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;
}
.toothcontainer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 10px;
    box-sizing: border-box;
}
.toothheader {
    background-color: #1a1a1a;
    border-bottom: 2px solid #a40000;
    position: sticky;
    top: 0;
    z-index: 999;
}
.toothheader .toothinner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    height: 56px;
}
.toothlogo img {
    height: 24px;
    vertical-align: middle;
}
.toothnav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 20px;
}
.toothnav li a {
    color: #ccc;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}
.toothnav li a:hover, .toothnav li a.toothactive {
    color: #ffffff;
    border-bottom: 2px solid #a40000;
    padding-bottom: 16px;
}
.toothnoticebar {
    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;
}
.toothnoticebar::before {
    content: "公告";
    background-color: #a40000;
    color: #fff;
    padding: 2px 6px;
    font-size: 11px;
    border-radius: 2px;
    margin-right: 10px;
}
.toothsectitle {
    font-size: 15px;
    font-weight: bold;
    color: #1a1a1a;
    margin: 25px 0 15px;
    border-left: 3px solid #a40000;
    padding-left: 10px;
    text-transform: uppercase;
}
.toothgridone {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.toothcardone {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    border-radius: 4px;
    transition: transform 0.2s;
}
.toothcardone:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}
.toothcardone img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}
.toothinfoone {
    overflow: hidden;
}
.toothtitleone {
    font-size: 13px;
    color: #333;
    font-weight: bold;
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.toothpriceone {
    color: #a40000;
    font-weight: bold;
}
.toothgridtwo {
    display: grid;
    grid-template-columns: 1fr 2fr 1.2fr;
    gap: 20px;
    margin-bottom: 25px;
}
.toothsideleft, .toothlistright {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.toothsidetitle, .toothrighttitle {
    font-size: 13px;
    font-weight: bold;
    border-bottom: 1px solid #e3e4e6;
    padding-bottom: 10px;
    margin-bottom: 10px;
    color: #a40000;
}
.toothsidecard {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    padding: 8px 0;
    border-bottom: 1px dashed #f0f0f0;
}
.toothsidecard:last-child {
    border-bottom: none;
}
.toothsidecard img {
    width: 24px;
    height: 24px;
    object-fit: cover;
    border-radius: 2px;
}
.toothsidecard span {
    font-size: 12px;
    color: #555;
}
.toothfocusmid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}
.toothfocuscard {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    padding: 12px;
    text-decoration: none;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.toothfocuscard img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 10px;
}
.toothfocustitle {
    font-size: 13px;
    color: #333;
    font-weight: bold;
    height: 36px;
    overflow: hidden;
    line-height: 18px;
}
.toothfocusprice {
    color: #a40000;
    font-weight: bold;
    margin-top: 8px;
}
.toothrankitem {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    padding: 8px 0;
}
.toothranknum {
    background: #a40000;
    color: #fff;
    font-size: 11px;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
}
.toothranktext {
    font-size: 12px;
    color: #555;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.toothgridthree {
    display: flex;
    gap: 15px;
    overflow-x: auto;
    padding-bottom: 10px;
    margin-bottom: 25px;
}
.toothcardthree {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    padding: 12px;
    text-decoration: none;
    border-radius: 4px;
    width: 200px;
    flex-shrink: 0;
    display: block;
    box-sizing: border-box;
}
.toothcardthree img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 10px;
}
.toothtitlethree {
    font-size: 13px;
    color: #333;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.toothpricethree {
    color: #a40000;
    font-weight: bold;
    margin-top: 8px;
}
.toothgridfour {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 20px;
    margin-bottom: 25px;
}
.toothfourleft, .toothfourright {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.toothfourrow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px dashed #f0f0f0;
}
.toothfourrow:last-child {
    border-bottom: none;
}
.toothfourrow img {
    width: 32px;
    height: 32px;
    object-fit: cover;
    border-radius: 2px;
    margin-right: 10px;
}
.toothfourname {
    font-size: 13px;
    color: #333;
    text-decoration: none;
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.toothgridfive {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.toothfivecol {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.toothgridsix {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    margin-bottom: 25px;
}
.toothcardsix {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 10px;
    text-decoration: none;
    text-align: center;
}
.toothcardsix img {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 2px;
    margin-bottom: 6px;
}
.toothtitlesix {
    font-size: 11px;
    color: #666;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.toothpricesix {
    color: #a40000;
    font-size: 12px;
    font-weight: bold;
    margin-top: 4px;
}
.toothdetailwrap {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-top: 20px;
}
.toothcard {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 20px;
}
.toothprodtitle {
    font-size: 20px;
    font-weight: bold;
    color: #111;
    margin-bottom: 12px;
}
.toothmeta {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: #888;
    border-bottom: 1px dashed #e3e4e6;
    padding-bottom: 10px;
    margin-bottom: 20px;
}
.toothfield {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}
.toothfield label {
    width: 100px;
    font-size: 13px;
    color: #555;
}
.toothfield input, .toothfield select {
    flex: 1;
    height: 38px;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 0 10px;
    outline: none;
    box-sizing: border-box;
}
.toothfield input:focus {
    border-color: #a40000;
}
.toothbuybtn {
    width: 100%;
    height: 44px;
    background: #a40000;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
}
.toothbuybtn:hover {
    background: #800000;
}
.toothfooter {
    background: #1a1a1a;
    border-top: 3px solid #a40000;
    padding: 30px 0;
    text-align: center;
    margin-top: 40px;
}
.toothfooterlinks {
    margin-bottom: 12px;
}
.toothfooterlinks a {
    color: #bbb;
    text-decoration: none;
    font-size: 13px;
    margin: 0 10px;
}
.toothfooterlinks a:hover {
    color: #ffffff;
}
.toothcopyright {
    color: #777;
    font-size: 11px;
}
.toothorderbox {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 12px;
}
.toothkami {
    color: #2fba2f;
    font-weight: bold;
}
@media (max-width: 768px) {
    .toothgridone { grid-template-columns: repeat(2, 1fr); }
    .toothgridtwo { grid-template-columns: 1fr; }
    .toothgridfive { grid-template-columns: 1fr; }
    .toothgridsix { grid-template-columns: repeat(3, 1fr); }
    .toothdetailwrap { grid-template-columns: 1fr; }
    .toothgridfour { grid-template-columns: 1fr; }
}