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

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

.page-contact {
  background-color: var(--page-contact-background);
  color: var(--page-contact-text-main); /* Mặc định chữ sáng trên nền tối */
  font-family: 'Arial', sans-serif; /* Sử dụng font chữ phổ biến */
  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;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 60px 20px;
  padding-top: 10px; /* Nhỏ hơn so với --header-offset */
  text-align: center;
  overflow: hidden; /* Đảm bảo nội dung không tràn */
}

.page-contact__hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 0.2; /* Làm mờ ảnh nền để văn bản dễ đọc */
}

.page-contact__hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px;
  background-color: rgba(0, 0, 0, 0.6); /* Nền tối hơn để chữ nổi bật */
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-contact__main-title {
  color: var(--page-contact-gold-color); /* Sử dụng màu vàng cho tiêu đề chính */
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  /* Không đặt font-size cố định quá lớn, dùng clamp nếu cần */
}

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

.page-contact__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap; /* Đảm bảo nút xuống dòng trên di động */
}

/* Buttons */
.page-contact__btn-primary,
.page-contact__btn-secondary {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1em;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  max-width: 100%; /* Responsive cho nút */
  box-sizing: border-box;
  white-space: normal; /* Cho phép chữ xuống dòng */
  word-wrap: break-word; /* Ngắt từ */
}

.page-contact__btn-primary {
  background: var(--page-contact-button-gradient-start); /* fallback */
  background: linear-gradient(180deg, var(--page-contact-button-gradient-start) 0%, var(--page-contact-button-gradient-end) 100%);
  color: #ffffff; /* Luôn là màu trắng cho nút chính */
  border: none;
}

.page-contact__btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  opacity: 0.9;
}

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

.page-contact__btn-secondary:hover {
  background: var(--page-contact-gold-color);
  color: var(--page-contact-background); /* Màu chữ tối trên nền vàng */
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

/* Section Titles and Descriptions */
.page-contact__section-title {
  color: var(--page-contact-gold-color);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  text-shadow: 0 1px 3px 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 auto;
}

/* Dark Background Section (used for channels and contact form) */
.page-contact__dark-section {
  background-color: var(--page-contact-card-bg); /* Nền tối cho các card/section */
  padding: 60px 0;
  color: var(--page-contact-text-main); /* Chữ sáng trên nền tối */
}

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

.page-contact__channel-card {
  background-color: var(--page-contact-background); /* Nền tối hơn cho card */
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--page-contact-border-color);
  color: var(--page-contact-text-main);
}

.page-contact__channel-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-contact__channel-icon {
  width: 100px; /* Kích thước icon */
  height: auto;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 5px var(--page-contact-glow-color)); /* Hiệu ứng glow */
  min-width: 200px; /* Đảm bảo kích thước tối thiểu */
  min-height: 150px; /* Đảm bảo kích thước tối thiểu */
  object-fit: cover;
  border-radius: 5px;
}

.page-contact__channel-title {
  color: var(--page-contact-gold-color);
  font-size: 1.4em;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-contact__channel-text {
  color: var(--page-contact-text-secondary);
  font-size: 0.95em;
  margin-bottom: 20px;
}

.page-contact__channel-contact-info {
  color: var(--page-contact-text-main);
  margin-bottom: 10px;
  font-size: 1em;
}

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

.page-contact__contact-link:hover {
  color: var(--page-contact-glow-color);
  text-decoration: underline;
}

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

.page-contact__social-link {
  color: var(--page-contact-text-main);
  background-color: var(--page-contact-primary-color);
  padding: 8px 15px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 500;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.page-contact__social-link:hover {
  background-color: var(--page-contact-glow-color);
  color: var(--page-contact-background);
}

/* FAQ Section */
.page-contact__faq-section {
  padding: 60px 0;
  background-color: var(--page-contact-background);
}

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

.page-contact__faq-item {
  background-color: var(--page-contact-card-bg);
  border: 1px solid var(--page-contact-border-color);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  color: var(--page-contact-text-main);
}

.page-contact__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-weight: 600;
  font-size: 1.1em;
  cursor: pointer;
  background-color: var(--page-contact-deep-green); /* Nền đậm hơn cho câu hỏi */
  color: var(--page-contact-gold-color);
  transition: background-color 0.3s ease;
}

.page-contact__faq-question:hover {
  background-color: var(--page-contact-primary-color);
  color: #ffffff;
}

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

.page-contact__faq-item[open] .page-contact__faq-question {
  background-color: var(--page-contact-primary-color);
  color: #ffffff;
}

.page-contact__faq-item[open] .page-contact__faq-toggle {
  color: #ffffff;
}

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

.page-contact__faq-answer p {
  margin: 0;
}

/* Commitment Section */
.page-contact__commitment-section {
  padding: 60px 0;
  background-color: var(--page-contact-primary-color); /* Nền xanh lá cây */
  color: #ffffff; /* Chữ trắng trên nền xanh */
  text-align: center;
}

.page-contact__commitment-section .page-contact__section-title {
  color: #ffffff; /* Tiêu đề trắng */
}

.page-contact__commitment-section .page-contact__section-description {
  color: rgba(255, 255, 255, 0.8);
}

.page-contact__commitment-list {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  text-align: left;
}

.page-contact__commitment-list li {
  background-color: rgba(0, 0, 0, 0.2); /* Nền hơi trong suốt */
  padding: 15px 20px;
  border-radius: 8px;
  border-left: 5px solid var(--page-contact-gold-color);
  font-size: 1em;
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Contact Form Section */
.page-contact__contact-form-section {
  padding: 60px 0;
  background-color: var(--page-contact-background);
}

.page-contact__contact-form-section .page-contact__container {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

.page-contact__form-content {
  flex: 1;
  min-width: 0; /* Cho phép co lại */
}

.page-contact__form-image-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 200px; /* Đảm bảo kích thước tối thiểu */
  min-height: 200px; /* Đảm bảo kích thước tối thiểu */
}

.page-contact__form-illustration-image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  min-width: 200px; /* Đảm bảo kích thước tối thiểu */
  min-height: 150px; /* Đảm bảo kích thước tối thiểu */
  object-fit: cover;
}

.page-contact__contact-form {
  margin-top: 30px;
  background-color: var(--page-contact-card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--page-contact-border-color);
}

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

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

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

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

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

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-contact__hero-content {
    padding: 30px;
  }

  .page-contact__main-title {
    font-size: clamp(1.8em, 4vw, 2.5em); /* Sử dụng clamp cho tiêu đề chính */
  }

  .page-contact__section-title {
    font-size: clamp(1.6em, 3.5vw, 2.2em);
  }

  .page-contact__contact-form-section .page-contact__container {
    flex-direction: column;
    align-items: center;
  }

  .page-contact__form-image-wrapper {
    margin-top: 40px;
    width: 100%;
    max-width: 600px;
  }
}

@media (max-width: 768px) {
  .page-contact__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important; /* Đảm bảo top padding nhỏ */
  }

  .page-contact__hero-content {
    padding: 20px;
  }

  .page-contact__main-title {
    font-size: clamp(1.6em, 6vw, 2em); /* Điều chỉnh kích thước font cho di động */
  }

  .page-contact__hero-description {
    font-size: 1em;
  }

  .page-contact__cta-buttons {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    padding: 0 15px;
  }

  .page-contact__btn-primary,
  .page-contact__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-contact__channels-section,
  .page-contact__faq-section,
  .page-contact__commitment-section,
  .page-contact__contact-form-section {
    padding: 40px 0;
  }

  .page-contact__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-contact__section-title {
    font-size: clamp(1.4em, 5vw, 1.8em);
  }

  .page-contact__section-description {
    margin-bottom: 30px;
  }

  .page-contact__channels-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-contact__channel-card {
    padding: 20px;
  }

  .page-contact__channel-icon {
    max-width: 250px !important; /* Giữ kích thước hợp lý trên mobile */
    min-width: 200px !important;
    min-height: 150px !important;
    width: 100% !important;
    height: auto !important;
    margin: 0 auto 20px auto;
  }

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

  .page-contact__faq-answer {
    padding: 10px 20px 15px 20px;
  }

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

  .page-contact img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-contact__section,
  .page-contact__card,
  .page-contact__container,
  .page-contact__contact-form-section .page-contact__form-content,
  .page-contact__form-image-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
}

@media (max-width: 480px) {
  .page-contact__hero-section {
    padding: 30px 10px;
    padding-top: 10px !important;
  }
  .page-contact__hero-content {
    padding: 15px;
  }
  .page-contact__main-title {
    font-size: clamp(1.4em, 7vw, 1.8em);
  }
  .page-contact__cta-buttons {
    padding: 0 10px;
  }
  .page-contact__section-title {
    font-size: clamp(1.2em, 6vw, 1.6em);
  }
  .page-contact__container {
    padding: 0 10px;
  }
}

/* Ensure all content images are responsive and not smaller than 200x200px */
.page-contact img {
  min-width: 200px;
  min-height: 200px;
  object-fit: cover; /* Ensures images fill their space without distortion */
  max-width: 100%;
  height: auto;
}