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

/* ===== 首屏：主题声明与内容目录 ===== */
.page-home .home-intro {
  position: relative;
  padding: 40px 0 56px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(0, 90, 141, 0.92) 0%, rgba(0, 90, 141, 0.72) 55%, rgba(30, 136, 168, 0.82) 100%);
  border-bottom: var(--border-w) solid var(--border-color);
  color: var(--color-white);
}

.page-home .home-intro__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.page-home .home-intro__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  display: block;
}

.page-home .home-intro__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle at 78% 26%, rgba(255, 215, 0, 0.2) 0%, transparent 46%),
    linear-gradient(120deg, rgba(0, 90, 141, 0.46), rgba(0, 90, 141, 0.08) 58%, rgba(200, 16, 46, 0.16));
}

.page-home .home-intro__inner {
  position: relative;
  z-index: 2;
}

.page-home .home-intro .breadcrumb {
  display: inline-flex;
  align-items: center;
  margin-bottom: 22px;
  padding: 4px 14px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.page-home .home-intro__eyebrow {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.22em;
  color: var(--color-gold);
}

.page-home .home-intro__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 900;
  line-height: 1.14;
  color: var(--color-white);
  text-shadow: 2px 3px 0 rgba(0, 0, 0, 0.16);
}

.page-home .home-intro__lead {
  max-width: 660px;
  margin: 0 0 30px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.9);
}

.page-home .home-directory {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  max-width: 760px;
}

.page-home .home-directory__item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 2px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
  text-decoration: none;
  transition: transform 0.2s, background 0.2s, border-color 0.2s;
}

.page-home .home-directory__item:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: var(--color-gold);
  transform: translateY(-2px);
}

.page-home .home-directory__num {
  flex: 0 0 auto;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 900;
  color: var(--color-gold);
}

.page-home .home-directory__body {
  display: block;
}

.page-home .home-directory__label {
  display: block;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
}

.page-home .home-directory__desc {
  display: block;
  margin-top: 2px;
  font-size: 12.5px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.72);
}

/* ===== 入口罗盘 ===== */
.page-home .home-compass-section {
  padding: 64px 0 72px;
}

.page-home .home-compass {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-top: 36px;
}

.page-home .home-compass__center {
  width: 180px;
  height: 180px;
  margin: 0;
  border: 4px solid var(--color-gold);
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-white);
  box-shadow: var(--shadow-brutal), 0 0 0 10px rgba(255, 215, 0, 0.22);
  flex: 0 0 auto;
}

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

.page-home .home-compass__card {
  position: relative;
  display: block;
  width: 100%;
  max-width: 360px;
  padding: 16px 18px;
  border: var(--border-w) solid var(--border-color);
  border-radius: var(--radius);
  background: var(--color-white);
  box-shadow: var(--shadow-brutal);
  color: var(--color-ink);
  text-decoration: none;
  transition: transform 0.22s, box-shadow 0.22s, border-color 0.22s;
}

.page-home .home-compass__card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
  box-shadow: var(--shadow-brutal-hover);
}

.page-home .home-compass__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 16px;
  font-weight: 900;
  line-height: 1;
}

.page-home .home-compass__label {
  display: inline-block;
  vertical-align: middle;
  font-size: 16px;
  font-weight: 700;
}

.page-home .home-compass__summary {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--color-grey);
}

/* ===== 历史案例合集 ===== */
.page-home .home-cases-section {
  padding: 64px 0 72px;
  background: var(--color-white);
  border-top: var(--border-w) solid var(--border-color);
  border-bottom: var(--border-w) solid var(--border-color);
}

.page-home .home-cases {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 36px;
}

.page-home .home-cases__media {
  position: relative;
  overflow: hidden;
  border: var(--border-w) solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-brutal);
}

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

.page-home .home-cases__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-home .home-cases__item {
  padding: 18px 20px;
  border-left: 6px solid var(--color-terracotta);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--color-rice);
}

.page-home .home-cases__num {
  display: inline-block;
  margin-bottom: 6px;
  padding: 2px 10px;
  border-radius: 4px;
  background: rgba(200, 16, 46, 0.08);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
}

.page-home .home-cases__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-ink);
}

/* ===== 版本更新记录 ===== */
.page-home .home-version-section {
  padding: 64px 0 72px;
  background: linear-gradient(135deg, var(--color-lapis) 0%, #0a4a6e 62%, var(--color-lake) 100%);
  color: var(--color-white);
}

.page-home .home-version-section .section-num {
  color: var(--color-gold);
}

.page-home .home-version-section .section-title {
  color: var(--color-white);
}

.page-home .home-version-section .section-sub {
  color: rgba(255, 255, 255, 0.7);
}

.page-home .home-version {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 36px;
}

.page-home .home-version__current {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin-bottom: 18px;
}

.page-home .home-version__tag {
  display: inline-block;
  padding: 3px 12px;
  border: 1px solid rgba(255, 215, 0, 0.65);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-gold);
}

.page-home .home-version__number {
  font-size: 30px;
  font-weight: 900;
  line-height: 1.2;
  color: var(--color-gold);
}

.page-home .home-version__note {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.68);
}

.page-home .home-version__changelog {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-version__changelog li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
}

.page-home .home-version__changelog li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
}

.page-home .home-version__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-home .home-version__help {
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-home .home-version__help:hover {
  color: var(--color-gold);
}

.page-home .home-version__side {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-home .home-version__side img {
  width: 100%;
  max-width: 240px;
  height: auto;
  border: 3px solid var(--color-gold);
  border-radius: var(--radius);
  box-shadow: var(--shadow-brutal);
}

.page-home .home-version__stats {
  margin-top: 14px;
  padding: 14px 16px;
  width: 100%;
  max-width: 300px;
  box-sizing: border-box;
  border: 2px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.page-home .home-version__stats p {
  margin: 0;
  padding: 4px 0;
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.82);
}

.page-home .home-version__stats strong {
  margin-right: 6px;
  font-size: 18px;
  color: var(--color-gold);
}

.page-home .home-version__history {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}

/* ===== 桌面端增强 ===== */
@media (min-width: 640px) {
  .page-home .home-directory {
    grid-template-columns: 1fr 1fr;
  }

  .page-home .home-compass__card {
    max-width: 400px;
  }
}

@media (min-width: 900px) {
  .page-home .home-intro {
    padding-top: 64px;
    padding-bottom: 72px;
  }

  .page-home .home-intro__title {
    font-size: 72px;
  }

  .page-home .home-directory__item {
    padding: 18px 20px;
  }

  .page-home .home-compass-section {
    padding: 80px 0 96px;
  }

  .page-home .home-compass {
    height: 640px;
    justify-content: center;
    align-items: center;
  }

  .page-home .home-compass__center {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 340px;
    height: 340px;
    z-index: 1;
  }

  .page-home .home-compass__card {
    position: absolute;
    width: 300px;
    max-width: none;
    z-index: 2;
  }

  .page-home .home-compass__card--north {
    left: 50%;
    top: 6px;
    transform: translateX(-50%);
  }

  .page-home .home-compass__card--south {
    left: 50%;
    bottom: 6px;
    transform: translateX(-50%);
  }

  .page-home .home-compass__card--west {
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
  }

  .page-home .home-compass__card--east {
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
  }

  .page-home .home-cases-section {
    padding: 80px 0 96px;
  }

  .page-home .home-cases {
    grid-template-columns: 400px 1fr;
    gap: 44px;
    align-items: center;
  }

  .page-home .home-version-section {
    padding: 80px 0 96px;
  }

  .page-home .home-version {
    grid-template-columns: 1fr 320px;
    gap: 48px;
    align-items: start;
  }

  .page-home .home-version__number {
    font-size: 36px;
  }
}