/* Wusanle AI news daily brief. */

.page-ai-news {
  --content-max: 1180px;
  min-height: 100vh;
  color: var(--vg-ink);
}

.page-ai-news *,
.page-ai-news *::before,
.page-ai-news *::after {
  box-sizing: border-box;
}

.page-ai-news::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 12% 18%, rgba(117, 197, 185, 0.24), transparent 26%),
    radial-gradient(circle at 86% 12%, rgba(238, 169, 116, 0.18), transparent 28%),
    linear-gradient(135deg, rgba(243, 250, 250, 0.94), rgba(236, 242, 249, 0.88));
}

html[data-theme="dark"] .page-ai-news::before {
  background:
    radial-gradient(circle at 12% 16%, rgba(86, 188, 177, 0.18), transparent 28%),
    radial-gradient(circle at 88% 10%, rgba(154, 130, 230, 0.18), transparent 26%),
    linear-gradient(135deg, #071014, #101827 54%, #151326);
}

.ai-news-page {
  width: min(var(--content-max), calc(100% - 36px));
  margin: 0 auto;
  padding: 112px 0 88px;
}

.ai-news-hero,
.ai-news-control,
.ai-news-brief,
.news-card {
  position: relative;
  border: 1px solid var(--vg-line);
  background: var(--vg-glass);
  box-shadow: var(--vg-shadow);
}

.ai-news-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
  gap: clamp(22px, 4vw, 48px);
  align-items: end;
  overflow: hidden;
  min-height: 330px;
  padding: clamp(34px, 6vw, 68px);
  border-radius: 42px;
}

.ai-news-hero::after {
  content: "WUSANLE / AI SIGNAL";
  position: absolute;
  right: clamp(24px, 5vw, 54px);
  top: clamp(22px, 4vw, 42px);
  color: var(--vg-muted);
  font: 700 10px/1 var(--vg-font-data);
  letter-spacing: 0.18em;
}

.ai-news-hero .liquid-warp,
.ai-news-brief .liquid-warp {
  background:
    radial-gradient(circle at var(--liquid-x) var(--liquid-y), rgba(255, 255, 255, 0.54), transparent 27%),
    linear-gradient(135deg, rgba(154, 225, 218, 0.25), rgba(139, 132, 232, 0.11) 62%, rgba(238, 169, 116, 0.12)),
    var(--vg-glass);
}

html[data-theme="dark"] .ai-news-hero .liquid-warp,
html[data-theme="dark"] .ai-news-brief .liquid-warp {
  background:
    radial-gradient(circle at var(--liquid-x) var(--liquid-y), rgba(183, 237, 231, 0.17), transparent 28%),
    linear-gradient(135deg, rgba(61, 119, 127, 0.32), rgba(139, 132, 232, 0.13) 68%, rgba(238, 169, 116, 0.08)),
    var(--vg-glass);
}

.ai-news-hero-copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.page-ai-news .eyebrow {
  margin: 0 0 14px;
  color: var(--vg-muted);
  font: 800 11px/1.2 var(--vg-font-data);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.ai-news-hero h1 {
  max-width: 720px;
  margin: 0;
  color: var(--vg-ink);
  font-size: clamp(48px, 8vw, 92px);
  line-height: 0.96;
}

.ai-news-lede {
  max-width: 660px;
  margin: 22px 0 0;
  color: var(--vg-muted);
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 540;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.ai-news-radar {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 12px;
  margin: 0;
}

.ai-news-radar div {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  align-items: center;
  min-height: 58px;
  padding: 12px 16px;
  border: 1px solid var(--vg-line-soft);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.16);
}

.ai-news-radar dt {
  color: var(--vg-muted);
  font: 800 10px/1 var(--vg-font-data);
  letter-spacing: 0.12em;
}

.ai-news-radar dd {
  margin: 0;
  color: var(--vg-ink);
  font: 760 18px/1.2 var(--vg-font-data);
  text-align: right;
}

.ai-news-control {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(220px, auto) minmax(0, 1.6fr);
  gap: 18px;
  align-items: center;
  margin: 20px 0;
  padding: 18px;
  border-radius: 28px;
}

.ai-news-control > * {
  min-width: 0;
}

.ai-news-status {
  color: var(--vg-muted);
  font-size: 14px;
  line-height: 1.6;
}

.ai-region-filters,
.ai-news-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  justify-content: flex-end;
}

.ai-region-filters button,
.ai-news-filters button {
  min-height: 44px;
  border: 1px solid var(--vg-line-soft);
  border-radius: 999px;
  padding: 0 15px;
  background: rgba(255, 255, 255, 0.16);
  color: var(--vg-ink);
  font: 700 13px/1 var(--vg-font-data);
  cursor: pointer;
}

.ai-region-filters button:hover,
.ai-region-filters button:focus-visible,
.ai-region-filters button.is-active,
.ai-news-filters button:hover,
.ai-news-filters button:focus-visible,
.ai-news-filters button.is-active {
  border-color: color-mix(in srgb, var(--vg-teal) 54%, var(--vg-line));
  background: color-mix(in srgb, var(--vg-teal) 18%, transparent);
}

.ai-news-insights {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 0 0 20px;
}

.insight-panel {
  position: relative;
  display: grid;
  gap: 8px;
  min-height: 112px;
  padding: 20px;
  overflow: hidden;
  border: 1px solid var(--vg-line);
  border-radius: 28px;
  background: var(--vg-glass);
  box-shadow: var(--vg-shadow);
}

.insight-panel .liquid-warp {
  background:
    radial-gradient(circle at var(--liquid-x) var(--liquid-y), rgba(255, 255, 255, 0.45), transparent 30%),
    linear-gradient(135deg, rgba(117, 197, 185, 0.18), rgba(238, 169, 116, 0.11)),
    var(--vg-glass);
}

.insight-panel span,
.source-panel li span,
.source-panel li em {
  position: relative;
  z-index: 1;
  color: var(--vg-muted);
  font: 760 11px/1.4 var(--vg-font-data);
  letter-spacing: 0.06em;
}

.insight-panel strong {
  position: relative;
  z-index: 1;
  color: var(--vg-ink);
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.05;
}

.insight-wide strong {
  font-size: clamp(18px, 2.2vw, 26px);
  line-height: 1.18;
}

.ai-news-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.42fr);
  gap: 20px;
  align-items: start;
}

.ai-news-brief {
  overflow: hidden;
  position: sticky;
  top: 96px;
  padding: 24px;
  border-radius: 32px;
}

.ai-news-brief h2 {
  margin: 0 0 20px;
  font-size: clamp(24px, 3vw, 34px);
}

.top-news-list {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.top-news-list li {
  display: grid;
  gap: 7px;
  padding: 14px 0 14px 18px;
  border-left: 2px solid color-mix(in srgb, var(--vg-teal) 56%, transparent);
}

.top-news-list a {
  color: var(--vg-ink);
  font-weight: 760;
  line-height: 1.45;
  text-decoration: none;
}

.top-news-list span {
  color: var(--vg-muted);
  font-size: 12px;
}

.source-panel {
  position: relative;
  z-index: 1;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--vg-line-soft);
}

.source-panel h3 {
  margin: 0 0 12px;
  color: var(--vg-ink);
  font-size: 16px;
}

.source-panel ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.source-panel li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--vg-line-soft);
}

.source-panel li:last-child {
  border-bottom: 0;
}

.source-panel a,
.source-panel strong {
  min-width: 0;
  color: var(--vg-ink);
  font-weight: 760;
  text-decoration: none;
}

.source-panel li span {
  grid-column: 1 / -1;
  letter-spacing: 0;
}

.source-panel li em {
  padding: 3px 8px;
  border: 1px solid var(--vg-line-soft);
  border-radius: 999px;
  font-style: normal;
}

.ai-news-feed {
  display: grid;
  gap: 14px;
}

.news-card {
  display: grid;
  gap: 12px;
  min-width: 0;
  padding: clamp(18px, 3vw, 26px);
  border-radius: 28px;
  overflow: hidden;
}

.news-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--card-accent, var(--vg-teal)) 18%, transparent), transparent 42%),
    radial-gradient(circle at 94% 18%, color-mix(in srgb, var(--card-accent, var(--vg-teal)) 20%, transparent), transparent 24%);
  opacity: 0.7;
}

.news-card > * {
  position: relative;
  z-index: 1;
}

.news-card[data-category="research"] { --card-accent: #8b84e8; }
.news-card[data-category="tooling"] { --card-accent: #69b9d0; }
.news-card[data-category="industry"] { --card-accent: #eea974; }
.news-card[data-category="infrastructure"] { --card-accent: #75c5b9; }
.news-card[data-category="product"] { --card-accent: #c88ed9; }
.news-card[data-category="robotics"] { --card-accent: #74c69d; }
.news-card[data-category="mobility"] { --card-accent: #f4a261; }
.news-card[data-category="finance"] { --card-accent: #e9c46a; }
.news-card[data-category="policy"] { --card-accent: #90a4d4; }

.news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--vg-muted);
  font: 750 12px/1.2 var(--vg-font-data);
}

.news-pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--vg-line-soft);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
}

.news-region {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid color-mix(in srgb, var(--card-accent, var(--vg-teal)) 42%, var(--vg-line-soft));
  border-radius: 999px;
  background: color-mix(in srgb, var(--card-accent, var(--vg-teal)) 12%, transparent);
  color: var(--vg-ink);
}

.news-card h3 {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.22;
}

.news-card h3 a {
  color: var(--vg-ink);
  text-decoration: none;
}

.news-card h3 a:hover,
.news-card h3 a:focus-visible,
.top-news-list a:hover,
.top-news-list a:focus-visible {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.news-summary {
  margin: 0;
  color: var(--vg-muted);
  font-size: 15px;
  line-height: 1.72;
}

.news-foot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.news-score {
  color: var(--vg-muted);
  font: 750 12px/1 var(--vg-font-data);
}

.news-keywords {
  color: var(--vg-muted);
  font: 750 12px/1.35 var(--vg-font-data);
}

.news-open {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 15px;
  border: 1px solid var(--vg-line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--card-accent, var(--vg-teal)) 14%, transparent);
  color: var(--vg-ink);
  font-weight: 760;
  text-decoration: none;
}

.ai-news-empty {
  display: grid;
  gap: 8px;
  padding: 28px;
  border: 1px solid var(--vg-line);
  border-radius: 28px;
  background: var(--vg-glass);
  color: var(--vg-muted);
}

.ai-news-empty strong {
  color: var(--vg-ink);
}

@media (max-width: 900px) {
  .ai-news-page {
    width: min(calc(100% - 28px), var(--content-max));
    padding-top: 92px;
  }

  .ai-news-hero,
  .ai-news-control,
  .ai-news-insights,
  .ai-news-grid {
    grid-template-columns: 1fr;
  }

  .ai-news-hero {
    min-height: 0;
    border-radius: 34px;
  }

  .ai-news-control {
    border-radius: 24px;
  }

  .ai-region-filters,
  .ai-news-filters {
    display: grid;
    width: 100%;
    min-width: 0;
    justify-content: stretch;
  }

  .ai-region-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-news-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-region-filters button,
  .ai-news-filters button {
    width: 100%;
    min-width: 0;
    padding-inline: 12px;
    font-size: 12px;
  }

  .ai-news-brief {
    position: relative;
    top: auto;
  }
}

@media (max-width: 560px) {
  .ai-news-page {
    width: min(calc(100% - 24px), var(--content-max));
    padding-bottom: 72px;
  }

  .ai-news-hero,
  .ai-news-brief,
  .news-card {
    border-radius: 26px;
  }

  .ai-news-hero {
    padding: 30px 22px;
  }

  .ai-news-lede {
    width: min(100%, 18em);
    font-size: 15px;
  }

  .ai-news-hero::after {
    position: static;
    display: block;
    margin-bottom: 18px;
    order: -1;
  }

  .ai-news-radar div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .ai-news-radar dd {
    text-align: left;
    font-size: 17px;
  }

  .news-foot {
    align-items: stretch;
    flex-direction: column;
  }

  .news-open {
    justify-content: center;
  }
}