.up-page {
  background:
    radial-gradient(900px 420px at 100% 0%, rgba(219, 39, 119, 0.16), transparent 55%),
    radial-gradient(700px 380px at 0% 30%, rgba(109, 40, 217, 0.12), transparent 50%),
    var(--surface);
}

.up-main {
  padding-top: 8.2rem;
}

.up-wrap {
  max-width: 72rem;
  margin: 0 auto;
}

.up-intro {
  max-width: 40rem;
  margin-bottom: 1.8rem;
}

.up-intro h1 {
  font-size: clamp(2.1rem, 5vw, 3.5rem);
  margin: 0.55rem 0 0.7rem;
}

.up-intro p {
  color: var(--ink-subtle);
  line-height: 1.85;
  font-size: 1.05rem;
}

.up-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1.35rem;
}

.up-legend button {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 80%, transparent);
  color: var(--ink-muted);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.42rem 0.8rem;
  backdrop-filter: blur(10px);
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.up-legend button:hover {
  border-color: color-mix(in srgb, var(--brand) 40%, var(--line));
  color: var(--ink);
  transform: translateY(-1px);
}

.up-legend button.is-active {
  background: var(--brand-solid);
  border-color: var(--brand-solid);
  color: #fff;
}

.kind-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.kind-dot.added { background: #4ade80; }
.kind-dot.bug { background: #fbbf24; }
.kind-dot.fix { background: #fb7185; }

.up-stage {
  position: relative;
  overflow: hidden;
  border-radius: 1.8rem;
  padding: 1.7rem 1.35rem 1.4rem;
  color: #fff;
  isolation: isolate;
  background:
    radial-gradient(700px 280px at 100% -10%, rgba(251, 113, 133, 0.38), transparent 58%),
    radial-gradient(520px 260px at 0% 120%, rgba(124, 77, 255, 0.32), transparent 55%),
    linear-gradient(145deg, #3a1028 0%, #14060e 48%, #1b0d2e 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 30px 70px -34px rgba(157, 23, 77, 0.7);
}

.up-stage-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background-image:
    radial-gradient(1.2px 1.2px at 12% 22%, rgba(255,255,255,.35), transparent),
    radial-gradient(1px 1px at 28% 68%, rgba(255,255,255,.22), transparent),
    radial-gradient(1.4px 1.4px at 63% 18%, rgba(255,255,255,.28), transparent),
    radial-gradient(1px 1px at 81% 74%, rgba(255,255,255,.2), transparent);
  opacity: 0.7;
}

.up-stage::after {
  content: "BETA";
  position: absolute;
  inset-inline-end: -0.2rem;
  top: -0.4rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(5rem, 16vw, 10rem);
  line-height: 0.8;
  letter-spacing: -0.06em;
  color: rgba(255, 255, 255, 0.045);
  pointer-events: none;
  transform: rotate(-12deg);
}

.up-stage-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.up-stage-ver {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.2rem, 8vw, 5.4rem);
  line-height: 0.9;
  margin: 0 0 0.45rem;
  background: linear-gradient(120deg, #fff 10%, #fb7185 45%, #c4b5fd 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.up-stage-title {
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  font-weight: 700;
  margin: 0;
}

.up-stage-counts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.05rem 0 1.35rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.up-stage-counts span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  padding: 0.3rem 0.65rem;
}

.up-beta,
.hu-beta {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.2rem 0.58rem;
  background: #fff;
  color: #9d174d;
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  box-shadow: 0 8px 20px -12px #fff;
}

.up-now {
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.2);
  padding: 0.16rem 0.55rem;
  font-size: 0.68rem;
  font-weight: 700;
  color: rgba(255,255,255,.8);
}

.up-date {
  margin-inline-start: auto;
  font-size: 0.84rem;
  color: rgba(255,255,255,.62);
}

.up-tiles {
  list-style: none;
  display: grid;
  gap: 0.85rem;
  position: relative;
  z-index: 1;
}

@media (min-width: 860px) {
  .up-tiles {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.up-tile {
  position: relative;
  overflow: hidden;
  min-height: 168px;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1.15rem 1.15rem 1.2rem;
  border-radius: 1.25rem;
  background: rgba(10, 6, 12, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.up-tile::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  height: 3px;
  width: 100%;
}

.up-tile.added::before { background: #4ade80; }
.up-tile.bug::before { background: #fbbf24; }
.up-tile.fix::before { background: #fb7185; }

.up-tile:hover {
  transform: translateY(-5px);
  background: rgba(10, 6, 12, 0.55);
  border-color: rgba(255, 255, 255, 0.2);
}

.up-tile-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
}

.up-tile-icon svg {
  width: 18px;
  height: 18px;
}

.up-tile.added .up-tile-icon { background: rgba(74, 222, 128, 0.16); color: #86efac; }
.up-tile.bug .up-tile-icon { background: rgba(251, 191, 36, 0.16); color: #fcd34d; }
.up-tile.fix .up-tile-icon { background: rgba(251, 113, 133, 0.16); color: #fda4af; }

.up-tile p {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.7;
  font-weight: 650;
  color: #fff;
}

.up-tag {
  width: fit-content;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  white-space: nowrap;
}

.up-tag.added {
  background: #dcfce7;
  color: #166534;
}

.up-tag.bug {
  background: #fef3c7;
  color: #92400e;
}

.up-tag.fix {
  background: #fce7f3;
  color: #9d174d;
}

[data-theme="dark"] .up-tag.added,
.up-stage .up-tag.added {
  background: #052e16;
  color: #86efac;
}

[data-theme="dark"] .up-tag.bug,
.up-stage .up-tag.bug {
  background: #3a2a10;
  color: #fcd34d;
}

[data-theme="dark"] .up-tag.fix,
.up-stage .up-tag.fix {
  background: #3b1024;
  color: #f9a8d4;
}

@media (prefers-color-scheme: dark) {
  [data-theme="system"] .up-tag.added { background: #052e16; color: #86efac; }
  [data-theme="system"] .up-tag.bug { background: #3a2a10; color: #fcd34d; }
  [data-theme="system"] .up-tag.fix { background: #3b1024; color: #f9a8d4; }
}

.up-empty {
  display: none;
  text-align: center;
  padding: 2.4rem 1rem;
  margin-top: 1.2rem;
  color: var(--ink-subtle);
  border: 1px dashed var(--line);
  border-radius: 1rem;
}

.up-empty.show { display: block; }

.home-up-sec {
  background:
    radial-gradient(700px 280px at 0% 0%, rgba(194, 24, 91, 0.12), transparent 60%),
    var(--surface-muted);
}

.home-up-top {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.home-up-top .sub {
  margin-top: 0.45rem;
}

.home-up-board {
  display: grid;
  gap: 1rem;
}

@media (min-width: 860px) {
  .home-up-board {
    grid-template-columns: 0.92fr 1.08fr;
    min-height: 320px;
  }
}

.hu-feature {
  position: relative;
  overflow: hidden;
  border-radius: 1.5rem;
  padding: 1.6rem 1.4rem 1.5rem;
  color: #fff;
  background:
    radial-gradient(420px 180px at 100% 0%, rgba(251, 113, 133, 0.35), transparent 60%),
    linear-gradient(160deg, #be123c, #6d28d9 68%, #1e1030);
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid rgba(255,255,255,.08);
}

.hu-feature.is-beta {
  background:
    radial-gradient(420px 180px at 100% 0%, rgba(251, 113, 133, 0.4), transparent 60%),
    linear-gradient(160deg, #be123c, #7c3aed 62%, #1e1030);
}

.hu-beta {
  position: absolute;
  top: 1.15rem;
  inset-inline-start: 1.2rem;
  z-index: 1;
}

.hu-feature-glow {
  position: absolute;
  inset: auto -20% -30% auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(255,255,255,.18), transparent 70%);
  pointer-events: none;
}

.hu-lion {
  position: absolute;
  top: 1.1rem;
  inset-inline-end: 1.1rem;
  width: 72px;
  height: 72px;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,.35));
}

.hu-now {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  opacity: 0.75;
}

.hu-ver {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 5vw, 3.6rem);
  line-height: 0.9;
  margin: 0.25rem 0 0.4rem;
}

.hu-name {
  font-size: 1.05rem;
  font-weight: 700;
}

.hu-when {
  margin-top: 0.2rem;
  font-size: 0.85rem;
  opacity: 0.72;
}

.hu-counts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.hu-counts span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  padding: 0.28rem 0.6rem;
}

.hu-feed {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 0.75rem;
  min-height: 100%;
}

.hu-feed-label {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--ink-faint);
}

.hu-feed-list,
.hu-tiles {
  list-style: none;
  display: grid;
  gap: 0.75rem;
  height: 100%;
  grid-template-rows: 1fr 1fr 1fr;
}

.hu-tiles .up-tile {
  min-height: 0;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  backdrop-filter: none;
}

.hu-tiles .up-tile p {
  color: var(--ink);
  font-size: 0.95rem;
}

.hu-tiles .up-tile:hover {
  background: var(--surface);
}

.hu-feed-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.65rem;
  align-items: center;
  padding: 0.85rem 0.9rem;
  border-radius: 1rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ink-muted);
  background: var(--card);
  border: 1px solid var(--line);
}

.hu-feed-list li:hover {
  border-color: color-mix(in srgb, var(--brand) 35%, var(--line));
}

.hu-types {
  display: grid;
  gap: 0.8rem;
  margin-top: 1rem;
}

@media (min-width: 800px) {
  .hu-types {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.hu-types article {
  border: 1px solid var(--line);
  border-radius: 1.15rem;
  background: var(--card);
  padding: 1.05rem 1.1rem 1.1rem;
}

.hu-types h3 {
  margin: 0.45rem 0 0.3rem;
  font-size: 1.05rem;
}

.hu-types p {
  color: var(--ink-subtle);
  font-size: 0.88rem;
  line-height: 1.7;
}

@media (prefers-reduced-motion: reduce) {
  .up-tile,
  .up-legend button {
    transition: none;
  }
  .up-tile:hover,
  .up-legend button:hover {
    transform: none;
  }
}