:root{color-scheme:light;--paper:#f5f4ef;--ink:#182b2b;--muted:#727d78;--line:#e0e4de;--green:#1e6652;--soft:#eef4ed}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Segoe UI","Microsoft YaHei",sans-serif;font-size:14px}header{height:112px;padding:26px 4.5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fafbf7}.brand{display:flex;gap:19px;align-items:center}.mark{font-family:Georgia,serif;font-size:43px;background:var(--ink);color:#e9f1da;width:59px;height:60px;text-align:center;border-radius:3px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:650;color:var(--muted)}h1{font-size:29px;letter-spacing:2px;line-height:1;margin:8px 0 0}h1 span{font-weight:300;color:#9aa69e}.save{text-align:right;font-size:12px}.save small{display:block;color:var(--muted);margin-top:7px}#save-dot{color:#628a66;font-size:10px}main{max-width:1550px;margin:auto;padding:34px 4.5% 0}.intro{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:30px}h2{font-size:23px;letter-spacing:.5px;font-weight:600;margin:0 0 10px}.intro p{color:var(--muted);margin:0;font-size:13px}.toolbar{display:flex;gap:9px;flex-shrink:0}button{font:inherit;cursor:pointer;border:1px solid #cdd5cc;background:#fff;border-radius:6px;padding:11px 17px;color:var(--ink);transition:background .15s}button:hover{background:#edf1e9}button:focus-visible,input:focus-visible{outline:2px solid var(--green);outline-offset:3px}button:disabled{cursor:default;opacity:.48}.primary{background:var(--green);border-color:var(--green);color:white}.primary:hover{background:#184e40}.primary span{margin-left:14px}.workspace{display:grid;grid-template-columns:minmax(0,1.23fr) minmax(320px,1fr);gap:26px;align-items:start}.editor,.preview-panel{border:1px solid var(--line);background:#fff;border-radius:10px;overflow:hidden}.panel-heading{padding:22px 25px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}h3{font-size:18px;margin:7px 0 0;font-weight:600}.toggle,.editor-tools{font-size:12px;color:var(--muted)}input[type=checkbox]{accent-color:var(--green);vertical-align:middle}.editor-tools{padding:14px 25px;display:flex;justify-content:space-between;background:#fafbf8;border-bottom:1px solid var(--line)}.branch{padding:20px 25px;border-bottom:1px solid var(--line)}.branch:last-child{border-bottom:0}.branch-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.branch h4{margin:0;font-size:14px;font-weight:650}.branch .num{color:#8b968e;font-size:11px}.branch.empty h4{color:#7e8983}.branch textarea{display:block;width:100%;resize:vertical;min-height:70px;border:1px solid #dfe5de;background:#fcfdfb;border-radius:5px;padding:12px;line-height:1.85;font-family:Consolas,"Microsoft YaHei",monospace;font-size:13px;color:#273932;outline:none}.branch textarea:focus{border-color:#719880;box-shadow:0 0 0 3px #edf3eb}.branch.empty textarea{min-height:62px}.branch textarea::placeholder{color:#a4aca6;font-size:12px}.issue{font-size:12px;color:#a36332;line-height:1.8;margin-top:8px;white-space:pre-wrap}.issue:empty{display:none}aside{position:sticky;top:20px}.tag{background:#edf3e9;color:#597354;border-radius:20px;padding:5px 10px;font-size:10px}.preview-hint{margin:18px 25px 0;font-size:12px;color:var(--muted)}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.9 Consolas,"Microsoft YaHei",monospace;padding:0 25px;margin:18px 0 22px;max-height:57vh;min-height:180px;overflow-y:auto;color:#314338}.footer-hint{border-top:1px solid var(--line);padding:14px 25px;background:#fafbf8;font-size:12px;color:var(--muted)}.notes{padding:20px 8px;color:var(--muted);font-size:12px;line-height:1.9}.notes h4{margin:0;font-weight:600;color:#5b6c5e}.notes p{margin:6px 0 14px}footer{display:flex;justify-content:space-between;padding:28px 0;color:#99a198;letter-spacing:1px;font-size:10px}footer span{letter-spacing:0}#notice{padding:13px 17px;border:1px solid #d3dfcd;border-radius:6px;background:#edf3e8;color:#3e614a;margin-bottom:20px;line-height:1.7}#notice.error{border-color:#e6d4ba;background:#fff6e8;color:#956326}[hidden]{display:none!important}@media(max-width:1000px){.intro{align-items:flex-start;flex-direction:column}.workspace{grid-template-columns:minmax(0,1.15fr) minmax(280px,1fr)}}@media(max-width:720px){header{height:94px}.workspace{grid-template-columns:1fr}aside{position:static}.intro h2{font-size:20px}main{padding-top:24px}.toolbar{width:100%}.toolbar button{flex:1;padding:10px 8px;font-size:12px}.branch,.panel-heading{padding:18px}.editor-tools{padding:12px 18px}.save small{font-size:10px}pre{max-height:450px}}

.mark{text-decoration:none}#login-link,#recovery-box{display:block;padding:14px;margin-bottom:18px;background:#fff6e8;color:#79582e;border-radius:6px}#login-link[hidden],#recovery-box[hidden]{display:none}.clipboard-buffer{position:fixed;top:-10000px}