:root{--bg: #fff;--surface-alt: #f8f9fa;--border: #e0e0e0;--text: #202124;--text-2: #5f6368;--accent: #1a73e8;--error: #d93025}*{box-sizing:border-box}body{margin:0;font-family:Roboto,system-ui,sans-serif;font-size:14px;color:var(--text);background:var(--surface-alt)}.center{display:flex;align-items:center;justify-content:center;min-height:100vh}.muted{color:var(--text-2)}.error{color:var(--error);background:#fce8e6;border-radius:8px;padding:8px 12px;margin:8px 0}.card{background:var(--bg);border:1px solid var(--border);border-radius:8px;box-shadow:0 1px 3px #0000001f}.pad{padding:20px}.signin{padding:32px;width:360px;display:flex;flex-direction:column;gap:12px;text-align:center}.btn{border:1px solid var(--border);border-radius:20px;background:var(--bg);color:var(--accent);padding:8px 20px;font:inherit;font-weight:500;cursor:pointer;text-decoration:none;display:inline-block}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn:disabled{opacity:.5;cursor:default}.page{max-width:960px;margin:0 auto;padding:0 16px 48px;display:flex;flex-direction:column;gap:16px}.topbar{display:flex;align-items:center;gap:12px;padding:16px 0}.content{display:flex;flex-direction:column;gap:16px}.app-row{display:flex;justify-content:space-between;align-items:center;padding:12px 8px;border-bottom:1px solid var(--border);cursor:pointer}.app-row:hover{background:var(--surface-alt)}.status{font-size:11px;border-radius:10px;padding:2px 8px;margin-left:8px;background:var(--surface-alt);color:var(--text-2)}.status.published{background:#e6f4ea;color:#188038}.row{display:flex;gap:8px}.row input{flex:1}input,textarea{padding:10px 12px;border:1px solid var(--border);border-radius:4px;font:inherit}.tabs{display:flex;gap:4px}.tabs button{border:none;background:none;padding:8px 16px;font:inherit;font-weight:500;color:var(--text-2);cursor:pointer;border-bottom:2px solid transparent;text-transform:capitalize}.tabs button.active{color:var(--accent);border-bottom-color:var(--accent)}.chat{display:flex;flex-direction:column;height:calc(100vh - 180px);background:var(--bg);border:1px solid var(--border);border-radius:8px;overflow:hidden}.chat-log{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.msg{display:flex}.msg.user{justify-content:flex-end}.bubble{max-width:75%;padding:10px 14px;border-radius:14px;white-space:pre-wrap}.msg.user .bubble{background:var(--accent);color:#fff}.msg.assistant .bubble{background:var(--surface-alt)}.chat-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--border)}.chat-input textarea{flex:1;min-height:44px;max-height:140px;resize:vertical}.diff{margin-top:10px;background:#fff;border:1px solid var(--border);border-radius:8px;padding:10px;display:flex;flex-direction:column;gap:4px;font-size:13px}.diff-add{color:#188038}.diff-remove{color:var(--error)}.diff-change{color:#b06000}.json-editor{width:100%;min-height:400px;font-family:ui-monospace,monospace;font-size:12px;margin:8px 0}h1{font-size:22px;font-weight:500;margin:0}h2{font-size:16px;font-weight:500;margin:0 0 12px}code{background:var(--surface-alt);padding:1px 5px;border-radius:4px}