:root{--bg:#0e1013;--bg2:#15181d;--bg3:#1e242c;--line:#2a313a;--txt:#e4e8ec;--muted:#8b95a1;--accent:#5b9dff;--ok:#3fb950;--err:#e5534b;--warn:#d29922;--radius:10px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--txt);font:14px/1.5 -apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}a{color:var(--accent);text-decoration:none}h1{font-size:20px;margin:0}h2{font-size:16px;margin:24px 0 12px}h3{font-size:14px;margin:16px 0 8px}p{margin:0 0 8px}.muted{color:var(--muted)}.err{color:var(--err);font-size:13px}.mono{font-family:ui-monospace,Cascadia Mono,Consolas,monospace;font-size:12px;word-break:break-all}.center{display:flex;align-items:center;justify-content:center;padding:48px 0;min-height:40vh}.shell{display:flex;min-height:100vh}.side{width:224px;flex-shrink:0;background:var(--bg2);border-right:1px solid var(--line);padding:14px 10px;display:flex;flex-direction:column;gap:2px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.brand{font-weight:700;font-size:15px;padding:6px 10px 14px}.navlink{display:block;padding:8px 10px;border-radius:8px;color:var(--txt)}.navlink.active,.navlink:hover{background:var(--bg3)}.navlink.active{color:var(--accent)}.side .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px;border-top:1px solid var(--line)}.main{flex:1 1;min-width:0;padding:22px 24px 60px;max-width:1240px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));grid-gap:12px;gap:12px}.card{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}.card .k{color:var(--muted);font-size:12px;margin-bottom:6px}.card 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14px;border-radius:8px;cursor:pointer;font:inherit}.btn:hover{border-color:var(--accent)}.btn:disabled{opacity:.55;cursor:default}.btn-primary{background:var(--accent);border-color:var(--accent);color:#081220;font-weight:600}.btn-danger:hover{border-color:var(--err);color:var(--err)}.btn-sm{padding:3px 9px;font-size:12px}.form{flex-direction:column}.form,.form-row{display:flex;gap:12px}.form-row>*{flex:1 1;min-width:0}.field label{display:block;color:var(--muted);font-size:12px;margin-bottom:4px}.hint{font-size:12px;margin-top:3px}.input{width:100%;background:var(--bg);border:1px solid var(--line);color:var(--txt);border-radius:8px;padding:8px 10px;font:inherit}.input:focus{border-color:var(--accent);outline:none}textarea.input{resize:vertical;min-height:72px}.check{display:flex;align-items:center;gap:8px;cursor:pointer}.modal-ov{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:48px 16px;overflow-y:auto}.modal{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:18px 20px;width:540px;max-width:100%}.modal.wide{width:780px}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.modal-head h3{margin:0;font-size:16px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:6px}.toast-wrap{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:8px;z-index:100;max-width:380px}.toast{background:var(--bg3);border:1px solid var(--line);border-left:3px solid var(--ok);border-radius:8px;padding:10px 14px;word-break:break-word}.toast-error{border-left-color:var(--err)}.badge{display:inline-block;padding:1px 8px;border:1px solid var(--line);border-radius:99px;font-size:12px;color:var(--muted)}.badge-ok{color:var(--ok);border-color:var(--ok)}.badge-err{color:var(--err);border-color:var(--err)}.badge-warn{color:var(--warn);border-color:var(--warn)}.bar{height:8px;background:var(--bg);overflow:hidden;min-width:90px;margin-top:4px}.bar,.bar>i{border-radius:4px}.bar>i{display:block;height:100%;background:var(--accent)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}.login-card{width:340px}.login-card h1,.login-card p{text-align:center}.pre{white-space:pre-wrap;word-break:break-word;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px;font-size:12px;max-height:280px;overflow:auto;margin:6px 0 0}.kv{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:6px 16px;gap:6px 16px}.event{border-top:1px solid var(--line);padding:8px 0}.event-head{display:flex;align-items:center;gap:8px}.chips,.period{display:flex;flex-wrap:wrap;gap:6px}.period .btn.active{border-color:var(--accent);color:var(--accent)}@media (max-width:900px){.shell{flex-direction:column}.side{width:100%;height:auto;position:static;flex-direction:row;flex-wrap:wrap;align-items:center}.side nav{display:flex;flex-wrap:wrap;gap:2px}.brand{padding:6px 10px}.side .foot{margin:0 0 0 auto;border-top:none}.main{padding:16px}}