/* === TAB FEEDBACK — REDESIGN B (timeline + pannello di lettura) ===
   Usa le variabili di css/theme.css; funziona in light e dark mode. */

.fbk-redesign {
    --fbk-brand: var(--gradient-app, #595082);
    --fbk-brand-soft: color-mix(in srgb, var(--fbk-brand) 9%, transparent);
    --fbk-accent: #f8c662;
}
.dark-mode .fbk-redesign {
    --fbk-brand: #8a82b8;
}

.fbk-redesign .is-hidden { display: none !important; }

/* ── Topbar: pill + sparkline ── */
.fbk-topbar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
}

.fbk-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid var(--border-medium);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font: inherit;
    font-size: .85rem;
    font-weight: 700;
    cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
}
.fbk-pill .ui-icon { width: 15px; height: 15px; }
.fbk-pill.active {
    background: var(--fbk-brand);
    border-color: var(--fbk-brand);
    color: #fff;
}
.fbk-pill.active .ui-icon { filter: brightness(0) invert(1); }

.fbk-pill-count {
    padding: 1px 8px;
    border-radius: 999px;
    font-size: .72rem;
    font-weight: 800;
    background: color-mix(in srgb, currentColor 10%, transparent);
}
.fbk-pill.active .fbk-pill-count { background: rgba(255,255,255,.22); }

.fbk-topbar-spark {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ── Comuni ── */
.fbk-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-medium);
    border-radius: 14px;
}

.fbk-label {
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--text-muted);
}

.fbk-loading,
.fbk-empty {
    text-align: center;
    color: var(--text-secondary);
    padding: 32px 16px;
    font-size: .875rem;
}

/* ── Layout questionari ── */
.fbk-q-layout {
    display: grid;
    grid-template-columns: 270px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.fbk-timeline-card { padding: 14px 0; }
.fbk-timeline-card > .fbk-label { padding: 0 18px; margin-bottom: 10px; }

.fbk-timeline { position: relative; }
.fbk-timeline::before {
    content: '';
    position: absolute;
    left: 27px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    background: var(--border-medium);
}
.fbk-timeline:has(.fbk-loading)::before,
.fbk-timeline:has(.fbk-empty)::before { display: none; }

.fbk-tl-row {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 9px 18px;
    border: none;
    border-left: 3px solid transparent;
    background: transparent;
    font: inherit;
    text-align: left;
    cursor: pointer;
    position: relative;
}
.fbk-tl-row:hover { background: var(--bg-surface-raised); }
.fbk-tl-row.active {
    background: var(--fbk-brand-soft);
    border-left-color: var(--fbk-brand);
}

.fbk-tl-dot {
    width: 13px;
    height: 13px;
    border-radius: 999px;
    flex: 0 0 auto;
    margin-left: -5px;
    box-sizing: border-box;
    background: var(--bg-surface);
    border: 2.5px solid var(--border-strong);
    position: relative;
    z-index: 1;
}
.fbk-tl-row.active .fbk-tl-dot {
    background: var(--fbk-brand);
    border-color: var(--fbk-brand);
}

.fbk-tl-main { flex: 1; min-width: 0; }
.fbk-tl-date {
    display: block;
    font-size: .82rem;
    font-weight: 600;
    color: var(--text-heading);
}
.fbk-tl-row.active .fbk-tl-date { font-weight: 800; color: var(--fbk-brand); }
.fbk-tl-sub {
    display: block;
    font-size: .7rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.fbk-tl-badge {
    margin-left: 6px;
    padding: 1px 7px;
    border-radius: 999px;
    font-size: .58rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .05em;
    background: var(--fbk-accent);
    color: #5b4308;
    vertical-align: 1px;
}

/* Pallini punteggio 1-5 */
.fbk-dots { display: inline-flex; gap: 2.5px; align-items: center; flex: 0 0 auto; }
.fbk-dots span {
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--fbk-brand) 18%, transparent);
}
.fbk-dots span.on { background: var(--fbk-brand); }

/* ── Pannello di lettura ── */
.fbk-reader { overflow: hidden; }

.fbk-reader-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-light);
}
.fbk-reader-head-main { flex: 1; min-width: 0; }
.fbk-reader-title {
    font-size: .95rem;
    font-weight: 800;
    color: var(--text-heading);
    letter-spacing: -.01em;
    text-transform: capitalize;
}
.fbk-reader-sub { font-size: .73rem; color: var(--text-muted); }

.fbk-nav-btn {
    width: 30px;
    height: 30px;
    border-radius: 9px;
    display: grid;
    place-items: center;
    border: 1px solid var(--border-medium);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font: inherit;
    cursor: pointer;
}
.fbk-nav-btn:hover:not(:disabled) { background: var(--bg-surface-raised); }
.fbk-nav-btn:disabled { color: var(--border-strong); cursor: default; }

.fbk-answers {
    padding: 18px 20px 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.fbk-answer {
    background: var(--bg-surface-raised);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 13px 16px 14px;
    min-width: 0;
}
.fbk-answer.wide { grid-column: 1 / -1; }

.fbk-answer-split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 14px;
}
.fbk-answer-current,
.fbk-answer-trend { min-width: 0; }
.fbk-answer-current {
    padding-right: 14px;
    border-right: 1px solid var(--border-light);
}
.fbk-answer-section-meta {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
}
.fbk-answer-section-label {
    display: block;
    font-size: .62rem;
    font-weight: 800;
    letter-spacing: .035em;
    line-height: 1.25;
    text-transform: uppercase;
    color: var(--text-muted);
}
.fbk-answer-section-meta time,
.fbk-trend-single time {
    flex: 0 0 auto;
    font-size: .7rem;
    color: var(--text-muted);
}
.fbk-answer-trend {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
}
.fbk-answer-trend-empty {
    font-size: .78rem;
    color: var(--text-muted);
    font-style: italic;
}
.fbk-trend-single {
    display: flex;
    align-items: baseline;
    gap: 8px;
}
.fbk-trend-single strong {
    font-size: .95rem;
    color: var(--text-heading);
    font-variant-numeric: tabular-nums;
}
.fbk-trend-single small {
    margin-left: 1px;
    font-size: .78em;
    font-weight: 500;
    color: var(--text-muted);
}
.fbk-trend-spark {
    display: block;
    width: 100%;
    max-width: 150px;
    height: 34px;
    color: var(--fbk-brand);
}
.fbk-trend-spark-point {
    fill: currentColor;
    stroke: var(--bg-surface-raised);
    stroke-width: 1.5;
}
.fbk-trend-summary,
.fbk-trend-more {
    font-size: .72rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}
.fbk-trend-bool-dots {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}
.fbk-trend-bool-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    box-shadow: 0 0 0 2px var(--bg-surface-raised);
}
.fbk-trend-bool-dot.is-yes { background: var(--success); }
.fbk-trend-bool-dot.is-no { background: var(--danger); }
.fbk-trend-excerpts {
    display: grid;
    gap: 6px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.fbk-trend-excerpts li {
    display: flex;
    min-width: 0;
    gap: 8px;
    align-items: baseline;
    font-size: .76rem;
    color: var(--text-secondary);
}
.fbk-trend-excerpts time {
    flex: 0 0 auto;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}
.fbk-trend-excerpts li span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fbk-answer-q {
    display: flex;
    gap: 9px;
    align-items: baseline;
    margin-bottom: 9px;
}
.fbk-answer-n {
    font-size: .62rem;
    font-weight: 800;
    color: var(--fbk-brand);
    font-variant-numeric: tabular-nums;
}
.fbk-answer-domanda {
    font-size: .8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.fbk-answer-val {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* Scala 1-5 a segmenti */
.fbk-scale { display: flex; align-items: center; gap: 8px; }
.fbk-scale-segs { display: flex; gap: 3px; }
.fbk-scale-segs span {
    width: 30px;
    height: 10px;
    border-radius: 3px;
    background: color-mix(in srgb, var(--fbk-brand) 14%, transparent);
}
.fbk-scale-segs span.on { background: var(--fbk-brand); }
.fbk-answer-current .fbk-answer-val,
.fbk-answer-current .fbk-scale { min-width: 0; }
.fbk-answer-current .fbk-scale {
    width: 100%;
    max-width: 100%;
}
.fbk-answer-current .fbk-scale-segs {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 162px;
}
.fbk-answer-current .fbk-scale-segs span {
    flex: 1 1 0;
    width: auto;
    min-width: 0;
}
.fbk-answer-current .fbk-scale-num { flex: 0 0 auto; }
.fbk-scale-num {
    font-size: .9rem;
    font-weight: 700;
    color: var(--text-heading);
    font-variant-numeric: tabular-nums;
}
.fbk-scale-num small { color: var(--text-muted); font-weight: 500; font-size: .9em; }

/* Chip Sì / No */
.fbk-yesno {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: .8rem;
    font-weight: 700;
}
.fbk-yesno.yes { color: #155724; background: #e8f7ee; }
.fbk-yesno.no  { color: #721c24; background: #fdeeec; }
.dark-mode .fbk-yesno.yes { color: #6ee7b7; background: rgba(16,185,129,.16); }
.dark-mode .fbk-yesno.no  { color: #fca5a5; background: rgba(239,68,68,.16); }

/* Testo libero come citazione */
.fbk-quote {
    display: flex;
    gap: 10px;
    font-size: .875rem;
    color: var(--text-heading);
}
.fbk-quote svg { flex: 0 0 auto; margin-top: 3px; color: var(--fbk-brand); opacity: .65; }
.fbk-none { font-size: .82rem; color: var(--text-muted); font-style: italic; }

/* ── Layout foto ── */
.fbk-f-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 270px;
    gap: 20px;
    align-items: start;
}

.fbk-compare-card { padding: 18px; }

.fbk-stage {
    position: relative;
    height: 480px;
    border-radius: 12px;
    overflow: hidden;
    cursor: ew-resize;
    user-select: none;
    touch-action: none;
    background: var(--bg-surface-raised);
}
.fbk-stage img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
}
.fbk-stage-img { position: absolute; inset: 0; }
.fbk-stage-prima { clip-path: inset(0 calc(100% - var(--fbk-pos, 50%)) 0 0); }

.fbk-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: var(--fbk-pos, 50%);
    width: 2px;
    background: #fff;
    box-shadow: 0 0 6px rgba(0,0,0,.35);
}
.fbk-handle-grip {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 34px;
    height: 34px;
    border-radius: 999px;
    background: #fff;
    display: grid;
    place-items: center;
    color: var(--gradient-app, #595082);
    box-shadow: 0 2px 8px rgba(0,0,0,.25);
}

.fbk-stage-tag {
    position: absolute;
    top: 10px;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(26,32,44,.72);
    color: #fff;
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .02em;
    z-index: 1;
}
.fbk-stage-tag.left  { left: 10px; }
.fbk-stage-tag.right { right: 10px; }

.fbk-compare-caption {
    text-align: center;
    margin-top: 12px;
    font-size: .8rem;
    color: var(--text-secondary);
}
.fbk-compare-caption b { color: var(--fbk-brand); }

/* Foto singola (meno di 2 foto) */
.fbk-single { position: relative; height: 480px; border-radius: 12px; overflow: hidden; }
.fbk-single img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ── Filmstrip ── */
.fbk-filmstrip-card { padding: 14px; }
.fbk-filmstrip-card > .fbk-label { margin-bottom: 10px; }

.fbk-filmstrip {
    display: grid;
    gap: 8px;
    max-height: 480px;
    overflow-y: auto;
}

.fbk-strip-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.fbk-strip-thumb {
    position: relative;
    flex: 1;
    min-width: 0;
    height: 56px;
    border-radius: 9px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    background: var(--bg-surface-raised);
}
.fbk-strip-thumb.sel { border-color: var(--fbk-brand); }
.fbk-strip-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.fbk-strip-date {
    position: absolute;
    left: 5px;
    bottom: 4px;
    padding: 1px 7px;
    border-radius: 6px;
    background: rgba(26,32,44,.72);
    color: #fff;
    font-size: .62rem;
    font-weight: 600;
}
.fbk-strip-del {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    border-radius: 999px;
    background: rgba(0,0,0,.5);
    border: none;
    color: #fff;
    font-size: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .15s;
}
.fbk-strip-thumb:hover .fbk-strip-del { opacity: 1; }

.fbk-strip-btns { display: flex; flex-direction: column; gap: 4px; }
.fbk-mini {
    padding: 2px 9px;
    border-radius: 999px;
    font-size: .6rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .04em;
    border: 1px solid var(--border-medium);
    background: transparent;
    color: var(--text-muted);
    font-family: inherit;
    cursor: pointer;
}
.fbk-mini.active {
    background: var(--fbk-brand);
    border-color: var(--fbk-brand);
    color: #fff;
}

/* ── Sparkline ── */
.fbk-spark-wrap { display: flex; align-items: center; gap: 10px; }

/* ── Responsive ── */
@media (max-width: 980px) {
    .fbk-q-layout, .fbk-f-layout { grid-template-columns: 1fr; }
    .fbk-filmstrip { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); max-height: none; }
    .fbk-topbar-spark { display: none; }
}

@media (max-width: 640px) {
    .fbk-topbar {
        flex-wrap: wrap;
    }

    .fbk-pill {
        flex: 1 1 140px;
        justify-content: center;
        padding-inline: 12px;
    }

    .fbk-reader-head {
        align-items: flex-start;
        flex-wrap: wrap;
    }

    .fbk-reader-head-main {
        flex: 1 1 calc(100% - 90px);
    }

    .fbk-answers {
        grid-template-columns: 1fr;
        padding: 16px 18px 18px;
        gap: 12px;
    }

    .fbk-answer {
        padding: 12px 14px 13px;
    }

    .fbk-answer-split {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .fbk-answer-current {
        padding-right: 0;
        padding-bottom: 12px;
        border-right: 0;
        border-bottom: 1px solid var(--border-light);
    }

    .fbk-scale-segs span {
        width: 24px;
    }
}