.main-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
    min-height: calc(100vh - 250px);
}

.page-header {
    text-align: center;
    margin-bottom: 50px;
}

.page-header h1 {
    font-size: 2.5rem;
    color: #203a6c;
    margin-bottom: 12px;
    font-weight: 700;
}

.page-header p {
    font-size: 1.05rem;
    color: #6c757d;
    max-width: 700px;
    margin: 0 auto;
}

.events-section {
    margin-bottom: 60px;
}

.section-title-box {
    margin-bottom: 25px;
}

.section-title-box h2 {
    font-size: 1.8rem;
    color: #203a6c;
    margin-bottom: 8px;
    font-weight: 600;
}

.section-title-box p {
    font-size: 0.95rem;
    color: #6c757d;
}

.upcoming-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    align-items: stretch;
}

.calendar-wrapper {
    background-color: #f8f9fa;
    border: 1px solid #e1e4e8;
    border-radius: 8px;
    padding: 15px;
}

.calendar-wrapper iframe {
    border-radius: 6px;
    width: 100%;
}

.upcoming-highlight {
    background-color: #f8f9fa;
    border: 1px solid #e1e4e8;
    border-left: 5px solid #203a6c;
    border-radius: 8px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.upcoming-highlight h3 {
    font-size: 1.1rem;
    color: #203a6c;
    margin-bottom: 15px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.highlight-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.highlight-img-container {
    width: 100%;
    height: 180px;
    background-color: #e1e4e8;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 5px;
}

.highlight-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.event-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: #8494ae;
    text-transform: uppercase;
}

.highlight-card h4 {
    font-size: 1.2rem;
    color: #203a6c;
}

.highlight-card p {
    font-size: 0.95rem;
    color: #555c68;
    line-height: 1.5;
}

.event-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 15px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #203a6c;
    text-decoration: none;
}

.event-btn:hover {
    color: #8494ae;
    transform: translateX(4px);
}

.annual-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.annual-card {
    background-color: #ffffff;
    border: 1px solid #e1e4e8;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.annual-img-container {
    width: 100%;
    height: 240px;
    background-color: #e1e4e8;
    overflow: hidden;
    position: relative;
}

.annual-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.annual-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    gap: 12px;
}

.annual-content h3 {
    font-size: 1.25rem;
    color: #203a6c;
    font-weight: 700;
}

.annual-content p {
    font-size: 0.95rem;
    color: #555c68;
    line-height: 1.6;
    flex-grow: 1;
}

.annual-action {
    margin-top: 8px;
}

.event-action-btn {
    display: inline-block;
    background-color: #203a6c;
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
}

.event-action-btn:hover {
    background-color: #284785;
    transform: translateY(-2px);
    color: #ffffff;
}

body.dark-mode .page-header h1,
body.dark-mode .section-title-box h2,
body.dark-mode .upcoming-highlight h3,
body.dark-mode .highlight-card h4,
body.dark-mode .annual-content h3 {
    color: #ffffff;
}

body.dark-mode .page-header p,
body.dark-mode .section-title-box p,
body.dark-mode .highlight-card p,
body.dark-mode .annual-content p {
    color: #8494ae;
}

body.dark-mode .calendar-wrapper,
body.dark-mode .upcoming-highlight,
body.dark-mode .annual-card {
    background-color: #121212;
    border-color: #2a3b5c;
}

body.dark-mode .upcoming-highlight {
    border-left-color: #8494ae;
}

body.dark-mode .event-btn {
    color: #8494ae;
}

body.dark-mode .annual-img-container,
body.dark-mode .highlight-img-container {
    background-color: #1a2639;
}

@media (max-width: 900px) {
    .upcoming-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .annual-grid {
        grid-template-columns: 1fr;
    }
}