/* ==========================================================================
   PERFECT ECOTECH - PAGES CSS
   Specific styling for Home, About, Products, Services, Gallery, Blog, Contact
   Strict Rule: SMALLEST VISIBLE FONT IS 14PX (0.875rem)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Home Hero
   -------------------------------------------------------------------------- */
.home-hero {
  position: relative;
  background-color: var(--color-primary-navy);
  color: #FFFFFF;
  padding-top: var(--spacing-20);
  padding-bottom: var(--spacing-20);
  border-bottom: 4px solid var(--color-water);
  overflow: hidden;
}

.home-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at 80% 20%, rgba(8, 121, 201, 0.18) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--spacing-12);
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs); /* 14px */
  font-weight: var(--fw-semibold);
  margin-bottom: var(--spacing-5);
  letter-spacing: 0.03em;
}

.hero-title {
  font-size: var(--fs-hero); /* 52px */
  font-weight: var(--fw-extrabold);
  line-height: 1.15;
  color: #FFFFFF;
  margin-bottom: var(--spacing-5);
  letter-spacing: -0.02em;
}

.hero-title span.text-water { color: #38BDF8; }
.hero-title span.text-solar { color: #4ADE80; }
.hero-title span.text-power { color: #FB923C; }

.hero-desc {
  font-size: var(--fs-md); /* 18px */
  line-height: 1.65;
  color: #E2E8F0;
  margin-bottom: var(--spacing-8);
  max-width: 600px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-4);
  align-items: center;
}

.hero-media {
  position: relative;
  z-index: 2;
}

.hero-card-stack {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-6);
  backdrop-filter: blur(8px);
}

.domain-pill {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  background-color: rgba(11, 42, 74, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-3);
  transition: transform var(--transition-fast);
}

.domain-pill:last-child {
  margin-bottom: 0;
}

.domain-pill:hover {
  transform: translateX(4px);
}

.domain-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
}

.domain-icon.icon-water { background: var(--color-water-light); color: var(--color-water-dark); }
.domain-icon.icon-solar { background: var(--color-solar-light); color: var(--color-solar-dark); }
.domain-icon.icon-power { background: var(--color-power-light); color: var(--color-power-dark); }

.domain-details h3 {
  font-size: var(--fs-base); /* 16px */
  color: #FFFFFF;
  margin-bottom: 2px;
}

.domain-details p {
  font-size: var(--fs-xs); /* 14px */
  color: #94A3B8;
  margin-bottom: 0;
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   Three Solution Pillars Section
   -------------------------------------------------------------------------- */
.solution-pillar-card {
  background-color: var(--color-water-light);
  border: 1px solid rgba(8, 121, 201, 0.25);
  border-top: 4px solid var(--color-water);
  border-radius: var(--radius-md);
  padding: var(--spacing-8);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.solution-pillar-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.pillar-solar {
  background-color: var(--color-solar-light);
  border-color: rgba(53, 168, 83, 0.25);
  border-top-color: var(--color-solar);
}

.pillar-power {
  background-color: var(--color-power-light);
  border-color: rgba(245, 124, 0, 0.25);
  border-top-color: var(--color-power);
}

.pillar-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-4);
}

.pillar-title {
  font-size: var(--fs-2xl); /* 30px */
  font-weight: var(--fw-extrabold);
  color: var(--color-heading);
}

.pillar-desc {
  font-size: var(--fs-base); /* 16px */
  color: var(--color-body);
  line-height: 1.6;
  margin-bottom: var(--spacing-6);
  flex-grow: 1;
}

.pillar-items {
  margin-bottom: var(--spacing-6);
  background-color: #FFFFFF;
  border: 1px solid rgba(11, 42, 74, 0.08);
  border-radius: var(--radius-sm);
  padding: var(--spacing-3) var(--spacing-4);
}

.pillar-items li {
  font-size: var(--fs-xs); /* 14px */
  color: var(--color-body);
  padding: var(--spacing-2) 0;
  border-bottom: 1px dashed var(--color-border-light);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.pillar-items li:last-child {
  border-bottom: none;
}

/* --------------------------------------------------------------------------
   Process / Approach (4 Steps)
   -------------------------------------------------------------------------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-6);
}

.process-step {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-primary-navy);
  border-radius: var(--radius-md);
  padding: var(--spacing-6);
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.process-step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.process-step:nth-child(1) {
  border-top-color: var(--color-water);
}
.process-step:nth-child(1) .step-num {
  color: var(--color-water);
}

.process-step:nth-child(2) {
  border-top-color: var(--color-solar);
}
.process-step:nth-child(2) .step-num {
  color: var(--color-solar);
}

.process-step:nth-child(3) {
  border-top-color: var(--color-power);
}
.process-step:nth-child(3) .step-num {
  color: var(--color-power);
}

.process-step:nth-child(4) {
  border-top-color: var(--color-primary-navy);
}
.process-step:nth-child(4) .step-num {
  color: var(--color-primary-navy);
}

.step-num {
  font-size: var(--fs-2xl); /* 30px */
  font-weight: var(--fw-extrabold);
  line-height: 1;
  margin-bottom: var(--spacing-3);
  display: block;
}

.step-title {
  font-size: var(--fs-xl); /* 24px */
  font-weight: var(--fw-bold);
  color: var(--color-heading);
  margin-bottom: var(--spacing-2);
}

.step-desc {
  font-size: var(--fs-xs); /* 14px */
  color: var(--color-body);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Subpage Headers
   -------------------------------------------------------------------------- */
.page-header {
  background-color: var(--color-primary-navy);
  color: #FFFFFF;
  padding-top: var(--spacing-12);
  padding-bottom: var(--spacing-12);
  border-bottom: 3px solid var(--color-water);
}

.page-header h1 {
  font-size: var(--fs-3xl); /* 36px */
  color: #FFFFFF;
  margin-bottom: var(--spacing-2);
}

.page-header p {
  font-size: var(--fs-md); /* 18px */
  color: #CBD5E1;
  max-width: 720px;
  line-height: 1.6;
  margin-bottom: 0;
}

/* Contact Info Box - Deep Navy Panel */
.contact-sidebar {
  background-color: var(--color-primary-navy);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-top: 4px solid var(--color-water);
  border-radius: var(--radius-md);
  padding: var(--spacing-8);
  box-shadow: var(--shadow-md);
}

.contact-sidebar h3 {
  color: #FFFFFF !important;
}

.contact-sidebar-item {
  margin-bottom: var(--spacing-5);
}

.contact-sidebar-item:last-child {
  margin-bottom: 0;
}

.contact-sidebar-title {
  font-size: var(--fs-base); /* 16px */
  font-weight: var(--fw-bold);
  color: #38BDF8;
  margin-bottom: var(--spacing-1);
}

.contact-sidebar-desc {
  font-size: var(--fs-xs); /* 14px */
  color: #E2E8F0;
  line-height: 1.55;
}

.contact-sidebar-desc a {
  color: #FFFFFF !important;
  text-decoration: underline;
}

.contact-sidebar-desc a:hover {
  color: #38BDF8 !important;
}

.contact-sidebar hr {
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15) !important;
  margin: var(--spacing-6) 0;
}

.contact-sidebar .guideline-title-water { color: #38BDF8 !important; }
.contact-sidebar .guideline-title-solar { color: #4ADE80 !important; }
.contact-sidebar .guideline-title-power { color: #FB923C !important; }
.contact-sidebar .guideline-title-service { color: #E2E8F0 !important; }

.contact-form-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-water);
  border-radius: var(--radius-md);
  padding: var(--spacing-8);
  box-shadow: var(--shadow-sm);
}

/* Requirement type semantic focus states */
.select-water:focus { border-color: var(--color-water); }
.select-solar:focus { border-color: var(--color-solar); }
.select-power:focus { border-color: var(--color-power); }
.select-navy:focus { border-color: var(--color-primary-navy); }

/* Domain-Aware Featured Cards on Homepage */
.card-featured-water {
  background-color: var(--color-water-light) !important;
  border: 1px solid rgba(8, 121, 201, 0.3) !important;
  border-top: 4px solid var(--color-water) !important;
}

.card-featured-solar {
  background-color: var(--color-solar-light) !important;
  border: 1px solid rgba(53, 168, 83, 0.3) !important;
  border-top: 4px solid var(--color-solar) !important;
}

.card-featured-power {
  background-color: var(--color-power-light) !important;
  border: 1px solid rgba(245, 124, 0, 0.3) !important;
  border-top: 4px solid var(--color-power) !important;
}

/* Large-Scale Domain Strips & Zones */
.domain-zone-header {
  margin-bottom: var(--spacing-8);
  border-bottom: 2px solid rgba(11, 42, 74, 0.1);
  padding-bottom: var(--spacing-4);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

.domain-zone-title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-extrabold);
  margin-bottom: var(--spacing-1);
}

.domain-zone-desc {
  font-size: var(--fs-sm);
  color: var(--color-body);
  max-width: 650px;
  margin-bottom: 0;
}

.title-water { color: var(--color-water); }
.title-solar { color: var(--color-solar-dark); }
.title-power { color: var(--color-power-dark); }
.title-navy { color: var(--color-primary-navy); }

/* Domain Pillar Full Blocks */
.domain-block {
  padding: var(--spacing-12) 0;
}

.domain-block-water {
  background-color: var(--color-water-light);
  border-top: 1px solid rgba(8, 121, 201, 0.2);
  border-bottom: 1px solid rgba(8, 121, 201, 0.2);
}

.domain-block-solar {
  background-color: var(--color-solar-light);
  border-top: 1px solid rgba(53, 168, 83, 0.2);
  border-bottom: 1px solid rgba(53, 168, 83, 0.2);
}

.domain-block-power {
  background-color: var(--color-power-light);
  border-top: 1px solid rgba(245, 124, 0, 0.2);
  border-bottom: 1px solid rgba(245, 124, 0, 0.2);
}

.domain-block-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-10);
  align-items: center;
}

.domain-block-visual {
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: var(--spacing-6);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  max-height: 380px;
  overflow: hidden;
}

.domain-block-visual img {
  max-width: 100%;
  max-height: 320px;
  object-fit: contain;
}

@media (max-width: 768px) {
  .domain-block-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
  }
}