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#fff}::-webkit-scrollbar-thumb:hover{background:#b6c5d2}.login-screen{height:100vh;display:grid;place-items:center;padding:20px}.login-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px;width:100%;max-width:360px;display:flex;flex-direction:column;gap:16px}.login-card .brand{justify-content:center;font-size:20px}.login-card .mark{width:38px;height:38px;font-size:21px}.login-sub{text-align:center;color:var(--ink-faint);font-size:13px;margin-top:-6px}.login-field{display:flex;flex-direction:column;gap:5px}.login-field label{font-size:12px;font-weight:600;color:var(--ink-soft)}.login-field input{border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;font-family:inherit;color:var(--ink)}.login-field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-tint)}.login-btn{border:none;border-radius:10px;padding:11px;background:var(--accent);color:#fff;font-size:14px;font-weight:650;cursor:pointer;transition:.12s}.login-btn:hover{background:var(--accent-deep)}.login-btn:disabled{opacity:.5;cursor:default}.login-error{background:#fff1f3;color:var(--danger);font-size:12.5px;border-radius:9px;padding:9px 11px;text-align:center}.overlay{position:fixed;inset:0;background:#15212e52;display:grid;place-items:center;z-index:50;padding:20px}.dialog{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);width:100%;max-width:420px;max-height:80vh;display:flex;flex-direction:column;overflow:hidden}.dialog-head{display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line);font-weight:650;font-size:14px}.dialog-head .x-btn{margin-left:auto;font-size:18px}.dialog-body{padding:14px 16px;overflow-y:auto;display:flex;flex-direction:column;gap:10px}.save-row{display:flex;gap:8px}.save-row input{flex:1;border:1px solid var(--line);border-radius:10px;padding:9px 11px;font-size:13.5px;font-family:inherit;color:var(--ink)}.save-row input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-tint)}.save-row button{border:none;border-radius:10px;padding:9px 14px;background:var(--accent);color:#fff;font-weight:600;cursor:pointer}.save-row button:hover{background:var(--accent-deep)}.graph-list{display:flex;flex-direction:column;gap:7px}.graph-item{display:flex;align-items:center;gap:9px;border:1px solid var(--line);border-radius:10px;padding:9px 11px}.graph-item .name{flex:1;font-size:13.5px;font-weight:550;cursor:pointer}.graph-item .name:hover{color:var(--accent)}.graph-item .meta{font-size:11px;color:var(--ink-faint)}.graph-item .x-btn{font-size:16px}@media(max-width:900px){body{overflow:auto}.tabs{display:flex}.stage{flex-direction:column;padding:0;gap:0;height:auto}.panel{border-radius:0;border-left:none;border-right:none;box-shadow:none;display:none;height:calc(100vh - 110px)}.panel.show{display:flex}.panel-ai,.panel-work,.panel-graph{width:100%!important;flex:none}.splitter{display:none}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}