/* === 页脚 === */
.footer {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #CC0000 0%, #FF0000 40%, #FF3333 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-xl);
}

/* Swiper slide 内的 footer 填满全屏；子页面通过 page-footer 覆盖为 height: auto */
.swiper-slide .footer {
  height: 100%;
}

.footer-main {
  display: flex;
  max-width: var(--max-width-content);
  margin: 0 auto;
  width: 100%;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.footer-brand {
  flex: 0 0 260px;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-accent);
  letter-spacing: 2px;
  color: #fff;
  margin-bottom: var(--space-md);
  display: inline-block;
}

.footer-brand p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-xs);
  line-height: 1.6;
}

.footer-brand .footer-addresses {
  font-style: normal;
  margin-top: var(--space-md);
  display: flex;
  gap: var(--space-lg);
}

.footer-brand .footer-addr-col p {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-xs);
  line-height: 1.6;
  white-space: nowrap;
}

.footer-nav-col {
  flex: 1;
  min-width: 100px;
}

.footer-nav-col h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: #fff;
}

.footer-nav-col ul li {
  margin-bottom: var(--space-sm);
}

.footer-nav-col ul li a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-base);
}

.footer-nav-col ul li a:hover {
  color: var(--color-accent);
}

.footer-qr {
  display: flex;
  gap: var(--space-lg);
}

.qr-item {
  text-align: center;
}

.qr-placeholder {
  width: 80px;
  height: 80px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
  margin-bottom: var(--space-sm);
}

.qr-item span {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.4);
}

.footer-bottom {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-lg);
  padding-top: var(--space-xl);
  margin-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
  max-width: var(--max-width-content);
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

.footer-bottom a {
  color: rgba(255,255,255,0.3);
  transition: color var(--transition-base);
}

.footer-bottom a:hover {
  color: rgba(255,255,255,0.6);
}