/* ==========================================================================
   CPA — MAIN STYLESHEET (FULL VIDEO HERO WITH BOTTOM COMPACT CARD)
   ========================================================================== */

/* Header & Glassmorphic Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition-smooth);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
  height: 74px;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.logo-wrapper:hover .logo-img {
  transform: scale(1.05);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: 0.05em;
  color: #0F172A;
}

.logo-subtitle {
  font-size: 0.65rem;
  color: var(--primary-cyan);
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
  font-weight: 700;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: #1E293B;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: color var(--transition-fast);
  position: relative;
  padding: 4px 0;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-cyan);
  transition: width var(--transition-fast);
  border-radius: var(--radius-full);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-cyan);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: #0F172A;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* Mobile Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background: #FFFFFF;
  border-left: 1px solid var(--border-glass);
  z-index: 2000;
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: right var(--transition-smooth);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.mobile-nav-close {
  background: #F1F5F9;
  border: none;
  color: #0F172A;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.25rem;
  cursor: pointer;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: #0F172A;
  text-decoration: none;
}

/* Hero Section with Fully Visible Background Video */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end; /* Position content block at the bottom */
  justify-content: center;
  padding-top: calc(var(--nav-height) + 20px);
  padding-bottom: 40px;
  overflow: hidden;
  background: #000000;
}

.hero-video-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.hero-bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 1; /* 100% visible video */
  filter: none;
}

/* Overlay gradient removed as requested for crisp video visibility */
.hero-overlay-gradient {
  display: none;
}

/* Compact Hero Glass Card positioned at the bottom */
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  width: 92%;
  margin: 0 auto;
  padding: 24px 32px;
  background: rgba(15, 23, 42, 0.38);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  color: #FFFFFF;
}

.hero-badge-container {
  display: flex;
  justify-content: center;
  margin-bottom: 12px;
}

.hero-title {
  font-size: clamp(1.6rem, 3.2vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.hero-subtitle {
  font-size: clamp(0.9rem, 1.4vw, 1.1rem);
  color: #CBD5E1;
  max-width: 720px;
  margin: 0 auto 20px auto;
  font-weight: 500;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-ctas .btn {
  padding: 12px 24px;
  font-size: 0.9rem;
}

/* Floating Tech Badges on Hero */
.hero-tech-pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.tech-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.8rem;
  font-weight: 600;
  color: #FFFFFF;
  backdrop-filter: blur(8px);
}

.tech-pill img {
  height: 18px;
  width: auto;
  object-fit: contain;
  filter: brightness(1.2);
}

/* Scroll indicator hidden or discrete at side */
.scroll-indicator {
  display: none;
}

/* Section Layout & General Padding */
.section {
  padding: 110px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* SECTION 6: De la conception au chantier (3D Interactive BIM) */
.bim-interactive-wrapper {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
}

.bim-3d-viewport {
  width: 100%;
  height: 520px;
  border-radius: var(--radius-lg);
  background: #0F172A;
  border: 1px solid var(--border-glass);
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15);
}

#bim-interactive-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.bim-controls-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bim-phase-card {
  padding: 20px 24px;
  border-radius: var(--radius-md);
  background: #FFFFFF;
  border: 1px solid var(--border-glass);
  cursor: pointer;
  transition: all var(--transition-smooth);
  display: flex;
  align-items: flex-start;
  gap: 20px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.bim-phase-card:hover, .bim-phase-card.active {
  background: var(--primary-cyan-light);
  border-color: var(--primary-cyan);
  transform: translateX(8px);
}

.bim-phase-card.active {
  box-shadow: 0 10px 30px rgba(0, 102, 255, 0.15);
}

.bim-phase-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(0, 102, 255, 0.1);
  color: var(--primary-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.bim-phase-card.active .bim-phase-icon {
  background: var(--primary-cyan);
  color: #FFF;
}

.bim-phase-info h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
  color: #0F172A;
}

.bim-phase-info p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* SECTION 7: Solutions Grid */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.solution-card {
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 380px;
  background: #FFFFFF;
}

.solution-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-cyan);
  margin-bottom: 24px;
}

.solution-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--primary-cyan-light);
  border: 1px solid rgba(0, 102, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--primary-cyan);
  margin-bottom: 24px;
}

.solution-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: #0F172A;
}

.solution-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 28px;
  flex-grow: 1;
}

.solution-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-cyan);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  transition: gap var(--transition-fast);
}

.solution-card:hover .solution-link {
  gap: 12px;
}

/* SECTION 8: Autodesk & SOLIDWORKS Technologies */
.tech-showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.tech-card {
  padding: 40px;
  background: #FFFFFF;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

.tech-card-featured {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, #FFFFFF 0%, #F0F9FF 100%);
  border: 1px solid rgba(0, 102, 255, 0.25);
  box-shadow: 0 15px 40px rgba(0, 102, 255, 0.08);
}

.tech-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.tech-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--primary-cyan-light);
  border: 1px solid rgba(0, 102, 255, 0.2);
  color: var(--primary-blue);
}

.tech-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 24px 0 36px 0;
}

.tech-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.975rem;
  color: #334155;
  font-weight: 500;
}

.tech-feature-item i {
  color: var(--primary-cyan);
}

/* SECTION 9: "Pour qui ?" Sectors & Audience */
.audience-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.audience-tab-btn {
  padding: 12px 24px;
  border-radius: var(--radius-full);
  background: #FFFFFF;
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.925rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.audience-tab-btn:hover, .audience-tab-btn.active {
  background: var(--primary-cyan);
  border-color: var(--primary-cyan);
  color: #FFFFFF;
  box-shadow: 0 8px 25px rgba(0, 102, 255, 0.25);
}

.audience-content-card {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  padding: 48px;
  align-items: center;
  background: #FFFFFF;
}

.audience-details h3 {
  font-size: 2rem;
  margin-bottom: 16px;
  color: #0F172A;
}

.audience-details p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 24px;
}

.audience-benefits-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.audience-benefit-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-main);
  font-weight: 500;
}

.audience-benefit-item i {
  color: var(--accent-gold);
}

.audience-visual-box {
  width: 100%;
  height: 320px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  border: 1px solid var(--border-glass);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* SECTION 10: Projects Portfolio */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.project-card {
  border-radius: var(--radius-lg);
  background: #FFFFFF;
  border: 1px solid var(--border-glass);
  overflow: hidden;
  position: relative;
  transition: all var(--transition-smooth);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 102, 255, 0.15);
}

.project-thumb-box {
  width: 100%;
  height: 240px;
  position: relative;
  overflow: hidden;
}

.project-body {
  padding: 28px;
}

.project-category {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary-cyan);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.project-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: #0F172A;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* SECTION 11: Events / Webinars */
.events-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.event-card {
  padding: 36px;
  display: flex;
  gap: 24px;
  background: #FFFFFF;
}

.event-date-badge {
  width: 80px;
  height: 90px;
  border-radius: var(--radius-md);
  background: var(--primary-cyan-light);
  border: 1px solid rgba(0, 102, 255, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.event-day {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--primary-cyan);
  line-height: 1;
}

.event-month {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 4px;
}

.event-info h4 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: #0F172A;
}

.event-info p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

/* SECTION 12: CTA Final */
.cta-section {
  position: relative;
  padding: 130px 0;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0242A5 0%, #0F172A 100%);
  color: #FFFFFF;
}

.cta-box {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: clamp(2.25rem, 4.5vw, 3.75rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  color: #FFFFFF;
}

.cta-subtitle {
  font-size: 1.2rem;
  color: #CBD5E1;
  margin-bottom: 44px;
}

/* Footer */
.footer {
  background: #FFFFFF;
  border-top: 1px solid var(--border-glass);
  padding: 80px 0 40px 0;
  position: relative;
  z-index: 2;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 16px;
  max-width: 320px;
}

.footer-col h5 {
  font-size: 1rem;
  margin-bottom: 20px;
  color: #0F172A;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-cyan);
}

.footer-bottom {
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-subtle);
  font-size: 0.85rem;
}

/* Expert Contact Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(16px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  width: 100%;
  max-width: 600px;
  background: #FFFFFF;
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  transform: translateY(20px);
  transition: transform var(--transition-smooth);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: #F1F5F9;
  border: none;
  color: #0F172A;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-weight: 700;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: #F8FAFC;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: #0F172A;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary-cyan);
  box-shadow: 0 0 10px rgba(0, 102, 255, 0.2);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .nav-menu, .nav-actions .btn {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .solutions-grid, .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bim-interactive-wrapper, .tech-showcase-grid, .audience-content-card, .events-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .solutions-grid, .projects-grid, .events-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }
  .btn {
    width: 100%;
  }
  .event-card {
    flex-direction: column;
  }
}