/* HEADER */
        .header {
            background: var(--navy);
            color: white;
            padding: 16px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 8px rgba(0,0,0,0.15);
        }
        /* Dossier-unified: brand + pill raggruppati a sinistra, stats a destra */
        .header-left {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .header h1 {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 1px;
        }
        .header .subtitle {
            font-size: 12px;
            opacity: 0.7;
            margin-top: 2px;
        }
        .header .stats {
            font-size: 12px;
            opacity: 0.6;
        }

        /* CHAT AREA */
        .chat-container {
            flex: 1;
            overflow-y: auto;
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .welcome {
            text-align: center;
            padding: 40px 20px;
            color: var(--gray-400);
        }
        .welcome h2 {
            font-size: 24px;
            color: var(--navy);
            margin-bottom: 8px;
        }
        .welcome p { font-size: 14px; margin-bottom: 16px; }
        .welcome .suggestions {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
            margin-top: 16px;
        }
        .welcome .suggestion {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 20px;
            padding: 8px 16px;
            font-size: 13px;
            color: var(--blue);
            cursor: pointer;
            transition: all 0.2s;
        }
        .welcome .suggestion:hover {
            background: var(--light-blue);
            border-color: var(--blue);
        }

        /* MESSAGES */
        .message {
            max-width: 85%;
            animation: fadeIn 0.3s ease;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(8px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* INTENT HEADER (Intent Router 30/04) — header animato che mostra
           in tempo reale quale pipeline sta lavorando. Sostituisce il vecchio
           "cerco nei bandi..." statico con un messaggio context-aware. */
        .intent-header {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted, #6f7c8a);
            padding: 6px 12px;
            border-radius: 999px;
            background: rgba(27, 58, 92, 0.06);
            border: 1px solid rgba(27, 58, 92, 0.10);
            margin-top: 6px;
            animation: intentSlideIn 0.4s cubic-bezier(0.21, 1.02, 0.73, 1);
            position: relative;
            overflow: hidden;
        }
        .intent-header::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(110deg,
                transparent 30%,
                rgba(27, 58, 92, 0.06) 50%,
                transparent 70%);
            background-size: 200% 100%;
            animation: intentShimmer 2.4s ease-in-out infinite;
        }
        .intent-header > * { position: relative; z-index: 1; }
        .intent-header .ih-icon {
            font-size: 15px;
            display: inline-block;
            animation: intentIconBob 1.6s ease-in-out infinite;
        }
        .intent-header .ih-text { font-weight: 500; }
        .intent-header .ih-conf {
            font-size: 11px;
            color: rgba(111, 124, 138, 0.7);
            font-variant-numeric: tabular-nums;
            margin-left: 4px;
        }
        @keyframes intentSlideIn {
            from { opacity: 0; transform: translateY(-4px) scale(0.96); }
            to { opacity: 1; transform: translateY(0) scale(1); }
        }
        @keyframes intentShimmer {
            0%   { background-position: 200% 0; }
            100% { background-position: -200% 0; }
        }
        @keyframes intentIconBob {
            0%, 100% { transform: translateY(0); }
            50%      { transform: translateY(-2px); }
        }

        /* Intent flavor: pipeline-specific accent color */
        .intent-header[data-intent="funding_query"]        { border-color: rgba(79,195,247,0.30); background: rgba(79,195,247,0.08); }
        .intent-header[data-intent="funding_with_history"] { border-color: rgba(79,195,247,0.30); background: rgba(79,195,247,0.08); }
        .intent-header[data-intent="search_specific"]      { border-color: rgba(255,183,77,0.35); background: rgba(255,183,77,0.10); }
        .intent-header[data-intent="explore"]              { border-color: rgba(186,104,200,0.35); background: rgba(186,104,200,0.10); }
        .intent-header[data-intent="continuation"]         { border-color: rgba(129,199,132,0.30); background: rgba(129,199,132,0.10); }
        .intent-header[data-intent="clarification"]        { border-color: rgba(129,199,132,0.30); background: rgba(129,199,132,0.10); }
        .intent-header[data-intent="meta_query"]           { border-color: rgba(160,160,160,0.35); background: rgba(160,160,160,0.10); }
        .intent-header[data-intent="dossier_input"]        { border-color: rgba(255,167,38,0.30); background: rgba(255,167,38,0.10); }
        .intent-header[data-intent="acknowledgment"]       { border-color: rgba(129,199,132,0.45); background: rgba(129,199,132,0.14); }
        .intent-header[data-intent="out_of_scope"]         { border-color: rgba(240,98,146,0.30); background: rgba(240,98,146,0.08); }

        /* Skeleton shimmer per fonti consultate (in caricamento) */
        .skeleton-source {
            display: flex; gap: 8px; align-items: center;
            padding: 8px 12px; margin: 4px 0;
            border-radius: 8px;
            background: linear-gradient(90deg,
                rgba(0,0,0,0.04) 0%,
                rgba(0,0,0,0.08) 50%,
                rgba(0,0,0,0.04) 100%);
            background-size: 200% 100%;
            animation: skeletonShimmer 1.4s ease-in-out infinite;
            min-height: 22px;
        }
        @keyframes skeletonShimmer {
            0%   { background-position: 200% 0; }
            100% { background-position: -200% 0; }
        }

        /* Cursor blink durante streaming */
        .streaming-cursor::after {
            content: '▎';
            display: inline-block;
            color: var(--blue, #0D1F3A);
            animation: cursorBlink 1s steps(2) infinite;
            margin-left: 2px;
            vertical-align: baseline;
        }
        @keyframes cursorBlink {
            0%, 50% { opacity: 1; }
            51%, 100% { opacity: 0; }
        }

        /* Glow su risposta ad alta confidenza */
        .answer-high-confidence {
            position: relative;
        }
        .answer-high-confidence::before {
            content: '';
            position: absolute;
            inset: -2px -8px;
            border-left: 3px solid rgba(129,199,132,0.55);
            border-radius: 4px;
            pointer-events: none;
        }

        /* Sparkline cost mini-bar */
        .cost-sparkline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 11px;
            color: rgba(111,124,138,0.85);
            margin-top: 8px;
            padding: 3px 8px;
            background: rgba(0,0,0,0.03);
            border-radius: 4px;
            font-variant-numeric: tabular-nums;
        }
        .cost-sparkline .cs-pip {
            width: 4px; height: 12px; border-radius: 1px;
            background: rgba(79,195,247,0.45);
        }
        .cost-sparkline .cs-pip.haiku  { background: rgba(79,195,247,0.55); }
        .cost-sparkline .cs-pip.sonnet { background: rgba(255,183,77,0.55); }
        .cost-sparkline .cs-pip.opus   { background: rgba(240,98,146,0.55); }

        .message.user {
            align-self: flex-end;
            background: var(--blue);
            color: white;
            padding: 12px 18px;
            border-radius: 18px 18px 4px 18px;
            font-size: 14px;
            line-height: 1.5;
        }

        .message.assistant {
            align-self: flex-start;
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 4px 18px 18px 18px;
            padding: 16px 20px;
            font-size: 14px;
            line-height: 1.7;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
        }
        .message.assistant p { margin-bottom: 8px; }
        .message.assistant p:last-child { margin-bottom: 0; }
        .message.assistant ul, .message.assistant ol {
            margin: 8px 0 8px 20px;
        }
        .message.assistant li { margin-bottom: 4px; }
        .message.assistant strong { color: var(--navy); }
        .message.assistant code {
            background: var(--gray-100);
            padding: 2px 6px;
            border-radius: 3px;
            font-size: 13px;
        }

        /* SOURCES */
        .sources {
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--gray-200);
        }
        .sources-title {
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--gray-400);
            margin-bottom: 6px;
        }
        .source-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: var(--gray-600);
            padding: 3px 0;
        }
        .source-badge {
            display: inline-block;
            padding: 1px 6px;
            border-radius: 3px;
            font-size: 10px;
            font-weight: 600;
            color: white;
        }
        .source-badge.fesr { background: var(--fesr-color); }
        .source-badge.fse { background: var(--fse-color); }
        .source-badge.nd { background: var(--gray-400); }

        /* Friction #7 audit 12/05 — link bando in nuova tab da FONTI CONSULTATE */
        .source-link {
            color: var(--gray-700, #374151);
            text-decoration: none;
            border-bottom: 1px dotted var(--gray-400, #9ca3af);
            transition: color .15s, border-color .15s;
        }
        .source-link:hover {
            color: var(--navy, #0D1F3A);
            border-bottom-color: var(--navy, #0D1F3A);
        }

        /* A3 2026-05-11 — bottone "Aggiungi al dossier" su ogni FONTE CONSULTATA */
        .bando-pin-btn {
            cursor: pointer;
            background: transparent;
            border: 1px solid #cbd5e1;
            border-radius: 4px;
            padding: 2px 6px;
            font-size: 12px;
            margin-left: 6px;
            line-height: 1;
            transition: background 0.15s ease, color 0.15s ease;
        }
        .bando-pin-btn:hover:not(:disabled) { background: #f1f5f9; }
        .bando-pin-btn:disabled { opacity: 0.7; color: #16a34a; border-color: #16a34a; cursor: default; }

        /* E3 2026-05-11 — Wizard D11 alert extra-region: badge + outline soft sui bandi
           fuori tenant Lazio (scope=global o territori != Lazio). Bandi citabili come
           confronto ma non candidabili direttamente dal consulente Lazio. */
        .extra-region-badge {
            display: inline-flex;
            align-items: center;
            gap: 3px;
            background: #fef3c7;
            color: #92400e;
            border: 1px solid #f59e0b;
            border-radius: 4px;
            padding: 1px 6px;
            font-size: 10px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.4px;
            margin: 0 4px;
            cursor: help;
            white-space: nowrap;
        }
        .source-item.is-extra-region {
            background: linear-gradient(90deg, rgba(254, 243, 199, 0.4) 0%, transparent 80%);
            border-left: 3px solid #f59e0b;
            padding-left: 6px;
        }
        /* Bug 1.b (15/05): de-emphasize FONTI CONSULTATE non-candidabili — coerenza
           visiva col pannello BANDI CANDIDABILI. La classe is-noncandidabile (extra
           OR chiuso) sovrascrive l'highlight di is-extra-region. */
        .source-item.is-noncandidabile {
            opacity: 0.6;
            background: rgba(0, 0, 0, 0.025);
            border-left: 3px solid #cbd5e1;
            padding-left: 6px;
        }
        /* Bug 1.b (15/05): bandi non candidabili (extra-region + chiusi)
           de-emphasized — NO highlight giallo, opacity ridotta, sfondo neutro.
           Visual hierarchy: il bando candidabile dal Lazio aperto è il
           più prominente; gli altri sono solo riferimento. */
        .dossier-bando.is-noncandidabile {
            opacity: 0.55;
            background: rgba(0, 0, 0, 0.025);
            border-left: 3px solid #cbd5e1;  /* grigio chiaro, non più amber */
            padding-left: 4px;
        }
        .dossier-bando.is-noncandidabile.pinned {
            opacity: 0.85;  /* pinned anche se non-cand resta più visibile */
            background: rgba(254, 243, 199, 0.4);
            border-left: 3px solid #f59e0b;
        }
        /* Etichetta motivo non-candidabile al posto del fit% */
        .dossier-bando-reason {
            font-size: 11px;
            font-style: italic;
            color: #6b7280;
            font-weight: 500;
            white-space: nowrap;
            margin-left: 4px;
        }

        /* A2/A3 2026-05-11 — pin icon su BANDO CANDIDABILE pinned */
        .dossier-bando.pinned { background: #fef3c7; border-left: 3px solid #f59e0b; padding-left: 4px; }
        .dossier-bando-pin { margin: 0 4px; font-size: 11px; }

        /* FASE 18 L2 wizard drawer — RICOSTRUITO 2026-05-11 */
        .wizard-drawer { position: fixed; inset: 0; z-index: 100; display: none; }
        .wizard-drawer.open { display: block; }
        .wizard-backdrop { position: absolute; inset: 0; background: rgba(15, 23, 42, 0.6); }
        .wizard-panel { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(90vw, 720px); max-height: 85vh; background: #fff; border-radius: 12px; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5); display: flex; flex-direction: column; overflow: hidden; }
        .wizard-header { display: flex; align-items: center; gap: 12px; padding: 14px 18px; background: linear-gradient(135deg, #1e40af, #3b82f6); color: #fff; }
        .wizard-title { font-weight: 600; font-size: 15px; flex: 1; }
        .wizard-step-indicator { font-size: 13px; opacity: 0.9; background: rgba(255,255,255,0.15); padding: 3px 10px; border-radius: 12px; }
        .wizard-close { background: transparent; border: none; color: #fff; font-size: 22px; cursor: pointer; padding: 0 6px; line-height: 1; }
        .wizard-close:hover { opacity: 0.7; }
        .wizard-body { padding: 24px 28px; flex: 1; overflow-y: auto; }
        .wizard-question { display: flex; flex-direction: column; gap: 14px; }
        .wizard-q-id { font-size: 12px; color: #6b7280; display: flex; gap: 8px; align-items: center; }
        .wizard-crit { font-size: 11px; padding: 2px 8px; border-radius: 8px; font-weight: 600; }
        .wizard-crit.blocking { background: #fee2e2; color: #b91c1c; }
        .wizard-crit.info { background: #dbeafe; color: #1e40af; }
        /* Bug #2 audit 13/05 — intro screen wizard: card prominente bando selezionato + alt collassabili */
        .wizard-target-card {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
            border: 2px solid #16a34a;
            border-radius: 10px;
            padding: 16px 18px;
            box-shadow: 0 4px 12px rgba(22,163,74,0.12);
            margin-bottom: 16px;
        }
        .wizard-target-check {
            flex: 0 0 36px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #16a34a;
            color: white;
            font-size: 22px;
            font-weight: 700;
            line-height: 36px;
            text-align: center;
        }
        .wizard-target-body { flex: 1; min-width: 0; }
        .wizard-target-label {
            font-size: 11px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.4px;
            color: #15803d;
            margin-bottom: 6px;
        }
        .wizard-target-title {
            margin: 0 0 8px;
            font-size: 19px;
            font-weight: 700;
            color: #0f172a;
            display: flex;
            flex-wrap: wrap;
            align-items: baseline;
            gap: 8px;
        }
        .wizard-target-fit {
            font-size: 12px;
            font-weight: 600;
            color: white;
            background: #16a34a;
            padding: 2px 8px;
            border-radius: 10px;
        }
        .wizard-target-desc {
            margin: 0;
            font-size: 13px;
            color: #374151;
            line-height: 1.5;
        }
        .wizard-alt-details {
            margin-top: 8px;
            padding: 8px 12px;
            background: #f8fafc;
            border: 1px solid #e5e7eb;
            border-radius: 6px;
        }
        .wizard-alt-details summary {
            cursor: pointer;
            font-size: 12px;
            color: #475569;
            padding: 4px 0;
            user-select: none;
        }
        .wizard-alt-details summary:hover { color: #0D1F3A; }
        .wizard-alt-details[open] summary { margin-bottom: 8px; }
        .wizard-alt-list { display: flex; flex-direction: column; gap: 6px; }
        .wizard-alt-bando {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            width: 100%;
            text-align: left;
            background: white;
            border: 1px solid #cbd5e1;
            border-radius: 6px;
            padding: 8px 12px;
            cursor: pointer;
            font-size: 13px;
            color: #475569;
            transition: background .15s, border-color .15s, color .15s;
        }
        .wizard-alt-bando:hover {
            background: #f1f5f9;
            border-color: var(--oc-primary, #0D1F3A);
            color: var(--oc-primary, #0D1F3A);
        }
        .wizard-alt-title {
            flex: 1;
            min-width: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .wizard-alt-fit {
            flex: 0 0 auto;
            font-size: 11px;
            color: #64748b;
            background: #f1f5f9;
            padding: 1px 6px;
            border-radius: 8px;
        }
        .wizard-alt-loading {
            font-size: 12px;
            color: #64748b;
            padding: 8px 4px;
            font-style: italic;
        }
        /* Bug recap 13/05 — wizard recap view (riepilogo bozza generata) */
        .wizard-recap-title { margin: 0 0 4px; color: var(--oc-primary, #0D1F3A); font-size: 17px; }
        .wizard-recap-meta { font-size: 12px; color: #64748b; margin-bottom: 18px; }
        .wizard-recap-section-label {
            font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px;
            color: #475569; margin: 4px 0 10px;
        }
        .wizard-recap-list { margin-bottom: 18px; }
        .wizard-recap-item {
            padding: 8px 0;
            border-bottom: 1px dashed #e5e7eb;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 14px;
            align-items: start;
        }
        .wizard-recap-item:last-child { border-bottom: 0; }
        .wizard-recap-q { font-size: 12.5px; color: #1f2937; line-height: 1.45; }
        .wizard-recap-icon { display: inline-block; margin-right: 5px; }
        .wizard-recap-a {
            font-size: 12.5px; color: #475569; font-weight: 500; text-align: right;
            max-width: 180px; word-wrap: break-word;
        }
        .wizard-recap-card-ready {
            background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
            border: 2px solid #16a34a;
            border-radius: 10px;
            padding: 18px 20px;
            margin-top: 18px;
        }
        .wizard-recap-card-title {
            font-size: 16px;
            font-weight: 700;
            color: #15803d;
            margin-bottom: 14px;
        }
        .wizard-recap-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            margin-bottom: 14px;
        }
        .wizard-recap-stat {
            background: white;
            border-radius: 6px;
            padding: 8px 12px;
        }
        .wizard-recap-stat-num {
            font-size: 18px;
            font-weight: 700;
            color: #15803d;
        }
        .wizard-recap-stat-label {
            font-size: 11px;
            color: #64748b;
            line-height: 1.3;
        }
        .wizard-recap-download-btn {
            display: block;
            width: 100%;
            padding: 10px;
            background: #15803d;
            color: white;
            border: 0;
            border-radius: 6px;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: background .15s;
        }
        .wizard-recap-download-btn:hover { background: #166534; }
        .wizard-q-text { font-size: 17px; color: #111827; line-height: 1.45; margin: 0; font-weight: 500; }
        .wizard-radio-group { display: flex; gap: 16px; margin-top: 4px; }
        .wizard-radio-group label { cursor: pointer; padding: 10px 16px; border: 1px solid #e5e7eb; border-radius: 8px; font-size: 14px; user-select: none; }
        .wizard-radio-group label:hover { border-color: #3b82f6; background: #eff6ff; }
        .wizard-input, .wizard-select { padding: 10px 12px; border: 1px solid #d1d5db; border-radius: 8px; font-size: 14px; width: 100%; max-width: 360px; box-sizing: border-box; }
        .wizard-input:focus, .wizard-select:focus { outline: none; border-color: #3b82f6; box-shadow: 0 0 0 3px #dbeafe; }
        .wizard-implication { background: #fef3c7; border-left: 3px solid #f59e0b; padding: 10px 12px; border-radius: 4px; font-size: 13px; color: #78350f; line-height: 1.5; }
        .wizard-footer { display: flex; gap: 10px; padding: 14px 20px; border-top: 1px solid #e5e7eb; background: #f9fafb; }
        .wizard-btn { padding: 10px 18px; border: 1px solid #d1d5db; background: #fff; border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 500; }
        .wizard-btn:hover:not(:disabled) { background: #f3f4f6; }
        .wizard-btn:disabled { opacity: 0.5; cursor: wait; }
        .wizard-btn-prev { margin-right: auto; }
        .wizard-btn-next, .wizard-btn-submit { background: #1e40af; color: #fff; border-color: #1e40af; }
        .wizard-btn-next:hover:not(:disabled), .wizard-btn-submit:hover:not(:disabled) { background: #1e3a8a; }

        .query-meta {
            font-size: 11px;
            color: var(--gray-400);
            margin-top: 8px;
        }

        /* FEEDBACK WIDGET (LF-008.b → FASE 10 redesign 05/05/2026)
           Memoria utente 26/04: Letizia preferisce commento informale ai 4 bottoni.
           Nuovo design: textarea commento PRIMARY + 2 quick buttons 👍/👎.
           Visibilità aumentata + fade-in 5s post-render (non distrae). */
        .fb-widget {
            margin-top: 16px;
            padding: 14px 16px;
            background: #f5f9ff;
            border: 1px solid #c6dafd;
            border-radius: 10px;
            box-shadow: 0 2px 6px rgba(27,58,92,0.06);
            opacity: 0;
            animation: fbFadeIn 0.6s ease 5s forwards;
        }
        @keyframes fbFadeIn {
            from { opacity: 0; transform: translateY(6px); }
            to   { opacity: 1; transform: translateY(0); }
        }
        .fb-title {
            font-size: 12px;
            font-weight: 600;
            color: var(--navy);
            margin-bottom: 10px;
        }
        .fb-comment {
            display: block;
            width: 100%;
            box-sizing: border-box;
            padding: 9px 11px;
            font-size: 13px;
            line-height: 1.45;
            border: 1px solid #c6dafd;
            border-radius: 6px;
            resize: vertical;
            font-family: inherit;
            background: white;
            transition: border-color 0.15s ease, box-shadow 0.15s ease;
        }
        .fb-comment:focus {
            outline: none;
            border-color: var(--navy);
            box-shadow: 0 0 0 3px rgba(27,58,92,0.12);
        }
        .fb-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 10px;
            flex-wrap: wrap;
        }
        .fb-quick {
            display: flex;
            gap: 6px;
        }
        .fb-btn {
            background: white;
            border: 1px solid #c6dafd;
            border-radius: 18px;
            padding: 6px 14px;
            font-size: 13px;
            color: var(--gray-700);
            cursor: pointer;
            transition: all 0.15s ease;
            font-family: inherit;
        }
        .fb-btn:hover:not(:disabled) {
            border-color: var(--navy);
            color: var(--navy);
            background: white;
            transform: translateY(-1px);
        }
        .fb-btn-active {
            background: var(--navy);
            color: white;
            border-color: var(--navy);
        }
        .fb-btn:disabled {
            opacity: 0.5;
            cursor: default;
            transform: none;
        }
        .fb-submit {
            margin-left: auto;
            background: var(--navy);
            color: white;
            border: 1px solid var(--navy);
            border-radius: 18px;
            padding: 6px 18px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.15s ease;
            font-family: inherit;
        }
        .fb-submit:hover:not(:disabled) {
            background: #143458;
        }
        .fb-submit:disabled {
            opacity: 0.4;
            cursor: default;
        }
        .fb-status {
            margin-top: 8px;
            font-size: 12px;
        }
        .fb-hint { color: var(--gray-500); }
        .fb-pending { color: #c67e00; }
        .fb-ok { color: #1a7a3a; }
        .fb-err { color: #a02020; }

        /* ============================================
           Phase 1 (2026-05-15) — Varianti cromatiche feedback (4 bottoni)
           Hover/active applicano accenti soft per differenziare visivamente
           i 4 label senza rompere lo stile base esistente.
           Mapping label → enum backend:
             positive → giusto · partial → incompleto
             negative → sbagliato · report → ragionamento_confuso
           ============================================ */
        .fb-btn-partial:hover:not(:disabled) {
            border-color: var(--oc-warning, #A66300);
            color: var(--oc-warning, #A66300);
        }
        .fb-btn-partial.fb-btn-active {
            background: var(--oc-warning, #A66300);
            border-color: var(--oc-warning, #A66300);
        }
        .fb-btn-negative:hover:not(:disabled) {
            border-color: var(--oc-danger, #CC334D);
            color: var(--oc-danger, #CC334D);
        }
        .fb-btn-negative.fb-btn-active {
            background: var(--oc-danger, #CC334D);
            border-color: var(--oc-danger, #CC334D);
        }
        .fb-btn-report:hover:not(:disabled) {
            border-color: var(--oc-text-3, #5C6F82);
            color: var(--oc-text-3, #5C6F82);
        }
        .fb-btn-report.fb-btn-active {
            background: var(--oc-text-3, #5C6F82);
            border-color: var(--oc-text-3, #5C6F82);
        }
        @media (max-width: 768px) {
            .fb-quick { flex-wrap: wrap; }
            .fb-btn {
                min-height: 44px;  /* tap target accessibility */
                padding: 8px 12px;
            }
            .fb-submit { min-height: 44px; }
        }

        /* QUERY REWRITING BOX */
        .rewrite-box {
            margin-top: 10px;
            margin-bottom: 6px;
            border: 1px solid #e2e8f0;
            border-radius: 8px;
            overflow: hidden;
            font-size: 12px;
        }
        .rewrite-toggle {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            cursor: pointer;
            color: var(--gray-500);
            background: #f8fafc;
            user-select: none;
        }
        .rewrite-toggle:hover { background: #f1f5f9; }
        .rewrite-toggle > * { pointer-events: none; }
        .rewrite-icon { font-size: 13px; }
        .rewrite-arrow {
            margin-left: auto;
            transition: transform 0.2s;
            font-size: 10px;
        }
        .rewrite-box.expanded .rewrite-arrow { transform: rotate(90deg); }
        .rewrite-list {
            display: none;
            padding: 6px 12px 8px;
            background: #fff;
        }
        .rewrite-box.expanded .rewrite-list { display: block; }
        .rewrite-item {
            padding: 3px 0;
            color: var(--gray-600);
            font-style: italic;
        }

        /* FILTER BAR (Option B — compact) */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            flex-wrap: wrap;
        }
        .filter-bar .filter-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--gray-600);
            white-space: nowrap;
        }
        .filter-btn {
            position: relative;
            background: var(--gray-100);
            border: 1px solid var(--gray-200);
            border-radius: 8px;
            padding: 6px 14px;
            font-size: 12px;
            color: var(--gray-600);
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .filter-btn:hover { border-color: var(--blue); color: var(--blue); }
        .filter-btn.active {
            background: var(--light-blue);
            border-color: var(--blue);
            color: var(--blue);
            font-weight: 600;
        }
        .filter-btn .arrow { font-size: 10px; }

        /* Dropdown */
        .filter-dropdown {
            display: none;
            position: absolute;
            top: calc(100% + 4px);
            left: 0;
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 8px;
            box-shadow: 0 4px 16px rgba(0,0,0,0.12);
            min-width: 180px;
            max-height: 260px;
            overflow-y: auto;
            z-index: 100;
        }
        .filter-dropdown.show { display: block; }
        .filter-dropdown .dd-item {
            padding: 8px 14px;
            font-size: 12px;
            cursor: pointer;
            color: var(--gray-800);
            transition: background 0.15s;
        }
        .filter-dropdown .dd-item:hover { background: var(--light-blue); }
        .filter-dropdown .dd-item.selected {
            background: var(--light-blue);
            color: var(--blue);
            font-weight: 600;
        }

        /* Active filter tags */
        .active-filters {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-left: 4px;
        }
        .filter-tag {
            display: flex;
            align-items: center;
            gap: 4px;
            background: var(--blue);
            color: white;
            border-radius: 12px;
            padding: 3px 10px 3px 8px;
            font-size: 11px;
            font-weight: 500;
        }
        .filter-tag .tag-remove {
            cursor: pointer;
            font-size: 14px;
            line-height: 1;
            opacity: 0.7;
            transition: opacity 0.15s;
        }
        .filter-tag .tag-remove:hover { opacity: 1; }
        .filter-clear-all {
            font-size: 11px;
            color: var(--gray-400);
            cursor: pointer;
            padding: 3px 8px;
            transition: color 0.15s;
        }
        .filter-clear-all:hover { color: var(--blue); }

        /* LOADING */
        .message.loading {
            align-self: flex-start;
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 4px 18px 18px 18px;
            padding: 16px 20px;
        }
        .typing-dots {
            display: flex;
            gap: 4px;
        }
        .typing-dots span {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--blue);
            animation: bounce 1.4s infinite ease-in-out;
        }
        .typing-dots span:nth-child(1) { animation-delay: 0s; }
        .typing-dots span:nth-child(2) { animation-delay: 0.2s; }
        .typing-dots span:nth-child(3) { animation-delay: 0.4s; }
        @keyframes bounce {
            0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
            40% { transform: scale(1); opacity: 1; }
        }

        /* ERROR */
        .message.error {
            align-self: flex-start;
            background: #FFF3F3;
            border: 1px solid #FFCDD2;
            border-radius: 4px 18px 18px 18px;
            padding: 12px 18px;
            color: #C62828;
            font-size: 14px;
        }

        /* INPUT */
        .input-area {
            padding: 16px 24px;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            display: flex;
            gap: 12px;
            align-items: flex-end;
        }
        .input-area textarea {
            flex: 1;
            border: 1px solid var(--gray-200);
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 14px;
            font-family: inherit;
            resize: none;
            outline: none;
            min-height: 44px;
            max-height: 120px;
            transition: border-color 0.2s;
            line-height: 1.4;
        }
        .input-area textarea:focus {
            border-color: var(--blue);
        }
        .input-area button {
            background: var(--navy);
            color: white;
            border: none;
            border-radius: 12px;
            padding: 12px 20px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            white-space: nowrap;
        }
        .input-area button:hover { background: var(--blue); }
        .input-area button:disabled {
            background: var(--gray-200);
            cursor: not-allowed;
        }
        /* ---- Markdown rendering inside .answer ---- */
        .answer h1, .answer h2, .answer h3, .answer h4 {
            color: var(--navy);
            margin: 1em 0 0.4em 0;
            line-height: 1.3;
        }
        .answer h2 { font-size: 1.15em; border-bottom: 1px solid var(--gray-300); padding-bottom: 4px; }
        .answer h3 { font-size: 1.05em; }
        .answer p { margin: 0.5em 0; }
        .answer ul, .answer ol { margin: 0.4em 0 0.4em 1.5em; }
        .answer li { margin: 0.25em 0; }
        .answer hr { border: none; border-top: 1px solid var(--gray-300); margin: 0.8em 0; }
        .answer code { background: var(--gray-200); padding: 1px 4px; border-radius: 3px; font-size: 0.9em; }
        .answer pre { background: var(--gray-200); padding: 10px; border-radius: 6px; overflow-x: auto; margin: 0.6em 0; }
        .answer pre code { background: none; padding: 0; }
        .answer blockquote {
            border-left: 3px solid var(--blue);
            padding: 4px 12px;
            margin: 0.5em 0;
            color: #555;
            background: var(--gray-100);
            border-radius: 0 4px 4px 0;
        }
        .answer table { border-collapse: collapse; width: 100%; margin: 0.6em 0; font-size: 0.9em; }
        .answer th, .answer td { border: 1px solid var(--gray-300); padding: 6px 10px; text-align: left; }
        .answer th { background: var(--gray-200); font-weight: 600; }
        .answer tr:nth-child(even) { background: var(--gray-100); }
        .answer strong { color: var(--navy); }
        .answer a { color: var(--blue); text-decoration: none; }
        .answer a:hover { text-decoration: underline; }

        /* ============================================
           Phase 2 (2026-05-15) — Stati canonici desktop (D2/D3/D4/D8)
           ============================================ */

        /* D3 — Skeleton streaming + retrieval strip live */
        .oc-skeleton {
            padding: 14px 18px;
            margin: 8px 0;
        }
        .oc-retrieval-strip {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 12px;
            border-radius: var(--oc-radius-pill, 999px);
            background: var(--oc-bg-2, #F4F5F7);
            border: 1px solid var(--oc-border, #D9DEE3);
            font-size: var(--oc-text-xs, 11px);
            color: var(--oc-text-3, #5C6F82);
            font-weight: 500;
            margin-bottom: 14px;
        }
        .oc-retrieval-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--oc-primary, #0D1F3A);
            animation: oc-pulse 1.4s ease-in-out infinite;
            flex: none;
        }
        @keyframes oc-pulse {
            0%, 100% { opacity: 0.4; transform: scale(0.9); }
            50% { opacity: 1; transform: scale(1.15); }
        }
        .oc-skeleton-line {
            height: 12px;
            background: linear-gradient(90deg,
                var(--oc-bg-2, #F4F5F7) 0%,
                var(--oc-bg-3, #E9ECEF) 50%,
                var(--oc-bg-2, #F4F5F7) 100%);
            background-size: 200% 100%;
            border-radius: 4px;
            margin-bottom: 10px;
            animation: oc-shimmer 1.8s ease-in-out infinite;
        }
        .oc-skeleton-line-100 { width: 100%; }
        .oc-skeleton-line-85  { width: 85%; }
        .oc-skeleton-line-60  { width: 60%; }
        @keyframes oc-shimmer {
            0% { background-position: -200% 0; }
            100% { background-position: 200% 0; }
        }
        @media (prefers-reduced-motion: reduce) {
            .oc-retrieval-dot,
            .oc-skeleton-line { animation: none; }
        }

        /* D4 — Alert fallback (regola 11-bis, ambra/warn) */
        .oc-alert {
            display: flex;
            gap: 12px;
            padding: 14px 16px;
            border-radius: var(--oc-radius, 6px);
            margin-bottom: 16px;
            border: 1px solid transparent;
            box-shadow: var(--oc-shadow-inset, inset 0 1px 0 rgba(255,255,255,0.6));
        }
        .oc-alert-warn {
            background: linear-gradient(180deg, #FFF8E0 0%, #FDEDBE 100%);
            border-color: #F5D782;
            color: #7A4B00;
        }
        .oc-alert-icon {
            flex: none;
            font-size: 20px;
            line-height: 1.2;
        }
        .oc-alert-body { flex: 1; min-width: 0; }
        .oc-alert-title {
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .oc-alert-text {
            font-size: 13px;
            line-height: 1.5;
        }

        /* D8 — Callout prossima apertura (regola 13, grigio neutro NON warn) */
        .oc-callout {
            border-radius: var(--oc-radius, 6px);
            padding: 12px 14px;
            margin-bottom: 16px;
            background: linear-gradient(180deg, #F8FAFC 0%, #EDF1F5 100%);
            border: 1px solid var(--oc-border, #D9DEE3);
            box-shadow: var(--oc-shadow-sm, 0 1px 2px rgba(23,50,77,0.04));
        }
        .oc-callout-head {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .oc-callout-badge {
            display: inline-block;
            font-size: 10.5px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 3px 9px;
            border-radius: var(--oc-radius-pill, 999px);
            background: var(--oc-text-2, #455B71);
            color: #fff;
        }
        .oc-callout-bando {
            font-size: 14px;
            font-weight: 600;
            color: var(--oc-text, #17324D);
        }
        .oc-callout-body {
            display: flex;
            flex-direction: column;
            gap: 4px;
            font-size: 13px;
        }
        .oc-callout-row {
            display: flex;
            justify-content: space-between;
            gap: 12px;
        }
        .oc-callout-label {
            color: var(--oc-text-3, #5C6F82);
            font-weight: 500;
        }
        .oc-callout-value {
            color: var(--oc-text, #17324D);
            font-weight: 600;
        }

        /* D2 — Empty state alternativo (welcome alternativo) */
        .oc-empty-state {
            padding: 32px 24px;
            text-align: center;
        }
        .oc-empty-title {
            font-family: var(--oc-font-serif, Georgia, serif);
            font-size: var(--oc-text-2xl, 28px);
            font-weight: 400;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: var(--oc-text, #17324D);
            margin-bottom: 12px;
        }
        .oc-empty-em {
            font-style: italic;
            color: var(--oc-primary, #0D1F3A);
        }
        .oc-empty-sub {
            font-size: var(--oc-text-base, 14px);
            color: var(--oc-text-2, #455B71);
            line-height: 1.5;
            max-width: 480px;
            margin: 0 auto 20px;
        }
        .oc-empty-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
        }
        .oc-empty-chip {
            background: var(--oc-bg, #FFFFFF);
            border: 1px solid var(--oc-border, #D9DEE3);
            border-radius: var(--oc-radius-pill, 999px);
            padding: 8px 16px;
            font-size: 13px;
            color: var(--oc-text-2, #455B71);
            font-family: inherit;
            cursor: pointer;
            transition: all var(--oc-transition-fast, 120ms);
        }
        .oc-empty-chip:hover {
            border-color: var(--oc-primary, #0D1F3A);
            color: var(--oc-primary, #0D1F3A);
        }

        /* ============================================
           Phase 5 (2026-05-15) — Onboarding wizard D9 + history counter
           ============================================ */

        /* Wizard modale onboarding (full-screen overlay navy gradient) */
        .oc-ob-backdrop {
            position: fixed;
            inset: 0;
            background: linear-gradient(135deg, rgba(16,40,72,0.92) 0%, rgba(27,58,92,0.92) 100%);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            display: none;
            align-items: center;
            justify-content: center;
            padding: 24px;
            z-index: 96;
        }
        .oc-ob-backdrop.open {
            display: flex;
            animation: ocObFadeIn 220ms ease;
        }
        @keyframes ocObFadeIn {
            from { opacity: 0; }
            to   { opacity: 1; }
        }
        .oc-ob-modal {
            background: var(--oc-bg, #FFFFFF);
            border-radius: var(--oc-radius-lg, 8px);
            box-shadow: var(--oc-shadow-lg, 0 10px 40px rgba(23,50,77,0.4));
            width: min(560px, 100%);
            max-height: 92vh;
            display: flex;
            flex-direction: column;
            overflow: hidden;
            animation: ocObSlideUp 320ms cubic-bezier(.4,1.4,.6,1);
        }
        @keyframes ocObSlideUp {
            from { transform: translateY(28px); opacity: 0; }
            to   { transform: translateY(0);    opacity: 1; }
        }

        /* Topbar: counter sx + dots centro + skip dx */
        .oc-ob-topbar {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 20px;
            border-bottom: 1px solid var(--oc-border, #D9DEE3);
        }
        .oc-ob-counter {
            font-size: var(--oc-text-sm, 12.5px);
            font-weight: 600;
            color: var(--oc-text-3, #5C6F82);
            font-variant-numeric: tabular-nums;
            flex: none;
        }
        .oc-ob-dots {
            display: flex;
            gap: 6px;
            align-items: center;
            flex: 1;
            justify-content: center;
        }
        .oc-ob-dot {
            width: 8px;
            height: 8px;
            border-radius: 4px;
            background: var(--oc-bg-3, #E9ECEF);
            transition: all var(--oc-transition-fast, 120ms);
        }
        .oc-ob-dot-active {
            width: 24px;
            background: var(--oc-primary, #0D1F3A);
        }
        .oc-ob-dot-done {
            background: var(--oc-success, #008055);
        }
        .oc-ob-skip {
            background: transparent;
            border: none;
            color: var(--oc-text-3, #5C6F82);
            font-size: var(--oc-text-sm, 12.5px);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--oc-radius, 6px);
            transition: all var(--oc-transition-fast, 120ms);
        }
        .oc-ob-skip:hover {
            background: var(--oc-bg-2, #F4F5F7);
            color: var(--oc-text, #17324D);
        }

        /* Card step */
        .oc-ob-card {
            padding: 32px 28px 24px;
            flex: 1;
            overflow-y: auto;
        }
        .oc-ob-step-title {
            margin: 0 0 8px;
            font-family: var(--oc-font-serif, Georgia, serif);
            font-size: var(--oc-text-xl, 22px);
            font-weight: 500;
            color: var(--oc-text, #17324D);
            letter-spacing: -0.01em;
            line-height: 1.25;
        }
        .oc-ob-step-subtitle {
            margin: 0 0 24px;
            font-size: var(--oc-text-base, 14px);
            color: var(--oc-text-2, #455B71);
            line-height: 1.5;
        }
        .oc-ob-step-body {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        /* Option cards (select / boolean) */
        .oc-ob-options {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .oc-ob-option {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            background: var(--oc-bg, #FFFFFF);
            border: 1.5px solid var(--oc-border, #D9DEE3);
            border-radius: var(--oc-radius, 6px);
            font-family: inherit;
            font-size: var(--oc-text-base, 14px);
            color: var(--oc-text, #17324D);
            text-align: left;
            cursor: pointer;
            transition: all var(--oc-transition-fast, 120ms);
        }
        .oc-ob-option:hover {
            border-color: var(--oc-primary, #0D1F3A);
            background: var(--oc-primary-light, #E5EAF1);
        }
        .oc-ob-option-active {
            border-color: var(--oc-primary, #0D1F3A);
            background: var(--oc-primary-light, #E5EAF1);
            box-shadow: 0 0 0 4px rgba(27,58,92,0.10);
        }
        .oc-ob-option-active::before {
            content: "\2713";
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--oc-primary, #0D1F3A);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            flex: none;
        }
        .oc-ob-option-label { flex: 1; }

        /* Text input */
        .oc-ob-input {
            width: 100%;
            padding: 12px 14px;
            font-size: var(--oc-text-md, 15.5px);
            font-family: inherit;
            border: 1.5px solid var(--oc-border, #D9DEE3);
            border-radius: var(--oc-radius, 6px);
            color: var(--oc-text, #17324D);
            outline: none;
            transition: border-color var(--oc-transition-fast, 120ms),
                        box-shadow var(--oc-transition-fast, 120ms);
        }
        .oc-ob-input:focus {
            border-color: var(--oc-primary, #0D1F3A);
            box-shadow: 0 0 0 3px var(--oc-primary-light, #E5EAF1);
        }

        /* Recap */
        .oc-ob-recap {
            display: flex;
            flex-direction: column;
            gap: 10px;
            background: var(--oc-bg-2, #F4F5F7);
            border-radius: var(--oc-radius, 6px);
            padding: 16px;
        }
        .oc-ob-recap-row {
            display: flex;
            justify-content: space-between;
            gap: 12px;
            padding: 6px 0;
            border-bottom: 1px dashed var(--oc-border, #D9DEE3);
        }
        .oc-ob-recap-row:last-child { border-bottom: none; }
        .oc-ob-recap-label {
            font-size: var(--oc-text-sm, 12.5px);
            color: var(--oc-text-3, #5C6F82);
            font-weight: 500;
        }
        .oc-ob-recap-value {
            font-size: var(--oc-text-base, 14px);
            color: var(--oc-text, #17324D);
            font-weight: 600;
        }

        /* Error inline */
        .oc-ob-step-error {
            margin-top: 10px;
            padding: 10px 12px;
            background: linear-gradient(180deg, #FFF1F1 0%, #FBDBDB 100%);
            border: 1px solid #F3A0A0;
            color: #7A2020;
            border-radius: var(--oc-radius, 6px);
            font-size: var(--oc-text-sm, 12.5px);
        }

        /* Footer azioni */
        .oc-ob-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 24px 20px;
            border-top: 1px solid var(--oc-border, #D9DEE3);
            background: var(--oc-bg-2, #F4F5F7);
        }
        .oc-ob-btn-back,
        .oc-ob-btn-primary {
            padding: 10px 18px;
            border-radius: var(--oc-radius, 6px);
            font-size: var(--oc-text-base, 14px);
            font-weight: 600;
            cursor: pointer;
            font-family: inherit;
            transition: all var(--oc-transition-fast, 120ms);
        }
        .oc-ob-btn-back {
            background: transparent;
            border: 1px solid var(--oc-border, #D9DEE3);
            color: var(--oc-text-2, #455B71);
        }
        .oc-ob-btn-back:hover {
            background: var(--oc-bg, #FFFFFF);
            border-color: var(--oc-text-3, #5C6F82);
            color: var(--oc-text, #17324D);
        }
        .oc-ob-btn-primary {
            background: var(--oc-gradient-cta,
                linear-gradient(180deg, #2A5A91 0%, #0D1F3A 100%));
            color: #fff;
            border: 1px solid var(--oc-primary-dark, #08122A);
            box-shadow: inset 0 1px 0 rgba(255,255,255,0.2), 0 1px 2px rgba(16,40,72,0.25);
        }
        .oc-ob-btn-primary:hover:not(:disabled) {
            background: var(--oc-primary-dark, #08122A);
            transform: translateY(-1px);
        }
        .oc-ob-btn-primary:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        /* History counter (Phase 5 D7) */
        .history-counter {
            padding: 0 14px 6px;
            font-size: var(--oc-text-xs, 11px);
            color: var(--oc-text-3, #5C6F82);
            min-height: 0;
        }
        .history-counter-active {
            min-height: 18px;
            font-weight: 600;
        }

        /* prefers-reduced-motion */
        @media (prefers-reduced-motion: reduce) {
            .oc-ob-backdrop.open,
            .oc-ob-modal { animation: none; }
            .oc-ob-dot,
            .oc-ob-option,
            .oc-ob-input,
            .oc-ob-btn-primary { transition: none; }
            .oc-ob-btn-primary:hover:not(:disabled) { transform: none; }
        }