/* 软科参考布局：白色导航、纵向榜单卡片、榜单侧栏、横向企业分类。 */
:root{--navy:#555;--accent:#e60020;--accent-2:#df0020;--accent-bg:#fce9e9;--ink:#444;--muted:#777;--faint:#999;--bg:#f4f4f6;--line:#e9e9eb;--radius:4px;--shadow:none}
body{font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;font-size:14px;color:#444;background:#f4f4f6;line-height:1.6}
.container{max-width:1280px;padding-left:20px;padding-right:20px}
.announcement{background:#ff7334;color:#fff;min-height:76px;display:flex;align-items:center}
.announcement .container{width:100%;display:flex;align-items:center;justify-content:center;gap:28px}
.announcement strong{font-size:24px}.announcement span{font-size:20px;font-weight:600}
.announcement a{background:#fff5ee;color:#ef632b;padding:7px 24px;border-radius:24px;font-size:17px;font-weight:600}
.site-header{background:#fff;color:#777;position:relative;border-bottom:1px solid #dedee1}
.header-inner{height:72px;gap:72px}.brand-logo{width:42px;height:42px;border:0;border-radius:5px}
.brand-name{font-size:15px;color:#555}.brand-en{color:#999;font-size:10px;letter-spacing:1px}
.main-nav{justify-content:space-between;gap:22px}.main-nav a{position:relative;color:#777;border-radius:0;padding:22px 0;font-size:16px;font-weight:400;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{color:#e60020;background:transparent;font-weight:400}
.main-nav a.active:after{content:"";position:absolute;height:2px;background:#e60020;left:0;right:0;bottom:0}
.demo-tag{background:#fafafa;color:#999;border:1px solid #eee;font-size:11px;border-radius:3px;letter-spacing:0}
.app{padding-top:26px;min-height:70vh}.card{border:0;border-radius:4px;box-shadow:none;background:#fff}
.section-heading{display:flex;justify-content:space-between;align-items:center;padding-bottom:15px;border-bottom:1px solid #d8d8dc;margin-bottom:15px}
.section-heading h1,.section-heading h2{font-size:22px;font-weight:600;color:#444;margin:0}.section-heading a{font-size:14px;color:#999}
.home-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(270px,1.2fr);gap:20px}
.ranking-products{padding:18px}.ranking-product{--product-color:#ec3e51;background-color:var(--product-color);background-image:url('../assets/ranking-banner.png');background-position:center;background-size:cover;background-blend-mode:soft-light;border-radius:4px;padding:26px 34px 18px;color:white;margin-bottom:16px;min-height:178px}
.overall-product{background-color:#ec3e51}.product-title{display:block;color:white}.product-title:hover h2{text-decoration:underline;text-underline-offset:5px}
.product-title h2{font-size:28px;font-weight:500;line-height:1.35;margin-bottom:2px}.product-title span{font-size:16px;color:#fff}
.ranking-product p{font-size:12px;margin:5px 0 12px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;color:#fff}
.product-tags{display:flex;gap:5px 8px;flex-wrap:wrap}.product-tags button,.product-tags a{color:#fff;border:1px solid #fff9;background:transparent;border-radius:3px;line-height:1.25;padding:2px 12px;font-size:12px;font-family:inherit}
.product-tags button:hover,.product-tags a:hover{background:#fff3}
.home-sidebar{display:flex;flex-direction:column;gap:16px}.home-sidebar>.card{padding:18px}.side-search{display:flex;border:1px solid #ddd;border-radius:3px;height:36px;margin-bottom:5px}.side-search input{min-width:0;flex:1;border:0;padding:6px 10px;background:transparent}.side-search button{border:0;background:#fafafa;color:#777;padding:0 12px}
.home-company{display:flex;align-items:center;gap:10px;justify-content:space-between;padding:15px 0;border-bottom:1px solid #eee;color:#555}.home-company:last-child{border-bottom:0}.home-company strong{font-size:15px;font-weight:500}.home-company span{display:block;color:#999;font-size:12px}.home-company small{color:#a48648;background:#f9efda;font-size:10px;white-space:nowrap;padding:1px 4px}
.guide-entry{display:block;color:#555;padding:15px 0;border-bottom:1px solid #eee}.guide-entry:last-child{border:0}.guide-entry strong{font-weight:500;display:block;font-size:13px}.guide-entry span{display:block;color:#999;font-size:12px;margin-top:7px}
.home-sidebar>.home-image{padding:0;overflow:hidden;position:relative}.home-image img{display:block;width:100%;height:195px;object-fit:cover}.home-image div{position:absolute;left:22px;bottom:22px;color:#fff}.home-image strong{display:block;font-size:18px}.home-image a{color:#fff;font-size:12px;text-decoration:underline}
.side-note{padding:18px}.side-note h2{font-size:17px;font-weight:500;margin-bottom:12px}.side-note p{font-size:13px;color:#999;margin-bottom:15px}.side-note a{font-size:12px;color:#e60020}
.sample-note{font-size:11px;line-height:1.8;color:#999;margin:14px 0 0;padding:10px 0;border-top:1px solid #eee}
.ranking-hero{position:relative;background:#59606b url('../assets/ranking-banner.png') center/cover;color:white;padding:18px max(20px,calc((100vw - 1240px)/2)) 26px;margin:-26px calc((1240px - 100vw)/2) 24px;min-height:250px;width:100vw}
.ranking-hero .crumb{color:#c4c7ce;padding-bottom:30px}.ranking-hero .crumb a{color:#c4c7ce}.ranking-hero h1{font-size:30px;font-weight:500;margin-bottom:16px}.hero-edition{display:inline-block;font-size:18px;color:#555;background:white;border-radius:3px;padding:1px 14px;margin-left:18px;vertical-align:middle;font-weight:400}
.ranking-hero p{max-width:920px;color:#e1e2e5;font-size:14px;line-height:1.8;margin-bottom:10px}.ranking-hero summary{color:#ddd;font-size:13px;cursor:pointer}.ranking-hero details p{font-size:13px;margin-top:8px}
.ranking-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(260px,1fr);gap:20px;align-items:start}.ranking-main{min-width:0}.ranking-sidebar{display:flex;flex-direction:column;gap:18px}.side-title{font-size:17px;font-weight:600;padding:14px 17px;border-bottom:1px solid #eee;border-left:4px solid #e60020}.side-link{display:block;font-family:inherit;background:#fff;color:#555;border:0;border-bottom:1px solid #eee;width:calc(100% - 32px);margin:0 16px;text-align:left;font-size:14px;padding:15px 0}.side-link:hover,.side-link.active{color:#e60020}.side-link.active{font-weight:600}.explore-link{display:block;padding:8px 0;border:0;background:transparent;color:#777}
.ranking-list{padding:16px}.list-title{display:flex;align-items:center;gap:12px;margin-bottom:16px}.list-title h2{font-size:16px;font-weight:600;border-left:4px solid #e60020;padding-left:10px;white-space:nowrap}.list-title>span{font-size:12px;color:#999;white-space:nowrap}.rank-search{display:flex;border:1px solid #ddd;border-radius:3px;height:34px;margin-left:auto;max-width:245px}.rank-search input{min-width:0;width:180px;border:0;background:transparent;padding:6px 10px;font:inherit;font-size:12px}.rank-search button{padding:0 10px;border:0;background:#f7f7f8;color:#888}
.rank-filter-panel{border-top:1px solid #eee;border-bottom:1px solid #eee;margin-bottom:12px;padding:10px 0}.rank-filter-panel summary{color:#777;font-size:13px;cursor:pointer}.rank-filter-panel[open]>summary{margin-bottom:18px}
.list-controls{display:flex;align-items:center;gap:10px;font-size:12px;color:#999;padding:8px 0}.list-controls label{display:flex;align-items:center;gap:9px}.list-controls select{border:1px solid #ddd;background:#fafafa;border-radius:3px;font:inherit;color:#666;max-width:190px;padding:5px 9px}.list-controls button{border:1px solid #ddd;background:#fff;color:#777;border-radius:3px;padding:5px 12px}
.rank-table{width:100%;table-layout:auto}.rank-table thead th{background:#f5f5f7;color:#888;border:0;font-size:12px;font-weight:400;padding:13px 12px;white-space:nowrap}.rank-table tbody td{padding:23px 12px;font-size:13px;border-bottom:1px solid #eee;vertical-align:middle;color:#666}.rank-table tbody tr{cursor:default}.rank-table tbody tr:hover{background:#fcfcfd}.rank-table th:first-child{width:55px}.rank-table th:nth-child(2){width:45%}.rank-table td.comp-cell{min-width:230px}.comp-name{font-size:17px;font-weight:400;color:#555}.comp-name:hover{color:#e60020}.comp-meta{color:#999;font-size:12px;margin:2px 0 8px}.comp-tags{display:flex;flex-wrap:wrap;gap:5px;margin:4px 0}.tag-chip{display:inline-block;font-size:11px;color:#999;padding:1px 7px;border:0;background:#f6f6f8;border-radius:3px;line-height:1.5;font-weight:400;margin:0}.evidence-note{display:block;color:#aaa;font-size:11px;margin-top:6px}.rank-badge{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;background:#f0f0f0;color:#999;font-size:13px;border-radius:4px;font-weight:400;box-shadow:none}.rank-badge.r1{background:#ead45b;color:white}.rank-badge.r2{background:#acc0c5;color:white}.rank-badge.r3{background:#e4b794;color:white}.score-cell b{color:#555;font-size:16px;font-weight:400}.table-unit{display:block;color:#aaa;font-size:10px;white-space:nowrap}
.pagination{display:flex;align-items:center;justify-content:flex-end;gap:8px;padding:18px 0 2px;font-size:12px;color:#999}.pagination span{margin-right:auto}.pagination button{padding:5px 12px;background:#fff;border:1px solid #ddd;color:#666;border-radius:3px}.pagination button:disabled{opacity:.4;cursor:default}
.weights-details{padding:16px;margin-top:20px}.weights-details summary{font-size:14px;cursor:pointer}.weights-details .weight-grid{padding:20px 0;gap:20px}.weight-item span{font-size:12px}.weight-item b{color:#888;float:right;font-weight:400}.weight-item input{display:block;width:100%;margin-top:8px;accent-color:#e60020}.weights-details button{padding:6px 12px;border:1px solid #ddd;background:white;color:#666;border-radius:3px;margin-top:10px}
.source-section,.method-intro,.classification-note,.method-references{margin-top:20px;margin-bottom:20px}.source-section h2,.method-intro h2,.classification-note h2,.method-references h2,.card-pad>h2{font-size:18px;font-weight:500;margin-bottom:12px;color:#444}.source-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px 24px;margin-top:20px}.source-grid a{padding-bottom:12px;border-bottom:1px solid #eee}.source-grid strong{display:block;font-size:13px;color:#666;font-weight:400}.source-grid span{display:block;font-size:11px;color:#999;margin-top:5px}.legal-small{font-size:11px;color:#999;line-height:1.8;margin-top:15px}.source-grid a:hover strong{color:#e60020}
.route-companies{max-width:none;padding-left:0;padding-right:0;padding-top:0}.directory-filter{background:white;padding:40px max(20px,calc((100vw - 1000px)/2)) 22px}.directory-search{display:flex;height:48px;border:1px solid #ddd;border-radius:3px;margin-bottom:28px;overflow:hidden}.directory-search input{font:inherit;padding:10px;min-width:0;flex:1;border:0;background:transparent}.directory-search button{background:#df0000;border:0;color:white;font-size:16px;padding:0 32px}
.frow{display:flex;align-items:flex-start;padding:9px 0;gap:20px;border:0}.frow-label{font-size:13px;flex:0 0 95px;text-align:left;padding-top:5px;color:#555;font-weight:600}.frow-opts{display:flex;flex-wrap:wrap;align-items:center;gap:5px 9px;flex:1;min-width:0}.fchip{font:inherit;font-size:13px;background:none;border:0;color:#666;padding:5px 9px;border-radius:2px;white-space:normal;text-align:left;line-height:1.6}.fchip:hover{color:#e60020;background:#fff5f5}.fchip.active{background:#fce9e9;color:#e60020;border:0;box-shadow:none}.filter-expand{background:transparent;border:0;color:#e60020;font-size:12px;padding:5px 9px;white-space:nowrap}.filter-actions{display:flex;justify-content:space-between;border-top:1px solid #eee;margin-top:14px;padding-top:14px;gap:12px}.filter-actions button{background:transparent;border:0;color:#999;font-size:12px;text-align:left}.filter-actions button:hover{color:#e60020}.filter-hint{color:#aaa;font-size:10px;margin-top:14px;line-height:1.8}.filter-advanced{border-top:1px solid #eee;margin-top:15px;padding-top:8px}.numeric-filters{display:flex;flex-wrap:wrap;gap:12px;margin-top:15px;align-items:end}.numeric-filters label{font-size:11px;color:#888;display:flex;flex-direction:column;gap:5px}.numeric-filters input{padding:6px 9px;width:150px;border:1px solid #ddd;border-radius:3px;font:inherit}
.directory-results{max-width:1000px;margin:0 auto;padding:22px 0}.directory-summary{display:flex;align-items:center;justify-content:space-between;color:#999;font-size:14px;margin-bottom:12px}.directory-summary b{font-weight:400}.directory-company{padding:23px 24px;margin-bottom:14px;position:relative}.directory-name h2{font-size:19px;line-height:1.4;font-weight:600;color:#444;margin:0}.directory-name:hover h2{color:#e60020}.directory-name>span{display:block;color:#999;font-size:13px;margin-top:2px}.directory-demo{position:absolute;right:0;top:0;color:#a48648;background:#f9edcc;font-size:11px;padding:3px 10px}.directory-tags{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}.directory-tags button:hover{background:#fce9e9;color:#e60020}.directory-metrics{display:flex;flex-wrap:wrap;gap:16px;font-size:11px;color:#aaa;padding-top:8px}.directory-metrics b{font-weight:500;color:#777}.directory-metrics a{color:#999;margin-left:auto}.directory-metrics a:hover{color:#e60020}
.page-title{color:#444;font-weight:500}.page-sub{color:#999}.method-intro p,.classification-note p{font-size:13px;color:#777;margin:12px 0;line-height:1.9}.method-intro h3{font-size:15px;margin-top:20px;font-weight:500}.formula-box{background:#f7f7f8;border:0;color:#777;border-radius:3px;font-size:13px;padding:18px;line-height:1.9}.mdl-card{box-shadow:none;border:0;border-radius:3px;border-top:3px solid}.mdl-head h3{font-size:17px;color:#555}.mdl-grid{grid-template-columns:1fr 1fr}.mi-note{font-size:12px;color:#999}.schema-table{margin-top:16px}.schema-table table{width:100%;border-collapse:collapse;font-size:12px}.schema-table th{font-weight:400;color:#999;background:#f7f7f8}.schema-table th,.schema-table td{text-align:left;padding:10px 12px;border-bottom:1px solid #eee}.method-references article{padding:16px 0;border-bottom:1px solid #eee}.method-references a{font-size:14px;color:#555}.method-references a:hover{color:#e60020}.method-references p{font-size:12px;color:#999;margin-top:6px}.detail-hero{background:#59606b url('../assets/ranking-banner.png') center/cover;border-radius:4px}.dh-tags .tag-chip{color:#eee;background:#ffffff1a}.site-footer{background:#fff;color:#888;border-top:1px solid #ddd;margin-top:20px}.site-footer .footer-h{color:#666}.site-footer .footer-links{color:#999}.site-footer .footer-bottom{color:#999;border-top:1px solid #eee}.footer-legal{color:#aaa;font-size:11px}.footer-brand>div>div{color:#666!important}.footer-brand>div:nth-child(2){color:#999!important}.btn{border-radius:3px}.btn-primary{background:#e60020;border-color:#e60020}.btn-primary:hover{background:#c7001b}.btn-ghost{border-color:#ddd;color:#777}.back-link{color:#999}.empty{padding:40px 20px;color:#999}.empty b{color:#666}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid #e60020;outline-offset:3px}
@media(min-width:1280px){.ranking-hero{margin-left:calc((1240px - 100vw)/2);margin-right:calc((1240px - 100vw)/2)}}
@media(max-width:1279px){.ranking-hero{margin-left:-20px;margin-right:-20px}.header-inner{gap:30px}.main-nav{gap:15px}}
@media(max-width:1000px){.container{padding-left:18px;padding-right:18px}.ranking-hero{margin-left:-18px;margin-right:-18px}.brand-en{display:none}.main-nav a{font-size:14px}.header-inner{gap:20px}.demo-tag{display:none}.announcement strong{font-size:20px}.announcement span{font-size:16px}.home-layout,.ranking-layout{grid-template-columns:minmax(0,1fr) 270px}.ranking-product{padding:22px}.product-title h2{font-size:24px}.list-title{flex-wrap:wrap}.rank-search{margin-left:0}.list-title h2{white-space:normal}.directory-results{padding:20px}.directory-summary{flex-wrap:wrap;gap:8px}}
@media(max-width:760px){.announcement{min-height:64px}.announcement .container{gap:8px 16px;flex-wrap:wrap;padding:12px 18px}.announcement strong{font-size:17px}.announcement span{font-size:12px}.announcement a{font-size:12px;padding:3px 10px}.header-inner{height:auto;min-height:100px;flex-wrap:wrap;gap:0;padding-top:12px}.brand{width:100%}.brand-name{font-size:15px}.main-nav{width:100%;gap:18px;overflow:auto;justify-content:flex-start}.main-nav a{font-size:13px;padding:13px 0}.app{padding-top:18px}.home-layout,.ranking-layout{grid-template-columns:1fr}.home-sidebar,.ranking-sidebar{display:grid;grid-template-columns:1fr}.home-sidebar .home-image{display:none}.ranking-products{padding:14px}.ranking-product{padding:22px 18px 18px}.product-title h2{font-size:22px}.product-title span{font-size:13px}.ranking-product p{font-size:11px}.product-tags{gap:5px}.product-tags a,.product-tags button{font-size:11px;padding:2px 7px}.ranking-hero{margin-top:-18px;padding:16px 18px 24px;min-height:230px}.ranking-hero h1{font-size:24px}.hero-edition{font-size:13px;margin-left:10px}.ranking-hero .crumb{padding-bottom:22px}.ranking-hero p{font-size:12px}.ranking-list{padding:12px}.rank-table{min-width:660px}.rank-table th:nth-child(2){width:auto}.rank-table tbody td{padding:18px 10px}.rank-table td.comp-cell{min-width:190px}.table-wrap{overflow:auto}.list-title{gap:8px}.rank-search{max-width:none;width:100%;margin-top:5px}.rank-search input{flex:1}.ranking-sidebar{order:2}.directory-filter{padding:24px 18px 16px}.directory-search{height:44px;margin-bottom:20px}.directory-search button{padding:0 20px;font-size:14px}.frow{gap:7px;padding:7px 0}.frow-label{flex-basis:76px;font-size:11px}.frow-opts{gap:3px}.fchip{font-size:11px;padding:4px 6px}.filter-hint{font-size:10px}.directory-results{padding:18px}.directory-summary .list-controls>span{display:none}.directory-company{padding:20px 16px}.directory-name h2{font-size:17px}.directory-tags{gap:5px}.directory-metrics{gap:6px 12px}.directory-metrics a{margin-left:0}.source-grid{grid-template-columns:1fr}.mdl-grid{grid-template-columns:1fr}.detail-grid{grid-template-columns:1fr!important}.weight-grid{grid-template-columns:1fr!important}.section-heading h1,.section-heading h2{font-size:20px}.source-section,.card-pad{padding:18px}.schema-table table{min-width:440px}.site-footer .footer-top{grid-template-columns:1fr 1fr}.site-footer .footer-brand{grid-column:1/-1}}

/* Full-width hero follows the document width, including its scrollbar. */
.route-rankings{max-width:none;padding-left:0;padding-right:0}
.route-rankings .ranking-hero{width:100%;margin-left:0;margin-right:0;padding-left:max(20px,calc((100% - 1240px)/2));padding-right:max(20px,calc((100% - 1240px)/2))}
.route-rankings .ranking-layout{max-width:1280px;margin:0 auto;padding:0 20px}
@media(max-width:760px){.route-rankings .ranking-layout{padding:0 18px}.route-rankings .ranking-hero{padding-left:18px;padding-right:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.container{max-width:1200px}
.home-layout{max-width:1100px;margin:0 auto}
.home-layout>*{min-width:0}
.ranking-product{position:relative;isolation:isolate;background-image:none;padding-top:22px;padding-bottom:14px}
.ranking-product:before{content:"";position:absolute;inset:0;background:url('../assets/ranking-banner.png') center/cover;opacity:.1;z-index:-1;border-radius:inherit}
.product-title h2{font-size:26px}
.route-rankings{max-width:none}
.route-rankings .ranking-layout{max-width:1200px}
.route-rankings .ranking-hero{padding-left:max(20px,calc((100% - 1160px)/2));padding-right:max(20px,calc((100% - 1160px)/2))}
.comp-cell .comp-name{font-size:17px;font-weight:400;display:block;color:#555}
.frow-label{background:transparent;border-radius:0;padding-left:0;padding-right:0}
.directory-filter{padding-left:max(20px,calc((100% - 880px)/2));padding-right:max(20px,calc((100% - 880px)/2))}
.directory-results{max-width:880px}
@media(max-width:1000px){.directory-results{padding:20px}}
@media(max-width:760px){.directory-filter{padding-left:18px;padding-right:18px}.directory-results{padding:18px}.route-rankings .ranking-hero{padding-left:18px;padding-right:18px}}
@media(max-width:760px){.home-layout{grid-template-columns:minmax(0,1fr)}.ranking-product{min-width:0}.comp-cell .comp-name{font-size:16px}.fchip{min-height:32px}.filter-expand{min-height:32px}.directory-tags .tag-chip{min-height:30px;display:flex;align-items:center}.product-tags button,.product-tags a{min-height:28px;display:flex;align-items:center}}
@media(max-width:760px){.product-title h2{font-size:22px}.list-controls{flex-wrap:wrap}.list-controls button{white-space:nowrap}.list-controls>span{display:none}.numeric-filters input{width:135px}}
.rank-table tbody td{padding-top:14px;padding-bottom:14px}
.rank-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px 14px;margin-bottom:12px;border-top:1px solid #eee}
.rank-toolbar .rank-filter-panel{flex:1;margin:0;border:0;padding:8px 0}
.rank-toolbar .rank-filter-panel[open]{flex-basis:100%}
.rank-toolbar .list-controls{flex:0 0 auto}
.rank-toolbar .list-controls>span{display:none}
@media(max-width:760px){.rank-toolbar{display:block}.rank-toolbar .list-controls{padding-top:0}.rank-table tbody td{padding-top:14px;padding-bottom:14px}}
.directory-tags-more{display:flex;flex-wrap:wrap;gap:6px;flex-basis:100%;padding-top:4px}
.directory-tags-more[hidden]{display:none}
.directory-tags .tag-chip{font-size:12px;color:#5d5d64;background:#f3f3f5;padding:4px 8px}
.directory-tags .tags-toggle{border:0;background:transparent;color:#bf001b;font-size:12px;padding:4px 8px;cursor:pointer}
.directory-tags .tags-toggle:hover{text-decoration:underline;text-underline-offset:3px}
.directory-name>span,.directory-summary,.directory-metrics{color:#666}
.directory-metrics{font-size:12px}
.filter-hint,.filter-actions button,.sample-note,.footer-legal{color:#666;font-size:12px}
@media(max-width:760px){.directory-tags .tag-chip,.directory-tags .tags-toggle{min-height:34px}}