:root{--bg: #f7f8fb;--panel: #ffffff;--panel-soft: #f0f4f8;--text: #17202a;--muted: #607083;--line: #dbe3ec;--accent: #0f766e;--accent-soft: #d9f3ee;--danger: #b42318;--warning: #a15c07;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}.admin-shell{min-height:100vh;display:grid;grid-template-columns:280px minmax(0,1fr)}.sidebar{background:#101820;color:#f7fafc;padding:18px 14px;display:flex;flex-direction:column;gap:18px}.brand{display:flex;align-items:center;gap:12px;padding:8px 10px 16px;border-bottom:1px solid rgba(255,255,255,.12)}.brand-mark{width:38px;height:38px;border-radius:8px;display:grid;place-items:center;background:var(--accent);font-weight:800}.brand-title{font-weight:800;letter-spacing:0}.brand-subtitle,.topbar-label{color:var(--muted);font-size:12px}.nav{display:grid;gap:4px;overflow:auto}.nav-link{color:#d7e0ea;text-decoration:none;display:flex;align-items:center;gap:10px;padding:10px;border-radius:8px;min-height:40px}.nav-link.active,.nav-link:hover{background:#ffffff1a;color:#fff}.main{min-width:0;display:flex;flex-direction:column}.topbar{height:64px;background:var(--panel);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px}.topbar-user{font-weight:700}.page{padding:28px;display:grid;gap:18px}.page-header{display:flex;align-items:flex-end;justify-content:space-between;gap:16px}.page-title{margin:0;font-size:28px;line-height:1.1}.page-subtitle{margin:6px 0 0;color:var(--muted)}.grid{display:grid;gap:14px}.metrics{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px;min-width:0}.metric-label{color:var(--muted);font-size:13px}.metric-value{font-size:28px;font-weight:800;margin-top:8px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.input,.select,.textarea{border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text);padding:9px 10px;min-height:38px}.input.full{width:100%;margin-top:6px}.check-row{display:inline-flex;align-items:center;gap:8px}.textarea{min-height:100px;width:100%;resize:vertical}.textarea.compact{min-height:42px;max-height:110px}.button{border:0;border-radius:8px;background:var(--accent);color:#fff;min-height:38px;padding:0 14px;cursor:pointer}.button.secondary{background:var(--panel-soft);color:var(--text);border:1px solid var(--line)}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px;background:var(--panel)}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:var(--panel-soft);color:#3e5064;font-size:12px;text-transform:uppercase;letter-spacing:.04em}tr:last-child td{border-bottom:0}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:3px 8px;background:var(--panel-soft);font-size:12px;font-weight:700}.badge.good{background:var(--accent-soft);color:#07534d}.badge.warn{background:#fff4d8;color:var(--warning)}.badge.bad{background:#ffe4e0;color:var(--danger)}.state{padding:50px;display:grid;place-items:center;color:var(--muted)}.login{min-height:100vh;display:grid;place-items:center;padding:24px}.login-panel{width:min(440px,100%);background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:28px;display:grid;gap:18px}.error{color:var(--danger)}.json{white-space:pre-wrap;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:12px;color:#314155}.split{display:grid;grid-template-columns:minmax(420px,.9fr) minmax(520px,1.2fr);gap:16px;align-items:start}.editor-panel{display:grid;gap:14px}.editor-header{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.prompt-editor{min-height:360px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.45}.link-button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;color:var(--accent);font-weight:700;padding:0;cursor:pointer;text-align:left}.link-button:hover{text-decoration:underline}.diff-view{border:1px solid var(--line);border-radius:8px;overflow:auto;background:#fff;max-height:520px}.diff-header{position:sticky;top:0;background:var(--panel-soft);border-bottom:1px solid var(--line);padding:8px 10px;font-size:12px;font-weight:700;z-index:1}.diff-table{min-width:100%;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:12px}.diff-line.added{background:#e8fff2}.diff-line.removed{background:#fff0ee}.diff-line.unchanged{background:#fff}.line-num{width:58px;color:var(--muted);text-align:right;-webkit-user-select:none;user-select:none}.line-mark{width:28px;font-weight:800}.modal-scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:#0b12207a;display:grid;place-items:center;padding:20px;z-index:50}.modal{background:var(--panel);border-radius:8px;border:1px solid var(--line);padding:18px;width:min(920px,96vw);max-height:92vh;overflow:hidden;display:grid;gap:14px}.modal.large{width:min(1200px,98vw);height:min(840px,94vh)}.history-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:14px;min-height:0;overflow:hidden}.history-list{border:1px solid var(--line);border-radius:8px;overflow:auto;display:grid;align-content:start}.history-item{border:0;border-bottom:1px solid var(--line);background:#fff;padding:10px;display:grid;gap:5px;text-align:left;cursor:pointer}.history-item.active{background:var(--accent-soft)}.history-content{min-width:0;overflow:auto;display:grid;gap:12px;align-content:start}@media(max-width:900px){.admin-shell{grid-template-columns:1fr}.sidebar{position:static}.nav{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.topbar{padding:0 16px}.page{padding:18px}.split,.history-layout{grid-template-columns:1fr}.editor-header{display:grid}}