/* ===== 顶部头部 ===== */
.header-top {
    background-color: #fff;
    padding: 18px 0;
    border-bottom: 1px solid #eee;
}
.logo-wrap {
    display: flex;
    align-items: center;
}
.logo-text h1 {
    font-size: 22px;
    font-weight: 600;
    margin: 0;
    color: #333;
    line-height: 1.2;
    white-space: nowrap;
}
.logo-text p {
    font-size: 12px;
    color: #666;
    margin: 2px 0 0 0;
    letter-spacing: 0.5px;
}
.search-box {
    position: relative;
    width: 380px;
    max-width: 100%;
}
.search-box input {
    width: 100%;
    height: 38px;
    border: 1px solid #ddd;
    border-radius: 2px;
    padding: 0 40px 0 15px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
}
.search-box input:focus {
    border-color: #f78b28;
}
.search-box button {
    position: absolute;
    right: 0;
    top: 0;
    height: 38px;
    width: 42px;
    border: none;
    background: transparent;
    color: #999;
    cursor: pointer;
    font-size: 16px;
    transition: color 0.3s;
}
.search-box button:hover {
    color: #f78b28;
}
.service-tel {
    display: flex;
    align-items: center;
    font-size: 16px;
    color: #666;
    white-space: nowrap;
}
.service-tel i {
    color: #f78b28;
    margin-right: 8px;
    font-size: 22px;
}
.service-tel strong {
    color: #f78b28;
    font-weight: 700;
    margin-left: 6px;
    font-size: 20px;
}
.header-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}
.header-right .navbar-toggler {
    border: none;
    padding: 4px;
    box-shadow: none;
}
.header-right .navbar-toggler:focus {
    box-shadow: none;
}

@media (max-width: 991.98px) {
    .header-top .container .row {
        display: flex;
        flex-wrap: nowrap;
        align-items: center;
    }
    .header-top .row>div {
        width: 33.333%;
        flex: 0 0 33.333%;
    }
    .logo-text h1 {
        line-height: 1.3;
        white-space: normal;
        font-size: 16px;
    }
    .logo-text p {
        display: none;
    }
    .logo-wrap {
        justify-content: flex-start;
    }
    .col-lg-6 {
        display: flex !important;
        justify-content: center;
    }
    .service-tel {
        justify-content: center;
        font-size: 13px;
    }
    .service-tel i {
        display: none;
    }
    .service-tel strong {
        font-size: 15px;
    }
    .service-tel span {
        display: none;
    }
    .col-6.col-lg-3 {
        display: flex;
        justify-content: flex-end;
    }
    .header-right {
        gap: 0;
    }
    .header-right .service-tel {
        display: none;
    }
}

@media (max-width: 768px) {
    .header-top {
        padding: 12px 0;
    }
    .logo-text h1 {
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .logo-text h1 {
        font-size: 17px;
    }
    .service-tel strong {
        font-size: 20px;
    }
}