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

/* Các biến màu */
:root {
  --page-contact-bg: #08160F;
  --page-contact-card-bg: #11271B;
  --page-contact-text-main: #F2FFF6;
  --page-contact-text-secondary: #A7D9B8;
  --page-contact-border: #2E7A4E;
  --page-contact-glow: #57E38D;
  --page-contact-gold: #F2C14E;
  --page-contact-divider: #1E3A2A;
  --page-contact-deep-green: #0A4B2C;
  --page-contact-btn-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-contact {
  background-color: var(--page-contact-bg);
  color: var(--page-contact-text-main); /* Đảm bảo văn bản chính có màu sáng trên nền tối */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

/* Hero Section */
.page-contact__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Nhỏ hơn để body xử lý offset */
  overflow: hidden;
  background-color: var(--page-contact-deep-green); /* Nền xanh đậm */
}

.page-contact__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
  margin-bottom: 40px; /* Khoảng cách giữa ảnh và nội dung */
}

.page-contact__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 10px;
}

.page-contact__hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 20px;
  background: rgba(17, 39, 27, 0.7); /* Nền bán trong suốt để chữ nổi bật */
  border-radius: 10px;
}

.page-contact__main-title {
  color: var(--page-contact-text-main);
  font-size: clamp(2em, 4vw, 3.2em); /* Sử dụng clamp cho font-size */
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

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

/* Section Titles & Descriptions */
.page-contact__section-title {
  color: var(--page-contact-text-main);
  font-size: clamp(1.8em, 3.5vw, 2.5em);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.page-contact__section-description {
  color: var(--page-contact-text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
  font-size: 1.05em;
}

/* Contact Methods Section */
.page-contact__info-section {
  padding: 80px 0;
  background-color: var(--page-contact-bg);
}

.page-contact__contact-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-contact__card {
  background-color: var(--page-contact-card-bg); /* Nền tối cho card */
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--page-contact-border);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: var(--page-contact-text-main); /* Văn bản chính màu sáng */
}

.page-contact__card-title {
  color: var(--page-contact-gold);
  font-size: 1.6em;
  margin-bottom: 15px;
  font-weight: 600;
}

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

.page-contact__card-email,
.page-contact__card-phone {
  color: var(--page-contact-text-main);
  font-weight: 500;
  margin-top: 10px;
}

.page-contact__email-link {
  color: var(--page-contact-glow);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-contact__email-link:hover {
  color: var(--page-contact-gold);
}

/* Contact Form Section */
.page-contact__form-section {
  padding: 80px 0;
  background-color: var(--page-contact-deep-green);
}

.page-contact__contact-form {
  max-width: 700px;
  margin: 40px auto 0;
  background-color: var(--page-contact-card-bg);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--page-contact-border);
}

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

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

.page-contact__form-input,
.page-contact__form-textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--page-contact-border);
  border-radius: 5px;
  background-color: #0A2016; /* Nền input hơi tối hơn */
  color: var(--page-contact-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(--page-contact-text-secondary);
  opacity: 0.7;
}

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

.page-contact__form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* CTA Buttons */
.page-contact__cta-button {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1em;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-sizing: border-box;
  white-space: normal; /* Cho phép xuống dòng */
  word-wrap: break-word; /* Ngắt từ khi quá dài */
}

.page-contact__btn-primary {
  background: var(--page-contact-btn-gradient);
  color: #ffffff; /* Luôn là màu trắng trên nền gradient */
  border: none;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

.page-contact__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.5);
  filter: brightness(1.1);
}

.page-contact__btn-secondary {
  background-color: transparent;
  color: var(--page-contact-glow);
  border: 2px solid var(--page-contact-glow);
}

.page-contact__btn-secondary:hover {
  background-color: var(--page-contact-glow);
  color: var(--page-contact-bg);
  transform: translateY(-3px);
  box-shadow: 0 4px 10px rgba(87, 227, 141, 0.3);
}

.page-contact__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap; /* Cho phép các nút xuống dòng trên di động */
}

/* FAQ Section */
.page-contact__faq-section {
  padding: 80px 0;
  background-color: var(--page-contact-bg);
}

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

.page-contact__faq-item {
  background-color: var(--page-contact-card-bg);
  border: 1px solid var(--page-contact-border);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--page-contact-text-main);
}

.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.1em;
  color: var(--page-contact-gold);
  background-color: rgba(17, 39, 27, 0.5); /* Nền hơi tối cho câu hỏi */
  transition: background-color 0.3s ease;
  list-style: none; /* Dành cho <summary> */
}

.page-contact__faq-question:hover {
  background-color: rgba(17, 39, 27, 0.8);
}

.page-contact__faq-question::-webkit-details-marker { /* Ẩn marker mặc định của <summary> */
  display: none;
}
.page-contact__faq-question::marker { /* Ẩn marker mặc định của <summary> */
  display: none;
}

.page-contact__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  color: var(--page-contact-glow);
  transition: transform 0.3s ease;
}

.page-contact__faq-item[open] .page-contact__faq-toggle {
  transform: rotate(45deg); /* Xoay dấu + thành X */
}

.page-contact__faq-answer {
  padding: 15px 25px 20px;
  color: var(--page-contact-text-secondary);
  border-top: 1px solid var(--page-contact-divider);
  font-size: 0.95em;
}

.page-contact__faq-answer p {
  margin-bottom: 15px;
}

.page-contact__faq-link {
  color: var(--page-contact-glow);
  text-decoration: none;
  font-weight: 500;
}

.page-contact__faq-link:hover {
  text-decoration: underline;
}

/* CTA Banner Section */
.page-contact__cta-banner {
  padding: 80px 0;
  text-align: center;
  background-color: var(--page-contact-deep-green);
}

/* Responsive Design */
@media (max-width: 768px) {
  .page-contact {
    font-size: 16px;
    line-height: 1.6;
  }

  /* Main content containers and sections in mobile */
  .page-contact__container,
  .page-contact__hero-section,
  .page-contact__info-section,
  .page-contact__form-section,
  .page-contact__faq-section,
  .page-contact__cta-banner {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important; /* Apply padding to main sections/containers */
    padding-right: 15px !important;
  }

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

  /* Elements within these sections should be full width */
  .page-contact__hero-image-wrapper,
  .page-contact__contact-methods,
  .page-contact__contact-form,
  .page-contact__faq-list,
  .page-contact__cta-buttons,
  .page-contact__card { /* Card itself gets padding internally */
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    /* No additional padding here, rely on parent */
  }

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

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

  /* Section Titles & Descriptions */
  .page-contact__section-title {
    font-size: clamp(1.5em, 6vw, 2em);
  }

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

  /* Contact Methods Section */
  .page-contact__info-section {
    padding: 50px 0;
  }

  .page-contact__card {
    padding: 25px;
  }

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

  /* Contact Form Section */
  .page-contact__form-section {
    padding: 50px 0;
  }

  .page-contact__contact-form {
    padding: 30px;
    margin-top: 30px;
  }

  /* CTA Buttons */
  .page-contact__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-contact__cta-button {
    max-width: 100% !important;
    width: 100% !important;
    padding: 12px 20px !important;
    font-size: 1em;
  }

  /* FAQ Section */
  .page-contact__faq-section {
    padding: 50px 0;
  }

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

  .page-contact__faq-answer {
    padding: 10px 20px 15px;
    font-size: 0.9em;
  }

  /* Ensure all images are responsive */
  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
}