/* Statistics Section */
.ctf-stats-section {
  max-width: 1200px;
  margin: 40px auto 60px;
  padding: 0 20px;
}

.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.stat-card {
  background: var(--header-color);
  border-radius: 12px;
  padding: 28px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
  border-color: rgba(59, 130, 246, 0.5);
}

.stat-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: white;
  flex-shrink: 0;
}

.stat-content {
  flex-grow: 1;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  margin: 0 0 4px 0;
  color: var(--text-color);
  line-height: 1;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--secondary-text-color);
  margin: 0;
  font-weight: 500;
}

/* Events Section */
.ctf-events-section {
  max-width: 1200px;
  margin: 60px auto;
  padding: 0 20px;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-color);
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--secondary-text-color);
  margin: 0;
  font-weight: 400;
}

.ctf-events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

.ctf-event-card {
  background: var(--header-color);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  position: relative;
}

.ctf-event-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
  border-color: rgba(59, 130, 246, 0.5);
}

.ctf-event-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 10;
}

.badge-text {
  background: rgba(16, 185, 129, 0.9);
  color: white;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.ctf-event-image {
  width: 100%;
  /* height: 220px; */
  overflow: hidden;
  position: relative;
  border-radius: 16px 16px 0 0;
}

.ctf-event-image img {
  width: 100%;
  height: calc(100% + 20px);
  object-fit: cover;
  object-position: center top;
  display: block;
}

.ctf-event-header {
  background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
  padding: 40px 30px 30px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.ctf-event-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
}

.event-icon-wrapper {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.2);
  position: relative;
  z-index: 1;
}

.event-icon-wrapper i {
  font-size: 2.5rem;
}

.event-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin: 0 0 8px 0;
  position: relative;
  z-index: 1;
}

.event-subtitle {
  font-size: 0.95rem;
  margin: 0;
  opacity: 0.9;
  font-weight: 500;
  position: relative;
  z-index: 1;
}

.ctf-event-body {
  padding: 32px 30px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.ctf-event-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px;
  background: rgba(59, 130, 246, 0.05);
  border-radius: 8px;
  border-left: 3px solid #3b82f6;
}

.info-item i {
  color: #3b82f6;
  font-size: 1.1rem;
  width: 20px;
  margin-top: 2px;
  flex-shrink: 0;
}

.info-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-grow: 1;
}

.info-label {
  font-size: 0.8rem;
  color: var(--secondary-text-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.info-value {
  font-size: 0.95rem;
  color: var(--text-color);
  font-weight: 500;
}

.event-description h4 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 12px 0;
  color: var(--text-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.category-tag {
  padding: 6px 12px;
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #3b82f6;
  transition: all 0.2s ease;
}

.category-tag:hover {
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.2) 0%, rgba(59, 130, 246, 0.2) 100%);
  border-color: #3b82f6;
}

.description-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--secondary-text-color);
  margin: 0;
}

.ctf-event-footer {
  padding: 0 30px 30px;
}

.ctf-view-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 14px 24px;
  background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
  color: white;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.ctf-view-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.ctf-view-btn:hover::before {
  left: 100%;
}

.ctf-view-btn:hover {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  transform: scale(1.02);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-text {
  position: relative;
  z-index: 1;
}

.ctf-view-btn i {
  position: relative;
  z-index: 1;
  transition: transform 0.3s ease;
}

.ctf-view-btn:hover i {
  transform: translateX(4px);
}

/* Live CTF Section */
.live-ctf-section {
  max-width: 1200px;
  margin: 80px auto 60px;
  padding: 0 20px;
}

.live-ctf-container {
  background: linear-gradient(135deg, #065f46 0%, #059669 50%, #10b981 100%);
  border-radius: 20px;
  padding: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  box-shadow: 0 10px 40px rgba(16, 185, 129, 0.3);
  position: relative;
  overflow: hidden;
}

.live-ctf-container::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.live-ctf-content-wrapper {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-grow: 1;
  position: relative;
  z-index: 1;
}

.live-ctf-icon {
  font-size: 4.5rem;
  color: white;
  position: relative;
}

.live-ctf-icon i {
  animation: pulse 2s infinite;
  display: block;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.1);
  }
}

.live-indicator {
  position: absolute;
  top: -8px;
  right: -8px;
  background: #ef4444;
  color: white;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 1px;
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.6);
  animation: blink 1.5s infinite;
}

@keyframes blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.live-ctf-content {
  color: white;
}

.live-ctf-content h3 {
  font-size: 2rem;
  font-weight: 800;
  margin: 0 0 12px 0;
  letter-spacing: -0.5px;
}

.live-ctf-content > p {
  font-size: 1.05rem;
  margin: 0 0 20px 0;
  opacity: 0.95;
  line-height: 1.5;
}

.platform-features {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 600;
}

.feature-item i {
  font-size: 1rem;
}

.live-ctf-action {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.live-ctf-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  background: white;
  color: #065f46;
  text-decoration: none;
  border-radius: 12px;
  font-weight: 800;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.live-ctf-btn:hover {
  background: #f0fdf4;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.live-ctf-btn i {
  transition: transform 0.3s ease;
}

.live-ctf-btn:hover i {
  transform: translateX(4px);
}

.platform-note {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.85rem;
  margin: 0;
  text-align: right;
  font-style: italic;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .ctf-events-grid {
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  }

  .live-ctf-container {
    padding: 40px 30px;
  }
}

@media (max-width: 768px) {
  .stats-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat-card {
    padding: 20px 16px;
  }

  .stat-icon {
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }

  .stat-number {
    font-size: 1.6rem;
  }

  .ctf-events-grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 2rem;
  }

  .live-ctf-container {
    flex-direction: column;
    text-align: center;
    padding: 40px 24px;
  }

  .live-ctf-content-wrapper {
    flex-direction: column;
  }

  .live-ctf-icon {
    font-size: 3.5rem;
  }

  .live-ctf-content h3 {
    font-size: 1.6rem;
  }

  .platform-features {
    justify-content: center;
  }

  .live-ctf-action {
    align-items: center;
    width: 100%;
  }

  .live-ctf-btn {
    width: 100%;
    justify-content: center;
  }

  .platform-note {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .stats-container {
    grid-template-columns: 1fr;
  }

  .ctf-event-header {
    padding: 30px 20px 24px;
  }

  .event-title {
    font-size: 1.5rem;
  }

  .ctf-event-body {
    padding: 24px 20px;
  }

  .live-ctf-container {
    padding: 30px 20px;
  }
}