#about-hero {
    position: relative;
    width: 100%;
    height: 45vh;
    background-image: url('../images/tupian10.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

#about-hero h1 {
    position: relative;
    z-index: 2;
    color: #ffffff;
    font-family: "Great Vibes", cursive;
    font-size: 4rem;
    margin: 0;
    padding: 0 20px;
}

/* Header Overlap Styles */
#header-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    overflow: visible;
}

#header-placeholder .main-header {
    background-color: transparent;
    box-shadow: none;
}

/* Fix Header Icons Color */
#header-placeholder .fa-bars,
#header-placeholder .fa-times,
#header-placeholder .menu-toggle,
#header-placeholder .close-btn,
#header-placeholder .dropdown-toggle {
    color: #ffffff !important;
}

/* Ensure dropdown menu is clickable on mobile */
#header-placeholder .dropdown-menu,
#header-placeholder .sub-menu {
    z-index: 1001;
    pointer-events: auto;
}

/* Citations Section Styles */
#citations {
    padding: 40px 20px;
    background-color: #f9f9f9;
    text-align: center;
}

.section-header {
    margin-bottom: 30px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: #333;
}

.section-header .underline {
    width: 80px;
    height: 3px;
    background-color: #d32f2f;
    margin: 10px auto;
}

/* Citations Content Styles */
.citations-content {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 40px;
    padding: 20px 0;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

/* Left and Right Citation Sections */
.citation-left {
    flex: 1;
    min-width: 300px;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.citation-right {
    flex: 1;
    min-width: 300px;
    display: flex;
    justify-content: center;
}

.citation-left p {
    text-align: justify;
    margin-bottom: 0;
    font-size: 1.1rem;
    line-height: 1.4;
    color: #555;
}

.citation-left img {
    width: 100%;
    max-width: 100%;
    height: auto;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    border-radius: 4px;
}

.citation-right img {
    width: 100%;
    max-width: 620px;
    height: auto;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    border-radius: 4px;
}


/* Media Query for Mobile */
@media (max-width: 768px) {
    .citations-content {
        flex-direction: column;
    }
}

/* Program Section Styles */
#program {
    padding: 40px 20px;
    text-align: center;
}

.program-container {
    display: flex;
    justify-content: center;
}

.program-container img {
    width: 80%;
    max-width: 800px;
    height: auto;
}

/* Address and Parking Section */
#address-parking {
    padding: 40px 20px;
    background-color: #fff;
    text-align: center; /* Center the content */
}

.guide-subsection {
    max-width: 1200px;
    margin: 40px auto;
}

.guide-subsection h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: #d32f2f;
}

/* Zig-Zag Layout */
.zigzag-container {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.zigzag-item {
    display: flex;
    align-items: center;
    gap: 40px;
}

.zigzag-item:nth-child(even) {
    flex-direction: row-reverse;
}

.zigzag-text {
    flex: 1;
    padding: 20px;
}

.zigzag-text h4 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #333;
}

.zigzag-text p {
    font-size: 1rem;
    line-height: 1.6;
    color: #666;
}

.zigzag-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.zigzag-image img {
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: 250px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Grid Layout */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.grid-item {
    text-align: justify;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.grid-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 15px;
}

.grid-item p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
}

/* Mobile Responsive for ZigZag */
@media (max-width: 768px) {
    .zigzag-item, .zigzag-item:nth-child(even) {
        flex-direction: column;
    }
    
    .zigzag-text, .zigzag-image {
        width: 100%;
    }
}

/* Sponsors Section Styles */
#sponsors {
    padding: 40px 20px;
    background-color: #f9f9f9;
    text-align: center;
}

.sponsors-container {
    display: flex;
    justify-content: center;
}

.sponsors-container img {
    width: 90%;
    max-width: 1000px;
    height: auto;
}