/* ===================================================
   NDS — PAGINA SAN FLORO
   Design system Nido di Seta · luxury minimal
   =================================================== */

.nds-sf-page { position: relative; width: 100%; }

/* ===== HERO (video YouTube in loop, con fallback) ===== */
.nds-sf-hero {
    position: relative;
    height: 100vh;
    min-height: 560px;
    width: 100%;
    overflow: hidden;
    background: var(--nds-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-sizing: border-box;
}
.nds-sf-hero-video-wrap {
    position: absolute;
    top: 50%; left: 50%;
    width: 100vw;
    height: 56.25vw;
    min-height: 100vh;
    min-width: 177.78vh;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.nds-sf-hero-video-wrap iframe {
    width: 100%;
    height: 100%;
    display: block;
    border: 0;
}
.nds-sf-hero-placeholder {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--nds-black-soft), var(--nds-dark));
    display: flex;
    align-items: center;
    justify-content: center;
}
.nds-sf-hero-placeholder-badge {
    font-family: "Inter", sans-serif !important;
    font-size: 11px !important;
    letter-spacing: 2px !important;
    text-transform: uppercase !important;
    color: var(--nds-gold-pale) !important;
    border: 0.5px solid rgba(232, 213, 176, 0.4);
    padding: 6px 14px;
    border-radius: 20px;
}
.nds-sf-hero-veil {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.32);
    pointer-events: none;
}
.nds-sf-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 620px;
    padding: 0 24px;
}
.nds-sf-hero-label {
    display: block;
    font-family: "Inter", sans-serif !important;
    font-size: 11px !important;
    letter-spacing: 3px !important;
    text-transform: uppercase !important;
    color: var(--nds-gold-pale) !important;
    margin-bottom: 16px;
}
.nds-sf-hero-title {
    font-family: "Ambroise Std", serif !important;
    font-weight: 300 !important;
    font-size: clamp(36px, 5vw, 58px) !important;
    color: var(--nds-white) !important;
    margin: 0 !important;
    line-height: 1.2 !important;
}

/* ===== TESTO — 9 blocchi numerati, 3 pagine da 3, scroll orizzontale ===== */
.nds-sf-thead {
    padding: 88px 8% 8px;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    background: var(--nds-bg-cream);
}
.nds-sf-thead-label {
    font-family: "Inter", sans-serif !important;
    font-size: 11px !important;
    letter-spacing: 2px !important;
    text-transform: uppercase !important;
    color: var(--nds-bronze) !important;
}
.nds-sf-thead-count {
    font-family: "Inter", sans-serif !important;
    font-size: 11px !important;
    letter-spacing: 1px !important;
    color: var(--nds-bronze) !important;
}
.nds-sf-tslider-wrap { position: relative; background: var(--nds-bg-cream); }
.nds-sf-tslider {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 16px 0 8px;
    background: var(--nds-bg-cream);
    cursor: grab;
    -webkit-overflow-scrolling: touch;
}
.nds-sf-tslider.is-dragging,
.nds-sf-slider.is-dragging { cursor: grabbing; scroll-snap-type: none; }

/* ===== FRECCE DI SCORRIMENTO (testo e galleria) ===== */
.nds-sf-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 0.5px solid var(--nds-border);
    background: rgba(250, 248, 244, 0.9);
    color: var(--nds-dark);
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
}
.nds-sf-arrow:hover { background: var(--nds-white); border-color: var(--nds-bronze); }
.nds-sf-arrow--prev { left: 2%; }
.nds-sf-arrow--next { right: 2%; }

/* Frecce del blocco di testo: avvicinate alla colonna di lettura (max
   760px) invece che ai margini della sezione, cosi' restano vicine al
   testo e si notano subito. Attivo solo da una larghezza in cui la
   colonna non occupa gia' quasi tutto lo spazio disponibile. */
@media (min-width: 900px) {
    .nds-sf-tslider-wrap .nds-sf-arrow {
        width: 44px;
        height: 44px;
        border: 1px solid var(--nds-border);
    }
    .nds-sf-tslider-wrap .nds-sf-arrow--prev { left: calc(50% - 430px); }
    .nds-sf-tslider-wrap .nds-sf-arrow--next { right: calc(50% - 430px); }
}

/* Piccola oscillazione all'apertura pagina, solo sulle frecce del testo,
   per segnalare che si puo' scorrere (si ferma da sola dopo 3 cicli). */
@keyframes ndsSfArrowNudge {
    0%, 100% { transform: translateY(-50%) translateX(0); }
    50% { transform: translateY(-50%) translateX(4px); }
}
@keyframes ndsSfArrowNudgeRev {
    0%, 100% { transform: translateY(-50%) translateX(0); }
    50% { transform: translateY(-50%) translateX(-4px); }
}
.nds-sf-tslider-wrap .nds-sf-arrow--next {
    animation: ndsSfArrowNudge 1.1s ease-in-out 1s 3;
}
.nds-sf-tslider-wrap .nds-sf-arrow--prev {
    animation: ndsSfArrowNudgeRev 1.1s ease-in-out 1s 3;
}

@media (max-width: 768px) {
    .nds-sf-arrow { width: 34px; height: 34px; font-size: 12px; }
    .nds-sf-arrow--prev { left: 2%; }
    .nds-sf-arrow--next { right: 2%; }
}
.nds-sf-tpage {
    flex: 0 0 100%;
    scroll-snap-align: start;
    display: flex;
    justify-content: center;
    padding: 64px 8% 80px;
    box-sizing: border-box;
}
.nds-sf-tblock {
    width: 100%;
    max-width: 760px;
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.nds-sf-tblock.is-visible { opacity: 1; transform: translateY(0); }
.nds-sf-tblock .nds-sf-eyebrow {
    display: block;
    font-family: "Inter", sans-serif !important;
    font-size: 11px !important;
    letter-spacing: 2px !important;
    text-transform: uppercase !important;
    color: var(--nds-bronze) !important;
    margin: 0 0 16px;
}
.nds-sf-tblock .nds-sf-block-title {
    font-family: "Ambroise Std", serif !important;
    font-weight: 300 !important;
    font-size: clamp(26px, 3.2vw, 38px) !important;
    line-height: 1.25 !important;
    margin: 0 0 24px !important;
    color: var(--nds-dark) !important;
}
.nds-sf-tblock p {
    font-family: "Inter", sans-serif !important;
    font-size: 16px !important;
    font-weight: 300 !important;
    line-height: 1.9 !important;
    color: var(--nds-text) !important;
    margin: 0 !important;
}
.nds-sf-dots {
    display: flex;
    gap: 6px;
    justify-content: center;
    padding: 24px 0 64px;
    background: var(--nds-bg-cream);
}
.nds-sf-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--nds-border);
    transition: background 0.25s ease;
}
.nds-sf-dot.is-active { background: var(--nds-bronze); }

/* ===== GALLERIA (foto orizzontali 3:2 / verticali 2:3) ===== */
.nds-sf-gallery { padding: 0 0 72px; background: var(--nds-bg-cream); }
.nds-sf-gallery-head {
    padding: 0 8% 24px;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
}
.nds-sf-gallery-label {
    font-family: "Ambroise Std", serif !important;
    font-weight: 300 !important;
    font-size: clamp(22px, 2.6vw, 30px) !important;
    color: var(--nds-dark) !important;
}
.nds-sf-gallery-hint {
    font-family: "Inter", sans-serif !important;
    font-size: 11px !important;
    letter-spacing: 1px !important;
    text-transform: uppercase !important;
    color: var(--nds-bronze) !important;
}
.nds-sf-slider-wrap { position: relative; }
.nds-sf-slider {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    overflow-x: auto;
    padding: 0 8% 8px;
    scroll-snap-type: x mandatory;
    cursor: grab;
    -webkit-overflow-scrolling: touch;
}
.nds-sf-card {
    flex: 0 0 auto;
    scroll-snap-align: start;
    border: 0;
    padding: 0;
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    background: var(--nds-border-light);
    display: flex;
    align-items: center;
    justify-content: center;
}
.nds-sf-card--h { width: min(360px, 78vw); aspect-ratio: 3 / 2; }
.nds-sf-card--v { width: min(260px, 62vw); aspect-ratio: 2 / 3; }
.nds-sf-card img { width: 100%; height: 100%; object-fit: cover; display: block; }
.nds-sf-card-placeholder {
    font-family: "Inter", sans-serif !important;
    font-size: 11px !important;
    letter-spacing: 1px !important;
    text-transform: uppercase !important;
    color: var(--nds-text-faint) !important;
}

/* ===== LIGHTBOX (schermo intero, scroll continuo tra le foto) ===== */
.nds-sf-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.96);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease;
}
.nds-sf-lightbox.is-open { opacity: 1; visibility: visible; }
.nds-sf-lightbox-track {
    display: flex;
    height: 100%;
    width: 100%;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
}
.nds-sf-lightbox-slide {
    flex: 0 0 100%;
    scroll-snap-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
    box-sizing: border-box;
}
.nds-sf-lightbox-slide img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}
.nds-sf-lightbox-slide .nds-sf-card-placeholder {
    color: var(--nds-text-light) !important;
    width: min(70vw, 640px);
    aspect-ratio: 3 / 2;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0.5px solid rgba(255, 255, 255, 0.15);
}
.nds-sf-lightbox-close {
    position: absolute;
    top: 20px; right: 24px;
    z-index: 1;
    background: transparent;
    border: 0;
    color: var(--nds-white);
    font-size: 32px;
    line-height: 1;
    cursor: pointer;
    padding: 8px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nds-sf-tpage { padding: 48px 7% 64px; }
    .nds-sf-thead { padding: 64px 7% 8px; }
    .nds-sf-gallery-head, .nds-sf-slider { padding-left: 7%; padding-right: 7%; }
}