/**
 * DEV-022: Photochromic Glasses UK site footer styles.
 * Suppression of Blocksy ct-footer, four-column responsive layout, secure payment icons, copyright.
 */

/* 1. 彻底屏蔽 Blocksy 原生默认页脚与历史碎片 */
.ct-footer {
  display: none !important;
}
.pcuk-footer-essentials,
.pcuk-opt005-footer {
  display: none !important;
}

/* 2. 统一语义化页脚主容器 */
.pcuk-site-footer {
  background-color: #f8fafc;
  border-top: 1px solid #e2e8f0;
  color: #475569;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 13.5px;
  line-height: 1.6;
  width: 100%;
  margin-top: auto;
  clear: both;
}

.pcuk-footer-container {
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 32px);
  box-sizing: border-box;
}

/* 3. 四列信息架构网格 */
.pcuk-site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1.1fr;
  gap: clamp(24px, 3.5vw, 44px);
  padding-top: 56px;
  padding-bottom: 44px;
}

.pcuk-site-footer__column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.pcuk-site-footer__column h3 {
  font-size: 14px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.3;
}

.pcuk-site-footer__column p {
  font-size: 13.5px;
  line-height: 1.65;
  color: #64748b;
  margin: 0;
  max-width: 320px;
}

.pcuk-site-footer__column ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.pcuk-site-footer__column li {
  margin: 0;
  padding: 0;
}

.pcuk-site-footer__column a {
  color: #475569;
  text-decoration: none;
  font-size: 13.5px;
  transition: color 0.15s ease, text-decoration 0.15s ease;
  display: inline-block;
}

.pcuk-site-footer__column a:hover {
  color: #1769e0;
  text-decoration: underline;
}

.pcuk-site-footer__column a:focus-visible {
  outline: 2px solid #1769e0;
  outline-offset: 2px;
  border-radius: 2px;
}

/* 4. 安全支付信任条 (Meta Row) */
.pcuk-site-footer__meta {
  border-top: 1px solid #e2e8f0;
  background: #ffffff;
  padding-block: 20px;
}

.pcuk-site-footer__meta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.pcuk-site-footer__payments {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.pcuk-site-footer__payments-title {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
  letter-spacing: 0.02em;
}

.pcuk-site-footer__payments-list {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}

.pcuk-site-footer__payment-method {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 30px;
  padding: 3px 8px;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 4px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.pcuk-site-footer__payment-method img {
  display: block;
  width: auto;
  height: 18px;
  max-width: 44px;
  object-fit: contain;
}

/* 5. 独立版权区 */
.pcuk-site-footer__copyright {
  border-top: 1px solid #f1f5f9;
  background: #ffffff;
  padding-block: 16px 22px;
  text-align: center;
}

.pcuk-site-footer__copyright p {
  margin: 0;
  font-size: 12.5px;
  color: #94a3b8;
  letter-spacing: 0.01em;
}

/* 6. 响应式与多视口适配 */
@media (max-width: 899.98px) {
  .pcuk-site-footer__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px 28px;
    padding-top: 48px;
    padding-bottom: 38px;
  }
}

@media (max-width: 599.98px) {
  .pcuk-site-footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 36px;
    padding-bottom: 30px;
  }

  .pcuk-site-footer__column a {
    min-height: 38px;
    display: inline-flex;
    align-items: center;
  }

  .pcuk-site-footer__column p {
    max-width: none;
  }

  .pcuk-site-footer__meta-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .pcuk-site-footer__payments {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .pcuk-site-footer__copyright {
    text-align: left;
  }
}