/* =======================================================
   HVAC PAGE - ARCHITECTURAL TECH THEME
   ======================================================= */

/* --- HVAC HERO MODERN (Igual que About pero con ajustes) --- */
.hvac-hero-modern {
  position: relative;
  min-height: 100vh;
  background-color: #050C18;
  display: flex;
  align-items: center;
  padding: 100px 0;
  overflow: hidden;
}

.hero-tech-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(23, 60, 122, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 60, 122, 0.05) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 1;
}

.hero-light-flare.blue {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 70%;
  height: 90%;
  background: radial-gradient(circle, rgba(16, 42, 86, 0.25) 0%, transparent 70%);
  z-index: 2;
  pointer-events: none;
}

.hero-split-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 10;
}

/* Content Side */
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 30px;
}

.hero-eyebrow .line {
  width: 40px;
  height: 2px;
  background-color: var(--color-orange);
}

.hero-eyebrow .text {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 3px;
  color: #94A3B8;
}

.hero-title {
  font-size: clamp(3rem, 5.5vw, 5rem);
  line-height: 0.95;
  color: var(--color-white);
  margin-bottom: 30px;
}

.hero-title .weight-400 {
  font-weight: 400;
}

.hero-title .weight-900 {
  font-weight: 900;
}

.hero-description {
  max-width: 550px;
  margin-bottom: 50px;
}

.hero-description p {
  font-size: 1.15rem;
  line-height: 1.7;
  color: #CBD5E1;
}

/* Shuttle (Iconos técnicos) */
.hero-stats-shuttle {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 15px 30px;
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

.shuttle-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.shuttle-item .s-icon {
  font-size: 2rem;
  color: var(--color-yellow);
}

.s-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 1px;
  line-height: 1.2;
}

.shuttle-divider {
  width: 1px;
  height: 30px;
  background: rgba(255, 255, 255, 0.1);
  margin: 0 25px;
}

/* Visual Side */
.hero-visual-composition {
  position: relative;
}

.main-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1/1;
  /* Cuadrada para HVAC */
  border-radius: 40px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 40px 80px -10px rgba(0, 0, 0, 0.5);
}

.image-inner {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.main-image-wrapper:hover .image-inner {
  transform: scale(1.05);
}

/* Tech Specs Card (Modificada para HVAC) */
.tech-specs-card {
  position: absolute;
  bottom: 30px;
  left: -30px;
  /* Posición diferente a About */
  background: rgba(10, 25, 48, 0.95);
  backdrop-filter: blur(10px);
  color: var(--color-white);
  padding: 20px 25px;
  border-radius: 20px;
  min-width: 180px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--color-yellow);
  margin-bottom: 15px;
  letter-spacing: 1px;
}

.dot.blink {
  width: 8px;
  height: 8px;
  background: var(--color-yellow);
  border-radius: 50%;
  animation: blink 1.5s infinite;
}

@keyframes blink {
  50% {
    opacity: 0.4;
  }
}

.specs-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.specs-row span {
  color: #94A3B8;
  font-weight: 600;
}

.specs-row strong {
  color: #fff;
  font-weight: 800;
}

.vertical-year-marker {
  position: absolute;
  right: -40px;
  top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--color-white);
}

.v-num {
  font-size: 5rem;
  font-weight: 900;
  line-height: 0.8;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.3);
}

.v-text {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 4px;
  margin-top: 10px;
  opacity: 0.6;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.mouse {
  width: 26px;
  height: 42px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  display: block;
  position: relative;
}

.wheel {
  width: 4px;
  height: 8px;
  background-color: var(--color-yellow);
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollMouse 2s infinite;
}

/* --- SERVICE SILOS (PILLARS) --- */
.service-silos-section {
  padding: 120px 0;
  background-color: #0F172A;
}

.section-header-center {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  color: var(--color-orange);
  font-weight: 700;
  letter-spacing: 3px;
  font-size: 0.85rem;
  display: block;
  margin-bottom: 15px;
}

.section-header-center h2 {
  font-size: 3rem;
  color: #fff;
  font-weight: 900;
}

.silos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.silo-card {
  position: relative;
  height: 550px;
  border-radius: 40px;
  overflow: hidden;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.4s ease;
}

.silo-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0.6;
  transition: transform 0.8s ease;
}

.silo-card:hover {
  transform: translateY(-10px);
  border-color: var(--color-yellow);
}

.silo-card:hover .silo-bg {
  transform: scale(1.1);
  opacity: 0.4;
}

.silo-content {
  position: relative;
  z-index: 2;
  height: 100%;
  padding: 50px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(to top, #0A1930 20%, transparent 90%);
}

.silo-icon-box {
  width: 60px;
  height: 60px;
  background: var(--color-blue);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-yellow);
  margin-bottom: 25px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.silo-icon-box span {
  font-size: 2rem;
}

.silo-content h3 {
  font-size: 2.2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 15px;
}

.silo-content p {
  font-size: 1.05rem;
  color: #CBD5E1;
  margin-bottom: 30px;
  line-height: 1.6;
}

.silo-features {
  list-style: none;
  padding: 0;
  margin-bottom: 35px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.silo-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
}

.silo-features li span {
  color: var(--color-yellow);
  font-size: 1.1rem;
}

.btn-silo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-yellow);
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: 0.3s;
}

.btn-silo:hover {
  gap: 15px;
  color: #fff;
}

/* --- TECH STRIP (SAMI) --- */
.tech-strip-section {
  padding: 80px 0;
  background: linear-gradient(90deg, #102A56, #050C18);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tech-strip-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 60px;
}

.ts-text {
  max-width: 600px;
}

.tech-tag {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-yellow);
  padding: 5px 12px;
  border-radius: 4px;
  font-weight: 800;
  font-size: 0.75rem;
  margin-bottom: 15px;
  display: inline-block;
  border: 1px solid rgba(255, 182, 0, 0.2);
}

.ts-text h2 {
  font-size: 2.5rem;
  color: #fff;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 15px;
}

.ts-text p {
  color: #CBD5E1;
  font-size: 1rem;
  line-height: 1.6;
}

.ts-stats {
  display: flex;
  gap: 40px;
}

.ts-stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.ts-num {
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-white);
  line-height: 1;
}

.ts-label {
  font-size: 0.8rem;
  color: #94A3B8;
  text-transform: uppercase;
  margin-top: 5px;
}

/* --- MODELS GRID DETAILED --- */
.models-detailed-section {
  padding: 120px 0;
  background-color: #050d1a;
}

.section-header-left {
  margin-bottom: 60px;
  text-align: left;
}

.section-header-left h2 {
  font-size: 3rem;
  color: #fff;
  font-weight: 900;
}

.models-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.model-card-tech {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 30px;
  padding: 40px 30px;
  transition: 0.3s ease;
  display: flex;
  flex-direction: column;
}

.model-card-tech:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--color-yellow);
  transform: translateY(-5px);
}

.mc-icon {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  margin-bottom: 25px;
  transition: 0.3s;
}

.mc-icon.highlight {
  background: rgba(232, 93, 37, 0.2);
  color: var(--color-orange);
}

.model-card-tech:hover .mc-icon {
  background: var(--color-yellow);
  color: #050C18;
}

.model-card-tech h3 {
  font-size: 1.5rem;
  color: #fff;
  font-weight: 800;
  margin-bottom: 15px;
}

.model-card-tech p {
  font-size: 1rem;
  color: #94A3B8;
  line-height: 1.6;
  margin-bottom: auto;
}

.mc-footer {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
  color: var(--color-yellow);
  font-weight: 700;
  text-transform: uppercase;
}

/* --- MULTI-SITE PREMIUM --- */
.multi-site-premium {
  padding: 100px 0;
  background-color: #0A1930;
}

.multi-site-box {
  background: linear-gradient(135deg, #102A56 0%, #050C18 100%);
  border-radius: 50px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

.ms-content {
  padding: 80px 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ms-content h2 {
  font-size: 2.8rem;
  color: #fff;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
}

.ms-content p {
  font-size: 1.15rem;
  color: #CBD5E1;
  margin-bottom: 30px;
}

.ms-list {
  list-style: none;
  padding: 0;
}

.ms-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  margin-bottom: 10px;
}

.ms-list .dot {
  width: 8px;
  height: 8px;
  background: var(--color-orange);
  border-radius: 50%;
}

.ms-visual {
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.map-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
}

/* RESPONSIVE */
@media (max-width: 992px) {

  .silos-grid,
  .models-grid-3,
  .multi-site-box,
  .tech-strip-wrapper {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .tech-strip-wrapper {
    text-align: center;
    gap: 40px;
  }

  .ts-stats {
    justify-content: center;
  }

  .hero-split-layout {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 60px;
  }

  .hero-eyebrow {
    justify-content: center;
  }

  .hero-stats-shuttle {
    justify-content: center;
    width: 100%;
  }

  .hero-description {
    margin: 0 auto 40px;
  }

  .main-image-wrapper {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
  }

  .tech-specs-card {
    left: 50%;
    transform: translateX(-50%);
    bottom: -20px;
    width: 90%;
  }

  .ms-content {
    padding: 50px 30px;
  }

  .ms-visual {
    height: 300px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }

  .silo-card {
    height: auto;
  }
}