:root{color-scheme:dark;--bg:#080b1a;--panel:#10182d;--line:#263653;--muted:#98a7c5;--text:#f4f6ff;--purple:#8b4dff;--cyan:#00d5ff;--teal:#00d6b5;font-family:Montserrat,Inter,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:13px}.topbar{height:70px;padding:0 26px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #1d2a49;background:#0a1021;position:sticky;top:0;z-index:5}.brand{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;font-weight:800;font-size:19px;letter-spacing:-.6px;white-space:nowrap}.brand-name{display:inline-block;white-space:nowrap;background:linear-gradient(100deg,#ff36b6,#8b4dff,#00d5ff);background-clip:text;color:transparent}.mark{display:grid;place-items:center;width:35px;height:35px;border:1px solid #493475;border-radius:11px;background:#21143d}.top-actions{display:flex;align-items:center;gap:10px}.button{border:1px solid transparent;border-radius:9px;padding:10px 14px;font:700 11px inherit;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.primary{background:linear-gradient(100deg,#792de5,#3169e9);color:white}.ghost{background:#111a30;border-color:#354366;color:#dce5ff}.status-pill{font-size:9px;color:#9fb0d2;border:1px solid #344160;border-radius:20px;padding:8px 11px}.shell{display:grid;grid-template-columns:220px minmax(0,1fr);min-height:calc(100vh - 70px)}.rail{background:#090f20;border-right:1px solid #1d2945;padding:22px 14px}.rail-label,.eyebrow{font-size:8px;letter-spacing:1.8px;font-weight:800;color:#8292b3}.rail-label{margin:10px 9px 12px}.rail-button{width:100%;display:flex;gap:12px;align-items:center;text-align:left;border:0;border-radius:8px;padding:12px;background:transparent;color:#9eacc9;font-size:12px;cursor:pointer}.rail-button.active,.rail-button:hover{background:linear-gradient(90deg,#5425a7,#2b236d);color:white}.rail-button span{font-size:10px}.project-label{display:block;color:#aab8d2;font-size:9px;margin:12px 8px 7px}.rail select{width:100%;padding:10px;background:#0c1428;color:white;border:1px solid #334363;border-radius:8px;font-size:10px}.rail-note{margin:18px 8px;color:#71809f;font-size:9px;line-height:1.7}.main{padding:28px clamp(16px,3vw,42px);min-width:0}.panel{display:none}.panel.active{display:block}.heading{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:22px}.heading h1{font-size:25px;letter-spacing:-1px;margin:8px 0}.heading p{font-size:10px;color:var(--muted);margin:0;line-height:1.7}.editor-grid{display:grid;grid-template-columns:210px minmax(0,1fr);height:min(690px,calc(100vh - 210px));min-height:420px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#0b1224}.file-pane{border-right:1px solid var(--line);background:#0d1529}.pane-head,.tabbar,.preview-toolbar{height:43px;padding:0 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-size:9px;color:#aebbd5}.pane-head button,.tab-actions button{border:0;background:transparent;color:#aeb8d2;cursor:pointer;font-size:10px}.file-list{padding:8px}.file-item{width:100%;display:flex;align-items:center;gap:9px;text-align:left;border:0;background:transparent;color:#9eacc8;padding:9px;border-radius:6px;font-size:10px;cursor:pointer}.file-item.active,.file-item:hover{background:#202b49;color:white}.code-pane{display:flex;flex-direction:column;min-width:0}.tabbar{background:#10182d}.tab-actions{display:flex;gap:12px}.tab-actions button:hover,.pane-head button:hover{color:white}.code-pane textarea{flex:1;resize:none;border:0;outline:0;padding:18px;background:#080e1d;color:#d7e4ff;font:12px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace;tab-size:2;white-space:pre;overflow:auto}.editor-foot{height:30px;padding:0 12px;display:flex;align-items:center;justify-content:space-between;color:#71809f;font-size:8px;border-top:1px solid var(--line)}.preview-shell,.terminal-frame{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#080e1d}.preview-toolbar{background:#10182d}.preview-toolbar i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--teal);margin-right:7px}.preview-shell iframe{width:100%;height:calc(100vh - 210px);min-height:440px;border:0;background:white}.network-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.tool-card{background:linear-gradient(145deg,#111b32,#0b1224);border:1px solid var(--line);border-radius:12px;padding:17px;min-height:180px;display:flex;flex-direction:column;align-items:flex-start}.tool-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:#28184a;color:#d2b5ff;font-size:18px}.tool-card h3{font-size:12px;margin:14px 0 6px}.tool-card p{color:var(--muted);font-size:9px;line-height:1.7;margin:0 0 14px;flex:1}.tool-card .button{font-size:9px;padding:9px 11px}.network-run:disabled{opacity:.5;cursor:wait}.result-panel{margin-top:16px;border:1px solid var(--line);border-radius:11px;overflow:hidden;background:#080e1d}.result-panel pre{margin:0;padding:14px;min-height:130px;max-height:260px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;color:#b9f3d2;font:10px/1.65 ui-monospace,monospace}.safety-note{color:#71809f;font-size:9px;line-height:1.7;margin-top:13px}.terminal-frame iframe{width:100%;height:calc(100vh - 190px);min-height:560px;border:0;background:#111}.global-foot{margin-top:25px;color:#637291;font-size:8px}.toast{position:fixed;bottom:18px;right:18px;padding:12px 16px;border:1px solid #455982;border-radius:9px;background:#172343;color:white;font-size:10px;opacity:0;transform:translateY(8px);transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:translateY(0)}@media(max-width:900px){.network-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.topbar{padding:0 13px}.top-actions .status-pill{display:none}.shell{grid-template-columns:1fr}.rail{position:sticky;top:70px;z-index:4;display:flex;align-items:center;gap:5px;padding:8px;overflow:auto;border-right:0;border-bottom:1px solid #1d2945}.rail-label,.project-label,.rail select,.rail-note{display:none}.rail-button{width:auto;white-space:nowrap;padding:10px;font-size:0}.rail-button span{font-size:10px}.main{padding:18px 12px}.heading{align-items:flex-start;flex-direction:column}.editor-grid{grid-template-columns:130px minmax(0,1fr);height:65vh}.network-grid{grid-template-columns:1fr}.tool-card{min-height:150px}.preview-shell iframe{height:70vh}.terminal-frame iframe{height:70vh;min-height:520px}}
.api-tester{margin-top:16px;border:1px solid var(--line);border-radius:11px;overflow:hidden;background:#0d1529}.api-controls{display:grid;grid-template-columns:100px minmax(0,1fr) auto;gap:8px;padding:12px}.api-controls select,.api-controls input,.api-tester textarea{background:#080e1d;color:#eaf0ff;border:1px solid #344363;border-radius:7px;padding:10px;font:10px system-ui;min-width:0}.api-tester textarea{display:block;width:calc(100% - 24px);margin:0 12px 12px;resize:vertical}.api-tester pre{margin:0;padding:12px;border-top:1px solid var(--line);max-height:220px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;color:#b9f3d2;font:10px/1.6 ui-monospace,monospace}.api-tester .pane-head span{color:#7282a2;font-size:8px}@media(max-width:700px){.api-controls{grid-template-columns:85px minmax(0,1fr)}.api-controls button{grid-column:1/-1}}

.brand .mark-logo{display:block;width:35px;height:35px;object-fit:contain;border-radius:10px;flex:none}