/* ==========================================================================
   Goldy Precision Technologies - Premium 3D WebGL Winding Road Section
   High-end Three.js Scrollytelling Experience with Ultra-Smooth Camera Easing
   ========================================================================== */

/* Ensure parent containers do not break sticky */
html, body, .wrapper {
  overflow-x: clip !important;
}

.roadmap-3d-section {
  position: relative;
  background: #f8fafc;
  height: 650vh; /* Balanced 650vh scroll track gives ~50vh per milestone for natural pacing */
  box-sizing: border-box;
  padding-bottom: 0 !important;
  margin-bottom: 0 !important;
}

/* Eliminate bottom gap between roadmap and the following section */
#journey-timeline + section,
#why-us {
  padding-top: 15px !important;
  margin-top: 0 !important;
}

/* Sticky Stage holding 3D Canvas and Overlays */
.roadmap-3d-sticky-stage {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  z-index: 20;
  background: radial-gradient(circle at 50% 25%, #ffffff 0%, #f8fafc 55%, #edf2f7 100%);
}

/* Fail-safe pinning fallback for browsers that fail sticky */
.roadmap-3d-sticky-stage.is-pinned-fallback {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100vh !important;
}

#roadmap-3d-viewport {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

#roadmap-3d-canvas {
  width: 100%;
  height: 100%;
  display: block;
  outline: none;
}

/* Ambient Studio Vignette Overlay */
.roadmap-vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, transparent 60%, rgba(241, 245, 249, 0.45) 100%);
  pointer-events: none;
  z-index: 2;
}

/* Top Floating Navigation & Progress Header */
.roadmap-3d-top-header {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: 92%;
  max-width: 1200px;
  z-index: 25;
  text-align: center;
  pointer-events: auto;
}

.roadmap-pill-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(141, 18, 29, 0.08);
  border: 1px solid rgba(141, 18, 29, 0.18);
  color: #8d121d;
  font-family: 'Rubik', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 6px;
}

.roadmap-main-heading {
  font-family: 'Rubik', sans-serif;
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 4px 0;
  letter-spacing: -0.4px;
  line-height: 1.2;
}

.roadmap-subtitle-p {
  font-family: 'Roboto', sans-serif;
  font-size: 13.5px;
  color: #64748b;
  margin: 0 auto 12px auto;
  max-width: 680px;
  line-height: 1.45;
}

/* Year Scrub Pill Bar */
.roadmap-nav-pills {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
  padding: 5px 8px;
  border-radius: 30px;
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
}

.roadmap-nav-pills::-webkit-scrollbar {
  display: none;
}

.roadmap-year-btn {
  background: transparent;
  border: none;
  color: #475569;
  font-family: 'Rubik', sans-serif;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.roadmap-year-btn:hover {
  color: #8d121d;
  background: rgba(141, 18, 29, 0.06);
}

.roadmap-year-btn.active-btn {
  background: #8d121d;
  color: #ffffff;
  box-shadow: 0 3px 10px rgba(141, 18, 29, 0.35);
}

/* Milestone Cards Overlay Container */
.roadmap-3d-cards-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 20;
}

/* Luxury Glassmorphism Milestone Card */
.roadmap-3d-card-item {
  position: absolute;
  top: 52%;
  max-width: 440px;
  width: min(90vw, 440px);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(226, 232, 240, 0.92);
  border-radius: 20px;
  padding: 24px 28px 20px 28px;
  box-shadow: 0 24px 50px -12px rgba(15, 23, 42, 0.14),
              0 0 0 1px rgba(255, 255, 255, 0.95) inset;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.4s;
  overflow: hidden;
}

/* Top Crimson Gradient Accent Strip */
.roadmap-3d-card-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #8d121d 0%, #b81d24 60%, #e11d48 100%);
}

/* Card Left Position (when pin is on right) */
.roadmap-3d-card-item.card-left {
  left: 6%;
  right: auto;
  transform: translateY(-50%) translateX(-40px) scale(0.95);
}

/* Card Right Position (when pin is on left) */
.roadmap-3d-card-item.card-right {
  right: 6%;
  left: auto;
  transform: translateY(-50%) translateX(40px) scale(0.95);
}

/* Active State with Crimson Accent */
.roadmap-3d-card-item.active-card {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(-50%) translateX(0) scale(1);
  box-shadow: 0 30px 60px -12px rgba(141, 18, 29, 0.18),
              0 0 0 1px rgba(255, 255, 255, 0.95) inset;
}

.card-header-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.card-year-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff1f2;
  border: 1px solid #fecdd3;
  color: #8d121d;
  font-family: 'Rubik', sans-serif;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(141, 18, 29, 0.08);
}

.card-milestone-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Rubik', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: #475569;
  background: #f1f5f9;
  padding: 4px 10px;
  border-radius: 6px;
}

.milestone-radar-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #8d121d;
  box-shadow: 0 0 0 0 rgba(141, 18, 29, 0.6);
  animation: radarPulse 2s infinite ease-out;
}

@keyframes radarPulse {
  0% { box-shadow: 0 0 0 0 rgba(141, 18, 29, 0.6); }
  70% { box-shadow: 0 0 0 6px rgba(141, 18, 29, 0); }
  100% { box-shadow: 0 0 0 0 rgba(141, 18, 29, 0); }
}

.card-title-text {
  font-family: 'Rubik', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.32;
  margin: 0 0 10px 0;
  letter-spacing: -0.3px;
}

.card-desc-text {
  font-family: 'Roboto', sans-serif;
  font-size: 14.5px;
  line-height: 1.65;
  color: #334155;
  margin: 0;
}

.card-badge-detail {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fee2e2;
  font-family: 'Rubik', sans-serif;
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 6px;
  margin-top: 14px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.card-badge-detail i {
  color: #8d121d;
  font-size: 12px;
}

.card-points-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.card-points-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-family: 'Roboto', sans-serif;
  font-size: 13.5px;
  line-height: 1.55;
  color: #334155;
}

.card-points-list li i {
  color: #8d121d;
  font-size: 13px;
  margin-top: 3px;
  flex-shrink: 0;
}

/* Card Stepper Footer */
.card-stepper-footer {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.card-step-arrow {
  background: transparent;
  border: 1px solid #e2e8f0;
  color: #475569;
  font-family: 'Rubik', sans-serif;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 14px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
}

.card-step-arrow:hover {
  background: #8d121d;
  border-color: #8d121d;
  color: #ffffff;
}

.card-step-indicator {
  font-family: 'Rubik', sans-serif;
  font-size: 11px;
  font-weight: 600;
  color: #94a3b8;
  letter-spacing: 0.5px;
}

/* Bottom Controls (Progress bar & Step Buttons) */
.roadmap-3d-bottom-bar {
  position: absolute;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 600px;
  z-index: 25;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(226, 232, 240, 0.9);
  padding: 8px 18px;
  border-radius: 30px;
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.08);
}

.roadmap-step-btn {
  background: transparent;
  border: 1px solid #cbd5e1;
  color: #334155;
  font-family: 'Rubik', sans-serif;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.roadmap-step-btn:hover {
  background: #8d121d;
  border-color: #8d121d;
  color: #ffffff;
}

.roadmap-progress-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.roadmap-progress-info {
  display: flex;
  justify-content: space-between;
  font-family: 'Rubik', sans-serif;
  font-size: 11px;
  font-weight: 600;
  color: #64748b;
}

.roadmap-progress-track {
  width: 100%;
  height: 4px;
  background: #e2e8f0;
  border-radius: 4px;
  overflow: hidden;
}

.roadmap-progress-fill {
  height: 100%;
  width: 8.3%;
  background: linear-gradient(90deg, #8d121d, #e11d48);
  border-radius: 4px;
  transition: width 0.15s ease-out;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 991px) {
  .roadmap-3d-top-header {
    top: 12px;
    width: 96%;
  }

  .roadmap-main-heading {
    font-size: 18px;
  }

  .roadmap-subtitle-p {
    display: none;
  }

  .roadmap-3d-card-item {
    top: auto !important;
    bottom: 74px !important;
    left: 4% !important;
    right: 4% !important;
    max-width: 92% !important;
    padding: 18px 20px 16px 20px;
    transform: translateY(20px) !important;
  }

  .roadmap-3d-card-item.active-card {
    transform: translateY(0) !important;
  }

  .card-title-text {
    font-size: 17px;
  }

  .card-desc-text {
    font-size: 13px;
  }

  .card-stepper-footer {
    display: none;
  }

  .roadmap-3d-bottom-bar {
    bottom: 12px;
    padding: 6px 12px;
  }
}

@media (max-width: 576px) {
  .roadmap-nav-pills {
    gap: 2px;
    padding: 3px 6px;
  }

  .roadmap-year-btn {
    font-size: 11px;
    padding: 3px 8px;
  }

  .roadmap-3d-card-item {
    padding: 14px 16px 12px 16px;
    border-radius: 14px;
  }

  .card-title-text {
    font-size: 15px;
  }

  .card-desc-text {
    font-size: 12.5px;
    line-height: 1.45;
  }
}