.prd-hero {
  position: relative;
  width: 100%;
  min-height: 600px;
  /* Product image as full banner background (like services hero) */
  background: url("../images/productposter.jpg") no-repeat center right;
  background-size: cover;
  color: #ffffff;
}

.prd-hero-overlay {
  position: absolute;
  inset: 0;
  /* Blue band + smooth fade into image */
  background: linear-gradient(
    to right,
    #1e2a6c 0%,
    #1e2a6c 38%,
    rgba(30, 42, 108, 0.85) 55%,
    rgba(30, 42, 108, 0) 100%
  );
  pointer-events: none;
}

.prd-hero-container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  padding: 120px 20px 100px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.prd-hero-content {
	
  max-width: 600px;
  padding-right: 80px;
}

.prd-hero-tag {
/*   font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #b9c6ff;
  display: inline-block;
  margin-bottom: 18px; */
	font-size: 13px;
    font-weight: 600;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 20px;
    opacity: 0.9;
}

.prd-hero-title {
/*   font-size: 40px;
  line-height: 1.2;
  font-weight: 700;
  margin-bottom: 18px; */
	
	font-size: 3.8rem;
    margin: 20px 0;
    line-height: 1.15;
    font-weight: 700;
	
}

.prd-hero-text {
/*   font-size: 14px;
  opacity: 0.9;
  max-width: 600px; */
	 font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 28px;
}

.prd-hero-media {
  display: none; /* image now used as background like services banner */
}

.prd-hero-image {
  display: none;
}

/* Product list */

/*hhhh*/
.prd-list-section {
  background: #f8f9fa;
  padding: 70px 20px 60px;
}

.prd-list-container {
  max-width: 1200px;
  margin: 0 auto;
}

.prd-section-header {
  max-width: 640px;
  margin-bottom: 35px;
}

.prd-section-tag {
  font-size: 12px;
  letter-spacing: 2px;
  font-weight: 700;
  color: #e31e24;
  text-transform: uppercase;
}

.prd-section-title {
  font-size: 32px;
  color: #1E2A6C;
  margin: 10px 0;
  font-weight: 700;
}

.prd-section-sub {
  font-size: 14px;
  color: #6b7280;
}

.prd-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.prd-row {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) 180px 48px;
  align-items: center;
  gap: 20px;
  background: #ffffff;
/*   border-radius: 6px; */
  padding: 18px 22px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.04);
  transition: all 0.3s ease;
}

.prd-row.is-hidden {
  display: none !important;
}


.prd-row-left {
  display: flex;
  gap: 18px;
  align-items: center;
}

.prd-row-thumb {
  width: 72px;
  height: 72px;
/*   border-radius: 4px; */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.prd-row-thumb.vrf {
  background-image: url("../images/vrf.jpg");
}
.prd-row-thumb.cassette {
  background-image: url("../images/cassette-ac.jpg");
}
.prd-row-thumb.ducted {
  background-image: url("../images/duct.jpg");
}
.prd-row-thumb.controls {
  background-image: url("../images/tech-2.jpg");
}
.prd-row-thumb.chiller {
  background-image: url("../images/tech-1.jpg");
}

.prd-row-tag {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: #e31e24;
}

.prd-row-text h3 {
  font-size: 16px;
  color: #1E2A6C;
  margin: 4px 0;
}

.prd-row-text p {
  font-size: 13px;
  color: #6b7280;
}

.prd-row-meta {
  text-align: right;
}

.prd-meta-label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #9ca3af;
}

.prd-row-meta strong {
  font-size: 14px;
  color: #1E2A6C;
}

.prd-row-toggle {
  width: 36px;
  height: 36px;
/*   border-radius: 4px; */
  border: 1px solid #e5e7eb;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #1E2A6C;
}

.prd-row-toggle i {
  font-size: 13px;
}

/* Detailed product card */

.prd-detail-section {
  /* Smooth slide open/close via max-height + opacity */
  background: transparent;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin-top: 0;
  padding: 0;
  transition: max-height 0.45s ease, opacity 0.35s ease, margin-top 0.35s ease, padding 0.35s ease;
  scroll-margin-top: 100px;
}


.prd-detail-section.is-active {
  max-height: 2000px;
  opacity: 1;
  margin-top: 20px;
  padding: 0 0 28px;
  transition: max-height 0.5s ease, opacity 0.4s ease, margin-top 0.4s ease, padding 0.4s ease;
}

.prd-detail-container {
  max-width: 1200px;
  margin: 0 auto;
}

.prd-detail-box {
  background: #ffffff;
  border: 1px solid #dfe3ef;
/*   border-radius: 4px; */
  padding: 30px 30px 26px;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.04);
}

.prd-detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #eeeeee;
  padding-bottom: 18px;
  margin-bottom: 24px;
}

.prd-detail-subtag {
  color: #e31e24;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.prd-detail-name {
  color: #243272;
  margin-top: 5px;
  font-size: 20px;
}

.prd-detail-lead {
  font-size: 13px;
  color: #6b7280;
  margin-top: 8px;
  max-width: 520px;
}

.prd-detail-meta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.prd-detail-capacity {
  font-size: 13px;
  color: #243272;
  text-align: right;
}

.prd-detail-capacity span {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  color: #9ca3af;
  margin-bottom: 3px;
}

.prd-detail-capacity strong {
  font-size: 14px;
}

.prd-detail-content {
  display: grid;
  grid-template-columns: 1.1fr 1.1fr;
  gap: 40px;
}

.prd-detail-img img {
  width: 100%;
/*   border-radius: 4px; */
  display: block;
}

.prd-detail-features {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.prd-detail-feature {
  background: #243272;
  color: #ffffff;
  font-size: 12px;
  padding: 6px 10px;
}

.prd-detail-apps {
  background: #f6f7fb;
  padding: 15px;
  margin-top: 18px;
}

.prd-detail-apps ul {
  list-style: none;
  padding: 0;
  margin-top: 8px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 40px;
  font-size: 13px;
}

.prd-detail-apps li {
  position: relative;
  padding-left: 14px;
  color: #4b5563;
}
.prd-detail-apps strong{
color:#1E2A6C;
}
.prd-detail-apps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 6px;
  height: 6px;
  background: #e31e24;
}

.prd-detail-spec-title {
  font-weight: 600;
  color: #243272;
  margin-bottom: 15px;
}

.prd-detail-spec-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid #eeeeee;
  font-size: 14px;
font-weight:bold;
}

.prd-detail-spec-row span:first-child {
  color: #4b5563;
}
.prd-detail-spec-row span:nth-child(2) {
  color: #1E2A6C;
}
.prd-detail-warranty {
  background: #243272;
  color: #ffffff;
  padding: 14px 20px;
  margin-top: 20px;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.prd-detail-warranty-icon {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
}

.prd-detail-warranty-icon i {
  font-size: 14px;
}

.prd-detail-warranty p {
  margin-top: 3px;
}

.prd-detail-buttons {
  margin-top: 20px;
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.prd-detail-btn-red,
.prd-detail-btn-outline {
  padding: 12px 22px;
  cursor: pointer;
  font-size: 14px;
}

.prd-detail-btn-red {
  background: #e31e24;
  color: #ffffff;
  border: none;
}

.prd-detail-btn-outline {
  border: 1px solid #243272;
  color: #243272;
  background: #ffffff;
}

.prd-detail-toggle {
  width: 32px;
  height: 32px;
/*   border-radius: 3px; */
  border: 1px solid #d1d5db;
  background: #243272;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.prd-detail-toggle i {
  font-size: 12px;
}

.prd-detail-note {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid #e5e7eb;
  font-size: 11px;
  color: #6b7280;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.prd-detail-note i {
  margin-top: 2px;
}

/* Engineered for performance */

.prd-engineered {
  background: #f5f6f9;
  padding: 90px 20px;
}

.prd-perf-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.prd-perf-left-subtitle {
  color: #e31b23;
  font-size: 12px;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.prd-perf-left-title {
  font-size: 40px;
  color: #2c3776;
  font-weight: 700;
  margin-bottom: 20px;
}

.prd-perf-left-desc {
  color: #6b6f82;
  line-height: 1.7;
  margin-bottom: 30px;
  font-size: 14px;
}

.prd-perf-spec {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid #e5e6ef;
  font-size: 14px;
}

.prd-perf-spec span {
  color: #7c8097;
}

.prd-perf-spec strong {
  color: #2c3776;
  font-weight: 600;
}

.prd-perf-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.prd-perf-card {
  padding: 35px;
  color: #ffffff;
}

.prd-perf-card.red {
  background: #e31b23;
}

.prd-perf-card.blue {
  background: #2c3776;
}

.prd-perf-card.navy {
  background: #2c3776;
}

.prd-perf-card h3 {
  font-size: 42px;
  margin-bottom: 8px;
}

.prd-perf-card h4 {
  margin-bottom: 8px;
  font-weight: 500;
}

.prd-perf-card p {
  font-size: 14px;
  opacity: 0.9;
}

/* Brands - World's Leading HVAC Brands section */

.prd-brands {
  background: #273272;
  color: #ffffff;
  padding: 90px 20px 70px;
}

.hvac-container {
  max-width: 1200px;
  margin: 0 auto;
}

.hvac-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 50px;
  gap: 40px;
}

.hvac-left {
  max-width: 520px;
  position: relative;
  padding-left: 25px;
}

.hvac-left::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  height: 70px;
  width: 4px;
  background: #e31b23;
}

.hvac-left small {
  color: #ff4d4d;
  letter-spacing: 2px;
  font-size: 12px;
}

.hvac-left h2 {
  font-size: 40px;
  margin: 10px 0 18px;
  font-weight: 700;
}

.hvac-left p {
  max-width: 420px;
  opacity: 0.9;
  font-size: 14px;
}

.hvac-stats-box {
  background: rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  padding: 25px 40px;
  gap: 50px;
  position: relative;
}

.hvac-stats-box::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: #e31b23;
}

.hvac-stat {
  text-align: center;
}

.hvac-stat h3 {
  font-size: 32px;
  margin-bottom: 5px;
}

.hvac-stat p {
  font-size: 12px;
  color: #c7cbe0;
  letter-spacing: 1px;
}

.hvac-divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
}

.hvac-stats-box:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
  transition: all 0.25s ease;
}

.hvac-brand-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.hvac-brand-card {
  background: #f4f5f7;
  color: #333333;
  padding: 30px;
}

.hvac-brand-logo {
  height: 50px;
  margin-bottom: 15px;
}

.hvac-brand-title {
  color: #273376;
  font-weight: 600;
  margin-bottom: 10px;
}

.hvac-brand-desc {
  font-size: 13px;
  color: #666666;
  margin-bottom: 15px;
}

.hvac-brand-btn {
  display: inline-block;
  background: #273376;
  color: #ffffff;
  padding: 8px 12px;
  font-size: 12px;
}

.hvac-banner {
  max-width: 1200px;
  margin: 50px auto 0;
  background: #e31b23;
  padding: 50px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #ffffff;
}

.hvac-banner-left {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: 700px;
}

.hvac-banner-icon {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
/*   border-radius: 6px; */
  font-size: 22px;
}

.hvac-banner-text h3 {
  font-size: 18px;
  margin-bottom: 5px;
}

.hvac-banner-text p {
  font-size: 13px;
  opacity: 0.9;
  line-height: 1.6;
}

.hvac-banner-img img {
  width: 120px;
  height: 70px;
  object-fit: cover;
}

@media (max-width: 992px) {
  .prd-hero-container {
    text-align: center;
  }

  .prd-eng-container {
    grid-template-columns: 1fr;
  }

  .hvac-brand-grid {
    grid-template-columns: 1fr;
  }

  .prd-detail-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .prd-hero {
    min-height: 400px;
    /* Reduced from 624px to prevent footer overlay */
  }

  .prd-row {
    grid-template-columns: 1fr;
    align-items: flex-start;
  }

  .prd-row-meta {
    text-align: left;
  }

  .hvac-banner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .hvac-banner-left {
    flex-direction: column;
  }

  .prd-detail-buttons {
    flex-direction: column;
  }
}