.annual-report-page {
    padding-top: 100px;
    padding-bottom: 50px;
}

.annual-report-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.annual-report-content .page-title {
    text-align: left;
    font-size: 2rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #ff6a00;
}

.annual-report-layout {
    display: flex;
    gap: 30px;
    margin-top: 10px;
}

.annual-report-sidebar {
    flex: 0 0 220px;
    background: #fff;
    border: 1px solid #ebebeb;
    border-radius: 10px;
    overflow: hidden;
    height: fit-content;
    position: sticky;
    top: 100px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.annual-report-sidebar-header {
    background: #fff;
    color: #ff6a00;
    padding: 18px 20px 14px;
    font-size: 1.05rem;
    font-weight: 700;
    text-align: left;
    border-bottom: 2px solid #ff6a00;
}

.annual-report-year-list {
    list-style: none;
    margin: 0;
    padding: 6px 0;
}

.annual-report-year-list li button {
    display: block;
    width: 100%;
    border: none;
    border-bottom: 1px solid #f0f0f0;
    background: transparent;
    text-align: left;
    padding: 14px 20px;
    font-size: 1rem;
    font-weight: 500;
    color: #555;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
    font-family: inherit;
}

.annual-report-year-list li:last-child button {
    border-bottom: none;
}

.annual-report-year-list li button:hover {
    background: #fff7f0;
    color: #ff6a00;
}

.annual-report-year-list li button.active {
    background: #fff7f0;
    color: #ff6a00;
    font-weight: 700;
    border-left: 4px solid #ff6a00;
    padding-left: 16px;
}

.annual-report-main {
    flex: 1;
    min-width: 0;
}

.annual-report-images {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.annual-report-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.annual-report-empty {
    padding: 48px 24px;
    text-align: center;
    color: #888;
    background: #fafafa;
    border: 1px dashed #ddd;
    border-radius: 8px;
    font-size: 1rem;
}

@media (max-width: 768px) {
    .annual-report-page {
        padding-top: 120px;
    }

    .annual-report-layout {
        flex-direction: column;
    }

    .annual-report-sidebar {
        position: static;
        flex: none;
        width: 100%;
    }

    .annual-report-year-list {
        display: flex;
    }

    .annual-report-year-list li {
        flex: 1;
    }

    .annual-report-year-list li button {
        text-align: center;
        border-bottom: none;
        border-right: 1px solid #eee;
    }

    .annual-report-year-list li:last-child button {
        border-right: none;
    }

    .annual-report-year-list li button.active {
        border-left: none;
        border-bottom: 3px solid #ff6a00;
        padding-left: 20px;
    }
}