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

.page-home img {
  max-width: 100%;
  height: auto;
}

.page-home a:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

/* ===== Hero 首屏 ===== */
.page-home .home-hero {
  position: relative;
  padding: 9.5rem 0 4.5rem;
  background: var(--paper);
  overflow: hidden;
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 8rem;
  background: var(--blue);
  clip-path: polygon(0 0, 100% 0, 100% 76%, 0 100%);
  z-index: 0;
}

.page-home .home-hero__trail {
  position: absolute;
  top: 12%;
  right: 0;
  width: 46%;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--orange));
  transform: rotate(-8deg);
  transform-origin: right center;
  opacity: 0.72;
  z-index: 1;
  pointer-events: none;
}

.page-home .home-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 2.5rem;
}

.page-home .home-hero__kicker {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--blue);
  margin-bottom: 0.75rem;
}

.page-home .home-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 1rem;
}

.page-home .home-hero__lead {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(22, 30, 46, 0.68);
  max-width: 46ch;
  margin: 0 0 1.5rem;
}

.page-home .version-check {
  background: #fff;
  border-radius: 20px;
  padding: 1.25rem;
  box-shadow: 0 16px 40px rgba(10, 92, 255, 0.16);
  border: 1px solid var(--line);
}

.page-home .version-check__top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--ink);
}

.page-home .version-check__icon {
  color: var(--blue);
}

.page-home .version-check__top label {
  cursor: pointer;
}

.page-home .version-check__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-home .version-check__input {
  flex: 1 1 100%;
  min-width: 0;
  border: 2px solid var(--line);
  border-radius: 12px;
  padding: 0.8rem 1rem;
  font: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.page-home .version-check__input::placeholder {
  color: rgba(22, 30, 46, 0.38);
}

.page-home .version-check__input:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(10, 92, 255, 0.12);
}

.page-home .version-check__go {
  flex: 1 1 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  text-decoration: none;
  font-weight: 600;
  padding: 0.8rem 1.1rem;
  border-radius: 12px;
  background: var(--blue);
  color: #fff;
  font-size: 0.95rem;
  transition: background 0.2s, transform 0.2s;
}

.page-home .version-check__go:hover {
  background: #054bd4;
  transform: translateY(-1px);
}

.page-home .version-check__hint {
  margin: 0.8rem 0 0;
  font-size: 0.8rem;
  color: rgba(22, 30, 46, 0.6);
  line-height: 1.5;
}

.page-home .hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  margin: 1.75rem 0 0;
}

.page-home .hero-stats__cell {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  color: var(--ink);
  margin: 0;
}

.page-home .hero-stats__cell dt {
  font-size: 0.72rem;
  font-weight: 500;
  color: rgba(22, 30, 46, 0.58);
}

.page-home .hero-stats__cell dd {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0.1rem 0 0;
  letter-spacing: -0.01em;
}

.page-home .home-hero__media {
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 24px 50px rgba(22, 30, 46, 0.14);
  border: 1px solid var(--line);
}

.page-home .home-hero__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
}

.page-home .home-hero__media figcaption {
  padding: 0.7rem 0.9rem;
  font-size: 0.78rem;
  color: rgba(22, 30, 46, 0.66);
  background: rgba(255, 255, 255, 0.9);
}

/* ===== 信息专区 ===== */
.page-home .home-portal {
  padding: 3.5rem 0 4.5rem;
}

.page-home .home-portal__grid {
  display: grid;
  gap: 2rem;
}

.page-home .home-portal__rail {
  position: relative;
  padding-left: 1rem;
}

.page-home .home-portal__rail::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 4px;
  height: 4.8rem;
  background: var(--orange);
}

.page-home .home-portal__note {
  margin: 1rem 0 1.2rem;
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(22, 30, 46, 0.7);
}

.page-home .home-portal__all {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 2px solid rgba(10, 92, 255, 0.24);
  padding-bottom: 0.15rem;
  transition: border-color 0.2s, color 0.2s;
}

.page-home .home-portal__all:hover {
  color: #054bd4;
  border-color: var(--blue);
}

.page-home .home-portal__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-home .portal-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.1rem 1.2rem;
  text-decoration: none;
  color: var(--ink);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.page-home .portal-card::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: 0;
  background: var(--orange);
  transition: width 0.2s;
}

.page-home .portal-card:hover,
.page-home .portal-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(22, 30, 46, 0.1);
  border-color: var(--blue);
}

.page-home .portal-card:hover::after,
.page-home .portal-card:focus-visible::after {
  width: 100%;
}

.page-home .portal-card__order {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--blue);
  opacity: 0.8;
  flex: 0 0 auto;
}

.page-home .portal-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.page-home .portal-card__name {
  font-size: 1.05rem;
  font-weight: 700;
}

.page-home .portal-card__desc {
  font-size: 0.82rem;
  color: rgba(22, 30, 46, 0.66);
}

.page-home .portal-card__steps {
  margin-left: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.3rem;
  font-size: 0.78rem;
  flex: 0 0 auto;
}

.page-home .portal-card__step {
  background: var(--blue);
  color: #fff;
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  font-weight: 600;
  white-space: nowrap;
}

.page-home .portal-card__old {
  color: var(--orange);
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.2s;
}

.page-home .portal-card:hover .portal-card__old,
.page-home .portal-card:focus-visible .portal-card__old {
  opacity: 1;
}

/* ===== 移动端工具栏 ===== */
.page-home .home-mobile {
  background: var(--night);
  color: #fff;
  padding: 4rem 0 4.5rem;
  border-top: 4px solid var(--orange);
}

.page-home .home-mobile__grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.page-home .home-mobile__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.page-home .phone-frame {
  width: min(250px, 62vw);
  background: transparent;
  border: 8px solid rgba(255, 255, 255, 0.16);
  border-radius: 2.2rem;
  padding: 0.35rem;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.35);
}

.page-home .phone-frame__screen {
  border-radius: 1.5rem;
  overflow: hidden;
  background: var(--paper);
  line-height: 0;
}

.page-home .phone-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.page-home .home-mobile__caption {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
}

.page-home .home-mobile__label {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--orange);
  margin-bottom: 0.75rem;
}

.page-home .home-mobile__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: #fff;
  margin: 0 0 0.85rem;
}

.page-home .home-mobile__lead {
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
}

.page-home .home-mobile__list {
  list-style: none;
  margin: 0 0 1.8rem;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-home .home-mobile__list li {
  display: flex;
  gap: 0.9rem;
  align-items: baseline;
  padding: 0.9rem 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.93rem;
  transition: background 0.2s, border-color 0.2s;
}

.page-home .home-mobile__list li:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 90, 31, 0.6);
}

.page-home .home-mobile__list span {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--orange);
  flex: 0 0 auto;
}

.page-home .home-mobile__link {
  display: inline-flex;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: border-color 0.2s, background 0.2s;
}

.page-home .home-mobile__link:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}

/* ===== 更新记录 ===== */
.page-home .home-updates {
  padding: 4.5rem 0 5rem;
}

.page-home .home-updates__head {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2rem;
}

.page-home .home-updates__more {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 2px solid rgba(10, 92, 255, 0.24);
  padding-bottom: 0.15rem;
  white-space: nowrap;
}

.page-home .home-updates__more:hover {
  color: #054bd4;
  border-color: var(--blue);
}

.page-home .home-updates__body {
  display: grid;
  gap: 2rem;
}

.page-home .home-updates__media {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  background: var(--ink);
  min-height: 220px;
}

.page-home .home-updates__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 5 / 3;
  display: block;
}

.page-home .release-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-home .release-list__item {
  display: grid;
  grid-template-columns: 3.5rem 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1.1rem 1.2rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.page-home .release-list__item:hover {
  transform: translateX(4px);
  box-shadow: 0 10px 24px rgba(22, 30, 46, 0.08);
}

.page-home .release-list__quarter {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--blue);
  background: rgba(10, 92, 255, 0.08);
  border-radius: 10px;
  text-align: center;
  padding: 0.45rem 0;
}

.page-home .release-list__body {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.page-home .release-list__body strong {
  font-size: 0.98rem;
  color: var(--ink);
}

.page-home .release-list__body em {
  font-style: normal;
  font-size: 0.8rem;
  line-height: 1.55;
  color: rgba(22, 30, 46, 0.6);
}

.page-home .release-list__item a {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid transparent;
}

.page-home .release-list__item a:hover {
  border-color: var(--blue);
}

/* ===== 常见说明 ===== */
.page-home .home-help {
  padding: 4rem 0 5rem;
  background: linear-gradient(135deg, rgba(10, 92, 255, 0.06) 0%, var(--paper) 48%);
}

.page-home .home-help__grid {
  display: grid;
  gap: 2.25rem;
}

.page-home .home-help__note {
  margin: 1rem 0 1.3rem;
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(22, 30, 46, 0.7);
}

.page-home .home-help__link {
  display: inline-flex;
  background: var(--blue);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}

.page-home .home-help__link:hover {
  background: #054bd4;
  transform: translateY(-1px);
}

.page-home .home-help__panel {
  display: grid;
  gap: 1.75rem;
}

.page-home .guide-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-home .guide-list li {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.page-home .guide-list li:hover {
  border-color: var(--blue);
  box-shadow: 0 8px 20px rgba(22, 30, 46, 0.08);
}

.page-home .guide-list li a {
  display: flex;
  gap: 1rem;
  align-items: center;
  width: 100%;
  padding: 0.9rem 1.1rem;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.95rem;
}

.page-home .guide-list__num {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--blue);
  background: rgba(10, 92, 255, 0.08);
  border-radius: 8px;
  width: 2.2rem;
  height: 2.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.page-home .home-help__media {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-home .home-help__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* ===== 信任声明 ===== */
.page-home .home-trust {
  background: var(--night);
  color: rgba(255, 255, 255, 0.75);
  padding: 2.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.page-home .home-trust__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  align-items: center;
  justify-content: space-between;
}

.page-home .home-trust__text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.6;
  flex: 1 1 220px;
}

.page-home .home-trust__links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.page-home .home-trust__links a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.88rem;
  transition: color 0.2s;
}

.page-home .home-trust__links a:hover {
  color: var(--orange);
}

.page-home .home-backtop {
  display: inline-block;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #fff;
  text-decoration: none;
  font-size: 0.85rem;
  transition: border-color 0.2s, background 0.2s;
}

.page-home .home-backtop:hover,
.page-home .home-backtop:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 90, 31, 0.15);
}

/* ===== 中屏增强 ===== */
@media (min-width: 680px) {
  .page-home .version-check__row {
    flex-wrap: nowrap;
  }

  .page-home .version-check__input {
    flex: 1 1 auto;
  }

  .page-home .version-check__go {
    flex: 0 0 auto;
    width: auto;
  }

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

  .page-home .portal-card--wide {
    grid-column: span 2;
  }
}

/* ===== 桌面布局 ===== */
@media (min-width: 920px) {
  .page-home .home-hero {
    padding: 5.5rem 0 6.5rem;
  }

  .page-home .home-hero::before {
    left: 0;
    top: 0;
    width: 66%;
    height: 100%;
    clip-path: polygon(0 0, 100% 0, 78% 100%, 0 100%);
  }

  .page-home .home-hero__trail {
    left: 53%;
    right: auto;
    top: 26%;
    width: 22%;
    height: 5px;
    transform: rotate(6deg);
    background: linear-gradient(90deg, var(--orange), rgba(255, 90, 31, 0.05));
  }

  .page-home .home-hero__inner {
    grid-template-columns: 7fr 5fr;
    gap: 4rem;
    align-items: center;
  }

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

  .page-home .home-hero__title {
    color: #fff;
    font-size: clamp(3.6rem, 6vw, 5.2rem);
  }

  .page-home .home-hero__lead {
    color: rgba(255, 255, 255, 0.74);
    font-size: 1.05rem;
  }

  .page-home .version-check {
    margin-right: -2.25rem;
    position: relative;
    z-index: 3;
  }

  .page-home .hero-stats__cell {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.22);
    color: #fff;
  }

  .page-home .hero-stats__cell dt {
    color: rgba(255, 255, 255, 0.68);
  }

  .page-home .hero-stats__cell dd {
    color: #fff;
  }

  .page-home .home-hero__media {
    transform: rotate(1.2deg);
  }

  .page-home .home-portal {
    padding: var(--section-gap) 0;
  }

  .page-home .home-portal__grid {
    grid-template-columns: 4fr 8fr;
    gap: 4rem;
  }

  .page-home .home-mobile {
    padding: 5rem 0 6rem;
  }

  .page-home .home-mobile__grid {
    grid-template-columns: 5fr 7fr;
    gap: 4.5rem;
  }

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

  .page-home .home-updates {
    padding: 6rem 0;
  }

  .page-home .home-updates__body {
    grid-template-columns: 5fr 7fr;
    gap: 3.5rem;
    align-items: stretch;
  }

  .page-home .home-updates__media {
    min-height: 100%;
  }

  .page-home .home-help {
    padding: 5.5rem 0 6.5rem;
  }

  .page-home .home-help__grid {
    grid-template-columns: 4fr 8fr;
    gap: 4rem;
    align-items: start;
  }

  .page-home .home-help__panel {
    grid-template-columns: 7fr 4fr;
    gap: 2rem;
    align-items: center;
  }
}