/* ==========================================================================
   GAURISSON - SECTION LAYOUTS & STYLES (HERO 3D, FLOW, SOLUTIONS, FOOTER)
   ========================================================================== */

/* ==========================================================================
   1. HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  padding: 4.5rem 0 6rem 0;
  background: radial-gradient(circle at 75% 30%, rgba(0, 102, 255, 0.18) 0%, transparent 60%),
              radial-gradient(circle at 20% 80%, rgba(245, 158, 11, 0.12) 0%, transparent 50%),
              var(--color-navy-950);
  overflow: hidden;
}

/* Background Energy Particle Canvas */
.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.hero-content-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-text {
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.1rem;
  background: rgba(0, 102, 255, 0.15);
  border: 1px solid rgba(0, 210, 255, 0.35);
  border-radius: var(--radius-full);
  color: var(--color-blue-cyan);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.2);
}

.hero-title {
  font-size: clamp(2.5rem, 5.2vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-lead {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--color-gray-300);
  line-height: 1.65;
  margin-bottom: 2.25rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-quick-contact {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
}

.hero-contact-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--text-sm);
  color: var(--color-gray-300);
}

.hero-contact-item a {
  color: var(--color-white);
  font-weight: 600;
}

.hero-contact-item a:hover {
  color: var(--color-solar-400);
}

/* Hero 3D Visual Showcase */
.hero-visual-wrapper {
  position: relative;
  width: 100%;
}

.hero-visual-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(0, 210, 255, 0.3);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 102, 255, 0.25);
  background: var(--color-navy-900);
}

.hero-visual-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-visual-card:hover .hero-visual-img {
  transform: scale(1.04);
}

.hero-visual-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(5, 11, 23, 0.95) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
}

.hero-floating-stat {
  position: absolute;
  background: rgba(11, 19, 43, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 210, 255, 0.3);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-md);
  z-index: 5;
}

.floating-stat-1 {
  top: -20px;
  right: -15px;
}

.floating-stat-2 {
  bottom: 25px;
  left: -20px;
}

.floating-stat-icon {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(0, 102, 255, 0.2);
  color: var(--color-blue-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
}

.floating-stat-text h5 {
  font-size: 0.92rem;
  margin-bottom: 2px;
}

.floating-stat-text p {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  margin-bottom: 0;
}

/* ==========================================================================
   2. TRUST & QUICK INFO STRIP
   ========================================================================== */
.trust-strip {
  background: rgba(15, 27, 56, 0.7);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  padding: 2.25rem 0;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}

.trust-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.2rem;
  border-radius: var(--radius-md);
  background: rgba(11, 19, 43, 0.6);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-fast);
}

.trust-card:hover {
  background: rgba(11, 19, 43, 0.95);
  border-color: rgba(0, 210, 255, 0.3);
  transform: translateY(-2px);
}

.trust-icon {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: rgba(0, 102, 255, 0.15);
  color: var(--color-blue-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.trust-info h5 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.trust-info p {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  margin-bottom: 0;
}

/* ==========================================================================
   3. INTERACTIVE SOLAR ENERGY FLOW SECTION
   ========================================================================== */
.solar-flow-section {
  position: relative;
  background: linear-gradient(180deg, var(--color-navy-950) 0%, rgba(15, 27, 56, 0.6) 100%);
}

.flow-interactive-wrapper {
  background: rgba(11, 19, 43, 0.8);
  border: 1px solid rgba(0, 210, 255, 0.25);
  border-radius: var(--radius-xl);
  padding: 2.75rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.flow-nodes-container {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  position: relative;
  margin-bottom: 3rem;
}

.flow-node-item {
  position: relative;
  background: rgba(15, 27, 56, 0.9);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.25rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: 2;
}

.flow-node-item:hover, .flow-node-item.active {
  border-color: var(--color-blue-cyan);
  background: rgba(22, 36, 71, 0.95);
  box-shadow: 0 0 25px rgba(0, 210, 255, 0.3);
  transform: translateY(-4px);
}

.flow-node-item.active .flow-node-icon {
  background: var(--grad-solar);
  color: #050B17;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.6);
}

.flow-node-icon {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: rgba(0, 102, 255, 0.15);
  color: var(--color-blue-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 1.25rem auto;
  transition: all var(--transition-fast);
}

.flow-node-number {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: var(--text-xs);
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--color-gray-400);
}

.flow-node-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.flow-node-role {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
}

/* Connecting Animated Beam */
.flow-line-bar {
  position: absolute;
  top: 68px;
  left: 8%;
  right: 8%;
  height: 4px;
  background: rgba(0, 102, 255, 0.2);
  z-index: 1;
}

.flow-line-progress {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #F59E0B, #00D2FF, #0066FF);
  background-size: 200% 100%;
  animation: flowGradient 3s linear infinite;
  box-shadow: 0 0 12px rgba(0, 210, 255, 0.5);
}

@keyframes flowGradient {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.flow-details-panel {
  background: rgba(5, 11, 23, 0.85);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 2rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.75rem;
  align-items: center;
}

.flow-details-badge {
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-sm);
  background: rgba(0, 102, 255, 0.2);
  border: 1px solid rgba(0, 210, 255, 0.3);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-blue-cyan);
  font-size: 1.15rem;
}

.flow-details-text h4 {
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
}

.flow-details-text p {
  margin-bottom: 0;
  font-size: var(--text-sm);
  color: var(--color-gray-300);
}

/* ==========================================================================
   4. SOLUTIONS & PRODUCTS CATALOG
   ========================================================================== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
}

.solution-card-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.75rem;
}

.product-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.product-card:hover {
  border-color: rgba(0, 210, 255, 0.35);
  box-shadow: var(--shadow-md), 0 0 20px rgba(0, 102, 255, 0.2);
  transform: translateY(-4px);
}

.product-img-box {
  position: relative;
  height: 200px;
  background: var(--color-navy-850);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.product-card:hover .product-img-box img {
  transform: scale(1.06);
}

.product-category-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(11, 19, 43, 0.85);
  backdrop-filter: blur(8px);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-blue-cyan);
  border: 1px solid var(--glass-border);
}

.product-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.product-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.product-desc {
  font-size: var(--text-sm);
  color: var(--color-gray-300);
  margin-bottom: 1.25rem;
  line-height: 1.55;
}

/* ==========================================================================
   5. PROJECTS PORTFOLIO
   ========================================================================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-navy-900);
  border: 1px solid var(--glass-border);
  height: 380px;
  transition: all var(--transition-normal);
}

.project-card:hover {
  border-color: rgba(0, 210, 255, 0.4);
  box-shadow: var(--shadow-lg), 0 0 25px rgba(0, 102, 255, 0.25);
  transform: translateY(-5px);
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-img {
  transform: scale(1.08);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(5, 11, 23, 0.95) 90%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.75rem;
}

.project-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(0, 102, 255, 0.25);
  border: 1px solid rgba(0, 210, 255, 0.4);
  color: var(--color-blue-cyan);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  width: fit-content;
}

.project-title {
  font-size: 1.3rem;
  margin-bottom: 0.35rem;
}

.project-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  margin-bottom: 0.75rem;
}

/* ==========================================================================
   6. HOW WE WORK (7-STEP TIMELINE)
   ========================================================================== */
.timeline-track {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline-track::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(180deg, #0066FF, #00D2FF, #F59E0B);
  transform: translateX(-50%);
}

.timeline-step-item {
  position: relative;
  margin-bottom: 3.5rem;
  display: flex;
  align-items: center;
}

.timeline-step-item:last-child {
  margin-bottom: 0;
}

.timeline-step-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-step-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  width: calc(50% - 40px);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.timeline-step-item:hover .timeline-content {
  border-color: rgba(0, 210, 255, 0.4);
  background: rgba(15, 27, 56, 0.95);
  box-shadow: var(--shadow-md), 0 0 20px rgba(0, 102, 255, 0.2);
  transform: translateY(-2px);
}

.timeline-node {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-navy-900);
  border: 2px solid var(--color-blue-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-solar-400);
  box-shadow: 0 0 16px rgba(0, 210, 255, 0.4);
  z-index: 2;
  transition: all var(--transition-fast);
}

.timeline-step-item:hover .timeline-node {
  background: var(--grad-solar);
  color: #050B17;
  transform: translateX(-50%) scale(1.12);
  box-shadow: 0 0 24px rgba(245, 158, 11, 0.6);
}

/* ==========================================================================
   7. WHY GAURISSON & QUALITATIVE STATS
   ========================================================================== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
  margin-top: 3.5rem;
}

.stat-item-box {
  background: rgba(15, 27, 56, 0.8);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all var(--transition-normal);
}

.stat-item-box:hover {
  border-color: rgba(245, 158, 11, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 0 25px rgba(245, 158, 11, 0.2);
}

.stat-item-box .stat-highlight {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-solar-400);
  margin-bottom: 0.35rem;
}

.stat-item-box .stat-desc {
  font-size: var(--text-sm);
  color: var(--color-gray-300);
  margin-bottom: 0;
}

/* ==========================================================================
   8. CONTACT SECTION
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-card-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition-fast);
}

.contact-card-item:hover {
  border-color: rgba(0, 210, 255, 0.3);
  background: rgba(15, 27, 56, 0.9);
}

.contact-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(0, 102, 255, 0.15);
  color: var(--color-blue-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.contact-card-body h5 {
  font-size: 1.05rem;
  margin-bottom: 0.3rem;
}

.contact-card-body p, .contact-card-body a {
  font-size: var(--text-sm);
  color: var(--color-gray-300);
  margin-bottom: 0;
}

.contact-card-body a:hover {
  color: var(--color-solar-400);
}

/* ==========================================================================
   9. FOOTER
   ========================================================================== */
.footer-main {
  background: var(--color-navy-950);
  border-top: 1px solid var(--glass-border);
  padding: 5.5rem 0 2rem 0;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand-col p {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  line-height: 1.65;
  margin: 1.25rem 0 1.5rem 0;
}

.footer-col-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.35rem;
  position: relative;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link-item a {
  color: var(--color-gray-400);
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-link-item a:hover {
  color: var(--color-blue-cyan);
  transform: translateX(4px);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: var(--text-xs);
  color: var(--color-gray-500);
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: var(--color-gray-500);
}

.footer-bottom-links a:hover {
  color: var(--color-gray-300);
}