:root {
  --pq-primary-color: #ffbf71; /* Corail Doux - Primary Accent */
  --pq-secondary-color: #3ab4a6; /* Turquoise Persan - Secondary Accent */
  --pq-text-color: #333333; /* Gris Anthracite - Main body text */
  --pq-bg-color: #f9f6f0; /* Ivoire Clair - Main background */
  --pq-light-gray: #e0e0e0; /* Gris Clair - Section backgrounds */
  --pq-dark-bg: #34495e; /* Bleu Ardoise - Dark background (footer, etc.) */
  --pq-heading-color: #0d0d0d; /* Noir Profond - Headings */
  --pq-muted-text: #798076; /* Vert-Gris - Neutral text/icons */
}

.persian-questionnaire-container {
  max-width: 1400px;
  margin: 40px auto;
  background-color: var(--pq-bg-color);
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.pq-form {
  padding: 30px 40px;
}

.pq-form-header h2 {
  text-align: center;
  color: var(--pq-heading-color);
  font-size: 22px;
  margin-bottom: 20px;
}

/* Progress Bar */
.pq-progress-bar {
  width: 100%;
  height: 8px;
  background-color: var(--pq-light-gray);
  border-radius: 4px;
  margin-bottom: 30px;
}

.pq-progress {
  width: 0%;
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--pq-primary-color),
    var(--pq-secondary-color)
  );
  border-radius: 4px;
  transition: width 0.4s ease-in-out;
}

/* Form Steps */
.pq-form-step {
  display: none;
  animation: fadeIn 0.5s;
}

.pq-form-step.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pq-form-step h3 {
  color: var(--pq-heading-color);
  font-size: 16px;
  margin-bottom: 20px;
}

/* Inputs */
.pq-input,
.pq-textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--pq-light-gray);
  border-radius: 8px;
  margin-top: 10px;
}

.pq-other-input {
  display: none;
}

/* Options */
.pq-checkbox-group,
.pq-radio-group {
  display: grid;
  gap: 10px;
}

/* Hide incidental <br> inside option groups (markup may include <br> between input and label) */
.pq-checkbox-group br,
.pq-radio-group br {
  display: none;
}

.pq-checkbox,
.pq-radio {
  display: block;
  padding: 14px 18px;
  border: 2px solid var(--pq-light-gray);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(52, 73, 94, 0.07);
  margin-bottom: 4px;
}

.pq-checkbox:hover,
.pq-radio:hover {
  border-color: var(--pq-primary-color);
}

.persian-questionnaire-container input[type="checkbox"],
.persian-questionnaire-container input[type="radio"] {
  display: none;
}

.persian-questionnaire-container input[type="checkbox"]:checked + label,
.persian-questionnaire-container input[type="radio"]:checked + label {
  background-color: var(--pq-primary-color) !important;
  color: #fff !important;
  border-color: var(--pq-secondary-color) !important;
  box-shadow: 0 0 0 2px var(--pq-secondary-color) inset;
}

/* Navigation */
.pq-navigation-buttons {
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
}

.pq-btn {
  padding: 12px 30px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.pq-prev-btn {
  background-color: var(--pq-light-gray);
  color: var(--pq-text-color);
}

.pq-next-btn,
.pq-submit-btn {
  background-color: var(--pq-secondary-color) !important;
  color: #fff !important;
}

.pq-submit-btn.loading {
  opacity: 0.7;
}

/* Contact Fields */
.pq-contact-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

.pq-field-group {
  display: flex;
  flex-direction: column;
}

.pq-field-label {
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--pq-text-color);
  font-size: 13px;
}

.pq-optional {
  font-weight: normal;
  color: var(--pq-muted-text);
  margin-left: 6px;
}

.pq-input {
  padding: 12px 14px;
  font-size: 13px;
  border-radius: 8px;
  border: 1px solid var(--pq-light-gray);
  box-sizing: border-box;
}

.pq-field-description {
  margin-top: 6px;
  color: var(--pq-muted-text);
  font-size: 12px;
  line-height: 1.4;
}

@media (max-width: 700px) {
  .pq-contact-fields {
    grid-template-columns: 1fr;
  }
}

/* Messages */
.pq-message {
  padding: 20px;
  border-radius: 8px;
  margin-top: 20px;
  text-align: center;
}

.pq-success {
  background-color: var(--pq-secondary-color);
  color: #fff;
}

.pq-error {
  background-color: var(--pq-primary-color);
  color: var(--pq-heading-color);
}

.pq-return-btn {
  background-color: var(--pq-secondary-color);
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  margin-top: 15px;
  font-size: 14px;
  transition: background-color 0.3s;
}

.pq-return-btn:hover {
  background-color: var(--pq-primary-color);
}

/* --- بهبود استایل ها و راهنمای چک‌باکس --- */

/* استایل برای راهنمای چک‌باکس */
.pq-checkbox-hint {
  font-size: 14px;
  color: var(--pq-muted-text);
  margin: -10px 0 15px 0;
  text-align: left;
}

/* افکت Hover زیباتر */
.pq-checkbox:hover,
.pq-radio:hover {
  border-color: var(--pq-primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* استایل متفاوت برای چک‌باکس انتخاب شده */
.persian-questionnaire-container input[type="checkbox"]:checked + .pq-checkbox {
  background-color: var(--pq-secondary-color);
  color: white;
  border-color: var(--pq-secondary-color);
}

/* حالت انتخاب با جاوااسکریپت */
.pq-checkbox.checked {
  background-color: var(--pq-secondary-color) !important;
  color: #fff !important;
  border-color: var(--pq-secondary-color) !important;
  box-shadow: 0 4px 16px rgba(58, 180, 166, 0.13);
}
.pq-checkbox.checked::before {
  content: "✔";
  margin-right: 8px;
  font-weight: bold;
}

/* اضافه کردن آیکون تیک به چک‌باکس انتخاب شده */
.persian-questionnaire-container input[type="checkbox"]:checked + .pq-checkbox::before {
  content: "✔";
  margin-right: 8px;
  font-weight: bold;
}


@media (max-width: 700px) {
  .persian-questionnaire-container {
    max-width: 100% !important;
    width: 100% !important;
    margin: 0 !important;
  }

  .pq-form {
    padding: 12px !important; /* اختیاری: کمتر شدن فاصله داخلی */
  }
}

/* Security honeypot: intentionally invisible to real users. */
.persian-questionnaire-container .pq-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}