/**
 * Kardeu Social Media Feeds - Scoped Frontend CSS
 * Version: 1.0.0
 * Zero jQuery, Zero External Fonts, Anti-Theme Shield, Zero CLS
 */

:root {
  --kd-feed-radius: 8px;
  --kd-feed-overlay-bg: rgba(0, 0, 0, 0.65);
  --kd-feed-overlay-text: #ffffff;
}

/* ==========================================================================
   CONTAINER & NOTICE
   ========================================================================== */
.kd-social-feed-wrap {
  position: relative;
  width: 100%;
  margin: 1.5rem 0;
  box-sizing: border-box;
}

.kd-social-feed-wrap *,
.kd-social-feed-wrap *::before,
.kd-social-feed-wrap *::after {
  box-sizing: border-box;
}

.kd-social-feed-notice {
  padding: 1rem 1.25rem;
  border-radius: var(--kd-feed-radius);
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  color: #475569;
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 1rem 0;
}

.kd-social-feed-notice--empty {
  border-left: 4px solid #f59e0b;
}

.kd-social-feed-notice--zero {
  border-left: 4px solid #94a3b8;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.kd-social-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #f1f5f9;
}

.kd-social-header-user {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.kd-social-avatar-img,
.kd-social-avatar-placeholder {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  color: #fff;
  border: 2px solid #fff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.kd-social-header-username {
  display: block;
  font-weight: 700;
  font-size: 1.05rem;
  color: #0f172a;
  text-decoration: none;
  line-height: 1.3;
}

.kd-social-header-username:hover {
  color: #e1306c;
}

.kd-social-header-count {
  display: block;
  font-size: 0.85rem;
  color: #64748b;
  margin-top: 2px;
}

.kd-social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1;
}

.kd-social-btn--follow {
  background: #0095f6;
  color: #ffffff;
  border: none;
}

.kd-social-btn--follow:hover {
  background: #1877f2;
  color: #ffffff;
}

.kd-social-btn--footer {
  background: #f1f5f9;
  color: #0f172a;
  border: 1px solid #e2e8f0;
}

.kd-social-btn--footer:hover {
  background: #e2e8f0;
  color: #0f172a;
}

.kd-social-feed-footer {
  text-align: center;
  margin-top: 1.25rem;
}

/* ==========================================================================
   GRID LAYOUT
   ========================================================================== */
.kd-social-feed--grid {
  display: grid;
  grid-template-columns: repeat(var(--kd-cols-desktop, 4), minmax(0, 1fr));
  gap: var(--kd-gap, 12px);
}

@media (max-width: 900px) {
  .kd-social-feed--grid {
    grid-template-columns: repeat(var(--kd-cols-tablet, 3), minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .kd-social-feed--grid {
    grid-template-columns: repeat(var(--kd-cols-mobile, 2), minmax(0, 1fr));
  }
}

/* ==========================================================================
   CAROUSEL LAYOUT (CSS Scroll-Snap)
   ========================================================================== */
.kd-social-carousel-container {
  position: relative;
  width: 100%;
}

.kd-social-feed--carousel {
  display: flex;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
  gap: var(--kd-gap, 12px);
  padding: 4px 0;
}

.kd-social-feed--carousel::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.kd-social-feed--carousel .kd-social-item {
  flex: 0 0 calc((100% - (var(--kd-gap, 12px) * (var(--kd-cols-desktop, 4) - 1))) / var(--kd-cols-desktop, 4));
  scroll-snap-align: start;
}

@media (max-width: 900px) {
  .kd-social-feed--carousel .kd-social-item {
    flex: 0 0 calc((100% - (var(--kd-gap, 12px) * (var(--kd-cols-tablet, 3) - 1))) / var(--kd-cols-tablet, 3));
  }
}

@media (max-width: 600px) {
  .kd-social-feed--carousel .kd-social-item {
    flex: 0 0 calc((100% - (var(--kd-gap, 12px) * (var(--kd-cols-mobile, 2) - 1))) / var(--kd-cols-mobile, 2));
  }
}

.kd-carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.1);
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: all 0.2s ease;
}

.kd-carousel-arrow:hover {
  background: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.kd-carousel-prev {
  left: -12px;
}

.kd-carousel-next {
  right: -12px;
}

/* ==========================================================================
   FEED ITEM & THUMBNAIL (Zero CLS with aspect-ratio: 1/1)
   ========================================================================== */
.kd-social-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--kd-feed-radius);
  background: #f1f5f9;
}

.kd-social-item-link {
  display: block;
  text-decoration: none;
  width: 100%;
  height: 100%;
}

.kd-social-thumb-box {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #e2e8f0;
}

.kd-social-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.kd-social-item:hover .kd-social-thumb-img {
  transform: scale(1.04);
}

.kd-social-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.65);
  color: #ffffff;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  pointer-events: none;
}

/* ==========================================================================
   HOVER OVERLAY
   ========================================================================== */
.kd-social-overlay {
  position: absolute;
  inset: 0;
  background: var(--kd-feed-overlay-bg);
  color: var(--kd-feed-overlay-text);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  z-index: 3;
  padding: 1rem;
  text-align: center;
}

.kd-social-item:hover .kd-social-overlay {
  opacity: 1;
  visibility: visible;
}

.kd-social-overlay-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  max-width: 90%;
}

.kd-social-overlay-caption {
  font-size: 0.8rem;
  line-height: 1.35;
  margin: 0;
  color: rgba(255, 255, 255, 0.95);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.kd-social-overlay-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #ffffff;
}

.kd-social-meta-stat {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.kd-social-meta-date {
  font-size: 0.75rem;
  opacity: 0.8;
}

/* ==========================================================================
   LIGHTBOX MODAL
   ========================================================================== */
.kd-social-lightbox {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.kd-social-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.kd-social-lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.kd-social-lightbox-dialog {
  position: relative;
  width: 90%;
  max-width: 860px;
  max-height: 90vh;
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  z-index: 2;
  display: flex;
  flex-direction: column;
}

.kd-lightbox-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.4);
  color: #ffffff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: background 0.2s;
}

.kd-lightbox-close:hover {
  background: rgba(0, 0, 0, 0.75);
}

.kd-lightbox-content {
  display: grid;
  grid-template-columns: 1fr 340px;
  max-height: 85vh;
  overflow: hidden;
}

@media (max-width: 768px) {
  .kd-lightbox-content {
    grid-template-columns: 1fr;
    max-height: 80vh;
    overflow-y: auto;
  }
}

.kd-lightbox-media-col {
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.kd-lightbox-img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  display: block;
}

.kd-lightbox-info-col {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #ffffff;
  overflow-y: auto;
}

.kd-lightbox-info-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #f1f5f9;
  margin-bottom: 1rem;
}

.kd-lightbox-username {
  font-weight: 700;
  color: #0f172a;
  font-size: 0.95rem;
}

.kd-lightbox-date {
  font-size: 0.8rem;
  color: #64748b;
}

.kd-lightbox-caption {
  font-size: 0.875rem;
  line-height: 1.55;
  color: #334155;
  margin-bottom: 1.5rem;
  white-space: pre-line;
  word-break: break-word;
}

.kd-social-btn--view-ig {
  background: #0095f6;
  color: #ffffff;
  width: 100%;
  justify-content: center;
  padding: 0.65rem 1rem;
}

.kd-social-btn--view-ig:hover {
  background: #1877f2;
  color: #ffffff;
}