.technical-term {
  appearance: none;
  display: inline;
  margin: 0;
  padding: 0 0.08em;
  border: 0;
  border-bottom: 1px dotted color-mix(in srgb, var(--accent) 78%, transparent);
  border-radius: 2px;
  color: color-mix(in srgb, var(--accent) 76%, var(--text));
  background: transparent;
  font: inherit;
  font-weight: inherit;
  line-height: inherit;
  text-align: inherit;
  text-shadow: 0 0 13px color-mix(in srgb, var(--accent) 28%, transparent);
  cursor: help;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease, text-shadow 160ms ease;
}

.technical-term:hover,
.technical-term:focus-visible,
.technical-term[aria-expanded="true"] {
  color: var(--text);
  border-bottom-color: var(--accent-2);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  text-shadow: 0 0 18px color-mix(in srgb, var(--accent) 48%, transparent);
}

.technical-term:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.term-popover {
  --popover-left: 16px;
  --popover-top: 16px;
  position: absolute;
  z-index: 1600;
  top: var(--popover-top);
  left: var(--popover-left);
  width: min(360px, calc(100vw - 32px));
  padding: 18px 44px 18px 18px;
  border: 1px solid color-mix(in srgb, var(--accent) 48%, var(--border));
  border-radius: 12px;
  color: var(--text);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 9%, transparent), transparent 48%),
    rgb(9 24 30 / 0.98);
  box-shadow: 0 24px 70px rgb(0 0 0 / 0.48), inset 0 1px rgb(255 255 255 / 0.08);
  backdrop-filter: blur(18px) saturate(125%);
}

.term-popover[hidden] {
  display: none;
}

.term-popover-title {
  margin: 0 0 8px;
  color: var(--accent-2);
  font-family: Manrope, Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 1.05rem;
  font-weight: 780;
  line-height: 1.25;
}

.term-popover-definition,
.term-popover-impact {
  margin: 0;
  color: var(--text);
  font-size: 0.93rem;
  line-height: 1.55;
}

.term-popover-impact {
  margin-top: 10px;
  color: var(--muted);
}

.term-popover-impact strong {
  color: var(--text);
}

.term-popover-close {
  position: absolute;
  top: 9px;
  right: 9px;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  background: rgb(255 255 255 / 0.045);
  font: 700 1.15rem/1 system-ui, sans-serif;
}

.term-popover-close:hover,
.term-popover-close:focus-visible {
  color: var(--text);
  border-color: var(--accent);
}

@media (width <= 640px) {
  .term-popover {
    position: fixed;
    top: auto;
    right: 14px;
    bottom: 14px;
    left: 14px;
    width: auto;
    max-height: min(52dvh, 420px);
    overflow-y: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .technical-term {
    transition: none;
  }
}

@supports not (color: color-mix(in srgb, white, black)) {
  .technical-term {
    color: var(--accent);
    border-bottom-color: var(--accent);
  }

  .term-popover {
    border-color: var(--accent-dark);
  }
}

.glossary-launcher {
  position: fixed;
  z-index: 1450;
  right: 18px;
  bottom: 18px;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid color-mix(in srgb, var(--accent) 58%, var(--border));
  border-radius: 8px;
  color: var(--text);
  background: rgb(9 24 30 / 0.94);
  box-shadow: 0 14px 38px rgb(0 0 0 / 0.34), inset 0 1px rgb(255 255 255 / 0.08);
  backdrop-filter: blur(16px) saturate(125%);
  font-weight: 760;
}

.glossary-launcher:hover,
.glossary-launcher:focus-visible,
.glossary-launcher[aria-expanded="true"] {
  color: var(--text-dark);
  background: var(--accent);
}

.glossary-drawer {
  position: fixed;
  z-index: 1500;
  right: 18px;
  bottom: 74px;
  width: min(680px, calc(100vw - 36px));
  max-height: min(72dvh, 650px);
  padding: 22px;
  overflow: auto;
  border: 1px solid color-mix(in srgb, var(--accent) 48%, var(--border));
  border-radius: 12px;
  color: var(--text);
  background: rgb(9 24 30 / 0.985);
  box-shadow: 0 30px 90px rgb(0 0 0 / 0.56), inset 0 1px rgb(255 255 255 / 0.08);
}

.glossary-drawer-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
}

.glossary-drawer-head span {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 760;
}

.glossary-drawer-head h2 {
  margin: 4px 0 0;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.glossary-drawer-close {
  flex: none;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  background: rgb(255 255 255 / 0.045);
  font-size: 1.3rem;
}

.glossary-search-label {
  display: block;
  margin-top: 20px;
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 700;
}

.glossary-search {
  width: 100%;
  min-height: 44px;
  margin-top: 7px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  background: rgb(255 255 255 / 0.055);
}

.glossary-search::placeholder { color: color-mix(in srgb, var(--muted) 82%, transparent); }
.glossary-search:focus { border-color: var(--accent); outline: 2px solid color-mix(in srgb, var(--accent) 42%, transparent); }

.glossary-drawer-layout {
  display: grid;
  grid-template-columns: minmax(150px, 0.72fr) minmax(0, 1.28fr);
  gap: 18px;
  margin-top: 18px;
}

.glossary-term-list {
  display: grid;
  align-content: start;
  gap: 6px;
  max-height: 360px;
  overflow: auto;
}

.glossary-term-list button {
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  text-align: left;
}

.glossary-term-list button:hover,
.glossary-term-list button.is-active {
  border-color: var(--border);
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 11%, transparent);
}

.glossary-term-detail {
  min-height: 190px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 9%, transparent), rgb(255 255 255 / 0.025));
}

.glossary-term-detail h3 { margin: 0 0 12px; color: var(--accent-2); font-size: 1.25rem; }
.glossary-term-detail p { margin: 0; color: var(--text); line-height: 1.58; }
.glossary-term-detail p + p { margin-top: 12px; color: var(--muted); }
.glossary-term-detail strong { color: var(--text); }

@media (width <= 640px) {
  .glossary-launcher { right: 14px; bottom: 14px; }
  .glossary-drawer { right: 14px; bottom: 68px; width: calc(100vw - 28px); padding: 18px; }
  .glossary-drawer-layout { grid-template-columns: 1fr; }
  .glossary-term-list { grid-template-columns: repeat(2, minmax(0, 1fr)); max-height: 180px; }
  .glossary-term-detail { min-height: 0; }
}

/* Visual pauses used inside long technical guides. */
.article-visual-anchor {
  margin: clamp(34px, 6vw, 68px) 0 clamp(38px, 6vw, 72px);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(145deg, rgb(255 255 255 / 0.045), rgb(255 255 255 / 0.018));
  box-shadow: 0 24px 70px rgb(0 0 0 / 0.22), inset 0 1px rgb(255 255 255 / 0.045);
}

.article-visual-anchor > img {
  display: block;
  width: 100%;
  max-height: 620px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.article-visual-anchor figcaption {
  margin: 0;
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.article-visual-anchor-oled-overlay {
  width: 100%;
}

.article-visual-anchor-oled-overlay .article-visual-crop {
  aspect-ratio: 2 / 1;
  overflow: hidden;
  background: #09161c;
}

.article-visual-anchor-oled-overlay .article-visual-crop > img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center center;
}

.article-visual-diagram > img {
  padding: clamp(14px, 3vw, 30px);
  background: #09161c;
  object-fit: contain;
}

.article-visual-triptych {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.article-visual-triptych > div {
  position: relative;
  min-width: 0;
  background: #0a151a;
}

.article-visual-triptych > div + div { border-left: 1px solid var(--border); }

.article-visual-triptych > div img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  padding: 18px;
  object-fit: contain;
}

.article-visual-triptych > div span {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  background: rgb(7 16 20 / 0.91);
  font-size: 0.78rem;
  font-weight: 760;
}

.article-visual-triptych figcaption { grid-column: 1 / -1; }

@media (width <= 760px) {
  .article-visual-anchor { margin-block: 30px 38px; }
  .article-visual-triptych { grid-template-columns: 1fr; }
  .article-visual-triptych > div + div { border-top: 1px solid var(--border); border-left: 0; }
  .article-visual-triptych > div img { min-height: 190px; }
  .article-visual-triptych figcaption { grid-column: auto; }
}

.article-reading-map {
  display: grid;
  grid-template-columns: minmax(180px, 0.58fr) minmax(0, 1.42fr);
  gap: clamp(22px, 4vw, 54px);
  margin: 30px 0 clamp(42px, 7vw, 78px);
  padding: clamp(22px, 3.5vw, 38px);
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, transparent), rgb(255 255 255 / 0.025));
}

.article-reading-map > div > span {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 760;
}

.article-reading-map h2 {
  margin: 7px 0 0 !important;
  font-size: clamp(1.65rem, 3vw, 2.5rem);
}

.article-reading-map ol {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 20px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: guide-item;
}

.article-reading-map li { counter-increment: guide-item; }

.article-reading-map a {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  min-height: 44px;
  padding: 9px 4px;
  border-bottom: 1px solid rgb(178 222 230 / 0.12);
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
}

.article-reading-map a::before {
  content: counter(guide-item, decimal-leading-zero);
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
}

.article-reading-map a:hover,
.article-reading-map a:focus-visible { color: var(--text); }

@media (width <= 760px) {
  .article-reading-map { grid-template-columns: 1fr; gap: 18px; margin-bottom: 42px; }
  .article-reading-map ol { grid-template-columns: 1fr; }
}