/* Header 样式 */
.mp5-header {
  width: 100%;
  background: #fff;
  border-bottom: 1px solid #eee;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
  position: sticky;
  top: 0;
  z-index: 100;
}

.mp5-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  padding: 18px 20px 14px 20px;
  gap: 24px;
}

.mp5-logo {
  min-width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.mp5-logo img {
  height: 24px;
  width: auto;
}

.mp5-header-title {
  font-size: 1.7rem;
  font-weight: 600;
  color: #222;
  letter-spacing: 0.04em;
  flex: 1;
  text-align: left;
}

.mp5-nav {
  display: flex;
  gap: 18px;
}

.mp5-nav a {
  color: #555;
  text-decoration: none;
  font-size: 1.08rem;
  padding: 4px 10px;
  border-radius: 4px;
  transition: background 0.18s, color 0.18s;
}

.mp5-nav a:hover {
  background: #f0f0f0;
  color: #111;
}

.mp5-nav a.active {
  background: #222;
  color: #fff;
  font-weight: bold;
  cursor: default;
}

.mp5-header-links {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
}

.mp5-header-links ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.mp5-header-links li {
  margin: 0;
}

.mp5-header-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.18s;
  color: #555;
}

.mp5-header-links a:hover {
  background: #f0f0f0;
  color: #111;
}

.mp5-header-links .tmall {
  background: none;
}

.mp5-header-links .jd {
  background: none;
}

.mp5-header-links .search {
  background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCI+PHBhdGggZmlsbD0iIzU1NSIgZD0iTTE1LjUgMTRoLS43OWwtLjI4LS4yN0E2LjQ3MSA2LjQ3MSAwIDAgMCAxNiA5LjUgNi41IDYuNSAwIDEgMCA5LjUgMTZjMS42MSAwIDMuMDktLjU5IDQuMjMtMS41N2wuMjcuMjh2Ljc5bDUgNC45OUwyMC40OSAxOWwtNC45OS01em0tNiAwQzcuMDEgMTQgNSAxMS45OSA1IDkuNVM3LjAxIDUgOS41IDUgMTQgNy4wMSAxNCA5LjUgMTEuOTkgMTQgOS41IDE0eiIvPjwvc3ZnPg==') center/16px no-repeat;
}

.mp5-header-links .cloud {
  background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCI+PHBhdGggZmlsbD0iIzU1NSIgZD0iTTE5LjM1IDEwLjA0QzE4LjY3IDYuNTkgMTUuNjYgNCAxMiA0IDkuMTEgNCA2LjYgNS42NCA1LjM1IDguMDQgMi4zNCA4LjM2IDAgMTEuMjggMCAxNGMwIDMuMzEgMi42OSA2IDYgNmgxM2MyLjc2IDAgNS0yLjI0IDUtNSAwLTIuNjQtMi4wNS00Ljc4LTQuNjUtNC45NnoiLz48L3N2Zz4=') center/16px no-repeat;
}

.mp5-header-links .menu-s {
  background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCI+PHBhdGggZmlsbD0iIzU1NSIgZD0iTTMgMThoMTh2LTJIM3Yyem0wLTVoMTh2LTJIM3Yyem0wLTd2MmgxOFY2SDN6Ii8+PC9zdmc+') center/16px no-repeat;
}

.mp5-header-links svg {
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
}

.mp5-header-links a:hover svg {
  transform: scale(1.1);
}

/* 响应式设计 */
@media (max-width: 600px) {
  .mp5-header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 12px 10px;
  }
  
  .mp5-header-title {
    font-size: 1.2rem;
  }
  
  .mp5-logo {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }
  
  .mp5-nav {
    margin-left: 0;
    margin-top: 8px;
    width: 100%;
    gap: 8px;
  }
  
  .mp5-nav a {
    font-size: 0.98rem;
    padding: 3px 6px;
  }
  
  .mp5-header-links {
    margin-left: 0;
    margin-top: 8px;
    width: 100%;
    justify-content: flex-end;
  }
  
  .mp5-header-links a {
    width: 28px;
    height: 28px;
  }
}