:root{--bg:#f4f7fb;--card:#fff;--text:#1f2937;--muted:#667085;--border:#d8e1ec;--primary:#2563eb;--primary-dark:#1d4ed8;--secondary:#eef2ff;--secondary-text:#29407c;--success:#127a42;--error:#b42318;--shadow:0 14px 34px rgba(16,24,40,.08);--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}h1,h2,h3{margin-top:0}label{display:block;font-weight:600;margin-bottom:.45rem}small,.muted{color:var(--muted)}input[type=text],input[type=email],input[type=url],input[type=password],textarea,select{width:100%;padding:.92rem 1rem;border:1px solid var(--border);border-radius:12px;background:#fff;font:inherit}textarea{resize:vertical}input[type=range]{width:100%}.shell{display:grid;grid-template-columns:290px 1fr;min-height:100vh}.sidebar{background:#0f172a;color:#fff;padding:1.2rem;position:sticky;top:0;height:100vh}.brand{display:flex;gap:1rem;align-items:center;margin-bottom:1.8rem}.brand-badge{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,#2563eb,#7c3aed);display:grid;place-items:center;font-weight:800}.nav{display:flex;flex-direction:column;gap:.3rem}.nav a{color:#dbe4ff;padding:.82rem .95rem;border-radius:12px}.nav a:hover,.nav a.is-active{background:rgba(255,255,255,.1)}.sidebar-footer{position:absolute;left:1.2rem;right:1.2rem;bottom:1.2rem}.content{padding:1.6rem 2rem 2rem}.topbar{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;margin-bottom:1.3rem}.card,.status-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.status-card{padding:1rem 1.15rem;min-width:290px}.card{padding:1.35rem}.card-head{margin-bottom:1rem}.grid{display:grid;gap:1rem}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;border:none;border-radius:12px;padding:.86rem 1rem;font:inherit;font-weight:700;cursor:pointer}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--secondary);color:var(--secondary-text)}.btn-icon{width:44px;min-width:44px;padding:0}.btn-block{width:100%}.alert{border-radius:14px;padding:1rem 1.1rem;margin:0 0 1rem;border:1px solid transparent}.alert-success{background:#ecfdf3;border-color:#abefc6;color:var(--success)}.alert-error{background:#fef3f2;border-color:#fecdca;color:var(--error)}.section-actions{display:flex;justify-content:flex-end;margin-top:1.2rem}.toggle-wrap{margin-top:1rem}.toggle{display:flex;gap:.75rem;align-items:center;background:#f8fafc;border:1px solid var(--border);padding:1rem;border-radius:14px;width:100%}.repeat-list{display:flex;flex-direction:column;gap:.7rem;margin-bottom:.7rem}.repeat-item{display:flex;gap:.7rem;align-items:center}.module-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.module-card{display:block;background:#fff;border:1px solid var(--border);border-radius:16px;padding:1rem;cursor:pointer}.module-card input{margin-bottom:.7rem}.module-card-content p{margin:.45rem 0 0;color:var(--muted)}.upload-panel{padding:1rem;border:1px dashed var(--border);border-radius:14px;background:#fafcff;margin-bottom:1rem}.inline-upload{display:flex;gap:.8rem;align-items:center;flex-wrap:wrap}.uploads-list{display:flex;flex-direction:column;gap:.75rem}.upload-item{display:flex;justify-content:space-between;gap:1rem;align-items:center;padding:.92rem 1rem;border:1px solid var(--border);border-radius:12px;background:#fafafa}.json-preview{width:100%;min-height:340px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#0b1020;color:#d6deff;border-radius:14px}.overview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1rem}.metric-card{background:#f9fbff;border:1px solid var(--border);border-radius:16px;padding:1rem}.metric-label{display:block;color:var(--muted);margin-bottom:.35rem}.range-value{margin-top:.45rem;font-weight:700}.login-body{display:grid;place-items:center;min-height:100vh;padding:1rem}.login-card{width:min(100%,480px);background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow);padding:1.5rem}@media (max-width:980px){.shell{grid-template-columns:1fr}.sidebar{position:static;height:auto}.sidebar-footer{position:static;margin-top:1rem}.topbar{flex-direction:column}.grid.cols-2{grid-template-columns:1fr}}
.input-action{display:flex;gap:.7rem}.input-action input{flex:1}.section-divider{border:none;border-top:1px solid var(--border);margin:1.5rem 0}.card-head.compact{margin-top:.5rem}.contacts-list{display:flex;flex-direction:column;gap:1rem;margin-top:1rem}.contact-card{border:1px solid var(--border);border-radius:16px;padding:1rem;background:#fafcff}.contact-card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.preview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}.preview-block{border:1px solid var(--border);border-radius:16px;padding:1rem;background:#fafcff}.preview-list{display:flex;flex-direction:column;gap:.75rem}.preview-list>div{display:flex;flex-direction:column;gap:.2rem;padding:.65rem .75rem;background:#fff;border:1px solid var(--border);border-radius:12px}.preview-list span{color:var(--muted);font-size:.92rem}.tag-list{display:flex;flex-wrap:wrap;gap:.5rem}.tag{display:inline-flex;padding:.45rem .7rem;border-radius:999px;background:#fff;border:1px solid var(--border);font-size:.92rem}.contact-preview-list,.preview-upload-list{display:flex;flex-direction:column;gap:.75rem}.contact-preview-card,.preview-upload-item{padding:.8rem .9rem;border-radius:12px;border:1px solid var(--border);background:#fff}
.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.variant-switch{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin-bottom:1rem}.variant-card{display:flex;gap:.8rem;align-items:flex-start;padding:1rem;border:1px solid var(--border);border-radius:16px;background:#fafcff;cursor:pointer}.variant-card input{margin-top:.2rem}.variant-card p{margin:.35rem 0 0;color:var(--muted)}.style-target-card{border:1px solid var(--border);border-radius:16px;padding:1rem;background:#fafcff;margin-bottom:1rem}.style-target-head{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;margin-bottom:1rem}.style-target-head code{padding:.35rem .5rem;border-radius:10px;background:#fff;border:1px solid var(--border);font-size:.85rem;white-space:nowrap}.style-preview-area{border:1px dashed var(--border);border-radius:16px;padding:1rem;background:#fff;margin-top:1.2rem}.preview-shell{display:flex;flex-direction:column;gap:.8rem;border:1px solid #d8e1ec;border-radius:18px;padding:1rem;background:#fff}.chat-shell #chat-header,.support-shell #support-header{font-weight:700;padding:.8rem 1rem;border:1px solid #d8e1ec;border-radius:14px;background:#eef2ff}.chat-message,.support-card{padding:.8rem 1rem;border:1px solid #d8e1ec;border-radius:14px;background:#fff}.chat-message.user{align-self:flex-end}.support-card.contact{background:#f9fbff}.cta-button{display:inline-flex;align-self:flex-start;background:#2563eb;color:#fff;border:1px solid #2563eb;border-radius:12px;padding:.8rem 1rem;font-weight:700}.style-variant-group[hidden]{display:none}@media (max-width:980px){.grid.cols-3{grid-template-columns:1fr}.style-target-head{flex-direction:column}}
.styling-layout{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(320px,.9fr);gap:1rem;align-items:start}
.styling-controls{display:flex;flex-direction:column;gap:1rem}
.style-interface-section{margin-bottom:1.5rem;padding-top:.5rem}
.style-target-card{border:1px solid var(--border);border-radius:16px;padding:1rem;background:#fafcff}
.style-target-head{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;margin-bottom:1rem}
.style-target-head code{display:inline-block;padding:.35rem .55rem;border-radius:10px;background:#fff;border:1px solid var(--border);font-size:.85rem;white-space:nowrap}
.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.style-preview-area{position:sticky;top:1rem;border:1px solid var(--border);border-radius:18px;background:#fff;padding:1rem;box-shadow:var(--shadow)}
.widget-preview-wrapper{background:#f6f7fb;border-radius:22px;padding:1rem;min-height:620px;position:relative}
.widget-preview-window{width:100%;max-width:380px;border:1px solid #7e1002;border-radius:16px;background:rgba(200,200,200,0);overflow:hidden}
.widget-preview-header{display:flex;gap:.75rem;align-items:center;padding:1rem;background:#7e1002;color:#fff}
.widget-preview-icon{width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.6);display:grid;place-items:center}
.widget-preview-body{padding:1rem;display:flex;flex-direction:column;gap:.75rem;background:#fff}
.widget-preview-body [data-rf="message-bubble"]{max-width:88%;padding:.65rem .8rem;border:1px solid #d8e1ec;border-radius:12px}
.widget-preview-body [data-rf-role="assistant"]{background:rgba(200,200,200,.3)}
.widget-preview-body [data-rf-role="user"]{margin-left:auto;background:rgba(59,130,246,.2)}
.widget-preview-input-area{display:flex;gap:.75rem;align-items:center;padding:1rem;border-top:1px solid #7e1002;background:#fff}
.widget-preview-input{flex:1;border:1px solid var(--border);border-radius:14px;padding:.85rem 1rem;background:#fff}
.widget-preview-send{width:46px;height:46px;border:none;border-radius:50%;background:#7e1002;color:#fff}
.widget-preview-footer{position:absolute;right:1.2rem;bottom:1rem}
.widget-preview-launcher{width:56px;height:56px;border:none;border-radius:50%;background:#7e1002;color:#fff;font-size:1.4rem;box-shadow:var(--shadow)}
.widget-preview-badge{position:absolute;top:-6px;right:-6px;display:grid;place-items:center;min-width:22px;height:22px;padding:0 6px;border-radius:999px;background:#7e1002;color:#fff;border:1px solid #fff;font-size:.8rem}
.iframe-preview-wrapper{background:#eef2f7;border-radius:22px;padding:1rem;min-height:620px}
.iframe-page{background:#fff;border-radius:20px;padding:.25rem}
.iframe-page-inner{background:rgba(200,200,200,.2);border-radius:20px;padding:1rem;display:flex;flex-direction:column;gap:1rem}
.iframe-header{display:flex;gap:.75rem;justify-content:flex-end}
.iframe-head-btn{border:1px solid #7e1002;background:#fff;border-radius:12px;padding:.7rem 1rem}
.iframe-chat-container{background:rgba(255,255,255,.2);border-radius:20px;padding:1rem;display:flex;flex-direction:column;gap:1rem}
.iframe-message-list{display:flex;flex-direction:column;gap:.75rem}
.iframe-message-list [data-rf="message-bubble"]{padding:.65rem .8rem;border-radius:12px;border:1px solid #d8e1ec}
.iframe-message-list [data-rf-role="assistant"]{background:rgba(200,200,200,.3)}
.iframe-message-list [data-rf-role="user"]{background:rgba(59,130,246,.2)}
.iframe-input-wrapper{display:flex;gap:.75rem}
.iframe-preview-input{flex:1;border:1px solid var(--border);border-radius:12px;padding:.85rem 1rem;background:#fff}
.iframe-send-button{border:none;border-radius:12px;background:#7e1002;color:#fff;padding:.85rem 1rem}
.variant-switch,.variant-card,.preview-shell,.chat-shell,.support-shell{display:none!important}
@media (max-width: 1200px){.styling-layout{grid-template-columns:1fr}.style-preview-area{position:static}.grid.cols-3{grid-template-columns:1fr 1fr}}
@media (max-width: 760px){.grid.cols-3{grid-template-columns:1fr}.widget-preview-window{max-width:none}}

.export-box{margin-top:1rem;padding:1rem;border:1px solid var(--border);border-radius:16px;background:#f9fbff}
.export-downloads{display:flex;gap:.75rem;flex-wrap:wrap;margin:1rem 0}

/* ---------- Styling Interfaces v2 (click-to-edit) ---------- */
.styling-section .style-tabs{display:flex;gap:.5rem;margin:1rem 0 1.25rem;border-bottom:1px solid var(--border);padding-bottom:0}
.style-tab{appearance:none;border:1px solid var(--border);border-bottom:none;background:#fafcff;padding:.7rem 1rem;border-radius:14px 14px 0 0;cursor:pointer;display:flex;flex-direction:column;align-items:flex-start;gap:.15rem;font:inherit;color:inherit;min-width:160px;position:relative;top:1px}
.style-tab strong{font-size:1rem}
.style-tab .muted{font-size:.85rem}
.style-tab.is-active{background:#fff;border-color:var(--border);box-shadow:0 -2px 0 var(--accent,#2563eb) inset}

.style-pane{display:none}
.style-pane.is-active{display:block}

.style-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,1fr);gap:1.25rem;align-items:start}
@media (max-width:980px){.style-layout{grid-template-columns:1fr}}

.style-editor{border:1px solid var(--border);border-radius:16px;background:#fafcff;padding:1rem;min-height:380px}
.style-editor-empty{padding:1.5rem 1rem;text-align:center}
.style-editor-empty h3{margin:.25rem 0 .5rem;font-size:1.1rem}
.style-zone-form[hidden]{display:none}
.style-zone-head{margin-bottom:.75rem}
.style-zone-head h3{margin:0 0 .25rem;font-size:1.1rem}
.style-zone-head .selector-pill{display:inline-block;padding:.25rem .55rem;border-radius:8px;background:#fff;border:1px solid var(--border);font-size:.8rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted)}
.style-zone-fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:.75rem;margin-top:.5rem}
.style-field label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:.25rem}
.style-field input[type="color"]{width:100%;height:42px;border:1px solid var(--border);border-radius:10px;padding:.2rem;background:#fff;cursor:pointer}
.style-field input[type="text"]{width:100%}

.style-preview{position:sticky;top:1rem}

/* Make clickable preview elements feel interactive */
.style-zone-hot{cursor:pointer;outline:1px dashed transparent;outline-offset:2px;transition:outline-color .12s}
.style-zone-hot:hover{outline-color:rgba(37,99,235,.45)}
.style-zone-selected{outline:2px solid #2563eb !important;outline-offset:2px}

.styling-section .section-actions{display:flex;gap:.75rem;justify-content:flex-end;margin-top:1.25rem}

/* ---------- Styling v2: color toggle, iframe preview, stack layout ---------- */
.style-field-color{display:flex;align-items:center;gap:.5rem}
.style-field-color input[type="color"]{flex:1;min-width:0}
.style-field-color input[type="color"]:disabled{opacity:.35;cursor:not-allowed}
.style-field-toggle{display:inline-flex;align-items:center;gap:.3rem;font-size:.8rem;color:var(--muted);cursor:pointer;user-select:none;white-space:nowrap}
.style-field-toggle input{margin:0}

/* iframe pane: editor on top, preview below, both full-width */
.style-layout--stack{grid-template-columns:1fr}
.style-layout--stack .style-preview{position:static;box-shadow:none;padding:0;background:transparent;border:1px dashed var(--border)}

/* Preview placeholder shown while the pixel-perfect iFrame preview is pending */
.style-preview-placeholder{padding:2rem 1rem;text-align:center;color:var(--muted)}
.style-preview-placeholder h3{margin:0 0 .5rem;font-size:1rem;color:var(--ink)}
.style-zone-picker{margin-bottom:1rem;display:flex;flex-direction:column;gap:.25rem}
.style-zone-picker label{font-size:.85rem}
.style-zone-picker select{padding:.5rem;border:1px solid var(--border);border-radius:8px;background:#fff;font:inherit}

/* ---------- Styling v4: srcdoc iframe preview ---------- */
.style-preview-iframe{width:100%;height:700px;border:0;background:#fff;display:block}

/* ---------- Prompt-Module live preview ---------- */
.prompt-preview-box{white-space:pre-wrap;word-break:break-word;margin:.25rem 0 0;padding:1rem 1.1rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85rem;line-height:1.6;background:#0b1020;color:#d6deff;border:1px solid var(--border);border-radius:14px;max-height:360px;overflow:auto}

/* ---------- Accounts: login / admin / impersonation ---------- */
.impersonation-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;background:#fef3c7;border-bottom:1px solid #f5c451;color:#7a5b00;padding:.6rem 1.2rem;font-size:.95rem}
.impersonation-bar form{margin:0}
.admin-topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem 1.6rem;background:#0f172a;color:#fff}
.admin-topbar-right{display:flex;align-items:center;gap:1rem}
.admin-topbar-right .muted{color:#cbd5e1}
.admin-badge{display:inline-block;margin-left:.4rem;padding:.15rem .5rem;border-radius:999px;background:#2563eb;color:#fff;font-size:.72rem}
.admin-main{max-width:1000px;margin:0 auto;padding:1.6rem}
.admin-main .card{margin-bottom:1.4rem}
.admin-list{display:flex;flex-direction:column;gap:.8rem}
.admin-row{display:flex;justify-content:space-between;gap:1rem;align-items:center;flex-wrap:wrap;border:1px solid var(--border);border-radius:14px;padding:1rem;background:#fafcff}
.admin-row-main strong{display:block}
.admin-row-ids{font-size:.78rem;color:var(--muted);margin-top:.2rem;word-break:break-all}
.admin-row-actions{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}
.admin-inline-form{display:flex;gap:.4rem;align-items:center}
.admin-inline-form input{width:auto;padding:.5rem .6rem}
.btn-danger{background:var(--error);color:#fff}
.btn-danger:hover{background:#8f1c13}
.fragment-field{margin-bottom:1.1rem}
.fragment-field code{padding:.15rem .4rem;border-radius:8px;background:#eef2ff;color:#29407c;font-size:.85rem}
.fragment-field textarea{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85rem}

/* ---------- Admin modals (delete dialog, KB picker) ---------- */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.5);display:flex;align-items:center;justify-content:center;padding:1rem;z-index:100}
.modal-overlay[hidden]{display:none}
.modal-card{background:#fff;border-radius:16px;padding:1.5rem;width:min(100%,500px);max-height:88vh;overflow:auto;box-shadow:var(--shadow)}
.modal-card h3{margin:0 0 .4rem}
.modal-card > p.muted{margin:0 0 1rem}
.modal-actions{display:flex;justify-content:flex-end;gap:.6rem;margin-top:1.3rem}
.check{display:flex;align-items:center;gap:.6rem;padding:.5rem .2rem;font-weight:500;cursor:pointer}
.check input{width:auto;margin:0}
.check input:disabled{cursor:not-allowed}
.check-all{border-bottom:1px solid var(--border);margin-bottom:.3rem;padding-bottom:.6rem}
.check-group{display:flex;flex-direction:column}
.kb-search{margin:0 0 .7rem}
.kb-list{display:flex;flex-direction:column;gap:.4rem;max-height:46vh;overflow:auto}
.kb-item{display:flex;justify-content:space-between;align-items:center;gap:1rem;text-align:left;width:100%;padding:.7rem .85rem;border:1px solid var(--border);border-radius:11px;background:#fff;cursor:pointer;font:inherit}
.kb-item:hover{background:var(--secondary);border-color:var(--primary)}
.kb-item-name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kb-item-meta{color:var(--muted);font-size:.8rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;white-space:nowrap;flex-shrink:0}