:root{--bg:#f7f8f5;--surface:#fff;--ink:#24382f;--muted:#748078;--line:#e5eae4;--accent:#226951;--accent-dark:#174e3c;--tint:#eaf2e8;--orange:#edab71;--sidebar:232px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-dark)}button,input,textarea,select{font:inherit}button,a,input,textarea,select,summary{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent)}h1,h2,h3,p{margin-top:0}h1{font-size:32px;line-height:1.35;letter-spacing:-.8px;margin-bottom:12px}h2{font-size:20px;letter-spacing:-.3px}h3{font-size:17px}p{overflow-wrap:anywhere}small,.helptext{color:var(--muted);font-size:12px}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar);background:#fff;border-right:1px solid var(--line);padding:30px 20px;display:flex;flex-direction:column;overflow-y:auto;z-index:20}.brand{display:flex;gap:11px;align-items:center;color:var(--ink);font-weight:750;letter-spacing:.5px;font-size:16px;line-height:1.4;margin-bottom:40px}.brand small{display:block;font-size:10px;letter-spacing:1.5px;font-weight:400;margin-top:5px}.brand-mark{background:var(--accent);color:#fff;font-size:29px;border-radius:12px;width:43px;height:43px;display:grid;place-content:center;font-family:Georgia,serif;position:relative}.brand-mark span{position:absolute;color:#f4bb80;right:6px;top:-4px}.nav-label{font-size:9px;letter-spacing:1.3px;color:#909b93;margin:18px 12px 10px}.sidebar nav>a{display:flex;align-items:center;gap:13px;padding:10px 14px;color:#6a776e;border-radius:9px;margin:3px 0;font-size:13px}.sidebar nav>a:hover{background:#f4f7f1}.sidebar nav>a[aria-current]{background:var(--tint);color:var(--accent);font-weight:650}.nav-icon{width:20px;font-size:20px;line-height:1}.sidebar nav>a>span:last-child:not(.nav-icon){margin-left:auto}.sidebar-note{margin-top:auto;border-top:1px solid var(--line);padding-top:20px;font-size:10px;color:var(--muted)}.sidebar-note small{display:block;font-size:9px;margin-top:7px;letter-spacing:1px}.status-dot{display:inline-block;width:6px;height:6px;background:#81a887;border-radius:50%;margin-right:5px}.workspace{margin-left:var(--sidebar);min-height:100vh;display:flex;flex-direction:column}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 44px;border-bottom:1px solid var(--line);background:#ffffffb8;gap:20px}.breadcrumb{font-size:12px;color:#68776b}.breadcrumb span{margin:0 12px;color:#c5ccc4}.account{display:flex;align-items:center;gap:10px;font-size:12px}.account form{margin-left:10px}.avatar{background:#e6eddf;color:#476844;border-radius:50%;width:30px;height:30px;display:grid;place-content:center;font-size:12px}.main-content{width:100%;max-width:1440px;margin:0 auto;padding:38px 44px 60px;flex:1}.page-footer{display:flex;justify-content:space-between;padding:20px 44px;border-top:1px solid var(--line);font-size:10px;color:#8a958c;letter-spacing:.5px}.mobile-nav,.mobile-brand{display:none}.skip-link{position:absolute;left:-1000px}.skip-link:focus{left:20px;top:12px;z-index:100;background:#fff;padding:12px}.eyebrow{color:var(--accent);font-size:10px;letter-spacing:2px;font-weight:600;margin-bottom:14px}.intro{color:var(--muted);max-width:580px;font-size:13px;line-height:1.9}.page-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}.page-heading p{margin-bottom:0;color:var(--muted);font-size:13px}.section-head{display:flex;align-items:center;justify-content:space-between;margin:32px 0 16px;gap:12px}.section-head h2{margin:0;font-size:18px}.section-head a{font-size:12px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:24px;margin-bottom:32px}.hero{padding:34px;border:1px solid #e1e8dc;background:#edf2e7;border-radius:18px;position:relative;overflow:hidden}.hero h1{font-size:35px;position:relative;z-index:1}.hero h1 span{color:var(--accent)}.hero .intro{position:relative;z-index:1;max-width:440px}.hero:after{content:"";position:absolute;width:180px;height:180px;border:34px solid #dce7d2;border-radius:50%;right:-90px;top:-65px;pointer-events:none}.hero-search{background:#fff;border:1px solid #dde5d6;border-radius:10px;padding:5px 6px 5px 16px;display:flex;align-items:center;gap:10px;position:relative;z-index:1;margin-top:25px;max-width:580px}.hero-search input{border:0;background:transparent;box-shadow:none;padding:9px 0;min-width:0;flex:1;width:auto}.hero-search button{padding:9px 16px;font-size:12px}.contribute-card{background:#f5e8d7;border:1px solid #eee0ca;border-radius:18px;padding:28px;display:flex;flex-direction:column;position:relative;overflow:hidden}.contribute-card .spark{font-size:37px;color:#9b6c37;margin-bottom:14px;line-height:1}.contribute-card h2{font-size:20px;line-height:1.6;margin-bottom:10px}.contribute-card p{color:#9b805e;font-size:12px}.contribute-card .btn{margin-top:auto;align-self:flex-start;background:#fff8ee;color:#725a3c;border:1px solid #dfc8a6;font-size:12px}.category-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}.category-tile{border:1px solid var(--line);background:white;border-radius:12px;padding:17px 12px;display:flex;align-items:center;gap:10px;color:var(--ink);transition:transform .15s,border-color .15s}.category-tile:hover{border-color:#9db6a1;transform:translateY(-2px)}.category-icon{width:32px;height:35px;flex-shrink:0;border-radius:8px;background:#eef3e7;color:#65815f;font-size:20px;display:grid;place-content:center}.category-tile:nth-child(2n) .category-icon{background:#f8eadd;color:#b48b60}.category-tile:nth-child(3n) .category-icon{background:#eaf0f5;color:#6d8caa}.category-tile strong{font-size:12px;font-weight:600;white-space:nowrap}.category-tile small{display:block;font-size:9px;letter-spacing:.5px}.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.resource-card{padding:0!important;overflow:hidden;border:1px solid var(--line);border-radius:14px;background:white;margin:0!important;transition:transform .18s,box-shadow .18s}.resource-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px #24382f0b}.card-cover{height:150px;background:#e6eddc;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;color:#698164}.card-cover[data-kind=course],.card-cover[data-kind=lecture]{background:#e6edf2;color:#6c8598}.card-cover[data-kind=tool],.card-cover[data-kind=skill]{background:#f3e6d7;color:#b18c65}.card-cover[data-kind=knowledge]{background:#ece8ee;color:#9987a3}.card-cover:before,.card-cover:after{content:"";position:absolute;border:1px solid currentColor;border-radius:50%;opacity:.18;width:140px;height:140px;right:-35px;bottom:-85px}.card-cover:after{width:220px;height:220px;left:-80px;top:-140px}.cover-paper{width:87px;height:97px;border:1px solid currentColor;border-radius:5px;padding:20px 14px;background:#ffffff65;transform:rotate(-9deg);box-shadow:14px 6px 0 -1px #ffffff55}.cover-paper i{display:block;background:currentColor;opacity:.3;height:3px;border-radius:2px;margin-bottom:8px}.cover-paper i:nth-child(2){width:70%}.cover-paper b{font:25px Georgia,serif}.cover-kind{position:absolute;left:14px;top:12px;font-size:9px;padding:3px 8px;border-radius:4px;background:#ffffffaa;color:inherit}.card-body{padding:18px 19px}.card-body h3{font-size:15px;margin:0 0 7px;line-height:1.6}.card-body h3 a{color:var(--ink)}.card-body p{font-size:12px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:15px;min-height:40px}.card-meta{display:flex;align-items:center;justify-content:space-between;color:#93a094;font-size:10px;padding-top:12px;border-top:1px solid #f0f2ed}.tiny-avatar{display:inline-grid;place-content:center;background:#eef2e9;width:21px;height:21px;border-radius:50%;margin-right:5px;color:#77906f}.badge{display:inline-block;padding:3px 9px;background:#edf3e8;color:#65805a;border-radius:5px;font-size:10px}.empty-state{background:#fff;border:1px dashed #d8e0d4;border-radius:15px;padding:48px 24px;text-align:center;grid-column:1/-1;color:var(--muted)}.empty-icon{display:block;font-size:30px;color:#a4b39b;margin-bottom:12px}.empty-state h3{font-size:16px;color:var(--ink);margin-bottom:6px}.empty-state p{font-size:12px;margin-bottom:20px}.empty-state .btn{font-size:12px}.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;padding:10px 17px;background:var(--accent);color:white;font-weight:500;font-size:13px;cursor:pointer;line-height:1.5;transition:background .15s}.btn:hover,button:hover{background:var(--accent-dark);color:#fff}.btn.secondary,button.secondary{background:#fff;color:#586c5b;border-color:#d7e0d5}.text-button{background:none;color:#89948b;padding:5px;font-size:11px}.text-button:hover{background:#f1f4ec;color:var(--accent)}input:not([type=checkbox]):not([type=radio]),select,textarea{display:block;width:100%;background:#fcfdfa;border:1px solid #dfe6db;border-radius:8px;padding:11px 13px;color:var(--ink);box-shadow:none;font-size:13px}textarea{resize:vertical;min-height:85px}input:focus,select:focus,textarea:focus{border-color:#789981;background:#fff}input[type=checkbox]{accent-color:var(--accent)}label{font-weight:550;font-size:13px;display:block;margin-bottom:7px}.field{margin-bottom:22px}.field .helptext{display:block;margin-top:6px}.field input[type=checkbox]{margin-right:7px}.errorlist{background:#fcf0e9;color:#a44c35;padding:10px 15px 10px 30px;border-radius:8px;font-size:12px}.helptext{font-size:11px;line-height:1.8}.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.form-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:28px;align-items:start}.form-section,form.card,article:not(.resource-card){background:#fff;border:1px solid var(--line);padding:28px;border-radius:14px;margin:0 0 20px}.form-section h2{font-size:17px;margin-bottom:24px}.form-section .section-number{font-size:10px;letter-spacing:1px;color:#8d9a8f;display:block;margin-bottom:7px}.form-foot{border-top:1px solid var(--line);margin-top:24px;padding-top:20px;display:flex;gap:10px;justify-content:flex-end}.side-note{border-left:1px solid #dae3d6;padding:3px 0 3px 22px;margin:18px 0 28px}.side-note h3{font-size:13px;margin-bottom:8px}.side-note p{font-size:12px;color:var(--muted);margin:0}.side-note ol{font-size:12px;color:var(--muted);padding-left:16px;line-height:2.4}.subtle-note{padding:12px 15px;border-radius:8px;background:#f1f5ed;color:#71816a;font-size:11px;margin-bottom:24px}.filter-panel{padding:20px!important;margin-bottom:24px!important}.search-row{display:grid;grid-template-columns:1fr 155px auto auto;gap:10px;align-items:center}.filter-panel details{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}summary{cursor:pointer;font-size:12px;color:#6f806d;padding:4px 0}.filter-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-top:16px}.pagination{display:flex;justify-content:center;align-items:center;gap:20px;margin:32px 0;font-size:12px;color:var(--muted)}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:26px;align-items:start}.detail-main{padding:0!important;overflow:hidden}.detail-cover{width:100%;max-height:330px;object-fit:cover}.detail-default{padding:55px 32px;background:#e8efdf;color:#66815e;font-size:22px;letter-spacing:2px}.detail-copy{padding:30px}.detail-copy h1{font-size:28px;margin-top:16px}.detail-lead{font-size:14px;color:#798778;line-height:1.9}.rich-content{line-height:1.9;overflow-wrap:anywhere}.rich-content h2{margin-top:30px}.rich-content a{text-decoration:underline}.detail-aside{position:sticky;top:24px}.detail-aside article{padding:22px!important}.detail-aside .btn,.detail-aside button{width:100%;margin-bottom:12px}.detail-meta{font-size:12px;color:var(--muted);line-height:2}.back-link{display:inline-block;font-size:12px;color:var(--muted);margin-bottom:24px}.submission-row{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.submission-row h2{font-size:16px;margin-bottom:8px}.submission-row p{font-size:12px;color:var(--muted);margin:0}.status-badge{font-size:10px;border-radius:6px;padding:4px 10px;background:#eef2ea;color:#687b63;white-space:nowrap}.status-badge[data-state=pending]{background:#fff2da;color:#a07a3d}.status-badge[data-state=rejected]{background:#faece5;color:#ad6950}.status-badge[data-state=approved]{background:#e7f2e9;color:#4e825c}.review-note{padding:10px 13px;background:#faf5ed;border-radius:7px;font-size:12px;margin-top:16px}.upload-area{border:1px dashed #bacbb3;border-radius:10px;padding:18px;background:#fafcf7;margin-bottom:20px}.upload-area input{background:white}progress{accent-color:var(--accent);width:min(100%,300px);height:6px}#rich-toolbar{display:flex;gap:6px;margin:12px 0}#rich-toolbar button{font-size:11px;background:#eef3e8;color:#62785b;padding:7px 12px}#skill-fields[hidden]{display:none}.page-footer span:last-child{color:#a1aaa1}
@media(min-width:1600px){.main-content{padding-top:48px}}@media(max-width:1200px){:root{--sidebar:205px}.topbar{padding:0 28px}.main-content{padding:30px 28px 50px}.hero-grid{grid-template-columns:1fr 230px;gap:18px}.hero{padding:28px}.hero h1{font-size:29px}.category-grid{grid-template-columns:repeat(3,1fr)}.form-layout{grid-template-columns:1fr 210px;gap:22px}.resource-grid{gap:15px}.card-body{padding:15px}.category-tile{padding:12px 15px}}
@media(max-width:950px){.resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-grid{grid-template-columns:1fr}.contribute-card{display:none}.form-layout,.detail-layout{grid-template-columns:1fr}.form-aside{display:none}.detail-aside{position:static}.detail-aside article{display:flex;flex-wrap:wrap;gap:10px}.detail-aside .btn,.detail-aside button{width:auto}.detail-meta{width:100%}.search-row{grid-template-columns:1fr 150px}.filter-grid{gap:10px}}
@media(max-width:700px){.sidebar{display:none}.workspace{margin-left:0}.topbar{height:60px;padding:0 20px}.breadcrumb{display:none}.mobile-brand{display:block;font-weight:750;color:var(--ink);font-size:15px;letter-spacing:.4px}.mobile-nav{display:flex;justify-content:space-around;background:#fff;border-bottom:1px solid var(--line);padding:10px 12px;font-size:12px}.mobile-nav a{padding:4px 10px;color:#6a7e6c}.main-content{padding:24px 20px 38px}.page-footer{padding:18px 20px;font-size:9px}.hero{padding:25px 21px;border-radius:14px}.hero h1{font-size:28px}.hero .intro{font-size:12px}.hero-search{padding-left:12px}.hero-search input{font-size:12px}.hero-search button{padding:9px 12px}.category-grid{gap:8px}.category-tile{display:block;padding:12px}.category-icon{margin-bottom:8px;width:29px;height:29px}.category-tile strong{font-size:11px}.category-tile small{font-size:8px}.resource-grid{gap:12px}.card-cover{height:120px}.cover-paper{transform:scale(.8) rotate(-9deg)}.card-body{padding:13px}.card-body h3{font-size:13px}.card-body p{font-size:11px}.card-meta{font-size:9px;gap:4px;flex-wrap:wrap}.card-meta time{font-size:8px}.section-head{margin-top:26px}.page-heading{align-items:start}.page-heading h1{font-size:26px}.page-heading .btn{padding:8px 10px;font-size:11px}.form-section,form.card,article:not(.resource-card){padding:20px;border-radius:12px}.form-foot{position:sticky;bottom:0;background:white;padding:16px 0 4px;z-index:5}.form-foot button{flex:1}.filter-panel{padding:16px!important}.filter-grid{grid-template-columns:1fr}.search-row{grid-template-columns:1fr 110px}.search-row .btn,.search-row button{font-size:12px}.detail-copy{padding:22px}.detail-copy h1{font-size:24px}.detail-default{padding:35px 22px}.submission-row{gap:10px}.submission-row h2{font-size:14px}.account{gap:7px}.account form{margin-left:3px}.avatar{width:26px;height:26px}.page-footer span:last-child{display:none}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}