:root{--bg:#0f1115;--panel:#171a21;--panel-2:#1e222b;--border:#2a2f3a;--text:#e6e9ef;--muted:#9aa3b2;--accent:#5b8cff;--accent-2:#7c5cff;--danger:#ff6b6b;--warn:#ffb454;--info:#4dd4ac}*{box-sizing:border-box}body,html{margin:0;height:100%}body{background:var(--bg);color:var(--text);font:14px/1.5 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{display:flex;flex-direction:column;height:100vh}.toolbar{display:flex;align-items:center;gap:8px;padding:8px 12px;border-bottom:1px solid var(--border);background:var(--panel);flex-wrap:wrap}.toolbar .brand{font-weight:700;margin-right:8px;letter-spacing:.3px}.toolbar .brand span{color:var(--accent)}.toolbar .spacer{flex:1 1}button.btn{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:6px 11px;cursor:pointer;font-size:13px}button.btn.primary,button.btn:hover{border-color:var(--accent)}button.btn.primary{background:var(--accent);color:#0b0d12;font-weight:600}button.btn.ghost{background:transparent}button.btn:disabled{opacity:.5;cursor:not-allowed}.main{flex:1 1;display:flex;min-height:0}.canvas-wrap{flex:1 1;min-width:0;position:relative}.side{width:340px;border-left:1px solid var(--border);background:var(--panel);overflow-y:auto;padding:14px}.side h3{margin:0 0 4px;font-size:14px}.side .hint{color:var(--muted);font-size:12px}.field,.side .hint{margin-bottom:12px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.field input,.field textarea{width:100%;background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px;font:inherit;resize:vertical}.field textarea{min-height:60px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{background:var(--panel-2);border:1px solid var(--border);border-radius:999px;padding:3px 9px;font-size:12px;color:var(--muted)}.spec-block{border-top:1px solid var(--border);padding-top:10px;margin-top:10px}.spec-block h4{margin:0 0 8px;font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted)}.list-line{font-size:13px;padding:2px 0}.list-line:before{content:"• ";color:var(--accent)}.screen-node{width:190px;background:var(--panel-2);border:1px solid var(--border);border-radius:12px;padding:10px 12px;color:var(--text)}.screen-node.selected{border-color:var(--accent);box-shadow:0 0 0 2px rgba(91,140,255,.25)}.screen-node .title{font-weight:600;font-size:13px;margin-bottom:4px}.screen-node .desc{font-size:11px;color:var(--muted);max-height:34px;overflow:hidden}.screen-node .badges{display:flex;gap:5px;margin-top:8px;flex-wrap:wrap}.screen-node .badge{font-size:10px;padding:1px 6px;border-radius:6px;background:#232838;color:var(--muted)}.screen-node .badge.ok{color:var(--info)}.lint-list{display:flex;flex-direction:column;gap:8px}.lint-item{border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-size:12.5px;background:var(--panel-2)}.lint-item .sev{font-weight:700;text-transform:uppercase;font-size:10px;margin-right:6px}.sev.error{color:var(--danger)}.sev.warning{color:var(--warn)}.sev.info{color:var(--info)}.lint-item .k{color:var(--muted);font-size:10px;margin-left:6px}.empty{color:var(--muted);font-size:13px;padding:8px 0}.proj-select{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:6px 8px;font:inherit;max-width:220px}.save-dot{font-size:11px;color:var(--muted);margin-left:4px}.save-dot.saving{color:var(--warn)}.save-dot.saved{color:var(--info)}.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:50}.modal{width:min(1200px,95vw);height:min(860px,92vh);background:var(--panel);border:1px solid var(--border);border-radius:14px;display:flex;flex-direction:column;overflow:hidden}.modal-head{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:1px solid var(--border)}.modal-head .spacer{flex:1 1}.modal-body{flex:1 1;display:flex;min-height:0}.builds-col{width:240px;border-right:1px solid var(--border);overflow-y:auto;padding:12px}.preview-col{flex:1 1;display:flex;align-items:center;justify-content:center;background:#0b0d12;overflow:auto}.build-item{border:1px solid var(--border);border-radius:8px;padding:8px;margin-bottom:8px;cursor:pointer;background:var(--panel-2)}.build-item.active,.build-item:hover{border-color:var(--accent)}.build-item.active{box-shadow:0 0 0 2px rgba(91,140,255,.25)}.build-item .sev{margin-right:6px}.frame-wrap{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 8px 40px rgba(0,0,0,.4)}.frame-wrap.desktop{width:100%;height:100%}.frame-wrap.mobile{width:390px;height:780px;max-height:100%}.frame-wrap iframe{width:100%;height:100%;border:0;display:block}.spin{animation:spin 1s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(1turn)}}