:root{--bg:#f2f3ee;--panel:#fff;--ink:#182722;--side:#142c25;--green:#245546;--line:#dfe2dc;--muted:#77817c;--red:#a7483d;--ochre:#b87828;--blue:#315b75;--serif:"Songti SC","STSong",Georgia,serif;--sans:"Avenir Next","PingFang SC","Microsoft YaHei",sans-serif;--mono:"SFMono-Regular",Menlo,monospace}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.6 var(--sans)}a{text-decoration:none;color:inherit}button,input,select,textarea{font:inherit}.office-side{position:fixed;inset:0 auto 0 0;width:238px;background:var(--side);color:#e8eee9;padding:25px 16px;display:flex;flex-direction:column;z-index:20}.office-brand{display:flex;align-items:center;gap:11px;padding:0 9px 28px}.office-brand b{font:600 17px var(--serif);letter-spacing:.08em}.office-brand small{display:block;color:#8fac9e;font-size:8px;letter-spacing:.24em}.office-seal{width:36px;height:36px;display:grid;place-items:center;border:1px solid #d9b98a;color:#d9b98a;font:19px 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.login-page{min-height:100vh;display:grid;grid-template-columns:1.15fr .85fr;background:#fff}.login-story{background:var(--side);color:#fff;padding:50px 7vw;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.login-story:after{content:"申";position:absolute;right:-40px;bottom:-150px;font:420px var(--serif);color:#ffffff08}.office-brand.light{padding:0}.login-index{font-size:9px;letter-spacing:.23em;color:#99b2a7}.login-story h1{font:600 clamp(40px,5vw,67px)/1.25 var(--serif);max-width:680px;margin:18px 0}.login-story p{font:16px/1.8 var(--serif);color:#adbbb5;max-width:540px}.login-story>small{font-size:9px;color:#789487}.login-panel{display:grid;place-items:center;padding:35px}.login-panel form{width:min(360px,100%)}.login-kicker{font-size:9px;letter-spacing:.2em;color:var(--green)}.login-panel h2{font:600 32px var(--serif);margin:10px 0 5px}.login-panel p{color:var(--muted)}.login-panel label{display:block;font-size:10px;font-weight:700;margin-top:30px}.login-panel input{display:block;width:100%;border:0;border-bottom:1px solid var(--ink);padding:12px 0;outline:none}.login-panel button{width:100%;margin-top:25px;background:var(--ink);color:#fff;border:0;padding:13px;font-weight:700;cursor:pointer}.login-panel form>small{display:block;text-align:center;color:var(--muted);margin-top:12px;font-size:9px}.login-error{background:#f1e1df;color:var(--red);padding:10px;margin-top:15px}
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@media(max-width:760px){.office-side{transform:translateX(-100%);transition:.25s}.office-menu-open .office-side{transform:none}.office-main{margin-left:0}.side-toggle{display:block}.office-top{padding:0 16px}.office-content{padding:22px 14px}.metric-grid{grid-template-columns:1fr 1fr}.student-toolbar{display:block}.student-toolbar form{margin-top:12px;flex-wrap:wrap}.students-table{overflow-x:auto}.table-head,.student-row{min-width:730px}.student-cover{display:block}.cover-progress{width:100%;margin-top:25px}.detail-back span{display:none}.submission-list{overflow-x:auto}.submission-head,.submission-row summary{min-width:800px}.login-page{grid-template-columns:1fr}.login-story{min-height:40vh}.login-story h1{font-size:38px}.login-story>small{display:none}.login-panel{min-height:60vh}}