/* 搜索框样式 */
.search-box {
    position: relative;
    display: inline-block;
    /* margin-left: 15px; */
    vertical-align: middle;
    margin-top: -11px;
    float: right;
}

.search-btn {
    background: none;
    border: none;
    color: #999;
    cursor: pointer;
    font-size: 18px;
    padding: 5px;
    transition: color 0.3s ease;
    outline: none;
}

.search-btn:hover {
    color: #45B6F7;
}

.search-form {
    position: absolute;
    top: 40px;
    right: 0;
    width: 280px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 100;
    background: #fff;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 10px;
}

.search-box.active .search-form {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-input {
    width: 100%;
    height: 40px;
    padding: 0 45px 0 15px;
    border: 1px solid #e0e0e0;
    border-radius: 20px;
    font-size: 14px;
    color: #333;
    background: #f8f8f8;
    outline: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
}

.search-input:focus {
    border-color: #45B6F7;
    background-color: #fff;
    box-shadow: 0 0 0 3px rgba(69, 182, 247, 0.2), inset 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* 输入框占位符样式 */
.search-input::placeholder {
    color: #999;
    transition: opacity 0.3s ease;
}

.search-input:focus::placeholder {
    opacity: 0.7;
}

.search-submit {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #999;
    cursor: pointer;
    padding: 5px;
    font-size: 16px;
    transition: color 0.3s ease;
    outline: none;
}

.search-submit:hover {
    color: #45B6F7;
}

/* 搜索框动画效果 */
.search-form::before {
    content: '';
    position: absolute;
    top: -6px;
    right: 15px;
    width: 12px;
    height: 12px;
    background: #fff;
    transform: rotate(45deg);
    box-shadow: -1px -1px 2px rgba(0, 0, 0, 0.05);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .search-form {
        width: 240px;
        right: -10px;
    }
}

@media (max-width: 480px) {
    .search-form {
        width: 200px;
        right: -20px;
    }
}

/* 搜索框聚焦状态增强效果 */
.search-box.active .search-input {
    box-shadow: 0 0 0 2px rgba(69, 182, 247, 0.2);
}

/* 搜索按钮激活状态 */
.search-box.active .search-btn {
    color: #45B6F7;
}