/* pages/news.css — News page (lab-website style announcements) */

/* Matches .profile-page: fills the content wrap, no centered column. */
.news-page {
  max-width: none;
  margin: 0;
  padding: 0 0 40px;
  font-family: "Roboto", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
}

/* ── Header ───────────────────────────────────────────────────────────────── */
.news-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 22px;
}
.news-title {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}
.news-subtitle {
  margin: 6px 0 0;
  font-size: 0.85rem;
  color: var(--muted);
  word-break: break-all;
}
.news-subtitle a { color: var(--link); }
.news-header-actions { flex-shrink: 0; }

.news-add-btn {
  border: 1px solid var(--line-strong);
  background: var(--panel-strong);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 550;
  cursor: pointer;
}
.news-add-btn:hover:not(:disabled) { background: var(--accent-soft); }
.news-add-btn:disabled { opacity: 0.5; cursor: default; }

/* ── Items ────────────────────────────────────────────────────────────────── */
.news-item {
  padding: 0 0 26px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.news-item:last-child { border-bottom: none; margin-bottom: 0; }

.news-item-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.news-item-date {
  font-size: 0.95rem;
  font-weight: 650;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.news-item-actions {
  margin-left: auto;
  display: inline-flex;
  gap: 6px;
  opacity: 0;
  transition: opacity 0.15s ease;
}
.news-item:hover .news-item-actions,
.news-item:focus-within .news-item-actions { opacity: 1; }

.news-icon-btn {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  border-radius: 8px;
  padding: 3px 9px;
  font-size: 0.78rem;
  cursor: pointer;
}
.news-icon-btn:hover { background: var(--accent-soft); color: var(--text); }
.news-icon-btn.news-danger:hover { background: var(--danger-bg); color: var(--danger-fg); }

.news-item-title {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.4;
}

.news-item-body { font-size: 0.94rem; line-height: 1.65; }
/* Body block/list rules live in css/richtext.css (.rt-*). */
.news-item-body a,
.news-links a { color: var(--link); text-decoration: underline; text-underline-offset: 2px; }
/* Keep H2O / cm-1 from stretching the line box. */
.news-item-body sub,
.news-item-body sup { font-size: 0.72em; line-height: 0; }

/* ── Link lists ───────────────────────────────────────────────────────────── */
.news-links {
  margin: 10px 0 0;
  padding-left: 20px;
  list-style: disc;
  font-size: 0.9rem;
  line-height: 1.6;
}
.news-link-item { margin-bottom: 3px; }
.news-sublinks {
  margin: 3px 0 6px;
  padding-left: 18px;
  list-style: circle;
  color: var(--muted);
}

/* ── Images ───────────────────────────────────────────────────────────────── */
.news-images {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}
.news-image { margin: 0; max-width: 240px; }
.news-image img {
  display: block;
  max-width: 100%;
  max-height: 180px;
  border-radius: 10px;
  border: 1px solid var(--line);
  cursor: zoom-in;
  object-fit: cover;
}
.news-image figcaption {
  margin-top: 5px;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.4;
}

/* ── Wide desktop: photos beside the text ─────────────────────────────────── */
/* Below 1101px the sidebar-collapsed column is too narrow to split, so items
   keep the stacked flow above. Only items that actually have photos go 2-up. */
@media (min-width: 1101px) {
  .news-item:has(> .news-images) {
    display: grid;
    grid-template-columns: minmax(0, 1fr) clamp(280px, 32%, 380px);
    column-gap: 28px;
    align-items: start;
  }
  .news-item:has(> .news-images) .news-images {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 0;
    align-items: start;
  }
  /* Two columns from 3 photos up. A portrait cell is tall, so a pair that
     includes one goes side by side rather than stacking into a tower. */
  .news-item:has(> .news-images) .news-images:has(> :nth-child(3)),
  .news-item:has(> .news-images) .news-images:has(> :nth-child(2)):has(.is-portrait) {
    grid-template-columns: 1fr 1fr;
  }

  .news-item:has(> .news-images) .news-image { max-width: none; }
  /* Cell shape follows each photo's own orientation — tagged in JS from the
     decoded naturalWidth/Height, since CSS cannot read intrinsic size. Untagged
     (still decoding, or landscape) keeps the 4:3 default. */
  .news-item:has(> .news-images) .news-image img {
    width: 100%;
    max-height: none;
    aspect-ratio: 4 / 3;
  }
  .news-item:has(> .news-images) .news-image.is-square img { aspect-ratio: 1 / 1; }
  .news-item:has(> .news-images) .news-image.is-portrait img { aspect-ratio: 3 / 4; }

  /* An odd count promotes the first photo to a full-width hero: 1 → one large,
     3 → hero + pair, 5 → hero + 2x2. Never a portrait one, though — stretched
     across the column it would be cropped to a letterbox strip, which is how
     three portrait shots ended up reading as three stacked bars. */
  .news-item:has(> .news-images) .news-image:first-child:nth-last-child(odd):not(.is-portrait) {
    grid-column: 1 / -1;
  }
  .news-item:has(> .news-images)
    .news-image:first-child:nth-last-child(odd):not(.is-portrait):not(.is-square) img {
    aspect-ratio: 16 / 10;
  }
}

.news-lightbox {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: rgba(0, 0, 0, 0.82);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  cursor: zoom-out;
}
.news-lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
}

/* Absolute so the arrows overlay the photo instead of shrinking its box. */
.news-lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s ease;
}
/* Restate the centering transform on hover/active: the unscoped
   `button:hover { transform: translateY(-1px) }` in library.css outranks the
   base rule here and would otherwise drop the arrow by half its height.
   navigation.css, bin.css and library.css work around it the same way. */
.news-lightbox-nav:hover,
.news-lightbox-nav:active {
  background: rgba(255, 255, 255, 0.34);
  transform: translateY(-50%);
}
.news-lightbox-nav.is-prev { left: 16px; }
.news-lightbox-nav.is-next { right: 16px; }

.news-lightbox-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 0 76px; /* clear the arrows */
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.85rem;
  line-height: 1.45;
  text-align: center;
  pointer-events: none;
}
.news-lightbox-count {
  font-variant-numeric: tabular-nums;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.78rem;
}

/* ── Editor form ──────────────────────────────────────────────────────────── */
.news-form {
  border: 1px solid var(--line-strong);
  background: var(--panel);
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 28px;
  box-shadow: var(--shadow);
}
.news-form-row { display: flex; gap: 14px; flex-wrap: wrap; }
.news-form-row .news-form-field { flex: 1 1 200px; }
.news-form-field { margin-bottom: 14px; }
.news-form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 5px;
}
.news-form-hint { font-weight: 400; }

.news-input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--line-strong);
  background: var(--panel-strong);
  color: var(--text);
  border-radius: 9px;
  padding: 8px 10px;
  font: inherit;
  font-size: 0.9rem;
}
.news-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.news-textarea { resize: vertical; line-height: 1.55; min-height: 120px; }
/* A lone date picker should not stretch the full form width. */
.news-date-field { max-width: 220px; }

/* Toolbar rules live in css/richtext.css (.rt-toolbar / .rt-fmt-btn). */
.news-textarea { font-variant-ligatures: none; }

.news-inline-btn {
  border: 1px dashed var(--line-strong);
  background: transparent;
  color: var(--muted);
  border-radius: 8px;
  padding: 5px 10px;
  font-size: 0.8rem;
  cursor: pointer;
}
.news-inline-btn:hover:not(:disabled) { background: var(--accent-soft); color: var(--text); }
.news-inline-btn:disabled { opacity: 0.5; cursor: default; }

.news-images-edit { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 8px; }
.news-image-edit {
  position: relative;
  margin: 0;
  width: 160px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.news-image-edit img {
  width: 100%;
  height: 110px;
  object-fit: cover;
  border-radius: 9px;
  border: 1px solid var(--line);
  cursor: grab;
}
.news-image-edit img:active { cursor: grabbing; }
.news-caption-input { font-size: 0.8rem; padding: 5px 8px; }

/* Position badge — the first photo is the one rendered large in the item. */
.news-image-pos {
  position: absolute;
  top: 6px;
  left: 6px;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.7rem;
  font-weight: 650;
  line-height: 1.5;
  pointer-events: none;
}

.news-image-edit-actions { display: flex; gap: 4px; }
.news-move-btn { padding: 3px 7px; line-height: 1.2; }
.news-image-edit-actions .news-danger { margin-left: auto; }
.news-move-btn:disabled { opacity: 0.35; cursor: default; }
.news-move-btn:disabled:hover { background: transparent; color: var(--muted); }
/* Thumbnails flow horizontally here, vertically on mobile — match the arrows. */
.news-move-v { display: none; }

.news-image-edit.is-dragging { opacity: 0.4; }
.news-image-edit.drag-over-before { box-shadow: -3px 0 0 0 var(--accent); }
.news-image-edit.drag-over-after { box-shadow: 3px 0 0 0 var(--accent); }

.news-form-actions { display: flex; gap: 10px; }
.news-save-btn {
  border: none;
  background: var(--accent);
  color: var(--bg);
  border-radius: 10px;
  padding: 9px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}
.news-save-btn:disabled { opacity: 0.6; cursor: default; }
.news-cancel-btn {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
  border-radius: 10px;
  padding: 9px 18px;
  font-size: 0.9rem;
  cursor: pointer;
}

/* ── States ───────────────────────────────────────────────────────────────── */
.news-error {
  border: 1px solid var(--danger-fg);
  background: var(--danger-bg);
  color: var(--danger-fg);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.88rem;
  margin-bottom: 18px;
}
.news-empty {
  padding: 72px 24px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 16px;
  background: var(--panel);
}
.news-empty-title { margin: 0 0 8px; font-size: 1.05rem; font-weight: 600; }
.news-empty-desc { margin: 0 auto; max-width: 420px; font-size: 0.9rem; color: var(--muted); line-height: 1.55; }
.news-empty code {
  background: var(--chip);
  color: var(--chip-fg);
  padding: 1px 6px;
  border-radius: 5px;
  font-size: 0.85em;
}

/* ── Mobile ───────────────────────────────────────────────────────────────── */
@media (max-width: 700px) {
  .news-page { padding: 0 0 40px; }
  .news-header { padding: 12px 0 12px; margin-bottom: 18px; }
  .news-title { font-size: 1.35rem; }
  .news-item-actions { opacity: 1; }
  .news-image { max-width: 100%; flex: 1 1 100%; }
  .news-image img { max-height: 220px; width: 100%; }
  .news-lightbox { padding: 16px; }
  .news-lightbox-nav { width: 38px; height: 38px; font-size: 1.45rem; }
  .news-lightbox-nav.is-prev { left: 6px; }
  .news-lightbox-nav.is-next { right: 6px; }
  .news-lightbox-bar { padding: 0 52px; }
  .news-image-edit { width: 100%; }
  .news-move-h { display: none; }
  .news-move-v { display: inline; }
  .news-image-edit.drag-over-before { box-shadow: 0 -3px 0 0 var(--accent); }
  .news-image-edit.drag-over-after { box-shadow: 0 3px 0 0 var(--accent); }
  .news-empty { padding: 48px 18px; }
}