:root{--bg: #0b0f19;--panel: #121829;--border: #232a3b;--text: #e6e7ea;--muted: #96a0b5;--accent: #4f7cff;--good: #2ecc71;--warn: #f39c12;--bad: #e74c3c}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";background:var(--bg);color:var(--text)}.wrap{display:grid;grid-template-rows:auto 1fr;height:100%}header{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border);background:var(--panel)}header h1{font-size:16px;margin:0}main{display:grid;grid-template-columns:360px 4px 1fr;gap:0;height:calc(100% - 1px)}.resizer{background:var(--border);cursor:col-resize;-webkit-user-select:none;user-select:none;transition:background-color .2s}.resizer:hover{background:var(--accent)}.sidebar{height:100%;border-right:none;background:var(--panel);padding:12px;overflow:auto;display:flex;flex-direction:column}.viewer{height:100%;overflow:auto;padding:12px 16px}.row{display:flex;gap:8px;align-items:center}.btn{background:var(--accent);color:#fff;border:none;border-radius:6px;padding:8px 12px;cursor:pointer}.btn.secondary{background:#2b3550}.btn.ghost{background:transparent;border:1px solid var(--border)}.btn:disabled{opacity:.6;cursor:not-allowed}.input,textarea,select{width:100%;background:#0f1524;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 10px}textarea{min-height:160px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.muted{color:var(--muted)}.tag{display:inline-block;padding:2px 6px;border-radius:999px;background:#2b3550;color:#c7d2fe;font-size:12px}.method{font-weight:600;padding:1px 6px;border-radius:999px}.GET{background:#4fc3f726;color:#4fc3f7}.POST{background:#4caf5026;color:#4caf50}.PUT{background:#ffc10733;color:#ffc107}.DELETE{background:#f4433633;color:#f44336}.PATCH{background:#9c27b033;color:#9c27b0}.HEAD,.OPTIONS{background:#9e9e9e33;color:#9e9e9e}.card{border:1px solid var(--border);background:#0f1524;border-radius:8px;padding:12px}.list{display:grid;gap:8px}.kvs{display:grid;gap:6px}.kv{display:grid;grid-template-columns:200px 1fr;gap:6px}.path{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.fullscreen-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;z-index:1000;display:flex;align-items:center;justify-content:center;padding:20px}.fullscreen-editor{background:var(--bg);border:1px solid var(--border);border-radius:12px;width:100%;height:100%;display:flex;flex-direction:column;overflow:hidden}.fullscreen-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);background:var(--panel)}.fullscreen-header h3{margin:0;font-size:18px;color:var(--text)}.fullscreen-textarea{flex:1;border:none;resize:none;background:var(--bg);color:var(--text);padding:20px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:14px;line-height:1.5;outline:none}.fullscreen-textarea::placeholder{color:var(--muted)}