:root{
  --blue:#1478f2;
  --blue-dark:#0758bd;
  --navy:#10243e;
  --muted:#67798e;
  --line:#dfe7f0;
  --soft:#f4f7fb;
  --container:1220px;
  --shadow:0 18px 48px rgba(24,63,108,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;overflow-x:hidden;color:var(--navy);background:#fff;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:16px;line-height:1.6}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
.resource-container{width:min(var(--container),calc(100% - 48px));margin:auto}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.skip-link{position:fixed;top:-70px;left:18px;z-index:100;padding:10px 16px;color:#fff;background:#082956;border-radius:8px}
.skip-link:focus{top:18px}

.resource-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(216,227,239,.9);backdrop-filter:blur(14px)}
.header-inner{display:flex;align-items:center;min-height:72px;gap:28px}
.brand{display:flex;align-items:center;gap:13px;flex:0 0 auto}
.brand img{width:112px;height:auto}
.brand span{padding-left:13px;color:#65768a;border-left:1px solid #dce5ef;font-size:14px;font-weight:700}
.resource-nav{display:flex;align-items:center;justify-content:center;gap:29px;margin-left:auto}
.resource-nav a{position:relative;padding:24px 0;color:#53657b;font-size:14px;font-weight:700;transition:color .2s ease}
.resource-nav a:hover,.resource-nav a.active{color:var(--blue)}
.resource-nav a.active::after{content:"";position:absolute;right:0;bottom:0;left:0;height:3px;background:var(--blue);border-radius:3px 3px 0 0}
.header-action{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 18px;color:#fff;background:var(--blue);border-radius:8px;font-size:14px;font-weight:800;transition:background .2s ease,transform .2s ease}
.header-action:hover{background:var(--blue-dark);transform:translateY(-1px)}
.menu-toggle{display:none;width:44px;height:44px;padding:11px;background:#eef6ff;border:1px solid #cfe1f4;border-radius:9px}
.menu-toggle span{display:block;height:2px;margin:4px 0;background:#1c4f82}
.menu-toggle b{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

.resource-hero{
  position:relative;
  display:flex;
  align-items:center;
  min-height:292px;
  overflow:hidden;
  border-bottom:1px solid rgba(144,183,222,.32);
  background:
    radial-gradient(circle at 86% 26%,rgba(43,146,249,.30),transparent 34%),
    radial-gradient(circle at 4% 100%,rgba(93,88,244,.13),transparent 31%),
    linear-gradient(110deg,#e9efff 0%,#e7f2ff 51%,#d6eaff 100%);
}
.resource-hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    linear-gradient(90deg,rgba(255,255,255,.35),transparent 30%,transparent 70%,rgba(255,255,255,.2)),
    repeating-linear-gradient(90deg,transparent 0,transparent 119px,rgba(80,135,190,.025) 120px);
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 390px;align-items:center;gap:62px;padding:30px 0}
.hero-breadcrumb{display:flex;align-items:center;gap:8px;margin-bottom:7px;color:#718197;font-size:12px}
.hero-breadcrumb a:hover{color:var(--blue)}
.hero-breadcrumb b{color:#51657c;font-weight:700}
.hero-copy h1{margin:0;font-size:clamp(40px,4.2vw,54px);line-height:1.12;letter-spacing:-.045em}
.hero-copy>p{margin:7px 0 0;color:#5f7187;font-size:15px}
.hero-shortcuts{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.hero-shortcuts button{min-height:31px;padding:0 11px;color:#53677e;background:rgba(255,255,255,.58);border:1px solid rgba(202,216,232,.85);border-radius:999px;font-size:12px;font-weight:700}
.hero-shortcuts button:hover,.hero-shortcuts button.active{color:var(--blue);background:#fff;border-color:#bcd8f6}
.hero-library-cards{display:grid;gap:12px}
.hero-library-cards>button{
  position:relative;
  overflow:hidden;
  min-height:106px;
  padding:18px 20px;
  color:#29435f;
  background:linear-gradient(135deg,rgba(255,255,255,.66),rgba(255,255,255,.30));
  border:1px solid rgba(255,255,255,.80);
  border-radius:16px;
  box-shadow:0 18px 44px rgba(28,78,137,.15),inset 0 1px 0 rgba(255,255,255,.78);
  text-align:left;
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  transition:background .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.hero-library-cards>button:hover{background:linear-gradient(135deg,rgba(255,255,255,.76),rgba(255,255,255,.39));border-color:rgba(255,255,255,.96);box-shadow:0 21px 48px rgba(28,78,137,.19),inset 0 1px 0 #fff;transform:translateY(-2px)}
.hero-library-cards>button.active{background:linear-gradient(135deg,rgba(255,255,255,.82),rgba(238,248,255,.48));border-color:rgba(68,148,239,.68);box-shadow:0 21px 50px rgba(20,90,168,.19),inset 0 1px 0 rgba(255,255,255,.92)}
.hero-library-cards button>span{display:flex;align-items:center;justify-content:space-between;gap:20px}
.hero-library-cards b{font-size:18px}
.hero-library-cards strong{color:var(--blue);font-size:29px;line-height:1}
.hero-library-cards small{display:block;margin-top:9px;color:#708196;font-size:12px}
.hero-library-cards em{color:#4d6681;font-style:normal;font-weight:800}

.resource-catalog{padding:56px 0 96px;background:#f6f8fb}
.catalog-controls{display:flex;align-items:center;justify-content:flex-start;gap:35px;padding-bottom:19px;border-bottom:1px solid #dde5ee}
.catalog-search{position:relative;display:block;width:min(430px,42vw);margin-left:auto}
.catalog-search svg{position:absolute;top:50%;left:15px;width:19px;height:19px;fill:none;stroke:#74869a;stroke-width:1.8;stroke-linecap:round;transform:translateY(-50%)}
.catalog-search input{width:100%;height:44px;padding:0 16px 0 45px;color:#263f5a;background:#fff;border:1px solid #d4e0ec;border-radius:10px;box-shadow:0 7px 22px rgba(24,71,124,.055);outline:0;transition:border-color .2s ease,box-shadow .2s ease}
.catalog-search input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(20,120,242,.10),0 7px 22px rgba(24,71,124,.06)}
.library-tabs{display:flex;align-items:center;gap:35px}
.library-tabs button{position:relative;min-height:45px;padding:0 1px;color:#586a7e;background:transparent;border:0;font-size:18px;font-weight:800}
.library-tabs button::after{content:"";position:absolute;right:0;bottom:-20px;left:0;height:3px;background:transparent;border-radius:3px 3px 0 0}
.library-tabs button:hover,.library-tabs button.active{color:var(--blue)}
.library-tabs button.active::after{background:var(--blue)}
.library-tabs small{margin-left:4px;color:#96a3b1;font-size:12px;font-weight:700}
.library-tabs button.active small{color:#6e9bd0}
.category-bar{display:flex;align-items:center;gap:22px;padding:23px 0 7px}
.category-bar>span{color:#708095;font-size:13px;font-weight:700}
.category-bar>div{display:flex;align-items:center;gap:8px}
.category-bar button{min-height:36px;padding:0 14px;color:#53667d;background:transparent;border:1px solid transparent;border-radius:999px;font-size:13px;font-weight:700}
.category-bar button small{margin-left:3px;color:#96a3b1;font-size:12px;font-weight:700}
.category-bar button:hover{color:var(--blue);background:#eef5fd}
.category-bar button.active{color:var(--blue);background:#e8f3ff;border-color:#cfe4fb}
.category-bar button.active small{color:#6e9bd0}

.resource-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:22px}
.resource-card{
  position:relative;
  display:flex;
  min-width:0;
  min-height:314px;
  padding:24px;
  flex-direction:column;
  background:#fff;
  border:0;
  border-radius:17px;
  box-shadow:0 12px 36px rgba(26,66,113,.065);
  transition:transform .24s ease,box-shadow .24s ease;
}
.resource-card:hover{box-shadow:0 22px 50px rgba(26,66,113,.12);transform:translateY(-5px)}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.card-labels{display:flex;align-items:center;flex-wrap:wrap;gap:7px}
.card-kind{display:inline-flex;align-items:center;min-height:27px;padding:0 9px;color:#146dcc;background:#eaf4ff;border-radius:6px;font-size:12px;font-weight:800}
.resource-card.is-plan .card-kind{color:#5f56b7;background:#f0efff}
.resource-card.is-drill .card-kind{color:#146dcc;background:#eaf4ff}
.resource-card.is-standard .card-kind{color:#795414;background:#fff1c7}
.card-subtype{display:inline-flex;align-items:center;min-height:27px;padding:0 9px;color:#53677d;background:#f4f6f9;border:1px solid #e2e8ef;border-radius:6px;font-size:12px;font-weight:700}
.resource-card.is-standard .card-subtype{color:#26715c;background:#edf8f4;border-color:#d6eee6}
.resource-card h3{margin:16px 0 0;font-size:19px;line-height:1.5}
.resource-card h3 button{padding:0;color:inherit;background:none;border:0;text-align:left;font-weight:900}
.resource-card h3 button:hover,.resource-card h3 button:focus-visible{color:var(--blue);outline:0}
.card-code{margin:8px 0 0;color:#6e7f92;font-size:13px;font-weight:700}
.card-summary{
  display:-webkit-box;
  min-height:45px;
  margin:12px 0 0;
  overflow:hidden;
  color:#64768b;
  font-size:13px;
  line-height:1.72;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:2;
}
.card-meta{display:flex;align-items:center;gap:8px;margin-top:13px;color:#63758a;font-size:13px}
.card-meta span+span::before{content:"";display:inline-block;width:3px;height:3px;margin:0 8px 3px 0;background:#9aabba;border-radius:50%}
.resource-card footer{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-top:17px;margin-top:auto;border-top:1px solid #e8edf3}
.resource-card footer small{overflow:hidden;color:#8b98a6;font-size:11px;text-overflow:ellipsis;white-space:nowrap}
.card-open{flex:0 0 auto;padding:3px 0;color:var(--blue);background:none;border:0;font-size:13px;font-weight:800}
.card-open:hover{color:var(--blue-dark)}
.card-open span{display:inline-block;margin-left:5px;transition:transform .2s ease}
.card-open:hover span{transform:translateX(3px)}
.catalog-empty{padding:70px 20px;background:#fff;border-radius:16px;text-align:center;box-shadow:var(--shadow)}
.catalog-empty b{font-size:21px}
.catalog-empty p{margin:7px 0 18px;color:#768699}
.catalog-empty button,.load-more-wrap button{min-height:42px;padding:0 18px;color:var(--blue);background:#fff;border:1px solid rgba(20,120,242,.28);border-radius:999px;font-size:13px;font-weight:800}
.catalog-empty button:hover,.load-more-wrap button:hover{background:#eef6ff;border-color:rgba(20,120,242,.48)}
.load-more-wrap{display:flex;justify-content:center;margin-top:32px}

.resource-footer{padding:30px 0;background:#fff;border-top:1px solid var(--line)}
.footer-inner{display:flex;align-items:center;gap:30px}
.footer-inner>a img{width:94px}
.footer-inner>div{display:flex;gap:22px;margin-left:auto}
.footer-inner>div a{color:#66778b;font-size:13px}
.footer-inner>div a:hover{color:var(--blue)}
.footer-inner p{margin:0;color:#8a97a6;font-size:12px}

.resource-dialog{width:min(760px,calc(100vw - 32px));max-height:calc(100vh - 32px);padding:0;background:#fff;border:0;border-radius:19px;box-shadow:0 34px 100px rgba(5,30,63,.3)}
.resource-dialog::backdrop{background:rgba(5,24,48,.62);backdrop-filter:blur(4px)}
.resource-dialog article>header{display:flex;align-items:start;justify-content:space-between;gap:24px;padding:26px 29px 21px;border-bottom:1px solid #e5ecf4}
.resource-dialog header small{color:var(--blue);font-size:12px;font-weight:800}
.resource-dialog h2{margin:5px 0 0;font-size:26px;line-height:1.4}
.resource-dialog header button{display:grid;place-items:center;flex:0 0 38px;width:38px;height:38px;color:#63758a;background:#f2f6fa;border:0;border-radius:9px;font-size:25px}
.dialog-content{max-height:calc(100vh - 220px);padding:26px 29px;overflow:auto}
.dialog-content>p{margin:0;color:#5f7186;line-height:1.85}
.dialog-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:21px}
.dialog-facts>div{padding:14px;background:#f4f7fb;border-radius:9px}
.dialog-facts small{display:block;color:#8996a5;font-size:11px}
.dialog-facts b{display:block;margin-top:4px;color:#334c67;font-size:14px}
.dialog-outline{margin-top:23px}
.dialog-outline h3{margin:0 0 10px;font-size:17px}
.dialog-outline ol{padding:0;margin:0;counter-reset:item;list-style:none}
.dialog-outline li{position:relative;padding:10px 12px 10px 45px;margin-top:7px;color:#50637a;background:#f7f9fc;border-radius:8px}
.dialog-outline li::before{counter-increment:item;content:counter(item,decimal-leading-zero);position:absolute;left:13px;top:10px;color:var(--blue);font-size:12px;font-weight:900}
.resource-dialog article>footer{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding:17px 29px;border-top:1px solid #e5ecf4}
.resource-dialog footer button,.resource-dialog footer a{display:inline-flex;align-items:center;justify-content:center;min-height:41px;padding:0 17px;border-radius:8px;font-size:13px;font-weight:800}
.resource-dialog footer button{color:#5f7084;background:#fff;border:1px solid #d8e2ec}
.resource-dialog footer a{color:#fff;background:var(--blue);border:1px solid var(--blue)}

@media (max-width:1000px){
  .resource-nav{gap:18px}
  .hero-inner{grid-template-columns:minmax(0,1fr) 350px;gap:38px}
  .resource-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:820px){
  .header-inner{position:relative;min-height:64px}
  .menu-toggle{position:absolute;right:0;top:10px;z-index:2;display:block}
  .resource-nav{position:absolute;top:70px;right:0;left:0;display:none;align-items:stretch;flex-direction:column;gap:0;padding:8px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
  .resource-nav.open{display:flex}
  .resource-nav a{padding:12px 14px}
  .resource-nav a.active::after{display:none}
  .header-action{display:none}
  .resource-hero{min-height:auto}
  .hero-inner{grid-template-columns:1fr;gap:24px;padding:36px 0}
  .hero-library-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .catalog-controls{align-items:stretch;flex-direction:column;gap:20px}
  .catalog-search{width:100%;max-width:100%;margin-left:0}
  .library-tabs button::after{bottom:-20px}
  .footer-inner{align-items:flex-start;flex-wrap:wrap}
  .footer-inner>div{order:3;width:100%;margin-left:0}
  .footer-inner p{margin-left:auto}
}
@media (max-width:600px){
  html,body{width:100%;max-width:100%;overflow-x:hidden}
  .resource-container{width:min(calc(100% - 32px),var(--container))}
  .brand img{width:98px}
  .brand span{display:none}
  .hero-inner{display:grid;gap:20px;max-width:calc(100% - 32px);padding:30px 0}
  .hero-copy h1{font-size:38px}
  .hero-copy>p{font-size:14px}
  .hero-shortcuts{flex-wrap:nowrap;width:100%;overflow-x:auto;padding-bottom:4px}
  .hero-shortcuts button{flex:0 0 auto}
  .hero-library-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .hero-library-cards>button{min-height:100px;padding:14px}
  .hero-library-cards b{font-size:16px}
  .hero-library-cards strong{font-size:25px}
  .hero-library-cards small{font-size:11px;line-height:1.55}
  .resource-catalog{padding:42px 0 70px}
  .library-tabs{justify-content:space-between;width:100%;gap:16px}
  .library-tabs button{flex:1}
  .category-bar{align-items:flex-start;flex-direction:column;gap:9px}
  .category-bar>div{width:100%;overflow-x:auto;padding-bottom:5px}
  .category-bar button{flex:0 0 auto}
  .resource-card-grid{width:100%;max-width:100%;grid-template-columns:minmax(0,1fr)}
  .resource-card{width:100%;max-width:100%;min-height:300px;padding:21px;overflow:hidden}
  .card-top,.card-meta,.resource-card footer{min-width:0}
  .card-meta{flex-wrap:wrap}
  .resource-card footer small{flex:1;min-width:0}
  .card-open{white-space:nowrap}
  .footer-inner>div{flex-wrap:wrap;gap:12px 20px}
  .footer-inner p{width:100%;margin:0}
  .resource-dialog{width:calc(100vw - 18px);max-height:calc(100vh - 18px);border-radius:14px}
  .resource-dialog article>header,.dialog-content,.resource-dialog article>footer{padding-right:19px;padding-left:19px}
  .resource-dialog h2{font-size:21px}
  .dialog-facts{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .resource-card,.card-open span,.header-action{transition:none}
}

/* Standalone template library */
.resource-hero{
  min-height:292px;
  padding:0;
  border-bottom:0;
  background:linear-gradient(90deg,#eef3ff 0%,#e8f2ff 48%,#cfe6ff 72%,#cfe6ff 100%);
}
.resource-hero::before{display:none}
.hero-inner{
  min-height:292px;
  grid-template-columns:minmax(0,1fr);
  padding:30px 0;
  overflow:hidden;
  isolation:isolate;
}
.hero-inner::before{
  content:"";
  position:absolute;
  z-index:1;
  inset:0 auto 0 0;
  width:58%;
  pointer-events:none;
  background:
    linear-gradient(90deg,rgba(234,244,255,.98) 0%,rgba(234,244,255,.94) 38%,rgba(232,243,255,.70) 68%,rgba(232,243,255,.22) 86%,transparent 100%),
    radial-gradient(ellipse at 0 0,rgba(207,228,255,.48),transparent 72%);
}
.hero-inner::after{
  content:"";
  position:absolute;
  z-index:1;
  top:0;
  right:0;
  bottom:0;
  width:9%;
  pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(207,230,255,.98));
}
.hero-banner-image{position:absolute;z-index:0;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.hero-copy{position:relative;z-index:2;max-width:610px}
.catalog-status-row{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:26px}
.catalog-status-row h2{margin:0;font-size:21px}
.catalog-status-row output{color:#7d8c9d;font-size:13px}
.library-tabs{gap:28px}
.library-tabs button{font-size:17px}
.resource-card footer{gap:12px}
.card-open{white-space:nowrap}

@media (max-width:1000px){
  .hero-inner{min-height:292px;padding:30px 0}
  .resource-nav{gap:14px}
}
@media (max-width:820px){
  .resource-hero{min-height:292px;padding:0}
  .hero-inner{min-height:292px;padding:30px 0}
  .hero-inner::before{width:82%}
  .hero-copy{max-width:540px}
  .library-tabs{width:100%;justify-content:space-between;gap:14px}
  .library-tabs button{flex:1;font-size:16px}
}
@media (max-width:600px){
  .resource-hero{min-height:292px;padding:0}
  .hero-inner{display:block;min-height:292px;padding:28px 0}
  .hero-inner::before{width:100%;background:linear-gradient(90deg,rgba(237,246,255,.98) 0%,rgba(237,246,255,.94) 58%,rgba(232,243,255,.66) 82%,rgba(232,243,255,.30) 100%)}
  .hero-copy{width:100%;min-width:0}
  .hero-copy>p{max-width:100%;overflow-wrap:anywhere}
  .hero-banner-image{position:absolute;inset:0;width:100%;height:100%;margin:0;object-fit:cover;object-position:68% center}
  .library-tabs{overflow-x:auto;justify-content:flex-start}
  .library-tabs button{flex:0 0 auto;white-space:nowrap}
  .catalog-status-row{margin-top:22px}
}