:root{--bg: #f7f7fb;--panel: #ffffff;--border: #e6e6ef;--ink: #1f2330;--muted: #8a8f9c;--accent: #4f46e5;--accent-soft: #eef0fe;--add-bg: #e7f7ec;--add-ink: #1a7f37;--del-bg: #fdecec;--del-ink: #b91c1c}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--ink)}button{font-family:inherit;cursor:pointer}.muted{color:var(--muted)}.small{font-size:12px}.pad{padding:12px}.login-wrap{height:100%;display:grid;place-items:center;background:linear-gradient(135deg,#eef0fe,#f7f7fb)}.login-card{width:340px;background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:32px;display:flex;flex-direction:column;gap:6px;box-shadow:0 10px 40px #28285a14}.login-logo{color:var(--accent);display:grid;place-items:center;margin-bottom:8px}.login-card h1{font-size:20px;margin:0;text-align:center}.login-card p{margin:0 0 12px;text-align:center}.login-card label{font-size:13px;color:var(--muted);margin-top:8px}.login-card input{padding:10px 12px;border:1px solid var(--border);border-radius:9px;font-size:14px;outline:none}.login-card input:focus{border-color:var(--accent)}.login-card button,.save-btn,.ghost{display:inline-flex;align-items:center;justify-content:center;gap:7px}.login-card button{margin-top:16px;padding:11px;background:var(--accent);color:#fff;border:none;border-radius:9px;font-size:14px;font-weight:600}.login-card button:disabled{opacity:.6}.error{color:var(--del-ink);font-size:13px;margin-top:8px}.error.bar{background:var(--del-bg);padding:8px 16px}.app{display:grid;grid-template-columns:280px 1fr;height:100%}.sidebar{background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:16px 12px}.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:16px;color:var(--accent);padding:4px 6px 14px}.side-actions{display:flex;gap:6px;margin-bottom:10px}.ghost{background:var(--accent-soft);color:var(--accent);border:none;padding:8px 12px;border-radius:8px;font-size:13px;font-weight:600;flex:1}.icon-btn{background:transparent;border:1px solid var(--border);border-radius:8px;padding:8px;color:var(--muted);display:grid;place-items:center}.icon-btn:hover{color:var(--accent)}.file-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px}.file{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;cursor:pointer;font-size:13.5px;color:var(--ink)}.file:hover{background:var(--bg)}.file.active{background:var(--accent-soft);color:var(--accent);font-weight:600}.file-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.del{background:transparent;border:none;color:var(--muted);opacity:0;display:grid;place-items:center}.file:hover .del{opacity:1}.del:hover{color:var(--del-ink)}.materials{border-top:1px solid var(--border);margin-top:10px;padding-top:10px;max-height:38%;display:flex;flex-direction:column}.materials-head{display:flex;align-items:center;gap:8px;padding:0 6px 8px}.materials-head>span{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;flex:1}.small-btn{flex:none!important;padding:6px 10px!important;font-size:12px!important}.material-list{overflow-y:auto;display:flex;flex-direction:column;gap:2px}.material{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:7px}.material:hover{background:var(--bg)}.material-name{flex:1;display:flex;align-items:center;gap:7px;text-decoration:none;color:var(--ink);font-size:13px;overflow:hidden}.material-name span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.material-name:hover{color:var(--accent)}.material .del{opacity:0}.material:hover .del{opacity:1}.logout{margin-top:10px;background:transparent;border:1px solid var(--border);border-radius:8px;padding:9px;color:var(--muted);display:inline-flex;align-items:center;justify-content:center;gap:7px}.main{display:flex;flex-direction:column;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--border);background:var(--panel)}.path{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}.empty{flex:1;display:grid;place-content:center;justify-items:center;gap:14px;color:var(--muted)}.editor{flex:1;display:flex;flex-direction:column;min-height:0}.toolbar{display:flex;align-items:center;gap:2px;padding:8px 16px;border-bottom:1px solid var(--border);background:var(--panel);flex-wrap:wrap}.tb-btn{background:transparent;border:none;border-radius:7px;padding:7px;color:#565b6b;display:grid;place-items:center}.tb-btn:hover{background:var(--bg)}.tb-btn.active{background:var(--accent-soft);color:var(--accent)}.tb-sep{width:1px;height:22px;background:var(--border);margin:0 6px}.toolbar-right{margin-left:auto;display:flex;align-items:center;gap:12px}.save-btn{background:var(--accent);color:#fff;border:none;padding:8px 14px;border-radius:8px;font-size:13px;font-weight:600}.save-btn:disabled{background:#c7c9d6}.prose{flex:1;overflow-y:auto;padding:32px 0}.prose .ProseMirror{max-width:760px;margin:0 auto;padding:0 24px;outline:none;font-size:17px;line-height:1.7;color:#23262f}.prose .ProseMirror h1{font-size:30px;margin:.6em 0 .3em}.prose .ProseMirror h2{font-size:24px;margin:.8em 0 .3em}.prose .ProseMirror h3{font-size:19px;margin:.8em 0 .3em}.prose .ProseMirror p{margin:.5em 0}.prose .ProseMirror blockquote{border-left:3px solid var(--accent);margin:.6em 0;padding-left:14px;color:#555}.prose .ProseMirror pre{background:#1f2330;color:#eee;padding:14px;border-radius:10px;overflow-x:auto;font-size:14px}.prose .ProseMirror code{background:#eef0fe;padding:1px 5px;border-radius:5px;font-size:.9em}.prose .ProseMirror pre code{background:transparent;padding:0}.prose .ProseMirror ul,.prose .ProseMirror ol{padding-left:26px}.history{flex:1;display:flex;flex-direction:column;min-height:0}.history-head{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--border);font-weight:600;font-size:14px}.history-head span{display:inline-flex;align-items:center;gap:8px}.history-body{flex:1;display:grid;grid-template-columns:320px 1fr;min-height:0}.commit-list{border-right:1px solid var(--border);overflow-y:auto}.commit{display:block;width:100%;text-align:left;background:transparent;border:none;border-bottom:1px solid var(--border);padding:12px 16px}.commit:hover{background:var(--bg)}.commit.active{background:var(--accent-soft)}.commit-subj{font-size:13.5px;margin-bottom:5px}.commit-meta{display:flex;align-items:center;gap:8px}.tag-claude,.tag-admin{font-size:11px;font-weight:700;padding:1px 7px;border-radius:20px}.tag-claude{background:#e7f0ff;color:#2563eb}.tag-admin{background:#f0e7ff;color:#7c3aed}.diff-pane{overflow:auto}.diff{margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;line-height:1.5}.diff>div{padding:0 16px;white-space:pre-wrap;word-break:break-word}.d-add{background:var(--add-bg);color:var(--add-ink)}.d-del{background:var(--del-bg);color:var(--del-ink)}.d-hunk{color:var(--accent);background:var(--accent-soft)}.d-meta{color:var(--muted)}.d-ctx{color:#444}