.page-home {
  --home-hero-orb: rgba(255, 107, 26, 0.16);
  --home-frame-radius: 18px;
}

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

/* ===== 首屏框景 ===== */
.page-home .home-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(1rem, 4vw, 2.5rem));
  padding-bottom: clamp(2rem, 5vw, 4rem);
  overflow: hidden;
}

.page-home .home-hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, var(--home-hero-orb), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-home .home-hero__frame {
  position: relative;
  background: linear-gradient(140deg, rgba(15, 36, 69, 0.88) 0%, rgba(10, 26, 58, 0.68) 100%);
  border: 1px solid var(--c-border);
  border-radius: var(--home-frame-radius);
  padding: 1.25rem 1.1rem 1.6rem;
}

.page-home .home-hero__frame::before,
.page-home .home-hero__frame::after {
  content: '';
  position: absolute;
  width: 26px;
  height: 26px;
  border: 0 solid var(--c-accent);
  pointer-events: none;
}

.page-home .home-hero__frame::before {
  top: -1px;
  left: -1px;
  border-top-width: 2px;
  border-left-width: 2px;
  border-top-left-radius: var(--home-frame-radius);
}

.page-home .home-hero__frame::after {
  bottom: -1px;
  right: -1px;
  border-bottom-width: 2px;
  border-right-width: 2px;
  border-bottom-right-radius: var(--home-frame-radius);
}

.page-home .home-hero__ticks {
  display: flex;
  gap: 6px;
  margin-bottom: 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--c-border);
}

.page-home .home-hero__ticks span {
  display: block;
  width: 2px;
  height: 10px;
  background: var(--c-metal);
  opacity: 0.5;
}

.page-home .home-hero__content {
  position: relative;
  z-index: 1;
}

.page-home .home-hero__path {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--c-text-dim);
  margin: 0 0 1.1rem;
  text-transform: uppercase;
}

.page-home .home-hero__kicker {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 0.85rem;
}

.page-home .home-hero__kicker-text {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  color: var(--c-text-dim);
  text-transform: uppercase;
}

.page-home .home-hero__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 4.2rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--c-text);
  text-shadow: 0 2px 30px rgba(10, 26, 58, 0.75);
}

.page-home .home-hero__desc {
  margin: 0 0 1.4rem;
  color: var(--c-text-dim);
  font-size: 0.98rem;
  line-height: 1.65;
  max-width: 34rem;
}

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

.page-home .home-hero__cta,
.page-home .home-hero__cta-ghost {
  min-width: 9.5rem;
  justify-content: center;
}

.page-home .home-hero__status {
  position: relative;
  margin-top: 1.75rem;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .home-hero__status-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-home .home-hero__status-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(10, 26, 58, 0.9) 20%, rgba(15, 36, 69, 0.5) 100%);
}

.page-home .home-hero__status-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin: 0;
  padding: 1rem 0.75rem;
}

.page-home .home-hero__status-item {
  padding: 0 0.75rem;
  border-right: 1px solid var(--c-border);
}

.page-home .home-hero__status-item:last-child {
  border-right: 0;
}

.page-home .home-hero__status-item dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  margin-bottom: 0.3rem;
}

.page-home .home-hero__status-item dd {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--c-text);
  white-space: nowrap;
}

.page-home .home-hero__visual-wrap {
  position: relative;
  margin-top: 2rem;
}

.page-home .home-hero__visual-glow {
  position: absolute;
  right: -40px;
  top: -40px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(198, 255, 0, 0.12), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-home .home-hero__visual-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(3% 0, 100% 0, 100% 100%, 0 100%);
}

.page-home .home-hero__visual-note {
  display: none;
}

/* ===== 章节标题通用 ===== */
.page-home .home-section-head {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--c-border);
}

.page-home .home-section-head__id {
  font-family: var(--font-display);
  font-size: 2.6rem;
  line-height: 0.85;
  color: transparent;
  -webkit-text-stroke: 1px var(--c-accent);
  flex-shrink: 0;
  user-select: none;
}

.page-home .home-section-head__body {
  flex: 1;
}

.page-home .home-section-head__title {
  margin: 0 0 0.3rem;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 4vw, 2rem);
  line-height: 1.15;
  color: var(--c-text);
}

.page-home .home-section-head__desc {
  margin: 0;
  font-size: 0.92rem;
  color: var(--c-text-dim);
  line-height: 1.55;
}

.page-home .home-section-head__note {
  display: none;
}

/* ===== 01 公告区 ===== */
.page-home .home-news {
  position: relative;
  background: var(--c-bg-alt);
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
}

.page-home .home-news::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 18%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-accent-2));
  transform: rotate(-12deg);
  transform-origin: right top;
  opacity: 0.55;
  pointer-events: none;
}

.page-home .home-news__card {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  background: var(--c-bg-card);
  border-left: 3px solid var(--c-accent);
  border-top: 1px solid var(--c-border);
  border-right: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.1rem;
  text-decoration: none;
  color: var(--c-text);
  transition: border-color var(--trans), transform var(--trans), box-shadow var(--trans);
}

.page-home .home-news__card:hover {
  border-color: var(--c-accent);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(10, 26, 58, 0.35);
}

.page-home .home-news__badge {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.page-home .home-news__meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--c-text-dim);
  text-transform: uppercase;
}

.page-home .home-news__content {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-home .home-news__title {
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  font-family: var(--font-display);
  line-height: 1.2;
  color: var(--c-text);
}

.page-home .home-news__desc {
  color: var(--c-text-dim);
  font-size: 0.9rem;
  line-height: 1.55;
}

.page-home .home-news__arrow {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--c-accent);
  transition: transform var(--trans);
}

.page-home .home-news__card:hover .home-news__arrow {
  transform: translateX(4px);
}

/* ===== 02 会员中心 ===== */
.page-home .home-member {
  position: relative;
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
}

.page-home .home-member::before {
  content: '';
  position: absolute;
  left: -100px;
  bottom: 0;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(29, 78, 216, 0.2), transparent 70%);
  pointer-events: none;
}

.page-home .home-member__grid {
  position: relative;
  z-index: 1;
}

.page-home .home-member__visual {
  position: relative;
}

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

.page-home .home-member__visual-tag {
  position: absolute;
  left: 0;
  bottom: 0;
  background: var(--c-accent);
  color: var(--c-bg);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  padding: 0.4rem 0.8rem;
  text-transform: uppercase;
}

.page-home .home-member__body {
  margin-top: 1.6rem;
}

.page-home .home-member__steps {
  list-style: none;
  margin: 0 0 1.75rem;
  padding: 0;
}

.page-home .home-member__step {
  display: flex;
  gap: 0.9rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--c-border);
}

.page-home .home-member__step:first-child {
  border-top: 1px solid var(--c-border);
}

.page-home .home-member__num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--c-accent);
  flex-shrink: 0;
  padding-top: 0.2rem;
}

.page-home .home-member__step-body h3 {
  margin: 0 0 0.3rem;
  font-size: 1.1rem;
  color: var(--c-text);
}

.page-home .home-member__step-body p {
  margin: 0;
  color: var(--c-text-dim);
  font-size: 0.9rem;
  line-height: 1.55;
}

.page-home .home-member__cta {
  display: inline-flex;
}

/* ===== 03 站内检索 ===== */
.page-home .home-search {
  position: relative;
  background: var(--c-bg-alt);
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
}

.page-home .home-search::before {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(198, 255, 0, 0.07), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-home .home-search__grid {
  position: relative;
  z-index: 1;
}

.page-home .home-search__lead {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--c-text);
  margin: 0 0 1.2rem;
  max-width: 30rem;
}

.page-home .home-search__box {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--c-bg);
  border: 1px solid var(--c-accent);
  border-radius: var(--radius);
  padding: 0.92rem 1rem;
  text-decoration: none;
  color: var(--c-text);
  transition: box-shadow var(--trans), border-color var(--trans);
}

.page-home .home-search__box:hover {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 4px rgba(255, 107, 26, 0.1), 0 0 26px rgba(255, 107, 26, 0.08);
}

.page-home .home-search__icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.page-home .home-search__icon::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--c-accent);
  border-radius: 50%;
}

.page-home .home-search__icon::after {
  content: '';
  position: absolute;
  right: -3px;
  bottom: -3px;
  width: 8px;
  height: 2px;
  background: var(--c-accent);
  transform: rotate(45deg);
  transform-origin: right center;
}

.page-home .home-search__placeholder {
  flex: 1;
  color: var(--c-text-dim);
  font-size: 0.92rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-home .home-search__submit {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--c-accent);
  text-transform: uppercase;
  border: 1px solid var(--c-accent);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius);
  transition: background var(--trans), color var(--trans);
}

.page-home .home-search__box:hover .home-search__submit {
  background: var(--c-accent);
  color: var(--c-bg);
}

.page-home .home-search__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.1rem;
}

.page-home .home-search__tags-label {
  font-size: 0.85rem;
  color: var(--c-text-dim);
}

.page-home .home-search__tag {
  display: inline-block;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--c-text-dim);
  text-decoration: none;
  transition: border-color var(--trans), color var(--trans);
}

.page-home .home-search__tag:hover {
  border-color: var(--c-accent-2);
  color: var(--c-accent-2);
}

.page-home .home-search__hint {
  margin: 1.2rem 0 0;
  font-size: 0.82rem;
  color: var(--c-text-dim);
  line-height: 1.55;
  max-width: 30rem;
}

.page-home .home-search__visual {
  position: relative;
  margin-top: 2rem;
}

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

.page-home .home-search__visual-note {
  position: absolute;
  right: 0.6rem;
  bottom: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  color: var(--c-metal);
  background: rgba(10, 26, 58, 0.72);
  padding: 0.35rem 0.7rem;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 640px) {
  .page-home .home-news__card {
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
    padding: 1.4rem 1.5rem;
  }

  .page-home .home-news__arrow {
    margin-left: auto;
    align-self: center;
  }
}

@media (min-width: 960px) {
  .page-home .home-hero {
    padding-top: calc(var(--header-h) + clamp(1.5rem, 5vw, 4rem));
  }

  .page-home .home-hero__frame {
    padding: 2rem 2.4rem 2.4rem;
  }

  .page-home .home-hero__grid {
    display: grid;
    grid-template-columns: 1.12fr 0.88fr;
    gap: 2.8rem;
    align-items: center;
  }

  .page-home .home-hero__title {
    font-size: clamp(3rem, 5vw, 4.6rem);
  }

  .page-home .home-hero__desc {
    font-size: 1.05rem;
  }

  .page-home .home-hero__visual-wrap {
    margin-top: 0;
  }

  .page-home .home-hero__visual-img {
    clip-path: polygon(8% 0, 100% 0, 100% 100%, 0 100%);
  }

  .page-home .home-hero__visual-note {
    display: block;
    position: absolute;
    top: 50%;
    right: -0.4rem;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.42em;
    color: var(--c-metal);
    opacity: 0.72;
    pointer-events: none;
  }

  .page-home .home-section-head {
    margin-bottom: 2rem;
  }

  .page-home .home-section-head__id {
    font-size: 3.4rem;
  }

  .page-home .home-section-head__note {
    display: block;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.3em;
    color: var(--c-metal);
    opacity: 0.6;
    text-transform: uppercase;
    padding-top: 0.2rem;
  }

  .page-home .home-member__grid {
    display: grid;
    grid-template-columns: 0.88fr 1.12fr;
    gap: 3rem;
    align-items: center;
  }

  .page-home .home-member__body {
    margin-top: 0;
  }

  .page-home .home-search__grid {
    display: grid;
    grid-template-columns: 1.02fr 0.98fr;
    gap: 3rem;
    align-items: center;
  }

  .page-home .home-search__visual {
    margin-top: 0;
  }

  .page-home .home-search__lead {
    font-size: 1.08rem;
  }

  .page-home .home-search__placeholder {
    font-size: 1rem;
  }
}