/* Nordfilter24 – Design-System. Statisch, ohne Framework.
   Aufbau: Tokens · Basis · Bausteine · Kopf · Seitenraster/Hero · Tafel · Inhalt · Fuß · Breakpoints */

@font-face { font-family: "Barlow Condensed"; src: url("/assets/fonts/barlow-condensed-semibold.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Barlow Condensed"; src: url("/assets/fonts/barlow-condensed-bold.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Open Sans"; src: url("/assets/fonts/open-sans.woff2") format("woff2"); font-weight: 400 700; font-style: normal; font-display: swap; }

/* ---------- Tokens ---------- */
:root {
  --black: #000;
  --black-red: #0a0000;
  --red: #960019;          /* Handlungsfarbe: nur Anrufen */
  --red-hover: #b20e30;
  --text: #4a4a4a;
  --light: #f5f5f5;
  --muted-dark: #a8a8a8;   /* Nebentext auf Schwarz */
  --line: #d6d6d6;
  --display: "Barlow Condensed", system-ui, sans-serif;
  --body: "Open Sans", system-ui, sans-serif;
  --wrap: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --header-h: 4.25rem;
}

/* ---------- Basis ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 1rem; scroll-padding-bottom: 5rem; }
body { margin: 0; font-family: var(--body); font-size: 1rem; line-height: 1.6; color: var(--text); background: #fff; overflow-x: clip; padding-bottom: 4rem; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3 { font-family: var(--display); text-transform: uppercase; color: var(--black); margin: 0; line-height: 1.05; }
p { margin: 0; }
a { color: inherit; }
strong { color: var(--black); }
:focus-visible { outline: 3px solid var(--black); outline-offset: 3px; }
.dark :focus-visible, .site-header :focus-visible, .site-footer :focus-visible, .callbar :focus-visible { outline-color: #fff; }
.hero-text:focus { outline: none; }
.svg-defs { position: absolute; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 50; background: #fff; color: var(--black); padding: .6rem 1rem; font-weight: 700; }
.skip:focus { top: 1rem; }

/* ---------- Bausteine ---------- */
/* Anruf-Knopf: einzige rote Fläche der Seite */
.call {
  display: flex; align-items: center; justify-content: center; gap: .75rem;
  min-height: 3.5rem; padding: .75rem 1.25rem;
  background: var(--red); color: #fff; text-decoration: none;
  font-family: var(--display); font-weight: 700; font-size: 1.3rem; letter-spacing: .06em; text-transform: uppercase;
  transition: background-color .15s ease;
}
.call:hover { background: var(--red-hover); }
.call svg { width: 1.25rem; height: 1.25rem; flex: none; }
.call span { font-variant-numeric: tabular-nums; }

/* Nebenhandlungen (Route, E-Mail, Weiterlesen): schwarz umrandet */
.btn-line {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem; justify-self: start;
  min-height: 3rem; padding: .6rem 1.15rem;
  border: 2px solid var(--black); background: #fff; color: var(--black); text-decoration: none;
  font-family: var(--display); font-weight: 700; font-size: 1.15rem; letter-spacing: .06em; text-transform: uppercase;
  transition: background-color .15s ease, color .15s ease;
}
.btn-line:hover { background: var(--black); color: #fff; }
.btn-line svg { width: 1.1rem; height: 1.1rem; flex: none; }
.btn-note { font-size: .85rem; margin-top: -.75rem; }

.textlink { color: var(--black); font-weight: 700; text-decoration-thickness: 2px; text-underline-offset: .2em; }
.textlink:hover { text-decoration-thickness: 3px; }

/* Entwurfsmarkierung: offene Kundenangaben sichtbar halten (vor Go-Live entfernen) */
.draft { display: inline-block; font-size: .78rem; line-height: 1.4; padding: .15rem .45rem; border: 1px dashed var(--text); color: var(--text); }
.draft b { letter-spacing: .08em; }

/* Platzhalter für Fotos, die noch fehlen */
.placeholder {
  margin: 0; aspect-ratio: 16 / 9; display: grid; place-items: center; text-align: center; padding: 1.5rem;
  border: 2px dashed var(--text);
  background: repeating-linear-gradient(-45deg, #e4e4e4 0 14px, #ececec 14px 28px);
  color: var(--black); font-family: var(--display); font-weight: 600; text-transform: uppercase; letter-spacing: .14em; font-size: 1.1rem;
}
.placeholder small { display: block; margin-top: .35rem; font-family: var(--body); font-weight: 400; text-transform: none; letter-spacing: 0; font-size: .85rem; color: var(--text); }

/* ---------- Kopf ---------- */
.site-header { background: var(--black); color: #fff; position: relative; z-index: 20; }
.site-header-inner { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; min-height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.wordmark { font-family: var(--display); font-weight: 700; font-size: 1.6rem; letter-spacing: .08em; text-transform: uppercase; color: #fff; text-decoration: none; }
.nav-toggle {
  display: inline-flex; align-items: center; gap: .5rem; min-height: 2.75rem; padding: .4rem .9rem;
  background: none; border: 2px solid #fff; color: #fff; cursor: pointer;
  font-family: var(--display); font-weight: 700; font-size: 1.1rem; letter-spacing: .1em; text-transform: uppercase;
}
.nav-toggle-bars { width: 1.1rem; height: 2px; background: currentColor; box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor; }
.site-nav { display: none; }
.site-nav.is-open { display: block; position: absolute; left: 0; right: 0; top: 100%; background: var(--black); border-top: 1px solid rgba(255,255,255,.18); padding: .5rem var(--gutter) 1.25rem; }
.site-nav ul { list-style: none; margin: 0; padding: 0; }
.site-nav a { display: block; padding: .7rem 0; color: #fff; text-decoration: none; font-family: var(--display); font-weight: 600; font-size: 1.2rem; letter-spacing: .1em; text-transform: uppercase; border-bottom: 1px solid rgba(255,255,255,.12); }
.site-nav a:hover { color: var(--muted-dark); }
.site-nav a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: .35em; }
@media (scripting: none) {
  .site-nav { display: block; }
  .nav-toggle { display: none; }
}

/* ---------- Seitenraster & Hero ---------- */
.page {
  width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto;
  display: grid; grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "hero" "tafel" "main";
}

/* Hintergrund hinter dem Hero: Hoffoto (Startseite) oder reine Fläche (Unterseiten) */
.hero-bg { grid-column: 1 / -1; grid-row: 1 / 3; margin-inline: calc(50% - 50vw); position: relative; z-index: 0; isolation: isolate; background: var(--black-red); overflow: hidden; }
.hero-bg img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; object-position: 30% 55%; filter: grayscale(.35); }
.hero-bg::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0,0,0,.7) 0%, rgba(0,0,0,.6) 35%, rgba(10,0,0,.92) 72%, var(--black-red) 100%); }

.hero { grid-area: hero; position: relative; z-index: 1; color: #fff; }
.hero-text { padding-block: 1.25rem 1.5rem; }
.hero h1 { color: #fff; font-weight: 700; font-size: clamp(2.3rem, 1.3rem + 4.4vw, 4.4rem); letter-spacing: .03em; max-width: 16ch; }
.page--sub .hero h1 { font-size: clamp(2.1rem, 1.3rem + 3.2vw, 3.6rem); max-width: 20ch; }
.hero-lead { margin-top: 1rem; max-width: 36rem; font-size: clamp(1.02rem, .98rem + .3vw, 1.2rem); color: #e6e6e6; }

.crumbs { padding-top: 1.25rem; font-size: .85rem; color: var(--muted-dark); }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .25rem; }
.crumbs li + li::before { content: "/"; margin-right: .25rem; }
.crumbs a { color: #fff; }

.trust { list-style: none; margin: 1.1rem 0 0; padding: .9rem 0 0; display: flex; flex-wrap: wrap; gap: .4rem 1.5rem; border-top: 1px solid rgba(255,255,255,.18); max-width: 40rem; }
.trust li { display: flex; align-items: center; gap: .55rem; font-size: .92rem; color: #e6e6e6; }
.trust li::before { content: ""; width: .5rem; height: .5rem; background: var(--muted-dark); flex: none; }

/* ---------- Tafel (auf jeder Seite gleich) ---------- */
.tafel { grid-area: tafel; position: relative; z-index: 2; align-self: start; margin-bottom: 2rem; background: #fff; color: var(--text); border: 3px solid var(--black); box-shadow: 0 0 0 1px rgba(255,255,255,.25); }
.tafel::before, .tafel::after { content: ""; position: absolute; top: .55rem; width: 7px; height: 7px; border-radius: 50%; background: #bdbdbd; box-shadow: inset 0 1px 1px rgba(0,0,0,.45); }
.tafel::before { left: .55rem; }
.tafel::after { right: .55rem; }
.tafel-head { background: var(--black); color: #fff; padding: .7rem 1.4rem; }
.tafel-head p { font-family: var(--display); font-weight: 600; font-size: 1rem; letter-spacing: .22em; text-transform: uppercase; }
.tafel-body { padding: 1.1rem 1.4rem 1.4rem; display: grid; gap: 1rem; }
.tafel-price { order: -1; }
.tafel-street { font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--black); font-size: 2rem; line-height: 1; }
.tafel-town { margin-top: .25rem; }
.hours { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: .2rem 1.25rem; padding-block: .9rem; border-block: 1px solid var(--line); }
.hours dt { font-weight: 700; color: var(--black); }
.hours dd { margin: 0; font-variant-numeric: tabular-nums; }
.tafel-label { font-family: var(--display); font-weight: 600; text-transform: uppercase; letter-spacing: .18em; font-size: .85rem; color: var(--black); margin-bottom: .35rem; }
.price { display: flex; align-items: baseline; flex-wrap: wrap; gap: .25rem .75rem; }
.price strong { font-family: var(--display); font-weight: 700; font-size: 1.75rem; color: var(--black); letter-spacing: .02em; }
.price-note { font-size: .85rem; }
.tafel-alt { font-size: .9rem; }
.tafel-alt a { color: var(--black); font-weight: 700; }

/* ---------- Inhalt: gestapelte Blöcke mit Trennlinien ---------- */
.main { grid-area: main; padding-block: 1rem 4rem; min-width: 0; }
.block { padding-block: 2.25rem; border-top: 2px solid var(--black); display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.25rem; }
.block:last-child { padding-bottom: 0; }
.block h2 { font-weight: 700; font-size: clamp(1.8rem, 1.35rem + 1.8vw, 2.5rem); letter-spacing: .04em; max-width: 18ch; }
.block-body { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.25rem; align-content: start; }
.block-body > p, .block-body > ul.list, .block-body > ol.list { max-width: 40rem; }
.block-body h3 { font-weight: 700; font-size: 1.35rem; letter-spacing: .05em; }

/* Aufzählung mit Quadrat statt Punkt */
ul.list { margin: 0; padding: 0; list-style: none; display: grid; gap: .45rem; }
ul.list li { display: grid; grid-template-columns: .9rem 1fr; gap: .6rem; }
ul.list li::before { content: ""; width: .5rem; height: .5rem; margin-top: .6rem; background: var(--black); }
ol.list { margin: 0; padding-left: 1.4rem; display: grid; gap: .45rem; }

/* Legende und Ablauf mit Filtermodell */
.legend { font-size: .85rem; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; }
.step { --mark: 4.5rem; position: relative; display: grid; grid-template-columns: var(--mark) minmax(0, 1fr); gap: 1.1rem; padding-bottom: 1.5rem; }
.step:last-child { padding-bottom: 0; }
.step:not(:last-child)::after { content: ""; position: absolute; left: calc(var(--mark) / 2 - 1px); top: calc(var(--mark) + .25rem); bottom: .25rem; width: 2px; background: var(--black); }
.cell-mark { width: var(--mark); height: var(--mark); }
@media (min-width: 600px) { .step { --mark: 6rem; } }
.step-no { display: block; font-family: var(--display); font-weight: 600; letter-spacing: .2em; font-size: .85rem; text-transform: uppercase; }
.step h3 { font-weight: 700; font-size: 1.4rem; letter-spacing: .06em; margin-bottom: .3rem; }
.step .aside { font-size: .9rem; margin-top: .5rem; padding-top: .5rem; border-top: 1px solid var(--line); max-width: 34rem; }

/* Gegenüberstellung „Reinigen oder tauschen" */
.weiche { display: grid; border: 1px solid var(--black); }
.weiche > div { padding: 1.25rem; display: grid; grid-template-columns: 4.5rem 1fr; gap: .9rem 1rem; align-content: start; }
.weiche > div + div { border-top: 1px solid var(--black); background: var(--light); }
.weiche img { width: 4.5rem; height: 4.5rem; }
.weiche h3 { font-weight: 700; font-size: 1.3rem; letter-spacing: .06em; align-self: center; }
.weiche ul.list { grid-column: 1 / -1; }
.hinweis { font-weight: 600; color: var(--black); }

/* Preistabelle */
.table-wrap { overflow-x: auto; }
.prices { width: 100%; border-collapse: collapse; min-width: 18rem; }
.prices caption { text-align: left; font-size: .85rem; padding-bottom: .5rem; }
.prices th, .prices td { text-align: left; padding: .8rem .75rem .8rem 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.prices thead th { font-family: var(--display); font-weight: 600; letter-spacing: .14em; text-transform: uppercase; font-size: .85rem; color: var(--black); border-bottom: 2px solid var(--black); }
.prices td:last-child, .prices th:last-child { text-align: right; padding-right: 0; white-space: nowrap; }
.prices tbody th { font-weight: 700; color: var(--black); }
.prices .amount { font-family: var(--display); font-weight: 700; font-size: 1.35rem; color: var(--black); }

/* Orte und Bilder */
.orte { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.orte li { padding: .25rem .65rem; border: 1px solid var(--black); font-family: var(--display); font-weight: 600; text-transform: uppercase; letter-spacing: .1em; font-size: 1rem; color: var(--black); }
.ort { display: grid; gap: .5rem; padding-block: 1.25rem; border-bottom: 1px solid var(--line); }
.ort:first-of-type { border-top: 1px solid var(--line); }
.ort h3 { font-size: 1.5rem; letter-spacing: .06em; }
.ort-meta { font-size: .85rem; font-family: var(--display); font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--black); }
.photo { margin: 0; }
.photo img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.photo img.pos-schild { object-position: 50% 39%; }
.photo img.pos-empfang { object-position: 50% 30%; }
.video { margin: 0; max-width: 20rem; }
.video video { display: block; width: 100%; height: auto; aspect-ratio: 9 / 16; background: var(--black); }
.video figcaption { margin-top: .5rem; font-size: .85rem; }
.photo figcaption { margin-top: .5rem; font-size: .85rem; }

/* Fragen zum Aufklappen */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-block: .9rem; cursor: pointer; list-style: none; font-weight: 700; color: var(--black); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; content: "+" / ""; flex: none; width: 1.75rem; height: 1.75rem; display: grid; place-items: center; border: 1px solid var(--black); font-family: var(--display); font-size: 1.3rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; content: "–" / ""; }
.faq details > div { padding-bottom: 1rem; max-width: 40rem; display: grid; gap: .75rem; }

/* Rechtstexte */
.legal { max-width: 44rem; display: grid; gap: 1rem; }
.legal h2 { font-size: 1.6rem; letter-spacing: .04em; margin-top: 1rem; }
.legal h3 { font-size: 1.2rem; letter-spacing: .05em; margin-top: .5rem; }
.legal address { font-style: normal; }

/* ---------- Fuß ---------- */
.site-footer { background: var(--black); color: var(--muted-dark); }
.site-footer-inner { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; padding-block: 3rem 1.5rem; display: grid; gap: 2rem; }
.site-footer .wordmark { font-size: 1.4rem; }
.site-footer h2 { color: #fff; font-size: 1rem; letter-spacing: .2em; margin-bottom: .6rem; }
.site-footer a { color: #fff; }
.site-footer address { font-style: normal; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .35rem; }
.footer-base { border-top: 1px solid rgba(255,255,255,.18); padding-top: 1.25rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1.5rem; font-size: .85rem; }
.footer-base ul { display: flex; flex-wrap: wrap; gap: .25rem 1.25rem; }

/* Feste Anrufleiste auf dem Handy */
.callbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; background: var(--black); padding: .5rem; padding-bottom: calc(.5rem + env(safe-area-inset-bottom, 0px)); }
.callbar .call { min-height: 3rem; font-size: 1.15rem; }

/* ---------- Breakpoints ---------- */
@media (min-width: 640px) {
  .weiche { grid-template-columns: 1fr 1fr; }
  .weiche > div + div { border-top: 0; border-left: 1px solid var(--black); }
  .site-footer-inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-base { grid-column: 1 / -1; }
}

@media (min-width: 900px) {
  html { scroll-padding-bottom: 0; }
  body { padding-bottom: 0; }
  .callbar { display: none; }
  .nav-toggle { display: none; }
  .site-nav, .site-nav.is-open { display: block; position: static; padding: 0; border: 0; background: none; }
  .site-nav ul { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .25rem 1.25rem; }
  .site-nav a { padding: .3rem 0; font-size: 1rem; border: 0; }
  .page { grid-template-columns: minmax(0, 1fr) minmax(320px, 380px); column-gap: 3rem; grid-template-areas: "hero tafel" "main tafel"; }
  .hero-bg { grid-row: 1; }
  .hero-text { padding-block: clamp(2rem, 6vw, 4.5rem) 3.5rem; }
  .page--sub .hero-text { padding-block: 2rem 3rem; }
  .tafel { grid-row: 1 / 3; margin-top: 2.5rem; margin-bottom: 4rem; }
  .tafel-price { order: 0; }
  .main { padding-top: 3rem; }
  .site-footer-inner { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
}
@media (min-width: 900px) and (min-height: 640px) {
  .tafel { position: sticky; top: 1.5rem; }
}
@media (min-width: 1200px) {
  .block { grid-template-columns: 12rem minmax(0, 1fr); column-gap: 2.5rem; }
  .block h2 { font-size: 2rem; }
  .site-nav ul { gap: .25rem 1.6rem; }
}
@media (prefers-reduced-motion: reduce) { .call, .btn-line { transition: none; } }
@media print { .site-header, .callbar, .site-footer { display: none; } }