/* 三禾母婴：顶部品牌与收货报价横幅。 */
.topbar { flex-wrap: wrap; gap: 12px; padding: 22px 2px 19px; }
.brand-lockup { gap: 9px; min-width: 0; }
.brand-logo { display: block; flex: 0 0 auto; width: 54px; height: 54px; object-fit: contain; }
.brand-name { margin: 0; color: #173f66; font-size: 23px; font-weight: 700; letter-spacing: .08em; line-height: 1.35; }
.brand-tagline { margin: 3px 0 0; color: #7b8a99; font-size: 12px; letter-spacing: .06em; white-space: nowrap; }
.update-pill { gap: 7px; padding: 8px 11px; background: #edf3f7; font-size: 12px; border-color: #dee8ee; }
.live-dot { width: 5px; height: 5px; background: #5a947e; box-shadow: 0 0 0 3px #5a947e15; }

.hero-card { isolation: isolate; min-height: 0; margin-bottom: 30px; padding: 25px 30px 0; color: #183e5c; border: 1px solid #dae7f0; border-radius: 22px; background: linear-gradient(115deg, #ffffff 12%, #f3f8fc 54%, #deedf7); box-shadow: 0 12px 28px #1236540b; }
.hero-card::after { content: none; }
.hero-topline { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 17px; border-bottom: 1px solid #cfdee980; }
.hero-topline h1 { flex-shrink: 0; margin: 0; font-size: 20px; line-height: 1.4; font-weight: 700; letter-spacing: .04em; }
.hero-main { display: grid; grid-template-columns: 1.12fr 1fr; gap: 8px; align-items: center; padding: 25px 0 27px; }
.hero-copy { position: relative; z-index: 1; min-width: 0; }
.hero-slogan { margin: 0; font-size: 43px; font-weight: 700; letter-spacing: -.025em; line-height: 1.28; }
.hero-slogan em { display: inline-block; margin-left: .65em; color: #4285ac; font-style: normal; }
.hero-description { margin: 14px 0 0; color: #707c81; font-size: 14px; line-height: 1.6; letter-spacing: .02em; }
.hero-visual { min-width: 0; }
.hero-visual img { display: block; width: 100%; height: 255px; object-fit: contain; }
.hero-actions { display: flex; align-items: center; gap: 18px; margin-top: 22px; }
.hero-actions a { display: inline-flex; align-items: center; justify-content: center; min-height: 43px; gap: 16px; border-radius: 8px; font-size: 14px; font-weight: 600; text-decoration: none; transition: background 160ms, transform 160ms; }
.hero-primary { padding: 0 17px; color: #fff; background: #174a70; box-shadow: 0 4px 10px #173e5e12; }
.hero-primary:hover { background: #113955; transform: translateY(-1px); }
.hero-secondary { padding: 0 2px; color: #254d67; }
.hero-secondary:hover { color: #4285ac; }
.hero-actions a:focus-visible { outline: 2px solid #4285ac; outline-offset: 4px; }
.hero-notice { min-width: 0; margin: 0; color: #61788a; font-size: 12px; line-height: 1.6; text-align: right; }
.hero-notice strong { display: block; margin-bottom: 2px; color: #47677f; font-weight: 600; }
.hero-notice span { display: block; }
#browse-title, #cooperation-title { scroll-margin-top: 24px; }

@media (max-width: 679px) {
  .topbar { padding-top: 17px; padding-bottom: 17px; }
  .brand-logo { width: 45px; height: 45px; }
  .brand-name { font-size: 20px; }
  .brand-tagline { font-size: 12px; }
  .hero-card { margin-bottom: 26px; padding: 19px 20px 0; border-radius: 20px; }
  .hero-topline { padding-bottom: 14px; }
  .hero-topline h1 { font-size: 18px; letter-spacing: .02em; }
  .hero-main { grid-template-columns: 65% 35%; gap: 0; padding: 21px 0 23px; }
  .hero-copy { display: contents; }
  .hero-slogan { grid-column: 1; grid-row: 1; font-size: clamp(29px, 8vw, 40px); line-height: 1.3; }
  .hero-slogan em { white-space: nowrap; }
  .hero-description { grid-column: 1 / -1; margin-top: 16px; font-size: 14px; }
  .hero-visual { grid-column: 2; grid-row: 1; width: 100%; pointer-events: none; }
  .hero-visual img { height: auto; width: 100%; }
  .hero-actions { grid-column: 1 / -1; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
  .hero-actions a { min-height: 44px; font-size: 14px; gap: 10px; }
  .hero-primary { padding: 0 14px; }
  .cooperation-row { grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 8px 12px; }
  .cooperation-label { grid-column: 1 / -1; }
  .cooperation-value { grid-column: 1; }
  .group-note { align-items: flex-start; line-height: 1.6; }
  .group-note::before { flex-shrink: 0; }
}
@media (max-width: 359px) {
  body { min-width: 0; }
  .topbar { gap: 8px; flex-wrap: wrap; }
  .brand-lockup { gap: 6px; }
  .brand-logo { width: 38px; height: 38px; }
  .brand-name { font-size: 18px; }
  .brand-tagline { font-size: 12px; }
  .update-pill { padding: 7px 8px; gap: 5px; margin-left: auto; font-size: 12px; }
  .hero-card { padding-left: 16px; padding-right: 16px; }
  .hero-slogan { font-size: 27px; }
  .hero-description { font-size: 14px; }
}