.fle-shell{display:grid;grid-template-columns:minmax(360px,520px) minmax(0,1fr);gap:20px;align-items:start}.fle-editor,.fle-preview{background:#fff;border:1px solid #dce6f2;border-radius:20px;overflow:hidden;box-shadow:0 18px 45px rgba(11,35,66,.07)}.fle-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:20px 22px;border-bottom:1px solid #e5edf6}.fle-head h2{margin:4px 0 0;font-size:20px}.fle-body{padding:20px 22px}.fle-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.fle-grid .wide{grid-column:1/-1}.fle-body label{display:grid;gap:7px;color:#526984;font-size:13px;font-weight:700}.fle-body input,.fle-body select,.fle-body textarea{width:100%;border:1px solid #cfdbeb;border-radius:11px;background:#fbfdff;color:#0b2342;font:inherit;padding:11px 12px;outline:none}.fle-body input:focus,.fle-body select:focus,.fle-body textarea:focus{border-color:#1769e0;box-shadow:0 0 0 3px rgba(23,105,224,.1)}.fle-code{min-height:310px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace!important;font-size:12px!important;line-height:1.55!important;tab-size:2}.fle-css{min-height:170px}.fle-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.fle-language{display:flex;gap:6px;padding:4px;border-radius:10px;background:#eef4fb}.fle-language button{border:0;border-radius:7px;background:transparent;padding:8px 13px;color:#647b96;font-weight:800;cursor:pointer}.fle-language button.active{background:#1769e0;color:#fff;box-shadow:0 5px 14px rgba(23,105,224,.24)}.fle-enabled{display:flex!important;grid-template-columns:auto 1fr!important;align-items:center;gap:9px!important;padding:11px 13px;border-radius:11px;background:#f1f7ff;color:#0b2342!important}.fle-enabled input{width:auto}.fle-preview-toolbar{display:flex;align-items:center;gap:10px}.fle-preview-toolbar a{font-size:12px}.fle-frame-wrap{height:calc(100vh - 205px);min-height:600px;background:#eaf0f7}.fle-frame{width:100%;height:100%;border:0;background:#fff}.fle-status{display:flex;align-items:center;gap:8px;font-size:12px;color:#68809b}.fle-status::before{content:"";width:8px;height:8px;border-radius:50%;background:#16b879}.fle-help{margin-top:16px;padding:14px 16px;border-radius:12px;background:#f4f8ff;color:#536b86;font-size:12px;line-height:1.65}.fle-help code{background:#e8f0fb;padding:2px 5px;border-radius:5px}.fle-danger{color:#c73d4a!important}.fle-template-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:12px}.fle-template-chip{border:1px solid #dce6f2;background:#fff;border-radius:10px;padding:10px;text-align:left;color:#25405e;font-weight:700;cursor:pointer}.fle-template-chip:hover{border-color:#1769e0;color:#1769e0}@media(max-width:1180px){.fle-shell{grid-template-columns:1fr}.fle-frame-wrap{height:720px}}@media(max-width:720px){.fle-grid{grid-template-columns:1fr}.fle-grid .wide{grid-column:auto}.fle-template-list{grid-template-columns:1fr 1fr}.fle-head{flex-direction:column}.fle-body{padding:16px}}