@font-face{font-family:Display;src:local('Bahnschrift');font-display:swap}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:#e9eef2;color:#1b2d3d;font:15px/1.65 'Microsoft YaHei','PingFang SC',sans-serif}::selection{background:#b4ddf3;color:#16324b}a{color:inherit;text-underline-offset:5px}button,input,select{font:inherit}button,a,input,select{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button,a,input,select{outline-offset:5px} :focus-visible{outline:3px solid #287ca8}input{caret-color:#176d9e}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#9baebb;border-radius:8px}.ambient{position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at 88% 18%,#b2d4e3aa,transparent 50%),radial-gradient(ellipse at 10% 60%,#d4def0,transparent 55%);z-index:-1}.glass{background:linear-gradient(125deg,#ffffffb8,#ffffff42);backdrop-filter:blur(26px) saturate(1.4);-webkit-backdrop-filter:blur(26px) saturate(1.4);box-shadow:inset 0 1px 1px #fff,inset 0 -1px 1px #ffffff9c,0 10px 32px #334b6310}.nav{position:sticky;top:18px;z-index:10;max-width:1320px;margin:18px auto 0;border-radius:28px;padding:14px 26px;display:flex;align-items:center;justify-content:space-between}.brand{text-decoration:none;display:flex;gap:12px;align-items:center;font-size:21px;font-weight:700}.brand svg{width:33px;height:33px;fill:none;stroke:#25495c;stroke-width:3}.brand small{font:10px Display,sans-serif;letter-spacing:.12em;display:block;margin-top:-3px}.nav nav{display:flex;gap:34px}.nav-link{text-decoration:none;font-size:14px}.nav-link:hover{color:#12658f}.nav-note{font-size:12px;color:#526a7b}main{max-width:1320px;margin:auto;padding:0 30px}.hero{min-height:420px;display:grid;grid-template-columns:1.1fr 1fr;align-items:center;position:relative;padding:48px 0 24px}.hero h1{text-wrap:balance;font-size:clamp(38px,4.2vw,61px);letter-spacing:-.035em;font-weight:500;line-height:1.22;margin:0 0 23px}.hero h1 span{color:#54798e}.hero p{color:#506776;max-width:430px;line-height:1.9}.hero-art{height:350px;position:relative;display:flex;align-items:center;justify-content:center}.hero-art img{width:78%;height:100%;object-fit:contain;mix-blend-mode:multiply;transform:rotate(-11deg);filter:none}.spec-float{position:absolute;bottom:8px;right:0;border-radius:20px;padding:14px 22px;min-width:170px}.spec-float strong{font:28px Display,sans-serif;display:block}.spec-float span{font-size:12px;color:#476170}.hero-caption{position:absolute;left:8%;top:16px;font-size:12px;color:#526a7b}.search-panel{border-radius:26px;padding:22px 26px;position:relative;z-index:1}.search-row{display:flex;align-items:center;gap:16px}.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.search-row input{background:none;border:0;font-size:20px;min-width:0;flex:1;color:#17374d;padding:10px 0}.search-row input::placeholder{color:#597282}.primary{background:#234f68;color:white;border:0;border-radius:13px;padding:12px 24px;transition:background .2s,transform .2s}.primary:hover{background:#13658b;transform:translateY(-1px)}.search-hints{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:#496576;margin-top:10px}.chip{border:0;background:#ffffff83;border-radius:20px;padding:5px 12px;color:#395a6e}.chip:hover{background:white}.filters{border-top:1px solid #ffffffa0;margin-top:19px;padding-top:18px;display:flex;gap:15px;align-items:flex-end;flex-wrap:wrap}.field{display:flex;flex-direction:column;gap:5px;flex:1;min-width:115px}.field label{font-size:12px;color:#496170}.field input,.field select{width:100%;border:1px solid #b5c7d2;background:#f7fbfd85;border-radius:10px;padding:8px 10px;color:#254459;min-height:41px}.reset{border:0;background:none;color:#3b657d;padding:10px;white-space:nowrap}.catalog{padding:42px 0 60px}.catalog-top{display:flex;align-items:center;justify-content:space-between;gap:20px}.catalog h2{font-size:24px;font-weight:500;margin:0}.count{font-size:13px;color:#587184;margin-left:12px}.sort{background:none;border:0;color:#496576;font-size:13px;max-width:180px}.categories{display:flex;gap:8px;margin:22px 0;overflow:auto;padding:3px 0 10px;white-space:nowrap}.category{background:transparent;border:1px solid transparent;border-radius:22px;padding:8px 16px;color:#496576}.category.active{background:#234f68;color:#fff}.category:not(.active):hover{background:#ffffff8a}.result-note{font-size:12px;color:#536b7d;margin:12px 0 22px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.product{display:block;text-decoration:none;background:#f6f9fbad;border-radius:16px;overflow:hidden;transition:transform .25s,box-shadow .25s}.product:hover{transform:translateY(-5px);box-shadow:0 16px 35px #34576d18}.product-photo{height:240px;position:relative;background:#f6f9fb;overflow:hidden}.product-photo img{height:100%;width:100%;object-fit:contain;mix-blend-mode:multiply;padding:18px;transition:transform .5s}.product:hover img{transform:scale(1.04)}.series{position:absolute;top:14px;left:16px;font-size:11px;background:#e4edf2cc;border-radius:15px;padding:4px 10px;color:#385c70}.product-content{padding:20px 23px 22px}.product-title{display:flex;align-items:center;justify-content:space-between}.product h3{font:32px/1.2 Display,sans-serif;letter-spacing:-.02em;margin:0}.product h3.small{font:23px/1.4 inherit}.arrow{font-size:22px;color:#527d94}.product-sub{font-size:12px;color:#557080;margin:7px 0 17px}.product-data{border-top:1px solid #d7e2e8;padding-top:13px;display:flex;justify-content:space-between;font-size:12px;color:#506b7d}.product-data strong{font-weight:500;color:#213f54}.match{font-size:12px;color:#21637d;margin:11px 0 0}.empty{grid-column:1/-1;padding:65px 20px;text-align:center;background:#f8fbfc85;border-radius:16px}.empty h3{font-size:23px;font-weight:500}.empty p{color:#526b7d;max-width:550px;margin:12px auto 25px}.guide{border-top:1px solid #b8cbd7;display:grid;grid-template-columns:1fr 2fr;gap:60px;padding:44px 0 60px}.guide h2{margin:0;font-size:25px;font-weight:500}.guide p{color:#506a7a;margin:0 0 14px;max-width:72ch}.guide a{font-size:13px}footer{max-width:1260px;margin:auto;display:flex;justify-content:space-between;border-top:1px solid #c2d0d8;padding:25px 0 35px;color:#576f7f;font-size:12px}.loading{padding:100px 20px;text-align:center}.back{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-size:13px;margin:30px 0}.detail-top{display:grid;grid-template-columns:1.1fr 1fr;gap:55px;margin:5px 0 45px}.gallery-main{height:460px;background:#f9fbfc;border-radius:20px;display:block;overflow:hidden}.gallery-main img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;padding:20px}.thumbnails{display:flex;gap:9px;margin-top:14px;overflow:auto}.thumb{width:64px;height:64px;flex-shrink:0;background:#fff;border:2px solid transparent;border-radius:10px;overflow:hidden;padding:4px}.thumb.active{border-color:#29759c}.thumb img{width:100%;height:100%;object-fit:contain}.detail-info h1{font:64px/1.15 Display,sans-serif;margin:8px 0 15px}.detail-info .subtitle{color:#4b697d}.detail-info .price{font-size:25px;margin:23px 0 0}.muted{font-size:12px;color:#516b7d}.kv-options{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 24px}.kv-option{border:1px solid #b4c8d5;background:#ffffff73;border-radius:10px;padding:9px 17px;color:#29495f}.kv-option.active{background:#244e66;color:white;border-color:#244e66}.specs{display:grid;grid-template-columns:1fr 1fr;gap:0 25px}.specs div{padding:12px 0;border-bottom:1px solid #c4d4df}.specs dt{font-size:12px;color:#526e80}.specs dd{margin:4px 0;font-size:16px}.detail-section{padding:28px 0}.detail-section h2{font-size:23px;font-weight:500}.table-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;justify-content:space-between}.table-actions a,.download{display:inline-block;border-radius:10px;padding:9px 16px;text-decoration:none;background:#ffffffaa;color:#265775;font-size:13px}.table-wrap{overflow:auto;border-radius:13px;background:#fafcfde8;max-height:560px;margin-top:18px}table{width:100%;border-collapse:collapse;white-space:nowrap;font-size:13px;font-variant-numeric:tabular-nums}th{position:sticky;top:0;background:#dfeaf0;color:#36576a;font-size:12px;text-align:right;font-weight:500}td,th{padding:12px 17px;border-bottom:1px solid #dce6eb}td{text-align:right}td:first-child,th:first-child{text-align:left}tbody tr:hover{background:#edf5f8}.table-empty{padding:30px;background:#ffffff90;border-radius:14px}.source-list{display:flex;gap:12px;flex-wrap:wrap}.source-list a{font-size:13px}.error{color:#9b3f25}.skip{position:fixed;top:-70px;left:20px;z-index:100;background:white;padding:12px}.skip:focus{top:15px}.search-panel:focus-within{box-shadow:inset 0 1px 1px white,0 14px 40px #31759923}.hero-art{animation:arrive 1.2s cubic-bezier(.16,1,.3,1)}@keyframes arrive{from{filter:blur(7px);transform:translateY(18px)}to{filter:blur(0);transform:translateY(0)}}@media(min-width:1500px){.hero{min-height:470px}.hero-art{height:395px}}@media(max-width:900px){.nav{margin:12px 18px;top:12px}.nav-note{display:none}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{min-height:360px}.hero-art{height:290px}.hero h1{text-wrap:balance;font-size:43px}.detail-top{gap:26px}.gallery-main{height:360px}footer{margin:0 30px}}@media(max-width:600px){main{padding:0 20px}.nav{margin:10px 12px;padding:12px 17px;border-radius:22px}.brand{font-size:18px;gap:7px}.brand svg{width:25px}.brand small{font-size:8px}.nav nav{gap:18px}.nav-link{font-size:12px}.hero{grid-template-columns:1fr;min-height:0;padding:35px 0 20px}.hero h1{text-wrap:balance;font-size:42px;line-height:1.25;margin-bottom:15px}.hero p{font-size:13px;max-width:290px}.hero-art{height:235px;margin-top:-15px}.hero-art img{width:65%}.hero-caption{left:3%;top:45px;width:65px}.spec-float{min-width:130px;padding:10px 15px;bottom:0}.spec-float strong{font-size:23px}.search-panel{padding:15px;border-radius:20px}.search-row{gap:10px}.search-row input{font-size:15px}.search-row .primary{padding:9px 13px;font-size:13px}.search-row .icon{width:18px}.filters{gap:12px}.field{min-width:calc(50% - 12px);flex-basis:calc(50% - 12px)}.reset{margin-left:auto}.search-hints{font-size:11px;gap:6px}.catalog{padding-top:30px}.catalog h2{font-size:21px}.count{display:block;margin:3px 0 0;font-size:12px}.categories{margin:16px 0 8px}.category{padding:7px 12px;font-size:12px}.grid{gap:12px}.product-photo{height:170px}.product-photo img{padding:10px}.series{font-size:9px;top:10px;left:10px;padding:3px 7px}.product-content{padding:14px 12px}.product h3{font-size:27px}.product-sub{font-size:10px;line-height:1.6;min-height:32px;margin:5px 0 10px}.product-data{flex-direction:column;gap:5px;font-size:11px}.guide{grid-template-columns:1fr;gap:18px;padding:30px 0}.guide h2{font-size:22px}.guide p{font-size:13px}footer{margin:0 20px;font-size:10px;gap:15px}.detail-top{grid-template-columns:1fr;gap:25px}.gallery-main{height:340px}.detail-info h1{font-size:48px}.detail-info .price{margin-top:15px}.detail-section{padding:18px 0}.table-actions{align-items:flex-start}.table-actions h2{margin:0 0 12px}.table-wrap{max-height:430px}.source-list{flex-direction:column}.match{font-size:10px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@supports not(backdrop-filter:blur(1px)){.glass{background:#f0f6fa}}
 .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}.primary-filters{grid-template-columns:repeat(5,minmax(0,1fr))}.field{min-width:0}.advanced summary{cursor:pointer;color:#315b73;padding:8px 0;font-size:13px}.advanced .filters{margin-top:8px}.advanced+ .reset{display:block;margin-left:auto}@media(max-width:900px){.primary-filters,.filters{grid-template-columns:repeat(2,minmax(0,1fr))}}

.brand-logo{width:58px;height:58px;object-fit:contain;border-radius:7px}.brand{gap:12px}@media(max-width:600px){.brand-logo{width:44px;height:44px}}
/* Transparent glass controls, shared by search and selected category. */
.search-row .primary,.category.active{
 background:linear-gradient(135deg,rgba(255,255,255,.72),rgba(213,237,249,.25) 52%,rgba(255,255,255,.42));
 color:#21485e;
 border:1px solid rgba(255,255,255,.88);
 backdrop-filter:blur(18px) saturate(1.45);
 -webkit-backdrop-filter:blur(18px) saturate(1.45);
 box-shadow:inset 0 1px 1px #fff,inset 0 -1px 2px rgba(74,123,151,.18),0 5px 14px rgba(41,80,107,.12);
 text-shadow:0 1px 0 rgba(255,255,255,.65);
 transition:background .2s,box-shadow .2s,transform .2s;
}
.category.active{border-color:rgba(89,143,174,.5);font-weight:600}
.search-row .primary:hover,.category.active:hover{
 background:linear-gradient(135deg,rgba(255,255,255,.88),rgba(213,237,249,.42) 52%,rgba(255,255,255,.6));
 box-shadow:inset 0 1px 1px #fff,inset 0 -1px 2px rgba(74,123,151,.2),0 7px 18px rgba(41,80,107,.16);
}
.search-row .primary:active,.category.active:active{transform:translateY(1px);box-shadow:inset 0 2px 4px rgba(41,80,107,.14),0 2px 6px rgba(41,80,107,.08)}
@supports not (backdrop-filter:blur(1px)){.search-row .primary,.category.active{background:#e4eff5}}
.filter-groups{display:grid;gap:20px;margin-top:24px}.filter-groups fieldset{border:0;border-top:1px solid #c3d5e0;padding:12px 0 0;margin:0;min-width:0}.filter-groups legend{font-size:15px;font-weight:600;color:#284b60;padding-right:14px}.filter-groups .filters{border:0;padding:0;margin:0;grid-template-columns:repeat(4,minmax(0,1fr))}.field label{font-size:13px;color:#3c586a}.filter-feedback,.match-controls{display:flex;gap:16px;align-items:center;justify-content:space-between;margin-top:20px}.filter-feedback{border-top:1px solid #c3d5e0;padding-top:16px}.filter-feedback .chip{font-size:14px;padding:9px 18px}.table-scroll-hint{font-size:13px;color:#476477}.matched-point td{background:#e0eff4}.matched-point td:nth-child(n+6){font-weight:600;color:#173f53}td:nth-child(n+6){font-weight:500}.resource-group{padding:16px;background:#ffffff75;border-radius:12px;min-width:220px;flex:1}.resource-group strong{display:block;font-size:14px;margin-bottom:8px}.resource-group .download{margin-right:8px}.product-sub,.product-data,.match{font-size:13px}.jump-tests{margin-top:16px}.table-wrap td:first-child,.table-wrap th:first-child{position:sticky;left:0;min-width:100px;max-width:100px;overflow:hidden;text-overflow:ellipsis;background:#f1f6f9;z-index:1}.table-wrap td:nth-child(2),.table-wrap th:nth-child(2){position:sticky;left:100px;min-width:64px;background:#f1f6f9;z-index:1}.table-wrap th:first-child,.table-wrap th:nth-child(2){z-index:3;background:#dfeaf0}.matched-point td:first-child,.matched-point td:nth-child(2){background:#e0eff4}
@media(max-width:600px){.filter-groups .filters{grid-template-columns:repeat(2,minmax(0,1fr))}.filter-feedback{align-items:flex-start;flex-wrap:wrap}.detail-top{display:flex;flex-direction:column}.detail-info{order:-1}.detail-info h1{font-size:40px}.detail-info .subtitle{margin:4px 0}.detail-info .price{margin-top:8px}.gallery-main{height:240px}.detail-top{gap:18px}.product-sub,.product-data,.match{font-size:13px}.product-photo{height:160px}.product-content{padding:14px 10px}.table-wrap td,.table-wrap th{padding:11px 12px}.table-wrap td:first-child,.table-wrap th:first-child{min-width:88px;max-width:88px}.table-wrap td:nth-child(2),.table-wrap th:nth-child(2){left:88px;min-width:56px}.resource-group{min-width:0}.filter-groups legend{font-size:15px}}

.table-wrap table{table-layout:fixed;min-width:900px}.propeller-col{width:100px}.throttle-col{width:64px}@media(max-width:600px){.propeller-col{width:88px}.throttle-col{width:56px}}
.filter-groups .filters[hidden]{display:none}
.condition-toggle,#reset,.sort{border:1px solid rgba(255,255,255,.9);border-radius:999px;background:linear-gradient(135deg,#ffffffb8,#d5edf940 52%,#ffffff6b);color:#21485e;box-shadow:inset 0 1px 1px #fff,inset 0 -1px 2px #4a7b972e,0 5px 14px #29506b1f;backdrop-filter:blur(18px) saturate(1.45);-webkit-backdrop-filter:blur(18px) saturate(1.45);padding:9px 17px;min-height:42px;text-decoration:none;cursor:pointer}
.condition-toggle{font-size:13px;font-weight:400;margin-left:16px;min-height:36px;padding:5px 15px}#reset{margin-top:18px}.sort{max-width:240px;font-size:13px}.sort option{background:#f0f6fa;color:#21485e}.condition-toggle:hover,#reset:hover,.sort:hover{background:linear-gradient(135deg,#ffffffe0,#d5edf96b 52%,#ffffff99)}.condition-toggle:active,#reset:active{box-shadow:inset 0 2px 4px #29506b24;transform:translateY(1px)}@media(max-width:600px){.sort{max-width:185px;padding:9px 12px}.catalog-top{gap:10px}}
/* Blend the original white-backed brand artwork directly into its surface. */
.brand-logo,.footer-brand img{mix-blend-mode:multiply;border-radius:0;background:transparent}.footer-brand{display:inline-flex;align-items:center}.footer-brand img{width:76px;height:76px;object-fit:contain}footer{align-items:center}.guide a{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 20px;border:1px solid #ffffffe6;border-radius:999px;text-decoration:none;color:#21485e;background:linear-gradient(135deg,#ffffffb8,#d5edf940 52%,#ffffff6b);box-shadow:inset 0 1px 1px #fff,inset 0 -1px 2px #4a7b972e,0 5px 14px #29506b1f;backdrop-filter:blur(18px) saturate(1.45);-webkit-backdrop-filter:blur(18px) saturate(1.45)}.guide a:hover{background:linear-gradient(135deg,#ffffffe0,#d5edf96b 52%,#ffffff99)}.guide a:active{transform:translateY(1px);box-shadow:inset 0 2px 4px #29506b24}@media(max-width:600px){.footer-brand img{width:64px;height:64px}footer>span{font-size:12px}}