* { 
  box-sizing: border-box; 
  margin: 0; 
  padding: 0; 
}

html, body { 
  height: 100%; 
  font-family: 'Inter', sans-serif; 
  background: #ffffff;
  color: #333;
  overflow-x: hidden;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: rgba(224, 224, 224, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: transform 0.6s ease;
}

.nav-logo {
  font-weight: 300;
  font-size: 1.2rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s ease;
  cursor: pointer;
}

.nav-links a:hover {
  color: #44656c;
}

/* Sticky Section Navigation */
.section-nav {
  position: fixed;
  top: 120px;
  left: 0;
  right: 0;
  z-index: 998;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e5e7eb;
  padding: 1rem 0;
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.section-nav.visible {
  transform: translateY(0);
}

.section-nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-nav-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  list-style: none;
  flex-wrap: wrap;
}

.section-nav-links a {
  text-decoration: none;
  color: #666;
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.section-nav-links a:hover,
.section-nav-links a.active {
  background: #44656c;
  color: white;
}

.back-button {
  display: inline-block;
  margin: 8rem 2rem 3rem;
  padding: 0.75rem 2rem;
  background: #f0f0f0;
  color: #44656c;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 6px 6px 12px #bebebe, -6px -6px 12px #ffffff;
}

/* Results Section Background */
.results-section {
  background: #f8fafc;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}

/* Hero Section */
.hero {
  background: #f5f5f5;
  display: flex;
  justify-content: center;
  min-height: 45vh;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 1400px;
  width: 100%;
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 4rem 3rem;
  background: #f5f5f5;
}

.hero-title {
  font-size: 4rem;
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: 2rem;
  color: #2c3e50;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1.5;
  color: #666;
  margin-bottom: 3rem;
  max-width: 500px;
}

.hero-image {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f5f5f5;
  position: relative;
  overflow: hidden;
}

.hero-image img {
  max-width: 90%;
  max-height: 80%;
  object-fit: contain;
}

/* Content Sections */
.content-wrapper {
  background: #ffffff;
}

.section {
  padding: 6rem 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: #2c3e50;
}

.section-subtitle {
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 3rem;
  line-height: 1.7;
}

/* Project Meta */
.project-meta {
  background: #f8f9fa;
  padding: 4rem;
  border-radius: 12px;
  margin: 4rem 0;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.meta-item h4 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #44656c;
  margin-bottom: 0.5rem;
}

.meta-item p {
  font-size: 1rem;
  color: #333;
  font-weight: 500;
}

/* Problem/Solution Cards */
.problem-solution {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin: 4rem 0;
}

.card {
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.problem-card {
  background: linear-gradient(135deg, #ff6b6b, #ee5a24);
  color: white;
}

.solution-card {
  background: linear-gradient(135deg, #00d4aa, #01a3a4);
  color: white;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.card-text {
  font-size: 1.1rem;
  line-height: 1.6;
}

/* Process Steps */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin: 4rem 0;
}

.process-step {
  background: #ffffff;
  padding: 2.5rem;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.process-step:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.1);
}

.step-number {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.step-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #2c3e50;
}

.step-content {
  color: #666;
  line-height: 1.6;
}

/* Image Gallery */
.image-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin: 4rem 0;
}

.gallery-item {
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
  cursor: pointer;
}

.gallery-item:hover {
  transform: translateY(-6px);
}

.gallery-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.gallery-label {
  padding: 1.5rem;
  font-weight: 600;
  color: #2c3e50;
  text-align: center;
}

/* Personas */
.personas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.persona-card {
  background: #f8f9ff;
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  text-align: center;
  transition: transform 0.3s ease;
}

.persona-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.persona-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 1rem;
  object-fit: cover;
}

.persona-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: #2c3e50;
  margin-bottom: 0.5rem;
}

.persona-description {
  color: #666;
  line-height: 1.6;
}

/* Results Section */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.result-card {
  background: linear-gradient(135deg, #2c3e50, #34495e);
  color: white;
  padding: 2.5rem;
  border-radius: 16px;
  text-align: center;
  position: relative;
  overflow: hidden;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.result-card.notification-types {
  background: linear-gradient(135deg, #5ee2b8, #70ee8f);
}

.result-card.scalability {
  background: linear-gradient(135deg, #868cf7, #9cc6fc);
}

.result-card.global {
  background: transparent;
  padding: 0;
  overflow: hidden;
}

.result-metric {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 0.5rem;
}

.result-label {
  font-size: 1rem;
  opacity: 0.9;
  margin-top: 1rem;
}

.chart-container {
  width: 200px;
  height: 200px;
  margin: 1rem auto;
}

.gauge-text {
  font-size: 2rem;
  font-weight: 900;
  fill: white;
  text-anchor: middle;
  dominant-baseline: central;
}

.gauge-label {
  font-size: 0.9rem;
  fill: white;
  text-anchor: middle;
  dominant-baseline: central;
  opacity: 0.9;
}

.notification-counter {
  font-size: 3.5rem;
  font-weight: 900;
  color: white;
  margin: 2rem 0 1rem;
  text-align: center;
  line-height: 1;
}

/* Globe Container */
.globe-container {
  width: 100%;
  height: 100%;
  margin: 0;
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: #1a1a1a;
}

#mapbox-globe {
  width: 100%;
  height: 100%;
  border-radius: 16px;
}

.mapboxgl-canvas {
  border-radius: 16px !important;
}

.mapboxgl-control-container {
  display: none !important;
}

.mapboxgl-map {
  border-radius: 16px !important;
}

.result-card.global .result-label {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.7);
  padding: 10px 20px;
  border-radius: 20px;
  color: white;
  font-size: 1rem;
  opacity: 0.9;
  z-index: 10;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
}

.lightbox-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 95vw;
  max-height: 95vh;
}

.lightbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  padding: 10px;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-container {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-content {
    padding: 4rem 2rem 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-image {
    min-height: 300px;
  }

  .section {
    padding: 4rem 2rem;
  }

  .problem-solution,
  .process-grid,
  .image-gallery {
    grid-template-columns: 1fr;
  }

  .nav {
    padding: 1rem;
  }

  .nav-links {
    gap: 1rem;
  }

  .section-nav-links {
    gap: 1rem;
  }

  .section-nav-links a {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
  }
}
        /* Quote Cards Styling */
.quotes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.quote-card {
    background: #f8f9ff;
    padding: 30px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    position: relative;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.quote-mark {
    font-size: 4rem;
    color: #3b82f6;
    opacity: 0.2;
    position: absolute;
    top: 10px;
    left: 20px;
    font-family: Georgia, serif;
    line-height: 1;
}

.quote-text {
    font-size: 1rem;
    line-height: 1.6;
    color: #374151;
    font-style: italic;
    margin: 20px 0 15px 0;
    position: relative;
    z-index: 1;
}

.quote-attribution {
    font-size: 0.9rem;
    color: #6b7280;
    font-weight: 600;
    border-top: 2px solid #e5e7eb;
    padding-top: 15px;
}