:root{--ink:#101828;--muted:#667085;--line:#e5e9ef;--soft:#f5f7fa;--blue:#175cd3;--blue2:#0b4fca;--sky:#eaf2ff;--green:#087e5b;--mint:#e8f7f1;--warm:#fffbf5;--white:#fff;--display:"Microsoft YaHei UI","PingFang SC",sans-serif;--body:"Microsoft YaHei","PingFang SC",sans-serif}
*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-behavior:smooth;background:#fff}body{margin:0;color:var(--ink);background:#fff;font-family:var(--body);line-height:1.6}button,input,select{font:inherit;color:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}.skip{position:fixed;left:20px;top:-60px;z-index:99;padding:10px 16px;border-radius:8px;background:var(--ink);color:#fff}.skip:focus{top:16px}.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}
.site-header{width:min(1440px,calc(100% - 64px));height:76px;margin:auto;display:flex;align-items:center;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;margin-right:auto}.brand-symbol{width:38px;height:38px;display:flex;align-items:end;justify-content:center;gap:3px;padding:9px;border-radius:11px;background:var(--ink);box-shadow:0 5px 15px rgba(16,24,40,.16)}.brand-symbol i{display:block;width:4px;border-radius:3px;background:#fff}.brand-symbol i:nth-child(1){height:10px}.brand-symbol i:nth-child(2){height:18px}.brand-symbol i:nth-child(3){height:14px;background:#83adff}.brand>span:last-child{display:grid;line-height:1.15}.brand b{font-size:14px;letter-spacing:.02em}.brand small{margin-top:4px;color:#98a2b3;font:8px/1.1 Georgia,serif;letter-spacing:.14em;text-transform:uppercase}.site-header nav{display:flex;align-items:stretch;height:100%;gap:30px;color:#667085;font-size:12px}.site-header nav a{display:flex;align-items:center;border-bottom:2px solid transparent}.site-header nav a:hover,.site-header nav a[aria-current="page"]{color:var(--ink);border-color:var(--blue)}
main{overflow:hidden}.hero{position:relative;width:min(1180px,calc(100% - 56px));margin:auto;padding:80px 0 63px;text-align:center}.hero-glow{position:absolute;z-index:-1;top:-220px;left:50%;width:940px;height:540px;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(133,179,255,.22) 0,rgba(216,232,255,.15) 42%,transparent 72%);pointer-events:none}.eyebrow{display:flex;align-items:center;justify-content:center;gap:9px;margin:0 0 17px;color:var(--blue);font-size:11px;font-weight:700;letter-spacing:.08em}.eyebrow span{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px rgba(23,92,211,.1)}.hero h1{margin:0;font-family:var(--display);font-size:clamp(42px,5.8vw,74px);font-weight:800;line-height:1.13;letter-spacing:-.055em}.hero h1 em{font-style:normal;color:var(--blue)}.hero-copy{max-width:700px;margin:24px auto 30px;color:#5c687b;font-size:16px;line-height:1.9}.hero-search{width:min(760px,100%);height:66px;margin:auto;display:grid;grid-template-columns:25px 1fr auto;align-items:center;gap:14px;padding:0 17px 0 21px;border:1px solid #d5dce8;border-radius:17px;background:#fff;box-shadow:0 18px 50px rgba(27,58,111,.12),0 2px 6px rgba(16,24,40,.04);transition:.2s}.hero-search:focus-within{border-color:#8bb2f8;box-shadow:0 20px 55px rgba(23,92,211,.16),0 0 0 4px rgba(23,92,211,.07)}.hero-search svg{width:23px;fill:none;stroke:var(--blue);stroke-width:1.8;stroke-linecap:round}.hero-search input{min-width:0;border:0;outline:0;background:transparent;font-size:16px}.hero-search input::placeholder{color:#98a2b3}.hero-search kbd{padding:5px 8px;border:1px solid #e1e6ed;border-radius:7px;background:#f7f8fa;color:#98a2b3;font:9px var(--body)}.quick-start{margin-top:15px;display:flex;justify-content:center;align-items:center;gap:7px;color:#98a2b3;font-size:10px}.quick-start button{padding:5px 9px;border:0;border-radius:999px;background:#f1f4f8;color:#657286;font-size:10px;cursor:pointer}.quick-start button:hover{background:var(--sky);color:var(--blue)}
.value-strip{width:min(1120px,calc(100% - 56px));margin:0 auto 85px;display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 12px 40px rgba(16,24,40,.05);overflow:hidden}.value-strip article{display:flex;align-items:center;gap:16px;padding:22px 27px}.value-strip article+article{border-left:1px solid var(--line)}.value-strip article>span{color:#a8c5f8;font:700 23px Georgia,serif}.value-strip b{font-size:13px}.value-strip p{margin:2px 0 0;color:#7a8596;font-size:10px}
.catalog{width:min(1260px,calc(100% - 56px));margin:auto;padding-bottom:100px}.catalog-title{display:flex;align-items:end;justify-content:space-between;margin-bottom:25px}.section-kicker{margin:0 0 5px;color:var(--blue);font:700 9px Georgia,serif;letter-spacing:.16em}.catalog-tools{display:flex;align-items:center;gap:18px;padding:13px 0 22px;border-top:1px solid var(--ink)}.category-filters{display:flex;flex:1;gap:7px;overflow:auto;scrollbar-width:none}.category-filters::-webkit-scrollbar{display:none}.category-filters button{flex:none;padding:8px 14px;border:1px solid #e2e7ee;border-radius:999px;background:#fff;color:#667085;font-size:11px;cursor:pointer}.category-filters button:hover{border-color:#a9b8cf;color:var(--ink)}.category-filters button[aria-pressed="true"]{border-color:var(--ink);background:var(--ink);color:#fff}.sort-box{flex:none;display:flex;align-items:center;gap:8px;color:#98a2b3;font-size:10px}.sort-box select{border:0;outline:0;background:#fff;font-weight:700;font-size:11px}.skill-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.skill-card{min-width:0}.card-button{position:relative;width:100%;height:100%;min-height:270px;display:flex;flex-direction:column;padding:22px;border:1px solid var(--line);border-radius:17px;background:#fff;text-align:left;cursor:pointer;overflow:hidden;transition:transform .22s,border-color .22s,box-shadow .22s}.card-button::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .25s}.card-button:hover{transform:translateY(-4px);border-color:#c7d4e7;box-shadow:0 18px 45px rgba(16,24,40,.09)}.card-button:hover::before{transform:scaleX(1)}.card-top{display:flex;align-items:center;min-height:24px;margin-bottom:24px}.rank{margin-right:10px;color:#b4bdc9;font:700 12px Georgia,serif}.category{padding:4px 8px;border-radius:999px;background:var(--sky);color:var(--blue);font-size:9px;font-weight:700}.card-arrow{margin-left:auto;width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#f4f6f8;color:#7d8999;font-size:13px;transition:.2s}.card-button:hover .card-arrow{background:var(--blue);color:#fff}.skill-title{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#475467;font:600 12px ui-monospace,"Cascadia Code",monospace}.skill-tagline{display:-webkit-box;margin-top:8px;overflow:hidden;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:18px;line-height:1.48;letter-spacing:-.025em}.skill-summary{display:-webkit-box;margin-top:10px;overflow:hidden;-webkit-line-clamp:2;-webkit-box-orient:vertical;color:#7a8596;font-size:11px;line-height:1.7}.card-bottom{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:19px;border-top:1px solid #eef1f4;color:#98a2b3;font-size:9px}.safety{color:var(--green);font-weight:700}.safety::before{content:"✓";display:inline-grid;place-items:center;width:15px;height:15px;margin-right:5px;border-radius:50%;background:var(--mint)}.safety[data-grade="D"],.safety[data-grade="E"],.safety[data-grade="F"]{color:#b54708}.safety[data-grade="D"]::before,.safety[data-grade="E"]::before,.safety[data-grade="F"]::before{content:"!";background:#fff1e8}.popularity{margin-left:auto}.load-more{display:flex;align-items:center;gap:10px;margin:34px auto 0;padding:11px 20px;border:1px solid #d9e0e9;border-radius:999px;background:#fff;font-size:11px;font-weight:700;cursor:pointer}.load-more:hover{border-color:var(--ink)}.empty{padding:90px 20px;text-align:center;border:1px dashed #d9e0e9;border-radius:17px}.empty b{font-size:22px}.empty p{margin:7px 0 18px;color:var(--muted);font-size:12px}.empty button{padding:9px 17px;border:0;border-radius:8px;background:var(--ink);color:#fff;font-size:11px;cursor:pointer}

.detail-dialog{width:min(1080px,calc(100% - 32px));max-height:calc(100vh - 28px);padding:0;border:0;border-radius:22px;background:#fff;box-shadow:0 35px 100px rgba(16,24,40,.3)}.detail-dialog::backdrop{background:rgba(10,18,31,.64);backdrop-filter:blur(5px)}.dialog-shell{position:relative}.dialog-close{position:sticky;float:right;top:16px;z-index:5;width:40px;height:40px;margin:16px 16px -56px;border:1px solid #dfe4eb;border-radius:50%;background:rgba(255,255,255,.92);cursor:pointer}.dialog-close span{position:absolute;left:12px;top:19px;width:15px;height:1px;background:#344054}.dialog-close span:first-child{transform:rotate(45deg)}.dialog-close span:last-child{transform:rotate(-45deg)}.detail-hero{padding:58px 64px 44px;background:linear-gradient(145deg,#f7faff 0,#fff 68%);border-bottom:1px solid var(--line)}.detail-breadcrumb{margin:0 0 19px;color:var(--blue);font-size:10px;font-weight:700}.detail-hero h2{max-width:850px;margin:0;font:800 clamp(31px,5vw,52px)/1.13 var(--display);letter-spacing:-.05em;overflow-wrap:anywhere}.detail-lead{max-width:780px;margin:14px 0 0;color:#445268;font-size:17px;line-height:1.75}.detail-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:22px}.detail-chips span{padding:6px 10px;border:1px solid #dfe6ef;border-radius:999px;background:#fff;color:#657286;font-size:9px}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:54px;padding:43px 64px 68px}.detail-main h3{margin:0 0 16px;font-size:24px;letter-spacing:-.035em}.detail-intro{margin-bottom:38px;padding:22px 24px;border-radius:14px;background:#f5f8fc}.detail-intro p{margin:0;color:#45546a;font-size:14px;line-height:1.85}.detail-body{color:#46556a;font-size:13px;line-height:1.9;overflow-wrap:anywhere}.detail-body>h2:first-child{display:none}.detail-body h2,.detail-body h3,.detail-body h4{margin:34px 0 11px;color:var(--ink);font-family:var(--display);font-size:19px;line-height:1.4}.detail-body p{margin:0 0 14px}.detail-body ul,.detail-body ol{margin:8px 0 18px;padding-left:20px}.detail-body li{margin:6px 0}.detail-body strong{color:#25354b}.detail-body code{padding:2px 5px;border-radius:4px;background:#eef2f6;font:11px ui-monospace,monospace}.detail-body pre{max-width:100%;overflow:auto;padding:15px;border-radius:10px;background:#111c2d;color:#fff;font-size:11px}.detail-side{align-self:start;position:sticky;top:22px}.download-card{padding:22px;border:1px solid #dce3ed;border-radius:16px;box-shadow:0 12px 35px rgba(16,24,40,.07)}.download-card .ready{display:flex;align-items:center;gap:7px;margin:0 0 10px;color:var(--green);font-size:10px;font-weight:700}.download-card .ready::before{content:"";width:7px;height:7px;border-radius:50%;background:#12b76a;box-shadow:0 0 0 4px #e8f7f1}.download-card h4{margin:0;font-size:17px}.download-card>p{margin:7px 0 18px;color:#7c8798;font-size:10px;line-height:1.7}.download-card .primary{display:flex;align-items:center;justify-content:center;min-height:46px;border-radius:10px;background:var(--blue);color:#fff;font-size:12px;font-weight:700;box-shadow:0 8px 20px rgba(23,92,211,.2)}.download-card .primary:hover{background:var(--blue2)}.download-card .primary[aria-disabled="true"]{pointer-events:none;background:#98a2b3;box-shadow:none}.mini-facts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:17px 0 0;padding-top:16px;border-top:1px solid var(--line)}.mini-facts span{color:#98a2b3;font-size:8px}.mini-facts b{display:block;margin-top:2px;color:#344054;font-size:11px}.safety-note{margin-top:12px;padding:16px;border-radius:13px;background:#f6f8fa}.safety-note b{font-size:10px}.safety-note p{margin:5px 0 0;color:#727f91;font-size:9px;line-height:1.75}.package-details{margin-top:12px;border:1px solid var(--line);border-radius:12px}.package-details summary{padding:12px 14px;list-style:none;font-size:10px;font-weight:700;cursor:pointer}.package-details summary::after{content:"+";float:right;color:#98a2b3}.package-details[open] summary::after{content:"−"}.file-list{max-height:220px;overflow:auto;margin:0;padding:0 14px 12px;list-style:none}.file-list li{display:flex;justify-content:space-between;gap:8px;padding:7px 0;border-top:1px solid #eef1f4;color:#667085;font:9px ui-monospace,monospace}
@media(max-width:900px){.skill-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.detail-layout{grid-template-columns:1fr}.detail-side{position:static;order:-1}.download-card{display:grid;grid-template-columns:1fr auto;gap:4px 18px;align-items:center}.download-card .ready,.download-card h4,.download-card>p{grid-column:1}.download-card .primary{grid-column:2;grid-row:1/4;min-width:180px}.mini-facts{grid-column:1/-1}.safety-note,.package-details{display:none}}
@media(max-width:660px){.site-header{width:calc(100% - 28px);height:64px}.site-header nav{gap:17px}.site-header nav a:nth-child(2),.site-header nav a:nth-child(3),.site-header nav a:nth-child(4){display:none}.hero{width:calc(100% - 28px);padding:48px 0 38px;text-align:left}.eyebrow{justify-content:flex-start}.hero h1{font-size:41px}.hero-copy{margin:18px 0 23px;font-size:13px}.hero-search{height:58px;border-radius:14px}.hero-search kbd{display:none}.quick-start{justify-content:flex-start;overflow:auto}.value-strip{width:calc(100% - 28px);grid-template-columns:1fr;margin-bottom:56px}.value-strip article{padding:16px 20px}.value-strip article+article{border-left:0;border-top:1px solid var(--line)}.catalog{width:calc(100% - 28px);padding-bottom:70px}.catalog-title{align-items:start}.catalog-tools{align-items:flex-start}.sort-box span{display:none}.skill-grid{grid-template-columns:1fr}.card-button{min-height:238px}.detail-dialog{width:100%;max-height:calc(100vh - 8px);margin-bottom:0;border-radius:20px 20px 0 0}.detail-hero{padding:52px 22px 30px}.detail-hero h2{font-size:34px}.detail-lead{font-size:14px}.detail-layout{gap:28px;padding:28px 22px 50px}.download-card{display:block}.download-card .primary{margin-top:15px}.detail-main h3{font-size:21px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Directory-first layout: useful Skills appear in the first viewport. */
.catalog{padding-top:52px}.catalog-title{align-items:center;margin-bottom:28px}.catalog-title h1{margin:0;font:800 clamp(32px,4vw,48px)/1.16 var(--display);letter-spacing:-.045em}.catalog-lead{max-width:620px;margin:12px 0 0;color:#667085;font-size:13px}.library-count{display:flex;align-items:center;gap:12px!important;text-align:left}.library-count b{font-size:38px!important}.library-count span{color:#98a2b3;font-size:9px;line-height:1.55}.card-button{min-height:338px;padding:23px}.skill-tagline{-webkit-line-clamp:3;font-size:17px;line-height:1.52}.skill-value-label{margin-top:18px;color:#98a2b3;font-size:9px;font-weight:700;letter-spacing:.08em}.skill-values{display:grid;gap:7px;margin-top:7px}.skill-values>span{display:flex;align-items:flex-start;gap:7px;color:#475467;font-size:10px;line-height:1.5}.skill-values>span::before{content:"";flex:none;width:5px;height:5px;margin-top:5px;border-radius:50%;background:#77a4ee}.card-cta{display:flex;align-items:center;gap:7px;margin-top:auto;padding-top:18px;color:var(--blue);font-size:10px;font-weight:700}.card-cta i{font-style:normal;font-size:14px;transition:transform .2s}.card-button:hover .card-cta i{transform:translateX(3px)}.card-bottom{margin-top:13px;padding-top:13px}
@media(max-width:660px){.catalog{padding-top:30px}.catalog-title{display:block;margin-bottom:20px}.catalog-title h1{font-size:32px}.catalog-lead{margin-top:9px;font-size:12px;line-height:1.75}.library-count{margin-top:17px!important}.library-count b{font-size:28px!important}.catalog-tools{padding-top:11px}.card-button{min-height:320px}.skill-tagline{font-size:17px}}

/* Compact library — one clear hierarchy, with details revealed on demand. */
.catalog{width:min(1200px,calc(100% - 64px));padding-top:58px}
.catalog-title{display:block;margin:0 auto 30px;text-align:center}
.catalog-title .section-kicker{margin-bottom:7px;color:#8a96a8;font:700 9px/1.4 ui-monospace,"Cascadia Code",monospace;letter-spacing:.2em}
.catalog-title h1{margin:0;font:800 clamp(34px,4vw,48px)/1.15 var(--display);letter-spacing:-.045em}
.catalog-lead{max-width:560px;margin:10px auto 0;color:#7a8596;font-size:12px;line-height:1.75}
.catalog-tools{position:relative;display:flex;align-items:stretch;gap:10px;margin-bottom:18px;padding:9px;border:1px solid #e0e4ea;border-radius:20px;background:#fff}
.category-filters{gap:3px}
.category-filters button{min-width:94px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:11px 12px;border:0;border-radius:13px;background:transparent;color:#667085;font-size:12px;line-height:1;transition:background .18s,color .18s}
.category-filters button>span{height:23px;display:grid;place-items:center;color:#687386;font:600 20px/1 ui-monospace,"Cascadia Code",monospace}
.category-filters button>b{font-weight:600;white-space:nowrap}
.category-filters button:hover{border-color:transparent;background:#f4f6f8;color:var(--ink)}
.category-filters button[aria-pressed="true"]{border:0;background:var(--ink);color:#fff;box-shadow:0 5px 14px rgba(16,24,40,.12)}
.category-filters button[aria-pressed="true"]>span{color:#fff}
.sort-box{align-self:center;margin-right:8px;padding-left:13px;border-left:1px solid var(--line)}
.sort-box span{display:none}
.sort-box select{min-width:82px;padding:7px 2px;color:#475467;font-size:12px;cursor:pointer}
.result-bar{display:flex;align-items:center;justify-content:flex-end;gap:16px;margin:0 0 14px}
.skill-search{width:276px;height:38px;display:flex;align-items:center;gap:8px;padding:0 5px 0 12px;border:1px solid #e0e5ec;border-radius:10px;background:#fff;transition:border-color .18s,box-shadow .18s}
.skill-search:focus-within{border-color:#a9b8cf;box-shadow:0 0 0 3px rgba(23,92,211,.06)}
.skill-search svg{width:16px;flex:none;fill:none;stroke:#7b8797;stroke-width:1.7;stroke-linecap:round}
.skill-search input{min-width:0;flex:1;border:0;outline:0;background:transparent;font-size:12px}
.skill-search input::placeholder{color:#a0a9b6}
.skill-search input[aria-busy="true"]{opacity:.58}
.skill-search button{flex:none;padding:6px 9px;border:0;border-radius:7px;background:#f2f4f7;color:#526074;font-size:11px;cursor:pointer}
.skill-search button:hover{background:#e9eef5;color:var(--ink)}
.result-meta{margin:0;color:#8b96a6;font-size:11px;white-space:nowrap;text-align:right}
.result-meta span{color:#475467;font-weight:700}
.skill-grid{gap:16px}
.card-button{min-height:238px;padding:20px 21px;border-radius:14px;box-shadow:none}
.card-button::before{display:none}
.card-button:hover{transform:translateY(-2px);border-color:#bfc9d8;box-shadow:0 12px 30px rgba(16,24,40,.07)}
.card-top{min-height:22px;margin-bottom:14px}
.rank{font-size:11px}
.category{padding:4px 8px;font-size:9.5px}
.card-arrow{width:24px;height:24px;background:transparent;font-size:12px}
.skill-title{color:#344054;font-size:13.5px;font-weight:650}
.skill-tagline{margin-top:8px;-webkit-line-clamp:2;font-size:17px;line-height:1.48}
.skill-summary{margin-top:9px;-webkit-line-clamp:2;color:#697689;font-size:12.5px;line-height:1.65}
.card-bottom{margin-top:auto;padding-top:13px}
.card-bottom{font-size:10.5px}

@media(max-width:900px){
  .catalog-tools{overflow:hidden}
  .category-filters button{min-width:82px}
  .sort-box{display:none}
}
@media(max-width:660px){
  .catalog{width:calc(100% - 28px);padding-top:34px}
  .catalog-title{margin-bottom:22px}
  .catalog-title h1{font-size:34px}
  .catalog-lead{max-width:330px;font-size:11px}
  .catalog-tools{margin-left:-14px;margin-right:-14px;padding:8px 14px;border-width:1px 0;border-radius:0}
  .category-filters button{min-width:76px;padding:10px 8px}
  .result-bar{gap:9px;margin-bottom:11px}
  .skill-search{min-width:0;width:auto;flex:1}
  .skill-search button{display:none}
  .result-meta{font-size:10px}
  .skill-grid{gap:11px}
  .card-button{min-height:222px;padding:18px}
  .skill-tagline{font-size:16px}
}

/* ---------- 品牌层：颜色与字体接到 /resources/brand/brand.css ---------- */
:root{--ink:var(--xy-ink);--muted:var(--xy-ink-2);--line:var(--xy-rule);--soft:var(--xy-paper-2);--blue:var(--xy-ink);--blue2:#2c261d;--sky:var(--xy-paper-2);--green:var(--xy-ok);--mint:var(--xy-ok-wash);--warm:var(--xy-sheet);--white:var(--xy-sheet);--display:var(--xy-serif);--body:var(--xy-sans)}
html,body{background:var(--xy-paper)}
.hero h1{font-weight:700;letter-spacing:-.015em}
.eyebrow{color:var(--xy-red-ink)}
.eyebrow span{background:var(--xy-red);box-shadow:0 0 0 5px var(--xy-red-wash)}