/* Modern phone input component with enhanced UI */
.cpi-root { 
  display: flex; 
  gap: 12px; 
  align-items: flex-start;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  width: 100%;
  position: relative;
}

.cpi-select { 
  position: relative;
  display: inline-flex; 
  align-items: center; 
  border: 2px solid #e5e7eb; 
  border-radius: 12px; 
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  min-width: 120px;
  max-width: 140px;
  padding: 14px 30px 14px 18px;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  cursor: pointer;
  height: auto;
}

.cpi-select:hover { 
  border-color: #d1d5db;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transform: translateY(-1px);
}

.cpi-select:focus-within { 
  border-color: #3b82f6; 
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15), 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  transform: translateY(-1px);
}

.cpi-flag { 
  width: 24px;
  height: 17px;
  object-fit: cover;
  border-radius: 4px;
  margin: 0 10px 0 0px;
  flex-shrink: 0;
  user-select: none;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.cpi-dial-code {
  font-size: 16px;
  font-weight: 500;
  color: #374151;
  padding-right: 10px;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', monospace;
  user-select: none;
  letter-spacing: 0.5px;
}

.cpi-country-select {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  border: none;
  outline: none;
  background: transparent;
  font-size: 16px;
  z-index: 2;
}

.cpi-country-select:disabled {
  cursor: not-allowed;
}

.cpi-country-select option {
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 500;
  color: #1f2937;
  background: #ffffff;
  border: none;
}

.cpi-country-select option:hover {
  background: #f3f4f6;
  color: #111827;
}

.cpi-chevron {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: #6b7280;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}

.cpi-select:hover .cpi-chevron {
  color: #6b7280;
  transform: translateY(-50%) rotate(180deg);
}

.cpi-select:focus-within .cpi-chevron {
  color: #3b82f6;
  transform: translateY(-50%) rotate(180deg);
}

.cpi-input { 
  flex: 1; 
  border: 2px solid #e5e7eb; 
  border-radius: 12px; 
  padding: 14px 18px;
  font-size: 16px;
  font-weight: 500;
  color: #1f2937;
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  outline: none; 
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', monospace;
  letter-spacing: 0.5px;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

/* Style for placeholder underscores */
.cpi-input {
  background-image: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

.cpi-input:hover { 
  border-color: #d1d5db;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transform: translateY(-1px);
}

.cpi-input:focus { 
  border-color: #3b82f6; 
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15), 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  transform: translateY(-1px);
}

.cpi-input:disabled { 
  background: #f1f5f9; 
  cursor: not-allowed; 
  opacity: 0.6; 
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

.cpi-valid { 
  border-color: #10b981 !important; 
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15) !important;
}

.cpi-invalid:not(:focus) { 
  border-color: #ef4444;
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.15);
}

.cpi-hint {
  font-size: 13px;
  color: #6b7280;
  margin-top: 6px;
  padding: 8px 12px;
  background: rgba(243, 244, 246, 0.8);
  border-radius: 8px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(229, 231, 235, 0.5);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  min-height: 20px;
}

.cpi-hint:empty {
  display: none;
}

.cpi-hint::before {
  content: "ⓘ";
  font-size: 14px;
  color: #9ca3af;
}

.cpi-valid + .cpi-hint {
  background: rgba(220, 252, 231, 0.8);
  border-color: rgba(16, 185, 129, 0.2);
  color: #059669;
}

.cpi-valid + .cpi-hint::before {
  content: "✓";
  color: #10b981;
}

.cpi-invalid + .cpi-hint {
  background: rgba(254, 226, 226, 0.8);
  border-color: rgba(239, 68, 68, 0.2);
  color: #dc2626;
}

.cpi-invalid + .cpi-hint::before {
  content: "⚠";
  color: #ef4444;
}

/* Size variants */
.cpi-sm {
  font-size: 14px;
  gap: 10px;
}

.cpi-sm .cpi-select {
  min-width: 100px;
  max-width: 120px;
  padding: 10px 26px 10px 14px;
  border-radius: 10px;
}

.cpi-sm .cpi-flag { 
  width: 20px;
  height: 14px;
  margin: 0 8px 0 0px;
}

.cpi-sm .cpi-dial-code {
  font-size: 14px;
  padding-right: 8px;
}

.cpi-sm .cpi-country-select { 
  padding: 7px 22px 7px 0;
  font-size: 13px;
}

.cpi-sm .cpi-input { 
  padding: 10px 14px;
  font-size: 14px;
  border-radius: 10px;
}

.cpi-sm .cpi-hint { 
  font-size: 12px;
  padding: 6px 10px;
}

.cpi-lg {
  font-size: 18px;
  gap: 16px;
}

.cpi-lg .cpi-select {
  min-width: 140px;
  max-width: 160px;
  padding: 16px 34px 16px 20px;
  border-radius: 14px;
}

.cpi-lg .cpi-flag { 
  width: 28px;
  height: 20px;
  margin: 0 12px 0 0px;
}

.cpi-lg .cpi-dial-code {
  font-size: 18px;
  padding-right: 12px;
}

.cpi-lg .cpi-country-select { 
  padding: 12px 30px 12px 0;
  font-size: 16px;
}

.cpi-lg .cpi-input { 
  padding: 16px 20px;
  font-size: 18px;
  border-radius: 14px;
}

.cpi-lg .cpi-hint { 
  font-size: 14px;
  padding: 10px 14px;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  .cpi-root { color: #f8fafc; }
  
  .cpi-select { 
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-color: #475569; 
    color: #f8fafc;
  }
  
  .cpi-input {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-color: #475569; 
    color: #f8fafc;
  }
  
  .cpi-select:hover, .cpi-input:hover { 
    border-color: #64748b;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  }
  
  .cpi-select:focus-within, .cpi-input:focus { 
    border-color: #60a5fa; 
    box-shadow: 0 0 0 4px rgba(96, 165, 250, 0.2), 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  }
  
  .cpi-dial-code {
    color: #e2e8f0;
  }
  
  .cpi-chevron {
    color: #94a3b8;
  }
  
  .cpi-select:hover .cpi-chevron, .cpi-select:focus-within .cpi-chevron {
    color: #cbd5e1;
  }
  
  .cpi-input:disabled { 
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    opacity: 0.5;
  }
  
  .cpi-hint { 
    color: #cbd5e1;
    background: rgba(30, 41, 59, 0.8);
    border-color: rgba(71, 85, 105, 0.5);
  }
  
  .cpi-valid { 
    border-color: #34d399 !important;
    box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.2) !important;
  }
  
  .cpi-valid + .cpi-hint {
    background: rgba(4, 120, 87, 0.3);
    border-color: rgba(52, 211, 153, 0.3);
    color: #6ee7b7;
  }
  
  .cpi-invalid:not(:focus) { 
    border-color: #f87171;
    box-shadow: 0 0 0 4px rgba(248, 113, 113, 0.2);
  }
  
  .cpi-invalid + .cpi-hint {
    background: rgba(153, 27, 27, 0.3);
    border-color: rgba(248, 113, 113, 0.3);
    color: #fca5a5;
  }
}