* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: "Inter", sans-serif;
  min-height: 100vh;
  background: linear-gradient(135deg, #0f0f1a 0%, #1a1a2e 50%, #16213e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-x: hidden;
}
.main-container {
  width: 100%;
  max-width: 1200px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5),
    0 0 100px rgba(99, 102, 241, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  display: flex;
  overflow: hidden;
  min-height: 600px;
}
/* Tabs Navigation */
.tabs-nav {
  width: 280px;
  min-width: 280px;
  background: linear-gradient(
    180deg,
    rgba(15, 15, 30, 0.8) 0%,
    rgba(20, 20, 40, 0.9) 100%
  );
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  position: relative;
}
.tabs-nav::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(99, 102, 241, 0.5),
    transparent
  );
}
.nav-header {
  padding: 0 12px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 16px;
}
.nav-header h2 {
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.nav-header p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.75rem;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.tab-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: transparent;
  border: none;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  text-align: left;
}
.tab-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.15) 0%,
    rgba(168, 85, 247, 0.1) 100%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  border-radius: 14px;
}
.tab-btn::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px;
  height: 60%;
  background: linear-gradient(180deg, #6366f1 0%, #a855f7 100%);
  border-radius: 0 4px 4px 0;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.tab-btn:hover::before {
  opacity: 0.5;
}
.tab-btn.active::before {
  opacity: 1;
}
.tab-btn.active::after {
  transform: translateY(-50%) scaleY(1);
}
.tab-btn.active {
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}
.tab-icon {
  position: relative;
  z-index: 1;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  transition: all 0.4s ease;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.tab-btn.active .tab-icon {
  background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}
.tab-icon svg {
  width: 20px;
  height: 20px;
  stroke: rgba(255, 255, 255, 0.5);
  transition: all 0.4s ease;
}
.tab-btn.active .tab-icon svg {
  stroke: #fff;
}
.tab-btn:hover .tab-icon svg {
  stroke: rgba(255, 255, 255, 0.8);
}
.tab-text {
  position: relative;
  z-index: 1;
  flex: 1;
}
.tab-title {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  font-weight: 600;
  transition: color 0.4s ease;
  letter-spacing: -0.01em;
}
.tab-btn.active .tab-title,
.tab-btn:hover .tab-title {
  color: #fff;
}
.tab-subtitle {
  color: rgba(255, 255, 255, 0.35);
  font-size: 0.75rem;
  margin-top: 2px;
  transition: color 0.4s ease;
}
.tab-btn.active .tab-subtitle {
  color: rgba(255, 255, 255, 0.6);
}
.tab-arrow {
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.4s ease;
}
.tab-arrow svg {
  width: 18px;
  height: 18px;
  stroke: rgba(255, 255, 255, 0.6);
}
.tab-btn.active .tab-arrow {
  opacity: 1;
  transform: translateX(0);
}
/* Content Area */
.tabs-content {
  flex: 1;
  padding: 32px 40px;
  position: relative;
  overflow: hidden;
}
.tab-panel {
  position: absolute;
  inset: 32px 40px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(30px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.tab-panel.active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}
.panel-header {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.panel-badge {
  display: inline-block;
  padding: 6px 14px;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.2) 0%,
    rgba(168, 85, 247, 0.2) 100%
  );
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 20px;
  color: #a78bfa;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.panel-title {
  color: #fff;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}
.panel-description {
  color: rgba(255, 255, 255, 0.5);
  font-size: 1rem;
  line-height: 1.6;
  max-width: 600px;
}
.panel-content {
  display: grid;
  gap: 20px;
}
.content-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.4s ease;
}
.content-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.card-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.2) 0%,
    rgba(168, 85, 247, 0.2) 100%
  );
  border-radius: 10px;
}
.card-icon svg {
  width: 18px;
  height: 18px;
  stroke: #a78bfa;
}
.card-title {
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
}
.card-text {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
  line-height: 1.7;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.stat-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  transition: all 0.4s ease;
}
.stat-item:hover {
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(99, 102, 241, 0.08);
}
.stat-value {
  color: #fff;
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8rem;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}
.feature-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  border-radius: 50%;
  flex-shrink: 0;
}
.progress-bar-container {
  margin-top: 20px;
}
.progress-label {
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
  margin-bottom: 8px;
}
.progress-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #6366f1 0%, #a855f7 100%);
  border-radius: 10px;
  transition: width 1s ease;
}
/* Toggle Switch */
.toggle-group {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 20px;
}
.toggle-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
}
.toggle-info h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
}
.toggle-info p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.8rem;
  margin-top: 2px;
}
.toggle-switch {
  position: relative;
  width: 52px;
  height: 28px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.4s ease;
}
.toggle-switch.active {
  background: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
}
.toggle-switch::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  background: #fff;
  border-radius: 50%;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}
.toggle-switch.active::after {
  transform: translateX(24px);
}
/* Responsive */
@media (max-width: 900px) {
  .main-container {
    flex-direction: column;
    min-height: auto;
  }
  .tabs-nav {
    width: 100%;
    min-width: auto;
    flex-direction: row;
    overflow-x: auto;
    padding: 16px;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }
  .tabs-nav::before {
    display: none;
  }
  .nav-header {
    display: none;
  }
  .tab-btn {
    flex-direction: column;
    min-width: 100px;
    padding: 12px;
    text-align: center;
  }
  .tab-btn::after {
    top: auto;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 3px;
    border-radius: 4px 4px 0 0;
  }
  .tab-btn.active::after {
    transform: translateX(-50%) scaleX(1);
  }
  .tab-text {
    text-align: center;
  }
  .tab-subtitle,
  .tab-arrow {
    display: none;
  }
  .tabs-content {
    padding: 24px;
  }
  .tab-panel {
    position: relative;
    inset: auto;
    display: none;
  }
  .tab-panel.active {
    display: block;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
}
/* Animations */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}
.shimmer {
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}