/* ============================================
   5TRAK CASE STUDY SLIDER
   Full-width background image, 3-zone layout:
   TOP = static label  |  MIDDLE = content  |  BOTTOM = progress + nav
   ============================================ */

.fivtrak-cs-slider {
    position: relative;
    overflow: hidden;
    font-family: 'Inter', sans-serif;
}

/* ─── Individual Slide ─── */
.fivtrak-cs-slider__slide {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 600px;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    /* Reserve space at bottom for the shared progress/nav bar */
    padding-bottom: 80px;
}

.fivtrak-cs-slider__slide.is-active {
    display: flex;
    position: relative;
}

/* ─── Background Image ─── */
.fivtrak-cs-slider__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
    transition: transform 0.8s ease;
}

.fivtrak-cs-slider__slide.is-active .fivtrak-cs-slider__bg {
    transform: scale(1);
}

/* ─── Overlay ─── */
.fivtrak-cs-slider__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    opacity: 0.55;
    transition: opacity 0.5s ease;
}

/* ─── TOP: Static Label Container (full-width) ─── */
.fivtrak-cs-slider__top {
    position: relative;
    z-index: 3;
    width: 100%;
    padding: 50px 60px 0;
    box-sizing: border-box;
    transition: opacity 0.5s ease, transform 0.6s ease;
}

.fivtrak-cs-slider__slide.is-active .fivtrak-cs-slider__top {
    opacity: 1;
}

/* ─── Static Label ─── */
.fivtrak-cs-slider__label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: #C5A455;
    margin: 0;
}

/* ─── MIDDLE: Content Container (full-width) ─── */
.fivtrak-cs-slider__content {
    position: relative;
    z-index: 3;
    width: 100%;
    padding: 0 60px;
    box-sizing: border-box;
    transition: opacity 0.5s ease, transform 0.6s ease;
}

.fivtrak-cs-slider__slide.is-active .fivtrak-cs-slider__content {
    opacity: 1;
}

/* Inner container controls content width */
.fivtrak-cs-slider__content-inner {
    display: flex;
    flex-direction: column;
    max-width: 700px;
}

/* ─── Title ─── */
.fivtrak-cs-slider__title {
    font-size: clamp(32px, 5vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: #FFFFFF;
    margin: 0 0 12px;
}

/* ─── Subtitle ─── */
.fivtrak-cs-slider__subtitle {
    font-size: clamp(16px, 2vw, 22px);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    margin: 0 0 16px;
}

/* ─── Description ─── */
.fivtrak-cs-slider__desc {
    font-size: 16px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin: 0 0 24px;
    max-width: 500px;
}

/* ─── CTA Link ─── */
.fivtrak-cs-slider__cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #C5A455;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 12px 0;
    border-bottom: 1.5px solid transparent;
    width: fit-content;
}

.fivtrak-cs-slider__cta:hover {
    border-bottom-color: #C5A455;
    color: #C5A455;
}

.fivtrak-cs-slider__cta svg {
    transition: transform 0.3s ease;
}

.fivtrak-cs-slider__cta:hover svg {
    transform: translateX(4px);
}

/* ─── Full-slide click target ───
   When a slide has a URL, this anchor sits above the background/overlay
   so a click anywhere on the slide navigates to the URL. The CTA button
   sits above this overlay so its hover effect still fires; the bottom
   navigation/progress bar (z-index 20) is unaffected and keeps working. */
.fivtrak-cs-slider__link-overlay {
    position: absolute;
    inset: 0;
    z-index: 4;
    text-indent: -9999px;
    overflow: hidden;
    background: transparent;
}

.fivtrak-cs-slider__slide--linked { cursor: pointer; }

/* CTA needs to sit above the link overlay so its hover/focus styles fire.
   The CTA's anchor also catches the click, but it points to the same URL
   as the overlay, so behavior is identical either way. */
.fivtrak-cs-slider__cta {
    position: relative;
    z-index: 5;
}

/* ─── BOTTOM: Progress + Navigation Container (shared, overlays slides) ─── */
.fivtrak-cs-slider__bottom-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 20;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 60px 40px;
    gap: 24px;
    box-sizing: border-box;
    pointer-events: auto;
}

/* ─── Progress Bar ─── */
.fivtrak-cs-slider__progress-track {
    width: 55%;
    position: relative;
    display: flex;
    align-items: center;
    cursor: pointer;
    flex-shrink: 0;
    /* Visual track is drawn via ::before so segments can have independent height */
}

.fivtrak-cs-slider__progress-track::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.15);
    pointer-events: none;
}

/* Clickable segments — taller than the track for easy tapping */
.fivtrak-cs-slider__progress-segment {
    flex: 1;
    background: none;
    border: none;
    cursor: pointer;
    height: 24px;
    position: relative;
    z-index: 2;
}

.fivtrak-cs-slider__progress-segment:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Fill bar — grows from left as slides advance, thicker than the track */
.fivtrak-cs-slider__progress-fill {
    position: absolute;
    top: 50%;
    left: 0;
    height: 4px;
    transform: translateY(-50%);
    background: #4A90D9;
    border-radius: 2px;
    transition: width 0.5s ease;
    pointer-events: none;
    z-index: 1;
}

/* ─── Navigation Arrows ─── */
.fivtrak-cs-slider__nav {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.fivtrak-cs-slider__arrow {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    padding: 0;
}

.fivtrak-cs-slider__arrow:hover {
    border-color: #4A90D9;
    color: #4A90D9;
    transform: scale(1.05);
}

.fivtrak-cs-slider__arrow:active {
    transform: scale(0.95);
}

.fivtrak-cs-slider__arrow svg {
    width: 18px;
    height: 18px;
}

.fivtrak-cs-slider__arrow i {
    font-size: 18px;
    line-height: 1;
}

/* ─── Arrow SVG Icon States (normal + hover) ─── */
.fivtrak-arrow-icon {
    pointer-events: none;
}

.fivtrak-arrow-normal { display: inline-block; }
.fivtrak-arrow-hover  { display: none; }

.fivtrak-cs-slider__arrow:hover .fivtrak-arrow-normal { display: none; }
.fivtrak-cs-slider__arrow:hover .fivtrak-arrow-hover  { display: inline-block; }

/* ─── Slide Transitions (horizontal slide) ─── */
.fivtrak-cs-slider__slide {
    opacity: 1;
    transform: translateX(100%);
    transition: transform 0.6s ease;
}

.fivtrak-cs-slider__slide.is-active {
    transform: translateX(0);
}

/* Slide exiting to the left */
.fivtrak-cs-slider__slide.is-exiting-left {
    display: flex;
    transform: translateX(-100%);
}

/* Slide exiting to the right (when going prev) */
.fivtrak-cs-slider__slide.is-exiting-right {
    display: flex;
    transform: translateX(100%);
}

/* Slide entering from the right */
.fivtrak-cs-slider__slide.is-entering-right {
    display: flex;
    transform: translateX(100%);
}

/* Slide entering from the left (when going prev) */
.fivtrak-cs-slider__slide.is-entering-left {
    display: flex;
    transform: translateX(-100%);
}

/* ─── Responsive: Tablet ─── */
@media (max-width: 1024px) {
    .fivtrak-cs-slider__top {
        padding-left: 40px;
        padding-right: 40px;
    }

    .fivtrak-cs-slider__content {
        padding-left: 40px;
        padding-right: 40px;
    }

    .fivtrak-cs-slider__bottom-bar {
        padding-left: 40px;
        padding-right: 40px;
    }

    .fivtrak-cs-slider__progress-track {
        width: 70%;
    }
}

/* ─── Responsive: Mobile ─── */
@media (max-width: 768px) {
    .fivtrak-cs-slider__slide {
        min-height: 500px;
    }

    .fivtrak-cs-slider__top {
        padding: 30px 20px 0;
    }

    .fivtrak-cs-slider__content {
        padding: 0 20px;
    }

    .fivtrak-cs-slider__bottom-bar {
        padding: 0 20px 24px;
        flex-wrap: wrap;
        gap: 16px;
    }

    .fivtrak-cs-slider__progress-track {
        width: 100%;
        order: 2;
    }

    .fivtrak-cs-slider__nav {
        order: 2;
        margin-left: auto;
    }

    .fivtrak-cs-slider__arrow {
        width: 40px;
        height: 40px;
    }

    .fivtrak-cs-slider__title {
        font-size: 28px;
    }
}