:root {
      --petrol-950: #052d30;
      --petrol-900: #073f43;
      --petrol-800: #0a555a;
      --petrol-100: #dbeaea;
      --copper: #c68252;
      --copper-light: #e4b58e;
      --ink: #172326;
      --muted: #607074;
      --paper: #f8f6f2;
      --white: #ffffff;
      --line: rgba(5, 45, 48, .14);
      --shadow: 0 24px 60px rgba(5, 45, 48, .12);
      --radius: 1.35rem;
      --serif: Georgia, "Times New Roman", serif;
      --sans: Inter, Aptos, "Helvetica Neue", Arial, sans-serif;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: var(--sans);
      font-size: 1rem;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }
    img { display: block; max-width: 100%; }
    a { color: inherit; }
    button, input, select, textarea { font: inherit; }
    .shell { width: min(1180px, calc(100% - 2rem)); margin-inline: auto; }
    .eyebrow {
      margin: 0 0 .85rem;
      color: var(--copper);
      font-size: .82rem;
      font-weight: 800;
      letter-spacing: .16em;
      text-transform: uppercase;
    }
    h1, h2, h3 { margin: 0; line-height: 1.08; }
    h1, h2 { font-family: var(--serif); font-weight: 500; }
    h1 { max-width: 760px; font-size: clamp(2.75rem, 6vw, 5.65rem); letter-spacing: -.045em; }
    h2 { font-size: clamp(2.2rem, 4vw, 4.1rem); letter-spacing: -.035em; }
    h3 { font-size: 1.18rem; }
    p { margin: 0; }
    .lead { color: var(--muted); font-size: clamp(1.05rem, 1.7vw, 1.25rem); }
    .btn {
      display: inline-flex;
      min-height: 3.25rem;
      align-items: center;
      justify-content: center;
      gap: .6rem;
      border: 1px solid transparent;
      border-radius: 999px;
      padding: .8rem 1.35rem;
      font-weight: 800;
      text-decoration: none;
      transition: transform .2s ease, background .2s ease, border-color .2s ease;
    }
    .btn:hover { transform: translateY(-2px); }
    .btn-primary { background: var(--copper); color: #1b1009; }
    .btn-primary:hover { background: var(--copper-light); }
    .btn-secondary { border-color: rgba(255,255,255,.5); color: var(--white); background: rgba(5,45,48,.35); }
    .btn-secondary:hover { background: rgba(5,45,48,.72); }
    .btn-dark { background: var(--petrol-900); color: white; }
    .btn-dark:hover { background: var(--petrol-800); }
    .btn-light { border-color: var(--line); background: white; color: var(--petrol-900); }
    .btn-light:hover { background: var(--paper); }
    .skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .8rem 1rem; background: white; }
    .skip-link:focus { top: 1rem; }

    .site-header {
      position: sticky;
      inset-block-start: 0;
      z-index: 40;
      border-bottom: 1px solid rgba(255,255,255,.08);
      background: rgba(5,45,48,.94);
      color: white;
      backdrop-filter: blur(14px);
    }
    .nav { display: flex; min-height: 5rem; align-items: center; justify-content: space-between; gap: 1.5rem; }
    .brand { display: flex; align-items: center; gap: .8rem; color: white; text-decoration: none; }
    .brand-seal {
      display: grid;
      width: 2.6rem;
      aspect-ratio: 1;
      place-items: center;
      border: 1px solid rgba(198,130,82,.72);
      border-radius: 50%;
      color: var(--copper-light);
      font-family: var(--serif);
      font-size: 1.35rem;
    }
    .brand-copy { display: grid; line-height: 1.05; }
    .brand-copy strong { font-family: var(--serif); font-size: 1.16rem; font-weight: 500; }
    .brand-copy span { margin-top: .25rem; color: rgba(255,255,255,.68); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
    .nav-links { display: flex; align-items: center; gap: 1.5rem; }
    .nav-links a { color: rgba(255,255,255,.86); font-size: .95rem; font-weight: 700; text-decoration: none; }
    .nav-links a:hover { color: var(--copper-light); }
    .instagram-link {
      display: inline-flex;
      width: 2.75rem;
      height: 2.75rem;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(228,181,142,.62);
      border-radius: 50%;
      color: var(--copper-light);
      transition: transform .2s ease, color .2s ease, background .2s ease;
    }
    .instagram-link:hover { transform: translateY(-2px); background: rgba(255,255,255,.09); color: white; }
    .instagram-link svg, .instagram-cta svg { width: 1.25rem; height: 1.25rem; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; }
    .instagram-label {
      position: absolute;
      width: 1px;
      height: 1px;
      overflow: hidden;
      clip: rect(0 0 0 0);
      clip-path: inset(50%);
      white-space: nowrap;
    }
    .nav-toggle { display: none; width: 3rem; height: 3rem; border: 1px solid rgba(255,255,255,.2); border-radius: 50%; background: transparent; color: white; }
    .nav-toggle span, .nav-toggle::before, .nav-toggle::after {
      display: block; width: 1.2rem; height: 2px; margin: 4px auto; background: currentColor; content: "";
    }

    .hero {
      position: relative;
      min-height: min(780px, calc(100svh - 5rem));
      display: grid;
      align-items: end;
      overflow: hidden;
      color: white;
      background: var(--petrol-950);
    }
    .hero::before {
      position: absolute; inset: 0;
      background: linear-gradient(90deg, rgba(5,36,39,.96) 0%, rgba(5,36,39,.82) 36%, rgba(5,36,39,.2) 70%, rgba(5,36,39,.06) 100%), url('assets/hero-renovierung.webp') center / cover no-repeat;
      content: "";
      transform: scale(1.01);
    }
    .hero::after {
      position: absolute; right: -6rem; bottom: -8rem;
      width: 27rem; height: 27rem;
      border: 1px solid rgba(198,130,82,.45);
      border-radius: 50%;
      content: "";
    }
    .hero-content { position: relative; z-index: 1; padding-block: clamp(5rem, 12vh, 9rem) 4.5rem; }
    .hero h1 span { color: var(--copper-light); }
    .hero .lead { max-width: 650px; margin-top: 1.4rem; color: rgba(255,255,255,.84); }
    .hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
    .hero-meta { display: flex; flex-wrap: wrap; gap: .85rem 1.6rem; margin-top: 3.5rem; color: rgba(255,255,255,.74); font-size: .92rem; font-weight: 700; }
    .hero-meta span { display: flex; align-items: center; gap: .55rem; }
    .hero-meta span::before { width: .45rem; height: .45rem; border-radius: 50%; background: var(--copper); content: ""; }

    .trust-strip { background: white; border-bottom: 1px solid var(--line); }
    .trust-list { display: grid; grid-template-columns: repeat(4, 1fr); }
    .trust-list div { padding: 1.35rem; border-left: 1px solid var(--line); text-align: center; font-size: .92rem; font-weight: 800; }
    .trust-list div:last-child { border-right: 1px solid var(--line); }

    .section { padding-block: clamp(5rem, 9vw, 8rem); }
    .section-head { display: grid; grid-template-columns: 1fr .85fr; align-items: end; gap: 3rem; margin-bottom: 3rem; }
    .section-head .lead { max-width: 590px; justify-self: end; }
    .services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
    .service-card {
      position: relative;
      min-height: 260px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 1.6rem;
      background: white;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
    .service-card::after {
      position: absolute; right: -4rem; bottom: -4rem;
      width: 10rem; height: 10rem;
      border: 1px solid rgba(198,130,82,.25);
      border-radius: 50%; content: "";
    }
    .service-no { color: var(--copper); font-size: .8rem; font-weight: 900; letter-spacing: .14em; }
    .service-card h3 { max-width: 16rem; margin-top: auto; font-family: var(--serif); font-size: 1.65rem; font-weight: 500; }
    .service-card p { position: relative; z-index: 1; max-width: 31rem; margin-top: .8rem; color: var(--muted); }
    .service-card.featured { grid-column: span 2; background: var(--petrol-900); color: white; }
    .service-card.featured p { color: rgba(255,255,255,.72); }

    .projects-section { background: #e5eeee; }
    .project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
    .project-card {
      position: relative;
      aspect-ratio: 1;
      margin: 0;
      overflow: hidden;
      border-radius: var(--radius);
      background: var(--petrol-950);
      box-shadow: 0 18px 48px rgba(5,45,48,.1);
    }
    .project-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: 50% var(--focus-y, 54%);
      transition: transform .45s ease;
    }
    .project-card::after {
      position: absolute;
      inset: 34% 0 0;
      background: linear-gradient(180deg, transparent, rgba(5,36,39,.88));
      content: "";
    }
    .project-card:hover img { transform: scale(1.035); }
    .project-card figcaption {
      position: absolute;
      z-index: 1;
      right: 0;
      bottom: 0;
      left: 0;
      padding: 1.35rem;
      color: white;
    }
    .project-card figcaption span {
      display: block;
      margin-bottom: .28rem;
      color: var(--copper-light);
      font-size: .76rem;
      font-weight: 900;
      letter-spacing: .14em;
      text-transform: uppercase;
    }
    .project-card figcaption strong { display: block; font-family: var(--serif); font-size: 1.35rem; font-weight: 500; line-height: 1.18; }
    .project-note { margin-top: 1.5rem; color: var(--muted); text-align: center; }
    .project-note a { color: var(--petrol-900); font-weight: 800; text-underline-offset: .2em; }

    .about { background: var(--petrol-950); color: white; }
    .about-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(3rem, 7vw, 7rem); align-items: center; }
    .logo-panel {
      position: relative;
      min-height: 440px;
      display: grid;
      place-items: center;
      overflow: hidden;
      border: 1px solid rgba(255,255,255,.12);
      border-radius: var(--radius);
      background: linear-gradient(145deg, white, #ece7df);
      box-shadow: var(--shadow);
    }
    .logo-panel img { width: min(92%, 520px); }
    .about h2 { max-width: 700px; }
    .about-copy > p { margin-top: 1.5rem; color: rgba(255,255,255,.72); font-size: 1.08rem; }
    .promise-list { display: grid; gap: 1rem; margin: 2.1rem 0 0; padding: 0; list-style: none; }
    .promise-list li { display: grid; grid-template-columns: 2rem 1fr; gap: .8rem; align-items: start; }
    .promise-list li::before { display: grid; width: 1.65rem; height: 1.65rem; place-items: center; border-radius: 50%; background: var(--copper); color: #201209; font-size: .78rem; font-weight: 900; content: "✓"; }
    .promise-list strong { display: block; margin-bottom: .15rem; }
    .promise-list span { color: rgba(255,255,255,.68); }
    .instagram-cta { margin-top: 2rem; }

    .process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); }
    .process article { min-height: 265px; padding: 1.7rem; background: white; }
    .process b { color: var(--copper); font-family: var(--serif); font-size: 2.5rem; font-weight: 500; }
    .process h3 { margin-top: 2.6rem; }
    .process p { margin-top: .75rem; color: var(--muted); }

    .audience { padding-top: 0; }
    .audience-panel {
      position: relative;
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 3rem;
      overflow: hidden;
      border-radius: var(--radius);
      padding: clamp(2rem, 5vw, 4.6rem);
      background: #e5eeee;
    }
    .audience-panel::after { position: absolute; width: 24rem; height: 24rem; right: -10rem; top: -12rem; border: 1px solid rgba(7,63,67,.18); border-radius: 50%; content: ""; }
    .audience-panel .lead { margin-top: 1.25rem; }
    .audience-tags { position: relative; z-index: 1; display: flex; flex-wrap: wrap; align-content: center; gap: .75rem; }
    .audience-tags span { border: 1px solid rgba(7,63,67,.22); border-radius: 999px; padding: .75rem 1rem; background: rgba(255,255,255,.72); font-weight: 800; }

    .contact { background: white; }
    .contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 7vw, 7rem); align-items: start; }
    .contact-copy .lead { margin-top: 1.25rem; }
    .contact-details { display: grid; gap: .8rem; margin-top: 2rem; }
    .contact-details a, .contact-details address { color: var(--petrol-900); font-style: normal; font-weight: 800; text-decoration-thickness: 1px; text-underline-offset: .2em; }
    .form-card { border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.35rem, 4vw, 2.6rem); background: var(--paper); box-shadow: 0 18px 50px rgba(5,45,48,.08); }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
    .field { display: grid; gap: .45rem; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-size: .9rem; font-weight: 800; }
    .field input, .field select, .field textarea { width: 100%; border: 1px solid #bdc9c9; border-radius: .75rem; padding: .85rem .9rem; background: white; color: var(--ink); }
    .field textarea { min-height: 135px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid rgba(198,130,82,.28); border-color: var(--copper); }
    .form-footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 1rem; }
    .form-note { max-width: 28rem; color: var(--muted); font-size: .85rem; }
    .form-trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
    .contact-status { margin-top: 1rem; color: var(--ink); font-size: .9rem; line-height: 1.6; }
    .contact-status:empty { display: none; }
    #send-inquiry[hidden] { display: none; }
    .email-draft { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
    .email-draft[hidden] { display: none; }
    .email-draft h3 { margin-bottom: .65rem; font-family: var(--serif); font-size: 1.5rem; }
    .email-draft p { margin-bottom: 1rem; color: var(--muted); font-size: .9rem; }
    .email-draft .field { margin-block: 1rem; }
    .email-draft textarea { min-height: 200px; font-size: .85rem; line-height: 1.6; }
    .email-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
    .email-status { margin-top: 1rem; color: var(--petrol-900); font-size: .9rem; }
    .email-status:empty { display: none; }
    .btn:disabled { opacity: .6; cursor: not-allowed; }

    footer { background: var(--petrol-950); color: white; }
    .footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 2rem; padding-block: 3.5rem; }
    .footer-grid h2 { font-family: var(--serif); font-size: 1.7rem; }
    .footer-grid p, .footer-grid a { color: rgba(255,255,255,.66); }
    .footer-grid a { display: block; margin-top: .35rem; text-decoration: none; }
    .footer-grid a:hover { color: var(--copper-light); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 1rem; border-top: 1px solid rgba(255,255,255,.1); padding-block: 1.1rem 1.5rem; color: rgba(255,255,255,.5); font-size: .82rem; }

    .reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
    .reveal.visible { opacity: 1; transform: none; }

    @media (max-width: 900px) {
      .nav-toggle { display: block; }
      .nav-links { position: absolute; inset: 5rem 0 auto; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 1rem; background: var(--petrol-950); box-shadow: var(--shadow); }
      .nav-links.open { display: flex; }
      .nav-links a { padding: .8rem 1rem; }
      .nav-links .btn { margin-top: .5rem; }
      .nav-links .instagram-link { width: auto; height: auto; justify-content: flex-start; gap: .65rem; border: 0; border-radius: 0; }
      .nav-links .instagram-link:hover { transform: none; background: transparent; }
      .nav-links .instagram-label { position: static; width: auto; height: auto; overflow: visible; clip: auto; clip-path: none; white-space: normal; }
      .hero { min-height: 720px; }
      .hero::before { background: linear-gradient(90deg, rgba(5,36,39,.95), rgba(5,36,39,.78)), url('assets/hero-renovierung.webp') 63% center / cover no-repeat; }
      .section-head, .about-grid, .audience-panel, .contact-grid { grid-template-columns: 1fr; }
      .section-head .lead { justify-self: start; }
      .services { grid-template-columns: 1fr 1fr; }
      .service-card.featured { grid-column: span 2; }
      .project-grid { grid-template-columns: 1fr 1fr; }
      .process { grid-template-columns: 1fr 1fr; }
      .logo-panel { min-height: 360px; }
      .trust-list { grid-template-columns: 1fr 1fr; }
      .trust-list div:nth-child(3) { border-top: 1px solid var(--line); }
      .trust-list div:nth-child(4) { border-top: 1px solid var(--line); }
    }

    @media (max-width: 620px) {
      .shell { width: min(100% - 1.25rem, 1180px); }
      .brand-copy span { display: none; }
      .brand-copy strong { font-size: 1rem; }
      h1 { font-size: clamp(2.65rem, 14vw, 4rem); }
      .hero-content { padding-bottom: 3rem; }
      .hero-actions { display: grid; }
      .hero-actions .btn { width: 100%; }
      .hero-meta { margin-top: 2.25rem; }
      .services, .process, .form-grid, .footer-grid { grid-template-columns: 1fr; }
      .service-card.featured { grid-column: auto; }
      .project-grid { grid-template-columns: 1fr; }
      .process article { min-height: auto; }
      .process h3 { margin-top: 1.6rem; }
      .logo-panel { min-height: 280px; }
      .form-footer, .footer-bottom { align-items: stretch; flex-direction: column; }
      .form-footer .btn { width: 100%; }
    }

    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { transition-duration: .001ms !important; animation-duration: .001ms !important; }
      .reveal { opacity: 1; transform: none; }
    }