/* ==========================================================================
   Custom Signup Form - Professional Styles v1.2.0
   Pixel-perfect, production-ready CSS with accessibility focus
   ========================================================================== */

/* ==========================================================================
   CSS Variables (Design Tokens)
   ========================================================================== */
:root {
  /* Primary Colors */
  --csf-primary: #F8A831;
  --csf-primary-hover: #f5a623;
  --csf-primary-dark: #d48829;
  --csf-primary-light: #fff8ed;
  
  /* Neutral Colors */
  --csf-white: #ffffff;
  --csf-black: #111111;
  --csf-gray-50: #fafafa;
  --csf-gray-100: #f5f5f5;
  --csf-gray-200: #e5e5e5;
  --csf-gray-300: #d4d4d4;
  --csf-gray-400: #a3a3a3;
  --csf-gray-500: #737373;
  --csf-gray-600: #525252;
  --csf-gray-700: #404040;
  --csf-gray-800: #262626;
  --csf-gray-900: #171717;
  
  /* Semantic Colors */
  --csf-success: #10b981;
  --csf-success-light: #d1fae5;
  --csf-error: #ef4444;
  --csf-error-light: #fee2e2;
  --csf-warning: #f59e0b;
  --csf-info: #3b82f6;
  
  /* Border & Shadows */
  --csf-border: #d9d9d9;
  --csf-border-focus: var(--csf-primary);
  --csf-radius-sm: 4px;
  --csf-radius-md: 8px;
  --csf-radius-lg: 12px;
  --csf-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --csf-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --csf-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --csf-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --csf-transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --csf-transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --csf-transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Typography */
  --csf-font-size-xs: 0.75rem;    /* 12px */
  --csf-font-size-sm: 0.875rem;   /* 14px */
  --csf-font-size-base: 0.9375rem; /* 15px */
  --csf-font-size-lg: 1rem;       /* 16px */
  --csf-font-size-xl: 1.125rem;   /* 18px */
  --csf-font-size-2xl: 1.5rem;    /* 24px */
  
  /* Spacing */
  --csf-space-1: 0.25rem;  /* 4px */
  --csf-space-2: 0.5rem;   /* 8px */
  --csf-space-3: 0.75rem;  /* 12px */
  --csf-space-4: 1rem;     /* 16px */
  --csf-space-5: 1.25rem;  /* 20px */
  --csf-space-6: 1.5rem;   /* 24px */
  --csf-space-8: 2rem;     /* 32px */
  --csf-space-10: 2.5rem;  /* 40px */
  --csf-space-12: 3rem;    /* 48px */
  --csf-space-16: 4rem;    /* 64px */
}

/* ==========================================================================
   Base Container
   ========================================================================== */
#signup-form {
  position: relative;
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Logged-In User Message
   ========================================================================== */
#signup-form .logged-in-message {
  max-width: 600px;
  margin: var(--csf-space-10) auto;
  padding: var(--csf-space-10);
  text-align: center;
  background: var(--csf-white);
  border-radius: var(--csf-radius-lg);
  box-shadow: var(--csf-shadow-lg);
}

#signup-form .logged-in-message .message-icon {
  margin-bottom: var(--csf-space-4);
}

#signup-form .logged-in-message .message-icon i {
  font-size: 3rem;
  color: var(--csf-success);
}

#signup-form .logged-in-message h3 {
  margin: var(--csf-space-4) 0;
  font-size: var(--csf-font-size-2xl);
  font-weight: 700;
  color: var(--csf-black);
}

#signup-form .logged-in-message p {
  margin: var(--csf-space-4) 0 var(--csf-space-8);
  font-size: var(--csf-font-size-base);
  line-height: 1.6;
  color: var(--csf-gray-600);
}

#signup-form .action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--csf-space-3);
  justify-content: center;
  margin-top: var(--csf-space-6);
}

#signup-form .action-buttons .btn {
  display: inline-flex;
  align-items: center;
  gap: var(--csf-space-2);
  padding: var(--csf-space-3) var(--csf-space-5);
  font-size: var(--csf-font-size-base);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--csf-radius-md);
  transition: all var(--csf-transition-base);
  cursor: pointer;
  border: 2px solid transparent;
}

#signup-form .action-buttons .btn-primary {
  background: linear-gradient(135deg, var(--csf-primary) 0%, var(--csf-primary-hover) 100%);
  color: var(--csf-white);
  box-shadow: 0 4px 12px rgba(248, 168, 49, 0.3);
}

#signup-form .action-buttons .btn-primary:hover {
  background: linear-gradient(135deg, var(--csf-primary-hover) 0%, var(--csf-primary) 100%);
  box-shadow: 0 6px 20px rgba(248, 168, 49, 0.4);
  transform: translateY(-2px);
}

#signup-form .action-buttons .btn-secondary {
  background: var(--csf-gray-100);
  color: var(--csf-gray-800);
  border-color: var(--csf-gray-300);
}

#signup-form .action-buttons .btn-secondary:hover {
  background: var(--csf-gray-200);
  border-color: var(--csf-gray-400);
  transform: translateY(-2px);
}

#signup-form .action-buttons .btn-outline {
  background: transparent;
  color: var(--csf-gray-700);
  border-color: var(--csf-gray-300);
}

#signup-form .action-buttons .btn-outline:hover {
  background: var(--csf-gray-50);
  border-color: var(--csf-gray-400);
  color: var(--csf-gray-900);
}

/* ==========================================================================
   Form Container - CSS Grid Layout
   ========================================================================== */
#signup-form .form-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--csf-space-4);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--csf-space-12);
  position: relative;
}

#signup-form .col-span-2 {
  grid-column: span 2;
}

/* Terms & reCAPTCHA row */
#signup-form .tos-container {
  grid-column: 1 / 2;
  display: flex;
  align-items: flex-start;
  gap: var(--csf-space-3);
}

#signup-form .g-recaptcha {
  grid-column: 2 / 3;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

/* Submit button full width */
#signup-form .submit-row {
  grid-column: 1 / -1;
  margin-top: var(--csf-space-4);
}

/* ==========================================================================
   Floating Label System
   Labels hidden by default, shown on focus/value only
   ========================================================================== */
#signup-form .floating-label-group {
  position: relative;
  margin-bottom: var(--csf-space-2);
  grid-column: span 1;
  z-index: 1;
}

/* Input & Select Base Styles */
#signup-form .floating-label-group input,
#signup-form .floating-label-group select {
  width: 100%;
  height: 3.75rem;
  padding: 1.125rem 0.75rem 0.625rem;
  font-size: var(--csf-font-size-base);
  font-family: inherit;
  line-height: 1.25;
  color: var(--csf-black);
  background-color: var(--csf-white);
  border: 1px solid var(--csf-border);
  border-radius: var(--csf-radius-sm);
  outline: none;
  transition: border-color var(--csf-transition-base), 
              box-shadow var(--csf-transition-base), 
              transform var(--csf-transition-fast);
}

/* Hover State */
#signup-form .floating-label-group input:hover,
#signup-form .floating-label-group select:hover {
  border-color: var(--csf-primary);
  box-shadow: 0 0 0 3px rgba(248, 168, 49, 0.05);
}

/* Focus State */
#signup-form .floating-label-group input:focus,
#signup-form .floating-label-group select:focus {
  border: 2px solid var(--csf-border-focus);
  box-shadow: 0 0 0 4px rgba(248, 168, 49, 0.1);
  transform: translateY(-1px);
  padding-left: calc(0.75rem - 1px);
  padding-right: calc(0.75rem - 1px);
}

/* Placeholder Styles */
#signup-form .floating-label-group input::placeholder {
  color: #9ca3af;
  opacity: 0.92;
  transition: opacity var(--csf-transition-fast);
}

#signup-form .floating-label-group input:focus::placeholder,
#signup-form .floating-label-group input[data-has-text="true"]::placeholder {
  opacity: 0;
}

/* Floating Label - Hidden by Default */
#signup-form .floating-label-group label {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  padding: 0 0.375rem;
  font-size: var(--csf-font-size-sm);
  font-weight: 500;
  color: var(--csf-gray-600);
  background-color: var(--csf-white);
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 80%;
  opacity: 0;
  visibility: hidden;
  transition: all var(--csf-transition-base);
  z-index: 1;
}

/* Float Label - Active States */
#signup-form .floating-label-group input:focus ~ label,
#signup-form .floating-label-group input:not(:placeholder-shown) ~ label,
#signup-form .floating-label-group input[data-has-text="true"] ~ label,
#signup-form .floating-label-group input:-webkit-autofill ~ label,
#signup-form .floating-label-group select:focus ~ label,
#signup-form .floating-label-group select[data-has-value="true"] ~ label {
  top: 0.375rem;
  transform: none;
  font-size: var(--csf-font-size-xs);
  font-weight: 600;
  color: var(--csf-primary);
  opacity: 1;
  visibility: visible;
}

/* Autofill Override for Chrome/Safari */
#signup-form .floating-label-group input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 1000px var(--csf-white) inset !important;
  -webkit-text-fill-color: var(--csf-black) !important;
}

/* ==========================================================================
   Error States
   ========================================================================== */
#signup-form .floating-label-group.error input,
#signup-form .floating-label-group.error select {
  border-color: var(--csf-error) !important;
  background-color: var(--csf-error-light);
}

#signup-form .floating-label-group.error label {
  color: var(--csf-error) !important;
}

#signup-form .floating-label-group .error-message {
  position: absolute;
  bottom: -1.25rem;
  left: 0.75rem;
  font-size: var(--csf-font-size-xs);
  font-weight: 500;
  color: var(--csf-error);
  line-height: 1;
}

/* ==========================================================================
   Field Adornments (Icons, Buttons, Prefixes)
   ========================================================================== */
#signup-form .icon-show-password,
#signup-form .field-icon-button {
  position: absolute;
  top: 50%;
  right: 0.75rem;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: var(--csf-radius-sm);
  cursor: pointer;
  color: var(--csf-gray-500);
  transition: all var(--csf-transition-fast);
  z-index: 2;
}

#signup-form .icon-show-password:hover,
#signup-form .field-icon-button:hover {
  color: var(--csf-primary);
  background-color: var(--csf-primary-light);
}

#signup-form .icon-show-password:focus,
#signup-form .field-icon-button:focus {
  outline: 2px solid var(--csf-primary);
  outline-offset: 2px;
}

#signup-form .icon-show-password i,
#signup-form .field-icon-button i {
  font-size: 1rem;
}

/* Fixed Prefix (Phone +1) */
#signup-form .fixed-prefix {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: var(--csf-font-size-sm);
  font-weight: 600;
  color: var(--csf-black);
  pointer-events: none;
  z-index: 2;
}

/* Phone input with prefix spacing */
#signup-form #billing_phone {
  padding-left: 2.5rem;
}

/* Address field with trailing button */
#signup-form .has-trailing-button input {
  padding-right: 3rem !important;
}

/* ==========================================================================
   Primary Button
   ========================================================================== */
#signup-form .btn {
  position: relative;
  width: 100%;
  padding: var(--csf-space-4);
  font-size: var(--csf-font-size-lg);
  font-weight: 700;
  text-align: center;
  color: var(--csf-white);
  background: linear-gradient(135deg, var(--csf-primary) 0%, var(--csf-primary-hover) 100%);
  border: none;
  border-radius: var(--csf-radius-md);
  box-shadow: 0 4px 12px rgba(248, 168, 49, 0.3);
  cursor: pointer;
  overflow: hidden;
  transition: all var(--csf-transition-slow);
}

/* Button Ripple Effect */
#signup-form .btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

#signup-form .btn:hover::before {
  width: 300px;
  height: 300px;
}

#signup-form .btn:hover {
  background: linear-gradient(135deg, var(--csf-primary-hover) 0%, var(--csf-primary) 100%);
  box-shadow: 0 6px 20px rgba(248, 168, 49, 0.4);
  transform: translateY(-2px);
}

#signup-form .btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(248, 168, 49, 0.3);
}

#signup-form .btn:disabled {
  background: var(--csf-gray-300);
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

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

#signup-form .btn .btn-loader {
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Terms & Conditions Checkbox
   ========================================================================== */
#signup-form .tos-checkbox {
  width: 1.25rem;
  height: 1.25rem;
  margin: 0;
  flex-shrink: 0;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-color: var(--csf-white);
  border: 2px solid var(--csf-gray-400);
  border-radius: var(--csf-radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--csf-transition-base);
}

#signup-form .tos-checkbox:hover {
  border-color: var(--csf-primary);
  box-shadow: 0 0 0 3px rgba(248, 168, 49, 0.1);
}

#signup-form .tos-checkbox:checked {
  background-color: var(--csf-primary);
  border-color: var(--csf-primary);
}

#signup-form .tos-checkbox:checked::before {
  content: '✓';
  color: var(--csf-white);
  font-size: 0.875rem;
  font-weight: 700;
}

#signup-form .tos-checkbox:focus {
  outline: 2px solid var(--csf-primary);
  outline-offset: 2px;
}

#signup-form .tos-label {
  flex: 1;
  font-size: var(--csf-font-size-sm);
  line-height: 1.5;
  color: var(--csf-gray-700);
  cursor: pointer;
  user-select: none;
}

#signup-form .tos-label a {
  color: var(--csf-primary);
  text-decoration: underline;
  transition: color var(--csf-transition-fast);
}

#signup-form .tos-label a:hover {
  color: var(--csf-primary-dark);
}

/* ==========================================================================
   Loading Spinner
   ========================================================================== */
#signup-form .loader {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  border: 8px solid var(--csf-gray-200);
  border-top-color: var(--csf-primary);
  border-radius: 50%;
  animation: csf-spin 1s linear infinite;
  display: none;
  z-index: 9999;
}

@keyframes csf-spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

#signup-form .loader[style*="display: block"] {
  display: block !important;
}

/* Screen reader only text */
#signup-form .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ==========================================================================
   Toast Notification
   ========================================================================== */
#signup-form .toast {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  min-width: 250px;
  max-width: 90vw;
  padding: 1rem 1.5rem;
  font-size: var(--csf-font-size-base);
  font-weight: 600;
  text-align: center;
  color: var(--csf-white);
  background-color: var(--csf-gray-900);
  border-radius: var(--csf-radius-md);
  box-shadow: var(--csf-shadow-xl);
  visibility: hidden;
  opacity: 0;
  transition: all var(--csf-transition-base);
  z-index: 10001;
}

#signup-form .toast.show {
  visibility: visible;
  opacity: 1;
  animation: csf-toast-in 0.3s ease-out, csf-toast-out 0.3s ease-in 3.2s;
}

@keyframes csf-toast-in {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@keyframes csf-toast-out {
  from {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  to {
    opacity: 0;
    transform: translateX(-50%) translateY(-20px);
  }
}

/* Toast Variants */
#signup-form .toast.toast-success {
  background-color: var(--csf-success);
}

#signup-form .toast.toast-error {
  background-color: var(--csf-error);
}

#signup-form .toast.toast-warning {
  background-color: var(--csf-warning);
}

/* ==========================================================================
   Blur Effect (During Loading)
   ========================================================================== */
#signup-form .blurred {
  filter: blur(4px);
  opacity: 0.5;
  pointer-events: none;
  user-select: none;
}

/* ==========================================================================
   Shake Animation (Validation Errors)
   ========================================================================== */
@keyframes csf-shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-8px); }
  20%, 40%, 60%, 80% { transform: translateX(8px); }
}

#signup-form .shake {
  animation: csf-shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97);
}

/* ==========================================================================
   Map Modal (Leaflet)
   ========================================================================== */
#signup-form .csf-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
}

#signup-form .csf-modal.is-open {
  display: block;
}

#signup-form .csf-modal__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: csf-fade-in 0.2s ease-out;
}

#signup-form .csf-modal__dialog {
  position: relative;
  width: min(900px, 92vw);
  max-height: 90vh;
  margin: 5vh auto 0;
  display: flex;
  flex-direction: column;
  background-color: var(--csf-white);
  border-radius: var(--csf-radius-lg);
  box-shadow: var(--csf-shadow-xl);
  overflow: hidden;
  animation: csf-slide-up 0.3s ease-out;
}

#signup-form .csf-modal__dialog--sm {
  width: min(500px, 92vw);
  max-height: auto;
}

@keyframes csf-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes csf-slide-up {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

#signup-form .csf-modal__title {
  margin: 1rem 1.25rem 0;
  padding-bottom: 0.75rem;
  font-size: var(--csf-font-size-lg);
  font-weight: 700;
  color: var(--csf-gray-900);
  border-bottom: 1px solid var(--csf-gray-200);
}

#signup-form .csf-modal__map {
  height: 60vh;
  min-height: 320px;
  margin: 1rem 1.25rem;
  border-radius: var(--csf-radius-md);
  overflow: hidden;
  box-shadow: var(--csf-shadow-md);
}

#signup-form .csf-modal__close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--csf-gray-600);
  background-color: var(--csf-white);
  border: 1px solid var(--csf-gray-300);
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--csf-transition-base);
  z-index: 10;
}

#signup-form .csf-modal__close:hover {
  color: var(--csf-gray-900);
  background-color: var(--csf-gray-100);
  border-color: var(--csf-gray-400);
  transform: rotate(90deg);
}

#signup-form .map-confirm-text {
  margin: 0 1.25rem 1.25rem;
  padding: 0.75rem 1rem;
  font-size: var(--csf-font-size-sm);
  font-weight: 500;
  color: #2e7d32;
  background: linear-gradient(135deg, #e8f5e9 0%, #f1f8f4 100%);
  border-left: 4px solid #4caf50;
  border-radius: var(--csf-radius-sm);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ==========================================================================
   Out of Coverage Modal
   ========================================================================== */
#signup-form .csf-modal--warning .csf-modal__dialog {
  text-align: center;
  padding: 2rem 1.5rem;
}

#signup-form .csf-modal__icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  animation: csf-pulse 2s ease-in-out infinite;
}

#signup-form .csf-modal__icon--warning {
  background: linear-gradient(135deg, #fff3cd 0%, #fffbef 100%);
  border: 3px solid var(--csf-warning);
}

#signup-form .csf-modal__icon--warning i {
  font-size: 2rem;
  color: var(--csf-warning);
}

@keyframes csf-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 0 0 10px rgba(245, 158, 11, 0);
  }
}

#signup-form .csf-modal--warning .csf-modal__title {
  margin: 0 0 1rem;
  padding: 0;
  border: none;
  font-size: var(--csf-font-size-xl);
  color: var(--csf-warning);
  text-align: center;
}

#signup-form .csf-modal__content {
  margin: 1.5rem 0;
  text-align: center;
}

#signup-form .csf-modal__content p {
  margin: 0.75rem 0;
  font-size: var(--csf-font-size-base);
  line-height: 1.6;
  color: var(--csf-gray-700);
}

#signup-form .csf-modal__content p:first-child {
  margin-top: 0;
}

#signup-form .csf-modal__content p:last-child {
  margin-bottom: 0;
}

#signup-form .csf-modal__content strong {
  color: var(--csf-gray-900);
  font-weight: 700;
}

#signup-form .csf-modal__content a {
  color: var(--csf-primary);
  text-decoration: underline;
  font-weight: 600;
  transition: color var(--csf-transition-fast);
}

#signup-form .csf-modal__content a:hover {
  color: var(--csf-primary-dark);
}

#signup-form .csf-modal__actions {
  margin-top: 2rem;
  display: flex;
  gap: var(--csf-space-3);
  justify-content: center;
}

#signup-form .csf-modal__btn-close {
  min-width: 150px;
  padding: 0.875rem 2rem;
}

/* ==========================================================================
   Radar Autocomplete Dropdown
   ========================================================================== */
#signup-form .radar-ac-wrap {
  position: relative;
  z-index: 1000;
}

#signup-form .radar-ac-list {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 4px);
  max-height: 320px;
  margin: 0;
  padding: 0;
  list-style: none;
  background-color: var(--csf-white);
  border: 2px solid var(--csf-primary);
  border-radius: var(--csf-radius-md);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.18);
  overflow-y: auto;
  display: none;
  z-index: 2147483000;
}

#signup-form .radar-ac-item {
  padding: 0.875rem 1rem;
  font-size: var(--csf-font-size-sm);
  line-height: 1.5;
  color: var(--csf-gray-800);
  border-bottom: 1px solid var(--csf-gray-100);
  cursor: pointer;
  transition: all var(--csf-transition-base);
}

#signup-form .radar-ac-item:last-child {
  border-bottom: none;
}

#signup-form .radar-ac-item:hover {
  padding-left: 1.25rem;
  color: var(--csf-black);
  background: linear-gradient(90deg, var(--csf-primary-light) 0%, #fffbf5 100%);
}

#signup-form .radar-ac-item:active {
  background-color: rgba(248, 168, 49, 0.15);
}

#signup-form .radar-ac-empty {
  padding: 1.25rem;
  font-size: var(--csf-font-size-sm);
  font-style: italic;
  text-align: center;
  color: var(--csf-gray-500);
}

#signup-form .radar-ac-empty i {
  margin-right: var(--csf-space-2);
  opacity: 0.5;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* Tablets (portrait) and smaller laptops */
@media (max-width: 1024px) {
  #signup-form .form-container {
    padding: 0 var(--csf-space-8);
  }
}

/* Tablets (portrait) */
@media (max-width: 768px) {
  #signup-form .form-container {
    grid-template-columns: 1fr;
    padding: 0 var(--csf-space-5);
    gap: var(--csf-space-3);
  }

  #signup-form .col-span-2,
  #signup-form .tos-container,
  #signup-form .g-recaptcha,
  #signup-form .submit-row {
    grid-column: 1 / -1;
  }

  #signup-form .g-recaptcha {
    justify-content: flex-start;
  }

  #signup-form .action-buttons {
    flex-direction: column;
  }

  #signup-form .action-buttons .btn {
    width: 100%;
  }

  #signup-form .csf-modal__dialog {
    width: 95vw;
    margin-top: 2.5vh;
  }

  #signup-form .csf-modal__map {
    height: 50vh;
    min-height: 280px;
  }
}

/* Mobile devices */
@media (max-width: 480px) {
  #signup-form .form-container {
    padding: 0 var(--csf-space-4);
  }

  #signup-form .floating-label-group input,
  #signup-form .floating-label-group select {
    height: 3.5rem;
    font-size: var(--csf-font-size-sm);
  }

  #signup-form .btn {
    padding: var(--csf-space-3);
    font-size: var(--csf-font-size-base);
  }

  #signup-form .logged-in-message {
    padding: var(--csf-space-6);
  }

  #signup-form .logged-in-message h3 {
    font-size: var(--csf-font-size-xl);
  }

  #signup-form .csf-modal__map {
    height: 40vh;
    min-height: 240px;
  }
}

/* ==========================================================================
   Accessibility - Reduced Motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
  #signup-form .loader,
  #signup-form .toast,
  #signup-form .csf-modal {
    display: none !important;
  }
}

/* ==========================================================================
   Focus Visible (Modern Browsers)
   ========================================================================== */
#signup-form *:focus-visible {
  outline: 2px solid var(--csf-primary);
  outline-offset: 2px;
}

/* ==========================================================================
   High Contrast Mode Support
   ========================================================================== */
@media (prefers-contrast: high) {
  #signup-form .floating-label-group input,
  #signup-form .floating-label-group select {
    border-width: 2px;
  }

  #signup-form .btn {
    border: 2px solid var(--csf-black);
  }
}
#signup-form .has-verify-chip input[type="email"] {
  padding-right: 6rem !important;
}

#signup-form .csf-verify-chip {
  position: absolute;
  top: 50%;
  right: 0.5rem;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.3rem 0.7rem;
  font-size: var(--csf-font-size-xs);
  font-weight: 700;
  color: var(--csf-white);
  background: linear-gradient(135deg, var(--csf-primary) 0%, var(--csf-primary-dark) 100%);
  border: none;
  border-radius: 20px;
  cursor: pointer;
  z-index: 3;
  transition: all var(--csf-transition-base);
  white-space: nowrap;
  line-height: 1.4;
}

#signup-form .csf-verify-chip:hover {
  box-shadow: 0 2px 8px rgba(248, 168, 49, 0.4);
  transform: translateY(-50%) scale(1.03);
}

#signup-form .csf-verify-chip:disabled {
  opacity: 0.7;
  cursor: wait;
}

#signup-form .csf-verify-chip i {
  font-size: 0.7rem;
}

#signup-form .has-verified-mark input[type="email"] {
  padding-right: 2.5rem !important;
  border-color: var(--csf-success) !important;
  background-color: var(--csf-success-light) !important;
}

#signup-form .has-verified-mark label {
  color: var(--csf-success) !important;
}

#signup-form .csf-verified-mark {
  position: absolute;
  top: 50%;
  right: 0.75rem;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  pointer-events: none;
}

#signup-form .csf-verified-mark i {
  font-size: 1.25rem;
  color: var(--csf-success);
  animation: csf-pop-in 0.3s ease-out;
}

@keyframes csf-pop-in {
  0%   { transform: scale(0); opacity: 0; }
  60%  { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}

#signup-form .csf-otp-section {
  grid-column: 1 / -1;
  margin: 0.5rem 0 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--csf-gray-50);
  border: 1px solid var(--csf-gray-200);
  border-left: 3px solid var(--csf-primary);
  border-radius: var(--csf-radius-md);
  animation: csf-slide-down 0.3s ease-out;
}

@keyframes csf-slide-down {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

#signup-form .csf-otp-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: var(--csf-font-size-sm);
  font-weight: 600;
  color: var(--csf-gray-700);
}

#signup-form .csf-otp-header i {
  color: var(--csf-primary);
  font-size: 1rem;
}

#signup-form .csf-otp-inputs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

#signup-form .csf-otp-digit,
.csf-verify-card .csf-otp-digit {
  width: 2.75rem;
  height: 2.75rem;
  text-align: center;
  font-size: 1.25rem;
  font-weight: 700;
  font-family: 'Courier New', Courier, monospace !important;
  color: #111111;
  border: 2px solid #d4d4d4;
  border-radius: 8px;
  background: #ffffff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: textfield;
  appearance: textfield;
  padding: 0;
  line-height: 2.75rem;
}

#signup-form .csf-otp-digit:focus,
.csf-verify-card .csf-otp-digit:focus {
  border-color: #F8A831;
  box-shadow: 0 0 0 3px rgba(248, 168, 49, 0.2);
}

#signup-form .csf-otp-digit::-webkit-inner-spin-button,
#signup-form .csf-otp-digit::-webkit-outer-spin-button,
.csf-verify-card .csf-otp-digit::-webkit-inner-spin-button,
.csf-verify-card .csf-otp-digit::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

#signup-form .csf-otp-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

#signup-form .csf-otp-btn {
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
}

#signup-form .csf-otp-btn--primary {
  padding: 0.5rem 1.5rem;
  font-size: var(--csf-font-size-sm);
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, var(--csf-primary) 0%, var(--csf-primary-hover) 100%);
  border-radius: var(--csf-radius-md);
}

#signup-form .csf-otp-btn--primary:hover:not(:disabled) {
  box-shadow: 0 3px 10px rgba(248, 168, 49, 0.3);
}

#signup-form .csf-otp-btn--primary:disabled {
  background: var(--csf-gray-300);
  cursor: not-allowed;
}

#signup-form .csf-otp-resend {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#signup-form .csf-otp-countdown,
.csf-vp-countdown {
  font-size: 0.875rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-family: 'Courier New', Courier, monospace;
  color: #525252;
  min-width: 3rem;
  text-align: center;
}

#signup-form .csf-otp-btn--link {
  padding: 0.25rem 0.5rem;
  font-size: var(--csf-font-size-sm);
  font-weight: 600;
  color: var(--csf-primary);
  background: transparent;
  text-decoration: underline;
}

#signup-form .csf-otp-btn--link:disabled {
  color: var(--csf-gray-400);
  cursor: not-allowed;
  text-decoration: none;
}

#signup-form .csf-email-verify-notice {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  font-size: var(--csf-font-size-sm);
  font-weight: 500;
  color: #b45309;
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: var(--csf-radius-md);
}

#signup-form .csf-email-verify-notice i {
  font-size: 1rem;
  flex-shrink: 0;
}

.csf-verify-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 2rem 1rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.csf-verify-card {
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 420px;
  text-align: center;
  position: relative;
}

.csf-verify-logo {
  margin-bottom: 1.5rem;
}

.csf-verify-logo img {
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.csf-verify-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #111;
  margin: 0 0 0.75rem;
}

.csf-verify-msg {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: #555;
  margin: 0 0 1.25rem;
}

.csf-verify-email-display {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: #f9f9f9;
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  font-size: 0.875rem;
  color: #333;
  margin-bottom: 1.5rem;
}

.csf-verify-email-display i {
  color: #F8A831;
}

.csf-vp-btn {
  border: none;
  cursor: pointer;
  font-family: inherit;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.csf-vp-btn--primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #F8A831 0%, #f5a623 100%);
  box-shadow: 0 4px 12px rgba(248, 168, 49, 0.3);
}

.csf-vp-btn--primary:hover:not(:disabled) {
  box-shadow: 0 6px 20px rgba(248, 168, 49, 0.4);
  transform: translateY(-1px);
}

.csf-vp-btn--primary:disabled {
  background: #d4d4d4;
  box-shadow: none;
  cursor: not-allowed;
}

.csf-vp-btn--link {
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #F8A831;
  background: transparent;
  text-decoration: underline;
}

.csf-vp-btn--link:disabled {
  color: #a3a3a3;
  cursor: not-allowed;
  text-decoration: none;
}

.csf-vp-btn--logout {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #737373;
  background: transparent;
  border: 1px solid #d4d4d4;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.csf-vp-btn--logout:hover {
  color: #ef4444;
  border-color: #ef4444;
  background: #fef2f2;
}

.csf-vp-logout {
  margin-top: 1.25rem;
}

.csf-verify-card .csf-otp-inputs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin: 1.25rem 0;
}

.csf-vp-actions {
  margin: 1rem 0 0.75rem;
}

.csf-vp-resend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.csf-vp-success-icon {
  margin-bottom: 1rem;
}

.csf-vp-success-icon i {
  font-size: 3rem;
  color: #10b981;
  animation: csf-pop-in 0.4s ease-out;
}

.csf-vp-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  background: #333;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 9999;
  max-width: 90%;
}

.csf-vp-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.csf-vp-toast--success { background: #10b981; }
.csf-vp-toast--error   { background: #ef4444; }
.csf-vp-toast--info    { background: #3b82f6; }

@media (max-width: 480px) {
  #signup-form .csf-otp-digit,
  .csf-verify-card .csf-otp-digit {
    width: 2.25rem;
    height: 2.25rem;
    font-size: 1rem;
    line-height: 2.25rem;
  }
  #signup-form .csf-otp-actions { flex-direction: column; align-items: stretch; }
  #signup-form .csf-otp-resend { justify-content: center; }
  .csf-verify-card { padding: 1.5rem 1rem; }
}