/* Container */
.crf-form {
  max-width: 1080px;
  margin: 0 auto;
  padding: 20px 24px 30px;
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* Sections */
.crf-section {
  border-bottom: 1px solid rgba(148, 163, 184, 0.35);
  padding-bottom: 20px;
  margin-bottom: 22px;
}

.crf-section:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
}

/* Titles */
.crf-section h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 600;
  color: #111827;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.crf-section h4 {
  margin: 14px 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: #374151;
}

/* Text & labels */
.crf-section p {
  margin: 4px 0 10px;
  font-size: 14px;
  color: #4b5563;
}

.crf-note {
  font-size: 13px;
  color: #6b7280;
  font-style: italic;
}

.crf-col label,
.crf-section label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: #374151;
}

/* Grid layout */
.crf-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 12px;
}

.crf-col {
  display: flex;
  flex-direction: column;
}

/* Inputs */
.crf-form input[type="text"],
.crf-form input[type="email"],
.crf-form input[type="tel"],
.crf-form input[type="number"],
.crf-form select,
.crf-form textarea {
  margin-top: 6px;
  padding: 9px 11px;
  font-size: 14px;
  border-radius: 10px;
  border: 1px solid #d1d5db;
  background-color: #f9fafb;
  color: #111827;
  box-sizing: border-box;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.crf-form textarea {
  min-height: 110px;
  resize: vertical;
}

.crf-form input:focus,
.crf-form select:focus,
.crf-form textarea:focus {
  outline: none;
  border-color: #7b5a2e;
  box-shadow: 0 0 0 1px rgba(123, 90, 46, 0.35);
  background-color: #ffffff;
}

/* Checkbox grid */
.crf-checkbox-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px 16px;
  margin-bottom: 8px;
}

.crf-checkbox-grid label {
  font-size: 13px;
  font-weight: 400;
  color: #374151;
  display: flex;
  align-items: center;
  gap: 6px;
}

.crf-checkbox-grid input[type="checkbox"] {
  width: 15px;
  height: 15px;
  accent-color: #7b5a2e;
}

/* Actions */
.crf-actions {
  text-align: right;
  margin-top: 18px;
}

.crf-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 26px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, #7b5a2e, #cba46a);
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 12px 25px rgba(123, 90, 46, 0.35);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.crf-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 30px rgba(123, 90, 46, 0.45);
  filter: brightness(1.03);
}

.crf-submit:active {
  transform: translateY(0);
  box-shadow: 0 10px 20px rgba(55, 65, 81, 0.4);
}

/* Responsive */
@media (max-width: 900px) {
  .crf-row {
    grid-template-columns: 1fr;
  }

  .crf-checkbox-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .crf-form {
    padding: 16px 14px 22px;
    border-radius: 12px;
  }

  .crf-checkbox-grid {
    grid-template-columns: 1fr;
  }

  .crf-actions {
    text-align: center;
  }

  .crf-submit {
    width: 100%;
  }
}