:root{--blue:#0059b5;--blue2:#0874cf;--deep:#003f86;--light:#eef6ff;--bg:#f3f7fb;--card:#fff;--ink:#1c3148;--muted:#71869c;--line:#dce7f2;--green:#12805c;--orange:#e6811a;--shadow:0 10px 26px rgba(0,70,140,.08)}
    *{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}.wrap{width:1320px;margin:0 auto}.page{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,#f8fcff 0,#f3f7fb 360px,#f3f7fb 100%)}
    .line{height:5px;background:var(--blue)}.topbar{height:38px;background:#f8fbff;border-bottom:1px solid #d8e6f3;color:#536f89;font-size:14px}.topbar .wrap{height:38px;display:flex;align-items:center;justify-content:space-between}.topbar strong{color:var(--blue)}.topbar .right{display:flex;gap:22px;align-items:center}.topbar a{color:var(--blue);font-weight:800}.mast{height:104px;background:#fff;border-bottom:1px solid var(--line)}.mast .wrap{height:104px;display:flex;align-items:center;gap:20px}.logo{width:68px;height:68px;border-radius:50%;background:linear-gradient(135deg,var(--blue),#0b82da);box-shadow:0 8px 22px rgba(0,89,181,.2);display:grid;place-items:center;color:#fff;font-weight:900;overflow:hidden}.logo:not(.has-image):before{content:"电标"}.logo.has-image{background:#fff;padding:6px}.logo img{width:100%;height:100%;object-fit:contain;display:block}.brand{min-width:500px}.brand h1{font-size:32px;margin:0;color:var(--blue);letter-spacing:1px}.brand p{margin:8px 0 0;color:#75889c;font-size:14px}.search{margin-left:auto;width:520px;height:46px;border:2px solid var(--blue);display:flex;background:#fff;border-radius:4px;overflow:hidden}.search input{border:0;outline:0;flex:1;padding:0 16px;font-size:16px}.search button{width:100px;border:0;background:var(--blue);color:#fff;font-size:17px;font-weight:900}
    .nav{height:58px;background:var(--blue);box-shadow:0 5px 16px rgba(0,89,181,.22)}.nav .wrap{height:58px;display:flex}.nav a{height:58px;padding:0 22px;display:flex;align-items:center;color:#fff;font-size:17px;font-weight:900;border-right:1px solid rgba(255,255,255,.15)}.nav a:first-child{border-left:1px solid rgba(255,255,255,.15)}.nav a.active{background:var(--deep)}.nav a.more{margin-left:auto;background:var(--blue2)}
    .main{padding:28px 0 58px;flex:1 0 auto}.crumb{height:38px;color:#71869c;font-size:14px}.crumb b{color:var(--blue)}.sectionHead{display:flex;align-items:center;justify-content:space-between;margin:12px 0 16px}.sectionTitle{display:flex;align-items:center;font-size:23px;font-weight:900}.sectionTitle:before{content:"";width:5px;height:25px;background:var(--blue);margin-right:10px;border-radius:2px}.more{color:var(--blue);font-weight:900}.intro{height:92px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:space-between;padding:0 28px;margin-bottom:24px}.intro h2{font-size:24px;margin:0 0 8px;color:#17324d}.intro p{margin:0;color:#6d8195}.intro .notice{height:38px;padding:0 16px;background:#eef7ff;border:1px solid #c9def2;color:var(--blue);display:flex;align-items:center;font-weight:900}

    .heroPower{height:322px;margin-bottom:28px;background:linear-gradient(90deg,rgba(0,63,134,.82),rgba(0,89,181,.38) 54%,rgba(230,244,255,.92)),linear-gradient(135deg,#d8e9f8,#f8fbff);border:1px solid #c9dff2;box-shadow:var(--shadow);position:relative;overflow:hidden}.heroPower:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,rgba(0,89,181,.10) 0 2px,transparent 2px 78px),repeating-linear-gradient(0deg,rgba(0,89,181,.08) 0 2px,transparent 2px 62px),linear-gradient(104deg,transparent 0 24%,rgba(255,255,255,.36) 25% 26%,transparent 27% 100%)}.heroPower:after{content:"";position:absolute;right:110px;bottom:42px;width:360px;height:170px;border-left:10px solid rgba(0,89,181,.26);border-top:10px solid rgba(0,89,181,.26);border-radius:120px 0 0 0;transform:skewX(-8deg)}.heroCopy{position:absolute;left:46px;top:48px;color:#fff;width:370px}.heroCopy .label{display:inline-flex;height:30px;padding:0 13px;align-items:center;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.16);font-weight:900}.heroCopy h2{font-size:38px;line-height:1.18;margin:18px 0 14px;text-shadow:0 2px 10px rgba(0,40,80,.24)}.heroCopy p{font-size:16px;line-height:1.8;margin:0;color:#edf7ff}.heroBtns{display:flex;gap:12px;margin-top:22px}.heroBtn{height:42px;padding:0 22px;border-radius:4px;display:flex;align-items:center;font-weight:900}.heroBtn.white{background:#fff;color:var(--blue)}.heroBtn.outline{border:1px solid rgba(255,255,255,.65);color:#fff}.heroMenu{position:absolute;left:395px;top:0;width:230px;background:rgba(0,89,181,.94);box-shadow:0 16px 28px rgba(0,50,105,.28);border:1px solid rgba(255,255,255,.13)}.heroMenu a{height:46px;padding:0 22px;color:#eaf6ff;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;font-weight:800}.heroMenu a:before{content:"";width:5px;height:5px;border-radius:50%;background:#cdeaff;margin-right:10px}.heroMenu a.active{background:#003f86;color:#fff}.heroPay{position:absolute;right:34px;top:34px;width:300px;background:rgba(255,255,255,.92);border:1px solid #c7ddf1;padding:20px 22px;color:#1f3d59}.heroPay b{display:block;color:var(--blue);font-size:20px;margin-bottom:10px}.heroPay span{display:block;color:#617991;line-height:1.7}.heroPay .payLine{height:36px;margin-top:15px;background:#eef7ff;border:1px solid #c6dff5;color:var(--blue);font-weight:900;display:flex;align-items:center;justify-content:center}
    .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden}.thumb{height:138px;background:linear-gradient(135deg,#e8f3ff,#fff);display:grid;place-items:center}.file{width:64px;height:80px;background:#fff;border-radius:6px;box-shadow:0 10px 22px rgba(0,70,130,.1);position:relative}.file:before{content:"";position:absolute;right:0;top:0;border-left:19px solid transparent;border-top:19px solid #afd4f5}.file:after{content:attr(data-type);position:absolute;left:10px;bottom:13px;color:var(--blue);font-weight:900}.body{padding:16px}.body h3{height:50px;line-height:1.45;font-size:17px;margin:0;color:#1d334a}.meta{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0;color:#7a8da0;font-size:13px}.foot{display:flex;align-items:center;justify-content:space-between}.price{font-size:20px;color:#d46b08;font-weight:900}.payBtn{height:34px;padding:0 13px;background:var(--blue);color:#fff;border-radius:4px;font-size:13px;font-weight:900;display:flex;align-items:center}.categoryBlock{margin-bottom:30px}.categoryBlock:last-child{margin-bottom:0}
    .layout{display:grid;grid-template-columns:276px 1fr;gap:22px}.side{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.sideTitle{height:52px;background:var(--blue);color:#fff;font-size:18px;font-weight:900;display:flex;align-items:center;padding:0 18px}.sideItem{height:48px;padding:0 18px;border-bottom:1px solid #edf3f8;display:flex;align-items:center;justify-content:space-between;font-weight:800}.sideItem.active{color:var(--blue);background:#eef7ff;border-left:4px solid var(--blue);padding-left:14px}.sideItem small{color:#8da2b5}.filter{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:18px;margin-bottom:16px}.filterRow{display:flex;gap:12px;align-items:center;margin-bottom:12px}.filterRow:last-child{margin-bottom:0}.filterLabel{width:76px;color:#6d8195;font-weight:900}.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{height:32px;padding:0 13px;background:#f2f7fc;border:1px solid #d8e6f3;color:#49667f;font-weight:800;display:flex;align-items:center}.chip.active{background:var(--blue);border-color:var(--blue);color:#fff}.countbar{height:50px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;align-items:center;padding:0 18px;margin-bottom:16px;color:#48657f;font-weight:800}.countbar b{color:var(--blue);margin:0 4px}.listGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.pagination{display:flex;justify-content:center;gap:8px;margin-top:26px}.pageNo{height:36px;min-width:36px;background:#fff;border:1px solid #cfddea;color:#49667f;display:grid;place-items:center;font-weight:900}.pageNo.active{background:var(--blue);color:#fff;border-color:var(--blue)}
    .detailTop{display:grid;grid-template-columns:1fr 360px;gap:22px}.panel{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.detailCard{padding:24px}.detailHero{display:grid;grid-template-columns:300px 1fr;gap:24px}.preview{height:246px;background:linear-gradient(135deg,#e8f3ff,#fff);border:1px solid #cde0f2;display:grid;place-items:center}.preview .bigFile{width:120px;height:152px;background:#fff;border-radius:7px;box-shadow:0 15px 30px rgba(0,70,130,.12);position:relative}.preview .bigFile:before{content:"";position:absolute;right:0;top:0;border-left:34px solid transparent;border-top:34px solid #a8d1f3}.preview .bigFile:after{content:"PDF";position:absolute;left:24px;bottom:28px;color:var(--blue);font-weight:900;font-size:30px}.detailInfo h1{font-size:29px;line-height:1.35;margin:0 0 12px}.tags{display:flex;gap:8px;flex-wrap:wrap;margin:15px 0 20px}.tag{height:28px;padding:0 10px;background:#eef4fa;color:#526c85;font-size:13px;font-weight:900;display:flex;align-items:center}.tag.main{background:#e7f4ff;color:var(--blue)}.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.spec{height:48px;background:#f5f8fb;display:flex;align-items:center;padding:0 14px;color:#71869c}.spec b{margin-left:auto;color:#24384d}.payBox{padding:24px}.payBox .priceBig{color:#d46b08;font-size:40px;font-weight:900;line-height:1}.qrArea{height:178px;margin:18px 0 12px;background:#f8fbff;border:1px dashed #aac8e7;display:flex;align-items:center;justify-content:center;gap:18px}.qr{width:116px;height:116px;background:repeating-linear-gradient(90deg,#111 0 5px,#fff 5px 10px),repeating-linear-gradient(0deg,rgba(0,0,0,.28) 0 4px,transparent 4px 9px);background-blend-mode:multiply;border:8px solid #fff;box-shadow:0 0 0 1px #cbd8e6}.qrText b{display:block;color:var(--blue);font-size:18px;margin-bottom:8px}.qrText span{display:block;color:#71869c;font-size:13px;line-height:1.7}.bigBtn{height:52px;background:var(--blue);color:#fff;font-size:18px;font-weight:900;display:flex;align-items:center;justify-content:center}.tips{border-top:1px dashed #cbdcea;margin-top:16px;padding-top:14px;line-height:1.75;color:#71869c;font-size:14px}.article{margin-top:22px;padding:26px}.tabs{display:flex;gap:20px;border-bottom:1px solid var(--line);padding-bottom:13px;margin-bottom:20px}.tab{font-weight:900;color:#60758a}.tab.active{color:var(--blue)}.article p{font-size:16px;line-height:2;color:#43586d}.notice2{background:#fff8e7;border:1px solid #f2d59b;color:#8c6110;padding:15px 18px;font-weight:800}
    .searchHero{padding:26px;margin-bottom:18px}.searchHero h1{font-size:28px;margin:0 0 16px}.searchLarge{display:grid;grid-template-columns:1fr 110px;gap:10px}.searchLarge input{height:52px;border:2px solid var(--blue);padding:0 16px;font-size:17px}.searchLarge button{border:0;background:var(--blue);color:#fff;font-size:18px;font-weight:900}.keywords{margin-top:15px;display:flex;gap:8px;align-items:center;color:#71869c}.keywords a{height:28px;padding:0 10px;background:#eef6ff;color:var(--blue);font-weight:800;font-size:13px;display:flex;align-items:center}.hint{height:54px;background:#f5fbff;border:1px dashed #a6c8e9;color:var(--blue);font-weight:900;display:flex;align-items:center;padding:0 16px;margin-bottom:18px}
    .authShell{display:grid;grid-template-columns:1fr 440px;gap:34px;align-items:center}.authVisual{min-height:520px;background:linear-gradient(135deg,var(--blue),#0b82da);color:#fff;box-shadow:var(--shadow);padding:50px;position:relative;overflow:hidden}.authVisual:after{content:"";position:absolute;right:-120px;bottom:-110px;width:420px;height:420px;border:42px solid rgba(255,255,255,.10);border-radius:50%}.authVisual h1{font-size:39px;line-height:1.25;margin:0 0 16px}.authVisual p{font-size:17px;line-height:1.85;color:#eaf6ff;width:610px}.miniCards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;width:500px;margin-top:30px}.mini{height:110px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:18px}.mini b{display:block;font-size:23px;margin-bottom:8px}.formCard{padding:32px}.formCard h2{font-size:29px;margin:0 0 8px}.formCard .sub{color:#74879a;margin-bottom:24px}.field{margin-bottom:15px}.field label{display:block;margin-bottom:8px;color:#42586e;font-weight:900}.field input{width:100%;height:48px;border:1px solid #ccdbea;padding:0 13px;outline:none;font-size:15px}.submit{width:100%;height:52px;border:0;background:var(--blue);color:#fff;font-size:18px;font-weight:900}.formOptions{display:flex;justify-content:space-between;color:#74879a;font-size:14px;margin:8px 0 22px}.switch{text-align:center;margin-top:20px;color:#74879a}.switch a{color:var(--blue);font-weight:900}.twoFields{display:grid;grid-template-columns:1fr 126px;gap:10px}.codeBtn{height:48px;background:#f3f8ff;border:1px solid #bcd5ef;color:var(--blue);font-weight:900}.agreement{font-size:13px;color:#74879a;line-height:1.7;margin:0 0 18px}
    .userPanel{display:grid;grid-template-columns:276px 1fr;gap:22px}.profile{padding:24px}.avatar{width:82px;height:82px;border-radius:50%;background:linear-gradient(135deg,var(--blue),#0b82da);display:grid;place-items:center;color:#fff;font-size:28px;font-weight:900;margin:0 auto 14px}.profile h3{text-align:center;margin:0 0 6px}.profile p{text-align:center;color:#74879a;margin:0 0 20px}.menuItem{height:48px;display:flex;align-items:center;padding:0 14px;font-weight:900;color:#526c85}.menuItem.active{background:#eef7ff;color:var(--blue);border-left:4px solid var(--blue)}.downloadTable{padding:24px}.tableHead{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.tableHead h2{margin:0}.dlRow{display:grid;grid-template-columns:1fr 110px 120px 100px;gap:12px;min-height:70px;align-items:center;border-top:1px solid var(--line);padding:12px 0}.fileMini{display:flex;gap:12px;align-items:center}.fileIcon{width:44px;height:52px;background:#eaf5ff;color:var(--blue);display:grid;place-items:center;font-weight:900}.fileMini b{display:block}.fileMini span,.dlRow span{color:#74879a;font-size:13px}.status{height:28px;background:#edf9f4;color:var(--green);display:inline-flex;align-items:center;justify-content:center;font-weight:900;font-size:12px}.smallBtn{height:32px;background:var(--blue);color:#fff;font-size:13px;font-weight:900;display:flex;align-items:center;justify-content:center}
.resource-link-button{border:0;cursor:pointer;font-family:inherit}.resource-empty{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:30px;color:#71869c;text-align:center}.resource-form-inline{display:inline}.resource-pay-options{display:flex;gap:10px;margin:18px 0}.resource-pay-options label{height:38px;padding:0 14px;background:#f2f7fc;border:1px solid #d8e6f3;display:flex;align-items:center;font-weight:900;color:#49667f}.resource-pay-options label.active{background:#e8f3ff;border-color:var(--blue);color:var(--blue)}.resource-pay-options input{margin-right:6px}.resource-error{background:#fff1f0;border:1px solid #ffccc7;color:#a8071a;padding:14px 16px;margin:12px 0;font-weight:800}.resource-success{background:#edf9f4;border:1px solid #b7ebd0;color:#12805c;padding:14px 16px;margin:12px 0;font-weight:800}.resource-qrcode canvas{display:block}.resource-downloads-link{color:var(--blue);font-weight:900}.resource-hidden{display:none!important}.resource-pay-submitting .resource-link-button{opacity:.65;cursor:not-allowed}

/* Resource download frontend adjustments */
html body{padding-top:0!important}
.resource-nav-wrap{position:relative;flex:0 0 auto}.resource-nav-trigger{cursor:pointer}.resource-nav-trigger.active{background:var(--deep)}
	.resource-nav-panels{position:relative;z-index:30;flex:0 0 auto}.resource-category-menu{display:none;position:absolute;left:0;right:0;background:#fff;border-bottom:1px solid #cfe0f1;box-shadow:0 16px 32px rgba(0,70,140,.16)}.resource-category-menu.active{display:block}.resource-category-menu-inner{width:1320px;margin:0 auto;display:grid;grid-template-columns:260px 1fr;min-height:250px}.resource-second-list{background:#f2f8ff;border-right:1px solid #d7e7f5;padding:14px 0}.resource-second-trigger{width:100%;min-height:44px;border:0;background:transparent;color:#31536f;text-align:left;padding:0 18px;font-weight:900;cursor:pointer;font-family:inherit}.resource-second-trigger:hover,.resource-second-trigger.active{background:var(--blue);color:#fff}.resource-third-area{padding:18px 22px}.resource-third-panel{display:none}.resource-third-panel.active{display:block}.resource-menu-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.resource-menu-title b{font-size:18px;color:#17324d}.resource-menu-title a{color:var(--blue);font-weight:900}.resource-third-cats{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.resource-third-cats a,.resource-third-cats span{height:30px;padding:0 12px;background:#eef7ff;border:1px solid #cfe3f6;color:#31536f;display:flex;align-items:center;font-weight:800}.resource-menu-search{height:40px;display:flex;max-width:520px;margin-bottom:14px;border:1px solid #c9ddf0;background:#fff}.resource-menu-search input{flex:1;border:0;outline:0;padding:0 12px}.resource-menu-search button{width:86px;border:0;background:var(--blue);color:#fff;font-weight:900}.resource-file-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.resource-file-links a,.resource-menu-empty{min-height:58px;background:#f8fbff;border:1px solid #d9e8f5;padding:10px 12px;color:#4e6982}.resource-file-links a b{display:block;color:#17324d;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.resource-file-links a span{display:block;margin-top:6px;color:#7890a6;font-size:13px}.category-search{display:flex;gap:8px;flex:1}.category-search input[type=search]{height:34px;flex:1;border:1px solid #d3e2ef;padding:0 12px;outline:none}.category-search button{height:34px;border:0;background:var(--blue);color:#fff;font-weight:900;padding:0 18px}.resource-free-download{background:#12805c}.resource-footer{background:#0f2740;color:#b9cbe0;margin-top:20px;flex:0 0 auto}.resource-footer .wrap{padding:26px 0}.resource-footer-links{display:flex;gap:18px;align-items:center;flex-wrap:wrap;font-weight:900}.resource-footer-links a{color:#fff}.resource-footer-links span{margin-left:auto;color:#d8e7f5}.resource-footer-desc{margin-top:10px;color:#8da7bf;font-size:13px}
	.categoryFilterRow{align-items:flex-start}.categoryFilterRow .filterLabel{padding-top:7px}.category-filter-chips{flex:1;max-height:78px;overflow-y:auto;align-content:flex-start;padding-right:4px}.category-filter-chips::-webkit-scrollbar{width:6px}.category-filter-chips::-webkit-scrollbar-thumb{background:#bdd3e8;border-radius:6px}.resource-auth-main{padding:34px 0 58px}.resource-auth-shell{min-height:560px}.authCard{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);align-self:center}.authCard .logon-tab{height:58px;display:grid;grid-template-columns:1fr 1fr;background:#eef6ff}.authCard .logon-tab a{display:flex;align-items:center;justify-content:center;color:#49667f;font-size:16px;font-weight:900}.authCard .logon-tab a.active{background:#fff;color:var(--blue)}.authCard .login-main{padding:28px 34px 32px}.authCard .form-group{margin-bottom:18px}.authCard .control-label{display:block;margin-bottom:8px;color:#42586e;font-weight:900}.authCard .form-control{width:100%;height:46px;border:1px solid #ccdbea;padding:0 13px;outline:none;font-size:15px;box-shadow:none}.authCard .btn-primary{height:50px;background:var(--blue);border:0;font-size:17px;font-weight:900}.authCard .btn-default{height:46px;background:#eef6ff;border:0;color:#49667f;font-weight:900}.authHelpRow{display:flex;justify-content:space-between;align-items:center;color:#74879a}.authHelpRow a{color:var(--blue);font-weight:900}.resource-auth-links{display:flex;gap:18px;align-items:center;font-weight:900}.resource-auth-links a{color:#fff}

/* Backend-managed article detail pages */
.resource-page-hero{padding:30px 34px;margin-bottom:18px;background:linear-gradient(135deg,#f8fbff,#eef6ff);border:1px solid var(--line);box-shadow:var(--shadow)}.resource-page-hero .label{display:inline-flex;height:28px;align-items:center;padding:0 12px;background:#e5f1ff;color:var(--blue);font-weight:900;margin-bottom:14px}.resource-page-hero h1{margin:0;color:#17324d;font-size:30px;line-height:1.35}.resource-page-hero p{margin:12px 0 0;color:#60758a;font-size:16px;line-height:1.8}.resource-page-content{min-height:320px;color:#43586d;font-size:16px;line-height:1.95}.resource-page-content p{margin:0 0 14px}.resource-page-content img{max-width:100%;height:auto}.resource-page-content table{max-width:100%;border-collapse:collapse}

/* Responsive resource frontend layout */
.wrap,.resource-category-menu-inner{max-width:calc(100% - 32px)}.brand{min-width:0}.search{max-width:520px}.card,.panel,.side,.filter,.payBox,.detailCard{min-width:0}
@media (max-width:1200px){.grid{grid-template-columns:repeat(3,minmax(0,1fr))}.listGrid{grid-template-columns:repeat(2,minmax(0,1fr))}.detailTop{grid-template-columns:1fr 320px}.detailHero{grid-template-columns:260px 1fr}.heroPay{width:280px}.brand{min-width:360px}.search{width:420px}.resource-category-menu-inner{grid-template-columns:240px 1fr}}
@media (max-width:992px){.topbar{height:auto}.topbar .wrap{height:auto;min-height:38px;gap:8px;flex-wrap:wrap;padding:8px 0}.topbar .right{gap:12px;flex-wrap:wrap}.mast{height:auto}.mast .wrap{height:auto;min-height:94px;padding:14px 0;flex-wrap:wrap}.logo{width:58px;height:58px}.brand{min-width:0;flex:1}.brand h1{font-size:28px}.brand p{line-height:1.6}.search{order:3;width:100%;max-width:none;margin-left:0}.nav .wrap{overflow-x:auto;overflow-y:hidden;white-space:nowrap;-webkit-overflow-scrolling:touch}.nav .wrap::-webkit-scrollbar{display:none}.nav a{flex:0 0 auto}.nav a.more{margin-left:0}.main{padding-top:22px}.heroPower{height:auto;min-height:0;padding:34px}.heroPower:after{right:18px;bottom:26px;opacity:.6}.heroCopy{position:relative;left:auto;top:auto;width:min(100%,520px)}.heroPay{position:relative;right:auto;top:auto;width:min(100%,360px);margin-top:22px}.layout,.detailTop,.authShell,.userPanel{grid-template-columns:1fr}.authVisual{min-height:360px}.authVisual p,.miniCards{width:auto}.side{order:2}.filterRow{align-items:flex-start}.resource-category-menu-inner{grid-template-columns:220px 1fr}.resource-file-links{grid-template-columns:1fr}.resource-page-hero h1{font-size:26px}}
@media (max-width:768px){.wrap,.resource-category-menu-inner{max-width:calc(100% - 24px)}.topbar{font-size:13px}.topbar .wrap{align-items:flex-start}.mast .wrap{gap:12px}.brand h1{font-size:24px}.brand p{font-size:13px}.search{height:42px}.search input{min-width:0;font-size:14px}.search button{width:82px;font-size:15px}.nav{height:auto}.nav .wrap{height:52px}.nav a{height:52px;padding:0 16px;font-size:15px}.main{padding:18px 0 38px}.sectionHead{align-items:flex-start;gap:10px}.sectionTitle{font-size:20px}.heroPower{padding:26px 20px;margin-bottom:22px}.heroPower:after{display:none}.heroCopy h2{font-size:30px}.heroCopy p{font-size:15px}.heroPay{padding:16px 18px}.grid,.listGrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.thumb{height:122px}.body{padding:14px}.body h3{height:auto;min-height:46px}.resource-category-menu{position:static}.resource-category-menu-inner{grid-template-columns:1fr;min-height:0}.resource-second-list{display:flex;overflow-x:auto;border-right:0;border-bottom:1px solid #d7e7f5;padding:8px}.resource-second-trigger{width:auto;flex:0 0 auto;white-space:nowrap;padding:0 14px}.resource-third-area{padding:14px}.detailHero{grid-template-columns:1fr}.preview{height:210px}.specs{grid-template-columns:1fr}.qrArea{height:auto;padding:16px;flex-wrap:wrap}.resource-footer .wrap{padding:22px 0}.resource-footer-links{gap:12px}.resource-footer-links span{margin-left:0;width:100%}.authVisual{padding:30px}.authVisual h1{font-size:30px}.miniCards{grid-template-columns:1fr}.formCard,.authCard .login-main{padding:24px}.resource-page-content{font-size:15px}}
@media (max-width:640px){.wrap,.resource-category-menu-inner{max-width:calc(100% - 20px)}.line{height:4px}.topbar .wrap>div:first-child span,.topbar .right span{display:none}.mast .wrap{display:grid;grid-template-columns:50px 1fr;align-items:center}.logo{width:50px;height:50px}.brand h1{font-size:22px}.brand p{display:none}.search{grid-column:1/-1}.heroPower{padding:22px 16px}.heroCopy .label{height:28px;font-size:13px}.heroCopy h2{font-size:27px;line-height:1.25}.heroCopy p{line-height:1.7}.heroPay{width:100%;margin-top:18px}.heroPay b{font-size:18px}.grid,.listGrid{grid-template-columns:1fr}.card{width:100%}.foot{gap:12px}.payBtn{min-width:88px;justify-content:center}.layout{gap:16px}.filterRow{display:block}.filterLabel{width:auto;margin-bottom:8px}.category-search{width:100%}.countbar{height:auto;min-height:48px;line-height:1.6;padding:10px 14px;display:block}.detailCard,.payBox,.article,.downloadTable,.profile{padding:18px}.detailInfo h1{font-size:23px}.tabs{gap:12px;overflow-x:auto}.resource-pay-options{flex-wrap:wrap}.dlRow{grid-template-columns:1fr;gap:8px}.resource-page-hero{padding:22px 18px}.resource-page-hero h1{font-size:24px}.resource-page-content{min-height:240px}.resource-footer-links{display:grid;grid-template-columns:repeat(3,auto);justify-content:start}.resource-footer-desc{line-height:1.7}}

/* Many category navigation overflow menu */
.resource-more-wrap{position:relative;margin-left:auto;display:flex}.resource-more-wrap .more{margin-left:0;background:var(--blue2)}.resource-more-menu{display:none;position:absolute;right:0;top:58px;width:min(760px,calc(100vw - 32px));background:#fff;border:1px solid #cfe0f1;box-shadow:0 18px 36px rgba(0,70,140,.18);padding:16px;z-index:60}.resource-more-menu.active{display:block}.resource-more-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;color:#17324d}.resource-more-head b{font-size:17px}.resource-more-head a{color:var(--blue);font-weight:900}.resource-more-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.resource-more-grid a,.resource-more-empty{min-height:38px;background:#f3f8ff;border:1px solid #d8e8f7;color:#31536f;padding:8px 10px;font-weight:900;line-height:1.45}.resource-more-grid a:hover{background:var(--blue);border-color:var(--blue);color:#fff}
@media (max-width:992px){.resource-more-wrap{margin-left:0;flex:0 0 auto}.resource-more-menu{top:52px;right:0}.resource-more-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:640px){.resource-more-menu{position:fixed;left:10px;right:10px;top:auto;margin-top:52px;width:auto;max-height:62vh;overflow:auto}.resource-more-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.resource-more-head{position:sticky;top:0;background:#fff;padding-bottom:8px}}

/* Category page: first-level sidebar and second-level filter */
.category-filter-empty{min-height:32px;display:flex;align-items:center;color:#7b90a5;background:#f7fbff;border:1px dashed #c8ddef;padding:0 12px;font-weight:800}.category-filter-current{background:#e8f3ff;border-color:#bcd8f2;color:var(--blue)}