body {
    margin: 0;
    padding: 0;
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Microsoft YaHei", sans-serif;
    background-color: #f5f6f8;
    color: #333;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
.focuscontainer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 10px;
    box-sizing: border-box;
}
.focusheader {
    background-color: #118cf2;
    border-bottom: 2px solid #0076db;
    position: sticky;
    top: 0;
    z-index: 999;
}
.focusheader .focusinner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    height: 56px;
}
.focuslogo img {
    height: 24px;
    vertical-align: middle;
    filter: brightness(0) invert(1);
}
.focusnav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 20px;
}
.focusnav li a {
    color: #e0f0ff;
    text-decoration: none;
    font-size: 14px;
    font-weight: bold;
    transition: color 0.2s;
}
.focusnav li a:hover, .focusnav li a.focusactive {
    color: #ffffff;
    border-bottom: 2px solid #ffffff;
    padding-bottom: 16px;
}
.focusnoticebar {
    background-color: #ffffff;
    border: 1px solid #e3e4e6;
    padding: 10px 15px;
    margin: 10px auto 20px;
    border-radius: 4px;
    font-size: 13px;
    color: #666;
    display: flex;
    align-items: center;
}
.focusnoticebar::before {
    content: "公告";
    background-color: #118cf2;
    color: #fff;
    padding: 2px 6px;
    font-size: 11px;
    border-radius: 2px;
    margin-right: 10px;
}
.focussectitle {
    font-size: 15px;
    font-weight: bold;
    color: #111;
    margin: 25px 0 15px;
    border-left: 3px solid #118cf2;
    padding-left: 10px;
    text-transform: uppercase;
}
.focusgridone {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr;
    gap: 20px;
    margin-bottom: 25px;
}
.focusoneleft, .focusoneright, .focusonemid {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.focusonetitle {
    font-size: 13px;
    font-weight: bold;
    color: #118cf2;
    border-bottom: 1px solid #e3e4e6;
    padding-bottom: 10px;
    margin-bottom: 10px;
}
.focusonerow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed #f0f0f0;
}
.focusonerow:last-child {
    border-bottom: none;
}
.focusonerow img {
    width: 24px;
    height: 24px;
    object-fit: cover;
    border-radius: 2px;
    margin-right: 10px;
}
.focusonename {
    font-size: 12px;
    color: #333;
    text-decoration: none;
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.focusoneprice {
    color: #118cf2;
    font-weight: bold;
}
.focusgridtwo {
    display: grid;
    grid-template-columns: 3fr 1.2fr;
    gap: 20px;
    margin-bottom: 25px;
}
.focustwoleft, .focustworight {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.focustwogrid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}
.focuscardtwo {
    background: #ffffff;
    border: 1px solid #f0f0f0;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    border-radius: 4px;
    transition: transform 0.2s;
}
.focuscardtwo:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}
.focuscardtwo img {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 2px;
    flex-shrink: 0;
}
.focustwodetail {
    overflow: hidden;
}
.focustwoname {
    font-size: 13px;
    color: #333;
    font-weight: bold;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.focustwoprice {
    color: #118cf2;
    font-weight: bold;
    font-size: 12px;
}
.focustworow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed #f0f0f0;
}
.focustworow:last-child {
    border-bottom: none;
}
.focustworow img {
    width: 24px;
    height: 24px;
    object-fit: cover;
    border-radius: 2px;
    margin-right: 10px;
}
.focustwolink {
    font-size: 12px;
    color: #555;
    text-decoration: none;
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.focustwolink:hover {
    color: #118cf2;
}
.focusgridthree {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 25px;
}
.focuscardthree {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    padding: 10px;
    text-decoration: none;
    border-radius: 4px;
    text-align: center;
    display: block;
}
.focuscardthree img {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 2px;
    margin-bottom: 8px;
}
.focustitlethree {
    font-size: 12px;
    color: #555;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.focuspricethree {
    color: #118cf2;
    font-weight: bold;
    margin-top: 6px;
}
.focusgridfour {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.focusfourcol {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.focusrankitem {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    padding: 8px 0;
    border-bottom: 1px dashed #f0f0f0;
}
.focusrankitem:last-child {
    border-bottom: none;
}
.focusranknum {
    background: #118cf2;
    color: #fff;
    font-size: 11px;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
}
.focusranktext {
    font-size: 12px;
    color: #555;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.focusdetailwrap {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-top: 20px;
}
.focuscard {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 20px;
}
.focusprodtitle {
    font-size: 20px;
    font-weight: bold;
    color: #111;
    margin-bottom: 12px;
}
.focusmeta {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: #888;
    border-bottom: 1px dashed #e3e4e6;
    padding-bottom: 10px;
    margin-bottom: 20px;
}
.focusfield {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}
.focusfield label {
    width: 100px;
    font-size: 13px;
    color: #555;
}
.focusfield input, .focusfield select {
    flex: 1;
    height: 38px;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 0 10px;
    outline: none;
    box-sizing: border-box;
}
.focusfield input:focus {
    border-color: #118cf2;
}
.focusbuybtn {
    width: 100%;
    height: 44px;
    background: #118cf2;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
}
.focusbuybtn:hover {
    background: #0076db;
}
.focusfooter {
    background: #1a1a1a;
    border-top: 3px solid #118cf2;
    padding: 30px 0;
    text-align: center;
    margin-top: 40px;
}
.focusfooterlinks {
    margin-bottom: 12px;
}
.focusfooterlinks a {
    color: #bbb;
    text-decoration: none;
    font-size: 13px;
    margin: 0 10px;
}
.focusfooterlinks a:hover {
    color: #ffffff;
}
.focuscopyright {
    color: #777;
    font-size: 11px;
}
.focusorderbox {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 12px;
}
.focuskami {
    color: #2fba2f;
    font-weight: bold;
}
@media (max-width: 768px) {
    .focusgridone { grid-template-columns: 1fr; }
    .focusgridtwo { grid-template-columns: 1fr; }
    .focusgridthree { grid-template-columns: repeat(2, 1fr); }
    .focusgridfour { grid-template-columns: repeat(2, 1fr); }
    .focusdetailwrap { grid-template-columns: 1fr; }
}