/*
 * 成长树标准二级页 Hero。
 * 页面只负责提供 site-standard-hero 与对应的 stat-columns 类，
 * 标题、导航、副标题和数据卡片由这里统一维护。
 */
:root {
  --standard-hero-ink: var(--ink, #20342b);
  --standard-hero-muted: #557569;
  --standard-hero-leaf: var(--leaf-deep, #16784e);
  --standard-hero-line: rgba(219, 229, 223, .86);
  --standard-hero-card-bg: rgba(255, 255, 255, .7);
}

.site-standard-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
}

.site-standard-hero > :first-child { min-width: 0; }

.site-standard-hero .hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 8px;
  color: var(--standard-hero-muted);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.35;
}

.site-standard-hero .hero-breadcrumb a {
  color: var(--standard-hero-leaf);
  text-decoration: none;
}

.site-standard-hero .hero-breadcrumb a:hover { text-decoration: underline; }
.site-standard-hero .hero-breadcrumb [aria-current="page"] { color: var(--standard-hero-ink); }

.site-standard-hero h1 {
  margin: 0;
  color: var(--standard-hero-ink);
  font-size: var(--site-hero-title-size, clamp(42px, 5vw, 72px));
  line-height: 1.05;
  letter-spacing: 0;
}

.site-standard-hero .site-hero-subtitle {
  max-width: 620px;
  margin: 14px 0 0;
  color: #3f5f51;
  font-size: 18px;
  line-height: 1.6;
}

.site-standard-hero-stats {
  display: grid;
  gap: 10px;
  width: min(100%, 540px);
}

/* 页面自己的 Hero 类只负责语义命名，统计卡片间距由标准模板统一。 */
.site-standard-hero .site-standard-hero-stats { gap: 10px; }

.site-standard-hero-stats--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); width: 420px; max-width: 100%; }
.site-standard-hero-stats--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); width: 540px; max-width: 100%; }
.site-standard-hero-stats--5 { grid-template-columns: repeat(5, minmax(0, 1fr)); width: 540px; max-width: 100%; }

.site-standard-hero-stats > article {
  min-width: 0;
  min-height: 76px;
  padding: 14px;
  overflow: hidden;
  border: 1px solid var(--standard-hero-line);
  border-radius: 8px;
  background: var(--standard-hero-card-bg);
  box-shadow: none;
}

.site-standard-hero-stats > article > span {
  display: block;
  overflow: hidden;
  color: var(--standard-hero-muted);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-standard-hero-stats > article > strong {
  display: block;
  overflow: hidden;
  margin-top: 6px;
  color: var(--standard-hero-ink);
  font-size: 26px;
  line-height: 1.05;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-standard-hero-stats > article > small {
  display: block;
  overflow: hidden;
  margin-top: 4px;
  color: var(--standard-hero-muted);
  font-size: 10px;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 1180px) {
  .site-standard-hero { gap: 20px; }
  .site-standard-hero-stats--4,
  .site-standard-hero-stats--5 { width: min(100%, 480px); }
}

@media (max-width: 820px) {
  .site-standard-hero {
    grid-template-columns: 1fr;
    height: auto;
    min-height: auto;
  }

  .site-standard-hero-stats,
  .site-standard-hero-stats--3,
  .site-standard-hero-stats--4,
  .site-standard-hero-stats--5 {
    width: 100%;
    margin-top: 4px;
  }
}

@media (max-width: 620px) {
  .site-standard-hero-stats--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .site-standard-hero-stats--4,
  .site-standard-hero-stats--5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-standard-hero-stats > article { min-height: 70px; padding: 11px; }
  .site-standard-hero-stats > article > strong { font-size: 22px; }
}