:root {
  --r1ux0w-void: #0a1016;
  --r1ux0w-ink: #0e1419;
  --r1ux0w-panel: #152029;
  --r1ux0w-steel: #1a2430;
  --r1ux0w-mist: #e6edf2;
  --r1ux0w-mute: #8fa0b0;
  --r1ux0w-amber: #e8a317;
  --r1ux0w-amber-soft: #f0c15a;
  --r1ux0w-cyan: #3d8b9e;
  --r1ux0w-line: rgba(61, 139, 158, 0.35);
  --r1ux0w-line-soft: rgba(230, 237, 242, 0.12);
  --r1ux0w-max: 1120px;
  --r1ux0w-ease: cubic-bezier(0.2, 0.85, 0.25, 1);
  --r1ux0w-display: "Bahnschrift Condensed", "Segoe UI Condensed", "DIN Alternate", "PingFang SC", "Microsoft YaHei", sans-serif;
  --r1ux0w-sans: "Segoe UI Variable Text", "Segoe UI", "PingFang SC", "Microsoft YaHei UI", sans-serif;
  --r1ux0w-mono: "Cascadia Mono", "Consolas", "Segoe UI Mono", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.r1ux0w-body {
  margin: 0;
  color: var(--r1ux0w-mist);
  background:
    radial-gradient(900px 480px at 88% -12%, rgba(61, 139, 158, 0.16), transparent 55%),
    radial-gradient(700px 360px at 8% 18%, rgba(232, 163, 23, 0.08), transparent 50%),
    linear-gradient(180deg, var(--r1ux0w-void) 0%, var(--r1ux0w-ink) 42%, #0c1218 100%);
  font-family: var(--r1ux0w-sans);
  line-height: 1.65;
  font-size: 16px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.r1ux0w-skip {
  position: absolute; left: -999px; top: 0;
  background: #fff; color: #111; padding: 0.5rem 1rem;
  z-index: 100;
}
.r1ux0w-skip:focus { left: 0.75rem; top: 0.75rem; }

.r1ux0w-wrap {
  width: min(100% - 2rem, var(--r1ux0w-max));
  margin: 0 auto;
}

/* top */
.r1ux0w-top {
  position: fixed; inset: 0 0 auto;
  z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.2rem;
  background: rgba(10, 16, 22, 0.45);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: background 0.3s var(--r1ux0w-ease), border-color 0.3s;
}
.r1ux0w-top.is-solid {
  background: rgba(10, 16, 22, 0.92);
  border-bottom-color: var(--r1ux0w-line-soft);
}
.r1ux0w-logo {
  font-family: var(--r1ux0w-display);
  font-size: 1.35rem;
  letter-spacing: 0.14em;
  color: var(--r1ux0w-mist);
}
.r1ux0w-logo em {
  margin-left: 0.45rem;
  font-style: normal;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--r1ux0w-amber);
  vertical-align: 0.15em;
}
.r1ux0w-links {
  display: flex; flex-wrap: wrap; gap: 0.15rem 1.05rem;
  align-items: center;
}
.r1ux0w-links a {
  color: var(--r1ux0w-mute);
  font-size: 0.92rem;
  position: relative;
}
.r1ux0w-links a::after {
  content: "";
  position: absolute; left: 0; right: 100%; bottom: -0.25rem;
  height: 1px; background: var(--r1ux0w-amber);
  transition: right 0.28s var(--r1ux0w-ease);
}
.r1ux0w-links a:hover { color: var(--r1ux0w-mist); }
.r1ux0w-links a:hover::after,
.r1ux0w-links a[aria-current="page"]::after { right: 0; }
.r1ux0w-links a[aria-current="page"] { color: var(--r1ux0w-amber-soft); }
.r1ux0w-burger {
  display: none;
  border: 1px solid var(--r1ux0w-line);
  background: transparent;
  color: var(--r1ux0w-mist);
  padding: 0.4rem 0.7rem;
  cursor: pointer;
}

/* mast / hero */
.r1ux0w-mast {
  position: relative;
  min-height: min(94vh, 880px);
  display: grid;
  align-items: center;
  padding: 7rem 0 5.5rem;
  overflow: hidden;
}
.r1ux0w-mast-media {
  position: absolute; inset: 0;
  background: url("img/hero.jpg") center / cover no-repeat;
  transform: scale(1.03);
  transition: transform 0.55s var(--r1ux0w-ease);
}
.r1ux0w-mast-veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(115deg, rgba(8, 12, 18, 0.88) 8%, rgba(8, 12, 18, 0.55) 46%, rgba(8, 12, 18, 0.28) 100%),
    linear-gradient(180deg, rgba(8, 12, 18, 0.35) 0%, transparent 28%, rgba(8, 12, 18, 0.55) 100%);
  pointer-events: none;
}
.r1ux0w-mast-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(61, 139, 158, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 139, 158, 0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  opacity: 0.45;
  mask-image: linear-gradient(180deg, #000 20%, transparent 80%);
  z-index: 1;
}
.r1ux0w-mast-shell {
  position: relative;
  z-index: 2;
  width: min(100% - 2rem, var(--r1ux0w-max));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(11rem, 0.55fr);
  gap: 1.5rem 2rem;
  align-items: end;
}
.r1ux0w-mast-copy {
  padding: 1.45rem 1.5rem 1.55rem;
  background: rgba(10, 16, 22, 0.58);
  border: 1px solid rgba(232, 163, 23, 0.28);
  border-left: 3px solid var(--r1ux0w-amber);
  backdrop-filter: blur(14px);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.28);
}
.r1ux0w-tag {
  margin: 0 0 0.75rem;
  font-family: var(--r1ux0w-mono);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  color: var(--r1ux0w-cyan);
}
.r1ux0w-brand {
  margin: 0;
  font-family: var(--r1ux0w-display);
  font-size: clamp(3.4rem, 10vw, 6.4rem);
  line-height: 0.9;
  letter-spacing: 0.1em;
  color: #f7fafc;
  text-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
}
.r1ux0w-mast-line {
  margin: 1rem 0 0;
  max-width: 34rem;
  font-size: 1.06rem;
  line-height: 1.7;
  color: rgba(230, 237, 242, 0.9);
}
.r1ux0w-cta {
  display: flex; flex-wrap: wrap; gap: 0.7rem;
  margin-top: 1.4rem;
}
.r1ux0w-mast-ticks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}
.r1ux0w-mast-ticks a {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.55rem;
  align-items: center;
  padding: 0.7rem 0.85rem;
  background: rgba(14, 20, 25, 0.72);
  border: 1px solid rgba(61, 139, 158, 0.28);
  border-left: 2px solid var(--r1ux0w-amber);
  backdrop-filter: blur(10px);
  transition: border-color 0.25s, transform 0.25s var(--r1ux0w-ease), background 0.25s;
}
.r1ux0w-mast-ticks a:hover {
  transform: translateX(-3px);
  border-color: rgba(232, 163, 23, 0.55);
  background: rgba(21, 32, 41, 0.88);
}
.r1ux0w-mast-ticks b {
  font-family: var(--r1ux0w-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--r1ux0w-amber);
  font-weight: 600;
}
.r1ux0w-mast-ticks span {
  font-size: 0.9rem;
  color: var(--r1ux0w-mist);
  letter-spacing: 0.08em;
}
.r1ux0w-scrollcue {
  position: absolute;
  left: 50%;
  bottom: 1.4rem;
  z-index: 3;
  width: 1.6rem;
  height: 2.4rem;
  margin-left: -0.8rem;
  border: 1px solid rgba(230, 237, 242, 0.35);
  border-radius: 999px;
  display: grid;
  place-items: start center;
  padding-top: 0.4rem;
}
.r1ux0w-scrollcue i {
  width: 0.28rem;
  height: 0.28rem;
  border-radius: 50%;
  background: var(--r1ux0w-amber);
  animation: r1ux0w-cue 1.6s var(--r1ux0w-ease) infinite;
}
@keyframes r1ux0w-cue {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

.r1ux0w-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.78rem 1.2rem;
  border: 1px solid transparent;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  transition: transform 0.22s var(--r1ux0w-ease), background 0.22s, border-color 0.22s, box-shadow 0.22s;
}
.r1ux0w-btn:hover { transform: translateY(-2px); }
.r1ux0w-btn-main {
  background: linear-gradient(135deg, var(--r1ux0w-amber), #c4840f);
  color: #16110a;
  font-weight: 650;
  box-shadow: 0 10px 24px rgba(232, 163, 23, 0.22);
}
.r1ux0w-btn-ghost {
  background: rgba(10, 16, 22, 0.35);
  border-color: rgba(232, 163, 23, 0.5);
  color: var(--r1ux0w-amber-soft);
}
.r1ux0w-btn-ghost:hover { border-color: var(--r1ux0w-amber); background: rgba(232, 163, 23, 0.08); }
.r1ux0w-btn-ink {
  background: #173a4a;
  border-color: #173a4a;
  color: #e6edf2;
}
.r1ux0w-btn-ink:hover { background: #1f4d60; }

/* bands */
.r1ux0w-band { padding: 4.6rem 0; }
.r1ux0w-band-ink {
  background:
    linear-gradient(180deg, rgba(21, 32, 41, 0.7), rgba(14, 20, 25, 0.25));
  border-block: 1px solid var(--r1ux0w-line-soft);
}
.r1ux0w-band-sheet {
  background:
    radial-gradient(700px 280px at 12% 0%, rgba(232, 163, 23, 0.08), transparent 60%),
    rgba(18, 26, 34, 0.55);
}
.r1ux0w-band-head { margin-bottom: 1.7rem; }
.r1ux0w-kicker {
  margin: 0 0 0.5rem;
  font-family: var(--r1ux0w-mono);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  color: var(--r1ux0w-amber);
}
.r1ux0w-h2 {
  margin: 0;
  font-family: var(--r1ux0w-display);
  font-size: clamp(1.6rem, 3.1vw, 2.25rem);
  letter-spacing: 0.06em;
  color: #f1f5f8;
}
.r1ux0w-lead {
  margin: 0.75rem 0 0;
  max-width: 38rem;
  color: var(--r1ux0w-mute);
}

/* plant */
.r1ux0w-plant {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: 1.7rem 2.1rem;
  align-items: stretch;
}
.r1ux0w-plant-shot {
  position: relative;
  margin: 0;
  aspect-ratio: 9 / 7;
  border: 1px solid var(--r1ux0w-line);
  background: var(--r1ux0w-panel);
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
}
.r1ux0w-plant-shot::before {
  content: "";
  position: absolute; inset: 0.7rem;
  border: 1px solid rgba(232, 163, 23, 0.35);
  pointer-events: none;
  z-index: 1;
}
.r1ux0w-plant-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s var(--r1ux0w-ease);
}
.r1ux0w-plant-shot:hover img { transform: scale(1.04); }
.r1ux0w-plant-shot figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
  margin: 0;
  padding: 0.7rem 0.95rem;
  font-family: var(--r1ux0w-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: #f0c15a;
  background: linear-gradient(180deg, transparent, rgba(8, 12, 18, 0.88));
}
.r1ux0w-plant-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0.2rem 0;
}
.r1ux0w-plant-copy p { margin: 0 0 1rem; color: rgba(230, 237, 242, 0.9); max-width: 40rem; }
.r1ux0w-plant-copy a { color: var(--r1ux0w-amber-soft); text-decoration: underline; text-underline-offset: 0.15em; }
.r1ux0w-stamp {
  display: grid;
  gap: 0.55rem;
  margin: 1.3rem 0 0;
  padding: 0;
}
.r1ux0w-stamp > div {
  display: grid;
  grid-template-columns: 4.2rem 1fr;
  gap: 0.85rem;
  padding: 0.85rem 0.95rem;
  background: rgba(14, 20, 25, 0.55);
  border: 1px solid var(--r1ux0w-line-soft);
  border-left: 2px solid var(--r1ux0w-cyan);
}
.r1ux0w-stamp dt {
  margin: 0;
  font-family: var(--r1ux0w-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--r1ux0w-amber);
  align-self: center;
}
.r1ux0w-stamp dd { margin: 0; color: var(--r1ux0w-mute); }

/* duty matrix */
.r1ux0w-duty {
  display: grid;
  gap: 0;
  border: 1px solid var(--r1ux0w-line);
  background: rgba(10, 16, 22, 0.55);
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
}
.r1ux0w-duty-row {
  display: grid;
  grid-template-columns: 0.95fr 1.45fr 0.9fr;
  gap: 0.85rem;
  padding: 1.05rem 1.15rem;
  border-bottom: 1px solid var(--r1ux0w-line-soft);
  align-items: center;
  transition: background 0.25s;
}
.r1ux0w-duty-row:last-child { border-bottom: 0; }
.r1ux0w-duty-row:not(.r1ux0w-duty-head):hover {
  background: rgba(61, 139, 158, 0.08);
}
.r1ux0w-duty-head {
  background: linear-gradient(90deg, rgba(61, 139, 158, 0.18), rgba(61, 139, 158, 0.06));
  font-family: var(--r1ux0w-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--r1ux0w-cyan);
  text-transform: uppercase;
}
.r1ux0w-duty-row strong { color: #f1f5f8; letter-spacing: 0.03em; }
.r1ux0w-duty-row a {
  color: var(--r1ux0w-amber-soft);
  font-family: var(--r1ux0w-mono);
  font-size: 0.86rem;
  letter-spacing: 0.04em;
}
.r1ux0w-duty-row a:hover { text-decoration: underline; }

/* route */
.r1ux0w-route {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}
.r1ux0w-route > li {
  margin: 0;
  padding: 1.25rem 1.1rem 1.35rem;
  background: rgba(21, 32, 41, 0.72);
  border: 1px solid var(--r1ux0w-line-soft);
  border-top: 3px solid var(--r1ux0w-amber);
  position: relative;
  min-height: 100%;
  transition: transform 0.25s var(--r1ux0w-ease), border-color 0.25s, box-shadow 0.25s;
}
.r1ux0w-route > li:hover {
  transform: translateY(-4px);
  border-color: rgba(232, 163, 23, 0.4);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.22);
}
.r1ux0w-route > li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 1.55rem;
  right: -0.55rem;
  width: 0.55rem;
  height: 2px;
  background: linear-gradient(90deg, var(--r1ux0w-amber), transparent);
  z-index: 1;
}
.r1ux0w-route-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.3rem;
  height: 1.55rem;
  padding: 0 0.45rem;
  margin-bottom: 0.75rem;
  font-family: var(--r1ux0w-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: #16110a;
  background: var(--r1ux0w-amber);
}
.r1ux0w-route h3 {
  margin: 0 0 0.55rem;
  font-family: var(--r1ux0w-display);
  font-size: 1.18rem;
  letter-spacing: 0.04em;
}
.r1ux0w-route p {
  margin: 0;
  color: var(--r1ux0w-mute);
  font-size: 0.94rem;
  line-height: 1.65;
}
.r1ux0w-route-visual {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: 1.45fr 0.9fr;
  gap: 0.85rem;
}
.r1ux0w-route-schematic,
.r1ux0w-route-filter {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--r1ux0w-line);
  background: var(--r1ux0w-panel);
  aspect-ratio: 16 / 10;
}
.r1ux0w-route-schematic img,
.r1ux0w-route-filter img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--r1ux0w-ease);
}
.r1ux0w-route-schematic:hover img,
.r1ux0w-route-filter:hover img { transform: scale(1.04); }
.r1ux0w-route-filter figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  margin: 0;
  padding: 0.65rem 0.85rem;
  font-family: var(--r1ux0w-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: #f0c15a;
  background: linear-gradient(180deg, transparent, rgba(8, 12, 18, 0.9));
}

/* assay checklist */
.r1ux0w-assay-shell {
  max-width: 48rem;
  padding: 1.5rem 1.4rem 1.55rem;
  background: rgba(10, 16, 22, 0.55);
  border: 1px solid var(--r1ux0w-line);
  border-left: 3px solid var(--r1ux0w-cyan);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
}
.r1ux0w-assay {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}
.r1ux0w-assay li {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding: 0.9rem 1rem;
  background: rgba(21, 32, 41, 0.65);
  border: 1px solid var(--r1ux0w-line-soft);
  transition: border-color 0.25s, background 0.25s;
}
.r1ux0w-assay li:hover {
  border-color: rgba(232, 163, 23, 0.35);
  background: rgba(26, 36, 48, 0.85);
}
.r1ux0w-assay li > span {
  flex: 0 0 1.1rem;
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.18rem;
  border: 1.5px solid var(--r1ux0w-amber);
  background:
    linear-gradient(135deg, transparent 45%, var(--r1ux0w-amber) 45% 55%, transparent 55%);
}
.r1ux0w-note {
  margin: 1.15rem 0 0;
  max-width: 42rem;
  color: var(--r1ux0w-mute);
  font-size: 0.92rem;
}

/* ledger / news home */
.r1ux0w-news-list { list-style: none; margin: 0; padding: 0; }
.r1ux0w-ledger {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.05rem;
}
.r1ux0w-ledger > li {
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
}
.r1ux0w-ledger article {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: #f7fafc;
  color: #1c2430;
  border: 1px solid rgba(230, 237, 242, 0.12);
  overflow: hidden;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.18);
  transition: transform 0.28s var(--r1ux0w-ease), box-shadow 0.28s;
}
.r1ux0w-ledger article:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 36px rgba(0, 0, 0, 0.26);
}
.r1ux0w-news-thumb {
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #0e1419;
}
.r1ux0w-news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--r1ux0w-ease);
}
.r1ux0w-ledger article:hover .r1ux0w-news-thumb img { transform: scale(1.05); }
.r1ux0w-news-meta {
  display: flex; gap: 0.7rem;
  margin: 0;
  padding: 0.95rem 1.1rem 0.3rem;
  font-family: var(--r1ux0w-mono);
  font-size: 0.76rem;
  color: #9a6f12;
}
.r1ux0w-news-title {
  margin: 0;
  padding: 0 1.1rem 0.4rem;
  font-family: var(--r1ux0w-display);
  font-size: 1.1rem;
  letter-spacing: 0.03em;
}
.r1ux0w-news-title a { color: #152033; }
.r1ux0w-news-title a:hover { color: #9a6f12; }
.r1ux0w-news-excerpt {
  margin: 0;
  padding: 0 1.1rem 0.55rem;
  color: #5c6675;
  font-size: 0.92rem;
  flex: 1;
}
.r1ux0w-news-more {
  margin: 0 1.1rem 1.1rem;
  color: #2a6b7a;
  font-size: 0.9rem;
  align-self: flex-start;
  letter-spacing: 0.04em;
}

/* quote */
.r1ux0w-quote {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 1.5rem 2rem;
  align-items: start;
  padding: 1.6rem 1.5rem;
  background: rgba(10, 16, 22, 0.45);
  border: 1px solid var(--r1ux0w-line);
  border-top: 3px solid var(--r1ux0w-amber);
}
.r1ux0w-quote-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}
.r1ux0w-quote-list li {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.75rem;
  align-items: start;
  margin: 0;
  padding: 0.9rem 0.95rem;
  background: rgba(21, 32, 41, 0.7);
  border: 1px solid var(--r1ux0w-line-soft);
  color: rgba(230, 237, 242, 0.92);
}
.r1ux0w-quote-list b {
  font-family: var(--r1ux0w-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--r1ux0w-amber);
  font-weight: 600;
}
.r1ux0w-quote-mail {
  margin: 1.1rem 0 0;
  max-width: 36rem;
  color: var(--r1ux0w-mute);
  font-size: 0.95rem;
}

/* foot */
.r1ux0w-foot {
  padding: 2.4rem 1.2rem 2.7rem;
  text-align: center;
  border-top: 1px solid var(--r1ux0w-line-soft);
  color: var(--r1ux0w-mute);
  font-size: 0.9rem;
}
.r1ux0w-foot strong {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--r1ux0w-display);
  letter-spacing: 0.16em;
  color: var(--r1ux0w-amber-soft);
  font-size: 1.15rem;
}
.r1ux0w-foot a:hover { color: var(--r1ux0w-amber); }

/* read mode — news / about */
body.r1ux0w-read {
  color: #1c2430;
  background:
    radial-gradient(800px 360px at 10% -10%, rgba(61, 139, 158, 0.12), transparent 55%),
    linear-gradient(180deg, #eef3f6 0%, #e4ebf0 48%, #dce4ea 100%);
}
body.r1ux0w-read .r1ux0w-top {
  background: rgba(238, 243, 246, 0.9);
  border-bottom-color: rgba(28, 36, 48, 0.08);
}
body.r1ux0w-read .r1ux0w-top.is-solid {
  background: rgba(238, 243, 246, 0.96);
}
body.r1ux0w-read .r1ux0w-logo { color: #152033; }
body.r1ux0w-read .r1ux0w-links a { color: #5c6675; }
body.r1ux0w-read .r1ux0w-links a:hover,
body.r1ux0w-read .r1ux0w-links a[aria-current="page"] { color: #9a6f12; }
body.r1ux0w-read .r1ux0w-burger {
  border-color: rgba(28, 36, 48, 0.14);
  color: #152033;
  background: #fff;
}
body.r1ux0w-read .r1ux0w-links.is-open {
  background: rgba(238, 243, 246, 0.98);
  border-bottom-color: rgba(28, 36, 48, 0.1);
}
body.r1ux0w-read .r1ux0w-foot {
  border-top-color: rgba(28, 36, 48, 0.1);
  color: #5c6675;
  background: rgba(255, 255, 255, 0.35);
}
body.r1ux0w-read .r1ux0w-foot strong { color: #9a6f12; }
body.r1ux0w-read .r1ux0w-btn-ink {
  background: #173a4a;
  border-color: #173a4a;
  color: #fff;
}

/* dossier rack — news list */
.r1ux0w-rack {
  width: min(100% - 2rem, var(--r1ux0w-max));
  margin: 0 auto;
  padding: 5.5rem 0 3rem;
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 1.5rem;
  align-items: start;
}
.r1ux0w-rack-stamp {
  position: sticky;
  top: 5.2rem;
  padding: 1.1rem 0.95rem;
  background: #152033;
  color: #e6edf2;
  border-left: 3px solid var(--r1ux0w-amber);
}
.r1ux0w-rack-stamp strong {
  display: block;
  font-family: var(--r1ux0w-display);
  letter-spacing: 0.12em;
  font-size: 1.05rem;
  margin-bottom: 0.55rem;
}
.r1ux0w-rack-stamp p {
  margin: 0;
  font-size: 0.88rem;
  color: #8fa0b0;
  line-height: 1.55;
}
.r1ux0w-rack-stamp a { color: var(--r1ux0w-amber-soft); }
.r1ux0w-rack .r1ux0w-news-list {
  display: grid;
  gap: 0.85rem;
}
.r1ux0w-rack .r1ux0w-news-list > li {
  margin: 0;
  padding: 0;
  background: #fff;
  border: 1px solid rgba(28, 36, 48, 0.1);
}
.r1ux0w-rack .r1ux0w-news-list article {
  display: grid;
  grid-template-columns: 11rem 1fr;
  grid-template-rows: auto auto auto auto;
  gap: 0;
  min-height: 8.5rem;
  background: transparent;
  color: inherit;
  border: 0;
}
.r1ux0w-rack .r1ux0w-news-thumb {
  grid-column: 1;
  grid-row: 1 / -1;
  aspect-ratio: auto;
  height: 100%;
  min-height: 8.5rem;
}
.r1ux0w-rack .r1ux0w-news-meta,
.r1ux0w-rack .r1ux0w-news-title,
.r1ux0w-rack .r1ux0w-news-excerpt,
.r1ux0w-rack .r1ux0w-news-more {
  grid-column: 2;
}
.r1ux0w-rack .r1ux0w-news-meta { padding-top: 1rem; }
.r1ux0w-rack .r1ux0w-news-title { font-size: 1.12rem; }
.r1ux0w-rack .r1ux0w-news-title a { color: #152033; }
.r1ux0w-rack .r1ux0w-news-excerpt { color: #5c6675; }
.r1ux0w-rack .r1ux0w-news-more { margin-bottom: 1rem; color: #2a6b7a; }

/* drawing sheet — 词库内页骨架 article-page 做成图纸标题栏 */
.r1ux0w-article-page {
  width: min(100% - 2rem, 920px);
  margin: 5.2rem auto 2.5rem;
  padding: 0;
}
.r1ux0w-article-page .r1ux0w-article {
  background: #fff;
  border: 1px solid rgba(28, 36, 48, 0.12);
  box-shadow: 0 18px 40px rgba(15, 28, 40, 0.08);
  padding: 0;
  max-width: none;
}
.r1ux0w-article-page .r1ux0w-crumb {
  display: flex; gap: 0.45rem; align-items: center;
  font-size: 0.88rem; color: #6b7382;
  margin: 0;
  padding: 0.85rem 1.25rem 0;
}
.r1ux0w-crumb a { color: #2a6b7a; }
.r1ux0w-article-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.35rem 1rem;
  margin: 0.5rem 0 0;
  padding: 0.75rem 1.25rem 1.1rem;
  border-bottom: 2px solid #152033;
  background:
    linear-gradient(90deg, rgba(61, 139, 158, 0.1), transparent 55%),
    #f7fafb;
}
.r1ux0w-article-head .r1ux0w-news-meta {
  grid-column: 1;
  padding: 0;
  margin: 0;
  color: #9a6f12;
}
.r1ux0w-article-h1 {
  grid-column: 1;
  margin: 0.2rem 0 0;
  font-family: var(--r1ux0w-display);
  font-size: clamp(1.55rem, 3.2vw, 2.1rem);
  letter-spacing: 0.04em;
  color: #152033;
  line-height: 1.25;
}
.r1ux0w-article-deck {
  grid-column: 1 / -1;
  margin: 0.55rem 0 0;
  max-width: 42rem;
  color: #5c6675;
  font-size: 1.02rem;
}
.r1ux0w-article-cover {
  margin: 0;
  padding: 1.25rem 1.25rem 0;
  border: 0;
  overflow: hidden;
  background: transparent;
}
.r1ux0w-article-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid rgba(28, 36, 48, 0.1);
  background: #d5dde4;
}
.r1ux0w-article-body {
  max-width: 42rem;
  padding: 1.25rem 1.25rem 0.4rem;
}
.r1ux0w-article-body h2,
.r1ux0w-article-body h3 {
  margin: 1.6rem 0 0.55rem;
  font-family: var(--r1ux0w-display);
  color: #2a5560;
  letter-spacing: 0.03em;
}
.r1ux0w-article-body h2 { font-size: 1.28rem; }
.r1ux0w-article-body h3 { font-size: 1.08rem; color: #3d4a58; }
.r1ux0w-article-body p {
  margin: 0 0 1rem;
  color: #445064;
  line-height: 1.75;
}
.r1ux0w-article-body a {
  color: #9a6f12;
  text-decoration: underline;
  text-underline-offset: 0.15em;
}
.r1ux0w-article-foot {
  margin: 0 1.25rem 1.35rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(28, 36, 48, 0.1);
  color: #5c6675;
  font-size: 0.95rem;
}
.r1ux0w-article-foot a { color: #2a6b7a; }
.r1ux0w-article-inline {
  margin: 1rem 0;
  border: 1px solid rgba(28, 36, 48, 0.1);
  overflow: hidden;
}
.r1ux0w-article-inline img { width: 100%; }

.r1ux0w-related {
  width: min(100% - 2rem, 920px);
  margin: 0 auto 3rem;
  padding: 1.25rem 1.2rem 1.35rem;
  background: #fff;
  border: 1px solid rgba(28, 36, 48, 0.1);
}
.r1ux0w-related .r1ux0w-h2 {
  color: #152033;
  font-size: 1.2rem;
  margin-bottom: 0.85rem;
}
.r1ux0w-related-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}
.r1ux0w-related-list a {
  color: #173a4a;
  font-weight: 600;
}
.r1ux0w-related-list a:hover { color: #9a6f12; }

/* about */
.r1ux0w-page-hero {
  padding: clamp(5.5rem, 12vh, 7.2rem) 0 2rem;
  border-bottom: 1px solid rgba(28, 36, 48, 0.1);
  background:
    radial-gradient(700px 260px at 16% 0%, rgba(61, 139, 158, 0.14), transparent 60%),
    linear-gradient(180deg, #f4f8fa, #e8eef3);
}
.r1ux0w-page-title {
  margin: 0;
  font-family: var(--r1ux0w-display);
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  letter-spacing: 0.05em;
  color: #152033;
}
.r1ux0w-page-lead {
  margin: 0.75rem 0 0;
  max-width: 40rem;
  color: #5c6675;
}
.r1ux0w-prose {
  padding: 2.2rem 0 3rem;
}
.r1ux0w-prose p {
  margin: 0 0 1rem;
  max-width: 42rem;
  color: #445064;
}
.r1ux0w-prose a { color: #2a6b7a; text-decoration: underline; text-underline-offset: 0.15em; }

/* motion */
.r1ux0w-rise, .r1ux0w-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.65s var(--r1ux0w-ease), transform 0.65s var(--r1ux0w-ease);
}
.r1ux0w-rise.is-show, .r1ux0w-in.is-show {
  opacity: 1;
  transform: none;
}
.r1ux0w-d1 { transition-delay: 0.05s; }
.r1ux0w-d2 { transition-delay: 0.16s; }
.r1ux0w-d3 { transition-delay: 0.28s; }

@media (max-width: 960px) {
  .r1ux0w-mast-shell,
  .r1ux0w-plant,
  .r1ux0w-route,
  .r1ux0w-route-visual,
  .r1ux0w-ledger,
  .r1ux0w-quote,
  .r1ux0w-rack { grid-template-columns: 1fr; }
  .r1ux0w-mast-ticks {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.45rem;
  }
  .r1ux0w-mast-ticks a { grid-template-columns: 1fr; text-align: center; gap: 0.2rem; }
  .r1ux0w-route > li:not(:last-child)::after { display: none; }
  .r1ux0w-rack-stamp { position: static; }
  .r1ux0w-rack .r1ux0w-news-list article { grid-template-columns: 1fr; }
  .r1ux0w-duty-row { grid-template-columns: 1fr; gap: 0.25rem; }
}
@media (max-width: 720px) {
  .r1ux0w-burger { display: inline-flex; }
  .r1ux0w-links {
    display: none;
    position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch;
    padding: 0.75rem 1rem 1rem;
    background: rgba(10, 16, 22, 0.96);
    border-bottom: 1px solid var(--r1ux0w-line-soft);
  }
  body.r1ux0w-read .r1ux0w-links {
    background: rgba(238, 243, 246, 0.98);
  }
  .r1ux0w-links.is-open { display: flex; }
  .r1ux0w-mast-ticks { grid-template-columns: 1fr 1fr; }
  .r1ux0w-route { grid-template-columns: 1fr; }
  .r1ux0w-article-head { grid-template-columns: 1fr; }
  .r1ux0w-scrollcue { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .r1ux0w-rise, .r1ux0w-in { opacity: 1; transform: none; transition: none; }
  .r1ux0w-scrollcue i { animation: none; }
  html { scroll-behavior: auto; }
}