/* ============================================================
   Batterien Schweiz — Kampagnen-Mockup
   Palette: die Materialien selbst. Kobaltblau war Pigment,
   bevor es Kathode war. Kupferoxid, Graphit, Salz aus der Sole.
   Signatur: alles ist massstabsgetreu gezeichnet.
   ============================================================ */

:root {
  /* Grund */
  --salz:        #E7E8E1;
  --papier:      #F3F3EE;
  --graphit:     #191C1B;
  --graphit-2:   #2A2E2C;
  --ink-soft:    #565B58;
  --ink-faint:   #878C87;
  --linie:       #C6C8BF;
  --linie-fein:  #D6D8D0;

  /* Materialien */
  --kobalt:      #2B4B8C;
  --kupfer:      #B4542A;
  --nickel:      #4C7360;
  --lithium:     #9AA39C;
  --rest:        #C6C8BF;

  /* Rollen */
  --bg:          var(--salz);
  --fg:          var(--graphit);
  --akzent:      var(--kobalt);
  --signal:      var(--kupfer);

  /* Mass */
  --rand:        clamp(20px, 5vw, 64px);
  --breit:       1240px;
  --schmal:      680px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Newsreader', Georgia, serif;
  font-size: clamp(17px, 1.05vw + 13px, 20px);
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Typo-Rollen ---------- */

.display {
  font-family: 'Archivo', 'Helvetica Neue', sans-serif;
  font-variation-settings: 'wdth' 112;
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.mono, .einheit, .tag, th, .zahl-klein {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-variant-numeric: tabular-nums;
}

/* Die Einheit ist das Strukturelement: jeder Abschnitt wird
   mit der Groesse beschriftet, in der er gemessen wird. */
.einheit {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--akzent);
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.einheit::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--linie);
}

a { color: inherit; }

/* ---------- Layout ---------- */

.wrap { max-width: var(--breit); margin: 0 auto; padding-inline: var(--rand); }
.wrap-schmal { max-width: var(--schmal); margin: 0 auto; padding-inline: var(--rand); }

section { padding-block: clamp(64px, 9vw, 128px); }
section + section { border-top: 1px solid var(--linie-fein); }

.lede {
  font-size: clamp(19px, 1.4vw + 14px, 25px);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 30em;
}

h2.display { font-size: clamp(32px, 4.4vw, 60px); margin-bottom: 22px; }
h3.display { font-size: clamp(21px, 1.8vw, 27px); font-variation-settings: 'wdth' 100; font-weight: 700; }

p + p { margin-top: 1em; }

/* ---------- Navigation ---------- */

.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  gap: 20px;
  padding: 14px var(--rand);
  background: color-mix(in srgb, var(--salz) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--linie-fein);
}
.nav-brand {
  font-family: 'Archivo', sans-serif;
  font-variation-settings: 'wdth' 118;
  font-weight: 800; font-size: 15px;
  letter-spacing: -0.01em; text-decoration: none;
}
.nav-brand span { color: var(--kupfer); }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px; letter-spacing: 0.06em;
  text-decoration: none; color: var(--ink-soft);
  padding-bottom: 2px; border-bottom: 1px solid transparent;
}
.nav-links a:hover, .nav-links a:focus-visible { color: var(--fg); border-bottom-color: var(--kupfer); }
.nav-links a.aktiv { color: var(--fg); border-bottom-color: var(--fg); }
.nav-links a { white-space: nowrap; }

/* ---------- Hero ---------- */

.hero { padding-block: clamp(56px, 8vw, 104px) clamp(48px, 6vw, 88px); }
.hero h1 { font-size: clamp(40px, 7.2vw, 96px); margin-bottom: 26px; }
.hero h1 em { font-style: normal; color: var(--kupfer); }
.hero-lede { margin-bottom: clamp(44px, 6vw, 76px); }

/* ---------- Signatur: der Massenbalken ---------- */

.masse { margin-top: 8px; }
.masse-kopf {
  display: flex; flex-wrap: wrap; justify-content: space-between;
  align-items: baseline; gap: 12px;
  font-family: 'IBM Plex Mono', monospace; font-size: 12px;
  letter-spacing: 0.06em; color: var(--ink-soft);
  padding-bottom: 10px; border-bottom: 1px solid var(--fg);
}
.masse-bar {
  display: flex;
  max-width: 100%; width: 100%; height: clamp(64px, 8vw, 104px);
  overflow: hidden;
}
.masse-seg {
  position: relative;
  height: 100%;
  border-right: 1px solid var(--salz);
  transform-origin: left center;
  cursor: default;
}
.masse-seg:last-child { border-right: 0; }
.masse-seg[data-farbe="graphit"] { background: var(--graphit-2); }
.masse-seg[data-farbe="nickel"]  { background: var(--nickel); }
.masse-seg[data-farbe="kupfer"]  { background: var(--kupfer); }
.masse-seg[data-farbe="salz"]    { background: var(--lithium); }
.masse-seg[data-farbe="kobalt"]  { background: var(--kobalt); }
.masse-seg[data-farbe="rest"]    { background: var(--rest); }

.masse-achse { display: flex; width: 100%; }
.masse-tick { border-right: 1px solid var(--linie); height: 10px; }
.masse-tick:last-child { border-right: 0; }

.masse-legende {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
  gap: 0;
  margin-top: 26px;
  border-top: 1px solid var(--linie);
}
.masse-item { padding: 16px 18px 18px 0; border-right: 1px solid var(--linie-fein); }
.masse-item:last-child { border-right: 0; }
.masse-item .swatch { width: 26px; height: 5px; display: block; margin-bottom: 10px; }
.masse-item .name {
  font-family: 'Archivo', sans-serif; font-variation-settings: 'wdth' 100;
  font-weight: 700; font-size: 16px; letter-spacing: -0.01em;
}
.masse-item .wert {
  font-family: 'IBM Plex Mono', monospace; font-size: 22px;
  margin: 4px 0 8px; display: block;
}
.masse-item .rolle { font-size: 14px; color: var(--ink-faint); line-height: 1.4; }
.masse-item .risiko {
  font-size: 14px; color: var(--ink-soft); line-height: 1.45;
  margin-top: 10px; padding-top: 10px; border-top: 1px dotted var(--linie);
}

/* ---------- Bestandsbalken (GWh) ---------- */

.reihe { border-top: 1px solid var(--linie); }
.reihe-zeile {
  display: grid;
  grid-template-columns: 72px 1fr minmax(140px, auto);
  gap: 18px; align-items: center;
  padding: 18px 0; border-bottom: 1px solid var(--linie-fein);
}
.reihe-jahr { font-family: 'IBM Plex Mono', monospace; font-size: 15px; color: var(--ink-soft); }
.reihe-spur { position: relative; height: 26px; background: color-mix(in srgb, var(--linie) 40%, transparent); }
.reihe-bar { position: absolute; inset-block: 0; left: 0; background: var(--kobalt); transform-origin: left center; }
.reihe-bar.spanne { background: repeating-linear-gradient(135deg, var(--kobalt) 0 7px, color-mix(in srgb, var(--kobalt) 55%, var(--salz)) 7px 14px); }
.reihe-bar.leer { background: repeating-linear-gradient(135deg, transparent 0 6px, var(--linie) 6px 7px); }
.reihe-wert { font-family: 'IBM Plex Mono', monospace; font-size: 16px; text-align: right; }
.reihe-wert .typ { display: block; font-size: 11px; letter-spacing: 0.08em; color: var(--ink-faint); text-transform: uppercase; }

/* ---------- Herkunftsbalken (%) ---------- */

.konz { display: grid; gap: 2px; border-top: 1px solid var(--linie); }
.konz-zeile {
  display: grid; grid-template-columns: minmax(120px, 1fr) 2.6fr minmax(64px, auto);
  gap: 16px; align-items: center; padding: 15px 0;
  border-bottom: 1px solid var(--linie-fein);
}
.konz-label { font-family: 'Archivo', sans-serif; font-variation-settings: 'wdth' 100; font-weight: 700; font-size: 16px; }
.konz-label small { display: block; font-family: 'Newsreader', serif; font-weight: 400; font-size: 14px; color: var(--ink-faint); }
.konz-spur { position: relative; height: 20px; background: color-mix(in srgb, var(--linie) 40%, transparent); }
.konz-bar { position: absolute; inset-block: 0; left: 0; background: var(--kupfer); transform-origin: left center; }
.konz-wert { font-family: 'IBM Plex Mono', monospace; font-size: 17px; text-align: right; }

/* ---------- Dunkles Kapitel ---------- */

.dunkel {
  background: var(--graphit);
  color: var(--salz);
  border-top: 0;
}
.dunkel .einheit { color: color-mix(in srgb, var(--salz) 66%, var(--graphit)); }
.dunkel .einheit::after { background: color-mix(in srgb, var(--salz) 26%, var(--graphit)); }
.dunkel .lede { color: color-mix(in srgb, var(--salz) 76%, var(--graphit)); }
.dunkel .kette-zeile,
.dunkel .kontrast-zeile { border-color: color-mix(in srgb, var(--salz) 18%, var(--graphit)); }

.kontrast { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1px; margin-top: 48px; }
.kontrast-zelle { padding: 26px 24px 26px 0; border-top: 1px solid color-mix(in srgb, var(--salz) 26%, var(--graphit)); }
.kontrast-zahl {
  font-family: 'Archivo', sans-serif; font-variation-settings: 'wdth' 116;
  font-weight: 800; font-size: clamp(38px, 4.6vw, 62px); line-height: 1;
  letter-spacing: -0.03em; display: block; margin-bottom: 12px;
}
.kontrast-zelle.null .kontrast-zahl { color: color-mix(in srgb, var(--salz) 62%, var(--graphit)); }
.kontrast-zelle.hoch .kontrast-zahl { color: var(--kupfer); }
.kontrast-text { font-size: 15px; line-height: 1.5; color: color-mix(in srgb, var(--salz) 72%, var(--graphit)); max-width: 24em; }
.kontrast-quelle {
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; color: color-mix(in srgb, var(--salz) 44%, var(--graphit));
  margin-top: 12px; display: block;
}

/* ---------- Kette ---------- */

.kette { margin-top: 44px; border-top: 1px solid color-mix(in srgb, var(--salz) 26%, var(--graphit)); }
.kette-zeile {
  display: grid; grid-template-columns: minmax(150px, 1.1fr) minmax(120px, 1fr) 1.7fr minmax(104px, auto);
  gap: 20px; padding: 17px 0; align-items: baseline;
  border-bottom: 1px solid color-mix(in srgb, var(--salz) 18%, var(--graphit));
  font-size: 15px;
}
.kette-firma { font-family: 'Archivo', sans-serif; font-variation-settings: 'wdth' 100; font-weight: 700; }
.kette-ort { font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: color-mix(in srgb, var(--salz) 56%, var(--graphit)); }
.kette-text { color: color-mix(in srgb, var(--salz) 74%, var(--graphit)); line-height: 1.45; }
.status {
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: 0.07em;
  text-transform: uppercase; white-space: nowrap; padding: 4px 9px; display: inline-block;
}
.status[data-s="in_betrieb"]  { background: var(--nickel); color: var(--salz); }
.status[data-s="angekuendigt"]{ background: transparent; color: var(--kupfer); box-shadow: inset 0 0 0 1px var(--kupfer); }
.status[data-s="unklar"]      { background: var(--kupfer); color: var(--salz); }

/* ---------- Massstab: Batterien gegen Speicherseen ---------- */

.massstab-spur {
  position: relative; height: clamp(56px, 7vw, 84px);
  background: var(--kobalt); margin-top: 34px;
}
.massstab-anteil { position: absolute; inset-block: 0; left: 0; background: var(--kupfer); min-width: 2px; }
.massstab-marke {
  position: absolute; top: 100%; left: 0; padding-top: 10px;
  font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--kupfer);
  white-space: nowrap;
}
.massstab-marke::before {
  content: ''; position: absolute; left: 0; top: 0; width: 1px; height: 10px; background: var(--kupfer);
}
.massstab-legende {
  display: flex; flex-wrap: wrap; gap: 26px; margin-top: 52px;
  font-family: 'IBM Plex Mono', monospace; font-size: 13px;
}
.massstab-legende b { font-weight: 500; }
.lupe {
  margin-top: 40px; padding: 22px 24px;
  background: var(--papier); border-left: 3px solid var(--kupfer);
  font-size: 16px; line-height: 1.55; max-width: 46em;
}

/* ---------- Forderungen ---------- */

.forderungen { border-top: 1px solid var(--linie); margin-top: 44px; }
.forderung {
  display: grid; grid-template-columns: 60px 1fr; gap: 22px;
  padding: 26px 0; border-bottom: 1px solid var(--linie-fein);
}
.forderung-nr {
  font-family: 'Archivo', sans-serif; font-variation-settings: 'wdth' 116;
  font-weight: 800; font-size: 30px; color: var(--kupfer); line-height: 1;
}
.forderung p { font-size: 16px; color: var(--ink-soft); margin-top: 7px; max-width: 40em; }

/* ---------- Luecken ---------- */

.luecken { columns: 2 300px; column-gap: 42px; margin-top: 32px; }
.luecken li {
  break-inside: avoid; list-style: none; font-size: 15px; line-height: 1.5;
  color: var(--ink-soft); padding: 12px 0 12px 20px; position: relative;
  border-bottom: 1px dotted var(--linie);
}
.luecken li::before {
  content: '—'; position: absolute; left: 0; color: var(--kupfer);
  font-family: 'IBM Plex Mono', monospace;
}

/* ---------- Tabellen (Datenseite) ---------- */

.tabelle-wrap { overflow-x: auto; margin-top: 26px; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 620px; }
th {
  text-align: left; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-soft); font-weight: 400; padding: 0 16px 10px 0;
  border-bottom: 1px solid var(--fg); vertical-align: bottom;
}
td { padding: 13px 16px 13px 0; border-bottom: 1px solid var(--linie-fein); vertical-align: top; line-height: 1.45; }
td.num { font-family: 'IBM Plex Mono', monospace; white-space: nowrap; }
tbody tr:hover { background: color-mix(in srgb, var(--papier) 70%, transparent); }

.tag {
  font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 3px 7px; display: inline-block; white-space: nowrap;
}
.tag[data-t="ist"]        { background: var(--nickel); color: var(--salz); }
.tag[data-t="szenario"]   { background: transparent; color: var(--kobalt); box-shadow: inset 0 0 0 1px var(--kobalt); }
.tag[data-t="ableitung"]  { background: transparent; color: var(--ink-soft); box-shadow: inset 0 0 0 1px var(--linie); }
.tag[data-t="richtwert"]  { background: transparent; color: var(--ink-soft); box-shadow: inset 0 0 0 1px var(--linie); }
.tag[data-t="strittig"]   { background: var(--kupfer); color: var(--salz); }
.tag[data-t="luecke"]     { background: var(--graphit); color: var(--salz); }

/* ---------- Hinweis / Caveat ---------- */

.hinweis {
  font-size: 14px; line-height: 1.5; color: var(--ink-soft);
  border-left: 2px solid var(--linie); padding: 4px 0 4px 16px;
  margin-top: 26px; max-width: 44em;
}
.hinweis strong { color: var(--fg); font-weight: 600; }

/* ---------- CTA / Buttons ---------- */

.cta-reihe { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }
.knopf {
  font-family: 'IBM Plex Mono', monospace; font-size: 13px; letter-spacing: 0.05em;
  text-decoration: none; padding: 14px 24px; display: inline-block;
  background: var(--fg); color: var(--salz); border: 1px solid var(--fg);
  transition: background 0.16s, color 0.16s;
}
.knopf:hover, .knopf:focus-visible { background: var(--kupfer); border-color: var(--kupfer); }
.knopf.leer { background: transparent; color: var(--fg); }
.knopf.leer:hover, .knopf.leer:focus-visible { background: var(--fg); color: var(--salz); }
.dunkel .knopf { background: var(--salz); color: var(--graphit); border-color: var(--salz); }
.dunkel .knopf:hover { background: var(--kupfer); border-color: var(--kupfer); color: var(--salz); }

/* ---------- Formular (Mockup) ---------- */

.formular { max-width: 520px; margin-top: 34px; }
.feld { margin-bottom: 20px; }
.feld label {
  display: block; font-family: 'IBM Plex Mono', monospace; font-size: 12px;
  letter-spacing: 0.06em; color: var(--ink-soft); margin-bottom: 7px;
}
.feld input, .feld textarea {
  width: 100%; font: inherit; font-size: 16px; padding: 12px 14px;
  background: var(--papier); color: var(--fg);
  border: 1px solid var(--linie); border-radius: 0;
}
.feld input:focus, .feld textarea:focus { outline: 2px solid var(--kobalt); outline-offset: 1px; border-color: var(--kobalt); }
.mock-banner {
  background: var(--kupfer); color: var(--salz);
  font-family: 'IBM Plex Mono', monospace; font-size: 13px; letter-spacing: 0.04em;
  padding: 13px 18px; margin-bottom: 30px;
}

/* ---------- Footer ---------- */

.footer {
  background: var(--graphit); color: color-mix(in srgb, var(--salz) 70%, var(--graphit));
  padding-block: 60px; font-size: 14px; border-top: 0;
}
.footer a { color: var(--salz); }
.footer-gitter { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 34px; }
.footer h4 {
  font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: color-mix(in srgb, var(--salz) 45%, var(--graphit));
  font-weight: 400; margin-bottom: 14px;
}
.footer ul { list-style: none; }
.footer li { padding: 4px 0; line-height: 1.45; }
.footer-fuss {
  margin-top: 44px; padding-top: 22px;
  border-top: 1px solid color-mix(in srgb, var(--salz) 18%, var(--graphit));
  font-family: 'IBM Plex Mono', monospace; font-size: 12px;
  color: color-mix(in srgb, var(--salz) 48%, var(--graphit));
}

/* ---------- Ladezustand ---------- */

[data-bind]:empty::after,
.laedt::after {
  content: '···'; color: var(--ink-faint);
  font-family: 'IBM Plex Mono', monospace;
}

/* ---------- Bewegung ---------- */

@keyframes wachsen { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes auftauchen { from { opacity: 0; transform: translateY(9px); } to { opacity: 1; transform: none; } }

.animiert .masse-seg { animation: wachsen 0.62s cubic-bezier(0.22, 0.61, 0.36, 1) both; }
.animiert .reihe-bar,
.animiert .konz-bar { animation: wachsen 0.55s cubic-bezier(0.22, 0.61, 0.36, 1) both; }
.animiert .masse-item { animation: auftauchen 0.5s ease both; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .animiert .masse-seg,
  .animiert .reihe-bar,
  .animiert .konz-bar,
  .animiert .masse-item { animation: none; }
}

/* ---------- Fokus ---------- */

:focus-visible { outline: 2px solid var(--kobalt); outline-offset: 2px; }
.dunkel :focus-visible, .footer :focus-visible { outline-color: var(--salz); }

/* ---------- Klein ---------- */

@media (max-width: 720px) {
  .masse-bar { flex-direction: column; height: auto; }
  .masse-seg { width: 100% !important; height: 26px; border-right: 0; border-bottom: 1px solid var(--salz); }
  .masse-achse { display: none; }
  .masse-legende { grid-template-columns: 1fr; }
  .masse-item { border-right: 0; border-bottom: 1px solid var(--linie-fein); }
  .reihe-zeile { grid-template-columns: 56px 1fr; }
  .reihe-wert { grid-column: 2; text-align: left; }
  .konz-zeile { grid-template-columns: 1fr auto; }
  .konz-spur { grid-column: 1 / -1; }
  .kette-zeile { grid-template-columns: 1fr; gap: 6px; }
  .luecken { columns: 1; }
  .nav-links { gap: 16px; }
  .nav-links .nav-lang { display: none; }
}

@media print {
  .nav, .cta-reihe, .formular { display: none; }
  body { background: #fff; }
  .dunkel, .footer { background: #fff; color: #000; }
}