* { box-sizing: border-box; margin: 0; padding: 0; }
body { background-color: #f8fafc; font-family: "PingFang SC", "Lantinghei SC", "Microsoft YaHei", sans-serif; color: #1e293b; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
.overflowwrap { max-width: 1200px; margin: 0 auto; padding: 0 15px; }
.overflowtopbar { background: #0f172a; color: #94a3b8; font-size: 13px; line-height: 34px; height: 34px; }
.overflowtopbar .overflowwrap { display: flex; justify-content: space-between; align-items: center; }
.overflowsep { margin: 0 8px; color: #334155; }
.overflowheader { background: #1e293b; padding: 18px 0; border-bottom: 1px solid #334155; }
.overflowheadflex { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.overflowlogo img { height: 38px; max-width: 200px; object-fit: contain; display: block; filter: brightness(0) invert(1); }
.overflowsearchform { display: flex; flex: 1; max-width: 400px; border: 1px solid #334155; border-radius: 20px; overflow: hidden; background: #0f172a; }
.overflowsearchinput { flex: 1; border: none; padding: 0 14px; height: 32px; outline: none; font-size: 12px; color: #fff; background: transparent; }
.overflowsearchbtn { background: #ff5722; color: #ffffff; border: none; padding: 0 16px; height: 32px; cursor: pointer; font-size: 12px; font-weight: bold; }
.overflownavbar { background: #0f172a; height: 44px; border-bottom: 1px solid #334155; }
.overflownavflex { display: flex; align-items: center; gap: 4px; overflow-x: auto; white-space: nowrap; }
.overflownavitem { color: #cbd5e1; padding: 0 16px; line-height: 44px; height: 44px; font-size: 13px; font-weight: bold; display: inline-block; transition: all 0.2s; }
.overflownavitem:hover, .overflownavitem.active { background: #1e293b; color: #ff5722; }
.overflowmain { margin: 25px auto; }
.overflowmosaic { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 15px; height: 360px; }
@media (max-width: 992px) { .overflowmosaic { grid-template-columns: 1fr; height: auto; } }
.overflowbigcard { display: block; position: relative; border-radius: 8px; overflow: hidden; height: 100%; min-height: 240px; background: #0f172a; }
.overflowbigcard img { width: 100%; height: 100%; object-fit: cover; opacity: 0.85; }
.overflowbiginfo { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(15,23,42,0.9)); color: #ffffff; padding: 20px; }
.overflowbigtitle { font-size: 18px; font-weight: bold; margin-bottom: 4px; }
.overflowbigprice { color: #ffeb3b; font-size: 18px; font-weight: bold; }
.overflowrightmosaic { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; height: 100%; }
.overflowsmallcard { display: block; position: relative; border-radius: 8px; overflow: hidden; background: #0f172a; }
.overflowsmallcard:first-child { grid-column: span 2; }
.overflowsmallcard img { width: 100%; height: 100%; object-fit: cover; opacity: 0.85; }
.overflowsmallinfo { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(15,23,42,0.9)); color: #ffffff; padding: 10px; font-size: 12px; display: flex; justify-content: space-between; align-items: center; }
.overflowstrip { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin-bottom: 25px; }
@media (max-width: 992px) { .overflowstrip { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .overflowstrip { grid-template-columns: repeat(2, 1fr); } }
.overflowstripcard { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 6px; overflow: hidden; padding: 6px; text-align: center; display: block; transition: transform 0.2s; }
.overflowstripcard:hover { transform: translateY(-3px); }
.overflowstripimg { width: 100%; height: 65px; object-fit: cover; border-radius: 4px; margin-bottom: 4px; }
.overflowstriptitle { font-size: 11px; font-weight: bold; color: #333; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.overflowstripprice { font-size: 11px; color: #ff5722; font-weight: bold; }
.overflowsec { background: #ffffff; border-radius: 8px; border: 1px solid #e2e8f0; padding: 18px; margin-bottom: 25px; }
.overflowsectitle { display: flex; justify-content: space-between; align-items: center; border-bottom: 2px solid #ff5722; padding-bottom: 8px; margin-bottom: 15px; }
.overflowsectitle span { font-size: 15px; font-weight: bold; color: #1e293b; }
.overflowmore { font-size: 12px; color: #64748b; }
.overflowmore:hover { color: #ff5722; }
.overflowgrid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; }
@media (max-width: 1024px) { .overflowgrid4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .overflowgrid4 { grid-template-columns: repeat(1, 1fr); } }
.overflowcard { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 6px; overflow: hidden; padding: 10px; display: flex; flex-direction: column; justify-content: space-between; transition: transform 0.2s, border-color 0.2s; }
.overflowcard:hover { transform: translateY(-3px); border-color: #ff5722; }
.overflowimgbox { width: 100%; height: 120px; overflow: hidden; background: #f8fafc; border-radius: 4px; margin-bottom: 8px; position: relative; }
.overflowimgbox img { width: 100%; height: 100%; object-fit: cover; }
.overflowbadge { position: absolute; top: 6px; left: 6px; background: rgba(15,23,42,0.8); color: #fff; font-size: 10px; padding: 2px 6px; border-radius: 3px; }
.overflowtitle { font-size: 13px; font-weight: bold; color: #1e293b; margin-bottom: 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.overflowprice { color: #e53e3e; font-size: 14px; font-weight: bold; }
.overflowtextgrid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
@media (max-width: 768px) { .overflowtextgrid2 { grid-template-columns: 1fr; } }
.overflowrowitem { display: flex; gap: 10px; align-items: center; background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 6px; padding: 8px 12px; }
.overflowrowimg { width: 36px; height: 36px; object-fit: cover; border-radius: 4px; flex-shrink: 0; }
.overflowrowinfo { flex: 1; overflow: hidden; }
.overflowrowtitle { font-size: 12px; font-weight: bold; color: #1e293b; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 2px; }
.overflowrowprice { color: #e53e3e; font-size: 12px; font-weight: bold; }
.overflowcardbox { background: #ffffff; border-radius: 8px; border: 1px solid #e2e8f0; padding: 30px; max-width: 650px; margin: 0 auto; }
.overflowfooter { background: #0f172a; color: #94a3b8; padding: 25px 0; text-align: center; font-size: 13px; margin-top: 40px; border-top: 2px solid #ff5722; }
.overflowfooter a { color: #ffffff; margin-bottom: 6px; display: inline-block; }
.overflowfooter p { color: #64748b; font-size: 12px; margin-top: 4px; }