.workbench-grid{grid-template-columns:minmax(12rem,1fr) minmax(18rem,2fr) minmax(12rem,1fr);gap:1rem;display:grid}@media (width<=800px){.workbench-grid{grid-template-columns:1fr}}:root{color:#dbeafe;background:#07111f;font-family:Inter,Segoe UI,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at 0 0,#3b82f647,#0000 28rem),radial-gradient(circle at 100% 0,#10b9812e,#0000 24rem),#07111f;min-width:320px;margin:0}a{color:inherit}a,button,input,select,textarea{transition:border-color .14s,background .14s,box-shadow .14s,transform .14s}button,input,select,textarea{color:#e5edff;font:inherit;background:#0f172ae0;border:1px solid #94a3b847;border-radius:.75rem}button,select,input{min-height:2.4rem}button,select{cursor:pointer}button{background:linear-gradient(135deg,#2563eb,#0891b2);border:0;padding:.55rem .9rem;font-weight:700}button:active:not(:disabled),a:active,select:active{box-shadow:none;transition-duration:60ms;transform:translateY(1px)scale(.98)}button:hover:not(:disabled),.top-nav a:hover,main article:hover{transform:translateY(-1px);box-shadow:0 16px 40px #0000003d}button:hover:not(:disabled){filter:brightness(1.12)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-offset:2px;border-color:#67e8f9b8;outline:2px solid #67e8f9}button:disabled{cursor:not-allowed;opacity:.52}input,select,textarea{padding:.55rem .75rem}input:focus,select:focus,textarea:focus{background:#0f172afa;box-shadow:0 0 0 3px #67e8f91a}textarea{width:100%;min-height:9rem}.app-shell{width:min(1180px,100% - 2rem);margin:0 auto;padding:1rem 0 3rem}.app-shell--refined{width:min(1240px,100% - 1.25rem)}.app-hero{background:radial-gradient(circle at 20% 0,#67e8f938,#0000 18rem),radial-gradient(circle at 90% 15%,#2563eb47,#0000 20rem),linear-gradient(135deg,#0f172af2,#1e293bb8);border:1px solid #7dd3fc33;border-radius:1.5rem;grid-template-columns:1fr;align-items:stretch;gap:1rem;padding:1.35rem;display:grid;box-shadow:0 22px 80px #00000052}.app-hero__copy{align-content:start;gap:.35rem;display:grid}.app-hero h1{letter-spacing:-.05em;margin:.05rem 0;font-size:clamp(2.2rem,5vw,4.6rem)}.app-hero p{color:#b6c6dc}.eyebrow{color:#67e8f9;letter-spacing:.16em;text-transform:uppercase;margin:0;font-size:.78rem;font-weight:800}.hero-copy{max-width:42rem;line-height:1.75}.scenario-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:.8rem;margin-bottom:1rem;display:grid}.scenario-grid article{background:linear-gradient(#0f172ac7,#0f172a80);border:1px solid #7dd3fc2e;border-radius:1rem;padding:1rem}.scenario-grid h2{margin:0 0 .55rem;font-size:1rem}.scenario-grid p{color:#aebfd4;min-height:4.5rem;line-height:1.55}.scenario-grid a{color:#67e8f9;font-weight:800}.top-nav a,main article,main li,main section[aria-labelledby],main section[aria-label]{background:#0f172aad;border:1px solid #94a3b82e;border-radius:1rem}.top-nav{z-index:10;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#07111fd1;border:1px solid #94a3b829;border-radius:1rem;flex-wrap:wrap;gap:.6rem;margin:1rem 0;padding:.75rem;display:flex;position:sticky;top:.75rem}.top-nav a{color:#dbeafe;padding:.6rem .85rem;font-weight:700;text-decoration:none}.top-nav a.active{color:#fff;background:linear-gradient(135deg,#2563eb,#0891b2);border-color:#0000}.content-panel{background:#02061773;border:1px solid #94a3b824;border-radius:1.4rem;padding:1.25rem}.content-panel>*{animation:.26s both panel-in}@keyframes panel-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.content-panel>*{animation:none}}main{gap:.95rem;display:grid}main h2,main h3{margin-top:0}main>p[role=status],.content-panel>p[role=status]{color:#86efac;background:#22c55e1f;border-radius:999px;width:fit-content;margin:0;padding:.45rem .7rem}main section[aria-labelledby],main section[aria-label]{padding:1rem}.resource-hub-page,.catalog-page,.toolbox-page,.challenge-workbench-page{gap:.85rem}.resource-hub-page>section,.catalog-page>section,.toolbox-page>section,.challenge-workbench-page>section{background:#0f172a8f;border:1px solid #94a3b829;border-radius:1rem;padding:1rem}.resource-hub-hero,.catalog-hero,.workbench-hero{grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);align-items:center;gap:1rem;display:grid;background:radial-gradient(circle at 0 0,#67e8f92e,#0000 18rem),linear-gradient(135deg,#0f172ae0,#1e293b94)!important}.resource-hub-hero h2,.catalog-hero h2,.workbench-hero h2{letter-spacing:-.04em;margin:.1rem 0 .35rem;font-size:clamp(1.9rem,3vw,3rem)}.resource-hub-summary,.catalog-hero>p[role=status],.workbench-hero>div:last-child{background:#0206176b;border:1px solid #7dd3fc2e;border-radius:1rem;padding:.9rem}.resource-hub-layout{position:relative}.resource-hub-main{gap:.95rem;display:grid}.resource-hub-page aside[aria-label=题库筛选栏]{z-index:2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0206179e;border:1px solid #7dd3fc29;border-radius:1rem;margin:.7rem 0;padding:.75rem;position:sticky;top:4.7rem}.resource-hub-page section[aria-label=方向\ tabs]{flex-wrap:wrap;gap:.5rem;display:flex}.resource-hub-page section[aria-label=题库卡片网格],.resource-hub-page section[aria-label=课程化知识点卡片],.resource-hub-page section[aria-label=教学资料列表],.resource-hub-page section[aria-label=文献视频列表]{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:.8rem;display:grid}.catalog-page>label{background:#0206174d;border:1px solid #94a3b81f;border-radius:.9rem;padding:.65rem}.catalog-layout{grid-template-columns:minmax(260px,.36fr) minmax(0,1fr);align-items:start;gap:.95rem;display:grid}.catalog-assistant{z-index:3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#02061794;border:1px solid #7dd3fc29;border-radius:1.1rem;gap:.75rem;padding:.85rem;display:grid;position:sticky;top:4.7rem}.catalog-results{gap:.85rem;min-width:0;display:grid}.catalog-page section[aria-label=工具列表]>section{gap:.8rem;display:grid}.catalog-page section[aria-label=工具列表] article{gap:.25rem;display:grid}.resource-hub-page>section>h2,.catalog-page>section>h2,.toolbox-page>section>h3,.challenge-workbench-page>section>h3{margin-bottom:.35rem}.resource-hub-page article,.catalog-page article,.toolbox-page article,.challenge-workbench-page article,.resource-hub-page li,.challenge-workbench-page li{background:#02061759;border:1px solid #94a3b824;border-radius:.95rem}.resource-hub-page h3,.catalog-page h3,.toolbox-page h3,.challenge-workbench-page h3{margin-bottom:.35rem}.resource-hub-page label,.catalog-page label,.toolbox-page label,.challenge-workbench-page label{margin-right:.55rem}.resource-hub-page ul,.catalog-page ul,.challenge-workbench-page ul{gap:.7rem}.toolbox-page>h2,.challenge-workbench-page>h2,.catalog-page>h2,.resource-hub-page>h2{letter-spacing:-.03em;margin-bottom:0;font-size:clamp(1.8rem,3vw,2.6rem)}.toolbox-page>p:first-of-type,.challenge-workbench-page>p:first-of-type,.catalog-page>p:first-of-type,.resource-hub-page>p:first-of-type{color:#aebfd4}.toolbox-page textarea{min-height:7.5rem}.toolbox-page>button,.challenge-workbench-page>button{margin-bottom:.5rem;margin-right:.5rem}.toolbox-page section[aria-label=Recipe\ 模板] button,.toolbox-page section[aria-label=我的工具链模板] button,.toolbox-page section[aria-labelledby=pipeline-title] button,.challenge-workbench-page section[aria-label=做题流程引擎]>button{margin:.25rem .4rem .25rem 0}.challenge-workbench-page .workbench-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:.85rem;display:grid}.challenge-workbench-page .workbench-grid>section{min-width:0}main ul{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:.75rem;padding:0;list-style:none;display:grid}main li,main article{padding:.9rem}main article a,main li a{color:#7dd3fc;font-weight:800}main ol{gap:.5rem;padding-left:1.2rem;display:grid}label{color:#cbd5e1;gap:.35rem;margin:.4rem .6rem .4rem 0;font-weight:700;display:inline-grid}fieldset{border:1px solid #94a3b82e;border-radius:1rem}pre{background:#020617;border-radius:1rem;padding:1rem;overflow:auto}@media (width<=820px){.app-hero,.scenario-grid{grid-template-columns:1fr}.app-shell{width:min(100% - 1rem,1180px)}.content-panel,.app-hero{padding:1rem}.challenge-workbench-page .workbench-grid{grid-template-columns:1fr}.top-nav{top:.35rem}.resource-hub-hero,.catalog-hero,.workbench-hero{grid-template-columns:1fr}.resource-hub-page aside[aria-label=题库筛选栏],.catalog-assistant{position:static}.catalog-layout{grid-template-columns:1fr}}