/* Tauscher Bad & Heizung · Freiberg
   Welt: Fliesenwand und Strangschema. Fliesenweiß mit Fugenraster, Tinte, zwei Signalfarben
   wie im Installationsplan: Rot = Vorlauf/Heizung, Blau = Wasser/Bad. */

@font-face { font-family: "Archivo"; src: url("../fonts/archivo.woff2") format("woff2"); font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
@font-face { font-family: "Atkinson Next"; src: url("../fonts/atkinson.woff2") format("woff2"); font-weight: 200 800; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("../fonts/plexmono-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  --fliese: #F3F6F7;
  --weiss: #FFFFFF;
  --fuge: #DCE3E6;
  --tinte: #142029;
  --tinte-weich: #4A5963;
  --rot: #D3402B;
  --rot-text: #B3301D;
  --blau: #2560C9;
  --blau-text: #1D4FA8;
  --blau-hell: #E6EEFB;
  --rot-hell: #FBEAE6;
  --f-kopf: "Archivo", "Arial Narrow", sans-serif;
  --f-text: "Atkinson Next", system-ui, sans-serif;
  --f-mono: "Plex Mono", ui-monospace, monospace;
  --rand: clamp(16px, 4vw, 48px);
  --breite: 1240px;
  --abschnitt: clamp(72px, 9vw, 136px);
  --radius: 6px;
  --rohr: 10px;
  --kopf: 74px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--kopf) + 16px); }
body {
  margin: 0; color: var(--tinte); background: var(--fliese);
  font: 400 1.0625rem/1.6 var(--f-text);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--blau-text); text-underline-offset: 3px; }
a:hover { color: var(--tinte); }
h1, h2, h3, p, ul, ol, dl, figure { margin: 0; }
h1, h2, h3 { font-family: var(--f-kopf); font-stretch: 112%; font-weight: 800; letter-spacing: -.02em; line-height: 1.02; text-wrap: balance; }
h1 { font-size: clamp(2.6rem, 1.4rem + 4.6vw, 5rem); }
h2 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.4rem); }
h3 { font-size: clamp(1.25rem, 1.1rem + .6vw, 1.6rem); line-height: 1.12; letter-spacing: -.01em; }
p { text-wrap: pretty; }
:focus-visible { outline: 3px solid var(--blau); outline-offset: 3px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.weit { max-width: calc(var(--breite) + 2 * var(--rand)); margin: 0 auto; padding: 0 var(--rand); }
.abschnitt { padding: var(--abschnitt) 0; }
.abschnitt--weiss { background: var(--weiss); }
/* Fliesenwand: 30-cm-Raster als feine Fugen */
.fliesen { background-color: var(--fliese); background-image: linear-gradient(var(--fuge) 1px, transparent 1px), linear-gradient(90deg, var(--fuge) 1px, transparent 1px); background-size: 48px 48px; background-position: -1px -1px; }

.etikett { display: inline-flex; align-items: center; gap: 8px; font: 500 .78rem/1.3 var(--f-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--tinte-weich); }
.etikett::before { content: ""; width: 18px; height: 4px; border-radius: 2px; background: var(--tinte); }
.etikett--rot::before { background: var(--rot); }
.etikett--blau::before { background: var(--blau); }
.einleitung { font-size: clamp(1.1rem, 1rem + .4vw, 1.3rem); color: var(--tinte-weich); max-width: 56ch; }
.kopfzeile { display: grid; gap: 14px; margin-bottom: clamp(32px, 4vw, 56px); max-width: 760px; }

/* Knöpfe */
.knopf { display: inline-flex; align-items: center; justify-content: center; gap: .5em; min-height: 50px; padding: 12px 22px; border-radius: 999px; border: 2px solid var(--tinte); background: var(--tinte); color: var(--weiss); font: 700 1rem/1.15 var(--f-text); text-decoration: none; cursor: pointer; transition: background-color .2s, color .2s, border-color .2s, transform .15s; }
.knopf:hover { background: #000; color: var(--weiss); }
.knopf:active { transform: translateY(1px); }
.knopf--blau { background: var(--blau); border-color: var(--blau); }
.knopf--blau:hover { background: var(--blau-text); border-color: var(--blau-text); }
.knopf--rot { background: var(--rot); border-color: var(--rot); }
.knopf--rot:hover { background: var(--rot-text); border-color: var(--rot-text); }
.knopf--rand { background: transparent; color: var(--tinte); }
.knopf--rand:hover { background: var(--tinte); color: var(--weiss); }
.knopfreihe { display: flex; flex-wrap: wrap; gap: 12px; }

/* Kopf */
.kopf { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--fuge); }
.kopf__innen { max-width: calc(var(--breite) + 2 * var(--rand)); margin: 0 auto; padding: 0 var(--rand); min-height: var(--kopf); display: flex; align-items: center; gap: 22px; }
.marke { display: flex; align-items: center; gap: 12px; color: var(--tinte); text-decoration: none; flex: none; }
.marke svg { width: 40px; height: 40px; flex: none; }
.marke b { display: block; font: 800 1.2rem/1 var(--f-kopf); font-stretch: 118%; letter-spacing: -.01em; }
.marke small { display: block; font: 500 .7rem/1.3 var(--f-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--tinte-weich); margin-top: 4px; }
.kopf__nav { display: flex; gap: 4px; margin-left: auto; }
.kopf__nav a { padding: 10px 12px; border-radius: 999px; color: var(--tinte); text-decoration: none; font-weight: 700; font-size: .98rem; }
.kopf__nav a:hover { background: var(--fliese); }
.kopf__nav a[aria-current] { background: var(--tinte); color: var(--weiss); }
.status { display: inline-flex; align-items: center; gap: 9px; padding: 8px 14px; border-radius: 999px; background: var(--fliese); color: var(--tinte); text-decoration: none; font-weight: 700; font-size: .93rem; flex: none; border: 1px solid var(--fuge); }
.status:hover { color: var(--tinte); border-color: var(--tinte); }
.status__lampe { width: 10px; height: 10px; border-radius: 50%; background: #2E9E5B; box-shadow: 0 0 0 4px rgba(46,158,91,.18); flex: none; }
.status--notdienst .status__lampe { background: var(--rot); box-shadow: 0 0 0 4px rgba(211,64,43,.2); }
.kopf__menue { display: none; margin-left: auto; min-height: 44px; padding: 8px 16px; border-radius: 999px; border: 2px solid var(--tinte); background: var(--weiss); font: 700 .95rem/1 var(--f-text); color: var(--tinte); cursor: pointer; }
@media (max-width: 1020px) {
  .kopf__menue { display: inline-flex; align-items: center; }
  .kopf__nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; gap: 0; background: var(--weiss); border-bottom: 1px solid var(--fuge); padding: 8px var(--rand) 16px; }
  .kopf__nav.offen { display: flex; }
  .kopf__nav a { border-radius: var(--radius); padding: 14px 12px; }
  .kopf .status { order: 3; }
}
@media (max-width: 560px) {
  .kopf__innen { gap: 10px; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
  .kopf .status { order: 4; width: 100%; justify-content: center; }
  .marke small { display: none; }
}

/* Start: Held */
.held { padding: clamp(36px, 6vw, 88px) 0 0; }
.held__raster { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(28px, 4vw, 64px); align-items: stretch; }
.held h1 span { display: block; }
.held h1 .rot { color: var(--rot-text); }
.held h1 .blau { color: var(--blau-text); }
.held__text { display: grid; gap: 22px; padding-bottom: clamp(24px, 4vw, 56px); }
.held__bild { position: relative; border-radius: var(--radius) var(--radius) 0 0; overflow: hidden; min-height: 460px; }
.held__bild img { position: absolute; inset: 0; }
.held__bild img { width: 100%; height: 100%; object-fit: cover; }
.held__schild { position: absolute; left: 16px; bottom: 16px; background: var(--weiss); border-radius: var(--radius); padding: 10px 14px; font: 500 .78rem/1.35 var(--f-mono); letter-spacing: .04em; text-transform: uppercase; box-shadow: 0 10px 30px -12px rgba(20,32,41,.4); }
.fakten { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 0; list-style: none; color: var(--tinte-weich); font-weight: 700; font-size: .98rem; }
.fakten li { display: flex; align-items: center; gap: 8px; }
.fakten li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--blau); }
.fakten li:nth-child(2)::before { background: var(--rot); }
@media (max-width: 860px) { .held__raster { grid-template-columns: minmax(0, 1fr); } .held__text { padding-bottom: 0; } .held__bild { aspect-ratio: 4 / 3; } }

/* Signatur: der Verteiler. Zwei Leitungen laufen quer, drei Abgänge führen zu den Bereichen. */
.verteiler { background: var(--tinte); color: var(--weiss); padding: 0 0 clamp(56px, 7vw, 96px); position: relative; overflow: hidden; }
.verteiler__rohre { display: block; width: 100%; height: 120px; }
.verteiler__titel { color: #C9D3D9; margin: 4px 0 26px; }
.verteiler__titel.etikett::before { background: #C9D3D9; }
.abgaenge { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 2vw, 24px); }
.abgang { position: relative; display: grid; gap: 10px; align-content: start; padding: 26px 24px 24px; border-radius: var(--radius); background: #1D2C37; color: var(--weiss); text-decoration: none; overflow: hidden; padding-top: 36px; transition: background-color .2s, transform .25s cubic-bezier(.2,.8,.2,1); }
.abgang::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: var(--rohr); background: var(--farbe, var(--blau)); }
.abgang:hover { background: #24384A; color: var(--weiss); transform: translateY(-3px); }
.abgang h3 { font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem); }
.abgang p { color: #C9D3D9; }
.abgang__los { margin-top: 8px; font-weight: 700; color: var(--weiss); display: inline-flex; gap: 8px; align-items: center; }
.abgang__los::after { content: "→"; transition: transform .2s; }
.abgang:hover .abgang__los::after { transform: translateX(4px); }
.abgang__nr { font: 500 .75rem/1 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: #9FB0BB; }
.fluss { stroke-dasharray: 2 26; stroke-linecap: round; animation: fliessen 1.6s linear infinite; }
.fluss--rueck { animation-direction: reverse; animation-duration: 2.2s; }
@keyframes fliessen { to { stroke-dashoffset: -56; } }
@media (max-width: 860px) { .abgaenge { grid-template-columns: minmax(0, 1fr); } .verteiler__rohre { height: 80px; } .verteiler__ab { display: none; } }

/* Karten mit Bild */
.raster-2 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 72px); align-items: center; }
.raster-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(14px, 2vw, 24px); }
@media (max-width: 860px) { .raster-2, .raster-3 { grid-template-columns: minmax(0, 1fr); } }
.foto { border-radius: var(--radius); overflow: hidden; background: var(--fuge); }
.foto img { width: 100%; height: 100%; object-fit: cover; }
.bad-karte { display: grid; gap: 12px; }
.bad-karte .foto { aspect-ratio: 4 / 3; }
.bad-karte p { color: var(--tinte-weich); }
.bad-karte dl { display: flex; flex-wrap: wrap; gap: 4px 16px; font: 500 .78rem/1.4 var(--f-mono); text-transform: uppercase; letter-spacing: .04em; color: var(--tinte-weich); }
.bad-karte dt { display: none; }
.bad-karte dd { margin: 0; }

/* Mini-Planer-Teaser */
.teaser-plan { background: var(--weiss); border-radius: var(--radius); padding: clamp(16px, 2.5vw, 28px); box-shadow: 0 30px 60px -40px rgba(20,32,41,.45); border: 1px solid var(--fuge); }
.teaser-plan svg { width: 100%; height: auto; }
.liste { padding: 0; list-style: none; display: grid; gap: 10px; }
.liste li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; }
.liste li::before { content: ""; width: 14px; height: 14px; margin-top: 6px; border-radius: 3px; border: 3px solid var(--blau); }
.liste--rot li::before { border-color: var(--rot); }

/* Team und Gebiet */
.leute { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.leute div { background: var(--weiss); border: 1px solid var(--fuge); border-radius: var(--radius); padding: 20px; }
.leute b { display: block; font: 800 1.15rem/1.2 var(--f-kopf); font-stretch: 110%; }
.leute span { display: block; font: 500 .74rem/1.4 var(--f-mono); letter-spacing: .05em; text-transform: uppercase; color: var(--blau-text); margin: 6px 0 10px; }
.leute p { color: var(--tinte-weich); font-size: .97rem; }
@media (max-width: 960px) { .leute { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .leute { grid-template-columns: minmax(0, 1fr); } }
.orte { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.orte li { padding: 6px 12px; border-radius: 999px; background: var(--weiss); border: 1px solid var(--fuge); font-weight: 700; font-size: .95rem; }
.orte li:first-child { background: var(--tinte); color: var(--weiss); border-color: var(--tinte); }

/* Seitenkopf der Unterseiten */
.seitenkopf { padding: clamp(40px, 6vw, 88px) 0 clamp(28px, 4vw, 48px); display: grid; gap: 16px; }
.seitenkopf h1 { font-size: clamp(2.4rem, 1.4rem + 4vw, 4.6rem); max-width: 16ch; }

/* Formulare (gemeinsam) */
.feld { display: grid; gap: 6px; min-width: 0; }
.feld label, .feld .feld__name { font-weight: 700; font-size: .95rem; }
.feld input, .feld select, .feld textarea { width: 100%; min-height: 48px; padding: 11px 14px; border: 1.5px solid #B7C3CA; border-radius: var(--radius); background: var(--weiss); font: 400 1rem/1.4 var(--f-text); color: var(--tinte); }
.feld textarea { min-height: 110px; resize: vertical; }
.feld input:focus, .feld select:focus, .feld textarea:focus { outline: 3px solid var(--blau); outline-offset: 1px; border-color: var(--tinte); }
.feld [aria-invalid="true"] { border-color: var(--rot); background: var(--rot-hell); }
.felder { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.feld--breit { grid-column: 1 / -1; }
@media (max-width: 560px) { .felder { grid-template-columns: minmax(0, 1fr); } }
.haken { display: flex; gap: 12px; align-items: flex-start; font-size: .95rem; line-height: 1.45; }
.haken input { width: 20px; height: 20px; margin-top: 2px; flex: none; accent-color: var(--blau); }
.fehler { color: var(--rot-text); font-weight: 700; }
.hinweis { font-size: .9rem; color: var(--tinte-weich); }
.erfolg { background: var(--weiss); border-radius: var(--radius); padding: clamp(22px, 4vw, 40px); display: grid; gap: 14px; border-top: var(--rohr) solid var(--blau); }

/* Auswahlkacheln (Planer, Check, Störung) */
.wahl { display: grid; grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr)); gap: 10px; }
.wahl label { position: relative; display: flex; align-items: center; gap: 10px; min-height: 54px; padding: 10px 14px; border-radius: var(--radius); background: var(--weiss); border: 1.5px solid #C5D0D6; cursor: pointer; font-weight: 700; line-height: 1.25; transition: border-color .15s, background-color .15s; }
.wahl label:hover { border-color: var(--tinte); }
.wahl input { position: absolute; left: 0; top: 0; width: 1px; height: 1px; margin: 0; opacity: 0; pointer-events: none; }
.wahl label:has(input:checked) { border-color: var(--tinte); background: var(--blau-hell); box-shadow: inset 0 0 0 1px var(--tinte); }
.wahl--rot label:has(input:checked) { background: var(--rot-hell); }
.wahl label:has(input:focus-visible) { outline: 3px solid var(--blau); outline-offset: 2px; }
.wahl label::before { content: ""; width: 18px; height: 18px; border-radius: 4px; border: 2px solid #8A99A3; flex: none; background: var(--weiss); }
.wahl label:has(input[type=radio])::before { border-radius: 50%; }
.wahl label:has(input:checked)::before { border-color: var(--tinte); background: var(--tinte); box-shadow: inset 0 0 0 3px var(--weiss); }
.wahl small { display: block; font-weight: 400; color: var(--tinte-weich); font-size: .85rem; margin-top: 2px; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; display: grid; gap: 12px; }
legend { font: 800 1.3rem/1.15 var(--f-kopf); font-stretch: 110%; padding: 0; margin-bottom: 12px; }
legend small { display: block; font: 400 .95rem/1.4 var(--f-text); color: var(--tinte-weich); margin-top: 4px; }

/* Ablauf als Leitung */
.strang { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; counter-reset: s; }
.strang li { position: relative; padding: 46px 18px 0 0; counter-increment: s; }
.strang li::before { content: ""; position: absolute; left: 0; right: 0; top: 14px; height: var(--rohr); background: var(--rot); }
.strang li:first-child::before { border-radius: 5px 0 0 5px; }
.strang li:last-child::before { right: 18px; border-radius: 0 5px 5px 0; }
.strang li::after { content: counter(s); position: absolute; left: 0; top: 0; width: 38px; height: 38px; border-radius: 50%; background: var(--weiss); border: 3px solid var(--tinte); display: grid; place-items: center; font: 500 .85rem/1 var(--f-mono); }
.strang b { display: block; font: 800 1.1rem/1.2 var(--f-kopf); font-stretch: 110%; margin-bottom: 6px; }
.strang p { color: var(--tinte-weich); font-size: .97rem; }
@media (max-width: 860px) {
  .strang { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .strang li { padding: 2px 0 0 60px; min-height: 40px; }
  .strang li::before { left: 15px; right: auto; top: 0; bottom: -22px; width: var(--rohr); height: auto; border-radius: 0; }
  .strang li:first-child::before { border-radius: 5px 5px 0 0; top: 10px; }
  .strang li:last-child::before { display: none; }
}

/* Abschluss */
.abschluss { background: var(--tinte); color: var(--weiss); }
.abschluss .einleitung { color: #C9D3D9; }
.abschluss__raster { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 28px 48px; }
.abschluss h2 { max-width: 15ch; }
.abschluss .knopf--rand { color: var(--weiss); border-color: var(--weiss); }
.abschluss .knopf--rand:hover { background: var(--weiss); color: var(--tinte); }
.abschluss :focus-visible, .verteiler :focus-visible, .fuss :focus-visible { outline-color: #8FB4F5; }

/* Fuß */
.fuss { background: #0C151C; color: #B5C1C8; padding: clamp(40px, 5vw, 64px) 0 24px; font-size: .97rem; }
.fuss__raster { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 28px; }
.fuss .marke { color: var(--weiss); }
.fuss .marke small { color: #9FB0BB; }
.fuss a { color: var(--weiss); }
.fuss a:hover { color: #8FB4F5; }
.fuss h3 { font: 500 .75rem/1.3 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: #9FB0BB; margin-bottom: 10px; }
.fuss__klein { margin-top: 36px; padding-top: 20px; border-top: 1px solid #22313C; font-size: .88rem; color: #8C9AA3; }
@media (max-width: 860px) { .fuss__raster { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
@media (max-width: 520px) { .fuss__raster { grid-template-columns: minmax(0, 1fr); } }
.hit-fuss { padding-bottom: 64px; }

/* Erscheinen */
.rein { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.rein.da { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .rein { opacity: 1; transform: none; transition: none; }
  .fluss { animation: none; stroke-dasharray: none; }
  * { scroll-behavior: auto !important; }
}