/* ==========================================================================
   Custom Registration Form – Professional frontend UI
   ========================================================================== */

.crf-form-wrapper {
  max-width: 520px;
  margin: 2rem auto;
  padding: 0 1rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #1a1a1a;
  box-sizing: border-box;
}

.crf-form-wrapper *,
.crf-form-wrapper *::before,
.crf-form-wrapper *::after {
  box-sizing: border-box;
}

/* Card container */
.crf-form-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

/* Header block */
.crf-form-header {
  padding: 1.75rem 1.75rem 0;
  margin-bottom: 1.25rem;
  border-bottom: none;
}

.crf-form-title {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #111;
}

.crf-form-desc {
  margin: 0;
  font-size: 0.9375rem;
  color: #555;
}

/* Messages (success / error) */
.crf-form-messages {
  margin: 0 1.75rem 1.25rem;
  min-height: 0;
}

.crf-form-messages:empty {
  display: none;
}

.crf-form-messages .crf-success {
  padding: 0.875rem 1rem;
  border-radius: 8px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #166534;
  font-size: 0.9375rem;
}

.crf-form-messages .crf-success ul {
  margin: 0;
  padding-left: 1.25rem;
}

.crf-form-messages .crf-success li {
  margin: 0.25em 0 0;
}

.crf-form-messages .crf-success li:first-child {
  margin-top: 0;
}

.crf-form-messages .crf-errors {
  padding: 0.875rem 1rem;
  border-radius: 8px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  font-size: 0.9375rem;
}

.crf-form-messages .crf-errors ul {
  margin: 0;
  padding-left: 1.25rem;
}

.crf-form-messages .crf-errors li {
  margin: 0.25em 0 0;
}

.crf-form-messages .crf-errors li:first-child {
  margin-top: 0;
}

/* Form body */
.crf-registration-form {
  padding: 0 1.75rem 1.75rem;
}

.crf-form-fields {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.crf-form-field {
  margin: 0;
}

.crf-form-field label {
  display: block;
  margin-bottom: 0.375rem;
  font-weight: 500;
  font-size: 0.9375rem;
  color: #374151;
}

.crf-required {
  color: #dc2626;
  margin-left: 0.15em;
}

/* Inputs */
.crf-input,
.crf-registration-form input[type="text"],
.crf-registration-form input[type="email"],
.crf-registration-form select {
  display: block;
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-size: 1rem;
  line-height: 1.5;
  color: #1a1a1a;
  background: #fff;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  -webkit-appearance: none;
  appearance: none;
}

.crf-input:focus,
.crf-registration-form input[type="text"]:focus,
.crf-registration-form input[type="email"]:focus,
.crf-registration-form select:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.crf-input::placeholder {
  color: #9ca3af;
}

.crf-registration-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2rem;
}

.crf-input-file {
  padding: 0.5rem 0;
}

.crf-image-required-hint {
  margin: 0 0 0.375rem;
  font-size: 0.875rem;
  color: #2563eb;
}

.crf-file-selected {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  color: #059669;
}

.crf-file-preview {
  margin-top: 0.5rem;
}

.crf-file-preview a {
  display: inline-block;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  overflow: hidden;
  line-height: 0;
}

.crf-file-preview img {
  display: block;
  max-width: 120px;
  max-height: 120px;
  width: auto;
  height: auto;
  cursor: pointer;
}

.crf-file-hint {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  color: #6b7280;
}

.crf-file-hint {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  color: #6b7280;
}

.crf-input-file {
  padding: 0.5rem 0.75rem;
}

/* Submit button */
.crf-form-actions {
  margin-top: 1.5rem;
  padding-top: 0.25rem;
}

.crf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.05s ease;
}

.crf-btn:active {
  transform: scale(0.98);
}

.crf-btn-primary {
  width: 100%;
  background: #2563eb;
  color: #fff;
}

.crf-btn-primary:hover {
  background: #1d4ed8;
}

.crf-btn-primary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.35);
}

/* Honeypot (hidden from users) */
.crf-honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  height: 0;
  width: 0;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* Responsive */
@media (max-width: 480px) {
  .crf-form-wrapper {
    margin: 1rem auto;
    padding: 0 0.75rem;
  }

  .crf-form-header,
  .crf-form-messages,
  .crf-registration-form {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .crf-form-header {
    padding-top: 1.5rem;
  }

  .crf-form-title {
    font-size: 1.25rem;
  }  .crf-registration-form {
    padding-bottom: 1.5rem;
  }
}