:root{--bg: #0e0e0f;--panel: #151517;--text: #e6e6e6;--muted: #a0a0a0;--border: #262626}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.feep-root{display:flex;flex-direction:column;height:100vh}.feep-header{padding:16px 20px;border-bottom:1px solid var(--border)}.feep-header h1{margin:0;font-size:20px;font-weight:600}.feep-header p{margin:4px 0 0;font-size:13px;color:var(--muted)}.feep-conversation{flex:1;padding:20px;overflow-y:auto}.feep-empty{color:var(--muted);font-size:14px}.feep-input{display:flex;gap:12px;padding:16px;border-top:1px solid var(--border);background:var(--panel)}.feep-input textarea{flex:1;resize:none;background:#1c1c1e;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:10px;font-size:14px}.feep-input button{background:#2a2a2d;color:var(--muted);border:1px solid var(--border);border-radius:6px;padding:0 16px;font-size:14px}.feep-message{max-width:760px;margin-bottom:16px;padding:10px 12px;border-radius:6px;line-height:1.6;font-size:14px;white-space:pre-wrap}.feep-user{color:#fff;background:#1f1f22;border:1px solid var(--border)}.feep-feep{color:#cfcfcf;background:transparent;padding-left:2px}