/**
 * Footer 页脚自包含样式
 * 随 footer.html 组件一起加载
 */

.site-footer {
  background: radial-gradient(circle at top left, rgba(34, 197, 94, 0.22), transparent), #020617 !important;
  color: #9ca3af !important;
  padding: 18px 16px 14px !important;
  font-size: 12px !important;
  border-top: 1px solid rgba(148, 163, 184, 0.45) !important;
  content-visibility: visible !important;
}

.footer-inner {
  max-width: 1120px !important;
  margin: 0 auto !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 8px !important;
}

/* === 品牌矩阵区 === */
.footer-brand-row {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: 8px !important;
  padding-bottom: 12px !important;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12) !important;
}

.footer-brand-header {
  text-align: center;
}

.footer-brand-title {
  font-size: 11px !important;
  color: rgba(255,255,255,0.5) !important;
  letter-spacing: 2px !important;
  text-transform: uppercase !important;
  margin-bottom: 2px !important;
}

.footer-brand-subtitle {
  font-size: 14px !important;
  color: rgba(255,255,255,0.85) !important;
  font-weight: 500 !important;
  position: relative !important;
  display: inline-block !important;
  padding-bottom: 6px !important;
}

.footer-brand-subtitle::after {
  content: '' !important;
  position: absolute !important;
  bottom: 0 !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
  width: 28px !important;
  height: 2px !important;
  background: #22c55e !important;
  border-radius: 2px !important;
}

.footer-brand-subtitle-link {
  color: inherit !important;
  text-decoration: none !important;
  transition: color .25s ease !important;
}

.footer-brand-subtitle-link:hover {
  color: #22c55e !important;
}

.footer-brand-subtitle-link::before {
  content: '' !important;
  display: inline-block !important;
  width: 0 !important;
  height: 0 !important;
}

.footer-brand-grid {
  display: grid !important;
  grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
  gap: 8px !important;
  max-width: 1060px !important;
  margin: 0 auto !important;
  justify-items: stretch !important;
  align-items: stretch !important;
}

.footer-brand-grid > .footer-brand-card:last-child:nth-child(5n+1) {
  grid-column: 3 / 4 !important;
}
.footer-brand-grid > .footer-brand-card:nth-last-child(2):nth-child(5n+1) {
  grid-column: 2 / 3 !important;
}
.footer-brand-grid > .footer-brand-card:nth-last-child(2):nth-child(5n+1) ~ .footer-brand-card {
  grid-column: 4 / 5 !important;
}

@media (max-width: 1100px) {
  .footer-brand-grid {
    grid-template-columns: repeat(4, minmax(140px, 1fr)) !important;
    max-width: 780px !important;
  }
  .footer-brand-grid > .footer-brand-card:last-child:nth-child(5n+1),
  .footer-brand-grid > .footer-brand-card:nth-last-child(2):nth-child(5n+1),
  .footer-brand-grid > .footer-brand-card:nth-last-child(2):nth-child(5n+1) ~ .footer-brand-card {
    grid-column: auto !important;
  }
}

@media (max-width: 860px) {
  .footer-brand-grid {
    grid-template-columns: repeat(3, 1fr) !important;
    max-width: 600px !important;
    gap: 7px !important;
  }
}

@media (max-width: 560px) {
  .footer-brand-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    max-width: 400px !important;
    gap: 6px !important;
  }
}

.footer-brand-card {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  padding: 7px 10px !important;
  background: linear-gradient(135deg, rgba(52,152,219,0.18), rgba(52,152,219,0.12)) !important;
  border-radius: 8px !important;
  border: 1px solid rgba(52, 152, 219, 0.32) !important;
  text-decoration: none !important;
  color: rgba(255,255,255,0.92) !important;
  font-size: 12px !important;
  font-weight: 500 !important;
  transition: all 0.28s ease !important;
  cursor: pointer !important;
  backdrop-filter: blur(4px) !important;
  min-height: 34px !important;
  min-width: 0 !important;
  box-sizing: border-box !important;
  flex-wrap: nowrap !important;
  overflow: hidden !important;
}

.footer-brand-card:hover {
  background: linear-gradient(135deg, rgba(34,197,94,0.26), rgba(22,163,74,0.18)) !important;
  border-color: rgba(34, 197, 94, 0.55) !important;
  color: #22c55e !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 16px rgba(34, 197, 94, 0.22) !important;
}

.brand-icon {
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
}

.brand-name {
  font-size: 12px;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  max-width: 100% !important;
}

.brand-url {
  font-size: 9px !important;
  color: rgba(110, 231, 183, 0.7) !important;
  font-family: 'Courier New', monospace !important;
  margin-left: 2px !important;
  opacity: 0.6 !important;
  transition: opacity 0.3s ease !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  max-width: 100% !important;
}

.footer-brand-card:hover .brand-url {
  opacity: 1 !important;
  color: #6ee7b7 !important;
}

/* === 联系方式行 === */
.footer-contact-row {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 12px !important;
  margin-top: 8px !important;
}

.footer-contact-item {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: 6px !important;
  text-align: center !important;
  padding: 10px 8px !important;
  background: rgba(31, 41, 55, 0.5) !important;
  border-radius: 8px !important;
  border: 1px solid rgba(75, 85, 99, 0.3) !important;
  transition: border-color 0.2s ease-out, background 0.2s ease-out;
}

.footer-contact-item:hover {
  background: rgba(31, 41, 55, 0.75) !important;
  border-color: rgba(17, 162, 107, 0.35) !important;
}

.footer-contact-item img {
  width: 96px !important;
  height: 96px !important;
  border-radius: 8px !important;
  object-fit: cover !important;
  background: #111827;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

.footer-contact-label {
  font-size: 12px;
  font-weight: 600;
  color: #e5e7eb;
  line-height: 1.3;
}

.footer-contact-note {
  font-size: 10px;
  color: #9ca3af;
  line-height: 1.4;
  max-width: 220px;
}

/* === 公司信息 === */
.footer-company-info {
  display: grid !important;
  grid-template-columns: 1fr 1fr !important;
  gap: 14px 20px !important;
  margin-top: 6px !important;
  padding-top: 10px !important;
  border-top: 1px dashed rgba(75, 85, 99, 0.5) !important;
}

.footer-company-section h4 {
  color: #e5e7eb;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 4px;
}

.footer-company-section p {
  color: #9ca3af;
  font-size: 11px;
  line-height: 1.55;
  margin-bottom: 4px;
}

.footer-company-section ul {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

.footer-company-section ul li {
  color: #9ca3af;
  font-size: 11px;
  line-height: 1.5;
  padding-left: 14px;
  margin-bottom: 2px;
  position: relative;
}

.footer-company-section ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #22c55e;
  font-size: 10px;
}

/* === 品牌双口号 === */
.footer-brand-slogans {
  display: flex !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px 16px !important;
  padding: 10px 12px !important;
  margin-top: 4px !important;
  border-top: 1px solid rgba(148, 163, 184, 0.12) !important;
  text-align: center !important;
}

.footer-brand-slogans__item {
  font-size: 13px !important;
  font-weight: 600 !important;
  color: rgba(255, 255, 255, 0.88) !important;
  letter-spacing: 0.02em !important;
}

.footer-brand-slogans__sep {
  color: rgba(148, 163, 184, 0.45) !important;
  font-size: 12px !important;
}

@media (max-width: 640px) {
  .footer-brand-slogans__sep {
    display: none !important;
  }

  .footer-brand-slogans {
    flex-direction: column !important;
    gap: 4px !important;
  }
}

/* === 底部元信息 === */
.footer-meta {
  color: #6b7280 !important;
  border-top: 1px dashed rgba(75, 85, 99, 0.8) !important;
  padding-top: 6px !important;
  margin-top: 2px !important;
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 4px 16px !important;
  font-size: 10px !important;
  line-height: 1.45 !important;
}

.footer-meta a {
  color: #6ee7b7;
  text-decoration: none;
}

.footer-meta a:hover {
  color: #34d399;
}

/* === 资质荣誉栏 === */
.footer-certifications-container {
  width: 100% !important;
  padding: 5px 0 !important;
  background: rgba(255,255,255,0.05) !important;
  margin: 4px 0 !important;
}

.footer-certifications {
  display: flex !important;
  flex-wrap: nowrap !important;
  overflow-x: auto !important;
  gap: 10px !important;
  padding: 0 8px !important;
  justify-content: space-around !important;
  max-width: none !important;
  width: 100% !important;
  font-size: 10px !important;
}

.footer-certifications span {
  white-space: nowrap !important;
  padding: 0 !important;
  background: transparent !important;
  border-radius: 0 !important;
  color: rgba(110, 231, 183, 0.8) !important;
  font-size: 10px !important;
  border: none !important;
}

/* === 移动端响应式 === */
@media (max-width: 768px) {
  .site-footer {
    padding: 14px 12px 12px !important;
  }
  .footer-contact-row {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }
  .footer-contact-item {
    flex-direction: row !important;
    align-items: center !important;
    text-align: left !important;
    gap: 10px !important;
    padding: 8px 10px !important;
  }
  .footer-contact-item img {
    width: 72px !important;
    height: 72px !important;
    flex-shrink: 0;
  }
  .footer-contact-note {
    max-width: none;
  }
  .footer-company-info {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }
}