.research-hero{background:linear-gradient(135deg,var(--primary-color),#075e4b);color:#fff;border-radius:var(--radius-lg);padding:28px 20px;margin:20px 0;text-align:center;box-shadow:var(--shadow-md)}
.research-hero h1{margin:0 0 10px;font-size:clamp(1.55rem,4vw,2.2rem)}
.research-hero p{margin:0;opacity:.94}
.rp-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:20px;align-items:start}
.rp-panel{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm)}
.rp-panel h2{margin:0 0 16px;font-size:1.15rem}
.rp-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
.rp-field{display:flex;flex-direction:column;gap:6px}.rp-field.full{grid-column:1/-1}.rp-field label{font-weight:700}.rp-field input,.rp-field select,.rp-field textarea{width:100%;padding:11px 12px;border:1px solid var(--border-color);border-radius:10px;background:var(--bg-main,var(--bg-card));color:var(--text-main);font:inherit}.rp-field textarea{min-height:90px;resize:vertical}
.rp-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}.rp-actions .btn{flex:1;min-width:135px}
.rp-presets{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:12px}.rp-preset{border:1px solid var(--border-color);background:transparent;color:var(--text-main);border-radius:10px;padding:10px;cursor:pointer;font:inherit;text-align:right}.rp-preset:hover{border-color:var(--primary-color)}
.rp-tree{display:flex;flex-direction:column;gap:10px}.rp-node{border:1px solid var(--border-color);border-radius:12px;background:var(--bg-main,var(--bg-card));overflow:hidden}.rp-node-head{display:flex;align-items:center;gap:8px;padding:11px 12px}.rp-drag{cursor:grab;color:var(--text-muted);padding:5px}.rp-node-title{flex:1;font-weight:700;min-width:0}.rp-node-title input{width:100%;border:1px solid transparent;background:transparent;color:inherit;font:inherit;font-weight:700;padding:5px;border-radius:7px}.rp-node-title input:focus{border-color:var(--primary-color);outline:none}.rp-node-actions{display:flex;gap:4px}.rp-small-btn{width:34px;height:34px;border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-main);border-radius:8px;cursor:pointer}.rp-small-btn:hover{color:var(--primary-color);border-color:var(--primary-color)}.rp-children{padding:0 12px 10px 38px;display:flex;flex-direction:column;gap:8px}.rp-child{border-right:3px solid var(--primary-color);padding:8px 10px;background:color-mix(in srgb,var(--primary-color) 6%,transparent);border-radius:7px;display:flex;align-items:center;gap:8px}.rp-child input{flex:1;border:0;background:transparent;color:inherit;font:inherit}.rp-child .rp-small-btn{width:30px;height:30px}.rp-add-row{display:flex;gap:8px;margin-top:12px}.rp-add-row .btn{flex:1}
.rp-preview{position:sticky;top:16px}.rp-cover{text-align:center;border-bottom:1px solid var(--border-color);padding-bottom:16px;margin-bottom:16px}.rp-cover h3{margin:0 0 8px;font-size:1.25rem}.rp-meta{color:var(--text-muted);font-size:.88rem;line-height:1.8}.rp-preview h4{margin:18px 0 8px}.rp-preview-list{padding-right:20px;line-height:1.9}.rp-preview-list ol{padding-right:22px}.rp-preview-list li{margin:3px 0}.rp-empty{text-align:center;color:var(--text-muted);padding:30px 10px;border:1px dashed var(--border-color);border-radius:10px}
.rp-progress{height:8px;background:var(--border-color);border-radius:99px;overflow:hidden;margin:8px 0}.rp-progress span{display:block;height:100%;width:0;background:var(--primary-color);transition:width .2s}.rp-completion{font-size:.85rem;color:var(--text-muted)}
.rp-help{margin-top:20px;padding:14px;border-radius:10px;background:color-mix(in srgb,var(--primary-color) 7%,transparent);color:var(--text-muted);font-size:.88rem;line-height:1.7}
.rp-toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--text-main);color:var(--bg-card);padding:10px 15px;border-radius:10px;z-index:2000;transition:.25s}.rp-toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:850px){.rp-layout{grid-template-columns:1fr}.rp-preview{position:static}}@media(max-width:600px){.rp-panel{padding:16px}.rp-form-grid{grid-template-columns:1fr}.rp-field.full{grid-column:auto}.rp-actions .btn{width:100%}.rp-presets{grid-template-columns:1fr}.rp-children{padding-right:8px;padding-left:8px}.rp-node-head{padding:9px}.rp-node-actions .rp-small-btn{width:31px;height:31px}}
@media print{body>*:not(main){display:none!important}.rp-layout{display:block}.rp-builder,.rp-actions,.rp-help{display:none!important}.rp-preview{box-shadow:none;border:0}.research-hero{background:none;color:#000;box-shadow:none;border:0}}