* { box-sizing: border-box; margin: 0; padding: 0; }
body { background-color: #f5f6f9; font-family: "PingFang SC", "Lantinghei SC", "Microsoft YaHei", sans-serif; color: #2c3e50; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
.extremelywrap { max-width: 1200px; margin: 0 auto; padding: 0 15px; }
.extremelytopbar { background: #fdfdfd; border-bottom: 1px solid #e1e8ed; font-size: 13px; line-height: 32px; height: 32px; color: #7f8c8d; }
.extremelytopbar .extremelywrap { display: flex; justify-content: space-between; }
.extremelysep { margin: 0 6px; color: #d1d8e0; }
.extremelyheader { background: #5c6bc0; padding: 18px 0; }
.extremelyheadflex { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.extremelylogo img { height: 42px; max-width: 200px; object-fit: contain; display: block; filter: brightness(0) invert(1); }
.extremelysearchform { display: flex; flex: 1; max-width: 450px; border-radius: 20px; overflow: hidden; background: #ffffff; padding: 2px; }
.extremelysearchinput { flex: 1; border: none; padding: 0 14px; height: 34px; outline: none; font-size: 13px; color: #333; }
.extremelysearchbtn { background: #5c6bc0; color: #ffffff; border: none; padding: 0 18px; height: 34px; cursor: pointer; font-size: 13px; font-weight: bold; border-radius: 17px; }
.extremelynavbar { background: #ffffff; height: 44px; border-bottom: 1px solid #e1e8ed; }
.extremelynavflex { display: flex; align-items: center; gap: 2px; overflow-x: auto; white-space: nowrap; }
.extremelynavitem { color: #333; padding: 0 16px; line-height: 44px; height: 44px; font-size: 14px; font-weight: bold; display: inline-block; transition: background 0.2s, color 0.2s; }
.extremelynavitem:hover, .extremelynavitem.active { background: #e8eaf6; color: #5c6bc0; }
.extremelymain { margin: 25px auto; }
.extremelycirclecats { display: flex; justify-content: space-between; gap: 10px; overflow-x: auto; padding: 15px 0; background: #ffffff; border-radius: 8px; border: 1px solid #e1e8ed; margin-bottom: 25px; }
.extremelycircleitem { flex-shrink: 0; width: 68px; text-align: center; }
.extremelycircleicon { width: 44px; height: 44px; border-radius: 50%; background: #e8eaf6; display: flex; align-items: center; justify-content: center; margin: 0 auto 6px auto; border: 1px solid #c5cae9; transition: transform 0.2s; }
.extremelycircleitem:hover .extremelycircleicon { transform: scale(1.08); }
.extremelycircleicon span { font-size: 11px; font-weight: bold; color: #5c6bc0; }
.extremelycircleitem p { font-size: 11px; color: #666; font-weight: 500; }
.extremelyhero { display: grid; grid-template-columns: 200px 1fr 280px; gap: 15px; margin-bottom: 25px; }
@media (max-width: 992px) { .extremelyhero { grid-template-columns: 1fr; } }
.extremelyheroside { background: #ffffff; border-radius: 8px; border: 1px solid #e1e8ed; padding: 15px; }
.extremelyherosidetitle { font-size: 14px; font-weight: bold; color: #5c6bc0; border-bottom: 2px solid #5c6bc0; padding-bottom: 8px; margin-bottom: 12px; }
.extremelyherosidelist { list-style: none; }
.extremelyherosidelist li { padding: 6px 0; border-bottom: 1px dashed #f0f3f6; font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.extremelyherosidelist li a:hover { color: #5c6bc0; }
.extremelyheromain { background: #ffffff; border-radius: 8px; border: 1px solid #e1e8ed; padding: 12px; display: flex; flex-direction: column; justify-content: space-between; }
.extremelybanner img { width: 100%; height: 160px; object-fit: cover; border-radius: 6px; }
.extremelyherofooter { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 10px; }
.extremelyherofootitem { display: flex; gap: 8px; align-items: center; background: #fafafa; border: 1px solid #eee; padding: 6px; border-radius: 4px; }
.extremelyherofootitem img { width: 32px; height: 32px; object-fit: cover; border-radius: 4px; }
.extremelyherofootitem p { font-size: 11px; font-weight: bold; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #444; }
.extremelyrankbox { background: #ffffff; border-radius: 8px; border: 1px solid #e1e8ed; padding: 15px; }
.extremelyranktitle { font-size: 14px; font-weight: bold; color: #5c6bc0; border-bottom: 2px solid #5c6bc0; padding-bottom: 8px; margin-bottom: 12px; }
.extremelyranklist { list-style: none; }
.extremelyrankitem { display: flex; align-items: center; justify-content: space-between; padding: 6px 0; border-bottom: 1px dashed #f0f3f6; font-size: 12px; }
.extremelyranknum { width: 18px; height: 18px; background: #ccd6dd; color: #fff; text-align: center; line-height: 18px; border-radius: 3px; font-size: 10px; font-weight: bold; margin-right: 8px; flex-shrink: 0; }
.extremelyrankitem:nth-child(-n+3) .extremelyranknum { background: #5c6bc0; }
.extremelyrankname { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #4a5568; }
.extremelysec { background: #ffffff; border-radius: 8px; border: 1px solid #e1e8ed; padding: 18px; margin-bottom: 25px; display: grid; grid-template-columns: 1fr 280px; gap: 15px; }
@media (max-width: 992px) { .extremelysec { grid-template-columns: 1fr; } }
.extremelysecleft {}
.extremelysectitle { display: flex; justify-content: space-between; align-items: center; border-bottom: 2px solid #5c6bc0; padding-bottom: 8px; margin-bottom: 15px; }
.extremelysectitle span { font-size: 15px; font-weight: bold; color: #5c6bc0; }
.extremelymore { font-size: 12px; color: #7f8c8d; }
.extremelymore:hover { color: #5c6bc0; }
.extremelygrid4x3 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 1024px) { .extremelygrid4x3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .extremelygrid4x3 { grid-template-columns: repeat(1, 1fr); } }
.extremelycard { display: flex; gap: 10px; align-items: center; background: #ffffff; border: 1px solid #f0f3f6; border-radius: 8px; padding: 10px; transition: transform 0.2s; }
.extremelycard:hover { transform: translateY(-3px); box-shadow: 0 4px 8px rgba(0,0,0,0.04); }
.extremelyimgbox { width: 52px; height: 52px; overflow: hidden; background: #fafafa; border-radius: 12px; border: 1px solid #eee; flex-shrink: 0; }
.extremelyimgbox img { width: 100%; height: 100%; object-fit: cover; }
.extremelyinfo { flex: 1; overflow: hidden; }
.extremelytitle { font-size: 12px; font-weight: bold; color: #2c3e50; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 4px; }
.extremelyprice { color: #ff5722; font-size: 13px; font-weight: bold; }
.extremelygrid8 { display: grid; grid-template-columns: repeat(8, 1fr); gap: 10px; }
@media (max-width: 1024px) { .extremelygrid8 { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 640px) { .extremelygrid8 { grid-template-columns: repeat(2, 1fr); } }
.extremelyappcard { background: #ffffff; display: flex; flex-direction: column; align-items: center; text-align: center; padding: 8px; transition: transform 0.2s; }
.extremelyappcard:hover { transform: translateY(-3px); }
.extremelyappimgbox { width: 56px; height: 56px; overflow: hidden; background: #fafafa; border-radius: 14px; border: 1px solid #eee; margin-bottom: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.03); }
.extremelyappimgbox img { width: 100%; height: 100%; object-fit: cover; }
.extremelyapptitle { font-size: 11px; font-weight: bold; color: #2c3e50; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; width: 100%; margin-bottom: 4px; }
.extremelyappbtn { display: inline-block; background: #5c6bc0; color: #fff; font-size: 10px; padding: 2px 10px; border-radius: 10px; font-weight: bold; margin-top: 2px; }
.extremelyappbtn:hover { background: #3f51b5; color: #fff; }
.extremelytaggrid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 8px; }
@media (max-width: 992px) { .extremelytaggrid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 640px) { .extremelytaggrid { grid-template-columns: repeat(2, 1fr); } }
.extremelytagtile { background: #ffffff; border: 1px solid #e1e8ed; border-radius: 6px; padding: 10px; text-align: center; font-size: 11px; font-weight: bold; color: #555; }
.extremelytagtile:hover { background: #e8eaf6; color: #5c6bc0; }
.extremelycol3grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
@media (max-width: 992px) { .extremelycol3grid { grid-template-columns: 1fr; } }
.extremelycolumnbox { background: #ffffff; border-radius: 8px; border: 1px solid #e1e8ed; padding: 15px; }
.extremelycolhead { font-size: 14px; font-weight: bold; color: #5c6bc0; border-bottom: 2px solid #5c6bc0; padding-bottom: 8px; margin-bottom: 12px; }
.extremelycardbox { background: #ffffff; border-radius: 8px; border: 1px solid #e1e8ed; padding: 30px; max-width: 650px; margin: 0 auto; }
.extremelyfooter { background: #2c3e50; color: #a0aec0; padding: 25px 0; text-align: center; font-size: 13px; margin-top: 40px; border-top: 2px solid #5c6bc0; }
.extremelyfooter a { color: #edf2f7; margin-bottom: 6px; display: inline-block; }
.extremelyfooter p { color: #718096; font-size: 12px; margin-top: 4px; }