/* style/contact.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm padding-top cho main */

:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-button-gradient-start: #2AD16F;
  --color-button-gradient-end: #13994A;
  --color-card-bg: #11271B;
  --color-background: #08160F;
  --color-text-main: #F2FFF6;
  --color-text-secondary: #A7D9B8;
  --color-border: #2E7A4E;
  --color-glow: #57E38D;
  --color-gold: #F2C14E;
  --color-divider: #1E3A2A;
  --color-deep-green: #0A4B2C;
}

.page-contact {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text-main); /* Default text color for dark background */
  background-color: var(--color-background); /* Default background color */
}

.page-contact__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Sections */
.page-contact__hero-section,
.page-contact__contact-methods-section,
.page-contact__form-section,
.page-contact__faq-section,
.page-contact__cta-section {
  padding: 60px 0;
}

.page-contact__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-top: 10px; /* Small top padding, body handles header offset */
}

.page-contact__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
}

.page-contact__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-contact__hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin-top: 40px;
  padding: 0 20px;
}

.page-contact__main-title {
  font-size: 2.5em;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-gold);
  margin-bottom: 20px;
  text-shadow: 0 0 10px rgba(242, 193, 78, 0.5);
}

.page-contact__description {
  font-size: 1.1em;
  color: var(--color-text-main);
  margin-bottom: 30px;
}

.page-contact__section-title {
  font-size: 2em;
  font-weight: 700;
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 20px;
  text-shadow: 0 0 8px rgba(242, 193, 78, 0.4);
}

.page-contact__section-description {
  font-size: 1.05em;
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Background Colors */
.page-contact__dark-bg {
  background-color: var(--color-background);
  color: var(--color-text-main);
}

.page-contact__light-bg {
  background-color: var(--color-card-bg);
  color: var(--color-text-main);
}

/* Cards */
.page-contact__card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-contact__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4), 0 0 15px var(--color-glow);
}

/* Buttons */
.page-contact__btn-primary,
.page-contact__btn-secondary {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  border: none;
}

.page-contact__btn-primary {
  background: linear-gradient(180deg, var(--color-button-gradient-start) 0%, var(--color-button-gradient-end) 100%);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(42, 209, 111, 0.4);
}

.page-contact__btn-primary:hover {
  background: linear-gradient(180deg, var(--color-button-gradient-end) 0%, var(--color-button-gradient-start) 100%);
  box-shadow: 0 6px 15px rgba(42, 209, 111, 0.6);
}

.page-contact__btn-secondary {
  background-color: transparent;
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
  box-shadow: 0 4px 10px rgba(242, 193, 78, 0.3);
}

.page-contact__btn-secondary:hover {
  background-color: var(--color-gold);
  color: var(--color-background);
  box-shadow: 0 6px 15px rgba(242, 193, 78, 0.5);
}

/* Contact Methods Section */
.page-contact__methods-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-contact__method-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.page-contact__method-icon {
  width: 200px; /* Minimum size */
  height: auto;
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
}

.page-contact__method-title {
  font-size: 1.5em;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-contact__method-text {
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-contact__email-address,
.page-contact__phone-number {
  font-weight: 700;
  color: var(--color-glow);
  margin-bottom: 20px;
  font-size: 1.1em;
}

.page-contact__social-links {
  display: flex;
  gap: 15px;
  margin-top: 10px;
  justify-content: center;
}

.page-contact__social-icon-link {
  color: var(--color-glow);
  font-size: 1.1em;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-contact__social-icon-link:hover {
  color: var(--color-gold);
}

/* Contact Form Section */
.page-contact__contact-form {
  max-width: 700px;
  margin: 0 auto;
  padding: 30px;
  background-color: var(--color-card-bg);
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-contact__form-group {
  margin-bottom: 20px;
}

.page-contact__form-label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-text-main);
  font-weight: 600;
}

.page-contact__form-input,
.page-contact__form-textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-deep-green);
  color: var(--color-text-main);
  font-size: 1em;
  box-sizing: border-box;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-contact__form-input::placeholder,
.page-contact__form-textarea::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.7;
}

.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
  border-color: var(--color-glow);
  box-shadow: 0 0 0 3px rgba(87, 227, 141, 0.3);
  outline: none;
}

.page-contact__form-textarea {
  resize: vertical;
}

/* FAQ Section */
.page-contact__faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-contact__faq-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
}

.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  color: var(--color-gold);
  font-weight: 600;
  font-size: 1.1em;
  transition: background-color 0.3s ease;
}

.page-contact__faq-question:hover {
  background-color: var(--color-deep-green);
}

.page-contact__faq-question::-webkit-details-marker {
  display: none;
}

.page-contact__faq-question::marker {
  display: none;
}

.page-contact__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: var(--color-glow);
  margin-left: 15px;
}

.page-contact__faq-item[open] .page-contact__faq-toggle {
  content: '−';
}

.page-contact__faq-answer {
  padding: 0 25px 20px;
  color: var(--color-text-secondary);
  font-size: 0.95em;
}

/* CTA Section */
.page-contact__cta-section {
  text-align: center;
}

.page-contact__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-contact__main-title {
    font-size: 2.2em;
  }

  .page-contact__section-title {
    font-size: 1.8em;
  }
}

@media (max-width: 768px) {
  .page-contact__hero-section,
  .page-contact__contact-methods-section,
  .page-contact__form-section,
  .page-contact__faq-section,
  .page-contact__cta-section {
    padding: 40px 0;
  }

  .page-contact__container {
    padding: 0 15px;
  }

  .page-contact__main-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }

  .page-contact__description {
    font-size: 1em;
  }

  .page-contact__section-title {
    font-size: 1.6em;
    margin-bottom: 15px;
  }

  .page-contact__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  .page-contact__methods-grid {
    grid-template-columns: 1fr;
  }

  .page-contact__method-icon {
    width: 150px;
  }

  .page-contact__method-title {
    font-size: 1.3em;
  }

  .page-contact__form-input,
  .page-contact__form-textarea {
    padding: 10px;
  }

  .page-contact__faq-question {
    font-size: 1em;
    padding: 15px 20px;
  }

  .page-contact__faq-answer {
    font-size: 0.9em;
    padding: 0 20px 15px;
  }

  .page-contact__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-contact__btn-primary,
  .page-contact__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 0.95em;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* Responsive images */
  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }

  .page-contact__hero-image-wrapper,
  .page-contact__method-card,
  .page-contact__form-section,
  .page-contact__faq-list,
  .page-contact__cta-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  .page-contact__hero-section {
    padding-top: 10px !important; /* body đã xử lý --header-offset */
  }
}

@media (max-width: 480px) {
  .page-contact__main-title {
    font-size: 1.5em;
  }

  .page-contact__section-title {
    font-size: 1.4em;
  }

  .page-contact__form-input,
  .page-contact__form-textarea {
    font-size: 0.9em;
  }
}