/* CSS cho trang Liên hệ của f168s */

:root {
  --page-contact-primary-color: #F2C14E;
  --page-contact-secondary-color: #FFD36B;
  --page-contact-card-bg: #111111;
  --page-contact-background-color: #0A0A0A;
  --page-contact-text-main: #FFF6D6;
  --page-contact-border-color: #3A2A12;
  --page-contact-glow-color: #FFD36B;
  --page-contact-button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
}

body {
  background-color: var(--page-contact-background-color);
  color: var(--page-contact-text-main);
}

.page-contact {
  padding-top: 10px; /* Nhỏ hơn so với var(--header-offset) để tránh double padding */
}

.page-contact__container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
}

/* Hero Section */
.page-contact__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-bottom: 40px;
}

.page-contact__hero-image {
  position: relative;
  width: 100%;
  height: auto;
  max-height: 600px; /* Giới hạn chiều cao để không quá lớn */
  object-fit: cover;
  filter: brightness(0.6);
  z-index: 0;
  margin-bottom: 20px;
}

.page-contact__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 0 20px;
  margin-top: -100px; /* Kéo nội dung lên trên ảnh */
}

.page-contact__main-title {
  font-size: clamp(2em, 4vw, 3em); /* Sử dụng clamp để tránh font-size cố định quá lớn */
  font-weight: 700;
  line-height: 1.2;
  color: var(--page-contact-text-main);
  margin-bottom: 20px;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.page-contact__description {
  font-size: 1.1em;
  line-height: 1.6;
  color: var(--page-contact-text-main);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* General Sections */
.page-contact__contact-methods,
.page-contact__form-section,
.page-contact__why-us-section,
.page-contact__faq-section,
.page-contact__cta-section {
  padding: 60px 0;
  position: relative;
  background-color: var(--page-contact-background-color);
}

.page-contact__section-title {
  font-size: 2.5em;
  font-weight: 700;
  color: var(--page-contact-primary-color);
  text-align: center;
  margin-bottom: 20px;
}

.page-contact__section-description {
  font-size: 1.1em;
  line-height: 1.6;
  color: var(--page-contact-text-main);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px auto;
}

/* Cards */
.page-contact__card {
  background: var(--page-contact-card-bg);
  border: 1px solid var(--page-contact-border-color);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  color: var(--page-contact-text-main);
}

/* Contact Methods Grid */
.page-contact__method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-contact__method-card {
  text-align: center;
}

.page-contact__method-icon {
  font-size: 3em;
  margin-bottom: 15px;
  color: var(--page-contact-secondary-color);
}

.page-contact__method-heading {
  font-size: 1.5em;
  font-weight: 600;
  color: var(--page-contact-text-main);
  margin-bottom: 10px;
}

.page-contact__method-text {
  font-size: 1em;
  line-height: 1.5;
  color: var(--page-contact-text-main);
  margin-bottom: 20px;
}

/* Contact Form */
.page-contact__form-section {
  padding-top: 80px;
  padding-bottom: 80px;
  background-color: var(--page-contact-background-color);
  overflow: hidden;
  position: relative;
}

.page-contact__form {
  max-width: 700px;
  margin: 0 auto;
  padding: 40px;
  position: relative;
  z-index: 2;
}

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

.page-contact__form-label {
  display: block;
  font-size: 1em;
  color: var(--page-contact-text-main);
  margin-bottom: 8px;
  font-weight: 500;
}

.page-contact__form-input,
.page-contact__form-textarea {
  width: 100%;
  padding: 12px 15px;
  background-color: #1a1a1a;
  border: 1px solid var(--page-contact-border-color);
  border-radius: 5px;
  color: var(--page-contact-text-main);
  font-size: 1em;
  box-sizing: border-box;
}

.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
  border-color: var(--page-contact-primary-color);
  outline: none;
}

.page-contact__form-background-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.3) blur(3px);
  z-index: 0;
}

/* Why Us Section */
.page-contact__why-us-section {
  text-align: center;
}

.page-contact__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-contact__feature-item {
  text-align: center;
}

.page-contact__feature-icon {
  font-size: 2.5em;
  margin-bottom: 15px;
  color: var(--page-contact-secondary-color);
}

.page-contact__feature-heading {
  font-size: 1.3em;
  font-weight: 600;
  color: var(--page-contact-text-main);
  margin-bottom: 10px;
}

.page-contact__feature-text {
  font-size: 0.95em;
  line-height: 1.5;
  color: var(--page-contact-text-main);
}

.page-contact__support-image {
  width: 100%;
  max-width: 800px;
  height: auto;
  margin-top: 50px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

/* FAQ Section */
.page-contact__faq-section {
  text-align: center;
}

.page-contact__faq-list {
  max-width: 900px;
  margin: 40px auto 0 auto;
  text-align: left;
}

details.page-contact__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--page-contact-border-color);
  overflow: hidden;
  background: var(--page-contact-card-bg);
  color: var(--page-contact-text-main);
}

details.page-contact__faq-item summary.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}

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

details.page-contact__faq-item summary.page-contact__faq-question:hover {
  background: #1a1a1a;
}

.page-contact__faq-qtext {
  flex: 1;
  font-size: 1.1em;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--page-contact-text-main);
}

.page-contact__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--page-contact-secondary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-contact__faq-item .page-contact__faq-answer {
  padding: 0 20px 20px;
  background: #1a1a1a;
  border-radius: 0 0 5px 5px;
  color: var(--page-contact-text-main);
}

.page-contact__faq-answer p {
  margin: 0;
  padding-top: 10px;
  color: var(--page-contact-text-main);
}

.page-contact__faq-image {
  width: 100%;
  max-width: 600px;
  height: auto;
  margin-top: 50px;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

/* CTA Section */
.page-contact__cta-section {
  text-align: center;
  padding-top: 80px;
  padding-bottom: 80px;
}

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

/* Buttons */
.page-contact__btn-primary,
.page-contact__btn-secondary {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05em;
  transition: all 0.3s ease;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-contact__btn-primary {
  background: var(--page-contact-button-gradient);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 15px rgba(242, 193, 78, 0.4);
}

.page-contact__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(242, 193, 78, 0.6);
}

.page-contact__btn-secondary {
  background: transparent;
  color: var(--page-contact-primary-color);
  border: 2px solid var(--page-contact-primary-color);
  box-shadow: 0 2px 10px rgba(242, 193, 78, 0.2);
}

.page-contact__btn-secondary:hover {
  background: var(--page-contact-primary-color);
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(242, 193, 78, 0.4);
}

/* Responsive Design */
@media (max-width: 1023px) {
  .page-contact__hero-content {
    margin-top: -80px;
  }
}

@media (max-width: 768px) {
  .page-contact__hero-image {
    max-height: 400px;
  }

  .page-contact__hero-content {
    margin-top: -60px;
  }

  .page-contact__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
    padding: 0 10px;
  }

  .page-contact__description {
    font-size: 1em;
    padding: 0 15px;
  }

  .page-contact__section-title {
    font-size: 2em;
  }

  .page-contact__section-description {
    font-size: 0.95em;
    padding: 0 15px;
  }

  .page-contact__contact-methods,
  .page-contact__form-section,
  .page-contact__why-us-section,
  .page-contact__faq-section,
  .page-contact__cta-section {
    padding: 40px 0;
  }

  .page-contact__method-grid,
  .page-contact__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-contact__form {
    padding: 30px 20px;
  }

  .page-contact__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-contact__btn-primary,
  .page-contact__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 20px;
    font-size: 1em;
    margin: 0 auto; /* Center buttons when stacked */
  }

  .page-contact__form-input,
  .page-contact__form-textarea {
    padding: 10px 12px;
  }

  details.page-contact__faq-item summary.page-contact__faq-question {
    padding: 15px;
  }

  .page-contact__faq-qtext {
    font-size: 1em;
  }

  details.page-contact__faq-item .page-contact__faq-answer {
    padding: 0 15px 15px;
  }

  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-contact__container,
  .page-contact__form-section .page-contact__container,
  .page-contact__contact-methods .page-contact__container,
  .page-contact__why-us-section .page-contact__container,
  .page-contact__faq-section .page-contact__container,
  .page-contact__cta-section .page-contact__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}

/* CSS for FAQ functionality (details tag) */
details.page-contact__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--page-contact-border-color);
  overflow: hidden;
  background: var(--page-contact-card-bg);
}
details.page-contact__faq-item summary.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}
details.page-contact__faq-item summary.page-contact__faq-question::-webkit-details-marker {
  display: none;
}
details.page-contact__faq-item summary.page-contact__faq-question:hover {
  background: #1a1a1a;
}
.page-contact__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--page-contact-text-main);
}
.page-contact__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--page-contact-secondary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-contact__faq-item .page-contact__faq-answer {
  padding: 0 20px 20px;
  background: #1a1a1a;
  border-radius: 0 0 5px 5px;
  color: var(--page-contact-text-main);
}
@media (max-width: 768px) {
  details.page-contact__faq-item summary.page-contact__faq-question { padding: 15px; }
  .page-contact__faq-qtext { font-size: 15px; }
}