/**
 * Homepage Layout V4 — unified JSON slider + metrics band
 */

.home-layout-v4 .home-v4 {
    padding-top: 1rem;
}

.home-layout-v4 .home-v4-band {
    padding-top: 0.5rem;
}

.home-layout-v4 .home-slider,
.home-layout-v4 .course-slider-banner {
    margin-top: 0.25rem;
}

.home-layout-v4 .home-slider + .home-metrics-bar {
    margin-top: 0;
}

.home-layout-v4 .home-metrics-bar + .hero-welcome-band {
    margin-top: 0;
}

/* Unified slider (extends course-slider-banner styles) */
.home-slider,
.course-slider-banner {
    position: relative;
    z-index: 1;
    background: var(--knu-blue-deep);
    border-bottom: 4px solid var(--knu-gold);
}

.home-slider__empty,
.course-slider-banner__empty {
    color: rgba(255, 255, 255, 0.92);
    background: linear-gradient(90deg, var(--knu-blue-dark), #063a78);
    font-size: 0.95rem;
}

.home-slider__empty code,
.course-slider-banner__empty code {
    color: var(--knu-gold);
}

.home-slider__carousel,
.course-slider-banner__carousel {
    max-height: min(60vh, 600px);
}

.home-slider__figure,
.course-slider-banner__figure {
    position: relative;
    margin: 0;
    height: min(60vh, 600px);
    overflow: hidden;
}

.home-slider__video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    display: block;
    background: var(--knu-blue-deep);
}

.home-slider__image-btn,
.course-slider-banner__image-btn {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: block;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: zoom-in;
}

.home-slider__image-btn:focus-visible,
.course-slider-banner__image-btn:focus-visible {
    outline: 3px solid var(--knu-gold);
    outline-offset: -3px;
}

.home-slider__zoom-hint,
.course-slider-banner__zoom-hint {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.75rem;
    border-radius: 999px;
    background: rgba(0, 31, 73, 0.78);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 700;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
}

.home-slider__image-btn:hover .home-slider__zoom-hint,
.home-slider__image-btn:focus-visible .home-slider__zoom-hint,
.course-slider-banner__image-btn:hover .course-slider-banner__zoom-hint,
.course-slider-banner__image-btn:focus-visible .course-slider-banner__zoom-hint {
    opacity: 1;
    transform: translateY(0);
}

.home-slider__image,
.course-slider-banner__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.home-slider__caption,
.course-slider-banner__caption {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    align-items: flex-end;
    padding: 0 0 2.25rem;
    background: linear-gradient(180deg, rgba(0, 23, 57, 0.05) 20%, rgba(0, 23, 57, 0.82) 100%);
    pointer-events: none;
}

.home-slider__badge,
.course-slider-banner__badge {
    display: inline-block;
    margin-bottom: 0.65rem;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    background: var(--knu-gold);
    color: #1a1200;
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.home-slider__title,
.course-slider-banner__title {
    margin: 0 0 0.45rem;
    max-width: 760px;
    color: #fff;
    font-size: clamp(1.4rem, 3.2vw, 2.35rem);
    font-weight: 900;
    line-height: 1.15;
}

.home-slider__subtitle,
.course-slider-banner__subtitle {
    margin: 0 0 1rem;
    max-width: 680px;
    color: rgba(255, 255, 255, 0.92);
    font-size: clamp(0.95rem, 1.6vw, 1.1rem);
    font-weight: 600;
}

.home-slider__cta,
.course-slider-banner__cta {
    font-weight: 800;
    border-radius: 8px;
    padding: 0.65rem 1.2rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.22);
    pointer-events: auto;
}

.home-slider__indicators,
.course-slider-banner__indicators {
    bottom: 1rem;
    top: auto;
    margin-bottom: 0;
    gap: 0.35rem;
}

.home-slider__indicators [data-bs-target],
.course-slider-banner__indicators [data-bs-target] {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 0;
    opacity: 0.55;
}

.home-slider__indicators .active,
.course-slider-banner__indicators .active {
    opacity: 1;
    background-color: var(--knu-gold);
}

.home-slider__control,
.course-slider-banner__control {
    width: 8%;
}

/* Metrics band beneath slider */
.home-metrics-bar {
    background: linear-gradient(180deg, #f4f8ff 0%, #ffffff 100%);
    border-bottom: 1px solid rgba(12, 63, 145, 0.12);
    padding: 1.35rem 0 1.5rem;
}

.home-metrics-bar__grid > [class*="col-"] {
    display: flex;
}

.home-metrics-bar__card {
    min-height: 148px;
    border: 1px solid rgba(12, 63, 145, 0.08);
    box-shadow: 0 10px 24px rgba(0, 31, 73, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.home-metrics-bar__card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(0, 31, 73, 0.12);
}

/* Compact welcome band (replaces hero video section) */
.hero-welcome-band {
    background: linear-gradient(135deg, rgba(0, 31, 73, 0.04) 0%, rgba(255, 255, 255, 1) 55%);
    border-bottom: 1px solid rgba(12, 63, 145, 0.1);
}

.hero-welcome-band__title {
    margin: 0;
    color: var(--knu-blue-dark);
    font-size: clamp(1.65rem, 3vw, 2.35rem);
    font-weight: 900;
    line-height: 1.15;
}

.hero-welcome-band .hero-kicker,
.hero-welcome-band .hero-hindi-line,
.hero-welcome-band .hero-subtitle {
    color: var(--knu-blue-dark);
}

.hero-welcome-band .hero-kicker span,
.hero-welcome-band .hero-hindi-line span {
    background: var(--knu-gold);
}

.cta-outline-dark {
    border-color: var(--knu-blue-dark) !important;
    color: var(--knu-blue-dark) !important;
    background: transparent !important;
}

.cta-outline-dark:hover {
    background: rgba(12, 63, 145, 0.08) !important;
    color: var(--knu-blue-dark) !important;
}

@media (max-width: 991.98px) {
    .home-slider__carousel,
    .course-slider-banner__carousel,
    .home-slider__figure,
    .course-slider-banner__figure {
        max-height: 400px;
        height: 400px;
    }

    .home-slider__caption,
    .course-slider-banner__caption {
        padding-bottom: 1.35rem;
    }

    .home-slider__zoom-hint span,
    .course-slider-banner__zoom-hint span {
        display: none;
    }

    .home-metrics-bar__card {
        min-height: 132px;
    }
}

@media (max-width: 767.98px) {
    .home-slider__carousel,
    .course-slider-banner__carousel,
    .home-slider__figure,
    .course-slider-banner__figure {
        max-height: 320px;
        height: 320px;
    }

    .home-slider__title,
    .course-slider-banner__title {
        font-size: 1.2rem;
    }

    .home-slider__subtitle,
    .course-slider-banner__subtitle {
        display: none;
    }

    .home-slider__control,
    .course-slider-banner__control {
        display: none;
    }

    .home-metrics-bar {
        padding: 1rem 0 1.15rem;
    }

    .home-metrics-bar__card {
        min-height: 118px;
    }

    .home-metrics-bar__card strong {
        font-size: 1.65rem;
    }
}