/* ═══════════════════════════════════════════════════════════════════
   FALCHI DYNAMIC SLIDER — Award-Winning Cinematic Hero
   Azienda Agricola Falchi · Dal 1792
   ═══════════════════════════════════════════════════════════════════ */

/* ─── Design Tokens ──────────────────────────────────────────────── */
:root {
    --fds-gold:            #C5A55A;
    --fds-gold-soft:       #D4BA7A;
    --fds-gold-deep:       #A88B3D;
    --fds-olive:           #a09c37;
    --fds-white:           #FAFAF5;
    --fds-dark:            #1A1A18;
    --fds-overlay-from:    rgba(18, 18, 16, 0.15);
    --fds-overlay-to:      rgba(18, 18, 16, 0.65);
    --fds-font-display:    'Playfair Display', Georgia, 'Times New Roman', serif;
    --fds-font-body:       'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --fds-radius:          60px;
    --fds-ease:            cubic-bezier(0.19, 1, 0.22, 1);
    --fds-transition:      0.5s var(--fds-ease);
}

/* ─── Slider Container ──────────────────────────────────────────── */
.fds-slider {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
    background-color: var(--fds-dark);
    font-family: var(--fds-font-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.fds-slides {
    position: relative;
    width: 100%;
    height: 100%;
}



/* ─── Individual Slide ──────────────────────────────────────────── */
.fds-slide {
    position: absolute;
    inset: 0;
    visibility: hidden;
    opacity: 0;
}

.fds-slide.is-active {
    visibility: visible;
    opacity: 1;
}

/* ─── Background Layer ──────────────────────────────────────────── */
.fds-slide__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    will-change: transform;
}

.fds-slide__image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1.12);
    will-change: transform;
    transition: none;
}

/* Subtle blur on the image — fades from mid-slide to bottom */
.fds-slide__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    -webkit-mask-image: linear-gradient(
        180deg,
        transparent 0%,
        transparent 40%,
        rgba(0, 0, 0, 0.15) 55%,
        rgba(0, 0, 0, 0.5) 70%,
        rgba(0, 0, 0, 0.8) 85%,
        black 100%
    );
    mask-image: linear-gradient(
        180deg,
        transparent 0%,
        transparent 40%,
        rgba(0, 0, 0, 0.15) 55%,
        rgba(0, 0, 0, 0.5) 70%,
        rgba(0, 0, 0, 0.8) 85%,
        black 100%
    );
}

.fds-slide__video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Cinematic overlay — transparent top, dark bottom for text readability */
.fds-slide__overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            180deg,
            rgba(18, 18, 16, 0.25) 0%,
            rgba(18, 18, 16, 0.12) 20%,
            rgba(18, 18, 16, 0.22) 40%,
            rgba(18, 18, 16, 0.52) 55%,
            rgba(18, 18, 16, 0.75) 75%,
            rgba(18, 18, 16, 0.90) 100%
        );
    z-index: 1;
    pointer-events: none;
}


/* ─── Content Layer ─────────────────────────────────────────────── */
.fds-slide__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 5;
    display: flex;
    flex-direction: column;
    padding: 60px 8% 12vh;
    color: var(--fds-white);
    pointer-events: none;
}

.fds-slide__content > * {
    pointer-events: auto;
}

/* Alignment Variants */
.fds-align--center {
    align-items: center;
    text-align: center;
}

.fds-align--left {
    align-items: flex-start;
    text-align: left;
}

.fds-align--right {
    align-items: flex-end;
    text-align: right;
}

/* ─── Subtitle Badge ────────────────────────────────────────────── */
.fds-slide__subtitle {
    display: inline-block;
    font-family: var(--fds-font-body);
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--fds-white);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(197, 165, 90, 0.4);
    border-radius: var(--fds-radius);
    padding: 8px 24px;
    margin-bottom: 22px;
    opacity: 0;
    transform: translateY(20px);
    will-change: transform, opacity;
}

/* ─── Title ─────────────────────────────────────────────────────── */
.fds-slide__title {
    font-family: var(--fds-font-display);
    font-size: clamp(1.8rem, 4vw, 3.6rem);
    font-weight: 400;
    line-height: 1.1;
    margin: 0 0 18px;
    color: var(--fds-white);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
    max-width: 800px;
    opacity: 0;
    perspective: 1200px;
    will-change: transform, opacity;
}

/* Word wrappers for split animation */
.fds-word {
    display: inline-block;
    overflow: hidden;
    vertical-align: top;
    margin-right: 0.22em;
    line-height: 1.15;
}

.fds-char {
    display: inline-block;
    transform-origin: center bottom;
    will-change: transform, opacity, filter;
}

/* ─── Description ───────────────────────────────────────────────── */
.fds-slide__desc {
    font-family: var(--fds-font-body);
    font-size: clamp(0.85rem, 1vw, 1rem);
    font-weight: 300;
    line-height: 1.7;
    margin: 0 0 32px;
    max-width: 560px;
    color: rgba(250, 250, 245, 0.82);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
    opacity: 0;
    transform: translateY(25px);
    will-change: transform, opacity;
}

/* ─── CTA Button ────────────────────────────────────────────────── */
.fds-slide__cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 13px 32px;
    background: transparent;
    color: var(--fds-white);
    text-decoration: none;
    font-family: var(--fds-font-body);
    font-weight: 500;
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    border: 1px solid rgba(250, 250, 245, 0.28);
    border-radius: var(--fds-radius);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition:
        border-color 0.5s ease,
        color 0.45s ease,
        box-shadow 0.5s ease,
        background 0.5s ease;
    opacity: 0;
    transform: translateY(30px);
    will-change: transform, opacity;
}

/* Hover fill — smooth bottom-to-top sweep */
.fds-slide__cta::before {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 160%;
    height: 0%;
    background: var(--fds-gold);
    border-radius: 50% 50% 0 0;
    transform: translateX(-50%);
    transition: height 0.6s var(--fds-ease), border-radius 0.6s var(--fds-ease);
    z-index: -1;
}

.fds-slide__cta:hover,
.fds-slide__cta:focus-visible {
    border-color: var(--fds-gold);
    color: var(--fds-dark);
    box-shadow: 0 4px 30px rgba(197, 165, 90, 0.25);
}

.fds-slide__cta:hover::before,
.fds-slide__cta:focus-visible::before {
    height: 110%;
    border-radius: 0;
}

/* CTA label — text rolls up on hover */
.fds-cta__label {
    position: relative;
    display: block;
    overflow: hidden;
    height: 1.2em;
    line-height: 1.2em;
}

.fds-cta__label::before {
    content: attr(data-text);
    display: block;
    transition: transform 0.5s var(--fds-ease);
}

.fds-cta__label::after {
    content: attr(data-text);
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    transition: transform 0.5s var(--fds-ease);
}

.fds-slide__cta:hover .fds-cta__label::before,
.fds-slide__cta:focus-visible .fds-cta__label::before {
    transform: translateY(-100%);
}

.fds-slide__cta:hover .fds-cta__label::after,
.fds-slide__cta:focus-visible .fds-cta__label::after {
    transform: translateY(-100%);
}

/* CTA arrow — slides right + subtle scale */
.fds-cta__arrow {
    display: inline-flex;
    align-items: center;
    transition: transform 0.5s var(--fds-ease);
    position: relative;
    z-index: 1;
}

.fds-cta__arrow svg {
    width: 16px;
    height: 16px;
    transition: transform 0.5s var(--fds-ease);
}

.fds-slide__cta:hover .fds-cta__arrow,
.fds-slide__cta:focus-visible .fds-cta__arrow {
    transform: translateX(5px);
}

.fds-slide__cta:hover .fds-cta__arrow svg,
.fds-slide__cta:focus-visible .fds-cta__arrow svg {
    transform: scale(1.1);
}

/* ─── Navigation Arrows ─────────────────────────────────────────── */
.fds-nav {
    position: absolute;
    top: 50%;
    z-index: 20;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(250, 250, 245, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(250, 250, 245, 0.12);
    border-radius: 50%;
    color: var(--fds-white);
    cursor: pointer;
    padding: 0;
    transform: translateY(-50%);
    transition: background var(--fds-transition),
                border-color var(--fds-transition),
                transform 0.4s var(--fds-ease);
}

.fds-nav:hover,
.fds-nav:focus-visible {
    background: rgba(197, 165, 90, 0.25);
    border-color: var(--fds-gold-soft);
    transform: translateY(-50%) scale(1.08);
}

.fds-nav--prev {
    left: 30px;
}

.fds-nav--next {
    right: 30px;
}

.fds-nav svg {
    width: 22px;
    height: 22px;
    stroke-width: 1.5;
}

/* ─── Dots Pagination ───────────────────────────────────────────── */
.fds-dots {
    position: absolute;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 20;
}

.fds-dot {
    width: 8px;
    height: 8px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(250, 250, 245, 0.30);
    cursor: pointer;
    transition: background var(--fds-transition),
                transform 0.4s var(--fds-ease),
                width 0.4s var(--fds-ease);
}

.fds-dot.is-active {
    background: var(--fds-gold);
    width: 28px;
    border-radius: 4px;
}

.fds-dot:hover:not(.is-active) {
    background: rgba(250, 250, 245, 0.55);
    transform: scale(1.15);
}

/* ─── Slide Counter ─────────────────────────────────────────────── */
.fds-counter {
    position: absolute;
    bottom: 90px;
    right: 40px;
    z-index: 20;
    font-family: var(--fds-font-body);
    font-size: 0.85rem;
    font-weight: 300;
    letter-spacing: 0.15em;
    color: rgba(250, 250, 245, 0.55);
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.fds-counter__current {
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--fds-gold);
    transition: opacity 0.3s ease;
}

.fds-counter__sep {
    margin: 0 2px;
    opacity: 0.4;
}

/* ─── Responsive ────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .fds-slide__content {
        padding: 0 6% 10vh;
    }
    .fds-nav {
        width: 48px;
        height: 48px;
    }
    .fds-nav--prev { left: 20px; }
    .fds-nav--next { right: 20px; }
}

@media (max-width: 768px) {
    .fds-slider {
        min-height: 500px;
    }

    .fds-slide__content {
        padding: 0 6% 14vh;
    }

    .fds-slide__title {
        font-size: clamp(1.5rem, 6vw, 2.2rem);
    }

    .fds-slide__subtitle {
        font-size: 0.6rem;
        padding: 7px 18px;
    }

    .fds-slide__desc {
        font-size: 0.82rem;
        margin-bottom: 24px;
    }

    .fds-slide__cta {
        padding: 11px 24px;
        font-size: 0.72rem;
    }

    .fds-nav {
        width: 42px;
        height: 42px;
    }
    .fds-nav--prev { left: 14px; }
    .fds-nav--next { right: 14px; }
    .fds-nav svg {
        width: 18px;
        height: 18px;
    }

    .fds-counter {
        right: 20px;
        bottom: 90px;
    }

    .fds-dots {
        bottom: 90px;
    }
}

@media (max-width: 480px) {
    .fds-slider {
        min-height: 420px;
    }

    .fds-slide__content {
        padding: 0 5% 16vh;
    }

    .fds-slide__title {
        font-size: clamp(1.3rem, 6vw, 1.8rem);
        margin-bottom: 14px;
    }

    .fds-slide__desc {
        font-size: 0.78rem;
        line-height: 1.6;
    }

    .fds-nav {
        display: none;
    }

    .fds-counter {
        right: 16px;
        bottom: 22px;
        font-size: 0.75rem;
    }

    .fds-counter__current {
        font-size: 1.1rem;
    }

    .fds-dots {
        bottom: 22px;
    }
}

/* ─── Wave Shape Divider ────────────────────────────────────────── */
.fds-wave-divider {
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    z-index: 30;
    pointer-events: none;
    line-height: 0;
    color: #AEA230;
    isolation: isolate;
}

.fds-wave-divider svg {
    display: block;
    width: 100%;
    height: 80px;
}

@media (max-width: 768px) {
    .fds-wave-divider svg {
        height: 50px;
    }
}

/* ─── Print (hide slider in print) ──────────────────────────────── */
@media print {
    .fds-slider {
        display: none;
    }
}