/* Shared styles for the entire website */
body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f8f8f8;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: #007bff;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    text-decoration: underline;
    color: #0056b3;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease, border-color 0.3s ease;
    text-align: center;
}

.btn-primary {
    background-color: #007bff;
    color: white;
    border: 1px solid #007bff;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
    border: 1px solid #6c757d;
}

.btn-secondary:hover {
    background-color: #5a6268;
    border-color: #5a6268;
}

/* Header Specific Styles */
.main-header {
    background-color: #fff;
    border-bottom: 1px solid #eee;
    padding: 15px 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.logo img {
    display: block;
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
}

.main-nav ul li {
    margin-left: 25px;
}

.main-nav ul li a {
    font-weight: bold;
    color: #333;
    padding: 5px 0;
    display: block;
}

.main-nav ul li a:hover {
    color: #007bff;
    text-decoration: none;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.search-box {
    display: flex;
    align-items: center;
    border: 1px solid #ccc;
    border-radius: 5px;
    overflow: hidden;
    margin-left: 20px;
}

.search-box input {
    border: none;
    padding: 8px 10px;
    outline: none;
    flex-grow: 1;
    font-size: 14px;
}

.search-box .search-btn {
    background-color: #f0f0f0;
    border: none;
    padding: 8px 12px;
    cursor: pointer;
}

.search-box .search-btn i {
    color: #555;
}

.header-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    border-top: 1px solid #f0f0f0;
    flex-wrap: wrap;
    margin-top: 15px;
}

.header-bottom p {
    flex: 1;
    min-width: 300px;
    margin-right: 20px;
    color: #555;
    font-size: 0.95em;
}

.secondary-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
}

.secondary-nav ul li {
    margin-left: 15px;
}

.secondary-nav ul li a {
    color: #666;
    font-size: 0.9em;
}

/* Footer Specific Styles */
.main-footer {
    background-color: #222;
    color: #ccc;
    padding: 40px 0;
    font-size: 0.9em;
}

.footer-widgets {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 30px;
    gap: 20px;
}

.footer-widgets .widget {
    flex: 1;
    min-width: 200px;
    margin-bottom: 20px;
}

.footer-widgets .widget h3 {
    color: #fff;
    font-size: 1.1em;
    margin-bottom: 15px;
    border-bottom: 1px solid #444;
    padding-bottom: 8px;
}

.footer-widgets .widget ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-widgets .widget ul li {
    margin-bottom: 8px;
}

.footer-widgets .widget ul li a {
    color: #ccc;
    transition: color 0.3s ease;
}

.footer-widgets .widget ul li a:hover {
    color: #007bff;
    text-decoration: none;
}

.social-media ul {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-media ul li a {
    font-size: 1.2em;
}

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    margin-bottom: 10px;
    line-height: 1.6;
}

.footer-bottom a {
    color: #007bff;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .header-top, .header-bottom, .footer-widgets {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav ul, .secondary-nav ul, .header-actions {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        margin-top: 10px;
    }

    .main-nav ul li, .secondary-nav ul li {
        margin-left: 0;
        margin-bottom: 8px;
    }

    .search-box {
        margin-left: 0;
        width: 100%;
    }

    .header-bottom p {
        margin-right: 0;
        margin-bottom: 15px;
    }

    .footer-widgets .widget {
        min-width: unset;
        width: 100%;
        margin-right: 0;
    }
}
/* 移动端内容区防溢出（系统追加，请勿删除） */
@media (max-width: 768px) {
  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }
  body {
    overflow-x: hidden;
  }
}