/* Shared Header & Top Bar Styles (BEM-friendly, compatible with existing classes) */
/* Top bar */
.top-bar { background-color: var(--primary-dark); color: var(--white); padding: 8px 0; font-size: 14px; }
.top-bar .container { display: flex; justify-content: space-between; align-items: center; }
.contact-info span { margin-right: 20px; }
.contact-info i { margin-right: 5px; color: var(--secondary-color); }
.social-links a { color: var(--white); margin-left: 15px; font-size: 16px; }
.social-links a:hover { color: var(--secondary-color); }

/* Header (unified to index.html visual) */
.header { background: #009DB5; padding: 15px 0; box-shadow: 0 2px 4px rgba(0,0,0,0.1); position: relative; z-index: 100; }
.header-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 0 20px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo img { height: 40px; width: auto; }
.logo-text { font-size: 24px; font-weight: bold; color: white; }
.nav-menu { flex: 1; margin: 0 30px; }
.main-menu { display: flex; list-style: none; justify-content: center; margin: 0; padding: 0; }
.main-menu li { position: relative; }
.main-menu li a { display: block; padding: 10px 12px; color: white; text-decoration: none; font-size: 16px; font-weight: 500; transition: all 0.3s ease; }
.main-menu li a:hover, .main-menu li a.active { color: #B8E6F0; background: rgba(255,255,255,0.1); border-radius: 4px; }
.main-menu li a.active:after { content: ''; position: absolute; bottom: 0; left: 20%; width: 60%; height: 3px; background: white; }

/* Search box - 旧版简单搜索框（保留兼容） */
.search-box { display: flex; align-items: center; background: white; border: 1px solid #007A8C; border-radius: 20px; padding: 8px 15px; width: 250px; }
.search-box input { border: none; background: none; outline: none; flex: 1; padding: 5px; font-size: 14px; }
.search-box button { background: none; border: none; color: #666; cursor: pointer; padding: 5px; }
.top-bar .search-box { width: 200px; border-radius: 4px; padding: 4px 10px; border: 1px solid #e1e8ed; background: #fff; }
.top-bar .search-box input { font-size: 13px; width: 160px; }

/* ===== 新增：带类型选择的搜索表单样式 ===== */
.search-form {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-form select {
    padding: 6px 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background-color: white;
    font-size: 14px;
    min-width: 80px;
    cursor: pointer;
    transition: border-color 0.3s;
}

.search-form select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-form input[type="text"] {
    padding: 6px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    width: 200px;
    transition: border-color 0.3s;
}

.search-form input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-form .search-btn {
    padding: 6px 15px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.search-form .search-btn:hover {
    background-color: var(--primary-dark);
}

/* 顶部栏中的搜索表单 */
.top-bar .search-form {
    gap: 6px;
}

.top-bar .search-form select {
    padding: 4px 8px;
    font-size: 13px;
    min-width: 70px;
}

.top-bar .search-form input[type="text"] {
    padding: 4px 10px;
    font-size: 13px;
    width: 160px;
}

.top-bar .search-form .search-btn {
    padding: 4px 12px;
    font-size: 13px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .search-form {
        flex-direction: column;
        align-items: stretch;
    }

    .search-form select,
    .search-form input[type="text"],
    .search-form .search-btn {
        width: 100%;
    }

    .top-bar .search-form {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .top-bar .search-form select,
    .top-bar .search-form input[type="text"],
    .top-bar .search-form .search-btn {
        width: auto;
        flex: 1;
    }
}