/* ============================================================
   Calvex Testimonial Videos – Styles
   ============================================================ */

/* ---------- Custom Properties -------------------------------- */
.cvt-wrapper {
    --cvt-accent:       #1a6b3c;
    --cvt-radius:       8px;
    --cvt-gap:          20px;
    --cvt-card-bg:      #ffffff;
    --cvt-card-shadow:  0 2px 8px rgba(0,0,0,.10);
    --cvt-card-hover:   0 8px 24px rgba(0,0,0,.16);
    --cvt-text:         #1c1c1c;
    --cvt-muted:        #6b7280;
    --cvt-overlay:      rgba(0,0,0,.82);
    --cvt-transition:   .22s ease;
    font-family: inherit;
    color: var(--cvt-text);
}

/* ---------- Heading ------------------------------------------ */
.cvt-heading {
    margin: 0 0 24px;
    font-size: clamp(1.4rem, 2.5vw, 2rem);
}

/* ---------- Filter Buttons ----------------------------------- */
.cvt-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 28px;
}

.cvt-filter-btn {
    padding: 7px 18px;
    border: 2px solid transparent;
    border-radius: 100px;
    background: #f1f5f1;
    color: var(--cvt-text);
    font-size: .875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--cvt-transition), color var(--cvt-transition), border-color var(--cvt-transition);
    line-height: 1;
}

.cvt-filter-btn:hover {
    border-color: var(--cvt-accent);
    color: var(--cvt-accent);
}

.cvt-filter-btn.active {
    background: var(--cvt-accent);
    color: #fff;
    border-color: var(--cvt-accent);
}

/* ---------- Grid --------------------------------------------- */
.cvt-grid {
    display: grid;
    gap: var(--cvt-gap);
    margin-bottom: 32px;
}

/* Desktop column counts */
.cvt-cols-2 { grid-template-columns: repeat(2, 1fr); }
.cvt-cols-3 { grid-template-columns: repeat(3, 1fr); }
.cvt-cols-4 { grid-template-columns: repeat(4, 1fr); }
.cvt-cols-5 { grid-template-columns: repeat(5, 1fr); }
.cvt-cols-6 { grid-template-columns: repeat(6, 1fr); }

/* Tablet: max 3 columns */
@media (max-width: 1024px) {
    .cvt-cols-4,
    .cvt-cols-5,
    .cvt-cols-6 { grid-template-columns: repeat(3, 1fr); }
}

/* Small tablet: max 2 columns */
@media (max-width: 768px) {
    .cvt-grid { --cvt-gap: 14px; }
    .cvt-cols-2,
    .cvt-cols-3,
    .cvt-cols-4,
    .cvt-cols-5,
    .cvt-cols-6 { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile: 1 column */
@media (max-width: 480px) {
    .cvt-cols-2,
    .cvt-cols-3,
    .cvt-cols-4,
    .cvt-cols-5,
    .cvt-cols-6 { grid-template-columns: 1fr; }
}

/* ---------- Card --------------------------------------------- */
.cvt-card {
    background: var(--cvt-card-bg);
    border-radius: var(--cvt-radius);
    overflow: hidden;
    box-shadow: var(--cvt-card-shadow);
    cursor: pointer;
    transition: transform var(--cvt-transition), box-shadow var(--cvt-transition);
    display: flex;
    flex-direction: column;
    outline: none;
}

.cvt-card:hover,
.cvt-card:focus-visible {
    transform: translateY(-4px);
    box-shadow: var(--cvt-card-hover);
}

.cvt-card:focus-visible {
    outline: 3px solid var(--cvt-accent);
    outline-offset: 2px;
}

/* ---------- Thumbnail Wrap ----------------------------------- */
.cvt-card-thumb-wrap {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #0a0a0a;
}

.cvt-card-thumb {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: opacity .25s ease;
}

/* Static thumb always visible, preview video hidden by default */
.cvt-static-thumb  { opacity: 1; transition: opacity .25s ease; }
.cvt-card-preview  {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity .25s ease;
    pointer-events: none;
}

/* On hover: fade in preview video, fade out thumbnail */
.cvt-card:hover .cvt-static-thumb,
.cvt-card:focus-visible .cvt-static-thumb,
.cvt-card.cvt-previewing .cvt-static-thumb { opacity: 0; }

.cvt-card:hover .cvt-card-preview,
.cvt-card:focus-visible .cvt-card-preview,
.cvt-card.cvt-previewing .cvt-card-preview  { opacity: 1; }

/* Play icon overlay */
.cvt-play-icon {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    transition: opacity var(--cvt-transition);
}

.cvt-play-icon svg {
    width: 54px;
    height: 54px;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,.4));
    transition: transform var(--cvt-transition);
}

.cvt-card:hover .cvt-play-icon svg,
.cvt-card:focus-visible .cvt-play-icon svg {
    transform: scale(1.1);
}

/* ---------- Card Body ---------------------------------------- */
.cvt-card-body {
    padding: 14px 16px 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.cvt-card-name {
    font-size: .9rem;
    font-weight: 700;
    color: var(--cvt-text);
    display: block;
    line-height: 1.3;
}

.cvt-card-company {
    font-size: .8rem;
    color: var(--cvt-accent);
    font-weight: 500;
    display: block;
}

.cvt-card-summary {
    font-size: .82rem;
    color: var(--cvt-muted);
    line-height: 1.5;
    margin: 6px 0 0;
    /* Clamp to 3 lines */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---------- Pagination --------------------------------------- */
.cvt-pagination {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
}

.cvt-load-more {
    padding: 12px 36px;
    background: var(--cvt-accent);
    color: #fff;
    border: none;
    border-radius: 100px;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity var(--cvt-transition), transform var(--cvt-transition);
}

.cvt-load-more:hover  { opacity: .88; transform: translateY(-1px); }
.cvt-load-more:active { transform: translateY(0); }
.cvt-load-more:disabled { opacity: .5; cursor: default; transform: none; }

.cvt-pagination-info {
    font-size: .82rem;
    color: var(--cvt-muted);
}

/* ---------- No results --------------------------------------- */
.cvt-no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    color: var(--cvt-muted);
}

/* ============================================================
   Lightbox
   ============================================================ */
.cvt-lightbox {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.cvt-lightbox[hidden] { display: none; }

.cvt-lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: var(--cvt-overlay);
    cursor: pointer;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.cvt-lightbox-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 960px;
    background: #000;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0,0,0,.7);
    animation: cvt-lb-in .25s ease;
}

@keyframes cvt-lb-in {
    from { opacity: 0; transform: scale(.96) translateY(12px); }
    to   { opacity: 1; transform: scale(1)   translateY(0); }
}

.cvt-lightbox-close {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 10;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,.15);
    border: none;
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    transition: background var(--cvt-transition);
}

.cvt-lightbox-close:hover { background: rgba(255,255,255,.28); }

.cvt-lightbox-video-wrap {
    position: relative;
    aspect-ratio: 16 / 9;
    background: #000;
}

.cvt-lightbox-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.cvt-lightbox-caption {
    padding: 16px 20px 20px;
    background: #111;
    color: #fff;
}

.cvt-lightbox-name {
    font-weight: 700;
    font-size: 1rem;
}

.cvt-lightbox-company {
    font-size: .85rem;
    color: #86efac; /* light green */
    margin-bottom: 6px;
}

.cvt-lightbox-summary {
    font-size: .875rem;
    color: #d1d5db;
    line-height: 1.6;
    margin: 0;
}

/* Loading spinner inside lightbox */
.cvt-lb-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cvt-lb-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255,255,255,.2);
    border-top-color: #fff;
    border-radius: 50%;
    animation: cvt-spin .7s linear infinite;
}

@keyframes cvt-spin { to { transform: rotate(360deg); } }

/* Cards entering animation */
.cvt-card {
    animation: cvt-card-in .35s ease both;
}

@keyframes cvt-card-in {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Stagger new cards when loaded via AJAX */
.cvt-card.cvt-entering {
    animation: cvt-card-in .35s ease both;
}