.page-home {
  --home-cut: 22px;
  --home-cut-sm: 12px;
  --home-edge: rgba(135, 146, 166, 0.2);
  --home-panel: rgba(17, 30, 66, 0.72);
  color: var(--chalk);
  padding-bottom: clamp(2rem, 5vw, 4rem);
  overflow-x: clip;
}

.page-home .home-context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding-top: 1rem;
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--concrete);
}

.page-home .home-context__sep {
  color: var(--orange);
}

/* ---------- hero ---------- */
.page-home .home-hero {
  padding-block: clamp(1.5rem, 4vw, 2.75rem) clamp(2rem, 5vw, 3.5rem);
}

.page-home .home-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-home .home-hero__stage {
  display: grid;
  gap: 1.1rem;
  align-content: start;
}

.page-home .home-hero__title {
  margin: 0;
  font-size: clamp(2.05rem, 6.4vw, 3.4rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
}

.page-home .home-hero__lede {
  max-width: 48ch;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-home .home-hero__figure {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--screen);
  clip-path: polygon(0 0, 100% 0, calc(100% - 30px) 100%, 0 100%);
}

.page-home .home-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .home-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 19, 43, 0.04) 38%, rgba(11, 19, 43, 0.88) 100%);
  pointer-events: none;
}

.page-home .home-hero__caption {
  position: absolute;
  left: 1rem;
  bottom: 0.9rem;
  z-index: 1;
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--chalk);
}

/* ---------- board / entry list ---------- */
.page-home .home-hero__board {
  position: relative;
  padding: clamp(1rem, 2.6vw, 1.5rem);
  background: linear-gradient(165deg, rgba(24, 43, 87, 0.94), rgba(17, 30, 66, 0.94));
  border: 1px solid var(--home-edge);
  border-radius: 0 var(--home-cut) 0 var(--home-cut);
}

.page-home .home-hero__board::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 3px;
  background: var(--slit);
}

.page-home .board__title {
  margin: 0;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  letter-spacing: 0.01em;
}

.page-home .board__sub {
  margin: 0.4rem 0 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-home .board__filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-block: 0.9rem;
}

.page-home .board__filter .filter-btn {
  padding: 0.35rem 0.62rem;
  font-family: var(--font-num);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  background: rgba(11, 19, 43, 0.55);
  border: 1px solid var(--home-edge);
  border-radius: var(--home-cut-sm) 0 var(--home-cut-sm) 0;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-home .board__filter .filter-btn:hover {
  color: var(--chalk);
  border-color: rgba(182, 255, 59, 0.5);
}

.page-home .board__filter .filter-btn[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--night);
  font-weight: 700;
}

.page-home .board__list {
  display: grid;
  gap: 0.55rem;
}

.page-home .entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.7rem;
  align-items: center;
  padding: 0.75rem 0.8rem;
  background: rgba(11, 19, 43, 0.55);
  border: 1px solid var(--home-edge);
  border-left: 2px solid rgba(135, 146, 166, 0.35);
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-home .entry:hover,
.page-home .entry:focus-within {
  transform: translateY(-3px);
  border-left-color: var(--lime);
  background: rgba(24, 43, 87, 0.78);
}

.page-home .entry__no {
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-home .entry__name {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  font-size: 0.98rem;
  letter-spacing: 0.02em;
  color: var(--chalk);
}

.page-home .entry__note {
  margin: 0.22rem 0 0;
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--muted);
}

.page-home .entry__go {
  padding-bottom: 2px;
  font-family: var(--font-num);
  font-size: 0.7rem;
  color: var(--orange);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid rgba(255, 122, 26, 0.5);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-home .entry:hover .entry__go {
  color: var(--lime);
  border-color: var(--lime);
}

.page-home .board__empty {
  margin: 0.75rem 0 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--hint);
}

.page-home [data-filter-item][hidden],
.page-home [data-filter-item].is-hidden {
  display: none;
}

.page-home .board__empty[hidden] {
  display: none;
}

/* ---------- first visit ---------- */
.page-home .home-flow {
  padding-block: clamp(2.25rem, 6vw, 4rem);
  border-top: 1px solid var(--home-edge);
}

.page-home .home-flow__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-home .home-flow__lede {
  margin: 0.9rem 0 0;
  max-width: 46ch;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .steps {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.2rem;
}

.page-home .step {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  padding-bottom: 1.15rem;
}

.page-home .step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 32px;
  bottom: 2px;
  width: 1px;
  background: linear-gradient(180deg, rgba(182, 255, 59, 0.55), rgba(135, 146, 166, 0.1));
}

.page-home .step__no {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  font-family: var(--font-num);
  font-size: 0.8rem;
  color: var(--night);
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
}

.page-home .step__title {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.page-home .step__text {
  margin: 0.28rem 0 0;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--muted);
}

.page-home .home-flow__more {
  margin: 1.2rem 0 0;
  font-size: 0.85rem;
}

.page-home .home-flow__more a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 255, 59, 0.4);
}

.page-home .home-flow__figure {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--screen);
  clip-path: polygon(24px 0, 100% 0, 100% 100%, 0 100%);
}

.page-home .home-flow__figure img,
.page-home .home-beta__figure img,
.page-home .home-collect__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- data beta ---------- */
.page-home .home-beta {
  padding-block: clamp(2.25rem, 6vw, 4rem);
  background: linear-gradient(120deg, rgba(24, 43, 87, 0.95), rgba(17, 30, 66, 0.6) 55%, rgba(11, 19, 43, 0.92));
  border-block: 1px solid var(--home-edge);
}

.page-home .home-beta__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-home .home-beta__figure {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--screen);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), 28px 100%, 0 100%);
}

.page-home .home-beta__lede {
  margin: 0.9rem 0 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .beta-views {
  list-style: none;
  margin: 1.2rem 0 1.4rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-home .beta-views li {
  padding: 0.75rem 0.85rem;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--muted);
  background: rgba(11, 19, 43, 0.55);
  border: 1px solid var(--home-edge);
  border-top: 2px solid var(--cyan);
}

.page-home .beta-views strong {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--font-num);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-home .home-beta__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

/* ---------- collect ---------- */
.page-home .home-collect {
  padding-block: clamp(2.25rem, 6vw, 4rem);
}

.page-home .home-collect__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-home .home-collect__lede {
  margin: 0.9rem 0 0;
  max-width: 46ch;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .home-collect__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.3rem;
}

.page-home .home-collect__note {
  margin: 1rem 0 0;
  padding-left: 0.8rem;
  font-family: var(--font-num);
  font-size: 0.76rem;
  line-height: 1.7;
  letter-spacing: 0.03em;
  color: var(--hint);
  border-left: 2px solid var(--orange);
}

.page-home .home-collect__figure {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--screen);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 100%, 0 100%);
}

/* ---------- update log ---------- */
.page-home .home-log {
  padding-block: clamp(2.25rem, 6vw, 4rem);
  border-top: 1px solid var(--home-edge);
}

.page-home .home-log__grid {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.page-home .home-log__version {
  margin: 0.6rem 0 0;
  font-family: var(--font-num);
  font-size: clamp(2rem, 5vw, 2.9rem);
  letter-spacing: 0.05em;
  color: var(--lime);
}

.page-home .home-log__desc {
  margin: 0.6rem 0 0;
  max-width: 34ch;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--home-edge);
}

.page-home .log-item {
  position: relative;
  padding: 0.85rem 0 0.85rem 1.25rem;
  border-bottom: 1px solid var(--home-edge);
}

.page-home .log-item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 1.35rem;
  width: 9px;
  height: 9px;
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
}

.page-home .log-item__stage {
  display: block;
  font-family: var(--font-num);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--concrete);
}

.page-home .log-item__text {
  margin: 0.3rem 0 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--chalk);
}

/* ---------- service ---------- */
.page-home .home-service {
  padding-block: clamp(2.25rem, 6vw, 4rem);
  border-top: 1px solid var(--home-edge);
}

.page-home .home-service__grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.page-home .service-card {
  padding: 1.1rem;
  background: var(--home-panel);
  border: 1px solid var(--home-edge);
  border-radius: var(--home-cut-sm) 0 var(--home-cut-sm) 0;
}

.page-home .service-card h3 {
  margin: 0 0 0.55rem;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--chalk);
}

.page-home .service-card p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--muted);
}

.page-home .service-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.page-home .service-card li {
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-home .service-card a {
  display: inline-block;
  margin-top: 0.7rem;
  font-size: 0.82rem;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 255, 59, 0.4);
}

.page-home .home-service__label {
  display: block;
  font-family: var(--font-num);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--concrete);
}

.page-home .home-service__value {
  display: block;
  color: var(--chalk);
  word-break: break-word;
}

/* ---------- responsive ---------- */
@media (min-width: 560px) {
  .page-home .beta-views {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-home .home-service__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .home-flow__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-home .home-flow__figure {
    aspect-ratio: 4 / 5;
  }

  .page-home .home-beta__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-home .home-collect__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-home .home-log__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(1.25rem, 2.5vw, 2.5rem);
  }

  .page-home .home-hero__title {
    font-size: clamp(2.6rem, 4.2vw, 4rem);
  }
}

@media (min-width: 1000px) {
  .page-home .home-service__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry,
  .page-home .board__filter .filter-btn,
  .page-home .entry__go {
    transition: none;
  }

  .page-home .entry:hover,
  .page-home .entry:focus-within {
    transform: none;
  }
}