/* Welcome Modal */
.welcome-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: welcomeFadeIn 0.3s ease-out;
  transition: opacity 0.25s ease;
}

.welcome-modal.closing {
  opacity: 0;
  pointer-events: none;
}

@keyframes welcomeFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes welcomeSlideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.welcome-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.welcome-container {
  position: relative;
  z-index: 1;
  max-width: 460px;
  width: 100%;
  background: linear-gradient(135deg, rgba(15,23,42,.95) 0%, rgba(11,18,32,.98) 100%);
  border: 1px solid rgba(139,92,246,.3);
  border-radius: 24px;
  padding: 40px 32px;
  text-align: center;
  box-shadow:
    0 20px 60px rgba(0,0,0,.5),
    0 0 100px rgba(139,92,246,.1);
  animation: welcomeSlideUp 0.4s ease-out;
}

.welcome-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  padding: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  color: #94a3b8;
}

.welcome-close:hover {
  background: rgba(255,255,255,.1);
  color: #f1f5f9;
}

.welcome-close svg {
  width: 20px;
  height: 20px;
}

.welcome-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(139,92,246,.2) 0%, rgba(99,102,241,.15) 100%);
  border: 1px solid rgba(139,92,246,.3);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #a78bfa;
}

.welcome-icon svg {
  width: 32px;
  height: 32px;
  animation: welcomeIconPulse 2s ease-in-out infinite;
}

@keyframes welcomeIconPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

.welcome-title {
  font-size: 24px;
  font-weight: 800;
  color: #f1f5f9;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.welcome-subtitle {
  font-size: 16px;
  color: #94a3b8;
  margin: 0 0 24px;
}

.welcome-subtitle strong {
  color: #10b981;
  font-weight: 700;
}

.welcome-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
  text-align: left;
}

.welcome-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: #cbd5e1;
  padding: 8px 12px;
  background: rgba(139,92,246,.05);
  border-radius: 10px;
  transition: background 0.2s ease;
  opacity: 0;
  transform: translateX(-10px);
  animation: welcomeFeatureIn 0.35s ease-out forwards;
}

.welcome-feature:nth-child(1) { animation-delay: 0.15s; }
.welcome-feature:nth-child(2) { animation-delay: 0.25s; }
.welcome-feature:nth-child(3) { animation-delay: 0.35s; }
.welcome-feature:nth-child(4) { animation-delay: 0.45s; }
.welcome-feature:nth-child(5) { animation-delay: 0.55s; }

@keyframes welcomeFeatureIn {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.welcome-feature:hover {
  background: rgba(139,92,246,.1);
}

.welcome-feature svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: #10b981;
}

.welcome-btn {
  width: 100%;
  padding: 14px 24px;
  background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  border: 1px solid rgba(124,58,237,.4);
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(124,58,237,.3);
}

.welcome-btn:hover {
  background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124,58,237,.5);
}

.welcome-btn:active {
  transform: translateY(0);
}

@media (max-width: 480px) {
  .welcome-container {
    padding: 28px 20px;
    border-radius: 20px;
  }

  .welcome-close {
    top: 12px;
    right: 12px;
    padding: 6px;
    border-radius: 8px;
  }

  .welcome-close svg {
    width: 18px;
    height: 18px;
  }

  .welcome-title {
    font-size: 20px;
  }

  .welcome-subtitle {
    font-size: 14px;
  }

  .welcome-feature {
    font-size: 13px;
    padding: 6px 10px;
  }
}