/* ============================================================
   TERMI · Riktning 2 · MÖRK TERMODYNAMIK
   Nästan svart duk. Värme är den enda färgen.
   Archivo (Expanded display) + IBM Plex Mono för mätvärden.
   ============================================================ */

:root {
  /* Duk (MÖRKT = default) */
  --bg: #0B0D10;
  --bg-2: #0E1116;
  --panel: #12161D;
  --panel-2: #0D1015;
  --line: #222932;
  --line-soft: #191F27;
  --line-stark: #33404E;

  /* Text */
  --ink: #EDF1F5;
  --body: #A8AFB8;
  --dim: #7C8792;

  /* Termisk ramp (exakt loggans kall→varm) */
  --cold: #1437C8;
  --mag: #B0348C;
  --glow: #E4572E;
  --hot: #FFD9A0;

  /* AA-säkra textvarianter av rampen (mot #0B0D10) */
  --cold-txt: #8FA3FF;
  --mag-txt: #E88BC9;
  --glow-txt: #FF9066;
  --hot-txt: #FFD9A0;

  --fokus: #FFD9A0;
  --ingress-txt: #C4CBD3;
  --glas: rgba(13, 15, 19, .97);
  --skugga-lyft: 0 20px 44px -20px rgba(0, 0, 0, .85);

  --ramp: linear-gradient(90deg, var(--cold), var(--mag) 38%, var(--glow) 70%, var(--hot));
  --ramp-v: linear-gradient(180deg, var(--cold), var(--mag) 38%, var(--glow) 70%, var(--hot));
  --ramp-txt: var(--ramp);

  --font-disp: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --maxw: 1200px;
  --gutter: clamp(20px, 4vw, 48px);
  --radius: 10px;
}

/* DAGSLÄGE: ljus varmgrå botten, samma termiska ramp,
   AA-justerade textvarianter mot ljus grund. */
:root[data-theme="ljus"] {
  --bg: #EFEDE8;
  --bg-2: #E8E5DD;
  --panel: #FFFFFF;
  --panel-2: #F8F6F1;
  --line: #D6D1C6;
  --line-soft: #E1DDD3;
  --line-stark: #BCB5A7;

  --ink: #16181C;
  --body: #3E444C;
  --dim: #5A626C;

  --cold-txt: #1233B0;
  --mag-txt: #8F2464;
  --glow-txt: #B83A16;
  --hot-txt: #7E550C;

  --fokus: #B83A16;
  --ingress-txt: #2E343C;
  --glas: rgba(255, 255, 255, .97);
  --skugga-lyft: 0 20px 44px -22px rgba(28, 28, 30, .28);

  --ramp-txt: linear-gradient(90deg, #1233B0, #99266F 38%, #C24418 70%, #8A5E10);
}

/* Forcerat mörk kontext: scener som behåller mörk duk även i dagsläget
   (solcykeln, hero-explosionsvyn). Re-pinnar alla tokens till mörka värden. */
.tema-mork {
  --bg: #0B0D10;
  --bg-2: #0E1116;
  --panel: #12161D;
  --panel-2: #0D1015;
  --line: #222932;
  --line-soft: #191F27;
  --line-stark: #33404E;
  --ink: #EDF1F5;
  --body: #A8AFB8;
  --dim: #7C8792;
  --cold-txt: #8FA3FF;
  --mag-txt: #E88BC9;
  --glow-txt: #FF9066;
  --hot-txt: #FFD9A0;
  --fokus: #FFD9A0;
  --ingress-txt: #C4CBD3;
  --glas: rgba(13, 15, 19, .97);
  --skugga-lyft: 0 20px 44px -20px rgba(0, 0, 0, .85);
  --ramp-txt: var(--ramp);
}

/* ---------- Reset / bas ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color .45s ease, color .45s ease;
}
@media (prefers-reduced-motion: reduce) { body { transition: none; } }

img, svg { max-width: 100%; height: auto; }
a { color: var(--hot-txt); text-decoration-color: color-mix(in srgb, var(--hot-txt) 40%, transparent); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--hot-txt); }

h1, h2, h3, h4 {
  font-family: var(--font-disp);
  color: var(--ink);
  line-height: 1.08;
  margin: 0 0 .6em;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

p { margin: 0 0 1.1em; max-width: 68ch; }
strong { color: var(--ink); font-weight: 600; }

::selection { background: var(--glow); color: #0B0D10; }

:focus-visible {
  outline: 2px solid var(--fokus);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Kornighet: subtil duk-textur */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.025 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

main { position: relative; z-index: 1; }

.wrap {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Typografi-verktyg ---------- */
.display {
  font-stretch: 125%;
  font-weight: 800;
  letter-spacing: -0.015em;
  text-transform: uppercase;
}

.h-hero {
  font-size: clamp(2.5rem, 6.4vw, 4.9rem);
  line-height: .98;
}

.h-sektion {
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  font-stretch: 118%;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: -0.005em;
}

.h-under {
  font-size: clamp(1.12rem, 2vw, 1.35rem);
  font-weight: 650;
  font-stretch: 110%;
}

.kicker {
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--glow-txt);
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 1.4rem;
}
.kicker::before {
  content: "";
  width: 34px; height: 2px;
  background: var(--ramp);
  flex: none;
}
.kicker--kall { color: var(--cold-txt); }
.kicker--varm { color: var(--hot-txt); }

.mono { font-family: var(--font-mono); }

.ingress {
  font-size: clamp(1.1rem, 1.8vw, 1.3rem);
  line-height: 1.55;
  color: var(--ingress-txt);
  max-width: 56ch;
}

.ramp-text {
  background: var(--ramp-txt);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.ramp-linje {
  height: 2px;
  border: 0;
  margin: 0;
  background: var(--ramp);
  opacity: .9;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.nav::after {
  content: "";
  display: block;
  height: 2px;
  background: var(--ramp);
  opacity: .85;
}
.nav-inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 12px var(--gutter);
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-logga {
  display: inline-flex;
  align-items: center;
  background: #F5EFE2;               /* cremeplatta: loggans hemmiljö */
  border-radius: 6px;
  padding: 5px 12px;
  line-height: 0;
  transition: transform .25s ease, box-shadow .25s ease;
}
.nav-logga:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px -6px rgba(228, 87, 46, .45);
}
.nav-logga img { height: 24px; width: auto; display: block; }
.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--body);
  padding: 8px 14px;
  border-radius: 6px;
  transition: color .2s ease, background .2s ease;
}
.nav-links a:hover { color: var(--ink); background: var(--panel); }
.nav-links a[aria-current="page"] {
  color: var(--hot-txt);
  position: relative;
}
.nav-links a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 3px;
  height: 2px;
  background: var(--ramp);
}
.nav-cta {
  border: 1px solid var(--line);
  color: var(--ink) !important;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
}
.nav-cta:hover {
  border-color: var(--glow);
  background: linear-gradient(180deg, var(--panel), var(--panel-2)) !important;
}

@media (max-width: 720px) {
  .nav-inner { gap: 12px; padding-block: 10px; }
  .nav-links { gap: 2px; }
  .nav-links a { padding: 7px 9px; letter-spacing: .08em; font-size: .74rem; }
  .nav-logga img { height: 20px; }
}
@media (max-width: 460px) {
  .nav-inner { gap: 8px; padding-inline: 12px; }
  .nav-links { gap: 0; }
  .nav-links a { padding: 7px 5px; letter-spacing: .02em; font-size: .68rem; }
  .nav-logga { padding: 4px 8px; }
  .nav-logga img { height: 18px; }
  .nav-cta { padding-inline: 7px !important; }
}

/* ---------- Sektioner ---------- */
.sektion { padding-block: clamp(72px, 11vw, 140px); position: relative; }
.sektion--linje { border-top: 1px solid var(--line-soft); }
.sektion--panel { background: linear-gradient(180deg, var(--bg-2), var(--bg)); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 120px;
  padding-bottom: 60px;
  position: relative;
  overflow: clip;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(58% 46% at 82% 4%, rgba(20, 55, 200, .17), transparent 68%),
    radial-gradient(50% 40% at 86% 12%, rgba(228, 87, 46, .10), transparent 70%),
    radial-gradient(46% 38% at 8% 96%, rgba(228, 87, 46, .12), transparent 70%);
}
:root[data-theme="ljus"] .hero-bg {
  background:
    radial-gradient(60% 48% at 82% 4%, rgba(148, 190, 235, .55), transparent 70%),
    radial-gradient(50% 40% at 86% 12%, rgba(228, 140, 60, .28), transparent 70%),
    radial-gradient(46% 38% at 8% 96%, rgba(228, 87, 46, .10), transparent 70%);
}
.hero-inner { position: relative; z-index: 2; width: 100%; }
.hero-text { max-width: 660px; }
.hero-spec { position: relative; z-index: 2; width: 100%; margin-top: clamp(36px, 6vh, 80px); }

/* Hero-scen: villa + kommersiell fastighet, sol + strålar, värme som osar bort.
   Förankrad i FÖRSTA vyhöjden så marklinjen ligger strax ovanför spec-korten. */
.hero-scen {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: min(100svh, 100%);
  z-index: 0;
  pointer-events: none;
}
.hero-scen svg {
  position: absolute;
  right: 0;
  bottom: clamp(84px, 11vh, 130px);
  width: min(100%, 1020px);
  height: auto;
  display: block;
}
/* Scrim: läsbarhet för textkolumnen där scenen går in under den */
.hero-scen::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, var(--bg) 4%, color-mix(in srgb, var(--bg) 62%, transparent) 36%, transparent 64%),
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 55%, transparent), transparent 30%);
}
.hero-caption {
  position: absolute;
  z-index: 2;
  right: var(--gutter);
  top: calc(100svh - clamp(126px, 16vh, 176px));
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--dim);
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-caption::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--ramp);
  flex: none;
}

/* Scenens rörelse: strålpuls, värmeslingor, stigande kW-etiketter */
.hs-stralar { opacity: .34; }
:root[data-theme="ljus"] .hs-stralar { stroke: #D97B25; opacity: .5; }
:root[data-theme="ljus"] .hs-sol { filter: saturate(1.25) brightness(1.05); }
:root[data-theme="ljus"] .hs-mark { fill: #DAD4C7; }
:root[data-theme="ljus"] .hs-marklinje { stroke: #BCB5A7; }
:root[data-theme="ljus"] .hs-markstreck { stroke: #C9C3B6; }
@media (prefers-reduced-motion: no-preference) {
  .hs-stralar { animation: kf-stralar 5.5s ease-in-out infinite alternate; }
}
@keyframes kf-stralar {
  from { opacity: .22; }
  to   { opacity: .48; }
}

.varmeslinga { opacity: 0; will-change: transform, opacity; }
@media (prefers-reduced-motion: no-preference) {
  .varmeslinga {
    animation: kf-slinga var(--sl-d, 6.5s) ease-in-out infinite;
    animation-delay: var(--sl-delay, 0s);
  }
}
@keyframes kf-slinga {
  0%   { transform: translateY(10px); opacity: 0; }
  22%  { opacity: .75; }
  62%  { opacity: .45; }
  100% { transform: translateY(-42px); opacity: 0; }
}

.kw { opacity: 0; will-change: transform, opacity; }
.kw text {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .04em;
  fill: currentColor;
}
.kw--glod { color: #FF9066; }
.kw--het  { color: #FFD9A0; }
.kw--mag  { color: #E88BC9; }
:root[data-theme="ljus"] .kw--glod { color: #B83A16; }
:root[data-theme="ljus"] .kw--het  { color: #96660E; }
:root[data-theme="ljus"] .kw--mag  { color: #8F2464; }
@media (prefers-reduced-motion: no-preference) {
  .kw {
    animation: kf-kw var(--kw-d, 5.5s) linear infinite;
    animation-delay: var(--kw-delay, 0s);
  }
}
@keyframes kf-kw {
  0%   { transform: translateY(0); opacity: 0; }
  12%  { opacity: .95; }
  68%  { opacity: .5; }
  100% { transform: translateY(-96px); opacity: 0; }
}
/* Reducerad rörelse: statisk scen utan stigande kW */
@media (prefers-reduced-motion: reduce) {
  .kw { display: none; }
  .varmeslinga { opacity: .45; }
  .hs-stralar { opacity: .34; }
}

@media (max-width: 900px) {
  /* Scenen läggs i flödet mellan text och spec-korten */
  .hero-scen { position: static; height: auto; margin-top: 30px; }
  .hero-scen svg { position: static; width: 100%; }
  .hero-scen::after { display: none; }
  .hero-caption {
    position: static;
    align-self: flex-end;
    padding-inline: var(--gutter);
    margin-top: 12px;
  }
  .hero-spec { margin-top: clamp(26px, 4vh, 44px); }
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--dim);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-bottom: 1.6rem;
}
.hero-eyebrow .het { color: var(--glow-txt); }

.hero-story {
  margin-top: 1.6rem;
  font-size: clamp(1.05rem, 1.7vw, 1.25rem);
  color: var(--ingress-txt);
  max-width: 54ch;
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 2rem; }

.knapp {
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  color: #0B0D10;
  background: var(--hot);
  padding: 14px 26px;
  border-radius: 7px;
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform .22s ease, box-shadow .22s ease, background .22s ease;
}
.knapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -8px rgba(255, 217, 160, .4);
  background: #FFE4BC;
}
.knapp--kontur {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.knapp--kontur:hover {
  background: var(--panel);
  border-color: var(--glow);
  box-shadow: 0 10px 30px -12px rgba(228, 87, 46, .5);
}

/* ---------- Spec-callout (mätvärde + villkor: designelementet) ---------- */
.spec {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  padding: 20px 22px 18px;
  position: relative;
  overflow: hidden;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.spec::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--ramp);
  opacity: .8;
}
.spec:hover {
  border-color: var(--line-stark);
  transform: translateY(-3px);
  box-shadow: var(--skugga-lyft);
}
.spec-etikett {
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
.spec-etikett .inst { color: var(--cold-txt); }
.spec-varde {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 600;
  color: var(--hot-txt);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.spec-varde small {
  font-size: .55em;
  font-weight: 500;
  color: var(--body);
  letter-spacing: 0;
}
.spec-villkor {
  font-family: var(--font-mono);
  font-size: .74rem;
  line-height: 1.55;
  color: var(--dim);
  margin-top: 10px;
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}
.spec-villkor b { color: var(--body); font-weight: 500; }

.spec-rad {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(36px, 5vw, 56px);
}
@media (min-width: 900px) {
  .spec-rad { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- Marginal-fotnoter ---------- */
.med-fotnoter {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  gap: clamp(32px, 4vw, 64px);
  align-items: start;
}
@media (max-width: 940px) { .med-fotnoter { grid-template-columns: 1fr; } }

.fotnoter {
  position: sticky;
  top: 110px;
  display: grid;
  gap: 18px;
}
@media (max-width: 940px) {
  .fotnoter { position: static; border-top: 1px dashed var(--line); padding-top: 22px; }
}
.fotnot {
  font-family: var(--font-mono);
  font-size: .73rem;
  line-height: 1.6;
  color: var(--dim);
  padding-left: 30px;
  position: relative;
}
.fotnot b { color: var(--body); font-weight: 500; }
.fotnot-nr {
  position: absolute;
  left: 0; top: 1px;
  width: 20px; height: 20px;
  border: 1px solid var(--glow);
  color: var(--glow-txt);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .64rem;
  font-weight: 600;
}
sup.fnref { font-family: var(--font-mono); font-size: .68em; }
sup.fnref a {
  color: var(--glow-txt);
  text-decoration: none;
  border: 1px solid color-mix(in srgb, var(--glow) 55%, transparent);
  border-radius: 4px;
  padding: 0 5px;
  transition: background .2s ease, color .2s ease;
}
sup.fnref a:hover { background: var(--glow); color: #0B0D10; }

/* ============================================================
   SOLCYKELN: dag → natt. Signaturscenen.
   ============================================================ */
.solcykel {
  position: relative;
  height: 420vh;
  view-timeline: --solcykel block;   /* används av scroll-driven-grenen */
}
.solcykel-sticky {
  position: sticky;
  top: 0;
  height: 100svh;
  overflow: clip;
  display: grid;
}

/* Himmel: lager som korsbleknar (dag → skymning → natt) + stjärnor.
   Temamedvetet: i mörkt tema är dag-lagret en mörk kvällshimmel (scenens
   grundkänsla), i dagsläget börjar himlen ljus och mörknar via skym-lagret. */
.himmel, .himmel-skym, .himmel-natt, .stjarnor {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.himmel {
  background:
    radial-gradient(75% 62% at 50% 108%, rgba(255, 217, 160, .28), transparent 62%),
    radial-gradient(90% 80% at 50% 115%, rgba(228, 87, 46, .20), transparent 70%),
    linear-gradient(180deg, #0E1930 0%, #14264E 44%, #2C2C5C 74%, #1B1526 100%);
}
:root[data-theme="ljus"] .himmel {
  background:
    radial-gradient(75% 62% at 50% 108%, rgba(255, 217, 160, .5), transparent 62%),
    radial-gradient(90% 80% at 50% 115%, rgba(228, 140, 60, .22), transparent 70%),
    linear-gradient(180deg, #C9DEF0 0%, #DFECF7 46%, #EEEAE0 78%, #E8D9C2 100%);
}
/* Skymningslagret används i dagsläget: ljusblå → mörkblå innan natten tar över */
.himmel-skym {
  opacity: 0;
  background:
    radial-gradient(80% 66% at 50% 112%, rgba(176, 52, 140, .18), transparent 66%),
    linear-gradient(180deg, #1B3160 0%, #14264E 52%, #241E44 100%);
}
.himmel-natt {
  background:
    radial-gradient(70% 55% at 50% 112%, rgba(20, 55, 200, .16), transparent 65%),
    linear-gradient(180deg, #05070C 0%, #090D16 55%, #0C1019 100%);
  opacity: 0;
}
.stjarnor {
  opacity: 0;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 18%, #EDF1F5 55%, transparent 60%),
    radial-gradient(1px 1px at 26% 8%, #C4CBD3 55%, transparent 60%),
    radial-gradient(1.2px 1.2px at 38% 26%, #EDF1F5 55%, transparent 60%),
    radial-gradient(1px 1px at 55% 12%, #A8AFB8 55%, transparent 60%),
    radial-gradient(1.6px 1.6px at 67% 22%, #EDF1F5 55%, transparent 60%),
    radial-gradient(1px 1px at 79% 9%, #C4CBD3 55%, transparent 60%),
    radial-gradient(1.3px 1.3px at 88% 30%, #EDF1F5 55%, transparent 60%),
    radial-gradient(1px 1px at 45% 34%, #A8AFB8 55%, transparent 60%),
    radial-gradient(1.2px 1.2px at 6% 38%, #C4CBD3 55%, transparent 60%),
    radial-gradient(1px 1px at 94% 16%, #EDF1F5 55%, transparent 60%);
}

/* Solen: arm som roterar kring horisontens mittpunkt.
   Solen sitter i armens topp (0, -radie); rotation -108° → +148°
   ger uppgång vänster, middag i zenit, nedgång och natt under horisonten. */
.sol-arm {
  --solradie: clamp(170px, 36vmin, 360px);
  position: absolute;
  left: 50%;
  bottom: 34%;
  width: 0; height: 0;
  transform: rotate(-108deg);
  z-index: 1;
}
.sol {
  position: absolute;
  left: 0;
  top: calc(-1 * var(--solradie));
  width: clamp(46px, 7vmin, 72px);
  height: clamp(46px, 7vmin, 72px);
  margin: calc(-.5 * clamp(46px, 7vmin, 72px));
  border-radius: 50%;
  background: radial-gradient(circle at 38% 34%, #FFF4DF, var(--hot) 52%, var(--glow) 100%);
  box-shadow:
    0 0 34px 10px rgba(255, 217, 160, .5),
    0 0 110px 44px rgba(228, 87, 46, .32);
}

/* Scen-SVG (takprofil, lager, borrhål) */
.scen {
  position: absolute;
  inset: auto 0 0 0;
  height: 76%;
  width: 100%;
  z-index: 2;
}
.scen svg { width: 100%; height: 100%; display: block; }

/* Glödande delar i scenen (basvärden; animeras av dygnet) */
.tak-band { transition: none; }
.lager-glod { opacity: .12; }
.pv-gnista { opacity: .9; }
.husglod { opacity: 0; }
.tank-fyll { opacity: .12; }
.borr-varm { opacity: .06; }
.flode-dag { opacity: 0; }
.flode-natt { opacity: 0; }

/* Flödespulser: rinnande dash-glöd längs rören (tidsdrivna, ej scroll) */
.flode-puls {
  fill: none;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 10 22;
}
@media (prefers-reduced-motion: no-preference) {
  .fp-ned { animation: kf-flyt-ned 1.4s linear infinite; }
  .fp-upp { animation: kf-flyt-upp 1.4s linear infinite; }
}
@keyframes kf-flyt-ned { to { stroke-dashoffset: -32; } }
@keyframes kf-flyt-upp { to { stroke-dashoffset: 32; } }

/* Avläsningsblock: instrumentpanel — pinnad mörk glasyta i BÅDA teman,
   så kontrasten är självbärande genom hela dygnsförloppet. */
.avlasning {
  --line: #222932;
  --line-soft: #191F27;
  --ink: #EDF1F5;
  --body: #A8AFB8;
  --dim: #8B96A1;
  --cold-txt: #8FA3FF;
  --glow-txt: #FF9066;
  --hot: #FFD9A0;
  position: absolute;
  z-index: 3;
  top: clamp(86px, 12vh, 130px);
  right: var(--gutter);
  width: min(360px, calc(100vw - 2 * var(--gutter)));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, #0B0D10 78%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-family: var(--font-mono);
  overflow: hidden;
}
.avlasning::before {
  content: "";
  display: block;
  height: 2px;
  background: var(--ramp);
}
.avlasning-huvud {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line-soft);
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--dim);
}
.avlasning-fas {
  color: var(--hot);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.avlasning-fas::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--hot);
  box-shadow: 0 0 10px 2px rgba(255, 217, 160, .55);
  animation: puls 2.4s ease-in-out infinite;
}
@keyframes puls {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}
.avlasning-rader { padding: 8px 0; }
.avlasning-rad {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 7px 16px;
  font-size: .78rem;
}
.avlasning-rad dt { color: var(--dim); font-weight: 400; margin: 0; }
.avlasning-rad dd { color: var(--ink); font-weight: 500; margin: 0; text-align: right; white-space: nowrap; }
.avlasning-rad dd.av { color: var(--dim); }
.avlasning-rad dd.el { color: var(--cold-txt); }
.avlasning-rad dd.varme { color: var(--glow-txt); }
.avlasning-rad dd.lager-v { color: var(--hot); }
.avlasning-fot {
  font-size: .64rem;
  line-height: 1.55;
  color: var(--dim);
  padding: 10px 16px 12px;
  border-top: 1px dashed var(--line-soft);
}

.solcykel-rubrik {
  position: absolute;
  z-index: 3;
  left: var(--gutter);
  top: clamp(86px, 12vh, 130px);
  max-width: min(430px, 44vw);
}
.solcykel-rubrik .kicker { margin-bottom: .9rem; }
.solcykel-rubrik h2 { font-size: clamp(1.5rem, 3vw, 2.3rem); }
.solcykel-rubrik p { font-size: .95rem; color: var(--body); max-width: 40ch; }

.scrolla-vink {
  position: absolute;
  z-index: 3;
  bottom: 18px;
  left: var(--gutter);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--dim);
}

@media (max-width: 860px) {
  .solcykel-rubrik { max-width: calc(100vw - 2 * var(--gutter)); position: absolute; }
  .avlasning {
    top: auto;
    bottom: 46px;
    right: var(--gutter);
    left: var(--gutter);
    width: auto;
  }
  .avlasning-fot { display: none; }
  .sol-arm { bottom: 42%; }
  .scen { height: 62%; }
}

/* --- Solcykelns keyframes (delas av båda grenarna) ---
   Faser: gryning ~8 %, dag till 55 %, skymning till 68 %, sedan natt. */
@keyframes kf-solbana {
  0%   { transform: rotate(-108deg); }
  8%   { transform: rotate(-72deg); }
  55%  { transform: rotate(62deg); }
  68%  { transform: rotate(96deg); }
  100% { transform: rotate(148deg); }
}
@keyframes kf-solfarg {
  0%   { filter: brightness(.85) saturate(1.15) hue-rotate(-8deg); }
  38%  { filter: brightness(1.05) saturate(.9); }
  58%  { filter: brightness(.95) saturate(1.3) hue-rotate(-14deg); }
  70%, 100% { filter: brightness(.7) saturate(1.3) hue-rotate(-18deg); }
}
@keyframes kf-natt {
  0%, 52% { opacity: 0; }
  68%, 100% { opacity: 1; }
}
@keyframes kf-stjarnor {
  0%, 58% { opacity: 0; }
  78%, 100% { opacity: .9; }
}
@keyframes kf-takband {
  0%   { opacity: .35; }
  35%  { opacity: 1; }
  60%  { opacity: .55; }
  75%, 100% { opacity: .18; }
}
@keyframes kf-lagerglod {
  0%, 45% { opacity: .12; }
  70%, 100% { opacity: 1; }
}
@keyframes kf-pvgnista {
  0% { opacity: .5; }
  38% { opacity: 1; }
  62%, 100% { opacity: 0; }
}
/* Kedjan TAK → ACKTANK → BORRHÅL */
@keyframes kf-flode-dag {
  0%, 4% { opacity: 0; }
  12%, 52% { opacity: 1; }
  62%, 100% { opacity: 0; }
}
@keyframes kf-flode-natt {
  0%, 62% { opacity: 0; }
  74%, 100% { opacity: 1; }
}
@keyframes kf-tankfyll {
  0% { opacity: .12; }
  55% { opacity: .75; }
  72%, 100% { opacity: 1; }
}
@keyframes kf-borrvarm {
  0% { opacity: .06; }
  55% { opacity: .5; }
  75%, 100% { opacity: 1; }
}
@keyframes kf-husglod {
  0%, 58% { opacity: 0; }
  74%, 100% { opacity: 1; }
}

/* --- Temaresa i DAGSLÄGET: himlen ljus → mörkblå (skym) → natt.
   Texten skiftar mörk → vit vid ~50 % av förloppet: där är himlens
   mellanblå (~#687A96) sådan att BÅDA textfärgerna klarar AA (≥4,5:1),
   så skiftet tappar aldrig kontrast. Etiketten på himlen följer med. --- */
@keyframes kf-skym {
  0%, 46% { opacity: 0; }
  58%, 100% { opacity: 1; }
}
@keyframes kf-cykel-ink  { 0%, 51% { color: #10141A; } 54.5%, 100% { color: #EDF1F5; } }
@keyframes kf-cykel-body { 0%, 51% { color: #262C34; } 54.5%, 100% { color: #C9D0D8; } }
@keyframes kf-cykel-kick { 0%, 51% { color: #7E550C; } 54.5%, 100% { color: #FFD9A0; } }
@keyframes kf-cykel-dim  { 0%, 51% { color: #444C56; } 54.5%, 100% { color: #A8AFB8; } }
@keyframes kf-cykel-fill { 0%, 51% { fill: #444C56; } 54.5%, 100% { fill: #7C8792; } }

/* Gren A: CSS scroll-driven animations (Chrome/Edge/Safari 26+) */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    html.har-stl .sol-arm {
      animation: kf-solbana linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .sol {
      animation: kf-solfarg linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .himmel-natt {
      animation: kf-natt linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .stjarnor {
      animation: kf-stjarnor linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .tak-band {
      animation: kf-takband linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .lager-glod {
      animation: kf-lagerglod linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .pv-gnista {
      animation: kf-pvgnista linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .flode-dag {
      animation: kf-flode-dag linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .flode-natt {
      animation: kf-flode-natt linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .tank-fyll {
      animation: kf-tankfyll linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .borr-varm {
      animation: kf-borrvarm linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl .husglod {
      animation: kf-husglod linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    /* Dagsläget: himmel- och textramper (temaberoende keyframes) */
    html.har-stl[data-theme="ljus"] .himmel-skym {
      animation: kf-skym linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl[data-theme="ljus"] .solcykel-rubrik h2 {
      animation: kf-cykel-ink linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl[data-theme="ljus"] .solcykel-rubrik p {
      animation: kf-cykel-body linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl[data-theme="ljus"] .solcykel-rubrik .kicker--varm {
      animation: kf-cykel-kick linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl[data-theme="ljus"] .scrolla-vink {
      animation: kf-cykel-dim linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
    html.har-stl[data-theme="ljus"] .scen-et-tak {
      animation: kf-cykel-fill linear both;
      animation-timeline: --solcykel;
      animation-range: contain 0% contain 100%;
    }
  }
}

/* Gren B (fallback, t.ex. Firefox): samma keyframes, pausade,
   drivna av --p (0..1) som app.js sätter via scroll + IntersectionObserver. */
@media (prefers-reduced-motion: no-preference) {
  html.utan-stl .sol-arm,
  html.utan-stl .sol,
  html.utan-stl .himmel-natt,
  html.utan-stl .stjarnor,
  html.utan-stl .tak-band,
  html.utan-stl .lager-glod,
  html.utan-stl .pv-gnista,
  html.utan-stl .flode-dag,
  html.utan-stl .flode-natt,
  html.utan-stl .tank-fyll,
  html.utan-stl .borr-varm,
  html.utan-stl .husglod {
    animation-duration: 1s;
    animation-timing-function: linear;
    animation-fill-mode: both;
    animation-play-state: paused;
    animation-delay: calc(var(--p, 0) * -1s);
  }
  html.utan-stl .sol-arm { animation-name: kf-solbana; }
  html.utan-stl .sol { animation-name: kf-solfarg; }
  html.utan-stl .himmel-natt { animation-name: kf-natt; }
  html.utan-stl .stjarnor { animation-name: kf-stjarnor; }
  html.utan-stl .tak-band { animation-name: kf-takband; }
  html.utan-stl .lager-glod { animation-name: kf-lagerglod; }
  html.utan-stl .pv-gnista { animation-name: kf-pvgnista; }
  html.utan-stl .flode-dag { animation-name: kf-flode-dag; }
  html.utan-stl .flode-natt { animation-name: kf-flode-natt; }
  html.utan-stl .tank-fyll { animation-name: kf-tankfyll; }
  html.utan-stl .borr-varm { animation-name: kf-borrvarm; }
  html.utan-stl .husglod { animation-name: kf-husglod; }

  /* Dagsläget i fallback-grenen: samma temaramper, pausade och --p-drivna */
  html.utan-stl[data-theme="ljus"] .himmel-skym,
  html.utan-stl[data-theme="ljus"] .solcykel-rubrik h2,
  html.utan-stl[data-theme="ljus"] .solcykel-rubrik p,
  html.utan-stl[data-theme="ljus"] .solcykel-rubrik .kicker--varm,
  html.utan-stl[data-theme="ljus"] .scrolla-vink,
  html.utan-stl[data-theme="ljus"] .scen-et-tak {
    animation-duration: 1s;
    animation-timing-function: linear;
    animation-fill-mode: both;
    animation-play-state: paused;
    animation-delay: calc(var(--p, 0) * -1s);
  }
  html.utan-stl[data-theme="ljus"] .himmel-skym { animation-name: kf-skym; }
  html.utan-stl[data-theme="ljus"] .solcykel-rubrik h2 { animation-name: kf-cykel-ink; }
  html.utan-stl[data-theme="ljus"] .solcykel-rubrik p { animation-name: kf-cykel-body; }
  html.utan-stl[data-theme="ljus"] .solcykel-rubrik .kicker--varm { animation-name: kf-cykel-kick; }
  html.utan-stl[data-theme="ljus"] .scrolla-vink { animation-name: kf-cykel-dim; }
  html.utan-stl[data-theme="ljus"] .scen-et-tak { animation-name: kf-cykel-fill; }
}

/* Reducerad rörelse: statisk nattscen (poängen: natten använder lagrad värme) */
@media (prefers-reduced-motion: reduce) {
  .solcykel { height: auto; }
  .solcykel-sticky { position: relative; height: 100svh; min-height: 640px; }
  .himmel-natt, .stjarnor { opacity: 1; }
  .sol-arm { transform: rotate(148deg); }
  .lager-glod { opacity: 1; }
  .tak-band { opacity: .18; }
  .pv-gnista { opacity: 0; }
  /* Statisk nattscen med hela kedjan synlig: tank + borrhål glöder, huset lyser, nattflödet står stilla men syns */
  .flode-dag { opacity: 0; }
  .flode-natt { opacity: 1; }
  .flode-puls { animation: none; }
  .tank-fyll, .borr-varm, .husglod { opacity: 1; }
  .avlasning-fas::before { animation: none; }
  .scrolla-vink { display: none; }

  /* Dagsläget statiskt: skymning med vit text (natt i mörkt tema ovan) */
  :root[data-theme="ljus"] .himmel-skym { opacity: 1; }
  :root[data-theme="ljus"] .himmel-natt { opacity: .55; }
  :root[data-theme="ljus"] .stjarnor { opacity: .6; }
  :root[data-theme="ljus"] .solcykel-rubrik h2 { color: #EDF1F5; }
  :root[data-theme="ljus"] .solcykel-rubrik p { color: #C9D0D8; }
  :root[data-theme="ljus"] .solcykel-rubrik .kicker--varm { color: #FFD9A0; }
  :root[data-theme="ljus"] .scen-et-tak { fill: #7C8792; }
}

/* ============================================================
   Reveal (staggered)
   Gren A: scroll-driven view(). Gren B: IntersectionObserver + .syns
   ============================================================ */
.rvl { --rvl-d: 0ms; }

@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    html.har-stl .rvl {
      animation: kf-rvl .8s cubic-bezier(.2, .7, .2, 1) both;
      animation-timeline: view();
      animation-range: entry 4% entry 38%;
    }
  }
}
@keyframes kf-rvl {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: no-preference) {
  html.utan-stl .rvl {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity .8s cubic-bezier(.2, .7, .2, 1) var(--rvl-d),
                transform .8s cubic-bezier(.2, .7, .2, 1) var(--rvl-d);
  }
  html.utan-stl .rvl.syns { opacity: 1; transform: none; }
}

/* Load-reveal i hero (staggered) */
@media (prefers-reduced-motion: no-preference) {
  html.js .ladda { opacity: 0; transform: translateY(22px); }
  html.js .ladda.igang {
    animation: kf-rvl .9s cubic-bezier(.2, .7, .2, 1) both;
    animation-delay: var(--ladda-d, 0ms);
  }
}

/* ============================================================
   Hur det fungerar: stegen
   ============================================================ */
.steg-lista {
  display: grid;
  gap: 14px;
  margin-top: clamp(30px, 4vw, 48px);
  counter-reset: steg;
}
.steg {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  padding: clamp(20px, 3vw, 30px);
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  transition: border-color .25s ease, transform .25s ease;
}
.steg:hover { border-color: var(--line-stark); transform: translateX(4px); }
.steg-nr {
  font-family: var(--font-mono);
  font-size: 1.9rem;
  font-weight: 600;
  line-height: 1;
  padding-top: 4px;
  background: var(--ramp-v);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.steg h3 { font-size: 1.15rem; font-stretch: 112%; margin-bottom: .4em; }
.steg p { margin-bottom: 0; font-size: .98rem; }
.steg .villkor {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--dim);
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}
@media (max-width: 640px) {
  .steg { grid-template-columns: 1fr; gap: 8px; }
}

/* ---------- Kort-rutnät (applikationer, case) ---------- */
.kort-rutnat {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
  margin-top: clamp(30px, 4vw, 48px);
}
.kort {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.kort::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--ramp);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s cubic-bezier(.2, .7, .2, 1);
}
.kort:hover { border-color: var(--line-stark); transform: translateY(-4px); box-shadow: var(--skugga-lyft); }
.kort:hover::after { transform: scaleX(1); }
.kort h3 { font-size: 1.05rem; font-stretch: 112%; }
.kort p { font-size: .92rem; margin-bottom: 0; }
.kort-tagg {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--glow-txt);
  display: block;
  margin-bottom: 12px;
}

/* ---------- Team / proveniens ---------- */
.prov-rad {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-top: clamp(30px, 4vw, 44px);
}
.prov {
  border-left: 2px solid var(--line);
  padding: 4px 0 4px 20px;
  transition: border-color .3s ease;
}
.prov:hover { border-image: var(--ramp-v) 1; }
.prov .ar {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--cold-txt);
  display: block;
  margin-bottom: 8px;
  text-transform: uppercase;
}
.prov h3 { font-size: 1rem; font-stretch: 110%; margin-bottom: .35em; }
.prov p { font-size: .88rem; margin: 0; color: var(--dim); }

.team-lista {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 28px;
}
.team-person {
  font-size: .92rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 16px 18px;
  background: var(--panel-2);
}
.team-person b { display: block; color: var(--ink); font-weight: 600; }
.team-person span { color: var(--dim); font-size: .84rem; }

/* ============================================================
   SCOPE: tidslinjen som ritar sig själv
   ============================================================ */
.tidslinje {
  position: relative;
  margin-top: clamp(40px, 5vw, 64px);
  padding-left: clamp(28px, 4vw, 44px);
}
.tidslinje::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--hot), var(--glow) 30%, var(--mag) 62%, var(--cold));
  opacity: .55;
}
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    html.har-stl .tidslinje::before {
      transform-origin: top;
      animation: kf-rita linear both;
      animation-timeline: view();
      animation-range: entry 0% exit 85%;
    }
  }
}
@keyframes kf-rita {
  from { transform: scaleY(0); }
  to   { transform: scaleY(1); }
}

.tl-grupp { margin-bottom: clamp(40px, 5vw, 60px); position: relative; }
.tl-grupp-rubrik {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.tl-grupp-rubrik::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(28px, 4vw, 44px) + 3px);
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2px solid currentColor;
  background: var(--bg);
}
.tl-grupp--klart .tl-grupp-rubrik { color: var(--hot-txt); }
.tl-grupp--klart .tl-grupp-rubrik::before { background: var(--hot); border-color: var(--hot); box-shadow: 0 0 14px 2px rgba(255, 217, 160, .4); }
.tl-grupp--pagar .tl-grupp-rubrik { color: var(--glow-txt); }
.tl-grupp--pagar .tl-grupp-rubrik::before { border-color: var(--glow); background: color-mix(in srgb, var(--glow) 45%, var(--bg)); }
.tl-grupp--plan .tl-grupp-rubrik { color: var(--cold-txt); }
.tl-grupp--plan .tl-grupp-rubrik::before { border-color: var(--cold-txt); }

.tl-post {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  padding: 20px 22px;
  margin-bottom: 12px;
  position: relative;
  transition: border-color .25s ease, transform .25s ease;
}
.tl-post:hover { border-color: var(--line-stark); transform: translateX(5px); }
.tl-post::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(28px, 4vw, 44px) + 6px);
  top: 28px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--line);
}
.tl-grupp--klart .tl-post::before { background: var(--hot); }
.tl-grupp--pagar .tl-post::before { background: var(--glow); }
.tl-grupp--plan .tl-post::before { background: transparent; border: 1.5px solid var(--cold-txt); }

.tl-post h3 {
  font-size: 1.02rem;
  font-stretch: 112%;
  margin-bottom: .3em;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: baseline;
}
.tl-status {
  font-family: var(--font-mono);
  font-size: .64rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 4px;
  border: 1px solid var(--line);
  color: var(--dim);
  white-space: nowrap;
}
.tl-grupp--klart .tl-status { color: #0B0D10; background: var(--hot); border-color: var(--hot); }
.tl-grupp--pagar .tl-status { color: var(--glow-txt); border-color: var(--glow); }
.tl-grupp--plan .tl-status { color: var(--cold-txt); border-color: color-mix(in srgb, var(--cold-txt) 45%, transparent); }
.tl-post p { font-size: .92rem; margin-bottom: 0; }
.tl-darfor {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 8px 20px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}
.tl-darfor div {
  font-family: var(--font-mono);
  font-size: .74rem;
  line-height: 1.6;
  color: var(--dim);
}
.tl-darfor b {
  color: var(--body);
  font-weight: 600;
  display: block;
  font-size: .66rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-bottom: 3px;
}
.tl-darfor .k b { color: var(--hot); }

/* ============================================================
   EFFEKT: case-block
   ============================================================ */
.case {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  padding: clamp(24px, 4vw, 40px);
  margin-top: 20px;
  position: relative;
  overflow: hidden;
}
.case::before {
  content: "";
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: 3px;
  background: var(--ramp-v);
}
.case-nr {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--glow-txt);
  display: block;
  margin-bottom: 10px;
}
.case h3 { font-size: clamp(1.2rem, 2.2vw, 1.55rem); font-stretch: 115%; }
.case-klimat {
  margin-top: 18px;
  padding: 14px 18px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  font-size: .9rem;
  color: var(--body);
  background: rgba(228, 87, 46, .05);
}
.case-klimat b {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--glow-txt);
  display: block;
  margin-bottom: 6px;
}

/* ---------- Slots (3D, video, kalkylator, röstning) ---------- */
.slot {
  border: 1px dashed #2C3540;
  border-radius: var(--radius);
  position: relative;
}
.slot-tagg {
  position: absolute;
  top: 10px; right: 12px;
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dim);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 3px 8px;
  z-index: 2;
}

/* ============================================================
   UTFORSKA MODELLEN: panel för 3D-modellen (GLB). Dold tills
   app.js bekräftat att GLB:n är nåbar; behåller mörk scen (tema-mork).
   ============================================================ */
.modell-sektion { padding-block: 0 clamp(48px, 7vw, 90px); }
.modell-sektion[hidden] { display: none; }
.modell-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(70% 60% at 30% 20%, rgba(20, 55, 200, .10), transparent 70%),
    radial-gradient(60% 50% at 70% 85%, rgba(228, 87, 46, .08), transparent 70%),
    linear-gradient(180deg, var(--panel-2), var(--bg-2));
  padding: clamp(18px, 3vw, 30px);
  position: relative;
  overflow: hidden;
}
.modell-panel::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--ramp);
  opacity: .8;
}
.modell-huvud {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 20px;
  margin-bottom: 12px;
}
.modell-huvud .kicker { margin: 0; }
.modell-not {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 0;
}
.modell-mount { min-height: 420px; display: grid; }
.modell-mount model-viewer { width: 100%; min-height: 420px; }

/* Kalkylator-slot */
.kalkylator-slot {
  margin-top: clamp(30px, 4vw, 48px);
  padding: clamp(28px, 5vw, 48px);
  text-align: center;
  background: linear-gradient(180deg, var(--panel-2), var(--bg-2));
}
.kalkylator-slot h3 { font-stretch: 115%; }
.kalkylator-slot p { margin-inline: auto; }

/* ---------- Formulär ---------- */
.form-sektion {
  background:
    radial-gradient(60% 90% at 50% 120%, rgba(228, 87, 46, .1), transparent 70%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
}
.intresse-form {
  margin-top: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 720px;
}
.intresse-form[hidden] { display: none; }
.intresse-form .falt-brett { grid-column: 1 / -1; }
.intresse-form label {
  display: block;
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--body);
  margin-bottom: 8px;
}
.intresse-form input,
.intresse-form select,
.intresse-form textarea {
  width: 100%;
  font-family: var(--font-mono);
  font-size: .92rem;
  color: var(--ink);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 13px 15px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.intresse-form input::placeholder,
.intresse-form textarea::placeholder { color: #5B646E; }
.intresse-form input:focus,
.intresse-form select:focus,
.intresse-form textarea:focus {
  outline: none;
  border-color: var(--glow);
  box-shadow: 0 0 0 3px rgba(228, 87, 46, .22);
}
.intresse-form select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23A8AFB8' stroke-width='1.6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
}
.intresse-form textarea { min-height: 130px; resize: vertical; }
.form-tack {
  border: 1px solid var(--glow);
  border-radius: var(--radius);
  background: rgba(228, 87, 46, .08);
  padding: 28px 30px;
  max-width: 720px;
  margin-top: clamp(28px, 4vw, 44px);
}
.form-tack h3 { color: var(--hot-txt); font-stretch: 115%; }
.form-tack p { margin: 0; }
@media (max-width: 620px) { .intresse-form { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--line-soft);
  padding: 44px 0 40px;
  position: relative;
}
.footer::before {
  content: "";
  position: absolute;
  top: -1px; left: 0; right: 0;
  height: 2px;
  background: var(--ramp);
  opacity: .8;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 24px 40px;
  align-items: center;
  justify-content: space-between;
}
.footer-logga {
  display: inline-flex;
  background: #F5EFE2;
  border-radius: 6px;
  padding: 6px 14px;
  line-height: 0;
}
.footer-logga img { height: 22px; width: auto; }
.footer-rad {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--dim);
  letter-spacing: .04em;
}
.tavlingsbadge {
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--hot-txt);
  border: 1px solid color-mix(in srgb, var(--hot-txt) 45%, transparent);
  border-radius: 6px;
  padding: 9px 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.tavlingsbadge::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--ramp);
}
.rosta-slot a {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

/* ---------- Diverse ---------- */
.tva-kolumner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.stor-siffra {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1;
  color: var(--hot-txt);
  letter-spacing: -0.03em;
}
.stor-siffra small { font-size: .42em; color: var(--body); font-weight: 500; }

.citenot {
  border-left: 2px solid var(--glow);
  padding: 6px 0 6px 22px;
  margin: 1.6em 0;
  color: var(--ingress-txt);
  font-size: 1.02rem;
}
.citenot .vem {
  display: block;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 10px;
}

.skiplank {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--hot);
  color: #0B0D10;
  font-family: var(--font-mono);
  padding: 12px 18px;
  border-radius: 0 0 8px 0;
}
.skiplank:focus { left: 0; }

/* ============================================================
   DAG/NATT-VÄXLING
   Knapp (sol ↔ måne) + soluppgångs-/solnedgångssvep över sidan.
   ============================================================ */
.tema-knapp {
  width: 38px;
  height: 38px;
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  color: var(--hot-txt);
  cursor: pointer;
  padding: 0;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.tema-knapp:hover {
  border-color: var(--glow);
  transform: translateY(-1px) rotate(12deg);
  box-shadow: 0 8px 22px -8px rgba(228, 87, 46, .5);
}
.tema-knapp svg { width: 19px; height: 19px; display: block; overflow: visible; }
.tema-knapp .tk-sol,
.tema-knapp .tk-mane {
  transform-origin: 12px 12px;
  transition: opacity .45s ease, transform .55s cubic-bezier(.2, .7, .2, 1);
}
/* Mörkt läge (default): knappen visar SOLEN (= växla till dag) */
.tema-knapp .tk-mane { opacity: 0; transform: rotate(90deg) scale(.4); }
:root[data-theme="ljus"] .tema-knapp .tk-sol { opacity: 0; transform: rotate(-90deg) scale(.4); }
:root[data-theme="ljus"] .tema-knapp .tk-mane { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .tema-knapp .tk-sol, .tema-knapp .tk-mane { transition: none; }
}
@media (max-width: 720px) {
  .tema-knapp { width: 32px; height: 32px; }
  .tema-knapp svg { width: 16px; height: 16px; }
}

/* Svepet: fixerad overlay; gradientband vandrar nerifrån-upp (→ dag)
   eller uppifrån-ner (→ natt). Temat byts när bandet täcker sidan. */
.tema-svep {
  position: fixed;
  inset: 0;
  z-index: 400;
  pointer-events: none;
  overflow: hidden;
  display: none;
}
.tema-svep.igang { display: block; }
.tema-svep::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 170vh;
  will-change: transform;
}
.tema-svep.till-ljus::before {
  /* Gryning: djupblå front, guldvitt släp som bleknar ut i ljusa temat */
  background: linear-gradient(180deg,
    rgba(5, 7, 12, 0) 0%, #05070C 12%, #10214E 26%, #1437C8 40%,
    #B0348C 58%, #E4572E 74%, #FFD9A0 88%, rgba(255, 233, 200, 0) 100%);
  animation: kf-svep-upp 1.25s cubic-bezier(.45, .05, .25, 1) both;
}
.tema-svep.till-mork::before {
  /* Skymning: guld front nedåt, mörknande släp */
  background: linear-gradient(180deg,
    rgba(5, 7, 12, 0) 0%, #05070C 14%, #10214E 30%, #1437C8 46%,
    #B0348C 62%, #E4572E 78%, #FFD9A0 90%, rgba(255, 233, 200, 0) 100%);
  animation: kf-svep-ned 1.25s cubic-bezier(.45, .05, .25, 1) both;
}
@keyframes kf-svep-upp {
  from { transform: translateY(100vh); }
  to   { transform: translateY(-180vh); }
}
@keyframes kf-svep-ned {
  from { transform: translateY(-180vh); }
  to   { transform: translateY(100vh); }
}

/* Dygnsscenen får ram i dagsläget (den mörknar mot natt oavsett tema) */
:root[data-theme="ljus"] .solcykel-sticky { border-block: 1px solid #C9C3B6; }

/* ============================================================
   T-PV BYGGELEMENT — scroll-pinnad lagerseparation (djupdykning).
   Mönstret porterat från riktning 01:s explosionsvy, i 02:s mörka
   formspråk: rubriker som växlar sida + inforutor på hover/fokus/tap.
   Bas-läget nedan är den STATISKA separerade vyn (mobil, tablet,
   prefers-reduced-motion): all info synlig. Pinnat läge ≥1000 px.
   ============================================================ */
.bygg { position: relative; view-timeline: --bygg block; }

.bygg-sticky { padding-block: clamp(64px, 9vw, 110px) 40px; }

.bygg-huvud { text-align: center; margin-bottom: clamp(28px, 4vw, 44px); }
.bygg-huvud .kicker { justify-content: center; }
.bygg-huvud h2 { margin-bottom: .35em; }
.bygg-sub {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dim);
  max-width: none;
}

.bygg-scen {
  position: relative;
  margin-inline: auto;
  max-width: min(92vw, 560px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.bygg-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
  margin-bottom: 6px;
}
@media (min-width: 620px) and (max-width: 999px) {
  .bygg-scen { max-width: min(92vw, 740px); grid-template-columns: 1fr 1fr; }
  .bygg-svg { grid-column: 1 / -1; }
}

/* Statisk vy: lagren står isär, rubrikkorten flödar under scenen */
.lager { will-change: transform; }
.lager--pv   { transform: translateY(-132px); }
.lager--abs  { transform: translateY(-46px); }
.lager--pir  { transform: translateY(44px); }
.lager--core { transform: translateY(128px); }
.lager-inner { transition: transform .45s cubic-bezier(.2, .7, .2, 1), filter .45s ease, opacity .3s ease; }

.bygg-etikett {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  overflow: hidden;
}
.bygg-knapp {
  display: block;
  width: 100%;
  border: 0;
  background: transparent;
  text-align: inherit;
  cursor: pointer;
  padding: 14px 16px 10px;
  color: var(--ink);
  font-family: var(--font-disp);
}
.bygg-nr {
  display: block;
  font-family: var(--font-mono);
  font-size: .64rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--glow-txt);
  margin-bottom: 6px;
}
.bygg-namn {
  display: block;
  font-size: 1.06rem;
  font-weight: 700;
  font-stretch: 118%;
  text-transform: uppercase;
  letter-spacing: .01em;
  line-height: 1.15;
  transition: color .25s ease;
}
.bygg-not {
  display: block;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 5px;
}
.bygg-info { padding: 0 16px 14px; }
.bygg-info p {
  font-size: .88rem;
  line-height: 1.6;
  color: var(--body);
  margin: 0;
  max-width: none;
}
.bygg-villkor {
  font-family: var(--font-mono);
  font-size: .7rem !important;
  line-height: 1.6 !important;
  color: var(--dim) !important;
  margin-top: 10px !important;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}
.bygg-villkor b { color: var(--body); font-weight: 500; }

.bygg-vink {
  display: none;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dim);
  text-align: center;
  max-width: none;
  margin: 26px 0 0;
  transition: color .45s ease;
}
/* "Nu kan du utforska"-hinten när grinden öppnats */
.bygg-vink.redo { color: var(--hot-txt); }

/* ---------- Pinnat läge: desktop utan reducerad rörelse ---------- */
@media (min-width: 1000px) and (prefers-reduced-motion: no-preference) {
  .bygg { height: 320vh; }
  .bygg-sticky {
    position: sticky;
    top: 0;
    height: 100svh;
    overflow: hidden;
    display: grid;
    grid-template-rows: auto 1fr auto;
    padding-block: 0;
  }
  .bygg-huvud { padding-top: calc(52px + clamp(18px, 3vh, 34px)); margin-bottom: 0; }
  .bygg-vink { display: block; margin: 0 0 16px; }

  .bygg-scen {
    /* Stage: fast aspekt (viewBox 680×620); rubrikerna hänger i procent av den */
    --stage-w: min(560px, calc(100vw - 500px), calc((100svh - 250px) * 1.0968));
    display: block;
    width: var(--stage-w);
    max-width: none;
    aspect-ratio: 680 / 620;
    align-self: center;
    margin-inline: auto;
  }
  .bygg-svg { width: 100%; height: 100%; margin: 0; }

  /* Lagren: monterade i utgångsläget, separeras av scroll */
  .lager--pv, .lager--abs, .lager--pir, .lager--core { transform: translateY(0); }

  html.har-stl .lager--pv   { animation: kf-bygg-pv linear both; animation-timeline: --bygg; animation-range: contain 5% contain 70%; }
  html.har-stl .lager--abs  { animation: kf-bygg-abs linear both; animation-timeline: --bygg; animation-range: contain 5% contain 70%; }
  html.har-stl .lager--pir  { animation: kf-bygg-pir linear both; animation-timeline: --bygg; animation-range: contain 5% contain 70%; }
  html.har-stl .lager--core { animation: kf-bygg-core linear both; animation-timeline: --bygg; animation-range: contain 5% contain 70%; }

  html.utan-stl .lager--pv   { transform: translateY(calc(var(--p, 0) * -132px)); }
  html.utan-stl .lager--abs  { transform: translateY(calc(var(--p, 0) * -46px)); }
  html.utan-stl .lager--pir  { transform: translateY(calc(var(--p, 0) * 44px)); }
  html.utan-stl .lager--core { transform: translateY(calc(var(--p, 0) * 128px)); }

  /* Rubrikerna: växlar sida, tonar in när lagren separerat.
     Ankar-y = respektive lagers separerade topyta (viewBox 60–680). */
  .bygg-etikett {
    position: absolute;
    width: min(300px, calc((100vw - var(--stage-w)) / 2 - 48px));
    border: 0;
    background: none;
    border-radius: 0;
    overflow: visible;
    z-index: 4;
  }
  .bygg-etikett--hoger { left: calc(100% + 18px); }
  .bygg-etikett--vanster { right: calc(100% + 18px); text-align: right; }
  .bygg-etikett--pv   { top: 20.6%; }
  .bygg-etikett--abs  { top: 36.8%; }
  .bygg-etikett--pir  { top: 55.5%; }
  .bygg-etikett--core { top: 75.5%; }
  .bygg-etikett { transform: translateY(-58%); }

  html.har-stl .bygg-etikett--hoger { animation: kf-bygg-etikett-h linear both; animation-timeline: --bygg; animation-range: contain 42% contain 66%; }
  html.har-stl .bygg-etikett--vanster { animation: kf-bygg-etikett-v linear both; animation-timeline: --bygg; animation-range: contain 42% contain 66%; }
  html.utan-stl .bygg-etikett { opacity: calc((var(--p, 0) - .5) / .25); }

  /* Hover-grind: interaktionen är AV tills separationen är klar och
     rubrikerna intonade — app.js sätter data-redo="1" (båda grenarna). */
  .bygg-scen:not([data-redo="1"]) .lager,
  .bygg-scen:not([data-redo="1"]) .bygg-etikett { pointer-events: none; }
  .bygg-scen:not([data-redo="1"]) .lager,
  .bygg-scen:not([data-redo="1"]) .bygg-knapp { cursor: default; }

  /* Övriga rubriker dämpas när ett skikt är aktivt (filter: opacity
     eftersom opacity ägs av scrollanimationen) */
  .bygg-etikett { transition: filter .3s ease; }
  .bygg-scen[data-aktiv="pv"]   .bygg-etikett:not(.bygg-etikett--pv),
  .bygg-scen[data-aktiv="abs"]  .bygg-etikett:not(.bygg-etikett--abs),
  .bygg-scen[data-aktiv="pir"]  .bygg-etikett:not(.bygg-etikett--pir),
  .bygg-scen[data-aktiv="core"] .bygg-etikett:not(.bygg-etikett--core) { filter: opacity(.35); }

  .bygg-knapp { padding: 0; position: relative; }
  /* Ledarlinje mot stacken */
  .bygg-knapp::before {
    content: "";
    position: absolute;
    top: .95em;
    width: 44px;
    border-top: 1px dashed var(--line-stark);
    transition: border-color .25s ease;
  }
  .bygg-etikett--hoger .bygg-knapp::before { right: calc(100% + 6px); width: 20px; }
  .bygg-etikett--vanster .bygg-knapp::before { left: calc(100% + 6px); width: 20px; }

  .bygg-knapp:hover .bygg-namn { color: var(--hot-txt); }

  /* Inforutan: fälls fram vid aktivt skikt. pv/abs öppnar nedåt, pir/core uppåt. */
  .bygg-info {
    position: absolute;
    width: min(330px, calc((100vw - var(--stage-w)) / 2 - 40px));
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--glas);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--skugga-lyft);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .32s cubic-bezier(.2, .7, .2, 1), transform .32s cubic-bezier(.2, .7, .2, 1), visibility 0s linear .32s;
    z-index: 6;
    text-align: left;
  }
  .bygg-info::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--ramp);
    border-radius: var(--radius) var(--radius) 0 0;
  }
  .bygg-etikett--hoger .bygg-info { left: 0; }
  .bygg-etikett--vanster .bygg-info { right: 0; }
  .bygg-etikett--pv .bygg-info, .bygg-etikett--abs .bygg-info { top: calc(100% + 12px); }
  .bygg-etikett--pir .bygg-info, .bygg-etikett--core .bygg-info { bottom: calc(100% + 12px); transform: translateY(8px); }

  /* Aktivt skikt: via [data-aktiv] på scenen (hover/fokus/tap sätts i app.js) */
  .bygg-scen[data-aktiv="pv"]   .bygg-etikett--pv,
  .bygg-scen[data-aktiv="abs"]  .bygg-etikett--abs,
  .bygg-scen[data-aktiv="pir"]  .bygg-etikett--pir,
  .bygg-scen[data-aktiv="core"] .bygg-etikett--core { z-index: 8; }
  .bygg-scen[data-aktiv="pv"]   .bygg-etikett--pv .bygg-info,
  .bygg-scen[data-aktiv="abs"]  .bygg-etikett--abs .bygg-info,
  .bygg-scen[data-aktiv="pir"]  .bygg-etikett--pir .bygg-info,
  .bygg-scen[data-aktiv="core"] .bygg-etikett--core .bygg-info {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: opacity .32s cubic-bezier(.2, .7, .2, 1), transform .32s cubic-bezier(.2, .7, .2, 1), visibility 0s;
  }
  .bygg-scen[data-aktiv="pv"]   .bygg-etikett--pv .bygg-namn,
  .bygg-scen[data-aktiv="abs"]  .bygg-etikett--abs .bygg-namn,
  .bygg-scen[data-aktiv="pir"]  .bygg-etikett--pir .bygg-namn,
  .bygg-scen[data-aktiv="core"] .bygg-etikett--core .bygg-namn { color: var(--hot-txt); }
  .bygg-scen[data-aktiv="pv"]   .bygg-etikett--pv .bygg-knapp::before,
  .bygg-scen[data-aktiv="abs"]  .bygg-etikett--abs .bygg-knapp::before,
  .bygg-scen[data-aktiv="pir"]  .bygg-etikett--pir .bygg-knapp::before,
  .bygg-scen[data-aktiv="core"] .bygg-etikett--core .bygg-knapp::before { border-color: var(--glow); }

  /* Skiktet lyfter och högligtas */
  .lager { cursor: pointer; }
  .bygg-scen[data-aktiv="pv"]   .lager--pv .lager-inner,
  .bygg-scen[data-aktiv="abs"]  .lager--abs .lager-inner,
  .bygg-scen[data-aktiv="pir"]  .lager--pir .lager-inner,
  .bygg-scen[data-aktiv="core"] .lager--core .lager-inner {
    transform: translateY(-13px);
    filter: brightness(1.16) drop-shadow(0 0 13px rgba(255, 217, 160, .32));
  }
  .bygg-scen[data-aktiv="pv"]   .lager:not(.lager--pv) .lager-inner,
  .bygg-scen[data-aktiv="abs"]  .lager:not(.lager--abs) .lager-inner,
  .bygg-scen[data-aktiv="pir"]  .lager:not(.lager--pir) .lager-inner,
  .bygg-scen[data-aktiv="core"] .lager:not(.lager--core) .lager-inner { opacity: .55; }
}

@keyframes kf-bygg-pv   { from { transform: translateY(0); } to { transform: translateY(-132px); } }
@keyframes kf-bygg-abs  { from { transform: translateY(0); } to { transform: translateY(-46px); } }
@keyframes kf-bygg-pir  { from { transform: translateY(0); } to { transform: translateY(44px); } }
@keyframes kf-bygg-core { from { transform: translateY(0); } to { transform: translateY(128px); } }
@keyframes kf-bygg-etikett-h {
  from { opacity: 0; transform: translateY(-58%) translateX(14px); }
  to   { opacity: 1; transform: translateY(-58%) translateX(0); }
}
@keyframes kf-bygg-etikett-v {
  from { opacity: 0; transform: translateY(-58%) translateX(-14px); }
  to   { opacity: 1; transform: translateY(-58%) translateX(0); }
}