/* TRUE /updates — blog layer on top of the design-system kit.
   Only layout and reading typography live here. Every colour, radius, shadow
   and font comes from the kit tokens. */

.u-main { padding-block: 32px 64px; }

/* ---------------------------------------------------------------- chrome */

.u-head {
  border-bottom: 1px solid var(--border);
  background: var(--s2);
  position: sticky;
  top: 0;
  z-index: 20;
}
.u-head-in {
  max-width: 1120px;
  margin-inline: auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.u-brand { display: inline-flex; align-items: center; }
.u-brand img { display: block; height: 24px; width: auto; }
.u-nav { display: flex; align-items: center; gap: 16px; }
.u-nav a { color: var(--t2); text-decoration: none; font-size: 14px; }
.u-nav a:hover { color: var(--t1); }
.u-nav a.btn { color: inherit; }

.u-foot { border-top: 1px solid var(--border); background: var(--s2); margin-top: 64px; }
.u-foot-in { max-width: 1120px; margin-inline: auto; padding: 32px 20px 40px; display: grid; gap: 20px; }
.u-langs { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.u-langs a { color: var(--t3); text-decoration: none; font-size: 13px; }
.u-langs a:hover { color: var(--t1); }
.u-langs a[aria-current] { color: var(--t1); }
.u-risk { color: var(--t3); font-size: 12px; line-height: 1.6; margin: 0; max-width: 76ch; }
.u-copy { color: var(--t3); font-size: 12px; margin: 0; }
.u-copy a { color: var(--t2); text-decoration: none; }
.u-copy a:hover { color: var(--t1); }

/* ------------------------------------------------------------------ index */

.u-hero-block { max-width: 720px; margin: 0 auto 40px; text-align: center; }
.u-list { display: grid; gap: 20px; max-width: 880px; margin-inline: auto; }

.u-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  padding: 0;
}
@media (min-width: 720px) {
  .u-item { grid-template-columns: minmax(0, 34%) minmax(0, 1fr); align-items: stretch; }
}
.u-itemmedia { display: block; overflow: hidden; background: var(--s3); }
.u-itemmedia img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: center; }
.u-itembody { display: grid; gap: 10px; align-content: start; padding: 20px 20px 24px; }
.u-itemtitle { font-size: 20px; font-weight: 590; line-height: 1.3; color: var(--t1); }
.u-itemexcerpt { color: var(--t2); font-size: 15px; line-height: 1.6; }
.u-itemmore { color: var(--v-text); font-size: 14px; font-weight: 510; }
.u-item:hover .u-itemtitle { color: var(--v-text); }

/* ---------------------------------------------------------------- article */

.u-article { max-width: 720px; margin-inline: auto; }
.u-back { display: inline-block; color: var(--t3); text-decoration: none; font-size: 14px; margin-bottom: 24px; }
.u-back:hover { color: var(--t1); }

.u-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; color: var(--t3); font-size: 13px; }
.u-dot { color: var(--t4); }

.u-h1 { font-size: 40px; line-height: 1.15; font-weight: 590; letter-spacing: -0.02em; color: var(--t1); margin: 16px 0 12px; }
.u-excerpt { font-size: 18px; line-height: 1.6; color: var(--t2); margin: 0 0 32px; }

.u-hero { margin: 0 0 32px; border-radius: 16px; overflow: hidden; background: var(--s3); border: 1px solid var(--border); }
.u-hero img, .u-hero video { display: block; width: 100%; height: auto; }

.u-body { color: var(--t2); font-size: 17px; line-height: 1.75; }
.u-body > * + * { margin-top: 20px; }
.u-lead { font-size: 19px; line-height: 1.65; color: var(--t1); }
.u-p { margin: 0; }
.u-body a { color: var(--v-text); text-decoration: underline; text-underline-offset: 2px; }
.u-body code { font-family: var(--mono); font-size: 0.88em; background: var(--s3); border: 1px solid var(--border); border-radius: 10px; padding: 1px 6px; color: var(--t1); }
.u-body strong { color: var(--t1); font-weight: 590; }

.u-h2 { font-size: 26px; line-height: 1.25; font-weight: 590; color: var(--t1); margin-top: 44px; letter-spacing: -0.01em; }
.u-h3 { font-size: 20px; line-height: 1.3; font-weight: 590; color: var(--t1); margin-top: 32px; }

.u-ul, .u-ol { margin: 0; padding-left: 22px; display: grid; gap: 8px; }
.u-ul li::marker { color: var(--t4); }
.u-ol li::marker { color: var(--t3); font-variant-numeric: tabular-nums; }

.u-fig { margin: 32px 0; }
.u-fig img, .u-fig video {
  display: block; width: 100%; height: auto;
  border-radius: 16px; border: 1px solid var(--border); background: var(--s3);
}
.u-fig figcaption { color: var(--t3); font-size: 13px; line-height: 1.6; margin-top: 10px; }
.u-embed { position: relative; }
.u-embed iframe { display: block; width: 100%; aspect-ratio: 16 / 9; border: 1px solid var(--border); border-radius: 16px; }

.u-quote { margin: 32px 0; padding: 4px 0 4px 20px; border-left: 2px solid var(--v); }
.u-quote p { margin: 0; font-size: 19px; line-height: 1.6; color: var(--t1); }
.u-quote cite { display: block; margin-top: 10px; color: var(--t3); font-size: 14px; font-style: normal; }

.u-callout-body { color: var(--t2); font-size: 15px; line-height: 1.65; }
.u-hr { border: 0; border-top: 1px solid var(--border); margin: 40px 0; }
.u-cta { margin: 36px 0; }
.u-cta a { text-decoration: none; }

.u-cite { font-size: 11px; line-height: 0; vertical-align: super; margin-left: 1px; }
.u-cite a { color: var(--v-text); text-decoration: none; font-variant-numeric: tabular-nums; }
.u-cite a:hover { text-decoration: underline; }

.u-refs { max-width: 720px; margin: 48px auto 0; padding-top: 8px; border-top: 1px solid var(--border); }
.u-reflist { margin: 16px 0 0; padding-left: 22px; display: grid; gap: 10px; color: var(--t2); font-size: 14px; line-height: 1.6; }
.u-reflist a { color: var(--v-text); }
.u-backref { margin-left: 6px; color: var(--t4); text-decoration: none; }

.u-byline { margin-top: 40px; color: var(--t3); font-size: 14px; }

.u-pager { max-width: 880px; margin: 48px auto 0; display: grid; gap: 16px; }
@media (min-width: 720px) { .u-pager { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } }
.u-pagelink { display: grid; gap: 6px; padding: 20px; text-decoration: none; color: inherit; }
.u-pagelink--next { text-align: right; }
.u-pagelabel { color: var(--t3); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; }
.u-pagetitle { color: var(--t1); font-size: 16px; font-weight: 510; line-height: 1.4; }
.u-pagelink:hover .u-pagetitle { color: var(--v-text); }

@media (max-width: 560px) {
  .u-h1 { font-size: 30px; }
  .u-h2 { font-size: 22px; }
  .u-body { font-size: 16px; }
  .u-nav a:not(.btn) { display: none; }
}


/* ------------------------------------------------- product screenshots */
/* Portrait app screens are never cropped and never stretched. They sit at
   their own aspect ratio on a tinted panel, side by side, and stack on
   narrow viewports. */

.u-screens { margin: 32px 0; }
.u-screenrow {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-end;
  gap: 20px;
  padding: 28px 20px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: var(--s3);
}
.u-screen { display: block; flex: 0 1 200px; max-width: 240px; }
.u-screen img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--s2);
}
.u-hero--screens { border: 0; background: none; border-radius: 0; overflow: visible; }
.u-hero--screens .u-screenrow { padding: 32px 20px; }

@media (max-width: 560px) {
  .u-screenrow { gap: 12px; padding: 20px 12px; }
  .u-screen { flex: 0 1 128px; }
}


/* ------------------------------------------------------ language picker */
/* Flags mirror the app's LanguagePicker. Built on <details> so it opens
   without JavaScript and every option stays a real, crawlable link. */

.u-flag {
  display: block; width: 20px; height: 15px;
  border-radius: 4px;
  object-fit: cover;
  border: 1px solid var(--border);
}
.u-globe { display: block; width: 16px; height: 16px; color: var(--t3); }

.u-lang { position: relative; }
.u-lang > summary::-webkit-details-marker { display: none; }
.u-langbtn {
  display: flex; align-items: center; gap: 8px;
  height: 34px; padding: 0 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--s3);
  color: var(--t2);
  font-size: 14px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.u-langbtn:hover { color: var(--t1); border-color: var(--border-strong); }
.u-chev { width: 14px; height: 14px; color: var(--t3); transition: transform .15s var(--ease, ease); }
.u-lang[open] .u-chev { transform: rotate(180deg); }

.u-langmenu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 30;
  min-width: 200px;
  max-height: 60vh;
  max-height: 60dvh;
  overflow-y: auto;
  padding: 6px;
  display: grid;
  gap: 2px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--s2);
  box-shadow: var(--shadow-menu);
}
.u-langopt {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--t2);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
}
.u-langopt:hover { background: var(--s3); color: var(--t1); }
.u-langopt.is-on { color: var(--t1); }
.u-langopt .u-check { width: 15px; height: 15px; margin-left: auto; color: var(--v-text); }

@media (max-width: 560px) {
  .u-langname { display: none; }
  .u-langbtn { padding: 0 8px; }
}