/* Instagram Post Slider - Frontend Styles */
:root {
    --insta-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    --insta-radius: 12px;
    --insta-shadow: 0 8px 32px rgba(0,0,0,0.15);
    --insta-transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Wrapper */
.insta-slider-wrapper {
    position: relative;
    width: 100%;
    user-select: none;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    box-sizing: border-box;
}

.insta-slider-wrapper *,
.insta-slider-wrapper *::before,
.insta-slider-wrapper *::after {
    box-sizing: border-box;
}

/* Track outer holds nav + viewport */
.insta-slider-track-outer {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

/* Viewport - clips the slide track */
.insta-slider-viewport {
    overflow: hidden;
    flex: 1;
    min-width: 0;
    border-radius: var(--insta-radius);
}

/* Track - the scrollable row of slides */
.insta-slider-track {
    display: flex;
    gap: 14px;
    transition: transform var(--insta-transition);
    will-change: transform;
    align-items: stretch;
}

/* Individual slide */
.insta-slide {
    flex: 0 0 auto;
    cursor: pointer;
    border-radius: var(--insta-radius);
    overflow: hidden;
    position: relative;
    box-shadow: var(--insta-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    outline: none;
}

.insta-slide:hover,
.insta-slide:focus-visible {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 16px 48px rgba(0,0,0,0.22);
}

.insta-slide:focus-visible {
    outline: 3px solid #dc2743;
    outline-offset: 2px;
}

.insta-slide-inner {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.insta-slide-inner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.insta-slide:hover .insta-slide-inner img {
    transform: scale(1.05);
}

/* Overlay on hover */
.insta-slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.72) 0%, rgba(0,0,0,0) 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-end;
    padding: 14px;
}

.insta-slide:hover .insta-slide-overlay,
.insta-slide:focus-visible .insta-slide-overlay {
    opacity: 1;
}

.insta-slide-overlay-inner {
    width: 100%;
}

.insta-slide-caption {
    color: #fff;
    font-size: 12px;
    line-height: 1.4;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Media type badges */
.insta-slide-video-badge,
.insta-slide-carousel-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 28px;
    height: 28px;
    background: rgba(0,0,0,0.55);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.insta-slide-video-badge svg,
.insta-slide-carousel-badge svg {
    width: 14px;
    height: 14px;
}

/* Navigation buttons */
.insta-slider-nav {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: #fff;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
    z-index: 5;
    padding: 0;
}

.insta-slider-nav:hover {
    background: var(--insta-gradient);
    color: #fff;
    box-shadow: 0 4px 20px rgba(188,24,136,0.35);
    transform: scale(1.08);
}

.insta-slider-nav:disabled {
    opacity: 0.35;
    cursor: default;
    transform: none;
    background: #f0f0f0;
    box-shadow: none;
}

.insta-slider-nav svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
}

/* Dots */
.insta-slider-dots {
    display: flex;
    justify-content: center;
    gap: 7px;
    margin-top: 18px;
    flex-wrap: wrap;
}

.insta-slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ccc;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background 0.25s ease, transform 0.2s ease, width 0.25s ease;
    flex: 0 0 auto;
}

.insta-slider-dot.active {
    background: var(--insta-gradient);
    width: 22px;
    border-radius: 4px;
}

.insta-slider-dot:hover:not(.active) {
    background: #aaa;
    transform: scale(1.2);
}

/* Notice for admins */
.insta-slider-notice {
    border-left: 4px solid #dc2743;
    background: #fff5f7;
    padding: 12px 16px;
    border-radius: 4px;
    color: #c00;
    font-family: -apple-system, sans-serif;
}

/* =============================
   POPUP MODAL
   ============================= */
.insta-popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.82);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(6px);
}

.insta-popup-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.insta-popup {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    box-shadow: 0 30px 80px rgba(0,0,0,0.4);
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
}

.insta-popup-overlay.active .insta-popup {
    transform: scale(1) translateY(0);
}

.insta-popup-close {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 10;
    width: 36px;
    height: 36px;
    background: rgba(0,0,0,0.6);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, transform 0.2s ease;
    backdrop-filter: blur(4px);
}

.insta-popup-close:hover {
    background: #dc2743;
    transform: rotate(90deg);
}

.insta-popup-inner {
    display: flex;
    max-height: 90vh;
}

.insta-popup-media {
    flex: 0 0 55%;
    background: #000;
    overflow: hidden;
    max-height: 90vh;
}

.insta-popup-media img,
.insta-popup-media video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.insta-popup-info {
    flex: 1;
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow-y: auto;
    min-width: 0;
}

.insta-popup-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-bottom: 16px;
    border-bottom: 1px solid #f0f0f0;
}

.insta-popup-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--insta-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex: 0 0 44px;
}

.insta-popup-avatar svg {
    width: 22px;
    height: 22px;
    fill: white;
}

.insta-popup-username {
    font-weight: 700;
    font-size: 15px;
    margin: 0 0 3px;
    color: #111;
}

.insta-popup-date {
    font-size: 12px;
    color: #888;
    margin: 0;
}

.insta-popup-caption {
    font-size: 14px;
    line-height: 1.65;
    color: #333;
    flex: 1;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.insta-popup-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--insta-gradient);
    color: #fff !important;
    text-decoration: none !important;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: opacity 0.2s ease, transform 0.15s ease;
    align-self: flex-start;
}

.insta-popup-link:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

.insta-popup-link svg {
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
}

/* Responsive */
@media (max-width: 680px) {
    .insta-popup-inner {
        flex-direction: column;
        max-height: 90vh;
    }
    .insta-popup-media {
        flex: 0 0 50vw;
        height: 50vw;
        max-height: 280px;
    }
    .insta-popup-info {
        padding: 18px 16px;
    }
    .insta-slider-nav {
        width: 32px;
        height: 32px;
    }
}

@media (max-width: 480px) {
    .insta-slider-nav.insta-slider-prev {
        left: 4px;
    }
    .insta-slider-nav.insta-slider-next {
        right: 4px;
    }
}