.pvb-root{--pvb-bg:var(--ni-bg,#f6f7f9);--pvb-panel-bg:var(--ni-paper,#fff);--pvb-border:var(--ni-line,#e5e7eb);--pvb-text:var(--ni-ink,#0b1220);--pvb-muted:var(--ni-muted,#667085);--pvb-accent:var(--ni-nav,#08111f);min-height:100vh;display:flex;flex-direction:column;background:var(--pvb-bg);color:var(--pvb-text);font-family:Inter,ui-sans-serif,system-ui,sans-serif}.pvb-loading{display:flex;align-items:center;justify-content:center;padding:48px}.pvb-topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:16px 20px;border-bottom:1px solid var(--pvb-border);background:var(--pvb-panel-bg)}.pvb-topbar h1{margin:4px 0 0;font-size:22px;letter-spacing:-.03em}.pvb-topbar-sub{margin:4px 0 0;font-size:13px;color:var(--pvb-muted)}.pvb-back-link{font-size:12px;color:var(--pvb-muted);text-decoration:none}.pvb-topbar-actions{display:flex;align-items:center;gap:8px}.pvb-screen-rail{display:flex;gap:20px;padding:10px 20px;border-bottom:1px solid var(--pvb-border);background:#f8fafc;overflow-x:auto}.pvb-screen-group{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.pvb-screen-group-label{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--pvb-muted);margin-right:4px}.pvb-screen-btn{border:1px solid var(--pvb-border);background:#fff;border-radius:999px;padding:6px 12px;font-size:12px;cursor:pointer}.pvb-screen-btn.is-active{background:var(--pvb-text);color:#fff;border-color:var(--pvb-text)}.pvb-screen-btn.is-disabled{opacity:.45}.pvb-workspace{flex:1;display:grid;grid-template-columns:280px minmax(0,1fr) 320px;min-height:0}.pvb-panel{background:var(--pvb-panel-bg);border-right:1px solid var(--pvb-border);overflow:auto;min-height:0}.pvb-panel-right{border-right:0;border-left:1px solid var(--pvb-border)}.pvb-panel-head{padding:16px 16px 8px;position:sticky;top:0;background:var(--pvb-panel-bg);z-index:2;border-bottom:1px solid #f1f5f9}.pvb-panel-head h2{margin:0;font-size:15px}.pvb-panel-sub{margin:4px 0 0;font-size:12px;color:var(--pvb-muted)}.pvb-search{margin:12px 16px 0;width:calc(100% - 32px);height:36px;border:1px solid var(--pvb-border);border-radius:10px;padding:0 12px;font-size:13px}.pvb-category-tabs{display:flex;flex-wrap:wrap;gap:6px;padding:12px 16px}.pvb-category-tabs button{border:1px solid var(--pvb-border);background:#fff;border-radius:999px;padding:4px 10px;font-size:11px;cursor:pointer}.pvb-category-tabs button.is-active{background:#eff6ff;border-color:#93c5fd;color:#1d4ed8}.pvb-block-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0 16px 16px}.pvb-block-card{text-align:left;border:1px solid var(--pvb-border);border-radius:12px;padding:10px;background:#fff;cursor:pointer}.pvb-block-card:disabled{opacity:.5;cursor:not-allowed}.pvb-block-card-title{display:block;font-size:12px;font-weight:600}.pvb-block-card-meta{display:block;margin-top:2px;font-size:10px;color:var(--pvb-muted);text-transform:capitalize}.pvb-canvas-column{display:flex;flex-direction:column;min-width:0;min-height:0}.pvb-responsive-toolbar{display:flex;justify-content:center;gap:8px;padding:12px;border-bottom:1px solid var(--pvb-border);background:#f8fafc}.pvb-responsive-toolbar button{border:1px solid var(--pvb-border);background:#fff;border-radius:8px;padding:6px 10px;font-size:12px;cursor:pointer}.pvb-responsive-toolbar button.is-active{background:var(--pvb-text);color:#fff;border-color:var(--pvb-text)}.pvb-canvas-wrap{flex:1;overflow:auto;display:flex;justify-content:center;padding:24px}.pvb-canvas-device{border-radius:24px;box-shadow:0 20px 60px rgba(15,23,42,.12);overflow:hidden;transition:width .2s ease}.pvb-viewport-cna{border-radius:16px}.pvb-canvas-inner{min-height:640px}.pvb-canvas-section{padding-top:16px}.pvb-canvas-block{position:relative}.pvb-block-preview.is-selected,.pvb-canvas-block.is-selected:before{outline:2px solid var(--pvb-accent);outline-offset:2px;border-radius:8px}.pvb-block-preview{cursor:pointer}.pvb-inspector-empty{padding:16px;font-size:13px;color:var(--pvb-muted);line-height:1.5}.pvb-inspector-fields{padding:16px;display:flex;flex-direction:column;gap:14px}.pvb-runtime-root{min-height:100dvh}.pvb-runtime-card,.pvb-runtime-mandatory-flow,.pvb-runtime-section{width:100%}.pvb-runtime-lang .seg{display:inline-flex;gap:4px}@media (max-width:1100px){.pvb-workspace{grid-template-columns:240px minmax(0,1fr) 280px}}@media (max-width:900px){.pvb-workspace{grid-template-columns:1fr}.pvb-panel-left,.pvb-panel-right{display:none}}