/* ==========================================================================
   FAQ — Apple Style con Search & ScrollSpy
   Scope: .bpc-faq-ultimate  (tutti i selettori sono scoped per evitare
          collisioni con header/footer/plugin)

   NOTA: La regola "html, body { overflow-x: hidden }" è stata rimossa perché
   fuori scope e interferiva con il layout globale del sito. Il fix overflow
   è già gestito in core.css tramite il wrapper .bpc-faq-ultimate.

   Ruoli: UI/UX Designer · Performance Expert · QA
   ========================================================================== */

.bpc-faq-ultimate {
    --faq-bg:         #F5F5F7;
    --faq-text:       var(--bspc-text-primary,  #1D1D1F);
    --faq-muted:      var(--bspc-text-light,    #86868B);
    --faq-accent:     var(--bspc-blue-primary,  #0071E3);
    --faq-card:       #FFFFFF;
    --faq-border:     rgba(0, 0, 0, 0.08);
    --faq-radius:     var(--bspc-radius-large,  18px);
    --faq-shadow:     var(--bspc-shadow-light,  0 6px 16px rgba(0,0,0,.06));

    background: var(--faq-bg);
    min-height: 100vh;
    font-family: var(--bspc-font-family, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
    color: var(--faq-text);
    overflow-x: hidden;          /* Scoped solo al wrapper, NON a html/body */
    padding-bottom: 80px;
    width: 100%;
    position: relative;
}

/* ── Hero & Search ── */
.bpc-faq-ultimate .faq-hero-section {
    position: relative; padding: 80px 20px 60px;
    text-align: center; margin-bottom: 30px; overflow: hidden;
}
.bpc-faq-ultimate .hero-bg-image {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover; background-position: center;
    mask-image: linear-gradient(to bottom, black 0%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 0%, transparent 100%);
    opacity: 0.3; z-index: 0; pointer-events: none;
}
.bpc-faq-ultimate .faq-hero-content { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.bpc-faq-ultimate .main-title    { font-size: clamp(32px, 5vw, 56px); font-weight: 800; margin: 0 0 10px; line-height: 1.1; }
.bpc-faq-ultimate .main-subtitle { font-size: 18px; color: var(--faq-muted); line-height: 1.5; margin-bottom: 30px; }

/* ── Search box ── */
.bpc-faq-ultimate .faq-search-wrapper { max-width: 500px; margin: 0 auto; }
.bpc-faq-ultimate .faq-search-box {
    position: relative; display: flex; align-items: center;
    background: #fff; border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,.08);
    border: 1px solid rgba(0,0,0,.05); padding: 5px 15px;
    transition: transform .3s, box-shadow .3s, border-color .3s;
}
.bpc-faq-ultimate .faq-search-box:focus-within {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 113, 227, 0.15);
    border-color: var(--faq-accent);
}
.bpc-faq-ultimate .search-icon { color: #999; margin-right: 10px; flex-shrink: 0; }
.bpc-faq-ultimate .faq-search-box input {
    width: 100%; border: none; font-size: 16px;
    padding: 12px 0; outline: none;
    background: transparent; color: var(--faq-text);
}

/* ── Layout ── */
.bpc-faq-ultimate .faq-layout {
    display: grid; grid-template-columns: 260px 1fr;
    gap: 50px; align-items: start;
}

/* ── Sidebar ── */
.bpc-faq-ultimate .faq-sidebar {
    position: -webkit-sticky; position: sticky; top: 40px;
    background: rgba(255,255,255,.88);
    -webkit-backdrop-filter: blur(10px) saturate(180%);
    backdrop-filter: blur(10px) saturate(180%);
    border-radius: var(--faq-radius); padding: 20px;
    border: 1px solid var(--faq-border);
    box-shadow: var(--faq-shadow);
}
@media (max-width: 768px) {
    .bpc-faq-ultimate .faq-sidebar {
        -webkit-backdrop-filter: none; backdrop-filter: none;
        background: rgba(255,255,255,.96);
    }
}
.bpc-faq-ultimate .nav-label {
    display: block; font-size: 11px; text-transform: uppercase;
    color: var(--faq-muted); font-weight: 700;
    margin-bottom: 12px; letter-spacing: 1px;
}
.bpc-faq-ultimate .faq-nav ul   { list-style: none; padding: 0; margin: 0; }
.bpc-faq-ultimate .faq-nav li   { margin-bottom: 6px; }
.bpc-faq-ultimate .faq-nav-link {
    display: block; text-decoration: none; color: var(--faq-text);
    padding: 8px 12px; border-radius: 8px;
    font-size: 14px; font-weight: 500;
    transition: background-color .2s, color .2s;
}
.bpc-faq-ultimate .faq-nav-link:hover,
.bpc-faq-ultimate .faq-nav-link.active { background: #E8F2FF; color: var(--faq-accent); }

/* ── Sezioni FAQ ── */
.bpc-faq-ultimate .faq-section-block { margin-bottom: 50px; scroll-margin-top: 100px; }
.bpc-faq-ultimate .section-title {
    font-size: 22px; font-weight: 700; margin-bottom: 20px;
    color: var(--faq-text); border-bottom: 1px solid var(--faq-border);
    padding-bottom: 10px;
}

/* ── Accordion item ── */
.bpc-faq-ultimate .bpc-accordion-item {
    background: var(--faq-card); border-radius: var(--faq-radius);
    border: 1px solid var(--faq-border); margin-bottom: 12px;
    overflow: hidden;
    transition: box-shadow .3s, border-color .3s;
}
.bpc-faq-ultimate .bpc-accordion-item:hover { box-shadow: 0 4px 12px rgba(0,0,0,.05); }
.bpc-faq-ultimate .bpc-accordion-item.active {
    box-shadow: 0 8px 24px rgba(0,0,0,.08);
    border-color: rgba(0, 113, 227, 0.3);
}

/* ── Accordion header (button) ── */
.bpc-faq-ultimate .bpc-accordion-header {
    width: 100%; display: flex; justify-content: space-between; align-items: center;
    padding: 18px 24px; background: none; border: none; cursor: pointer;
    text-align: left; font-size: 16px; font-weight: 600;
    color: var(--faq-text);
}
.bpc-faq-ultimate .bpc-accordion-header:focus-visible {
    outline: 2px solid var(--faq-accent); outline-offset: -2px;
}

/* ── Icona +/– ── */
.bpc-faq-ultimate .icon-plus {
    position: relative; width: 14px; height: 14px;
    flex-shrink: 0; margin-left: 15px;
}
.bpc-faq-ultimate .icon-plus::before,
.bpc-faq-ultimate .icon-plus::after {
    content: ''; position: absolute;
    background: var(--faq-accent);
    transition: transform .3s;
}
.bpc-faq-ultimate .icon-plus::before {
    width: 2px; height: 100%; left: 50%; top: 0;
    transform: translateX(-50%);
}
.bpc-faq-ultimate .icon-plus::after {
    width: 100%; height: 2px; top: 50%; left: 0;
    transform: translateY(-50%);
}
.bpc-faq-ultimate .bpc-accordion-item.active .icon-plus::before {
    transform: translateX(-50%) rotate(90deg);
}

/* ── Accordion content ── */
.bpc-faq-ultimate .bpc-accordion-content {
    max-height: 0; overflow: hidden;
    transition: max-height .4s cubic-bezier(0.165, 0.84, 0.44, 1);
    background-color: #FAFAFC;
}
.bpc-faq-ultimate .inner-content {
    padding: 0 24px 24px;
    color: var(--faq-muted); line-height: 1.6; font-size: 15px;
}
.bpc-faq-ultimate .inner-content p:last-child { margin-bottom: 0; }
.bpc-faq-ultimate .inner-content a { color: var(--faq-accent); }

/* ── Bottoni interni alle risposte ── */
.bpc-faq-ultimate .faq-btn-group { margin-top: 15px; display: flex; flex-wrap: wrap; gap: 10px; }
.bpc-faq-ultimate .btn-text {
    display: inline-block; padding: 6px 12px;
    font-size: 13px; font-weight: 600;
    color: var(--faq-accent);
    background: rgba(0, 113, 227, 0.1);
    border-radius: 8px; text-decoration: none;
    transition: background .2s;
}
.bpc-faq-ultimate .btn-text:hover { background: rgba(0, 113, 227, 0.2); }

/* ── CTA footer ── */
.bpc-faq-ultimate .faq-footer-cta {
    text-align: center; padding: 40px;
    background: #fff; border-radius: var(--faq-radius);
    border: 1px solid var(--faq-border); margin-top: 40px;
    box-shadow: var(--faq-shadow);
}
.bpc-faq-ultimate .faq-footer-cta h3 { margin: 0 0 10px; font-size: 22px; }
.bpc-faq-ultimate .faq-footer-cta p  { color: var(--faq-muted); margin-bottom: 24px; }
.bpc-faq-ultimate .cta-buttons { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }
.bpc-faq-ultimate .btn-primary {
    background: var(--faq-accent); color: #fff;
    padding: 12px 24px; border-radius: 99px;
    text-decoration: none; font-weight: 600;
    transition: transform .2s; display: inline-block;
}
.bpc-faq-ultimate .btn-secondary {
    background: #E8F2FF; color: var(--faq-accent);
    padding: 12px 24px; border-radius: 99px;
    text-decoration: none; font-weight: 600;
    transition: transform .2s; display: inline-block;
}
.bpc-faq-ultimate .btn-primary:hover,
.bpc-faq-ultimate .btn-secondary:hover { transform: translateY(-2px); }

/* ── Messaggio nessun risultato ── */
.bpc-faq-ultimate #no-results-msg { text-align: center; padding: 40px; color: var(--faq-muted); }
.bpc-faq-ultimate #no-results-msg a { color: var(--faq-accent); }

/* ── Responsive ── */
@media (max-width: 900px) {
    .bpc-faq-ultimate .faq-layout { grid-template-columns: 1fr; gap: 40px; }
    .bpc-faq-ultimate .faq-sidebar { display: none; }
    .bpc-faq-ultimate .bpc-accordion-header { padding: 16px 20px; }
}