/* WRAPPER */
.ow-wrapper {
    padding: 0px 0;
}

/* GRID — 4 columns */
.ow-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

/* CARD */
.ow-card {
    background: #fff;
    border-radius: 0;
    text-decoration: none !important;
    overflow: hidden;
    padding: 18px;
    border: 1px solid #e5e5e5;
    box-shadow: 0 6px 20px rgba(0,0,0,0.07);
    transition: all .3s ease;
    border-radius: 8px;
}

.ow-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 14px 35px rgba(0,0,0,0.15);
    border-color: #ec494a;
}

/* IMAGE — small square style */
.ow-image img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    display: block;
    border-radius: 0;
}

/* CONTENT */
.ow-content {
    margin-top: 15px;
    text-align: left;
}

/* TITLE */
.ow-title {
    font-size: 19px;
    font-weight: 700;
    color: #373131;
    text-decoration: none !important;
    margin-bottom: 10px;
}

/* BUTTON */
.ow-btn {
    display: inline-block;
    padding: 8px 14px;
    background: #ec494a;
    color: #fff !important;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .4px;
    transition: 0.3s ease;
}

.ow-card:hover .ow-btn {
    background: #373131;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .ow-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .ow-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 500px) {
    .ow-grid {
        grid-template-columns: 1fr;
    }
}


/* Other */

/* ===========================
   Unsere Arbeit — Single CSS
   Container: 1440px, padding 20px
   Modern architecture / engineering style
   =========================== */

/* Reset small */
:root {
  --primary: #ec494a;
  --accent: #0a6fa5;
  --dark: #373131;
  --muted: #767676;
  --bg: #ffffff;
  --container: 1440px;
}

/* Container */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Page base */
.ow-page { background: var(--bg); color: #222; font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial; }

/* Generic headings */
.ow-section-heading { font-size: 28px; color: var(--dark); font-weight:800; margin:0 0 28px; letter-spacing:-0.2px; }
.center { text-align:center; }

/* HERO */
.ow-hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  padding: 64px 20px;
  align-items: start;
}

.ow-hero-sub { color: var(--primary); font-weight:700; font-size:13px; text-transform:uppercase; letter-spacing:1px; margin-bottom:10px; }
.ow-hero-title { font-size:44px; color: var(--dark); margin:0 0 18px; line-height:1.06; font-weight:800; }
.ow-hero-excerpt { color: var(--muted); font-size:17px; line-height:1.75; margin-bottom:20px; }

/* CTA in hero */
.ow-hero-cta { margin-top:18px; }
.ow-btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  display:inline-block;
  font-weight:700;
  text-decoration:none;
}

/* HERO MEDIA */
.ow-hero-media img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 18px 50px rgba(10,20,30,0.12);
  display:block;
}

/* Project info floating box (on right) */
.ow-project-box {
  position: relative;
  margin-top: 18px;
}
.ow-project-box ul { list-style:none; margin:0; padding:12px; background:#fff; border-radius:10px; border:1px solid #eee; box-shadow:0 10px 30px rgba(0,0,0,0.06); }
.ow-project-box li { padding:10px 8px; font-size:15px; color:#333; border-bottom:1px dashed #f0f0f0; }
.ow-project-box li:last-child { border-bottom:0; }
.pd-label { font-weight:700; color:var(--dark); margin-right:6px; }

/* OVERVIEW */
.ow-overview {padding: 56px 20px;}
.ow-overview-grid {display:grid;grid-template-columns: 1fr 420px;gap:36px;align-items:start;}
.ow-overview-text { font-size:17px; color:#444; line-height:1.8; }
.ow-overview-gallery { display:grid; grid-template-columns: 1fr 1fr; gap:14px; }
.ow-g-item img { width:100%; height:160px; object-fit:cover; border-radius:10px; box-shadow:0 10px 30px rgba(0,0,0,0.08); }

/* CHALLENGES SECTION */
.ow-challenges-wrap {}
.ow-ch-grid {
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:26px;
}

.ow-ch-card {
  background:#fff;
  border-radius:12px;
  padding:22px;
  border:1px solid #eee;
  box-shadow:0 14px 40px rgba(0,0,0,0.06);
  display:flex;
  gap:18px;
  align-items:flex-start;
  transition: transform .22s ease, box-shadow .22s ease;
}
.ow-ch-card:hover { transform:translateY(-6px); box-shadow:0 22px 50px rgba(0,0,0,0.10); }
.ow-ch-media img, .ow-ch-media svg { width:64px; height:64px; object-fit:contain; border-radius:8px; }
.ow-ch-body { flex:1; }
.ow-ch-title { margin:0 0 8px; font-size:18px; color:var(--dark); font-weight:700; }
.ow-ch-desc { margin:0; color:#555; line-height:1.7; }

/* CTA block */
.ow-cta {padding: 48px 20px;}
.ow-cta-inner {
  background: linear-gradient(90deg, rgba(236,73,74,1), rgba(236,73,74,0.95));
  padding:26px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-radius:12px;
  color:#fff;
  box-shadow:0 18px 50px rgba(236,73,74,0.16);
}
.ow-cta-left { font-size:18px; font-weight:800; }
.ow-cta-action {
  background:#fff;
  color:var(--primary);
  padding:12px 20px;
  border-radius:8px;
  font-weight:700;
  text-decoration:none;
}

/* RELATED */
.ow-related {padding: 48px 20px 80px;}
.ow-related-grid { display:grid; grid-template-columns: repeat(3, 1fr); gap:22px; }
.ow-rel-card { display:block; background:#fff; border-radius:12px; overflow:hidden; text-decoration:none; border:1px solid #eee; box-shadow:0 12px 36px rgba(0,0,0,0.06); transition: transform .2s ease; }
.ow-rel-card:hover { transform:translateY(-6px); }
.ow-rel-thumb img { width:100%; height:180px; object-fit:cover; display:block; }
.ow-rel-info { padding:12px 16px; }
.ow-rel-info h4 { margin:0 0 8px; font-size:16px; color:var(--dark); }
.ow-rel-more { font-size:14px; color:var(--primary); font-weight:700; }

/* RESPONSIVE */
/* 2 columns under 1200 */
@media (max-width: 1200px) {
  .ow-hero { grid-template-columns: 1fr; gap:30px; }
  .ow-overview-grid { grid-template-columns: 1fr; }
  .ow-ch-grid { grid-template-columns: repeat(2, 1fr); }
  .ow-related-grid { grid-template-columns: repeat(2, 1fr); }
}

/* mobile single column */
@media (max-width: 700px) {
  .container { padding: 0 16px; }
  .ow-hero-title { font-size:28px; }
  .ow-hero-excerpt { font-size:15px; }
  .ow-hero-media img { height:260px; }
  .ow-ch-grid { grid-template-columns: 1fr; }
  .ow-related-grid { grid-template-columns: 1fr; }
  .ow-overview-gallery { grid-template-columns: 1fr 1fr; }
}

/* small visual tweaks */
.ow-hero-media img, .ow-g-item img, .ow-rel-thumb img { display:block; }