* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

/* CONTAINER */
.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

/* HEADER */
.header {
  background: #ffffff;
  border-bottom: 1px solid #eee;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.logo {
  font-size: 32px;
  font-weight: 700;
}

.logo span {
  color: #29b6f6;
}

.nav a {
  margin-left: 28px;
  text-decoration: none;
  color: #000;
  font-size: 14px;
  text-transform: uppercase;
  font-weight: 500;
}
.window-types-banner {
  position: relative;
  height: 260px;
  background: url("../img/passive-house1.jpeg")
    center center / cover no-repeat;
  display: flex;
  align-items: center;
}

.window-types-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
}

.window-types-content {
  position: relative;
  width: 100%;
  text-align: center;
}

.window-types-content h2 {
  margin: 0;
}

.window-types-content h2 span {
  display: inline-block;
  background: #1f57d6;
  color: #ffffff;
  padding: 12px 30px;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 1px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .window-types-banner {
    height: 200px;
  }

  .window-types-content h2 span {
    font-size: 22px;
    padding: 10px 20px;
  }
}
.window-types-section {
  padding: 80px 0;
  background: #ffffff;
}

.section-title {
  text-align: center;
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 50px;
}

.window-types-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 35px;
}

.window-card {
  text-decoration: none;
  color: #000;
  background: #ffffff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0,0,0,0.12);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.window-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.window-card span {
  display: block;
  padding: 15px;
  font-size: 18px;
  font-weight: 600;
  text-align: center;
}

.window-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.18);
}

/* RESPONSIVE */
@media (max-width: 992px) {
  .window-types-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .window-types-grid {
    grid-template-columns: 1fr;
  }
}
.passive-house-section {
  padding: 90px 0;
  background: #ffffff;
}

.passive-house-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  align-items: flex-start;
}

.passive-house-text h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 22px;
}

.passive-house-text p {
  font-size: 15px;
  line-height: 1.7;
  color: #444;
  margin-bottom: 16px;
}

.passive-house-image img {
  width: 100%;
  height: auto;
  display: block;
}

.image-credit {
  font-size: 12px;
  color: #666;
  margin-top: 8px;
  text-align: center;
}

.image-credit a {
  color: #1f57d6;
  text-decoration: none;
}

/* RESPONSIVE */
@media (max-width: 991px) {
  .passive-house-grid {
    grid-template-columns: 1fr;
  }

  .passive-house-text h2 {
    font-size: 28px;
  }
}
.passive-long-section {
  padding: 90px 0;
  background: #ffffff;
}

.passive-long-content {
  max-width: 900px;
}

.passive-long-content h2 {
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 10px;
}

.passive-long-content h3 {
  font-size: 22px;
  font-weight: 700;
  margin: 30px 0 12px;
}

.passive-long-content p {
  font-size: 15px;
  line-height: 1.7;
  color: #444;
  margin-bottom: 14px;
}

.passive-long-content .intro {
  font-weight: 500;
}

.passive-long-content ol {
  margin-left: 20px;
  margin-bottom: 20px;
}

.passive-long-content ol li {
  font-size: 15px;
  margin-bottom: 12px;
  line-height: 1.6;
}

.text-cta {
  display: inline-block;
  margin: 10px 0 20px;
  font-size: 13px;
  font-weight: 700;
  color: #d62828;
  text-decoration: none;
  letter-spacing: 0.5px;
}