/* ==========================================================================
   B. Terzi Bauunternehmung GmbH – Stylesheet
   --------------------------------------------------------------------------
   Aufbau:
   1.  Schrift (lokal eingebunden, keine externen Anfragen)
   2.  Design-Tokens (Farben, Typografie, Raster)
   3.  Reset & Basis
   4.  Layout-Helfer
   5.  Header & Navigation
   6.  Buttons & Links
   7.  Hero
   8.  Unternehmen
   9.  Leistungsbereiche
   10. Rohbau & Betonbau (interaktiver Schnitt)
   11. Ausbau & Sanierung
   12. Ablauf
   13. Pension
   14. Kontakt
   15. Footer
   16. Rechtliche Seiten
   17. Animationen & Reduced Motion
   ========================================================================== */

/* 1. Schrift ---------------------------------------------------------------
   Archivo Variable: Gewicht (wght) und Breite (wdth) sind stufenlos wählbar.
   Überschriften nutzen eine leicht erweiterte Breite für den "gebauten" Ton. */
@font-face {
  font-family: "Archivo";
  src: url("assets/fonts/archivo-var.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}

/* 2. Design-Tokens ---------------------------------------------------------- */
:root {
  /* Farben */
  --paper:      #F2F0EB;  /* Off-White, Grundfläche */
  --paper-2:    #E8E5DE;  /* Beton hell, Wechselflächen */
  --warm:       #EAE3D8;  /* warmer Ton, nur Pension */
  --ink:        #1F2022;  /* Anthrazit, Text & dunkle Flächen */
  --ink-2:      #2A2B2E;  /* dunkle Fläche, leicht aufgehellt */
  --concrete:   #8D8C87;  /* Beton-Grau, Linien & Nebentext */
  --text-soft:  #5B5A57;  /* Nebentext auf hell (Kontrast > 6:1) */
  --line:       #CBC8C1;  /* Haarlinien auf hell */
  --line-dark:  #45464A;  /* Haarlinien auf dunkel */
  --copper:     #A84B22;  /* Akzent – sparsam einsetzen */
  --copper-hi:  #E0875B;  /* Akzent auf dunklem Grund */

  /* Typografie */
  --font: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --fs-body: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --fs-small: 0.875rem;
  --fs-h3: clamp(1.375rem, 1.2rem + 0.8vw, 1.75rem);
  --fs-h2: clamp(2rem, 1.2rem + 3.6vw, 4rem);
  --fs-h1: clamp(2.5rem, 1rem + 5.4vw, 5.25rem);

  /* Raster */
  --wrap: 1360px;
  --gutter: clamp(20px, 4vw, 56px);
  --gap: clamp(16px, 2vw, 32px);
  --section: clamp(80px, 11vw, 168px);
  --header-h: 72px;

  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* 3. Reset & Basis ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }

img, svg { display: block; max-width: 100%; }
img { height: auto; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 600;
  font-stretch: 108%;
  line-height: 1.04;
  letter-spacing: -0.022em;
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: 1.15; letter-spacing: -0.012em; }

p { margin: 0; text-wrap: pretty; }
ul, ol, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
}
.on-dark :focus-visible { outline-color: var(--copper-hi); }

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
}
.skip-link:focus { top: 12px; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* 4. Layout-Helfer ---------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
}
.section { padding-block: var(--section); }
.on-dark { background: var(--ink); color: #ECE9E3; }

/* Randnotiz: Name des Abschnitts in der linken Spalte (wie ein Plankopf) */
.margin-note {
  grid-column: 1 / -1;
  margin-bottom: 28px;
  padding-top: 14px;
  border-top: 1px solid currentColor;
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--text-soft);
}
.on-dark .margin-note { color: #A9A8A3; border-color: var(--line-dark); }

/* 5. Header & Navigation ---------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--header-h);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.site-header.is-scrolled,
body.menu-open .site-header {
  /* Kein backdrop-filter: er würde das fixierte Mobile-Menü an den Header binden */
  background: rgba(242, 240, 235, 0.97);
  border-color: var(--line);
}
.nav-bar {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand img { height: 40px; width: auto; }

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.4vw, 36px);
}
.nav-list a {
  position: relative;
  padding-block: 8px;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
}
/* Unterstreichung wächst von links – ruhiger Hover */
.nav-list a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 2px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav-list a:not(.nav-cta):hover::after,
.nav-list a[aria-current="true"]::after { transform: scaleX(1); }
.nav-list a[aria-current="true"] { color: var(--copper); }

.nav-cta {
  padding: 10px 18px !important;
  border: 1px solid var(--ink);
  transition: background-color 0.25s, color 0.25s;
}
.nav-cta:hover { background: var(--ink); color: var(--paper); }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  margin-right: -10px;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  margin: 6px auto;
  background: currentColor;
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-toggle { display: block; }
  .nav-list {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: 24px var(--gutter) 40px;
    background: var(--paper);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0s 0.3s;
  }
  .nav-list.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition-delay: 0s;
  }
  .nav-list li { border-bottom: 1px solid var(--line); }
  .nav-list a {
    display: block;
    padding: 18px 0;
    font-size: 1.5rem;
    font-weight: 600;
    font-stretch: 108%;
  }
  .nav-list a::after { display: none; }
  .nav-list li:last-child { border: 0; margin-top: 24px; }
  .nav-cta {
    display: block;
    text-align: center;
    padding: 16px 18px !important;
    background: var(--copper);
    border-color: var(--copper);
    color: #fff;
    font-size: 1.0625rem !important;
  }
}

/* 6. Buttons & Links -------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 28px;
  border: 1px solid var(--copper);
  border-radius: 2px;
  background: var(--copper);
  color: #fff;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.25s, border-color 0.25s, color 0.25s;
}
.btn:hover { background: #8E3E1B; border-color: #8E3E1B; }
.btn--line { background: transparent; color: inherit; border-color: currentColor; }
.btn--line:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.on-dark .btn--line:hover { background: #ECE9E3; border-color: #ECE9E3; color: var(--ink); }

.link {
  display: inline-block;
  padding-block: 4px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color 0.25s, border-color 0.25s;
}
.link:hover { color: var(--copper); }
.on-dark .link:hover { color: var(--copper-hi); }

/* 7. Hero ------------------------------------------------------------------- */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(32px, 6vw, 88px));
  overflow: hidden;
}
/* Konstruktionsraster: vier feine Hilfslinien, nur Struktur, keine Dekoration */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(to right, rgba(31, 32, 34, 0.07) 1px, transparent 1px);
  background-size: 25% 100%;
  background-position: var(--gutter) 0;
}
.hero-grid { position: relative; align-items: end; row-gap: 48px; }
.hero-copy { grid-column: 1 / span 7; padding-bottom: clamp(24px, 4vw, 56px); }
.hero h1 { max-width: 11ch; }
.hero-claim {
  display: block;
  max-width: 24ch;
  margin-top: clamp(16px, 2vw, 28px);
  font-size: clamp(1.375rem, 1rem + 1.5vw, 2.125rem);
  font-weight: 500;
  font-stretch: 100%;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-soft);
}
.hero-lead {
  max-width: 46ch;
  margin-top: clamp(24px, 3vw, 40px);
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.25rem);
  color: var(--text-soft);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(28px, 3vw, 44px); }

.hero-figure { grid-column: 9 / span 4; align-self: stretch; display: flex; align-items: flex-end; }
.hero-figure svg { width: 100%; height: auto; max-height: 72vh; }

.hero-areas {
  position: relative;
  margin-top: clamp(40px, 5vw, 72px);
  border-top: 1px solid var(--ink);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.hero-areas a {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 0;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.25s;
}
.hero-areas li + li a { padding-left: var(--gap); border-left: 1px solid var(--line); }
.hero-areas a:hover { color: var(--copper); }
.hero-areas span { padding-right: var(--gap); color: var(--text-soft); font-weight: 400; font-size: var(--fs-small); align-self: center; }

/* Konstruktionszeichnung im Hero */
.fx-line { stroke: var(--ink); stroke-width: 1.4; fill: none; vector-effect: non-scaling-stroke; }
.fx-hatch { fill: url(#hero-hatch); }
.fx-thin { stroke: var(--concrete); stroke-width: 1; fill: none; vector-effect: non-scaling-stroke; }
.fx-axis { stroke: var(--concrete); stroke-width: 1; stroke-dasharray: 10 4 2 4; fill: none; vector-effect: non-scaling-stroke; }
.fx-dash { stroke: var(--ink); stroke-width: 1.2; stroke-dasharray: 5 4; fill: none; vector-effect: non-scaling-stroke; }
.fx-pour { fill: var(--copper); }
.fx-text { font: 600 12px var(--font); fill: var(--concrete); text-anchor: middle; }

@media (max-width: 960px) {
  .hero-copy { grid-column: 1 / -1; }
  .hero-figure { grid-column: 1 / -1; justify-content: flex-end; }
  .hero-figure svg { max-width: 340px; max-height: none; margin-left: auto; }
  .hero-areas { grid-template-columns: 1fr; }
  .hero-areas li + li a { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
}

/* 8. Unternehmen ------------------------------------------------------------ */
.company .statement { grid-column: 1 / span 9; }
.company .statement h2 { max-width: 16ch; }
.company .details {
  grid-column: 4 / span 6;
  margin-top: clamp(28px, 4vw, 56px);
  display: grid;
  gap: 20px;
  color: var(--text-soft);
}
@media (max-width: 960px) {
  .company .statement, .company .details { grid-column: 1 / -1; }
}

/* 9. Leistungsbereiche ------------------------------------------------------ */
.areas { background: var(--paper-2); }
.areas-grid { row-gap: 56px; }
.area {
  grid-column: span 3;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--ink);
}
.area--core { grid-column: span 6; border-top: 6px solid var(--copper); padding-top: 28px; }
.area h3 { max-width: 14ch; }
.area--core h3 { font-size: clamp(1.75rem, 1.2rem + 2vw, 2.75rem); max-width: 18ch; }
.area p { color: var(--text-soft); max-width: 44ch; }
.area ul { display: grid; gap: 6px; font-weight: 500; }
.area ul li { padding-top: 6px; border-top: 1px solid var(--line); }
.area .link { margin-top: auto; align-self: flex-start; }
@media (max-width: 1100px) {
  .area, .area--core { grid-column: 1 / -1; }
  .area h3, .area--core h3 { max-width: none; }
}

/* 10. Rohbau & Betonbau ----------------------------------------------------- */
.rohbau-head { align-items: end; row-gap: 28px; }
.rohbau-head h2 { grid-column: 1 / span 8; max-width: 14ch; }
.rohbau-head p { grid-column: 9 / span 4; color: #B9B7B1; }
.rohbau-body { margin-top: clamp(48px, 6vw, 96px); row-gap: 48px; }

.zones { grid-column: 1 / span 6; border-top: 1px solid var(--line-dark); }
.zone-item { border-bottom: 1px solid var(--line-dark); }
.zone-btn {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  width: 100%;
  padding: 26px 0 28px 22px;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  position: relative;
}
/* Marker links: zeigt, welcher Bauteil-Bereich gerade im Schnitt markiert ist */
.zone-btn::before {
  content: "";
  position: absolute;
  left: 0; top: 30px;
  width: 6px; height: 6px;
  background: var(--line-dark);
  transition: background-color 0.25s, transform 0.25s var(--ease);
}
.zone-btn[aria-pressed="true"]::before { background: var(--copper-hi); transform: scale(1.5); }
.zone-title {
  font-size: clamp(1.25rem, 1.1rem + 0.7vw, 1.625rem);
  font-weight: 600;
  font-stretch: 108%;
  letter-spacing: -0.01em;
  transition: color 0.25s;
}
.zone-btn[aria-pressed="true"] .zone-title,
.zone-btn:hover .zone-title { color: var(--copper-hi); }
.zone-items { color: #B9B7B1; max-width: 52ch; }

.rohbau-figure { grid-column: 8 / span 5; position: sticky; top: calc(var(--header-h) + 24px); align-self: start; }
.rohbau-figure svg { width: 100%; height: auto; }
.rohbau-cta { margin-top: clamp(40px, 5vw, 72px); display: flex; flex-wrap: wrap; gap: 20px 28px; align-items: center; }

/* Schnittzeichnung: Linien hell, aktive Zone in Kupfer, übrige zurückgenommen */
.cut { color: #CFCDC7; }
.cut .zone { transition: opacity 0.35s var(--ease); }
.cut[data-active] .zone:not(.is-active) { opacity: 0.3; }
.cut .s { stroke: currentColor; stroke-width: 1.3; fill: none; vector-effect: non-scaling-stroke; }
.cut .c { fill: url(#hatch); stroke: currentColor; stroke-width: 1.3; vector-effect: non-scaling-stroke; }
.cut .b { fill: url(#brick); stroke: currentColor; stroke-width: 1.3; vector-effect: non-scaling-stroke; }
.cut .e { fill: url(#earth); }
.cut .bg { fill: var(--ink); }
.cut .d { stroke: currentColor; stroke-width: 1.3; stroke-dasharray: 6 4; fill: none; vector-effect: non-scaling-stroke; }
.cut .r { stroke: currentColor; stroke-width: 3.2; stroke-linecap: round; fill: none; }
.cut .zone.is-active { color: var(--copper-hi); }
.cut .zone.is-active .c { fill: url(#hatch-hi); }
.cut .zone.is-active .b { fill: url(#brick-hi); }
.cut .zone.is-active .e { fill: url(#earth-hi); }
.cut .ground { stroke: #CFCDC7; stroke-width: 1.3; vector-effect: non-scaling-stroke; }

@media (max-width: 960px) {
  .rohbau-head h2, .rohbau-head p { grid-column: 1 / -1; }
  .zones, .rohbau-figure { grid-column: 1 / -1; }
  .rohbau-figure { position: static; order: -1; max-width: 520px; }
}

/* 11. Ausbau & Sanierung ---------------------------------------------------- */
.reno-head { row-gap: 24px; margin-bottom: clamp(48px, 6vw, 88px); }
.reno-head h2 { grid-column: 1 / span 8; max-width: 15ch; }
.reno-head p { grid-column: 1 / span 5; color: var(--text-soft); }
.reno-groups { row-gap: 48px; }
.reno-group { grid-column: span 3; padding-top: 22px; border-top: 1px solid var(--ink); }
.reno-group h3 { margin-bottom: 24px; max-width: 12ch; }
.reno-group li {
  padding: 11px 0;
  border-top: 1px solid var(--line);
  font-weight: 500;
}
@media (max-width: 1100px) { .reno-group { grid-column: span 6; } }
@media (max-width: 960px) {
  .reno-head h2, .reno-head p { grid-column: 1 / -1; }
}
@media (max-width: 600px) { .reno-group { grid-column: 1 / -1; } }

/* 12. Ablauf ---------------------------------------------------------------- */
.process { background: var(--paper-2); }
.process h2 { max-width: 16ch; margin-bottom: clamp(48px, 6vw, 88px); }
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
.step { position: relative; padding-top: 44px; counter-increment: step; }
/* Die Linie verbindet die Schritte – hier ist die Nummerierung echte Reihenfolge */
.step::before {
  content: "";
  position: absolute;
  left: 0; right: calc(var(--gap) * -1); top: 8px;
  height: 1px;
  background: var(--ink);
}
.step:last-child::before { right: 0; }
.step::after {
  content: counter(step);
  position: absolute;
  left: 0; top: 0;
  width: 17px; height: 17px;
  display: grid; place-items: center;
  background: var(--ink);
  color: var(--paper);
  font-size: 0.6875rem;
  font-weight: 700;
}
.step:first-child::after { background: var(--copper); }
.step h3 { margin-bottom: 12px; }
.step p { color: var(--text-soft); max-width: 30ch; }
@media (max-width: 960px) {
  .steps { grid-template-columns: 1fr; gap: 0; }
  .step { padding: 0 0 36px 44px; }
  .step::before { left: 8px; right: auto; top: 8px; bottom: 0; width: 1px; height: auto; }
  .step:last-child::before { display: none; }
}

/* 13. Pension --------------------------------------------------------------- */
.pension { background: var(--warm); }
.pension-head { row-gap: 28px; align-items: end; }
.pension-head h2 { grid-column: 1 / span 8; max-width: 16ch; }
.pension-head p { grid-column: 9 / span 4; color: var(--text-soft); }
.gallery {
  margin-top: clamp(40px, 5vw, 72px);
  row-gap: var(--gap);
}
/* Pension-Galerie: Hochformat-Fotos, Außenansicht füllt die Höhe der Reihe */
.photo { margin: 0; grid-column: span 3; display: flex; flex-direction: column; min-width: 0; }
.photo--wide { grid-column: span 6; }
.photo .zoom { aspect-ratio: 3 / 4; }
.photo--wide .zoom { aspect-ratio: auto; flex: 1 1 0; min-height: 0; }
.photo figcaption { margin-top: 10px; font-size: var(--fs-small); color: var(--text-soft); }
@media (max-width: 960px) {
  .pension-head h2, .pension-head p { grid-column: 1 / -1; }
  .photo { grid-column: span 6; }
  .photo--wide { grid-column: 1 / -1; }
  .photo--wide .zoom { flex: none; aspect-ratio: 4 / 3; }
}

.pension-facts { margin-top: clamp(48px, 6vw, 96px); row-gap: 56px; }
.location { grid-column: 1 / span 4; }
.location h3 { margin-bottom: 14px; }
.location p { color: var(--text-soft); margin-bottom: 24px; }
.rooms { grid-column: 6 / span 7; }
.rooms-list { border-top: 1px solid var(--ink); }
.rooms-list > div {
  display: grid;
  grid-template-columns: 80px 1fr;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid #CDC5B7;
}
.rooms-list dt { font-size: 1.75rem; font-weight: 600; font-stretch: 108%; }
.rooms-list dd { font-weight: 500; }
.rooms-list small { display: block; font-size: var(--fs-small); font-weight: 400; color: var(--text-soft); }

.amenities { margin-top: clamp(40px, 5vw, 72px); row-gap: 32px; }
.amenity { grid-column: span 3; padding-top: 18px; border-top: 1px solid var(--ink); }
.amenity h3 { font-size: 1.125rem; margin-bottom: 12px; letter-spacing: 0; }
.amenity li { padding: 3px 0; color: var(--text-soft); }

.pension-cta {
  margin-top: clamp(48px, 6vw, 88px);
  padding: clamp(28px, 4vw, 48px);
  background: var(--ink);
  color: #ECE9E3;
  border-radius: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px 48px;
  align-items: center;
  justify-content: space-between;
}
.pension-cta h3 { max-width: 20ch; }
.pension-cta .actions { display: flex; flex-wrap: wrap; gap: 12px; }
.pension-cta .btn--line:hover { background: #ECE9E3; border-color: #ECE9E3; color: var(--ink); }
.pension-note { margin-top: 20px; font-size: var(--fs-small); color: var(--text-soft); }

@media (max-width: 960px) {
  .location, .rooms { grid-column: 1 / -1; }
  .amenity { grid-column: span 6; }
}
@media (max-width: 560px) { .amenity { grid-column: 1 / -1; } }

/* 14. Kontakt --------------------------------------------------------------- */
.contact-grid { row-gap: 56px; }
.contact-copy { grid-column: 1 / span 5; }
.contact-copy h2 { margin-bottom: 28px; }
.contact-copy > p { color: var(--text-soft); max-width: 40ch; }
.contact-lines { margin-top: 40px; display: grid; gap: 24px; }
.contact-lines dt { font-size: var(--fs-small); color: var(--text-soft); margin-bottom: 4px; }
.contact-lines dd { font-weight: 500; font-style: normal; }
.contact-lines a { text-decoration: none; border-bottom: 1px solid var(--concrete); transition: border-color 0.25s, color 0.25s; }
.contact-lines a:hover { color: var(--copper); border-color: var(--copper); }

.form { grid-column: 7 / span 6; display: grid; gap: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field label { display: block; margin-bottom: 8px; font-size: var(--fs-small); font-weight: 500; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 0;
  border: 0;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.field textarea { resize: vertical; min-height: 140px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--copper);
  box-shadow: 0 1px 0 var(--copper);
}
.form-actions { display: flex; flex-wrap: wrap; gap: 16px 24px; align-items: center; }
.form-note { font-size: var(--fs-small); color: var(--text-soft); max-width: 44ch; }
@media (max-width: 960px) {
  .contact-copy, .form { grid-column: 1 / -1; }
}
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

/* 15. Footer ---------------------------------------------------------------- */
.site-footer { padding-block: clamp(56px, 7vw, 96px) 28px; }
.footer-grid { row-gap: 40px; padding-bottom: 56px; }
.footer-brand { grid-column: 1 / span 5; }
.footer-brand img { height: 40px; width: auto; margin-bottom: 20px; }
.footer-brand p { color: #A9A8A3; max-width: 36ch; font-size: var(--fs-small); }
.footer-col { grid-column: span 3; }
.footer-col--nav { grid-column: 7 / span 3; }
.footer-col--contact { grid-column: 10 / span 3; }
.footer-col h2 { font-size: var(--fs-small); font-weight: 500; font-stretch: 100%; letter-spacing: 0; color: #A9A8A3; margin-bottom: 14px; }
.footer-col a, .footer-col address {
  overflow-wrap: anywhere; display: block; padding: 4px 0; text-decoration: none; font-style: normal; font-size: 0.9375rem; }
.footer-col a:hover { color: var(--copper-hi); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--line-dark);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: var(--fs-small);
  color: #A9A8A3;
}
.footer-bottom nav { display: flex; gap: 24px; }
.footer-bottom a { text-decoration: none; }
.footer-bottom a:hover { color: var(--copper-hi); }
@media (max-width: 960px) {
  .footer-brand { grid-column: 1 / -1; }
  .footer-col, .footer-col--nav, .footer-col--contact { grid-column: span 6; }
}
@media (max-width: 600px) {
  .footer-col, .footer-col--nav, .footer-col--contact { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
}

/* 16. Rechtliche Seiten ----------------------------------------------------- */
.legal-main { padding: calc(var(--header-h) + clamp(40px, 6vw, 88px)) 0 var(--section); }
.legal-article { max-width: 760px; }
.legal-article h1 { font-size: clamp(2.25rem, 1.4rem + 3.4vw, 4rem); margin-bottom: clamp(36px, 5vw, 64px); }
.legal-article h2 {
  margin: 44px 0 12px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 1.375rem;
  letter-spacing: -0.01em;
}
.legal-article p { color: #3F3E3C; }
.legal-article a { color: var(--copper); }
.legal-back { display: inline-block; margin-top: 56px; font-weight: 600; text-decoration: none; border-bottom: 1px solid currentColor; }
.legal-back:hover { color: var(--copper); }

/* 17. Animationen ----------------------------------------------------------- */
/* Scroll-Reveal: nur wenn JavaScript aktiv ist, sonst bleibt alles sichtbar */
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.js .reveal.is-visible { opacity: 1; transform: none; }

/* Hero-Zeichnung: Linien werden einmalig beim Laden "gezeichnet".
   Der Endzustand ist die normale Darstellung – ohne Animation bleibt alles sichtbar. */
.draw {
  vector-effect: none; /* pathLength + non-scaling-stroke vertragen sich nicht */
  stroke-dasharray: 1;
  stroke-dashoffset: 0;
  animation: draw 1.6s var(--ease) both;
  animation-delay: calc(var(--i, 0) * 70ms + 200ms);
}
.fade-in { animation: fade-in 1.2s var(--ease) both; animation-delay: calc(var(--i, 0) * 70ms + 900ms); }
@keyframes draw { from { stroke-dashoffset: 1; } }
@keyframes fade-in { from { opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}

/* Rechtliche Seiten: Header-Button ohne Mobile-Overlay-Verhalten */
.legal-main + .site-footer { padding-block: 32px; }
@media (max-width: 960px) {
  .site-header .btn--plain.nav-cta {
    display: inline-block;
    padding: 10px 14px !important;
    background: transparent;
    border-color: var(--ink);
    color: var(--ink);
    font-size: 0.9375rem !important;
  }
}
.site-header .nav-cta { text-decoration: none; font-weight: 500; }


/* ==========================================================================
   Projekte (Mosaik aus Baustellenfotos) und Vollbildansicht
   ========================================================================== */
.projects { background: var(--paper-2); }
.projects-head { row-gap: 24px; align-items: end; }
.projects-head h2 { grid-column: 1 / span 8; }
.projects-head p { grid-column: 9 / span 4; color: var(--text-soft); }

.proj-group { margin-top: clamp(56px, 7vw, 112px); }
.proj-group-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px 24px;
  margin-bottom: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--ink);
}
.proj-group-head p { color: var(--text-soft); }

/* Zeilenhöhe --row; jedes Foto belegt --c Spalten und --r Zeilen */
.proj-grid {
  --row: clamp(150px, 15.5vw, 215px);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-rows: var(--row);
  gap: var(--gap);
  row-gap: 14px;
}
.proj {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  grid-column: span var(--c, 4);
  grid-row: span var(--r, 2);
}
.proj .zoom { flex: 1 1 0; min-height: 0; }
.proj figcaption { margin-top: 8px; font-size: var(--fs-small); color: var(--text-soft); }

/* Foto-Button (Projekte und Pension) */
.zoom {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: var(--paper);
  overflow: hidden;
  cursor: zoom-in;
  font: inherit;
  color: inherit;
}
.zoom img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: var(--pos, 50% 50%);
  transition: transform 0.8s var(--ease);
}
.zoom:hover img { transform: scale(1.03); }

/* Textfeld neben den Bodenplatten-Fotos */
.proj-cta {
  grid-column: span 4;
  grid-row: span 3;
  padding-top: 18px;
  border-top: 1px solid var(--ink);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}
.proj-cta p { color: var(--text-soft); max-width: 32ch; }
.proj-cta .btn { margin-top: 8px; }

@media (max-width: 960px) {
  .projects-head h2, .projects-head p { grid-column: 1 / -1; }
  .proj-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: auto; row-gap: 22px; }
  .proj { grid-column: span 2; grid-row: auto; }
  .proj .zoom { flex: none; aspect-ratio: 16 / 10; }
  .proj--p .zoom { aspect-ratio: 4 / 5; }
  .proj--half { grid-column: span 1; }
  .proj--half .zoom { aspect-ratio: 3 / 4; }
  .proj-cta { grid-column: 1 / -1; grid-row: auto; padding-bottom: 8px; }
  .proj-cta .btn { margin-top: 8px; }
}

/* Vollbildansicht */
body:has(dialog[open]) { overflow: hidden; }
.lightbox {
  width: 100%;
  max-width: none;
  height: 100%;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: #ECE9E3;
}
.lightbox::backdrop { background: rgba(24, 25, 27, 0.95); }
.lb-stage {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 64px clamp(16px, 7vw, 96px) 24px;
}
.lb-img { display: block; max-width: 100%; max-height: calc(100vh - 150px); max-height: calc(100dvh - 150px); width: auto; height: auto; }
.lb-cap { display: flex; gap: 16px; font-size: var(--fs-small); color: #C8C6C0; }
.lb-count { color: #A9A8A3; }
.lb-btn {
  position: absolute;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid #55565A;
  border-radius: 2px;
  background: rgba(31, 32, 34, 0.85);
  color: #ECE9E3;
  cursor: pointer;
  transition: background-color 0.25s, border-color 0.25s;
}
.lb-btn:hover { background: #3A3B3F; border-color: #8D8C87; }
.lb-btn:focus-visible { outline: 2px solid var(--copper-hi); outline-offset: 3px; }
.lb-close { top: 12px; right: 12px; }
.lb-prev { left: 12px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 12px; top: 50%; transform: translateY(-50%); }
@media (max-width: 600px) {
  .lb-prev, .lb-next { top: auto; bottom: 12px; transform: none; }
  .lb-prev { left: 12px; }
  .lb-next { right: 12px; }
  .lb-stage { padding-bottom: 76px; }
  .lb-cap { flex-direction: column; gap: 2px; text-align: center; }
}