/* ========================================================================== 
   COMPACT ALBUM BROWSER + SHARED AUTO SLIDER
   - Tối đa 4 album mỗi lượt trên desktop
   - Một khung xem ảnh chung, không kéo dài trang khi có nhiều album
   - Không hiển thị tên tệp hoặc chú thích ảnh
   ========================================================================== */

.gallery-showcase {
  position: relative;
  overflow: hidden;
}

.gallery-showcase::before,
.gallery-showcase::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  filter: blur(10px);
  pointer-events: none;
  opacity: 0.26;
}

.gallery-showcase::before {
  top: -220px;
  right: -180px;
  background: radial-gradient(circle, rgba(53, 196, 223, 0.72), transparent 68%);
}

.gallery-showcase::after {
  bottom: -260px;
  left: -190px;
  background: radial-gradient(circle, rgba(24, 111, 188, 0.54), transparent 68%);
}

.gallery-showcase-inner {
  position: relative;
  z-index: 1;
}

.album-browser {
  margin-top: 18px;
  border: 1px solid rgba(190, 222, 242, 0.72);
  border-radius: 28px;
  padding: clamp(16px, 2.4vw, 24px);
  background: rgba(255, 255, 255, 0.68);
  box-shadow: 0 18px 46px rgba(7, 62, 105, 0.1);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.album-browser-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.album-browser-copy {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 14px;
  min-width: 0;
}

.album-browser-copy strong {
  color: #08365e;
  font-size: 1rem;
}

.album-browser-copy span {
  color: #698299;
  font-size: 0.78rem;
  font-weight: 700;
}

.album-browser-controls {
  display: flex;
  gap: 8px;
}

.album-browser-controls button {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(18, 118, 176, 0.22);
  border-radius: 50%;
  color: #075d91;
  background: #fff;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(7, 73, 119, 0.09);
  transition: transform 180ms ease, color 180ms ease, background 180ms ease, opacity 180ms ease;
}

.album-browser-controls button:hover:not(:disabled),
.album-browser-controls button:focus-visible:not(:disabled) {
  color: #fff;
  background: #0878b6;
  transform: translateY(-2px);
  outline: none;
}

.album-browser-controls button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  box-shadow: none;
}

.activity-folder-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  min-height: 246px;
  touch-action: pan-y;
}

.activity-folder-grid.has-one-card {
  grid-template-columns: minmax(240px, 310px);
}

.album-selector-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(188, 218, 237, 0.82);
  border-radius: 20px;
  padding: 0;
  color: inherit;
  background: #fff;
  text-align: left;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(7, 66, 108, 0.1);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.album-selector-card:hover,
.album-selector-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(16, 137, 194, 0.62);
  box-shadow: 0 20px 40px rgba(7, 66, 108, 0.16);
  outline: none;
}

.album-selector-card.is-selected {
  border-color: #0b91c8;
  box-shadow: 0 0 0 3px rgba(11, 145, 200, 0.14), 0 20px 42px rgba(7, 66, 108, 0.17);
}

.album-selector-cover {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, #0a3158, #0b7aa9);
}

.album-selector-cover::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 42%;
  pointer-events: none;
  background: linear-gradient(to top, rgba(2, 26, 46, 0.7), transparent);
}

.album-selector-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.album-selector-card:hover .album-selector-cover img {
  transform: scale(1.045);
}

.album-cover-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 7px;
  width: 100%;
  height: 100%;
  color: rgba(255, 255, 255, 0.88);
  background:
    radial-gradient(circle at 75% 12%, rgba(80, 211, 230, 0.34), transparent 34%),
    linear-gradient(135deg, #092f53, #0c719d);
  font-size: 0.78rem;
  font-weight: 700;
}

.album-cover-placeholder i {
  font-style: normal;
  font-size: 1.7rem;
}

.album-cover-placeholder small {
  font-size: 0.7rem;
  opacity: 0.8;
}

.album-selector-featured,
.album-selector-region {
  position: absolute;
  z-index: 2;
  top: 10px;
  display: inline-flex;
  align-items: center;
  min-height: 25px;
  border-radius: 999px;
  padding: 5px 9px;
  color: #fff;
  font-size: 0.61rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.album-selector-featured {
  left: 10px;
  background: linear-gradient(135deg, rgba(5, 116, 180, 0.94), rgba(17, 173, 194, 0.94));
}

.album-selector-region {
  right: 10px;
  max-width: 58%;
  overflow: hidden;
  background: rgba(3, 34, 60, 0.65);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.album-selector-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  padding: 15px;
}

.album-selector-title {
  display: -webkit-box;
  overflow: hidden;
  color: #082f55;
  font-size: 0.92rem;
  line-height: 1.4;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.album-selector-meta {
  display: block;
  overflow: hidden;
  margin-top: 7px;
  color: #73899c;
  font-size: 0.7rem;
  line-height: 1.45;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.album-selector-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 13px;
  color: #71879a;
  font-size: 0.68rem;
  font-weight: 700;
}

.album-selector-footer b {
  flex: 0 0 auto;
  color: #0879ae;
  font-size: 0.7rem;
}

.album-featured-viewer {
  margin-top: clamp(18px, 3vw, 30px);
}

.album-featured-viewer[hidden] {
  display: none;
}

.modern-album-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(203, 228, 244, 0.86);
  border-radius: clamp(24px, 3vw, 34px);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(244, 251, 255, 0.96)),
    radial-gradient(circle at 95% 0%, rgba(53, 196, 223, 0.13), transparent 28%);
  padding: clamp(18px, 2.8vw, 30px);
  box-shadow: 0 24px 64px rgba(8, 55, 96, 0.15);
}

.modern-album-card.is-featured {
  border-color: rgba(43, 167, 214, 0.72);
}

.album-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.album-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.album-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 6px 11px;
  font-size: 0.64rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.album-tag-primary {
  color: #fff;
  background: linear-gradient(135deg, #0c7bbc, #16a7c8);
  box-shadow: 0 8px 20px rgba(12, 123, 188, 0.24);
}

.album-tag-outline {
  color: #075a91;
  border: 1px solid rgba(17, 123, 183, 0.28);
  background: rgba(234, 248, 255, 0.88);
}

.album-sync-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #58758d;
  font-size: 0.7rem;
  font-weight: 700;
  white-space: nowrap;
}

.sync-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #18b983;
  box-shadow: 0 0 0 5px rgba(24, 185, 131, 0.12);
  animation: albumSyncPulse 2s ease-in-out infinite;
}

@keyframes albumSyncPulse {
  0%, 100% { transform: scale(1); opacity: 0.95; }
  50% { transform: scale(0.78); opacity: 0.6; }
}

.album-copy {
  max-width: 920px;
  margin-bottom: clamp(15px, 2vw, 22px);
}

.album-title {
  margin: 0;
  color: #062a51;
  font-size: clamp(1.28rem, 2.1vw, 1.85rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.album-meta {
  margin: 8px 0 0;
  color: #0f7aaa;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.album-description {
  max-width: 780px;
  margin: 8px 0 0;
  color: #60788e;
  font-size: 0.88rem;
  line-height: 1.65;
}

.album-slider-container {
  position: relative;
  isolation: isolate;
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 330px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: clamp(20px, 2.5vw, 28px);
  background: linear-gradient(135deg, #082b50, #0b527e);
  box-shadow: 0 22px 52px rgba(4, 35, 65, 0.22), inset 0 1px rgba(255, 255, 255, 0.22);
  touch-action: pan-y;
}

.album-slider-track,
.album-slide {
  position: absolute;
  inset: 0;
}

.album-slide {
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transform: scale(1.035);
  transition: opacity 850ms cubic-bezier(0.22, 1, 0.36, 1), transform 5600ms ease, visibility 850ms linear;
}

.album-slide.is-active {
  z-index: 2;
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.album-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  user-select: none;
  -webkit-user-drag: none;
}

.album-slide figcaption,
.album-slide .file-name,
.album-slide .image-name,
.album-slider-container iframe {
  display: none !important;
}

.album-slider-shade {
  position: absolute;
  z-index: 3;
  inset: auto 0 0;
  height: 33%;
  pointer-events: none;
  background: linear-gradient(to top, rgba(1, 18, 36, 0.72), transparent);
}

.album-slider-controls {
  position: absolute;
  z-index: 5;
  right: clamp(12px, 2vw, 22px);
  bottom: clamp(12px, 2vw, 20px);
  left: clamp(12px, 2vw, 22px);
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto 44px;
  align-items: center;
  gap: 10px;
}

.album-slider-controls[hidden] {
  display: none;
}

.album-arrow {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 50%;
  color: #fff;
  background: rgba(4, 30, 56, 0.47);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.album-arrow:hover,
.album-arrow:focus-visible {
  border-color: rgba(255, 255, 255, 0.82);
  background: rgba(9, 102, 153, 0.88);
  transform: scale(1.07);
  outline: none;
}

.album-indicators {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  gap: 6px;
  overflow: hidden;
}

.album-indicator {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border: 0;
  border-radius: 999px;
  padding: 0;
  background: rgba(255, 255, 255, 0.43);
  cursor: pointer;
  transition: width 220ms ease, background 220ms ease, transform 220ms ease;
}

.album-indicator:hover,
.album-indicator:focus-visible {
  background: rgba(255, 255, 255, 0.82);
  transform: scale(1.2);
  outline: none;
}

.album-indicator.is-active {
  width: 24px;
  background: #fff;
}

.album-count {
  min-width: 62px;
  color: rgba(255, 255, 255, 0.94);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-align: center;
}

.album-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 10px;
  margin-top: clamp(16px, 2.2vw, 22px);
}

.album-article-button {
  color: #fff !important;
  border-color: rgba(255, 255, 255, 0.2);
  background: linear-gradient(135deg, #075795, #0b86c7);
  box-shadow: 0 12px 28px rgba(5, 89, 148, 0.28);
}

.album-article-button:hover,
.album-article-button:focus-visible {
  color: #fff !important;
  background: linear-gradient(135deg, #064979, #0875ae);
  box-shadow: 0 16px 34px rgba(5, 75, 127, 0.36);
}

.album-state {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.92);
  padding: 28px;
  text-align: left;
}

.album-state-icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 1.35rem;
}

.album-state-loading .album-state-icon,
.album-cover-placeholder.is-loading i {
  animation: albumLoading 1.2s linear infinite;
}

@keyframes albumLoading {
  to { transform: rotate(360deg); }
}

.album-state-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.album-state-copy strong {
  color: #fff;
  font-size: 0.96rem;
}

.album-state-copy span {
  max-width: 470px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.78rem;
  line-height: 1.5;
}

@media (max-width: 1099px) {
  .activity-folder-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 759px) {
  .activity-folder-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .modern-album-card {
    padding: 20px;
  }

  .album-card-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .album-sync-status {
    white-space: normal;
  }

  .album-slider-container {
    aspect-ratio: 4 / 3;
    min-height: 270px;
  }

  .album-slider-controls {
    grid-template-columns: 42px minmax(0, 1fr) auto 42px;
    gap: 8px;
  }

  .album-arrow {
    width: 42px;
    height: 42px;
  }

  .album-indicator:nth-child(n + 10) {
    display: none;
  }
}

@media (max-width: 539px) {
  .album-browser {
    border-radius: 22px;
    padding: 14px;
  }

  .album-browser-toolbar {
    align-items: flex-start;
  }

  .album-browser-copy {
    flex-direction: column;
    gap: 3px;
  }

  .album-browser-controls button {
    width: 38px;
    height: 38px;
  }

  .activity-folder-grid,
  .activity-folder-grid.has-one-card {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
  }

  .album-selector-cover {
    aspect-ratio: 16 / 9;
  }

  .modern-album-card {
    border-radius: 22px;
    padding: 16px;
  }

  .album-title {
    font-size: 1.24rem;
  }

  .album-description {
    font-size: 0.84rem;
  }

  .album-slider-container {
    min-height: 230px;
    border-radius: 18px;
  }

  .album-slider-controls {
    right: 9px;
    bottom: 9px;
    left: 9px;
    grid-template-columns: 38px minmax(0, 1fr) 38px;
  }

  .album-count {
    display: none;
  }

  .album-arrow {
    width: 38px;
    height: 38px;
  }

  .album-actions {
    flex-direction: column;
  }

  .album-actions .button {
    width: 100%;
  }

  .album-state {
    align-items: center;
    flex-direction: column;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sync-dot,
  .album-state-loading .album-state-icon,
  .album-cover-placeholder.is-loading i {
    animation: none;
  }

  .album-slide,
  .album-selector-cover img,
  .album-selector-card {
    transition: none;
    transform: none;
  }
}

/* =========================================================
   PRESS → GALLERY SPACING
   Thu gọn khoảng trắng giữa khối Hoạt động báo chí và Album ảnh.
   ========================================================= */
.community-activity .press-showcase {
  padding-bottom: clamp(38px, 4vw, 54px);
}

.community-activity .gallery-showcase {
  margin-top: 0;
}

@media (max-width: 768px) {
  .community-activity .press-showcase {
    padding-bottom: 34px;
  }
}


/* =========================================================
   LIGHTBOX / FULLSCREEN IMAGE VIEWER
   Bấm vào ảnh hoặc nút ⤢ để phóng to toàn màn hình
   ========================================================= */
.album-slide img {
  cursor: zoom-in;
}

.album-zoom-button {
  position: absolute;
  z-index: 6;
  top: clamp(12px, 2vw, 18px);
  right: clamp(12px, 2vw, 18px);
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 50%;
  color: #fff;
  background: rgba(4, 30, 56, 0.46);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 26px rgba(3, 29, 52, 0.28);
  font-size: 1.12rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.album-zoom-button:hover,
.album-zoom-button:focus-visible {
  background: rgba(9, 102, 153, 0.92);
  border-color: rgba(255, 255, 255, 0.86);
  transform: scale(1.06);
  outline: none;
}

body.album-lightbox-open {
  overflow: hidden;
}

.album-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  padding: clamp(14px, 3vw, 24px);
  background: rgba(3, 14, 27, 0.86);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.album-lightbox[hidden] {
  display: none !important;
}

.album-lightbox-dialog {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 56px;
  align-items: center;
  gap: clamp(10px, 1.6vw, 18px);
  width: min(100%, 1400px);
}

.album-lightbox-figure {
  margin: 0;
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(8, 22, 37, 0.72);
  box-shadow: 0 24px 62px rgba(0, 0, 0, 0.34);
}

.album-lightbox-image {
  display: block;
  width: 100%;
  max-height: calc(100vh - 150px);
  object-fit: contain;
  background: rgba(0, 0, 0, 0.12);
}

.album-lightbox-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 18px;
  color: rgba(255, 255, 255, 0.94);
  background: linear-gradient(to top, rgba(5, 18, 31, 0.94), rgba(5, 18, 31, 0.72));
}

.album-lightbox-caption {
  overflow: hidden;
  font-size: 0.92rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.album-lightbox-counter {
  flex: 0 0 auto;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.album-lightbox-close,
.album-lightbox-nav {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  color: #fff;
  background: rgba(7, 31, 54, 0.68);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.18);
  font-size: 1.2rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.album-lightbox-close {
  position: absolute;
  top: -6px;
  right: 58px;
  z-index: 2;
}

.album-lightbox-close:hover,
.album-lightbox-close:focus-visible,
.album-lightbox-nav:hover,
.album-lightbox-nav:focus-visible {
  background: rgba(10, 108, 163, 0.94);
  border-color: rgba(255, 255, 255, 0.8);
  transform: scale(1.06);
  outline: none;
}

@media (max-width: 759px) {
  .album-zoom-button {
    width: 42px;
    height: 42px;
    top: 10px;
    right: 10px;
  }

  .album-lightbox-dialog {
    grid-template-columns: 1fr;
    gap: 10px;
    width: 100%;
  }

  .album-lightbox-figure {
    order: 1;
    border-radius: 18px;
  }

  .album-lightbox-image {
    max-height: calc(100vh - 170px);
  }

  .album-lightbox-footer {
    padding: 12px 14px;
    flex-direction: column;
    align-items: flex-start;
  }

  .album-lightbox-caption {
    max-width: 100%;
    white-space: normal;
  }

  .album-lightbox-close {
    position: absolute;
    top: -4px;
    right: 0;
    width: 44px;
    height: 44px;
  }

  .album-lightbox-prev,
  .album-lightbox-next {
    position: absolute;
    top: 50%;
    z-index: 2;
    width: 44px;
    height: 44px;
    transform: translateY(-50%);
  }

  .album-lightbox-prev { left: 8px; }
  .album-lightbox-next { right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .album-zoom-button,
  .album-lightbox-close,
  .album-lightbox-nav {
    transition: none;
  }
}


/* =========================================================
   BENEFIT CARD CONTRAST FIX
   Làm nổi nội dung thẻ "Hỏi đáp an toàn"
   ========================================================= */
.benefit-card-featured {
  background: linear-gradient(145deg, #0a3f86, #0f69c6);
  box-shadow: 0 24px 56px rgba(11, 95, 196, 0.28);
}

.benefit-card-featured::after {
  background: rgba(190, 222, 255, 0.62);
  opacity: 1;
  width: 170px;
  height: 170px;
  bottom: -72px;
  right: -28px;
}

.benefit-card-featured h3,
.benefit-card-featured .benefit-number,
.benefit-card-featured .benefit-number small,
.benefit-card-featured .benefit-standard {
  color: #ffffff !important;
  text-shadow: 0 1px 2px rgba(3, 22, 44, 0.18);
}

.benefit-card-featured > p {
  color: rgba(255, 255, 255, 0.88) !important;
  font-weight: 500;
  line-height: 1.72;
  text-shadow: 0 1px 2px rgba(3, 22, 44, 0.16);
}

.benefit-card-featured .benefit-standard {
  letter-spacing: 0.05em;
}

@media (max-width: 539px) {
  .benefit-card-featured > p {
    font-size: 0.92rem;
  }
}