/* style/contact-us.css */

/* Root variables for consistent theming */
:root {
    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --accent-color: #EA7C07; /* For login/promotional buttons */
    --text-dark: #333333;
    --text-light: #ffffff;
    --bg-light: #f8f8f8;
    --border-color: #e0e0e0;
}

/* Base styles for the contact us page */
.page-contact-us {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark); /* Default text color for light backgrounds */
    background-color: var(--secondary-color); /* Matches body background from shared.css */
    padding-top: var(--header-offset, 120px); /* Ensure content is below fixed header */
}

.page-contact-us__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.page-contact-us__section-title {
    font-size: 2.5em;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 20px;
    font-weight: bold;
    line-height: 1.2;
}

.page-contact-us__section-description {
    font-size: 1.1em;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: #555;
}

/* Hero Section */
.page-contact-us__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, rgba(255,255,255,0.8) 100%); /* Blend with white */
    overflow: hidden; /* Ensure image doesn't overflow */
}

.page-contact-us__hero-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2; /* Ensure content is above image overlay if any */
}

.page-contact-us__hero-image {
    width: 100%;
    margin-bottom: 30px;
    max-height: 500px; /* Limit height for hero image */
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-contact-us__hero-image img {
    width: 100%;
    height: 100%; /* Make image fill container */
    max-width: 100%;
    display: block;
    object-fit: cover; /* Cover the container, cropping if necessary */
    border-radius: 12px;
}

.page-contact-us__hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    width: 100%;
    color: var(--text-light); /* Light text on potentially darker gradient */
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.page-contact-us__main-title {
    font-size: 3.2em;
    margin-bottom: 15px;
    color: var(--text-light);
    font-weight: 700;
}

.page-contact-us__intro-description {
    font-size: 1.3em;
    max-width: 900px;
    margin: 0 auto 30px auto;
    color: var(--text-light);
}

.page-contact-us__cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.page-contact-us__cta-button {
    display: inline-block;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word; /* Break long words */
    max-width: 100%; /* Ensure button adapts to container */
    box-sizing: border-box;
}

.page-contact-us__btn-primary {
    background: var(--accent-color); /* Login color */
    color: var(--text-light);
    border: 2px solid var(--accent-color);
}

.page-contact-us__btn-primary:hover {
    background: #c26506; /* Darken accent color */
    border-color: #c26506;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.page-contact-us__btn-secondary {
    background: var(--primary-color);
    color: var(--text-light);
    border: 2px solid var(--primary-color);
}

.page-contact-us__btn-secondary:hover {
    background: #1f89bb; /* Darken primary color */
    border-color: #1f89bb;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

/* Contact Information Section */
.page-contact-us__info-section {
    padding: 80px 20px;
    background-color: var(--secondary-color); /* Light background */
    color: var(--text-dark);
}

.page-contact-us__contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-contact-us__method-card {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.page-contact-us__method-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.page-contact-us__method-card img {
    width: 100%;
    height: 200px; /* Fixed height for consistency */
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 25px;
    max-width: 100%;
    display: block;
}

.page-contact-us__card-title {
    font-size: 1.5em;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 600;
}

.page-contact-us__card-description {
    font-size: 1em;
    color: #666;
    margin-bottom: 20px;
}

.page-contact-us__btn-link {
    display: inline-block;
    padding: 10px 25px;
    background: var(--primary-color);
    color: var(--text-light);
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
    box-sizing: border-box;
}

.page-contact-us__btn-link:hover {
    background: #1f89bb; /* Darken primary color */
}

.page-contact-us__email {
    font-size: 1.1em;
    font-weight: bold;
    color: var(--accent-color);
    margin-top: 10px;
}

.page-contact-us__social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.page-contact-us__social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: #f0f0f0;
    color: var(--primary-color);
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.2em;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.page-contact-us__social-icon:hover {
    background: var(--primary-color);
    color: var(--text-light);
}

/* Commitment Section */
.page-contact-us__commitment-section {
    padding: 80px 20px;
    background-color: var(--primary-color); /* Dark background */
    color: var(--text-light); /* Light text */
    text-align: center;
}

.page-contact-us__commitment-section .page-contact-us__section-title,
.page-contact-us__commitment-section .page-contact-us__section-description {
    color: var(--text-light);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.page-contact-us__commitment-list {
    list-style: none;
    padding: 0;
    max-width: 800px;
    margin: 40px auto;
    text-align: left;
}

.page-contact-us__commitment-list li {
    background: rgba(255, 255, 255, 0.1);
    margin-bottom: 15px;
    padding: 15px 25px;
    border-radius: 8px;
    font-size: 1.1em;
    color: var(--text-light);
    border-left: 5px solid var(--accent-color);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.page-contact-us__commitment-list li strong {
    color: var(--accent-color);
}

/* FAQ Section */
.page-contact-us__faq-section {
    padding: 80px 20px;
    background-color: var(--bg-light); /* Slightly off-white background */
    color: var(--text-dark);
}

.page-contact-us__faq-list {
    max-width: 900px;
    margin: 50px auto 0 auto;
}

/* FAQ容器样式 */
.page-contact-us__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* FAQ默认状态 - 答案隐藏 */
.page-contact-us__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 25px;
  opacity: 0;
}

/* FAQ展开状态 - 🚨 使用!important và đủ lớn max-height để đảm bảo mở rộng */
.page-contact-us__faq-item.active .page-contact-us__faq-answer {
  max-height: 2000px !important; /* 🚨 Sử dụng!important để đảm bảo ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
  padding: 20px 25px !important;
  opacity: 1;
  background: #fdfdfd;
  border-radius: 0 0 8px 8px;
  border-top: 1px solid var(--border-color);
}

/* Vấn đề kiểu dáng */
.page-contact-us__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-contact-us__faq-item.active .page-contact-us__faq-question {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    border-bottom-color: transparent;
}

.page-contact-us__faq-question:hover {
  background: #f5f5f5;
  border-color: #d0d0d0;
}

.page-contact-us__faq-question:active {
  background: #eeeeee;
}

/* Kiểu dáng tiêu đề câu hỏi */
.page-contact-us__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.15em;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none; /* Ngăn thẻ h3 chặn sự kiện click */
  color: var(--primary-color);
}

/* Biểu tượng chuyển đổi */
.page-contact-us__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: #666;
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 20px;
  pointer-events: none; /* Ngăn biểu tượng chặn sự kiện click */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.page-contact-us__faq-item.active .page-contact-us__faq-toggle {
  color: var(--accent-color);
  transform: rotate(45deg); /* Biểu tượng dấu cộng xoay để tạo thành dấu 'x' hoặc 'trừ' trực quan */
}

/* Explore More Section */
.page-contact-us__explore-more-section {
    padding: 80px 20px;
    background-color: var(--primary-color);
    color: var(--text-light);
    text-align: center;
}

.page-contact-us__explore-more-section .page-contact-us__section-title,
.page-contact-us__explore-more-section .page-contact-us__section-description {
    color: var(--text-light);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.page-contact-us__explore-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.page-contact-us__explore-button {
    display: inline-block;
    padding: 15px 30px;
    background: var(--accent-color); /* Use accent color for visibility */
    color: var(--text-light);
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1.1em;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    white-space: normal;
    word-wrap: break-word;
    max-width: 100%;
    box-sizing: border-box;
}

.page-contact-us__explore-button:hover {
    background: #c26506; /* Darken accent color */
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

/* --- Responsive Design --- */

/* Tablet and Mobile adjustments */
@media (max-width: 1024px) {
    .page-contact-us__main-title {
        font-size: 2.8em;
    }
    .page-contact-us__intro-description {
        font-size: 1.2em;
    }
    .page-contact-us__section-title {
        font-size: 2em;
    }
    .page-contact-us__contact-methods {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .page-contact-us {
        padding-top: var(--header-offset, 120px) !important; /* Mobile header offset */
        font-size: 15px;
    }

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

    .page-contact-us__hero-section {
        padding: 40px 15px;
    }

    .page-contact-us__hero-image {
        margin-bottom: 20px;
        max-height: 300px;
    }

    .page-contact-us__hero-image img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        border-radius: 8px;
    }

    .page-contact-us__hero-content {
        padding: 0 10px;
    }

    .page-contact-us__main-title {
        font-size: 2em;
        margin-bottom: 10px;
    }

    .page-contact-us__intro-description {
        font-size: 1em;
        margin-bottom: 20px;
    }

    .page-contact-us__cta-buttons {
        flex-direction: column;
        gap: 15px;
        margin-top: 20px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px; /* Add padding to container */
        padding-right: 15px; /* Add padding to container */
    }

    .page-contact-us__cta-button {
        padding: 12px 25px;
        font-size: 1em;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

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

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

    .page-contact-us__info-section,
    .page-contact-us__commitment-section,
    .page-contact-us__faq-section,
    .page-contact-us__explore-more-section {
        padding: 50px 15px;
    }

    .page-contact-us__contact-methods {
        grid-template-columns: 1fr; /* Single column on mobile */
        gap: 20px;
        margin-top: 30px;
    }

    .page-contact-us__method-card {
        padding: 25px;
    }

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

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

    .page-contact-us__card-description {
        font-size: 0.95em;
    }

    .page-contact-us__btn-link {
        padding: 8px 20px;
        font-size: 0.9em;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    .page-contact-us__commitment-list {
        margin: 30px auto;
    }

    .page-contact-us__commitment-list li {
        font-size: 1em;
        padding: 12px 20px;
    }

    .page-contact-us__faq-question {
        padding: 15px 20px;
    }

    .page-contact-us__faq-question h3 {
        font-size: 1em;
    }

    .page-contact-us__faq-toggle {
        font-size: 24px;
        width: 28px;
        height: 28px;
    }

    .page-contact-us__faq-item.active .page-contact-us__faq-answer {
        padding: 15px 20px !important;
    }

    .page-contact-us__explore-links {
        flex-direction: column;
        gap: 15px;
        margin-top: 30px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px; /* Add padding to container */
        padding-right: 15px; /* Add padding to container */
    }

    .page-contact-us__explore-button {
        padding: 12px 25px;
        font-size: 1em;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
    }

    /* All img tags in content area must be responsive */
    .page-contact-us img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        box-sizing: border-box; /* Ensure padding/border is included in width */
    }

    /* All sections/divs containing images must handle overflow */
    .page-contact-us__hero-section,
    .page-contact-us__info-section,
    .page-contact-us__commitment-section,
    .page-contact-us__faq-section,
    .page-contact-us__explore-more-section,
    .page-contact-us__contact-methods,
    .page-contact-us__method-card {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow-x: hidden; /* Prevent horizontal scroll */
    }
}

/* Ensure text contrast for specific backgrounds */
.page-contact-us__dark-bg {
    background: var(--primary-color);
    color: var(--text-light); /* White text on primary color */
}

.page-contact-us__light-bg {
    background: var(--secondary-color);
    color: var(--text-dark); /* Dark text on white background */
}

/* Ensure all links inside the main content are readable */
.page-contact-us a {
    color: var(--primary-color);
    text-decoration: underline;
}
.page-contact-us a:hover {
    color: #1f89bb; /* Darken primary color */
}

/* Specific contrast fixes */
.page-contact-us__contrast-fix {
  background: #ffffff !important;
  color: #333333 !important;
  border: 1px solid #e0e0e0 !important;
}

.page-contact-us__text-contrast-fix {
  color: #333333 !important;
  text-shadow: none !important;
}