- kap 8: modeller ---------- */
.filters { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1rem; }
.filters button { font-size: .8rem; padding: .4rem .8rem; border-radius: 999px; }
.models { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: .8rem; margin-top: 1rem; }
.model { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1rem; transition: opacity .35s, transform .35s, filter .35s; position: relative; overflow: hidden; }
.model.hide { opacity: .12; transform: scale(.96); filter: grayscale(1); }
.model .logo { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; font: 800 1.1rem var(--sans); color: #fff; }
.model h3 { margin: .55rem 0 .1rem; font-size: 1.05rem; }
.model .org { font-size: .8rem; color: var(--dim); }
.model p { font-size: .85rem; margin: .4rem 0 .5rem; }
.tags { display: flex; flex-wrap: wrap; gap: .25rem; }
.tags span { font: 600 .66rem var(--mono); padding: .12rem .45rem; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.tags span.open { border-color: var(--green); color: var(--green); }
.tags span.closed { border-color: var(--orange); color: var(--orange); }
.concepts { display: grid; grid-template-columns: repeat(3, 1fr); gap: .9rem; margin-top: 1.3rem; }
@media (max-width: 900px) { .concepts { grid-template-columns: 1fr; } }
.ctx-bar { height: 26px; border-radius: 8px; background: var(--panel-2); overflow: hidden; margin: .6rem 0 .3rem; border: 1px solid var(--line); }
.ctx-bar i { display: block; height: 100%; background: var(--grad); transition: width .5s ease; }
.books { display: flex; flex-wrap: wrap; gap: 2px; min-height: 48px; margin-top: .4rem; }
.books i { width: 9px; height: 22px; border-radius: 2px; background: var(--accent-fill); opacity: .85; animation: pop .25s ease both; }
.mm-row { display: flex; align-items: center; justify-content: space-between; gap: .3rem; margin-top: .7rem; }
.mm-row .io { display: grid; gap: .3rem; }
.mm-row .io span { font-size: 1.4rem; padding: .25rem .4rem; border-radius: 10px; background: var(--panel-2); border: 1px solid var(--line); text-align: center; }
.mm-core { width: 76px; height: 76px; border-radius: 50%; background: var(--grad); display: grid; place-items: center; color: #fff; font-weight: 800; animation: breathe 3s ease-in-out infinite; }
@keyframes breathe { 50% { transform: scale(1.08); box-shadow: var(--glow); } }
.think-steps { display: grid; gap: .3rem; margin-top: .6rem; }
.think-steps div { font-size: .85rem; padding: .35rem .6rem; border-radius: 8px; background: var(--panel-2); border-left: 3px solid var(--accent); opacity: 0; transform: translateX(-6px); transition: all .4s; }
.think-steps div.in { opacity: 1; transform: none; }
.mva { display: flex; align-items: center; gap: 1rem; justify-content: center; margin-top: 1.3rem; flex-wrap: wrap; }
.mva .side { text-align: center; padding: .9rem 1.2rem; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line); min-width: 14rem; }
.mva .side .e { font-size: 2.4rem; }
.mva .side b { display: block; font-size: 1.05rem; }
.mva .side small { color: var(--dim); }

/* ---------- kap 9: prompt ---------- */
.pb { display: grid; grid-template-columns: 1fr 1.25fr; gap: 1.2rem; margin-top: 1.2rem; }
@media (max-width: 900px) { .pb { grid-template-columns: 1fr; } }
.pb-parts { display: grid; gap: .45rem; }
.pb-part { display: grid; grid-template-columns: 2.2rem 1fr auto; gap: .6rem; align-items: center; padding: .6rem .8rem; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); cursor: pointer; transition: border-color .25s, background .25s; text-align: left; font: inherit; color: inherit; width: 100%; }
.pb-part .e { font-size: 1.4rem; }
.pb-part b { display: block; font-size: .95rem; }
.pb-part small { color: var(--dim); font-size: .78rem; }
.pb-part .sw { width: 34px; height: 19px; border-radius: 999px; background: var(--line); position: relative; flex: none; }
.pb-part .sw::after { content: ""; position: absolute; top: 3px; left: 3px; width: 13px; height: 13px; border-radius: 50%; background: var(--dim); transition: transform .25s, background .25s; }
.pb-part.on { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 9%, var(--panel)); }
.pb-part.on .sw { background: color-mix(in srgb, var(--accent) 40%, transparent); }
.pb-part.on .sw::after { transform: translateX(15px); background: var(--accent); }
.pb-prompt { font: 500 .9rem/1.55 var(--mono); background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: .9rem 1rem; white-space: pre-wrap; min-height: 8rem; }
.pb-prompt mark { background: none; color: inherit; border-bottom: 2px solid; padding-bottom: 1px; }
.q-meter { display: flex; align-items: center; gap: .7rem; margin: .8rem 0; }
.q-meter .t { flex: 1; height: 12px; border-radius: 999px; background: var(--panel-2); overflow: hidden; border: 1px solid var(--line); }
.q-meter .t i { display: block; height: 100%; transition: width .5s ease, background .5s; }
.q-meter b { font: 800 .9rem var(--mono); min-width: 7.5rem; text-align: right; }
.pb-answer { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: .9rem 1rem; white-space: pre-wrap; font-size: .95rem; min-height: 9rem; position: relative; }
.pb-answer::before { content: "AI-svar"; position: absolute; top: -.6rem; left: .8rem; background: var(--bg); padding: 0 .4rem; font: 700 .68rem var(--mono); color: var(--accent); letter-spacing: .06em; }
.tips { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: .7rem; margin-top: 1.2rem; }
.tip { padding: .8rem .9rem; border-radius: 14px; background: var(--panel); border: 1px solid var(--line); }
.tip .e { font-size: 1.5rem; }
.tip b { display: block; margin: .2rem 0; }
.tip small { color: var(--muted); font-size: .84rem; }

/* ---------- kap 10: hallucinationer ---------- */
.quiz { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; margin-top: 1rem; }
@media (max-width: 760px) { .quiz { grid-template-columns: 1fr; } }
.qcard { perspective: 1000px; min-height: 9.5rem; cursor: pointer; }
.qcard .in { position: relative; width: 100%; height: 100%; min-height: 9.5rem; transition: transform .7s; transform-style: preserve-3d; }
.qcard.flip .in { transform: rotateY(180deg); }
.qcard .f, .qcard .b { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; border-radius: var(--radius); padding: 1rem; border: 1px solid var(--line); background: var(--panel); display: flex; flex-direction: column; justify-content: center; }
.qcard .b { transform: rotateY(180deg); }
.qcard .b.true { border-color: var(--green); }
.qcard .b.false { border-color: var(--red); }
.qcard .verdict { font: 800 .85rem var(--mono); letter-spacing: .05em; }
.qcard .b.true .verdict { color: var(--green); }
.qcard .b.false .verdict { color: var(--red); }
.qcard .f small { color: var(--dim); font: 600 .7rem var(--mono); }
.qcard .f div { font-size: 1.02rem; font-weight: 600; margin-top: .3rem; }
.qcard .b p { margin: .3rem 0 0; font-size: .9rem; }
.limits { display: grid; gap: .55rem; }
.limit { display: grid; grid-template-columns: 2.4rem 1fr; gap: .6rem; align-items: start; padding: .65rem .8rem; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); }
.limit .e { font-size: 1.5rem; }
.limit b { display: block; }
.limit small { color: var(--muted); }
.parrot { display: flex; align-items: center; gap: 1rem; padding: 1rem; border-radius: var(--radius); background: color-mix(in srgb, var(--orange) 10%, var(--panel)); border: 1px solid color-mix(in srgb, var(--orange) 40%, transparent); margin-top: 1rem; }
.parrot .e { font-size: 2.8rem; }

/* ---------- kap 11: embeddings ---------- */
.emb { display: grid; grid-template-columns: 1.5fr 1fr; gap: 1.2rem; margin-top: 1.2rem; }
@media (max-width: 900px) { .emb { grid-template-columns: 1fr; } }
.emb svg { width: 100%; height: auto; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.emb svg .w { cursor: pointer; }
.emb svg .w circle { transition: r .25s; }
.emb svg .w text { font: 700 14px var(--sans); fill: var(--text); pointer-events: none; }
.emb svg .w.dim { opacity: .25; }
.emb svg .w.on circle { r: 11; }
.emb svg .nb { stroke: var(--accent); stroke-width: 2; stroke-dasharray: 4 4; }
.emb svg .grid line { stroke: var(--line); stroke-width: 1; opacity: .5; }
.emb svg .clab { font: 700 11px var(--mono); fill: var(--dim); letter-spacing: .08em; }
.emb svg .vec { stroke-width: 3; marker-end: url(#arrowHead); }
.vec-out { font: 600 .9rem var(--mono); background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; padding: .7rem .8rem; word-break: break-all; margin-top: .6rem; }

/* ---------- kap 12: RAG ---------- */
.rag-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: .5rem; margin-top: 1.2rem; }
@media (max-width: 900px) { .rag-flow { grid-template-columns: 1fr 1fr; } }
.rag-step { position: relative; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: .8rem .7rem; text-align: center; transition: all .35s; opacity: .45; }
.rag-step .e { font-size: 1.9rem; }
.rag-step b { display: block; font-size: .92rem; margin-top: .2rem; }
.rag-step small { font-size: .76rem; color: var(--dim); }
.rag-step.on { opacity: 1; border-color: var(--accent); box-shadow: var(--glow); transform: translateY(-3px); }
.rag-step.done { opacity: 1; }
.rag-step:not(:last-child)::after { content: "→"; position: absolute; right: -.55rem; top: 40%; color: var(--dim); font-weight: 800; z-index: 2; }
@media (max-width: 900px) { .rag-step::after { display: none; } }
.rag-main { display: grid; grid-template-columns: 1.1fr 1fr; gap: 1.1rem; margin-top: 1.1rem; }
@media (max-width: 900px) { .rag-main { grid-template-columns: 1fr; } }
.qs { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .8rem; }
.qs button { font-size: .84rem; }
.docs { display: grid; gap: .4rem; }
.doc { display: grid; grid-template-columns: 1.8rem 1fr 4.8rem; gap: .5rem; align-items: center; padding: .5rem .65rem; border-radius: 10px; background: var(--panel); border: 1px solid var(--line); font-size: .86rem; transition: all .4s; }
.doc .s { height: 8px; border-radius: 999px; background: var(--panel-2); overflow: hidden; position: relative; }
.doc .s i { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--cyan); transition: width .6s ease; }
.doc .sc { font: 700 .7rem var(--mono); color: var(--dim); display: block; text-align: right; margin-top: 2px; }
.doc.hit { border-color: var(--green); background: color-mix(in srgb, var(--green) 9%, var(--panel)); }
.doc.hit .s i { background: var(--green); }
.doc.miss { opacity: .5; }
.rag-ans { display: grid; gap: .7rem; }
.rag-ans .bubble { box-shadow: none; font-size: .95rem; }
.rag-ans .bubble.bad { border-color: var(--red); }
.rag-ans .bubble.good { border-color: var(--green); }
.rag-ans .lbl { font: 700 .7rem var(--mono); letter-spacing: .06em; }
.src { display: inline-block; font: 700 .7rem var(--mono); color: var(--green); border: 1px solid var(--green); border-radius: 6px; padding: 0 .35rem; margin-left: .2rem; }
.aug { font: 500 .8rem/1.5 var(--mono); background: var(--panel-2); border: 1px dashed var(--line); border-radius: 10px; padding: .6rem .7rem; white-space: pre-wrap; color: var(--muted); }

/* ---------- kap 13: agenter ---------- */
.agent { display: grid; grid-template-columns: 1fr 1.3fr; gap: 1.2rem; margin-top: 1.2rem; }
@media (max-width: 900px) { .agent { grid-template-columns: 1fr; } }
.loop-svg { width: 100%; max-width: 420px; display: block; margin: 0 auto; }
.loop-svg .lnode circle { fill: var(--panel); stroke: var(--line); stroke-width: 2.5; transition: all .35s; }
.loop-svg .lnode.on circle { stroke: var(--accent); fill: color-mix(in srgb, var(--accent) 18%, var(--panel)); stroke-width: 4; }
.loop-svg .lnode text { text-anchor: middle; fill: var(--text); font-family: var(--sans); pointer-events: none; }
.loop-svg .ring { fill: none; stroke: var(--line); stroke-width: 2; stroke-dasharray: 3 7; }
.loop-svg .spark { fill: var(--accent); filter: drop-shadow(0 0 6px var(--accent)); }
.tools { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .9rem; justify-content: center; }
.tools span { padding: .35rem .65rem; border-radius: 10px; background: var(--panel); border: 1px solid var(--line); font-size: .86rem; transition: all .3s; }
.tools span.on { border-color: var(--green); color: var(--green); box-shadow: 0 0 18px color-mix(in srgb, var(--green) 30%, transparent); transform: scale(1.06); }
.alog { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: .8rem; min-height: 20rem; max-height: 26rem; overflow-y: auto; display: grid; gap: .45rem; align-content: start; }
.alog .row { display: grid; grid-template-columns: 6.2rem 1fr; gap: .6rem; padding: .45rem .6rem; border-radius: 10px; background: var(--panel-2); animation: pop .3s ease both; font-size: .9rem; }
.alog .row .k { font: 800 .7rem var(--mono); letter-spacing: .05em; padding-top: .15rem; }
.alog .row.think .k { color: var(--accent); }
.alog .row.act .k { color: var(--green); }
.alog .row.obs .k { color: var(--cyan); }
.alog .row.human .k { color: var(--orange); }
.alog .row.done .k { color: var(--pink); }
.alog .row.act code { font-size: .82rem; }
.alog .approve { display: flex; gap: .4rem; margin-top: .4rem; }
.mcp { display: grid; grid-template-columns: 1fr auto 1fr; gap: 1rem; align-items: center; margin-top: 1.4rem; }
@media (max-width: 760px) { .mcp { grid-template-columns: 1fr; } }
.mcp-hub { width: 158px; height: 130px; padding: 0 .4rem; border-radius: 28px; background: var(--grad); display: grid; place-items: center; text-align: center; color: #fff; font-weight: 800; margin: 0 auto; box-shadow: var(--glow); }
.mcp-hub small { display: block; font-weight: 500; font-size: .72rem; opacity: .9; }
.mcp-side { display: grid; gap: .4rem; }
.mcp-side span { padding: .45rem .7rem; border-radius: 10px; background: var(--panel); border: 1px solid var(--line); font-size: .88rem; display: flex; align-items: center; gap: .5rem; }
.mcp-side span::after { content: ""; flex: 1; height: 2px; background: repeating-linear-gradient(90deg, var(--accent) 0 6px, transparent 6px 12px); background-size: 24px 2px; animation: wire 1s linear infinite; opacity: .7; }
.mcp-side.left span { flex-direction: row; }
.mcp-side.right span { flex-direction: row-reverse; }
@keyframes wire { to { background-position: 24px 0; } }
.cmp { width: 100%; border-collapse: collapse; margin-top: 1rem; font-size: .92rem; }
.cmp th, .cmp td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.cmp th { font: 700 .72rem var(--mono); color: var(--dim); text-transform: uppercase; letter-spacing: .06em; }
.cmp td:first-child { font-weight: 700; }

/* ---------- kap 14: automation ---------- */
.ladder { display: grid; grid-template-columns: repeat(5, 1fr); gap: .5rem; align-items: end; margin-top: 1.2rem; }
@media (max-width: 900px) { .ladder { grid-template-columns: 1fr; } }
.rung { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: .8rem; cursor: pointer; transition: all .3s; }
.rung:nth-child(1) { min-height: 7rem; } .rung:nth-child(2) { min-height: 8.5rem; } .rung:nth-child(3) { min-height: 10rem; } .rung:nth-child(4) { min-height: 11.5rem; } .rung:nth-child(5) { min-height: 13rem; }
@media (max-width: 900px) { .rung { min-height: 0 !important; } }
.rung .n { font: 800 .72rem var(--mono); color: var(--dim); }
.rung .e { font-size: 1.8rem; display: block; margin: .2rem 0; }
.rung b { display: block; font-size: .95rem; }
.rung small { font-size: .78rem; color: var(--muted); }
.rung.on { border-color: var(--accent); box-shadow: var(--glow); }
.rung-info { margin-top: .8rem; min-height: 3.5rem; }
.scen { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1.4rem; }
.wf { display: flex; align-items: stretch; gap: .4rem; margin-top: 1rem; flex-wrap: wrap; }
.wf .node { flex: 1; min-width: 150px; padding: .8rem; border-radius: 14px; background: var(--panel); border: 1px solid var(--line); position: relative; opacity: 0; transform: translateY(8px); transition: all .45s; }
.wf .node.in { opacity: 1; transform: none; }
.wf .node .k { font: 800 .68rem var(--mono); letter-spacing: .06em; }
.wf .node.trig .k { color: var(--orange); } .wf .node.ai .k { color: var(--accent); } .wf .node.act .k { color: var(--green); } .wf .node.hum .k { color: var(--pink); }
.wf .node.ai { border-color: color-mix(in srgb, var(--accent) 60%, transparent); }
.wf .node b { display: block; margin: .2rem 0; font-size: .95rem; }
.wf .node small { color: var(--muted); font-size: .82rem; }
.wf .arr { align-self: center; color: var(--dim); font-weight: 800; opacity: 0; transition: opacity .4s; }
.wf .arr.in { opacity: 1; }
.time-cmp { display: grid; gap: .5rem; margin-top: 1rem; max-width: 640px; }
.time-cmp .r { display: grid; grid-template-columns: 9rem 1fr 5rem; gap: .6rem; align-items: center; font-size: .9rem; }
.time-cmp .t { height: 18px; border-radius: 6px; background: var(--panel-2); overflow: hidden; }
.time-cmp .t i { display: block; height: 100%; width: 0; transition: width 1.2s cubic-bezier(.3,.8,.3,1); }
.time-cmp .v { font: 700 .85rem var(--mono); }

/* ---------- kap 15: risker ---------- */
.risk { display: grid; grid-template-columns: 1fr 1.1fr; gap: 1.3rem; margin-top: 1.2rem; align-items: start; }
@media (max-width: 900px) { .risk { grid-template-columns: 1fr; } }
.pyr svg { width: 100%; max-width: 480px; display: block; margin: 0 auto; }
.pyr .lvl { cursor: pointer; transition: opacity .3s; }
.pyr .lvl polygon { stroke: var(--bg); stroke-width: 3; transition: filter .3s; }
.pyr .lvl.on polygon { filter: brightness(1.15) drop-shadow(0 0 10px rgba(0,0,0,.3)); }
.pyr .lvl.off { opacity: .45; }
.pyr .lvl text { fill: #fff; font: 800 15px var(--sans); text-anchor: middle; pointer-events: none; }
.rcards { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
@media (max-width: 600px) { .rcards { grid-template-columns: 1fr; } }
.rcard { padding: .75rem .85rem; border-radius: 14px; background: var(--panel); border: 1px solid var(--line); }
.rcard .e { font-size: 1.5rem; }
.rcard b { display: block; margin: .15rem 0; }
.rcard small { color: var(--muted); font-size: .84rem; }
.traffic { display: grid; gap: .5rem; margin-top: 1rem; }
.traffic div { display: grid; grid-template-columns: 1.6rem 1fr; gap: .5rem; padding: .55rem .7rem; border-radius: 10px; background: var(--panel); border: 1px solid var(--line); font-size: .9rem; }

/* ---------- kap 16: ordlista ---------- */
.gl-top { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; margin-top: 1rem; }
.gl-top input { flex: 1; min-width: 200px; font: 500 1rem var(--sans); color: var(--text); background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: .6rem .8rem; }
.gloss { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: .7rem; margin-top: 1rem; }
.gcard { perspective: 900px; height: 9.2rem; cursor: pointer; }
.gcard .in { position: relative; width: 100%; height: 100%; transition: transform .6s; transform-style: preserve-3d; }
.gcard.flip .in { transform: rotateY(180deg); }
.gcard .f, .gcard .b { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; border-radius: 14px; border: 1px solid var(--line); background: var(--panel); padding: .8rem .9rem; display: flex; flex-direction: column; }
.gcard .f { justify-content: center; align-items: center; text-align: center; }
.gcard .f .e { font-size: 2rem; }
.gcard .f b { font-size: 1.12rem; margin-top: .25rem; }
.gcard .f small { color: var(--dim); font-size: .78rem; }
.gcard .b { transform: rotateY(180deg); font-size: .86rem; color: var(--muted); overflow-y: auto; border-color: var(--accent); }
.gcard .b b { color: var(--text); display: block; margin-bottom: .2rem; }
.gcard.hide { display: none; }
.gcard.marked .f { background: color-mix(in srgb, var(--green) 18%, var(--panel)); border-color: var(--green); }
.gcard.marked .f::after { content: "✓"; position: absolute; top: .4rem; right: .6rem; color: var(--green); font-weight: 800; font-size: 1.2rem; }
.bingo-banner { display: none; text-align: center; font: 800 2rem var(--sans); margin-top: 1rem; }
.bingo-banner.show { display: block; animation: pop .5s ease both; }

/* ---------- kap 17: avslut ---------- */
.take { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: .8rem; margin-top: 1.3rem; }
.take .tip { text-align: left; }
.take .tip .num { font: 800 2rem var(--sans); }
/* Egen animation utan box-shadow (den gav en mörk ruta), och radhöjd + utfyllnad så att gradienten täcker nedstapeln i "g". */
.qmark { font-size: clamp(5rem, 16vw, 10rem); font-weight: 900; line-height: 1.25; padding: 0 .1em .12em; margin-top: 1.2rem; text-align: center; animation: qBreathe 4s ease-in-out infinite; }
@keyframes qBreathe { 0%, 100% { transform: scale(1); filter: drop-shadow(0 0 0 transparent); } 50% { transform: scale(1.06); filter: drop-shadow(0 0 28px color-mix(in srgb, var(--accent) 45%, transparent)); } }

/* ---------- presentatörsanteckningar ---------- */
.notes { position: fixed; right: 16px; bottom: 16px; width: min(440px, calc(100vw - 32px)); max-height: 46vh; overflow-y: auto; z-index: 60; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: .8rem 1rem; box-shadow: 0 16px 40px rgba(0,0,0,.35); display: none; font-size: .9rem; }
.notes.show { display: block; }
.notes-head { font: 700 .75rem var(--mono); color: var(--accent); text-transform: uppercase; letter-spacing: .06em; margin-bottom: .4rem; }
.notes ul { margin: 0; padding-left: 1.1rem; color: var(--muted); }
.notes li { margin: .3rem 0; }
.notes b { color: var(--text); }
#motionToast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); opacity: 0; background: var(--panel); border: 1px solid var(--line); border-radius: 999px; padding: .5rem 1rem; font: 600 .85rem var(--sans); z-index: 70; transition: all .3s; pointer-events: none; }
#motionToast.show { opacity: 1; transform: translateX(-50%); }

@media (max-width: 600px) {
  section.chapter { padding: 88px 16px 56px; }
  .np-bar { grid-template-columns: 6rem 1fr 3rem; }
}

/* Kapitel 3, Data: tecken i de pulserande rutorna (widgets.js byter tecken varje pulsvarv). */
.data-cell text { font: 800 9px var(--mono); fill: #04161f; pointer-events: none; }

/* Kapitel 3, Algoritmer: ord som skyfflas till rätt ordning, sedan tänds attention-bågarna. */
.attn-word { font: 700 15px var(--sans); fill: var(--muted); transition: fill .5s; paint-order: stroke; stroke: var(--panel); stroke-width: 4px; stroke-linejoin: round; }
.attn-trail { fill: none; stroke: var(--orange); stroke-width: 2; stroke-linecap: round; opacity: .55; transition: opacity .9s ease; }
.attn-trail.fade { opacity: 0; }
.attn-word.ok { fill: var(--text); }
.attn-arcs { opacity: 0; transition: opacity .9s ease; }
.attn-arcs.on { opacity: 1; }

/* Kapitel 11: grannar med samband och analogier. */
.emb svg .nb-lab { font: 700 11px var(--mono); fill: var(--accent); paint-order: stroke; stroke: var(--panel); stroke-width: 4px; stroke-linejoin: round; }
.nb-row { display: grid; grid-template-columns: 6.5rem 1fr auto; gap: .5rem; align-items: baseline; padding: .25rem 0; font-size: .92rem; }
.an-box { min-height: 3.4rem; }
.an-eq { font-size: 1.25rem; font-weight: 700; margin-bottom: .2rem; }
.emb svg .w text { paint-order: stroke; stroke: var(--panel); stroke-width: 4px; stroke-linejoin: round; }
/* Kapitel 4: neuralt nätverk som lyser upp under träningen (framåt = accent, bakåt = orange). */
.learn-net { margin-top: 1rem; border-top: 1px solid var(--line); padding-top: .9rem; }
#learnNet { width: 100%; height: auto; display: block; }
.ln-e { stroke: var(--line); stroke-width: 1.2; transition: stroke .1s, opacity .1s; }
.ln-e.fw { stroke: var(--accent); stroke-width: 2; filter: drop-shadow(0 0 3px var(--accent)); }
.ln-e.bw { stroke: var(--orange); stroke-width: 2; filter: drop-shadow(0 0 3px var(--orange)); }
.ln-n { fill: var(--panel-2); stroke: var(--dim); stroke-width: 2; transition: fill .1s, stroke .1s; }
.ln-n.fw { fill: var(--accent); stroke: var(--accent); filter: drop-shadow(0 0 6px var(--accent)); }
.ln-n.bw { fill: var(--orange); stroke: var(--orange); filter: drop-shadow(0 0 6px var(--orange)); }
.ln-lab { font: 600 11px var(--mono); fill: var(--dim); letter-spacing: .04em; }
.ln-cap { font: 600 .85rem var(--mono); min-height: 1.4rem; margin-top: .35rem; color: var(--muted); }

/* Kapitel 13: "göra" i accentfärg med ett svagt sken, för att understryka handling. */
.act-word { color: var(--accent); text-shadow: 0 0 18px color-mix(in srgb, var(--accent) 45%, transparent); }

/* Kapitel 13: MCP synkat med agentloopen. Paket ut (anrop, accent) och tillbaka (resultat, grönt). */
.mcp-side span { position: relative; overflow: hidden; transition: border-color .3s, box-shadow .3s, color .3s; }
.mcp-side span.call { border-color: var(--accent); color: var(--text); box-shadow: 0 0 22px color-mix(in srgb, var(--accent) 40%, transparent); }
.mcp-side span.call::after { animation-duration: .35s; opacity: 1; }
.mcp-side span.reply { border-color: var(--green); box-shadow: 0 0 18px color-mix(in srgb, var(--green) 30%, transparent); }
.mcp-side span.reply::after { background: repeating-linear-gradient(90deg, var(--green) 0 6px, transparent 6px 12px); background-size: 24px 2px; }
.mcp-side .pkt { position: absolute; top: 50%; width: 11px; height: 11px; margin-top: -5.5px; border-radius: 50%; opacity: 0; pointer-events: none; }
/* --c = färg, --d = svansens riktning (+1 när paketet rör sig åt vänster, −1 åt höger). */
.mcp-side .pkt.req-l { --c: var(--accent); --d: 1; }
.mcp-side .pkt.res-r { --c: var(--green); --d: 1; }
.mcp-side .pkt.req-r { --c: var(--accent); --d: -1; }
.mcp-side .pkt.res-l { --c: var(--green); --d: -1; }
.mcp-side .pkt[class*="-"] { background: var(--c); box-shadow: 0 0 10px var(--c), calc(var(--d) * 14px) 0 0 -2px color-mix(in srgb, var(--c) 60%, transparent), calc(var(--d) * 28px) 0 0 -3px color-mix(in srgb, var(--c) 35%, transparent); }
.mcp-side .pkt.req-l { animation: pktIn-l .9s ease-in-out forwards; }
.mcp-side .pkt.res-l { animation: pktOut-l .9s ease-in-out forwards; }
.mcp-side .pkt.req-r { animation: pktIn-r .9s ease-in-out forwards; }
.mcp-side .pkt.res-r { animation: pktOut-r .9s ease-in-out forwards; }
/* Vänster sida: navet är till höger. Höger sida: navet är till vänster. */
@keyframes pktIn-l  { 0% { left: 100%; opacity: 0; } 10% { opacity: 1; } 90% { opacity: 1; } 100% { left: 6.5rem; opacity: 0; } }
@keyframes pktOut-l { 0% { left: 6.5rem; opacity: 0; } 10% { opacity: 1; } 90% { opacity: 1; } 100% { left: 100%; opacity: 0; } }
@keyframes pktIn-r  { 0% { left: 0; opacity: 0; } 10% { opacity: 1; } 90% { opacity: 1; } 100% { left: calc(100% - 7rem); opacity: 0; } }
@keyframes pktOut-r { 0% { left: calc(100% - 7rem); opacity: 0; } 10% { opacity: 1; } 90% { opacity: 1; } 100% { left: 0; opacity: 0; } }
.mcp-hub { transition: box-shadow .3s, transform .3s; }
.mcp-hub.busy { animation: hubBusy 1s ease-in-out infinite; }
@keyframes hubBusy { 50% { transform: scale(1.05); box-shadow: 0 0 50px color-mix(in srgb, var(--accent) 60%, transparent); } }
.mcp-msg { text-align: center; font-size: .92rem; min-height: 1.8rem; margin-top: .9rem; }
.mcp-msg code { font-size: .82rem; }
.mcp-msg .k-req { font: 800 .78rem var(--mono); color: var(--accent); }
.mcp-msg .k-res { font: 800 .78rem var(--mono); color: var(--green); }

/* "Förberedd för": liten ruta i övre högra hörnet av startsidan, i den lediga ytan under menyn,
   så att sidan inte blir högre. Loggor är oftast mörka på transparent, så rutan är ljus i båda teman
   om ingen mörk variant finns. På smala skärmar hamnar den överst i flödet i stället. */
.prepared { position: absolute; top: 84px; right: 28px; z-index: 2; display: flex; flex-direction: column; align-items: flex-end; gap: .35rem; }
.prepared .prep-lab { font: 700 .68rem var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dim); }
.prepared .prep-logo { display: flex; align-items: center; justify-content: center; min-height: 54px; padding: .55rem .9rem; border-radius: 14px; background: #fff; border: 1px solid var(--line); box-shadow: 0 6px 24px rgba(0,0,0,.18); }
.prepared .prep-img { display: block; max-height: 42px; max-width: 190px; width: auto; height: auto; }
.prepared.has-dark .prep-logo { background: transparent; box-shadow: none; }
:root[data-theme="light"] .prepared.has-dark .prep-logo { background: #fff; box-shadow: 0 6px 24px rgba(0,0,0,.08); }
.prepared.text-only .prep-logo { background: var(--panel); }
.prepared.no-frame .prep-logo { padding: 0; min-height: 0; background: none; border: none; box-shadow: 0 6px 24px rgba(0,0,0,.25); border-radius: 8px; overflow: hidden; }
.prepared.no-frame .prep-img { max-height: 48px; max-width: 200px; }
.prepared .prep-name { font: 800 1.05rem var(--sans); color: var(--text); white-space: nowrap; }
@media (max-width: 900px) { .prepared { position: static; align-items: center; margin: 0 auto 1.2rem; } #hero { flex-direction: column; } }