.page-home {
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

.page-home .cpc-section {
  padding: 3rem 0;
}

.page-home .section-note {
  max-width: 26em;
  margin: 0;
  color: var(--rock);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: 2rem 0 0;
  overflow: hidden;
}

.page-home .hero__glow {
  position: absolute;
  top: -27%;
  right: -12%;
  width: min(760px, 92vw);
  height: 520px;
  pointer-events: none;
  background:
    radial-gradient(58% 58% at 32% 32%, rgba(107, 79, 168, 0.22), transparent 70%),
    radial-gradient(52% 52% at 68% 62%, rgba(46, 158, 126, 0.18), transparent 72%);
  filter: blur(6px);
}

.page-home .hero__inner {
  position: relative;
  display: grid;
  gap: 2rem;
}

.page-home .hero__title {
  margin: 0.7rem 0 1rem;
  max-width: 15em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.95rem, 6.6vw, 3.75rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-home .hero__lead {
  max-width: 34em;
  margin: 0;
  color: var(--ink);
}

.page-home .hero__path {
  margin: 1.1rem 0 0;
  color: var(--rock);
  font-size: 0.95rem;
}

.page-home .hero__art {
  margin: 0;
}

.page-home .hero__art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--mist);
  border-radius: 4px;
  box-shadow: var(--shadow-tile);
}

.page-home .hero__art figcaption {
  margin-top: 0.65rem;
  color: var(--rock);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
}

/* ---------- 章节索引 ---------- */
.page-home .idx {
  list-style: none;
  margin: 2.25rem 0 0;
  padding: 0;
  border-top: 1px solid var(--mist);
}

.page-home .idx__row {
  position: relative;
  border-bottom: 1px solid var(--mist);
}

.page-home .idx__link {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  padding: 0.95rem 0.2rem 0.55rem;
  color: inherit;
  text-decoration: none;
}

.page-home .idx__num {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--maple);
}

.page-home .idx__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 8.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  transition: color 0.2s var(--ease-out);
}

.page-home .idx__link:hover .idx__name,
.page-home .idx__link:focus-visible .idx__name {
  color: var(--maple);
}

.page-home .idx__note {
  display: block;
  max-width: 34em;
  padding: 0 0.2rem 1rem;
  color: var(--rock);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ---------- 磁贴瀑布流 ---------- */
.page-home .tiles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 1.75rem;
}

.page-home .tile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.25rem 1.5rem 1.35rem 1.75rem;
  background: #fff;
  border: 1px solid var(--mist);
  border-radius: 4px;
  box-shadow: var(--shadow-tile);
  color: inherit;
  text-decoration: none;
  transition: transform 0.12s ease, box-shadow 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.page-home .tile::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.1rem;
  bottom: 1.1rem;
  width: 3px;
  border-radius: 3px;
  background: var(--maple);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s var(--ease-out);
}

.page-home .tile:hover::before,
.page-home .tile:focus-visible::before {
  transform: scaleY(1);
}

.page-home .tile:hover {
  box-shadow: var(--shadow-pill);
}

.page-home .tile:active {
  transform: scale(0.985);
}

.page-home .tile__eyebrow {
  margin: 0;
  color: var(--glacier);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.page-home .tile__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.2rem;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-home .tile__text {
  margin: 0;
  color: var(--rock);
  font-size: 0.92rem;
  line-height: 1.75;
}

.page-home .tile__go {
  margin-top: 0.55rem;
  color: var(--maple);
  font-size: 0.85rem;
  font-weight: 500;
}

.page-home .tile__go::after {
  content: " →";
}

.page-home .tile--a {
  padding-top: 0;
  overflow: hidden;
}

.page-home .tile--a .tile__img {
  display: block;
  width: calc(100% + 3.25rem);
  max-width: none;
  height: auto;
  margin: 0 -1.5rem 0.9rem -1.75rem;
}

/* ---------- 适配看板 ---------- */
.page-home .fit__grid {
  display: grid;
  gap: 2rem;
}

.page-home .fit__art {
  margin: 0;
}

.page-home .fit__art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--mist);
  border-radius: 4px;
  background: var(--ice);
}

.page-home .fit__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 1.5rem 0;
  background: var(--mist);
  border: 1px solid var(--mist);
  border-radius: 4px;
  overflow: hidden;
}

.page-home .fit__stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.05rem;
  background: var(--paper);
}

.page-home .fit__num {
  color: var(--glacier);
  font-size: 1.65rem;
  font-weight: 600;
  line-height: 1;
}

.page-home .fit__label {
  color: var(--rock);
  font-size: 0.82rem;
  line-height: 1.5;
}

.page-home .fit__views {
  display: grid;
  gap: 12px;
  margin: 1.5rem 0;
}

.page-home .fit__view {
  padding: 0.9rem 1.05rem;
  border: 1px solid var(--mist);
  border-left: 3px solid var(--glacier);
  border-radius: 4px;
  background: var(--ice);
}

.page-home .fit__view--alt {
  border-left-color: var(--aurora-green);
  background: #fff;
}

.page-home .fit__view-title {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.page-home .fit__view-text {
  margin: 0;
  color: var(--rock);
  font-size: 0.85rem;
  line-height: 1.7;
}

.page-home .fit__hint {
  margin: 0 0 1.25rem;
  padding-left: 0.9rem;
  border-left: 2px solid var(--maple);
  color: var(--rock);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ---------- 版本线 ---------- */
.page-home .ver {
  position: relative;
  margin-top: 1.75rem;
  padding: 1.5rem 1.15rem;
  border: 1px solid var(--mist);
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
}

.page-home .ver__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  pointer-events: none;
}

.page-home .ver__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .ver__item {
  position: relative;
  padding: 0 0 1.5rem 1.55rem;
}

.page-home .ver__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--mist);
  box-shadow: 0 0 0 3px var(--paper);
}

.page-home .ver__item::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1.25rem;
  bottom: 0;
  width: 1px;
  background: var(--mist);
}

.page-home .ver__item:last-child {
  padding-bottom: 0;
}

.page-home .ver__item:last-child::after {
  display: none;
}

.page-home .ver__item--current::before {
  background: var(--maple);
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 6px rgba(215, 38, 61, 0.18);
}

.page-home .ver__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.35rem;
}

.page-home .ver__name {
  font-size: 1.05rem;
  font-weight: 600;
}

.page-home .ver__year {
  color: var(--rock);
  font-size: 0.78rem;
}

.page-home .ver__text {
  margin: 0;
  max-width: 34em;
  color: var(--rock);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ---------- 公告分栏 ---------- */
.page-home .news {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
}

.page-home .news__head {
  margin: 0 0 0.75rem;
  padding-bottom: 0.55rem;
  border-bottom: 2px solid var(--ink);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.page-home .news__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .news__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--mist);
}

.page-home .news__time {
  color: var(--rock);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.page-home .news__link {
  color: var(--ink);
  font-size: 0.94rem;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}

.page-home .news__link:hover,
.page-home .news__link:focus-visible {
  color: var(--glacier);
}

/* ---------- 改版说明与帮助直达 ---------- */
.page-home .help {
  display: grid;
  gap: 1.75rem;
  padding: 1.75rem 1.25rem;
  border: 1px solid var(--mist);
  border-radius: 4px;
  background: linear-gradient(150deg, rgba(47, 111, 178, 0.08), rgba(46, 158, 126, 0.08) 70%, rgba(107, 79, 168, 0.07));
}

.page-home .help__intro .cpc-title {
  margin-bottom: 0.85rem;
}

.page-home .help__intro .cpc-btn {
  margin-top: 1.25rem;
}

.page-home .help__cats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .help__cat-link {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 0.95rem 1rem;
  border: 1px solid var(--mist);
  border-radius: 4px;
  background: var(--paper);
  color: inherit;
  text-decoration: none;
  transition: transform 0.12s ease, border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}

.page-home .help__cat-link:hover,
.page-home .help__cat-link:focus-visible {
  border-color: var(--maple);
  box-shadow: var(--shadow-tile);
}

.page-home .help__cat-link:active {
  transform: scale(0.985);
}

.page-home .help__cat-num {
  color: var(--maple);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding-top: 0.18rem;
}

.page-home .help__cat-text {
  display: flex;
  flex-direction: column;
  gap: 0.22rem;
}

.page-home .help__cat-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  line-height: 1.3;
}

.page-home .help__cat-desc {
  color: var(--rock);
  font-size: 0.85rem;
  line-height: 1.65;
}

/* ---------- 信任条 ---------- */
.page-home .trust {
  margin-top: 1rem;
  border-top: 1px solid var(--mist);
  border-bottom: 1px solid var(--mist);
  background: #fff;
}

.page-home .trust .cpc-container {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.page-home .trust__title {
  margin: 0 0 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--rock);
  text-transform: uppercase;
}

.page-home .trust__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.35rem 1rem;
}

.page-home .trust__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-top: 0.7rem;
  border-top: 2px solid var(--ink);
}

.page-home .trust__num {
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.1;
  color: var(--ink);
}

.page-home .trust__label {
  color: var(--rock);
  font-size: 0.8rem;
  line-height: 1.55;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-home .cpc-section {
    padding: 4.5rem 0;
  }

  .page-home .hero {
    padding-top: 3rem;
  }

  .page-home .hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 2.5rem;
  }

  .page-home .tiles {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
  }

  .page-home .tile--a { grid-column: span 7; }
  .page-home .tile--b { grid-column: span 5; }
  .page-home .tile--c,
  .page-home .tile--d,
  .page-home .tile--e { grid-column: span 4; }
  .page-home .tile--f { grid-column: span 5; }
  .page-home .tile--g { grid-column: span 7; }

  .page-home .fit__views {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .news {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.5rem;
  }

  .page-home .trust__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-home .help {
    padding: 2.25rem;
  }
}

@media (min-width: 900px) {
  .page-home .hero__inner {
    gap: 3rem;
  }

  .page-home .idx {
    margin-top: 2.75rem;
  }

  .page-home .idx__link {
    padding: 1.3rem 0.2rem 1.35rem;
  }

  .page-home .idx__note {
    position: absolute;
    top: 50%;
    right: 0;
    width: 22rem;
    max-width: none;
    padding: 0.9rem 1.15rem;
    background: var(--paper);
    border-left: 3px solid var(--maple);
    border-radius: 0 4px 4px 0;
    box-shadow: var(--shadow-pill);
    opacity: 0;
    transform: translate(12px, -50%);
    transition: opacity 0.28s var(--ease-out), transform 0.28s var(--ease-out);
    pointer-events: none;
  }

  .page-home .idx__row:hover .idx__note,
  .page-home .idx__row:focus-within .idx__note {
    opacity: 1;
    transform: translate(0, -50%);
  }

  .page-home .fit__grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: center;
    gap: 3rem;
  }

  .page-home .ver {
    padding: 2rem 2.25rem;
  }

  .page-home .help {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 3rem;
    padding: 2.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .tile,
  .page-home .help__cat-link,
  .page-home .idx__name,
  .page-home .news__link {
    transition: none;
  }

  .page-home .tile::before,
  .page-home .idx__note {
    transition: none;
  }

  .page-home .tile:active,
  .page-home .help__cat-link:active {
    transform: none;
  }
}

.page-home {
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

.page-home .cpc-section {
  padding: 3rem 0;
}

.page-home .section-note {
  max-width: 26em;
  margin: 0;
  color: var(--rock);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* hero */
.page-home .hero {
  position: relative;
  padding: 2rem 0 0;
  overflow: hidden;
}

.page-home .hero__glow {
  position: absolute;
  top: -27%;
  right: -12%;
  width: min(760px, 92vw);
  height: 520px;
  pointer-events: none;
  background:
    radial-gradient(58% 58% at 32% 32%, rgba(107, 79, 168, 0.22), transparent 70%),
    radial-gradient(52% 52% at 68% 62%, rgba(46, 158, 126, 0.18), transparent 72%);
  filter: blur(6px);
}

.page-home .hero__inner {
  position: relative;
  display: grid;
  gap: 2rem;
}

.page-home .hero__title {
  margin: 0.7rem 0 1rem;
  max-width: 15em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.95rem, 6.6vw, 3.75rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-home .hero__lead {
  max-width: 34em;
  margin: 0;
  color: var(--ink);
}

.page-home .hero__path {
  margin: 1.1rem 0 0;
  color: var(--rock);
  font-size: 0.95rem;
}

.page-home .hero__art {
  margin: 0;
}

.page-home .hero__art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--mist);
  border-radius: 4px;
  box-shadow: var(--shadow-tile);
}

.page-home .hero__art figcaption {
  margin-top: 0.65rem;
  color: var(--rock);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
}

/* chapter index */
.page-home .idx {
  list-style: none;
  margin: 2.25rem 0 0;
  padding: 0;
  border-top: 1px solid var(--mist);
}

.page-home .idx__row {
  position: relative;
  border-bottom: 1px solid var(--mist);
}

.page-home .idx__link {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  padding: 0.95rem 0.2rem 0.55rem;
  color: inherit;
  text-decoration: none;
}

.page-home .idx__num {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--maple);
}

.page-home .idx__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 8.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  transition: color 0.2s var(--ease-out);
}

.page-home .idx__link:hover .idx__name,
.page-home .idx__link:focus-visible .idx__name {
  color: var(--maple);
}

.page-home .idx__note {
  display: block;
  max-width: 34em;
  padding: 0 0.2rem 1rem;
  color: var(--rock);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* tiles */
.page-home .tiles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 1.75rem;
}

.page-home .tile {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.25rem 1.5rem 1.35rem 1.75rem;
  background: #fff;
  border: 1px solid var(--mist);
  border-radius: 4px;
  box-shadow: var(--shadow-tile);
  color: inherit;
  text-decoration: none;
  transition: transform 0.12s ease, box-shadow 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.page-home .tile::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.1rem;
  bottom: 1.1rem;
  width: 3px;
  border-radius: 3px;
  background: var(--maple);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s var(--ease-out);
}

.page-home .tile:hover::before,
.page-home .tile:focus-visible::before {
  transform: scaleY(1);
}

.page-home .tile:hover {
  box-shadow: var(--shadow-pill);
}

.page-home .tile:active {
  transform: scale(0.985);
}

.page-home .tile__eyebrow {
  margin: 0;
  color: var(--glacier);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.page-home .tile__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.2rem;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-home .tile__text {
  margin: 0;
  color: var(--rock);
  font-size: 0.92rem;
  line-height: 1.75;
}

.page-home .tile__go {
  margin-top: 0.55rem;
  color: var(--maple);
  font-size: 0.85rem;
  font-weight: 500;
}

.page-home .tile__go::after {
  content: " →";
}

.page-home .tile--a {
  padding-top: 0;
  overflow: hidden;
}

.page-home .tile--a .tile__img {
  display: block;
  width: calc(100% + 3.25rem);
  max-width: none;
  height: auto;
  margin: 0 -1.5rem 0.9rem -1.75rem;
}

/* fit board */
.page-home .fit__grid {
  display: grid;
  gap: 2rem;
}

.page-home .fit__art {
  margin: 0;
}

.page-home .fit__art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--mist);
  border-radius: 4px;
  background: var(--ice);
}

.page-home .fit__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 1.5rem 0;
  background: var(--mist);
  border: 1px solid var(--mist);
  border-radius: 4px;
  overflow: hidden;
}

.page-home .fit__stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.05rem;
  background: var(--paper);
}

.page-home .fit__num {
  color: var(--glacier);
  font-size: 1.65rem;
  font-weight: 600;
  line-height: 1;
}

.page-home .fit__label {
  color: var(--rock);
  font-size: 0.82rem;
  line-height: 1.5;
}

.page-home .fit__views {
  display: grid;
  gap: 12px;
  margin: 1.5rem 0;
}

.page-home .fit__view {
  padding: 0.9rem 1.05rem;
  border: 1px solid var(--mist);
  border-left: 3px solid var(--glacier);
  border-radius: 4px;
  background: var(--ice);
}

.page-home .fit__view--alt {
  border-left-color: var(--aurora-green);
  background: #fff;
}

.page-home .fit__view-title {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.page-home .fit__view-text {
  margin: 0;
  color: var(--rock);
  font-size: 0.85rem;
  line-height: 1.7;
}

.page-home .fit__hint {
  margin: 0 0 1.25rem;
  padding-left: 0.9rem;
  border-left: 2px solid var(--maple);
  color: var(--rock);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* version line */
.page-home .ver {
  position: relative;
  margin-top: 1.75rem;
  padding: 1.5rem 1.15rem;
  border: 1px solid var(--mist);
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
}

.page-home .ver__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  pointer-events: none;
}

.page-home .ver__list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .ver__item {
  position: relative;
  padding: 0 0 1.5rem 1.55rem;
}

.page-home .ver__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--mist);
  box-shadow: 0 0 0 3px var(--paper);
}

.page-home .ver__item::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1.25rem;
  bottom: 0;
  width: 1px;
  background: var(--mist);
}

.page-home .ver__item:last-child {
  padding-bottom: 0;
}

.page-home .ver__item:last-child::after {
  display: none;
}

.page-home .ver__item--current::before {
  background: var(--maple);
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 6px rgba(215, 38, 61, 0.18);
}

.page-home .ver__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.35rem;
}

.page-home .ver__name {
  font-size: 1.05rem;
  font-weight: 600;
}

.page-home .ver__year {
  color: var(--rock);
  font-size: 0.78rem;
}

.page-home .ver__text {
  margin: 0;
  max-width: 34em;
  color: var(--rock);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* announcement split */
.page-home .news {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
}

.page-home .news__head {
  margin: 0 0 0.75rem;
  padding-bottom: 0.55rem;
  border-bottom: 2px solid var(--ink);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.page-home .news__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .news__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--mist);
}

.page-home .news__time {
  color: var(--rock);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.page-home .news__link {
  color: var(--ink);
  font-size: 0.94rem;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}

.page-home .news__link:hover,
.page-home .news__link:focus-visible {
  color: var(--glacier);
}

/* help section */
.page-home .help {
  display: grid;
  gap: 1.75rem;
  padding: 1.75rem 1.25rem;
  border: 1px solid var(--mist);
  border-radius: 4px;
  background: linear-gradient(150deg, rgba(47, 111, 178, 0.08), rgba(46, 158, 126, 0.08) 70%, rgba(107, 79, 168, 0.07));
}

.page-home .help__intro .cpc-title {
  margin-bottom: 0.85rem;
}

.page-home .help__intro .cpc-btn {
  margin-top: 1.25rem;
}

.page-home .help__cats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .help__cat-link {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 0.95rem 1rem;
  border: 1px solid var(--mist);
  border-radius: 4px;
  background: var(--paper);
  color: inherit;
  text-decoration: none;
  transition: transform 0.12s ease, border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}

.page-home .help__cat-link:hover,
.page-home .help__cat-link:focus-visible {
  border-color: var(--maple);
  box-shadow: var(--shadow-tile);
}

.page-home .help__cat-link:active {
  transform: scale(0.985);
}

.page-home .help__cat-num {
  color: var(--maple);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding-top: 0.18rem;
}

.page-home .help__cat-text {
  display: flex;
  flex-direction: column;
  gap: 0.22rem;
}

.page-home .help__cat-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  line-height: 1.3;
}

.page-home .help__cat-desc {
  color: var(--rock);
  font-size: 0.85rem;
  line-height: 1.65;
}

/* trust bar */
.page-home .trust {
  margin-top: 1rem;
  border-top: 1px solid var(--mist);
  border-bottom: 1px solid var(--mist);
  background: #fff;
}

.page-home .trust .cpc-container {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.page-home .trust__title {
  margin: 0 0 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--rock);
  text-transform: uppercase;
}

.page-home .trust__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.35rem 1rem;
}

.page-home .trust__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-top: 0.7rem;
  border-top: 2px solid var(--ink);
}

.page-home .trust__num {
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.1;
  color: var(--ink);
}

.page-home .trust__label {
  color: var(--rock);
  font-size: 0.8rem;
  line-height: 1.55;
}

@media (min-width: 760px) {
  .page-home .cpc-section {
    padding: 4.5rem 0;
  }

  .page-home .hero {
    padding-top: 3rem;
  }

  .page-home .hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 2.5rem;
  }

  .page-home .tiles {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
  }

  .page-home .tile--a { grid-column: span 7; }
  .page-home .tile--b { grid-column: span 5; }
  .page-home .tile--c,
  .page-home .tile--d,
  .page-home .tile--e { grid-column: span 4; }
  .page-home .tile--f { grid-column: span 5; }
  .page-home .tile--g { grid-column: span 7; }

  .page-home .fit__views {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .news {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.5rem;
  }

  .page-home .trust__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-home .help {
    padding: 2.25rem;
  }
}

@media (min-width: 900px) {
  .page-home .hero__inner {
    gap: 3rem;
  }

  .page-home .idx {
    margin-top: 2.75rem;
  }

  .page-home .idx__link {
    padding: 1.3rem 0.2rem 1.35rem;
  }

  .page-home .idx__note {
    position: absolute;
    top: 50%;
    right: 0;
    width: 22rem;
    max-width: none;
    padding: 0.9rem 1.15rem;
    background: var(--paper);
    border-left: 3px solid var(--maple);
    border-radius: 0 4px 4px 0;
    box-shadow: var(--shadow-pill);
    opacity: 0;
    transform: translate(12px, -50%);
    transition: opacity 0.28s var(--ease-out), transform 0.28s var(--ease-out);
    pointer-events: none;
  }

  .page-home .idx__row:hover .idx__note,
  .page-home .idx__row:focus-within .idx__note {
    opacity: 1;
    transform: translate(0, -50%);
  }

  .page-home .fit__grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: center;
    gap: 3rem;
  }

  .page-home .ver {
    padding: 2rem 2.25rem;
  }

  .page-home .help {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 3rem;
    padding: 2.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .tile,
  .page-home .help__cat-link,
  .page-home .idx__name,
  .page-home .news__link {
    transition: none;
  }

  .page-home .tile::before,
  .page-home .idx__note {
    transition: none;
  }

  .page-home .tile:active,
  .page-home .help__cat-link:active {
    transform: none;
  }
}