/* Revisioni Tecniche — CSS di modulo (v1.0.0)
   Stesso pattern strutturale di modules/magazzino/static/magazzino/css/magazzino.css
   (page-header, card, list-row, badge, empty state), namespace "rt-" invece di "mag-". */

.rt-page-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.75rem;
    padding: 0 2px;
}

.rt-page-title {
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin: 0 0 4px;
    line-height: 1.1;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', Inter, sans-serif;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.rt-page-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
    font-weight: 400;
}

.rt-page-actions { display: flex; gap: .6rem; flex-wrap: wrap; }

.rt-btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .55rem 1rem;
    border-radius: var(--radius-md);
    font-size: .85rem;
    font-weight: 600;
    text-decoration: none !important;
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    background: var(--card-bg);
    cursor: pointer;
    transition: transform .12s ease, box-shadow .12s ease;
}
.rt-btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); color: var(--text-primary); }
.rt-btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.rt-btn-primary:hover { color: #fff; }
.rt-btn-ghost { background: transparent; }

.rt-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-md);
    overflow-x: auto;
    overflow-y: hidden;
}
.rt-card + .rt-card { margin-top: 14px; }
.rt-card-body { padding: 1.25rem 1.4rem; }

.rt-list-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
    text-decoration: none !important;
}
.rt-list-row:last-child { border-bottom: none; }
.rt-list-row:hover { background: rgba(255,255,255,.035); }
.rt-list-row-main { flex: 1; min-width: 0; }
.rt-list-row-title { font-weight: 600; font-size: .95rem; }
.rt-list-row-sub { font-size: .8rem; color: var(--text-tertiary); margin-top: 2px; }

.rt-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .03em;
    white-space: nowrap;
}
.rt-badge-attivo     { background: rgba(48,209,88,.14); color: var(--success-color); }
.rt-badge-sospeso    { background: rgba(255,214,10,.14); color: var(--warning-color); }
.rt-badge-chiuso,
.rt-badge-archiviato { background: rgba(255,255,255,.08); color: var(--text-tertiary); }

/* Badge per tipo file (CAD/immagine/zip/pdf) — colori distinti per riconoscimento rapido */
.rt-badge-cad      { background: rgba(94,197,216,.16); color: #5cc5d8; }
.rt-badge-immagine { background: rgba(255,159,10,.16);  color: var(--warning-color); }
.rt-badge-archivio { background: rgba(255,255,255,.08); color: var(--text-tertiary); }
.rt-badge-pdf      { background: rgba(255,69,58,.14);   color: #ff6961; }
.rt-badge-file     { background: rgba(255,255,255,.08); color: var(--text-tertiary); }

/* Stato anteprima Visualizzatore Tecnico (CAD/3D in conversione) */
.rt-badge-errore   { background: rgba(255,69,58,.14);   color: #ff6961; }

.rt-file-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: .85rem;
}
.rt-file-row:hover { color: var(--text-primary); }
.rt-file-row .rt-file-icon { color: var(--accent); font-size: 1rem; }
.rt-file-row .rt-file-size { color: var(--text-tertiary); }

.rt-empty {
    padding: 3rem 1rem;
    text-align: center;
    color: var(--text-tertiary);
}
.rt-empty i { font-size: 2rem; display: block; margin-bottom: .6rem; opacity: .6; }
.rt-empty-title { font-weight: 600; color: var(--text-secondary); margin-bottom: .3rem; }
.rt-empty-sub { font-size: .82rem; }

/* Form */
.rt-form-group { margin-bottom: 1.1rem; }
.rt-form-label {
    display: block;
    font-size: .78rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: .4rem;
    text-transform: uppercase;
    letter-spacing: .03em;
}
.rt-form-group input[type="text"],
.rt-form-group textarea,
.rt-form-group select {
    width: 100%;
    padding: .6rem .8rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    background: rgba(0,0,0,.15);
    color: var(--text-primary);
    font-size: .9rem;
}
.rt-form-group input:focus,
.rt-form-group textarea:focus,
.rt-form-group select:focus {
    outline: none;
    border-color: var(--accent);
}

/* Timeline */
.rt-timeline-item {
    display: flex;
    gap: 14px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-subtle);
}
.rt-timeline-item:last-child { border-bottom: none; }
.rt-timeline-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: .95rem;
    color: #fff;
}
.rt-timeline-icon.ev-crea    { background: #248496; }
.rt-timeline-icon.ev-upload  { background: #24a043; }
.rt-timeline-icon.ev-download{ background: #0065cc; }
.rt-timeline-icon.ev-commento{ background: #a921ee; }
.rt-timeline-icon.ev-default { background: #48484a; }
.rt-timeline-text { font-size: .88rem; color: var(--text-primary); }
.rt-timeline-meta { font-size: .76rem; color: var(--text-tertiary); margin-top: 2px; }

/* Commenti */
.rt-comment {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-subtle);
}
.rt-comment:last-child { border-bottom: none; }
.rt-comment-head {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 4px;
}
.rt-comment-author { font-weight: 650; font-size: .85rem; color: var(--text-primary); }
.rt-comment-time { font-size: .74rem; color: var(--text-tertiary); }
.rt-comment-text { font-size: .87rem; color: var(--text-secondary); white-space: pre-wrap; }
.rt-comment-replies { margin-left: 24px; margin-top: 10px; border-left: 2px solid var(--border-subtle); padding-left: 14px; }
.rt-comment-reply-toggle {
    background: none; border: none; padding: 0; margin-top: 6px;
    font-size: .76rem; color: var(--accent); cursor: pointer;
}
.rt-comment-reply-form { display: none; margin-top: 8px; }
.rt-comment-reply-form.open { display: block; }
.rt-comment-attachment {
    display: inline-flex; align-items: center; gap: 6px; margin-top: 6px;
    font-size: .78rem; color: var(--text-tertiary); text-decoration: none;
}

/* Rev badge (numero revisione) */
.rt-rev-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: var(--radius-md);
    background: rgba(38,152,172,.14);
    color: #4fc3d9;
    font-weight: 700;
    font-size: .85rem;
}
.rt-rev-chip.rt-rev-corrente { background: rgba(38,152,172,.24); }

/* Pallino "nuovo commento da leggere" — lampeggia finché il cliente non
   apre quella pagina (letto = ha visitato dopo il commento, vedi
   _revisione_ha_commenti_non_letti in views.py). Nato da una segnalazione
   reale: il cliente non trovava dove fosse stato lasciato un commento. */
.rt-badge-nuovo {
    display: inline-block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #ff453a;
    margin-left: 7px;
    vertical-align: middle;
    animation: rt-lampeggio 1.4s ease-in-out infinite;
}
@keyframes rt-lampeggio {
    0%, 100% { opacity: 1; }
    50% { opacity: .25; }
}

@media (max-width: 768px) {
    .rt-page-title { font-size: 1.6rem !important; }
    .rt-page-header { flex-direction: column; align-items: flex-start; }
}

/* ── Bottone "Apri" nelle righe file ── */
.rt-file-open-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(10,132,255,.14);
    color: var(--accent);
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .03em;
    border: none;
    cursor: pointer;
    white-space: nowrap;
}
.rt-file-open-btn:hover { background: rgba(10,132,255,.24); }

/* ══════════════════════════════════════════════════════════════════
   Visualizzatore Tecnico — overlay fullscreen "Quick Look"
   Stesso meccanismo di .vs-fullscreen-overlay (videosorveglianza):
   fixed inset:0, classe .open per mostrarlo, ESC/click-fuori per
   chiudere — ma con l'intestazione .window-titlebar/.traffic-light
   già usata da ogni pagina del gestionale, per sembrare nativo.
   ══════════════════════════════════════════════════════════════════ */
.rt-viewer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .78);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 3vh 3vw;
}
.rt-viewer-overlay.open { display: flex; }

.rt-viewer-window {
    width: 100%;
    height: 100%;
    max-width: 1400px;
    display: flex;
    flex-direction: column;
    animation: windowAppear .25s var(--ease-out) backwards;
}
.rt-viewer-window .window-titlebar { position: static; }

.rt-viewer-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .6rem;
    padding: .5rem .9rem;
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
}
.rt-viewer-toolbar-title {
    font-size: .82rem;
    color: var(--text-tertiary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.rt-viewer-body {
    flex: 1;
    min-height: 0;
    position: relative;
    background: rgba(0, 0, 0, .25);
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.rt-viewer-body.rt-viewer-annotate-mode { cursor: crosshair; }

.rt-viewer-body img.rt-viewer-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    user-select: none;
}

.rt-viewer-body canvas#rt-pdf-canvas {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    display: block;
    box-shadow: 0 4px 24px rgba(0,0,0,.4);
}

/* Marcatori annotazione — pallino cliccabile posizionato in % sul contenuto */
.rt-annotation-marker {
    position: absolute;
    width: 22px;
    height: 22px;
    margin-left: -11px;
    margin-top: -22px;
    border-radius: 50% 50% 50% 0;
    background: var(--accent);
    border: 2px solid #fff;
    box-shadow: 0 2px 6px rgba(0,0,0,.4);
    transform: rotate(-45deg);
    cursor: pointer;
    z-index: 10;
}
.rt-annotation-marker:hover { background: var(--accent-hover); }

.rt-annotation-popover {
    position: absolute;
    z-index: 20;
    width: 260px;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 30px rgba(0,0,0,.5);
    padding: .7rem;
    font-size: .82rem;
}
.rt-annotation-popover textarea {
    width: 100%;
    min-height: 60px;
    border-radius: 6px;
    border: 1px solid var(--border-subtle);
    background: rgba(0,0,0,.15);
    color: var(--text-primary);
    padding: .4rem .5rem;
    font-size: .82rem;
    resize: vertical;
}
.rt-annotation-popover-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: .4rem;
    color: var(--text-tertiary);
    font-size: .74rem;
}
.rt-annotation-popover-actions {
    display: flex;
    justify-content: flex-end;
    gap: .4rem;
    margin-top: .5rem;
}

/* ── Viewer 3D — barra strumenti "ribbon" stile CAD (SolidWorks) ───────
   Richiesta esplicita dell'utente, con screenshot della ribbon "Assieme"
   di SolidWorks come riferimento diretto: stesso stile, stessi colori,
   stesso layout. Sempre chiara (colori fissi, non legati al tema
   scuro/chiaro dell'app) — stesso principio già scelto per lo sfondo
   sfumato del canvas: qui l'obiettivo esplicito è "avvicinarsi molto a
   un CAD vero", non restare coerente con l'estetica scura del resto di
   BalzOS. Le 3 sezioni (orizzontale/verticale/laterale), prima 3 bottoni
   separati e "confondibili", restano raggruppate in un unico menu a
   tendina sotto il bottone "Sezione" (con il piccolo triangolo ▾ che in
   SolidWorks indica un bottone con altre opzioni). */
.rt-ribbon-toolbar {
    display: flex;
    align-items: stretch;
    gap: 0;
    padding: .3rem .4rem;
    background: #f2f2f2;
    border: 1px solid #c7c7c7;
    border-radius: 6px;
    flex-wrap: wrap;
}
.rt-ribbon-group {
    display: flex;
    align-items: stretch;
    gap: .1rem;
    position: relative;
}
.rt-ribbon-separator {
    width: 1px;
    background: #c7c7c7;
    margin: .3rem .5rem;
    flex-shrink: 0;
}
.rt-ribbon-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .2rem;
    min-width: 60px;
    padding: .35rem .5rem .3rem;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 3px;
    color: #2b2b2b;
    cursor: pointer;
    font-size: .68rem;
    line-height: 1.15;
    white-space: nowrap;
    transition: background .1s, border-color .1s;
}
.rt-ribbon-btn i { font-size: 1.5rem; }
.rt-ribbon-btn:hover { background: #d5e8fb; border-color: #a6cdf0; }
.rt-ribbon-btn.rt-ribbon-btn-active {
    background: #bcdcfb;
    border-color: #5b9bd5;
}
.rt-ribbon-caret {
    font-size: .5rem !important;
    color: #6b6b6b;
    margin-top: -.05rem;
}
/* Palette per icona, stessa convenzione cromatica di SolidWorks (blu per
   vista/ispezione, arancio per gli strumenti che modificano cosa si vede,
   verde per l'aggiunta di contenuto — non un colore a caso per bottone). */
.rt-ribbon-icon-blu   { color: #1b6fc9; }
.rt-ribbon-icon-arancio { color: #d9720f; }
.rt-ribbon-icon-verde { color: #1a8f5c; }

.rt-ribbon-dropdown {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: .25rem;
    background: #ffffff;
    border: 1px solid #c7c7c7;
    border-radius: 4px;
    box-shadow: 0 6px 20px rgba(0,0,0,.25);
    z-index: 20;
    min-width: 190px;
    padding: .25rem;
}
.rt-ribbon-dropdown.open { display: flex; }
.rt-ribbon-dropdown-item {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .5rem .65rem;
    background: transparent;
    border: none;
    border-radius: 3px;
    color: #2b2b2b;
    text-align: left;
    font-size: .8rem;
    cursor: pointer;
}
.rt-ribbon-dropdown-item:hover { background: #eaf3fc; }
.rt-ribbon-dropdown-item.rt-ribbon-dropdown-item-active {
    background: #cbe4ff;
    color: #0a4a8f;
}

/* Striscia di tab "Vista 3D" | "Disegno tecnico" — stessa palette CAD
   chiara fissa della ribbon (non legata al tema scuro/chiaro dell'app,
   stessa scelta già fatta per il resto di questa toolbar). Nascondere i
   gruppi solo-"Vista 3D" (Reticolo, Nota/Misura) quando la scheda
   "Disegno tecnico" è attiva: quei controlli non hanno senso lì (gli
   spigoli sono già sempre visibili nelle viste ortogonali, il picking per
   annotazioni/misura non è cablato sulla griglia a 4 quadranti). */
.rt-viewer-tab-strip {
    display: flex;
    gap: .2rem;
    margin-bottom: -1px;
    padding: 0 .2rem;
}
.rt-viewer-tab {
    background: #e2e2e2;
    border: 1px solid #c7c7c7;
    border-bottom: none;
    border-radius: 5px 5px 0 0;
    color: #4a4a4a;
    padding: .35rem .9rem;
    font-size: .78rem;
    cursor: pointer;
}
.rt-viewer-tab:hover { background: #ececec; }
.rt-viewer-tab.rt-viewer-tab-active {
    background: #f2f2f2;
    color: #1a1a1a;
    font-weight: 600;
}
.rt-ribbon-toolbar.tab-tecnico [data-tab-vista3d] { display: none; }
.rt-ribbon-toolbar:not(.tab-tecnico) [data-tab-tecnico] { display: none; }

/* Finestra di avanzamento durante l'esportazione DXF: il calcolo HLR può
   richiedere diversi secondi su un assieme denso, senza indicazione
   sembrava bloccato (segnalato dall'utente) — percentuale reale durante il
   calcolo (misurabile a lotti), barra indeterminata durante l'andirivieni
   di rete col server (durata non prevedibile). */
.rt-progresso-overlay {
    position: absolute;
    inset: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .55);
}
.rt-progresso-scatola {
    background: #ffffff;
    border: 1px solid #c7c7c7;
    border-radius: 10px;
    box-shadow: 0 10px 32px rgba(0, 0, 0, .25);
    padding: 1.4rem 1.8rem;
    min-width: 240px;
    text-align: center;
}
.rt-progresso-titolo {
    font-size: .85rem;
    color: #2b2b2b;
    font-weight: 600;
    margin-bottom: .8rem;
}
.rt-progresso-barra-wrap {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e2e2e2;
    overflow: hidden;
}
.rt-progresso-barra {
    height: 100%;
    width: 0%;
    background: #1b6fc9;
    border-radius: 4px;
    transition: width .15s ease;
}
.rt-progresso-barra.rt-progresso-indeterminato {
    width: 40% !important;
    animation: rt-progresso-scorrimento 1.1s ease-in-out infinite;
}
@keyframes rt-progresso-scorrimento {
    0% { margin-left: 0%; }
    50% { margin-left: 60%; }
    100% { margin-left: 0%; }
}
.rt-progresso-percentuale {
    margin-top: .5rem;
    font-size: .75rem;
    color: #6b6b6b;
}

/* Splash "sta componendo il tuo mobile" alla prima apertura di un file 3D
   nella sessione del browser — stessa area (.rt-viewer3d-canvas-wrap) e
   stesso principio di overlay di .rt-progresso-overlay sopra, ma un
   contenuto più ricco (saluto personalizzato + narrazione a 4 passi),
   quindi un blocco CSS proprio invece di riadattare quello. */
.rt-splash-apertura {
    position: absolute;
    inset: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, #eef2f6 0%, #e4e9ee 100%);
}
.rt-splash-scatola {
    background: #ffffff;
    border: 1px solid #d8d8d8;
    border-radius: 14px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, .18);
    padding: 2rem 2.2rem;
    width: min(420px, 88vw);
    text-align: left;
}
.rt-splash-saluto {
    font-size: 1.05rem;
    font-weight: 700;
    color: #1c1c1e;
    margin-bottom: .3rem;
}
.rt-splash-titolo {
    font-size: 1.2rem;
    font-weight: 700;
    color: #1c1c1e;
    line-height: 1.3;
    margin-bottom: .5rem;
}
.rt-splash-titolo-accento { color: #1b6fc9; }
.rt-splash-sottotitolo {
    font-size: .82rem;
    color: #6b6b6b;
    margin-bottom: 1.3rem;
}
.rt-splash-passi {
    display: flex;
    flex-direction: column;
    gap: .65rem;
    margin-bottom: 1.3rem;
}
.rt-splash-passo {
    display: flex;
    align-items: center;
    gap: .75rem;
    opacity: .4;
    transition: opacity .25s ease;
}
.rt-splash-passo-attivo, .rt-splash-passo-fatto { opacity: 1; }
.rt-splash-passo-icona {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: #f2f2f7;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .95rem;
    color: #6b6b6b;
    flex-shrink: 0;
}
.rt-splash-passo-fatto .rt-splash-passo-icona,
.rt-splash-passo-attivo .rt-splash-passo-icona { background: rgba(27, 111, 201, .12); color: #1b6fc9; }
.rt-splash-passo-testo { flex: 1; min-width: 0; }
.rt-splash-passo-titolo { font-size: .8rem; font-weight: 600; color: #1c1c1e; }
.rt-splash-passo-sub { font-size: .7rem; color: #8a8a8e; }
.rt-splash-passo-stato { font-size: 1.05rem; color: #c7c7cc; flex-shrink: 0; }
.rt-splash-passo-fatto .rt-splash-passo-stato { color: #2fa84f; }
.rt-splash-passo-attivo .rt-splash-passo-stato i {
    display: inline-block;
    color: #1b6fc9;
    animation: rt-splash-girotondo 1s linear infinite;
}
@keyframes rt-splash-girotondo {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.rt-splash-tempo {
    display: flex;
    flex-direction: column;
    gap: .5rem;
    background: #fafafa;
    border: 1px solid #e6e6e6;
    border-radius: 10px;
    padding: .65rem .85rem;
}
.rt-splash-tempo-riga {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .74rem;
    color: #8a8a8e;
}
.rt-splash-tempo-barra-wrap {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: #e2e2e2;
    overflow: hidden;
}
.rt-splash-tempo-barra {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #1b6fc9, #409cff);
    border-radius: 3px;
    transition: width .1s linear;
}

@media (max-width: 768px) {
    .rt-viewer-overlay { padding: 0; }
    .rt-viewer-window { max-width: 100%; border-radius: 0; }
    .rt-annotation-popover { width: 90vw; max-width: 320px; }
}

/* ── Chat progetto — finestra persistente staff<->cliente ────────────── */
.rt-chat-widget {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 500; /* sotto l'overlay del Visualizzatore Tecnico (9999), sopra il resto */
}

.rt-chat-bolla {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(0, 0, 0, .35);
    position: relative;
    transition: transform .15s var(--ease-out);
}
.rt-chat-bolla:hover { transform: scale(1.06); }

.rt-chat-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 20px;
    height: 20px;
    padding: 0 5px;
    border-radius: 10px;
    background: #ff453a;
    color: #fff;
    font-size: .68rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--window-bg, #1c1c1e);
}

.rt-chat-pannello {
    display: none;
    flex-direction: column;
    position: absolute;
    right: 0;
    bottom: 66px;
    width: 360px;
    height: 480px;
    max-height: 70vh;
    /* Coprente (non var(--card-bg), semi-trasparente): il pannello galleggia
       su contenuti arbitrari (es. griglia foto) e la trasparenza lo rendeva
       poco leggibile lì — le card invece stanno su uno sfondo controllato. */
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg, 14px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, .45);
    overflow: hidden;
    animation: windowAppear .2s var(--ease-out) backwards;
}
.rt-chat-widget.open .rt-chat-pannello { display: flex; }

.rt-chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .7rem .9rem;
    border-bottom: 1px solid var(--border-subtle);
    font-weight: 650;
    font-size: .85rem;
    color: var(--text-primary);
    flex-shrink: 0;
}
.rt-chat-chiudi {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    font-size: .95rem;
    padding: .2rem;
}
.rt-chat-chiudi:hover { color: var(--text-primary); }

.rt-chat-messaggi {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: .8rem;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}
.rt-chat-vuoto {
    margin: auto;
    color: var(--text-tertiary);
    font-size: .8rem;
    text-align: center;
    padding: 1rem;
}

.rt-chat-bolla-msg {
    max-width: 82%;
    padding: .5rem .75rem;
    border-radius: 14px;
    font-size: .84rem;
    line-height: 1.4;
    word-wrap: break-word;
    white-space: pre-wrap;
}
.rt-chat-bolla-msg.mia {
    align-self: flex-end;
    background: var(--accent);
    color: #fff;
    border-bottom-right-radius: 4px;
}
.rt-chat-bolla-msg.altrui {
    align-self: flex-start;
    background: rgba(255, 255, 255, .08);
    color: var(--text-primary);
    border-bottom-left-radius: 4px;
}
.rt-chat-bolla-meta {
    font-size: .68rem;
    opacity: .7;
    margin-bottom: 2px;
    display: block;
}

.rt-chat-form {
    display: flex;
    align-items: flex-end;
    gap: .5rem;
    padding: .6rem;
    border-top: 1px solid var(--border-subtle);
    flex-shrink: 0;
}
.rt-chat-form textarea {
    flex: 1;
    resize: none;
    max-height: 90px;
    background: rgba(255, 255, 255, .06);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    color: var(--text-primary);
    font: inherit;
    font-size: .84rem;
    padding: .5rem .65rem;
}
.rt-chat-form textarea:focus { outline: none; border-color: var(--accent); }
.rt-chat-invia {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--accent);
    color: #fff;
    cursor: pointer;
    flex-shrink: 0;
}
.rt-chat-invia:disabled { opacity: .5; cursor: default; }

@media (max-width: 768px) {
    .rt-chat-widget { right: 14px; bottom: 14px; }
    .rt-chat-pannello { width: calc(100vw - 28px); height: 65vh; right: -10px; }
}

/* ── Album foto progetto ──────────────────────────────────────────────── */
.rt-foto-griglia {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
    padding: 1rem;
    border-top: 1px solid var(--border-subtle);
}
.rt-foto-cella {
    position: relative;
    aspect-ratio: 1 / 1;
    border-radius: var(--radius-md, 10px);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    background: rgba(255, 255, 255, .04);
}
.rt-foto-cella img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .15s var(--ease-out);
}
.rt-foto-cella:hover img { transform: scale(1.05); }
.rt-foto-elimina {
    position: absolute;
    top: 6px;
    right: 6px;
    margin: 0;
}
.rt-foto-elimina button {
    box-sizing: border-box;
    width: 28px;
    height: 28px;
    min-width: 28px;
    min-height: 28px;
    padding: 0;
    margin: 0;
    line-height: 1;
    -webkit-appearance: none;
    appearance: none;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, .6);
    color: #fff;
    cursor: pointer;
    font-size: .8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    opacity: 0;
    transition: opacity .15s;
}
.rt-foto-cella:hover .rt-foto-elimina button { opacity: 1; }
.rt-foto-elimina button:hover { background: #ff453a; }

@media (max-width: 768px) {
    .rt-foto-griglia { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); }
    .rt-foto-elimina button { opacity: 1; } /* niente hover su touch: sempre visibile */
}

/* ── Lightbox foto progetto (prev/next senza aprire/chiudere ogni volta) ── */
.rt-foto-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .92);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}
.rt-foto-lightbox.open { display: flex; }
.rt-foto-lightbox-img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 6px;
    user-select: none;
}
.rt-foto-lightbox-close,
.rt-foto-lightbox-nav {
    position: absolute;
    background: rgba(255, 255, 255, .1);
    border: none;
    color: #fff;
    cursor: pointer;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: background .15s;
}
.rt-foto-lightbox-close:hover,
.rt-foto-lightbox-nav:hover { background: rgba(255, 255, 255, .25); }
.rt-foto-lightbox-close { top: 20px; right: 20px; }
.rt-foto-lightbox-prev { left: 20px; top: 50%; transform: translateY(-50%); }
.rt-foto-lightbox-next { right: 20px; top: 50%; transform: translateY(-50%); }
.rt-foto-lightbox-contatore {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, .7);
    font-size: .85rem;
}
@media (max-width: 768px) {
    .rt-foto-lightbox-prev { left: 6px; }
    .rt-foto-lightbox-next { right: 6px; }
    .rt-foto-lightbox-close { top: 10px; right: 10px; }
}

/* ── Condivisione schermo (sola visione) ──────────────────────────── */
.rt-badge-richiesta { background: rgba(255,214,10,.14); color: var(--warning-color); }
.rt-badge-accettata { background: rgba(48,209,88,.14); color: var(--success-color); }

.rt-condivisione-video {
    width: 100%;
    max-height: 70vh;
    border-radius: var(--radius-md);
    background: #000;
    display: block;
    margin-top: .8rem;
}
.rt-condivisione-info {
    color: var(--text-tertiary);
    font-size: .82rem;
    margin: 0;
}
.rt-condivisione-errore {
    color: #ff6961;
    font-size: .85rem;
    margin: .6rem 0 0;
}

.rt-condivisione-massimizza {
    background: rgba(255,255,255,.12);
    border: none;
    color: #fff;
    width: 34px; height: 34px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1rem;
    display: flex; align-items: center; justify-content: center;
    transition: background .15s;
    position: absolute;
    top: .6rem;
    right: .6rem;
}
.rt-condivisione-massimizza:hover { background: rgba(255,255,255,.25); }
.rt-condivisione-video-wrap { position: relative; display: inline-block; width: 100%; }

/* Stesso schema di .vs-fullscreen-overlay (videosorveglianza): fixed
   inset:0, .open per mostrarlo, spostato come figlio diretto di <body> la
   prima volta che si apre (la card .rt-card ha backdrop-filter, che crea
   un containing block per i discendenti position:fixed — altrimenti
   l'overlay scorrerebbe con la pagina invece di restare ancorato al
   viewport, stesso bug già documentato per il Visualizzatore Tecnico). */
.rt-condivisione-fullscreen-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.92);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2vh 2vw;
}
.rt-condivisione-fullscreen-overlay.open { display: flex; }
.rt-condivisione-fullscreen-overlay video {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
}
.rt-condivisione-fullscreen-chiudi {
    background: rgba(255,255,255,.1);
    border: none;
    color: #fff;
    width: 36px; height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    transition: background .15s;
    position: absolute;
    top: 1.2rem;
    right: 1.4rem;
}
.rt-condivisione-fullscreen-chiudi:hover { background: rgba(255,255,255,.2); }