/* Centrage des descriptifs */
.centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
/* Accessibilité : focus visible sur liens et boutons */
a:focus, button:focus, .cta:focus, .cta-secondary:focus {
  outline: 2px solid #2196f3;
  outline-offset: 2px;
  background: #e3f2fd;
  color: #0d47a1;
}
body {
  font-family: 'Segoe UI', Arial, sans-serif;
  color: #23272f;
  background: #f7f8fa;
  text-align: center;
  font-size: 1.1em;
  font-weight: 400;
  margin: 0;
}

header {
  background: linear-gradient(120deg, #2196f3 0%, #43a047 100%);
  color: #fff;
  padding-bottom: 30px;
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  height: 64px;
  background: rgba(24,28,36,0.95);
  box-shadow: 0 2px 8px #0002;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 24px;
  padding: 0;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  font-size: 1.1em;
  padding: 6px 14px;
  border-radius: 6px;
  transition: background .2s;
}

nav ul li a.active,
nav ul li a:hover {
  background: #2196f3;
}

nav ul li a.cta-nav {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 8px 16px;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

nav ul li a.cta-nav:hover {
  background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
  box-shadow: 0 6px 16px rgba(102, 126, 234, 0.4);
  transform: translateY(-1px);
}

.hero {
  text-align: center;
  padding: 60px 20px 30px 20px;
}

.hero h1 {
  font-size: 2.5em;
  margin-bottom: 18px;
}

.hero-subtitle {
  font-size: 1.3em;
  margin-bottom: 28px;
  line-height: 1.6;
}

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

/* Dashboard Showcase Section */
.dashboard-showcase {
  background: linear-gradient(135deg, #f5f7fa 0%, #e8eef7 100%);
  border-radius: 18px;
  margin: 48px auto;
  max-width: 1200px;
  padding: 56px 28px;
  box-shadow: 0 4px 20px #0001;
  text-align: left;
}

.showcase-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  text-align: left;
}

.showcase-text {
  text-align: left;
}

.showcase-text h2 {
  font-size: 2.2em;
  margin-top: 0;
  margin-bottom: 16px;
  color: #1a1a2e;
  text-align: left;
}

.showcase-text > p {
  font-size: 1.15em;
  color: #555;
  margin-bottom: 32px;
  text-align: left;
}

.showcase-highlights {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  text-align: left;
}

.showcase-highlights li {
  padding: 12px 0;
  font-size: 1.05em;
  color: #333;
  border-bottom: 1px solid #ddd;
  text-align: left;
}

.showcase-highlights li:last-child {
  border-bottom: none;
}

.showcase-visual {
  display: flex;
  justify-content: center;
  text-align: center;
}

.dashboard-mock {
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 8px 32px #0003;
  overflow: hidden;
  width: 100%;
  max-width: 480px;
  border: 1px solid #e0e0e0;
  margin: 0 auto;
}

.mock-header {
  background: linear-gradient(90deg, #1a1a2e 0%, #2d3561 100%);
  color: #fff;
  padding: 14px 16px;
  font-weight: 600;
  font-size: 0.9em;
  letter-spacing: 0.5px;
  text-align: center;
}

.mock-content {
  display: flex;
  height: 420px;
  width: 100%;
}

.mock-sidebar {
  background: #f0f2f8;
  border-right: 1px solid #e0e0e0;
  padding: 16px 0;
  width: 120px;
  flex-shrink: 0;
  overflow-y: auto;
}

.mock-item {
  padding: 12px 14px;
  font-size: 0.9em;
  color: #666;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
  text-align: left;
}

.mock-item.active {
  background: #2196f3;
  color: #fff;
  border-left: 3px solid #0d47a1;
  padding-left: 11px;
}

.mock-main {
  flex: 1;
  padding: 20px 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

.mock-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.mock-stat {
  background: linear-gradient(135deg, #e3f2fd 0%, #e8f5e9 100%);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  border-left: 3px solid #2196f3;
}

.stat-number {
  font-size: 1.4em;
  font-weight: 700;
  color: #1a1a2e;
  margin: 0;
}

.stat-label {
  font-size: 0.75em;
  color: #666;
  margin-top: 4px;
  display: block;
}

.mock-activity {
  background: #fafbfc;
  border-radius: 8px;
  padding: 12px;
  border: 1px solid #e0e0e0;
  flex: 1;
  overflow-y: auto;
}

.activity-item {
  font-size: 0.85em;
  padding: 6px 0;
  color: #555;
  border-bottom: 1px solid #e0e0e0;
  margin: 0;
}

.activity-item:last-child {
  border-bottom: none;
}

/* Features Grid */
.features-preview h2 {
  font-size: 2em;
  margin-bottom: 40px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 40px auto;
  max-width: 1200px;
  padding: 0 20px;
}

.feature-card {
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 2px 12px #0001;
  padding: 32px 24px;
  transition: transform 0.3s, box-shadow 0.3s;
  text-align: left;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px #0002;
}

.feature-icon {
  font-size: 3em;
  margin-bottom: 16px;
  display: block;
}

.feature-card h3 {
  font-size: 1.3em;
  margin-bottom: 12px;
  color: #2196f3;
}

.feature-card p {
  color: #666;
  line-height: 1.6;
  margin: 0;
}

/* Download/Demo section */
.download-demo {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 18px;
  margin: 40px auto 0 auto;
  max-width: 900px;
  padding: 48px 28px 32px 28px;
  text-align: center;
  color: #fff;
}

.download-demo h2 {
  color: #fff;
  font-size: 2em;
}

.download-demo-content {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  margin: 32px 0 18px 0;
}

.download-block {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 14px;
  box-shadow: 0 4px 16px #0002;
  padding: 28px 24px;
  width: 260px;
  min-width: 220px;
  max-width: 320px;
  color: #23272f;
  transition: transform 0.3s, box-shadow 0.3s;
  text-align: center;
}

.download-block:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px #0003;
}

.download-block.featured {
  background: #fff;
  box-shadow: 0 8px 32px #0003;
  transform: scale(1.05);
}

.block-icon {
  font-size: 2.5em;
  margin-bottom: 12px;
  display: block;
}

/* Compatibility section */
.compatibility-section {
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 2px 16px #0001;
  margin: 48px auto 0 auto;
  max-width: 1000px;
  padding: 48px 28px 32px 28px;
  text-align: center;
}

.compatibility-section h2 {
  font-size: 2em;
  margin-top: 0;
  margin-bottom: 40px;
}

.compatibility-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin: 0 auto;
}

.compat-box {
  background: #f7f8fa;
  border-radius: 12px;
  padding: 24px 20px;
  text-align: left;
}

.compat-box h3 {
  color: #2196f3;
  margin-bottom: 16px;
}

.compat-box ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.compat-box li {
  padding: 8px 0;
  border-bottom: 1px solid #eee;
}

.compat-box li:last-child {
  border-bottom: none;
}

/* Benefits section */
.benefits-section {
  background: linear-gradient(120deg, #e3f2fd 0%, #e8f5e9 100%);
  border-radius: 18px;
  margin: 40px auto;
  max-width: 1000px;
  padding: 48px 28px 32px 28px;
  text-align: center;
}

.benefits-section h2 {
  font-size: 2em;
  margin-bottom: 40px;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
}

.benefit-item {
  background: #fff;
  border-radius: 12px;
  padding: 28px 20px;
  box-shadow: 0 2px 8px #0001;
  transition: transform 0.3s;
}

.benefit-item:hover {
  transform: translateY(-4px);
}

.benefit-number {
  font-size: 2.5em;
  margin-bottom: 12px;
  display: block;
}

.benefit-item h4 {
  color: #2196f3;
  margin: 12px 0;
  font-size: 1.2em;
}

.benefit-item p {
  color: #666;
  font-size: 0.95em;
  line-height: 1.5;
}
.badge {
  display: inline-block;
  font-size: 0.9em;
  padding: 4px 12px;
  border-radius: 8px;
  margin-top: 10px;
  background: #e3f2fd;
  color: #2196f3;
  font-weight: bold;
}
.badge-demo {
  background: #e8f5e9;
  color: #43a047;
}
.badge-support {
  background: #fffde7;
  color: #fbc02d;
}
.badge-secu {
  background: #e3f2fd;
  color: #1976d2;
}
.badge.playing {
  background: #e8f5e9;
  color: #2e7d32;
}

/* Testimonials */
.testimonials {
  background: #f7f8fa;
  border-radius: 18px;
  box-shadow: 0 2px 16px #0001;
  margin: 40px auto 0 auto;
  max-width: 900px;
  padding: 36px 28px 32px 28px;
  text-align: center;
}
.testimonials-list {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: center;
  margin: 32px 0 18px 0;
}
.testimonial {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 1px 6px #0001;
  padding: 24px 18px;
  width: 260px;
  min-width: 200px;
  max-width: 320px;
  font-style: italic;
}
.testimonial span {
  display: block;
  margin-top: 10px;
  font-size: 0.95em;
  color: #888;
}

.footer-content {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  font-size: 1em;
  gap: 12px;
}
.footer-badges {
  display: flex;
  gap: 10px;
}

@media (max-width: 900px) {
  .features-list,
  .download-demo-content,
  .testimonials-list,
  .footer-content {
    flex-direction: column;
    align-items: center;
    gap: 18px;
  }
  .feature,
  .download-block,
  .testimonial {
    width: 95%;
    max-width: 98vw;
  }
  .hero-buttons {
    flex-direction: column;
    gap: 12px;
  }
  .showcase-container {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .dashboard-mock {
    max-width: 100%;
  }
  .mock-content {
    height: auto;
    min-height: 320px;
  }
  .mock-sidebar {
    width: 100px;
  }
  .mock-item {
    padding: 10px 12px;
    font-size: 0.85em;
  }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  .compatibility-grid {
    grid-template-columns: 1fr;
  }
  .download-block.featured {
    transform: scale(1);
  }
}