:root{color-scheme:light;--bg:#f5f7fb;--panel:#ffffff;--line:#d9e1ec;--line-strong:#c4cedd;--text:#1f2937;--muted:#667085;--primary:#1677ff;--primary-dark:#0958d9;--success:#1f8f4d;--danger:#d14343;--shadow:0 6px 24px rgba(15,23,42,0.06)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:PingFang SC,Microsoft YaHei,Arial,sans-serif}button,input,select,textarea{font:inherit}button{height:34px;padding:0 14px;border:1px solid var(--primary);border-radius:6px;background:var(--primary);color:#fff;cursor:pointer}button:hover{background:var(--primary-dark)}button:disabled{cursor:not-allowed;opacity:.6}.secondary-button{border-color:var(--line-strong);background:#fff;color:var(--text)}.secondary-button:hover{background:#f8fafc}input,select,textarea{width:100%;border:1px solid var(--line-strong);border-radius:6px;background:#fff}input,select{height:36px;padding:0 12px}textarea{min-height:96px;padding:10px 12px;resize:vertical}.dashboard{padding:24px}.page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:16px}.page-header h1{margin:0;font-size:28px;line-height:1.25}.page-subtitle{margin:8px 0 0;color:var(--muted);font-size:14px}.header-actions{display:flex;gap:12px;align-items:center}.status-pill{display:inline-flex;align-items:center;height:34px;padding:0 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--muted)}.panel{margin-bottom:16px;border:1px solid var(--line);border-radius:10px;background:var(--panel);box-shadow:var(--shadow);padding:16px}.table-shell{overflow-x:auto}.data-table{width:100%;border-collapse:collapse}.data-table td,.data-table th{border-bottom:1px solid var(--line);padding:12px;vertical-align:top;text-align:left;font-size:14px}.data-table th{background:#f8fafc;color:#475467;font-weight:600}.cell-break{word-break:break-all}.action-list,.branch-list,.checkbox-group{display:flex;flex-wrap:wrap;gap:8px}.branch-link,.check-chip{display:inline-flex;align-items:center;gap:6px;min-height:32px;padding:0 10px;border:1px solid var(--line-strong);border-radius:6px;background:#fff}.branch-link{border-color:#b6d2ff;background:#edf5ff;color:#0f5fd7}.check-chip input{width:auto;height:auto;margin:0}.section-title-row,.toolbar-line{display:flex;justify-content:space-between;align-items:center;gap:16px}.section-title-row h2,.split-log-grid h3{margin:0}.branch-switcher{display:grid;grid-gap:6px;gap:6px;min-width:220px}.expand-block,.log-list,.tree-shell{display:grid;grid-gap:8px;gap:8px}.expand-block{padding:8px 0}.file-item,.log-card,.tree-row{display:grid;grid-template-columns:auto 1fr auto;grid-gap:12px;gap:12px;align-items:center;padding:10px 12px;border:1px solid var(--line);border-radius:6px;background:#fff}.file-item strong,.log-card strong{color:var(--primary-dark)}.tree-row label{display:flex;align-items:center;gap:8px}.tree-row input{width:auto;height:auto;margin:0}.tree-row.folder{background:#f8fafc}.empty-hint,.log-card em,.log-card span,.tree-caption,.tree-row em{color:var(--muted);font-size:13px}.split-log-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px}.log-card{grid-template-columns:1fr;align-items:flex-start}.log-card p{margin:0;white-space:pre-wrap;word-break:break-word}.back-link{margin-bottom:10px;border:0;background:transparent;color:var(--primary);padding:0;height:auto}.back-link:hover{background:transparent;color:var(--primary-dark)}.page-alert{margin:0 0 16px;padding:10px 12px;border-radius:6px}.form-error{border:1px solid #f3c1c1;background:#fff2f0;color:var(--danger)}.form-success{border:1px solid #b7e3c7;background:#f0fff4;color:var(--success)}.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-card{width:min(100%,420px);border:1px solid var(--line);border-radius:10px;background:#fff;box-shadow:var(--shadow);padding:24px}.auth-card h1{margin:0}.subtitle{margin:8px 0 0;color:var(--muted)}.auth-form{display:grid;grid-gap:14px;gap:14px;margin-top:20px}.auth-form label{display:grid;grid-gap:6px;gap:6px}.auth-hint{margin:16px 0 0;color:var(--muted);font-size:13px}@media (max-width:960px){.dashboard{padding:16px}.page-header,.section-title-row,.split-log-grid,.toolbar-line{grid-template-columns:1fr;display:grid}.header-actions{justify-content:flex-start}.branch-switcher{min-width:0}.file-item,.tree-row{grid-template-columns:1fr;align-items:flex-start}}