/* Pick Up Perkic: deep navy, architectural concrete and restrained copper. */
:root {
  --ink: #203340;
  --deep: #142534;
  --orange: #a95f3f;
  --copper-ink: #82432d;
  --copper-light: #d2a08a;
  --paper: #f6f3ec;
  --stone: #e9e5df;
  --muted: #54595b;
  --line: #cec8bf;
}

body { background: var(--paper); }
h1, h2 { letter-spacing: 0; }
:focus-visible { outline-color: var(--orange); }
.eyebrow, .orange { color: var(--copper-ink); }
.section { position: relative; }
.section > .wrap { position: relative; z-index: 1; }

/* Dark signature appears once at entry, then the page opens into stone. */
.site-header {
  background: var(--deep);
  color: var(--paper);
  border-bottom: 1px solid #ffffff27;
}
.brand-words { color: var(--paper); }
.brand-words b { color: #f7f3ee; }
.nav a:hover, .nav a[aria-current=page] { color: var(--copper-light); }
.nav-phone { text-decoration: none; border-bottom: 2px solid var(--orange); padding-bottom: 5px; }
.button { background: var(--orange); color: #fff; border-radius: 3px; line-height: 1.3; }
.button:hover { background: #874830; }
.button.secondary { background: transparent; color: inherit; border-color: currentColor; }
.button.secondary:hover { background: #a95f3f19; }
.button.ink { background: var(--ink); color: var(--paper); }
.button.ink:hover { background: #365267; }

.hero {
  background: linear-gradient(105deg, #142534e7, #1e394bdc), url('concrete-light.webp') center / cover;
  color: var(--paper);
  border-bottom: 4px solid var(--orange);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg, transparent 0 127px, #ffffff0a 128px);
  pointer-events: none;
}
.hero-grid { grid-template-columns: 1.07fr 1fr; gap: 44px; min-height: 660px; }
.hero h1 { font-size: clamp(60px, 7vw, 103px); line-height: 1; }
.hero h1 .last-line { color: var(--copper-light); }
.hero .eyebrow { color: #e0c6ba; }
.hero .lead { color: #e1ded9; }
.hero-calculator-link { color: var(--paper); text-decoration-color: var(--copper-light); }
.hero-visual { border-top: 3px solid var(--orange); }
.hero-photo { filter: saturate(.84); }
.hero-brandplate {
  background: #142534ed;
  border-left: 4px solid var(--orange);
  box-shadow: 0 10px 35px #0006;
}
.hero-brandplate span { color: var(--copper-light); font-size: 23px; letter-spacing: .08em; }
.hero-visual figcaption { color: #ebe9e4; text-shadow: 0 1px 4px #000; }

.proof-row {
  background: var(--stone) url('concrete-light.webp') center / cover;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  padding-block: 22px;
}
.proof-row span { padding-left: 16px; border-left: 3px solid var(--orange); }
.proof-row span::before { display: none; }

#leistungen { background: #f4f0ea; }
#leistungen::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 18px;
  background: url('concrete-light.webp') center / cover;
  border-bottom: 1px solid #c1bcb5;
}
.section-intro p { color: var(--muted); }
.services { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px; }
.service-card, .service-card.primary {
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 0;
  background: #f8f5ef;
  color: var(--ink);
  border: 1px solid var(--line);
  border-top: 4px solid #8a8e8e;
  border-radius: 3px;
  overflow: hidden;
  box-shadow: 0 8px 25px #1425340b;
}
.service-card.primary { grid-column: auto; border-top-color: var(--orange); }
.service-card:hover { border-color: var(--orange); transform: translateY(-3px); box-shadow: 0 14px 30px #1425341c; }
.service-photo { aspect-ratio: 1.72; filter: saturate(.88); }
.service-body { display: flex; flex-direction: column; flex: 1; padding: 27px 30px 29px; }
.service-card .service-number, .service-card.primary .service-number {
  color: var(--copper-ink);
  font-size: 37px;
  margin-bottom: 15px;
}
.service-card h3 { font-size: 36px; margin-bottom: 15px; }
.service-card p { color: var(--muted); flex: 1; }
.service-card .card-label, .service-card.primary .card-label {
  border-top-color: #b9b3aa;
  color: var(--copper-ink);
  margin-top: 10px;
}
.image-note { font-size: 13px; }
.service-links a { background: #f8f5ef; }
.service-links a:hover { background: var(--stone); }

/* The reference folder's concrete strip becomes a substantial material band. */
#prozess {
  background: linear-gradient(#e3dfd9b8, #e3dfd9cb), url('concrete-light.webp') center / cover;
  color: var(--ink);
  border-block: 1px solid #c5c1ba;
}
.steps { gap: 24px; }
.step {
  background: #f8f5efbd;
  border-top: 3px solid var(--orange);
  border-bottom: 1px solid #b8b1a9;
  padding: 25px 27px 28px;
  backdrop-filter: blur(2px);
}
.step strong { color: var(--copper-ink); font-size: 38px; margin-bottom: 14px; }
.step p { color: #434749; margin-bottom: 0; }

#ueber-uns { background: #f7f4ee; }
.portrait img { filter: saturate(.9); }
.portrait figcaption { background: var(--deep); color: var(--paper); border-left: 4px solid var(--orange); }

#gewerbe {
  background: linear-gradient(110deg, #142534ed, #1e394be5), url('concrete-light.webp') center / cover;
  color: var(--paper);
}
#gewerbe .eyebrow { color: var(--copper-light); }
#gewerbe .lead { color: #ddd8d1; }
.b2b-list { gap: 20px 24px; }
.b2b-list div { border-top: 2px solid #a95f3f; padding-top: 21px; }
.b2b-list p { color: #d4d1cc; }
.b2b-list a { color: #e7b8a3; font-weight: 800; font-size: 14px; }
.b2b-list a span { white-space: nowrap; }

#rechner { background: #f4f0ea; }
.calculator-grid { grid-template-columns: .86fr 1.14fr; gap: 52px; }
.calculator-panel {
  background: #faf8f3;
  border: 1px solid var(--line);
  border-top: 4px solid var(--orange);
  box-shadow: 0 15px 35px #14253410;
}
.field { min-width: 0; }
.form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.field input, .field select, .field textarea { background: #fff; border-color: #b9b5ae; }
.field input[type=range], .consent input { accent-color: var(--orange); }
.estimate-result { background: #233b4d; color: var(--paper); border-left: 4px solid var(--orange); }
.estimate-result small, .estimate-result p { color: #ede9e2; }
.estimate-result output { font-size: clamp(38px, 4.5vw, 64px); overflow-wrap: anywhere; }
.estimate-result output[data-price-state=individual] { font-size: clamp(28px, 3vw, 42px); line-height: 1.15; }
.estimate-result .calculator-summary { border-top: 1px solid #ffffff42; }
.calculator-summary { padding: 18px 0; font-size: 14px; }
.calculator-summary p, .calculator-summary dl { margin: 0; }
.calculator-summary dt { font-weight: 800; }
.calculator-summary dd { margin: 0 0 8px; }
.calculator-options { display: flex; flex-wrap: wrap; gap: 8px; }
.calculator-choice { border: 1px solid var(--line); padding: 10px; background: #fff; }
.calculator-choice[aria-pressed=true] { border-color: var(--orange); background: #f2e6df; }
.calculator-intro-note { color: var(--muted); font-size: 14px; }

.faq-list summary::after { color: var(--copper-ink); }
.contact-band {
  background: linear-gradient(#e6e1dabb, #e6e1dabb), url('concrete-light.webp') center / cover;
  color: var(--ink);
  border-top: 4px solid var(--orange);
  border-bottom: 1px solid #b5afa7;
}
.contact-band .button.secondary { border-color: var(--ink); }
.site-footer { background: var(--deep); color: var(--paper); }
.footer-grid p, .footer-bottom { color: #cec9c1; }
.footer-bottom, .footer-site-links { border-top: 1px solid #ffffff29; }
.footer-site-links { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 28px; padding-top: 24px; font-size: 14px; }
.footer-grid li a:hover, .footer-site-links a:hover { color: var(--copper-light); }

.page-hero {
  background: linear-gradient(110deg, #142534e6, #1c3648e2), url('concrete-light.webp') center / cover;
  color: var(--paper);
  border-bottom: 4px solid var(--orange);
}
.page-hero .lead { color: #e1ded8; }
.page-hero .eyebrow { color: var(--copper-light); }
.breadcrumbs, .page-photo figcaption { color: #ddd8d2; }
.page-photo { border-top: 3px solid var(--orange); }
.page-photo img { filter: saturate(.88); }
.scope-box {
  background: linear-gradient(#f2efe8bd, #f2efe8bd), url('concrete-light.webp') center / cover;
  color: var(--ink);
  border-top: 4px solid var(--orange);
  box-shadow: 0 8px 28px #14253414;
}
.contact-form { background: #faf8f4; border-top: 4px solid var(--orange); }
.route-card { border-top: 2px solid #b6a69a; }
.route-card a { color: var(--copper-ink); }
.mobile-contact { background: var(--deep); color: var(--paper); }

@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1.05fr 1fr; gap: 26px; }
  .hero h1 { font-size: clamp(62px, 7.5vw, 89px); }
  .calculator-grid { gap: 36px; }
  .b2b-grid { grid-template-columns: 1fr; gap: 36px; }
  .b2b-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .nav { background: var(--deep); border-bottom-color: #ffffff29; }
  .hero-grid { display: block; min-height: 0; padding-top: 42px; padding-bottom: 36px; }
  .hero h1 { font-size: clamp(46px, 13vw, 72px); }
  .hero-visual { margin-top: 34px; }
  .hero-brandplate { left: 15px; right: 28px; bottom: 39px; }
  .hero-brandplate img { width: 142px; }
  .hero-brandplate span { font-size: 20px; }
  .proof-row { padding-block: 20px; }
  .services { grid-template-columns: 1fr; gap: 22px; }
  .service-card, .service-card.primary { padding: 0; min-height: 0; }
  .service-body { padding: 25px; }
  .service-photo { aspect-ratio: 1.5; }
  .steps { gap: 18px; }
  .calculator-grid, .form-grid { grid-template-columns: 1fr; }
  .page-hero-with-image .wrap { grid-template-columns: 1fr; }
  .mobile-contact { border-top-color: #ffffff29; }
}

@media (max-width: 480px) {
  .hero-brandplate { flex-direction: column; align-items: flex-start; gap: 5px; padding: 12px; }
  .hero-brandplate img { width: 135px; }
  .hero-brandplate span { font-size: 19px; }
  .b2b-list { grid-template-columns: 1fr; }
}

/* Editorial refinement: a confident entry, a usable service index and a clear route to contact. */
.site-header { position: sticky; top: 0; z-index: 30; box-shadow: 0 8px 26px #0b1b2721; }
.site-header .brand-words { letter-spacing: .018em; }
.hero { border-bottom: 0; }
.hero::before { background: linear-gradient(90deg, #ffffff05 1px, transparent 1px) 0 0 / 112px 100%; }
.hero-grid { grid-template-columns: 1.08fr 1fr; gap: clamp(34px, 4vw, 72px); padding-block: clamp(56px, 6.2vw, 96px); min-height: 690px; }
.hero-copy { padding-bottom: 18px; }
.hero .eyebrow { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; color: #ddc1b2; }
.hero .eyebrow::before { content: ''; width: 34px; height: 2px; background: var(--orange); flex: none; }
.hero h1 { font-size: clamp(65px, 6.65vw, 100px); max-width: 750px; margin-bottom: 29px; line-height: .94; }
.hero .lead { max-width: 500px; margin-bottom: 30px; font-size: clamp(17px, 1.4vw, 20px); color: #e2e1dc; }
.hero .actions { gap: 12px; }
.hero .button { min-width: 185px; }
.hero-calculator-link { margin-top: 23px; font-weight: 800; text-decoration-thickness: 1px; }
.hero-calculator-link span { display: inline-block; margin-left: 6px; text-decoration: none; color: var(--copper-light); }
.hero-visual { min-height: 530px; overflow: visible; border: 0; background: #203340; box-shadow: 22px 22px 0 #ad654638; }
.hero-photo { min-height: 530px; height: 100%; object-position: 58% center; filter: saturate(.82) contrast(1.04); clip-path: polygon(0 0,100% 0,100% 91%,91% 100%,0 100%); }
.hero-image-label { position: absolute; left: 0; right: 15%; bottom: 52px; display: flex; flex-direction: column; gap: 4px; padding: 21px 25px 20px; background: #142534e8; border-left: 4px solid var(--orange); backdrop-filter: blur(6px); }
.hero-image-label strong { font-family: Barlow, 'Arial Narrow', Arial, sans-serif; font-size: clamp(29px, 3vw, 41px); line-height: .95; letter-spacing: .018em; }
.hero-image-label span { font-size: 13px; font-weight: 700; color: #e5ded7; }
.hero-visual figcaption { position: absolute; bottom: 13px; left: 17px; margin: 0; font-size: 11px; color: #f4f1e9; }
.hero-index { display: flex; justify-content: space-between; gap: 24px; max-width: 1380px; margin: 0 auto; padding: 0 var(--space) 23px; color: #cfb7ab; font-size: 11px; font-weight: 800; letter-spacing: .13em; }
.proof-row { max-width: 1380px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; padding-block: 0; border-bottom: 1px solid #c9c0b4; }
.proof-row a { position: relative; display: flex; flex-direction: column; justify-content: center; min-height: 115px; padding: 23px 54px 25px 24px; border-right: 1px solid #c4bbb0; color: var(--ink); text-decoration: none; transition: background .2s ease; }
.proof-row a:last-child { border-right: 0; }
.proof-row a:hover, .proof-row a:focus-visible { background: #faf8f4e0; }
.proof-row a span:first-child { padding: 0; border: 0; color: var(--copper-ink); font-size: 11px; letter-spacing: .11em; text-transform: uppercase; }
.proof-row a strong { margin-top: 4px; font-family: Barlow, 'Arial Narrow', Arial, sans-serif; font-size: clamp(23px, 2.25vw, 32px); line-height: 1.08; }
.proof-row a span:last-child { position: absolute; right: 25px; top: 50%; transform: translateY(-50%); padding: 0; border: 0; color: var(--copper-ink); font-size: 25px; font-weight: 400; }
#leistungen { padding-top: clamp(80px, 8vw, 124px); }
#leistungen::before { height: 12px; }
.section-intro { align-items: flex-end; margin-bottom: 45px; }
.section-intro h2 { max-width: 700px; }
.section-intro p { max-width: 400px; border-left: 3px solid var(--orange); padding-left: 20px; }
.services { gap: clamp(20px, 2.1vw, 30px); }
.service-card, .service-card.primary { border-top: 0; box-shadow: 0 14px 34px #1425340e; }
.service-card:hover { transform: translateY(-5px); box-shadow: 0 22px 40px #1425341f; }
.service-photo { aspect-ratio: 1.84; object-position: center 52%; filter: saturate(.83) contrast(1.03); }
.service-body { position: relative; padding: 35px 32px 31px; }
.service-card .service-number, .service-card.primary .service-number { position: absolute; top: -31px; left: 30px; z-index: 1; display: flex; align-items: center; justify-content: center; width: 60px; height: 60px; margin: 0; background: var(--deep); color: var(--copper-light); border-left: 3px solid var(--orange); font-size: 31px; }
.service-card h3 { margin-top: 11px; font-size: clamp(34px, 3.2vw, 47px); }
.service-card p { max-width: 560px; }
.service-card .card-label { display: flex; justify-content: space-between; align-items: center; }
.service-card .card-label::after { content: '↗'; font-size: 22px; font-weight: 500; }
.service-links { margin-top: 26px; }
.service-links a { border-radius: 100px; padding-inline: 17px; }
#prozess { padding-block: clamp(88px, 9vw, 132px); }
.process-layout { display: grid; grid-template-columns: .86fr 1.14fr; gap: clamp(42px, 6vw, 94px); align-items: start; }
.process-intro { position: sticky; top: 132px; }
.process-intro h2 { margin-bottom: 30px; }
.process-intro .lead { max-width: 490px; font-size: 18px; }
.process-intro .text-link { display: inline-flex; align-items: center; gap: 10px; margin-top: 15px; color: var(--copper-ink); }
.steps { display: block; border-top: 1px solid #a9a39b; }
.step { display: grid; grid-template-columns: 74px 1fr; gap: 19px; padding: 30px 24px 32px; border: 0; border-bottom: 1px solid #a9a39b; background: #f8f5f0d5; backdrop-filter: none; }
.step:nth-child(2) { background: #ebe6dfd6; }
.step strong { margin: -4px 0 0; color: var(--copper-ink); font-size: 46px; }
.step h3 { margin-bottom: 10px; font-family: Barlow, 'Arial Narrow', Arial, sans-serif; font-size: 31px; letter-spacing: 0; }
.step p { max-width: 490px; }
#ueber-uns { padding-block: clamp(90px, 9vw, 140px); }
#ueber-uns .about-grid { grid-template-columns: .88fr 1fr; }
#ueber-uns .portrait { background: var(--deep); box-shadow: -22px 22px 0 #d8d2c9; }
#ueber-uns .portrait img { max-height: 670px; object-position: center 23%; filter: saturate(.88); }
#ueber-uns .portrait figcaption { padding: 23px 27px; }
#ueber-uns .portrait figcaption strong { font-family: Barlow, 'Arial Narrow', Arial, sans-serif; font-size: 27px; letter-spacing: .02em; }
#ueber-uns .lead { color: var(--ink); font-weight: 700; }
#ueber-uns .actions { margin-top: 30px; }
#gewerbe { padding-block: clamp(88px, 9vw, 130px); }
#gewerbe h2 { max-width: 620px; }
#gewerbe .b2b-list div { padding-right: 10px; }
#rechner { padding-block: clamp(90px, 9vw, 136px); }
#rechner h2 { max-width: 550px; }
.page-hero { padding-block: clamp(66px, 7vw, 105px); }
.page-hero .wrap { position: relative; }
.page-hero .breadcrumbs { text-transform: uppercase; letter-spacing: .08em; }
.page-hero h1 { line-height: .93; }
.page-hero-with-image .wrap { gap: clamp(40px, 5vw, 78px); }
.page-photo img { aspect-ratio: 1.17; }
.page-photo figcaption { margin-top: 11px; }
.contact-band { padding-block: clamp(55px, 6vw, 84px); }
.contact-band .wrap { gap: 50px; }
.contact-band h2 { max-width: 740px; }
.footer-site-links a { text-decoration-color: #ffffff63; }
.footer-transition { display: block; color: #cec9c1; font-size: 12px; line-height: 1.4; margin-top: 4px; }

@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr .9fr; gap: 28px; min-height: 620px; }
  .hero h1 { font-size: clamp(60px, 7.5vw, 84px); }
  .hero-visual, .hero-photo { min-height: 470px; }
  .hero-image-label { right: 10%; padding: 17px 19px; }
  .proof-row a { padding-inline: 18px 40px; }
  .proof-row a span:last-child { right: 14px; }
  .process-layout { gap: 42px; }
}
@media (min-width: 721px) and (max-width: 820px) {
  .hero-grid { grid-template-columns: 1fr; gap: 30px; min-height: 0; padding-block: 58px 48px; }
  .hero h1 { max-width: 720px; font-size: clamp(66px, 8.4vw, 78px); }
  .hero-visual { min-height: 0; }
  .hero-photo { min-height: 0; height: 360px; object-position: center 52%; }
}
@media (max-width: 720px) {
  .site-header { position: relative; }
  .hero-grid { display: flex; flex-direction: column; align-items: stretch; gap: 0; min-height: 0; padding-block: 28px 31px; }
  .hero-copy { display: contents; }
  .hero .eyebrow { order: 1; }
  .hero h1 { order: 2; }
  .hero-visual { order: 3; }
  .hero .lead { order: 4; }
  .hero .actions { order: 5; }
  .hero-calculator-link { order: 6; }
  .hero .eyebrow { font-size: 11px; line-height: 1.45; }
  .hero h1 { font-size: clamp(49px, 12.7vw, 76px); line-height: .96; margin-bottom: 20px; }
  .hero .lead { font-size: 17px; margin-top: 24px; }
  .hero .actions .button { min-width: 0; }
  .hero-visual { min-height: 0; margin: 0; box-shadow: 11px 11px 0 #ad654638; }
  .hero-photo { min-height: 0; height: 240px; object-position: 62% center; }
  .hero-image-label { bottom: 32px; right: 10%; padding: 13px 16px; }
  .hero-image-label strong { font-size: 28px; }
  .hero-image-label span { font-size: 11px; }
  .hero-visual figcaption { position: absolute; bottom: 7px; left: 12px; padding: 0; font-size: 10px; }
  .hero-index { padding-bottom: 16px; font-size: 9px; }
  .hero-index span:last-child { display: none; }
  .proof-row { display: grid; grid-template-columns: 1fr; padding-block: 0; gap: 0; }
  .proof-row a { min-height: 77px; padding: 14px 54px 16px 8px; border: 0; border-bottom: 1px solid #c4bbb0; }
  .proof-row a strong { font-size: 26px; }
  .proof-row a span:last-child { right: 12px; }
  .section-intro p { margin-top: 22px; }
  .service-body { padding: 37px 25px 25px; }
  .service-card .service-number, .service-card.primary .service-number { left: 25px; }
  .service-card h3 { font-size: 36px; }
  .process-layout { grid-template-columns: 1fr; gap: 34px; }
  .process-intro { position: static; }
  .step { grid-template-columns: 57px 1fr; gap: 13px; padding: 25px 17px; }
  .step strong { font-size: 38px; }
  .step h3 { font-size: 28px; }
  #ueber-uns .about-grid { grid-template-columns: 1fr; }
  #ueber-uns .portrait { box-shadow: -12px 12px 0 #d8d2c9; }
  .page-hero-with-image .wrap { gap: 28px; }
  .page-photo img { aspect-ratio: 1.55; }
}
@media (max-width: 380px) {
  .hero h1 { font-size: clamp(45px, 12vw, 51px); }
  .hero-image-label { right: 5%; }
  .hero-image-label strong { font-size: 25px; }
}