/* Emde & Heuermann — Original Architektur-Vorlage, lokal gehostete Fonts (OFL) */

@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/playfair-display-latin-ext-400-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/playfair-display-latin-400-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Playfair Display';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/playfair-display-latin-ext-400-italic.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Playfair Display';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/playfair-display-latin-400-italic.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/playfair-display-latin-ext-600-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/fonts/playfair-display-latin-600-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('/fonts/ibm-plex-sans-latin-ext-300-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('/fonts/ibm-plex-sans-latin-300-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/ibm-plex-sans-latin-ext-400-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/ibm-plex-sans-latin-400-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/ibm-plex-sans-latin-ext-500-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/fonts/ibm-plex-sans-latin-500-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --bg-color: #fcfcfc;
  --text-main: #1a1a1a;
  --text-muted: #8c8c8c;
  --accent-line: #e5e5e5;
  --spacing-unit: 8vw;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-tech: 'IBM Plex Sans', Helvetica, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-tech);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 400; color: var(--text-main); }
a { text-decoration: none; color: inherit; transition: opacity 0.3s ease; }
a:hover { opacity: 0.6; }

.text-huge { font-size: clamp(3rem, 6vw, 8rem); line-height: 1.1; letter-spacing: -0.02em; }
.text-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.15em; color: var(--text-muted); display: block; margin-bottom: 1rem; }
.text-body { font-size: 1.1rem; max-width: 600px; color: #444; }

.container {
  width: 90%;
  max-width: 1400px;
  margin: 0 auto;
}

section { padding: var(--spacing-unit) 0; border-bottom: 1px solid var(--accent-line); }

nav {
  padding: 2rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(252, 252, 252, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
nav.scrolled { border-color: var(--accent-line); }

.brand {
  font-family: var(--font-tech);
  font-weight: 600;
  letter-spacing: -0.03em;
  font-size: 1.2rem;
  text-transform: uppercase;
}

.nav-links { display: flex; gap: 3rem; }
.nav-links a { font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.05em; }
.nav-links a.active { opacity: 0.5; }

.nav-toggle {
  display: none;
  width: 2rem;
  height: 1.25rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--text-main);
  position: absolute;
  left: 0;
  transition: transform 0.2s, opacity 0.2s;
}
.nav-toggle span { top: 50%; }
.nav-toggle span::before { content: ''; top: -7px; }
.nav-toggle span::after { content: ''; top: 7px; }
nav.is-open .nav-toggle span { background: transparent; }
nav.is-open .nav-toggle span::before { top: 0; transform: rotate(45deg); }
nav.is-open .nav-toggle span::after { top: 0; transform: rotate(-45deg); }

#home {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 100px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: end;
}

.hero-image {
  width: 100%;
  height: 60vh;
  margin-top: 4rem;
  background: #eee center/cover no-repeat;
  filter: grayscale(100%);
  transition: filter 1s;
}
.hero-image:hover { filter: grayscale(0%); }

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4rem;
  margin-top: 4rem;
}

.project-card { display: block; cursor: pointer; }
.project-card:nth-child(even) { margin-top: 6rem; }

.img-wrapper {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #eee;
  margin-bottom: 1.5rem;
}

.img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.165, 0.84, 0.44, 1);
  filter: grayscale(20%);
}

.project-card:hover img { transform: scale(1.05); filter: grayscale(0%); }

.project-title { font-size: 1.5rem; margin-bottom: 0.5rem; }
.project-cat { font-family: var(--font-tech); font-size: 0.85rem; color: var(--text-muted); text-transform: uppercase; }

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}
.quote {
  font-size: 2rem;
  font-family: var(--font-display);
  line-height: 1.3;
  padding-left: 2rem;
  border-left: 1px solid var(--text-main);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-top: 2rem;
}
.filter-bar button {
  border: 0;
  background: transparent;
  font-family: var(--font-tech);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
}
.filter-bar button.is-active,
.filter-bar button:hover {
  color: var(--text-main);
  border-bottom-color: var(--text-main);
  opacity: 1;
}

footer { padding: 5rem 0; background: #111; color: #fff; }
footer h2 { color: #fff; margin-bottom: 2rem; }
footer a { color: #fff; border-bottom: 1px solid #444; padding-bottom: 2px; }
footer a:hover { border-color: #fff; opacity: 1; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4rem;
  margin-top: 3rem;
  font-size: 0.9rem;
  color: #888;
}
.contact-grid strong {
  display: block;
  color: #fff;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

.form-group { margin-bottom: 2rem; }
.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--accent-line);
  background: var(--bg-color);
  font-family: var(--font-tech);
  font-size: 1rem;
  transition: border-color 0.3s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--text-main);
}
.form-group textarea { min-height: 150px; resize: vertical; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

.btn {
  padding: 1rem 2rem;
  background: var(--text-main);
  color: var(--bg-color);
  border: none;
  font-family: var(--font-tech);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: opacity 0.3s;
}
.btn:hover { opacity: 0.8; }
.btn:disabled { opacity: 0.5; cursor: wait; }

.project-header { padding-top: 120px; margin-bottom: 4rem; }
.project-meta {
  display: flex;
  gap: 3rem;
  margin-top: 2rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.project-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin: 4rem 0;
}
.project-gallery img { width: 100%; height: auto; display: block; }
.project-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-top: 4rem;
}
.detail-item { margin-bottom: 1.5rem; }
.detail-item strong {
  display: block;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4rem;
  margin-top: 4rem;
}
.team-member h3 { margin-bottom: 0.5rem; }
.team-member .role { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1rem; }

.office-photo {
  width: 100%;
  margin-bottom: 4rem;
  background: transparent;
}
/* Panorama ~4000×759 – volle Breite, kein Crop der Personen an den Rändern */
.team-banner {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4000 / 759;
  object-fit: contain;
  object-position: center;
  filter: none;
  background: #f0f0f0;
}

.services-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 2rem;
  list-style: none;
}
.services-list li {
  padding-left: 1.5rem;
  position: relative;
}
.services-list li:before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

.contact-page { padding-top: 120px; }
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  margin-top: 4rem;
}
.contact-info h3 { font-size: 1.5rem; margin-bottom: 2rem; }
.contact-info p { margin-bottom: 1rem; line-height: 1.8; }
.contact-info a { color: var(--text-main); border-bottom: 1px solid var(--accent-line); }
.contact-info a:hover { border-color: var(--text-main); }
.form-wrapper { background: #f8f8f8; padding: 3rem; }

.legal-content {
  max-width: 800px;
  margin-top: 2rem;
}
.legal-content h2 {
  font-size: 1.5rem;
  margin: 2.5rem 0 1rem;
}
.legal-content p, .legal-content li {
  color: #444;
  margin-bottom: 1rem;
}
.legal-content ul { padding-left: 1.25rem; margin-bottom: 1rem; }

@media (max-width: 768px) {
  .hero-grid, .project-grid, .philosophy-grid, .contact-grid,
  .project-details, .team-grid, .project-gallery, .contact-wrapper, .services-list {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .project-card:nth-child(even) { margin-top: 0; }
  .text-huge { font-size: 3.5rem; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(252, 252, 252, 0.98);
    border-bottom: 1px solid var(--accent-line);
    padding: 1rem 5% 1.5rem;
  }
  nav.is-open .nav-links { display: flex; }
  .nav-links a { padding: 0.85rem 0; border-bottom: 1px solid var(--accent-line); }
  .project-meta { flex-direction: column; gap: 1rem; }
  .form-wrapper { padding: 2rem 1.5rem; }
}