body {
    margin: 0;
    padding: 0;
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Microsoft YaHei", sans-serif;
    background-color: #f7faf9;
    color: #333;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
.machinecontainer {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 10px;
    box-sizing: border-box;
}
.machineheader {
    background-color: #ffd800;
    border-bottom: 3px solid #f39c12;
    position: sticky;
    top: 0;
    z-index: 999;
}
.machineheader .machineinner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    height: 56px;
}
.machinelogo img {
    height: 24px;
    vertical-align: middle;
}
.machinenav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 20px;
}
.machinenav li a {
    color: #444;
    text-decoration: none;
    font-size: 14px;
    font-weight: bold;
    transition: color 0.2s;
}
.machinenav li a:hover, .machinenav li a.machineactive {
    color: #f39c12;
    border-bottom: 2px solid #f39c12;
    padding-bottom: 16px;
}
.machinenoticebar {
    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;
}
.machinenoticebar::before {
    content: "系统通知";
    background-color: #f39c12;
    color: #fff;
    padding: 2px 6px;
    font-size: 11px;
    border-radius: 2px;
    margin-right: 10px;
}
.machinesectitle {
    font-size: 15px;
    font-weight: bold;
    color: #111;
    margin: 25px 0 15px;
    border-left: 3px solid #f39c12;
    padding-left: 10px;
    text-transform: uppercase;
}
.machinegridone {
    display: grid;
    grid-template-columns: 1.8fr 1.2fr;
    gap: 20px;
    margin-bottom: 25px;
}
.machineoneleft, .machineoneright {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.machineonegrid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.machinecardone {
    background: #ffffff;
    border: 1px solid #f0f0f0;
    padding: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    border-radius: 4px;
    transition: transform 0.2s;
}
.machinecardone:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}
.machinecardone img {
    width: 44px;
    height: 44px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}
.machineinfoone {
    overflow: hidden;
}
.machinetitleone {
    font-size: 13px;
    color: #333;
    font-weight: bold;
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.machinepriceone {
    color: #f39c12;
    font-weight: bold;
}
.machinerankitem {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    padding: 8px 0;
    border-bottom: 1px dashed #f0f0f0;
}
.machinerankitem:last-child {
    border-bottom: none;
}
.machineranknum {
    background: #f39c12;
    color: #fff;
    font-size: 11px;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
}
.machineranktext {
    font-size: 12px;
    color: #555;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.machinegridtwo {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.machinecardtwo {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    padding: 12px;
    text-decoration: none;
    border-radius: 4px;
    text-align: center;
    display: block;
    transition: transform 0.2s;
}
.machinecardtwo:hover {
    transform: translateY(-2px);
}
.machinecardtwo img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 8px;
}
.machinetitletwo {
    font-size: 12px;
    color: #555;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.machinepricetwo {
    color: #f39c12;
    font-weight: bold;
    margin-top: 6px;
}
.machinegridthree {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.machinethreecol {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.machinethreeheader {
    font-size: 13px;
    font-weight: bold;
    color: #f39c12;
    border-bottom: 1px solid #e3e4e6;
    padding-bottom: 10px;
    margin-bottom: 10px;
}
.machinethreerow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed #f0f0f0;
}
.machinethreerow:last-child {
    border-bottom: none;
}
.machinethreerow img {
    width: 24px;
    height: 24px;
    object-fit: cover;
    border-radius: 2px;
    margin-right: 10px;
}
.machinethreename {
    font-size: 12px;
    color: #555;
    text-decoration: none;
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.machinegridfour {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.machinefourcol {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
}
.machinefourrow {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px dashed #f0f0f0;
}
.machinefourrow:last-child {
    border-bottom: none;
}
.machinefourrow img {
    width: 32px;
    height: 32px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}
.machinefourname {
    font-size: 12px;
    color: #333;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-grow: 1;
}
.machinegridfive {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.machinecardfive {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 12px;
    text-decoration: none;
    text-align: center;
}
.machinecardfive img {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 2px;
    margin-bottom: 6px;
}
.machinetitlefive {
    font-size: 11px;
    color: #666;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.machinepricefive {
    color: #f39c12;
    font-weight: bold;
    font-size: 11px;
    margin-top: 4px;
}
.machinedetailwrap {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-top: 20px;
}
.machinecard {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 20px;
}
.machineprodtitle {
    font-size: 20px;
    font-weight: bold;
    color: #111;
    margin-bottom: 12px;
}
.machinemeta {
    display: flex;
    gap: 15px;
    font-size: 12px;
    color: #888;
    border-bottom: 1px dashed #e3e4e6;
    padding-bottom: 10px;
    margin-bottom: 20px;
}
.machinefield {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}
.machinefield label {
    width: 100px;
    font-size: 13px;
    color: #555;
}
.machinefield input, .machinefield select {
    flex: 1;
    height: 38px;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 0 10px;
    outline: none;
    box-sizing: border-box;
}
.machinefield input:focus {
    border-color: #f39c12;
}
.machinebuybtn {
    width: 100%;
    height: 44px;
    background: #f39c12;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
}
.machinebuybtn:hover {
    background: #d6850c;
}
.machinefooter {
    background: #1a1a1a;
    border-top: 3px solid #f39c12;
    padding: 30px 0;
    text-align: center;
    margin-top: 40px;
}
.machinefooterlinks {
    margin-bottom: 12px;
}
.machinefooterlinks a {
    color: #bbb;
    text-decoration: none;
    font-size: 13px;
    margin: 0 10px;
}
.machinefooterlinks a:hover {
    color: #ffffff;
}
.machinecopyright {
    color: #777;
    font-size: 11px;
}
.machineorderbox {
    background: #ffffff;
    border: 1px solid #e3e4e6;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 12px;
}
.machinekami {
    color: #2fba2f;
    font-weight: bold;
}
@media (max-width: 768px) {
    .machinegridone { grid-template-columns: 1fr; }
    .machinegridtwo { grid-template-columns: repeat(2, 1fr); }
    .machinegridthree { grid-template-columns: 1fr; }
    .machinegridfour { grid-template-columns: 1fr; }
    .machinegridfive { grid-template-columns: repeat(2, 1fr); }
    .machinedetailwrap { grid-template-columns: 1fr; }
}