/* ========================================
   中国制造网 国内站首页 复刻样式
   ======================================== */

/* ===== Reset & Base ===== */
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  color: #333;
  background: #f0f2f5;
  line-height: 1.6;
  overflow-x: hidden;
  font-size: 14px;
}
a { text-decoration:none; color:inherit; transition: color .2s; }
ul,ol { list-style:none; }
img { max-width:100%; height:auto; display:block; }
button { border:none; cursor:pointer; font-family:inherit; }
input { font-family:inherit; outline:none; }

/* ===== CSS Variables ===== */
:root {
  --mic-blue: #1e5799;
  --mic-blue-dark: #143d6b;
  --mic-blue-light: #2989d8;
  --mic-orange: #e65100;
  --mic-orange-light: #f57c00;
  --mic-green: #2e7d32;
  --mic-red: #d32f2f;
  --mic-bg: #f0f2f5;
  --mic-white: #ffffff;
  --mic-gray-50: #fafafa;
  --mic-gray-100: #f5f5f5;
  --mic-gray-200: #eeeeee;
  --mic-gray-300: #e0e0e0;
  --mic-gray-400: #bdbdbd;
  --mic-gray-500: #9e9e9e;
  --mic-gray-600: #757575;
  --mic-gray-700: #616161;
  --mic-gray-800: #424242;
  --mic-shadow: 0 1px 4px rgba(0,0,0,.08);
  --mic-shadow-md: 0 2px 8px rgba(0,0,0,.1);
  --mic-shadow-lg: 0 4px 16px rgba(0,0,0,.12);
  --mic-radius: 4px;
  --max-width: 1200px;
}

/* ===== Layout ===== */
.container { max-width:var(--max-width); margin:0 auto; padding:0 16px; }

/* ========================================
   顶部工具栏
   ======================================== */
.topbar {
  background: #3a3a3a;
  color: rgba(255,255,255,.75);
  font-size: 12px;
  height: 32px;
  line-height: 32px;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topbar a { color: rgba(255,255,255,.75); }
.topbar a:hover { color: #fff; }
.topbar .sep { color: rgba(255,255,255,.25); margin: 0 8px; }
.topbar-right { display:flex; align-items:center; }
.topbar-left { display:flex; align-items:center; }
.topbar-link { display:flex; align-items:center; gap:2px; }
.topbar .highlight { color: #ffb74d; font-weight:500; }
.topbar .highlight:hover { color: #ffa726; }

/* ========================================
   头部搜索区域
   ======================================== */
.header {
  background: #fff;
  padding: 16px 0;
  box-shadow: var(--mic-shadow);
  position: relative;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
}
.logo a {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.logo-icon {
  display: flex;
  align-items: center;
  gap: 6px;
}
.logo-m {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--mic-blue), var(--mic-blue-light));
  color: #fff;
  font-size: 22px;
  font-weight: 900;
  border-radius: 6px;
}
.logo-cn {
  font-size: 22px;
  font-weight: 700;
  color: var(--mic-blue);
  letter-spacing: 1px;
}
.logo-sub {
  font-size: 11px;
  color: var(--mic-gray-500);
  margin-top: 2px;
  padding-left: 42px;
}
.search-area { flex:1; }
.search-box { position: relative; }
.search-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 0;
}
.search-tab {
  padding: 6px 20px;
  font-size: 13px;
  cursor: pointer;
  color: var(--mic-gray-600);
  border: 1px solid var(--mic-gray-300);
  border-bottom: none;
  background: var(--mic-gray-100);
  border-radius: 4px 4px 0 0;
  transition: all .2s;
  position: relative;
  top: 1px;
}
.search-tab.active {
  background: #fff;
  color: var(--mic-blue);
  font-weight: 600;
  border-color: var(--mic-blue);
  border-bottom-color: #fff;
  z-index: 2;
}
.search-input-wrap {
  display: flex;
  height: 42px;
  border: 2px solid var(--mic-blue);
  border-radius: 0 4px 4px 4px;
  overflow: hidden;
  background: #fff;
}
.search-input {
  flex: 1;
  border: none;
  padding: 0 16px;
  font-size: 14px;
  color: #333;
}
.search-input::placeholder { color: var(--mic-gray-400); }
.search-btn {
  background: var(--mic-blue);
  color: #fff;
  padding: 0 28px;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: background .2s;
  white-space: nowrap;
}
.search-btn:hover { background: var(--mic-blue-light); }
.search-btn .material-symbols-outlined { font-size:18px; }
.hot-search {
  margin-top: 8px;
  font-size: 12px;
  color: var(--mic-gray-500);
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.hot-label { color: var(--mic-gray-600); }
.hot-search a {
  color: var(--mic-gray-600);
  padding: 0 6px;
  transition: color .2s;
}
.hot-search a:hover { color: var(--mic-orange); }
.hot-search .more { color: var(--mic-blue); }

.header-actions { flex-shrink:0; }
.post-inquiry-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--mic-orange);
  color: #fff;
  padding: 10px 20px;
  border-radius: var(--mic-radius);
  font-size: 13px;
  font-weight: 600;
  transition: all .2s;
  white-space: nowrap;
}
.post-inquiry-btn:hover {
  background: var(--mic-orange-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(230,81,0,.3);
}
.post-inquiry-btn .material-symbols-outlined { font-size:18px; }

/* ========================================
   二级导航
   ======================================== */
.subnav {
  background: var(--mic-blue);
  height: 40px;
}
.subnav-inner {
  display: flex;
  align-items: stretch;
  height: 100%;
}
.cat-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 20px;
  background: var(--mic-blue-dark);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  min-width: 180px;
  transition: background .2s;
  white-space: nowrap;
}
.cat-trigger:hover { background: rgba(0,0,0,.25); }
.cat-trigger .material-symbols-outlined { font-size:18px; }
.cat-trigger .arrow { margin-left:auto; font-size:16px; }
.subnav-links {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
  overflow-x: auto;
}
.subnav-links::-webkit-scrollbar { display:none; }
.subnav-links a {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 16px;
  color: rgba(255,255,255,.85);
  font-size: 13px;
  white-space: nowrap;
  transition: all .2s;
  border-bottom: 2px solid transparent;
}
.subnav-links a:hover {
  color: #fff;
  background: rgba(255,255,255,.1);
  border-bottom-color: #fff;
}
.subnav-links .hot-link {
  color: #ffb74d;
  font-weight: 600;
}
.subnav-links .hot-link:hover { color: #ffa726; }

/* ========================================
   主体区域 Hero
   ======================================== */
.hero-section {
  padding: 12px 0 0;
  background: var(--mic-bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: 180px 1fr 240px;
  gap: 12px;
  align-items: stretch;
  min-height: 420px;
}

/* --- 左侧分类 --- */
.hero-categories {
  background: #fff;
  border-radius: var(--mic-radius);
  box-shadow: var(--mic-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.cat-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  height: 30px;
  font-size: 12px;
  color: var(--mic-gray-700);
  transition: all .15s;
  cursor: pointer;
  position: relative;
  border-bottom: 1px solid var(--mic-gray-100);
  flex-shrink: 0;
}
.cat-item:last-child { border-bottom:none; }
.cat-item:hover, .cat-item.hovered {
  background: var(--mic-blue);
  color: #fff;
}
.cat-item:hover .cat-arrow { opacity:1; color:#fff; }
.cat-icon { display:flex; flex-shrink:0; }
.cat-icon .material-symbols-outlined { font-size:15px; }
.cat-item:hover .cat-icon .material-symbols-outlined { color:#fff; }
.cat-names {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 12px;
  line-height: 1.3;
}
.cat-names em { font-style:normal; opacity:.7; }
.cat-item:hover .cat-names em { opacity:1; }
.cat-arrow { font-size:14px; opacity:.3; transition: opacity .2s; flex-shrink:0; }

/* --- 中间Banner --- */
.hero-banner {
  border-radius: var(--mic-radius);
  overflow: hidden;
  position: relative;
  background: #1e5799;
}
.banner-slides { position:relative; height: 340px; }
.banner-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 40px 48px;
  opacity: 0;
  transition: opacity .6s ease;
}
.banner-slide.active { opacity:1; z-index:1; }
.slide-inner { max-width:55%; color:#fff; z-index:2; }
.slide-inner h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}
.slide-inner p {
  font-size: 14px;
  opacity: .9;
  line-height: 1.7;
  margin-bottom: 20px;
}
.slide-btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 28px;
  background: rgba(255,255,255,.2);
  color: #fff;
  border: 1px solid rgba(255,255,255,.4);
  border-radius: var(--mic-radius);
  font-size: 14px;
  font-weight: 500;
  transition: all .2s;
  backdrop-filter: blur(4px);
}
.slide-btn:hover {
  background: rgba(255,255,255,.3);
  border-color: rgba(255,255,255,.6);
  transform: translateY(-2px);
}
.slide-visual {
  position: absolute;
  right: 48px;
  top: 50%;
  transform: translateY(-50%);
  opacity: .12;
}
.slide-visual .material-symbols-outlined { font-size:180px; color:#fff; }
.banner-dots {
  position: absolute;
  bottom: 80px;
  left: 48px;
  display: flex;
  gap: 6px;
  z-index: 3;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.4);
  cursor: pointer;
  transition: all .3s;
}
.dot.active { background:#fff; width:20px; border-radius:4px; }
.banner-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-60%);
  z-index: 3;
  width: 32px;
  height: 48px;
  background: rgba(0,0,0,.2);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
  border-radius: 2px;
}
.banner-arrow:hover { background:rgba(0,0,0,.4); }
.banner-arrow.prev { left:0; border-radius: 0 2px 2px 0; }
.banner-arrow.next { right:0; border-radius: 2px 0 0 2px; }
.banner-arrow .material-symbols-outlined { font-size:22px; }

/* Banner下方推荐缩略 */
.banner-thumbs {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(6px);
  z-index: 3;
}
.thumb-item {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px;
  color: rgba(255,255,255,.85);
  font-size: 12px;
  transition: all .2s;
  border-right: 1px solid rgba(255,255,255,.1);
}
.thumb-item:last-child { border-right:none; }
.thumb-item:hover { background:rgba(255,255,255,.1); color:#fff; }
.thumb-item .material-symbols-outlined { font-size:18px; }

/* --- 右侧面板 --- */
.hero-sidebar {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.login-panel {
  background: #fff;
  border-radius: var(--mic-radius);
  box-shadow: var(--mic-shadow);
  padding: 16px;
}
.greeting {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--mic-gray-700);
  margin-bottom: 12px;
}
.greeting .material-symbols-outlined { font-size:18px; color:var(--mic-orange); }
.login-btns {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}
.btn-login, .btn-register {
  flex: 1;
  text-align: center;
  padding: 8px;
  border-radius: var(--mic-radius);
  font-size: 13px;
  font-weight: 600;
  transition: all .2s;
}
.btn-login {
  background: var(--mic-blue);
  color: #fff;
}
.btn-login:hover { background:var(--mic-blue-light); }
.btn-register {
  background: #fff;
  color: var(--mic-orange);
  border: 1px solid var(--mic-orange);
}
.btn-register:hover { background:var(--mic-orange); color:#fff; }
.user-tabs {
  display: flex;
  border-bottom: 1px solid var(--mic-gray-200);
  margin-bottom: 10px;
}
.user-tab {
  flex: 1;
  text-align: center;
  padding: 6px;
  font-size: 12px;
  color: var(--mic-gray-500);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all .2s;
}
.user-tab.active {
  color: var(--mic-blue);
  border-bottom-color: var(--mic-blue);
  font-weight: 600;
}
.user-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.user-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  font-size: 12px;
  color: var(--mic-gray-600);
  background: var(--mic-gray-50);
  border-radius: var(--mic-radius);
  transition: all .2s;
}
.user-links a:hover { background:var(--mic-blue); color:#fff; }

.notice-panel {
  background: #fff;
  border-radius: var(--mic-radius);
  box-shadow: var(--mic-shadow);
  padding: 12px 16px;
  flex: 1;
}
.notice-panel h4 {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--mic-gray-800);
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--mic-gray-200);
}
.notice-panel h4 .material-symbols-outlined { font-size:16px; color:var(--mic-orange); }
.notice-list li {
  padding: 4px 0;
  border-bottom: 1px dashed var(--mic-gray-100);
}
.notice-list li:last-child { border-bottom:none; }
.notice-list a {
  font-size: 12px;
  color: var(--mic-gray-600);
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .2s;
}
.notice-list a:hover { color:var(--mic-blue); }

/* ========================================
   公共 Section 标题
   ======================================== */
.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.section-title h2 {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 18px;
  font-weight: 700;
  color: var(--mic-gray-800);
}
.section-title h2 .material-symbols-outlined { font-size:22px; color:var(--mic-blue); }
.view-more {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 13px;
  color: var(--mic-gray-500);
  transition: color .2s;
}
.view-more:hover { color:var(--mic-blue); }
.view-more .material-symbols-outlined { font-size:16px; }

/* ========================================
   推荐供应商
   ======================================== */
.suppliers-section {
  padding: 24px 0;
  background: #fff;
  margin-top: 12px;
}
.suppliers-carousel {
  position: relative;
  overflow: hidden;
  padding: 0 40px;
}
.suppliers-track {
  display: flex;
  gap: 16px;
  transition: transform .4s ease;
}
.supplier-card {
  flex: 0 0 224px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--mic-gray-50);
  border: 1px solid var(--mic-gray-200);
  border-radius: var(--mic-radius);
  transition: all .3s;
  cursor: pointer;
  min-width: 224px;
}
.supplier-card:hover {
  border-color: var(--mic-blue);
  box-shadow: var(--mic-shadow-md);
  transform: translateY(-2px);
}
.supplier-logo {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: linear-gradient(135deg, #e3f2fd, #bbdefb);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.supplier-logo .material-symbols-outlined { font-size:24px; color:var(--mic-blue); }
.supplier-card:hover .supplier-logo {
  background: linear-gradient(135deg, var(--mic-blue), var(--mic-blue-light));
}
.supplier-card:hover .supplier-logo .material-symbols-outlined { color:#fff; }
.supplier-info h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--mic-gray-800);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 140px;
}
.supplier-info p {
  font-size: 11px;
  color: var(--mic-gray-500);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 140px;
}
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 48px;
  background: var(--mic-blue);
  color: #fff;
  border: none;
  border-radius: var(--mic-radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
  z-index: 2;
}
.carousel-arrow:hover { background:var(--mic-blue-light); }
.carousel-prev { left:0; }
.carousel-next { right:0; }

/* ========================================
   采购信息
   ======================================== */
.purchase-section {
  padding: 24px 0;
  background: var(--mic-bg);
}
.purchase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.purchase-card {
  background: #fff;
  border-radius: var(--mic-radius);
  padding: 16px;
  border: 1px solid var(--mic-gray-200);
  transition: all .3s;
  display: flex;
  flex-direction: column;
}
.purchase-card:hover {
  border-color: var(--mic-blue);
  box-shadow: var(--mic-shadow-md);
  transform: translateY(-2px);
}
.purchase-main { flex:1; margin-bottom:10px; }
.purchase-main h4 { margin-bottom:6px; }
.purchase-main h4 a {
  font-size: 14px;
  font-weight: 600;
  color: var(--mic-gray-800);
  transition: color .2s;
}
.purchase-main h4 a:hover { color:var(--mic-blue); }
.purchase-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--mic-gray-500);
}
.deadline {
  color: var(--mic-orange);
  font-weight: 500;
}
.purchase-buyer {
  font-size: 12px;
  color: var(--mic-gray-500);
  margin-bottom: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.btn-quote {
  display: block;
  text-align: center;
  padding: 7px;
  background: #fff;
  color: var(--mic-blue);
  border: 1px solid var(--mic-blue);
  border-radius: var(--mic-radius);
  font-size: 12px;
  font-weight: 600;
  transition: all .2s;
}
.btn-quote:hover { background:var(--mic-blue); color:#fff; }

/* ========================================
   入驻表单
   ======================================== */
.join-section {
  padding: 32px 0;
  background: linear-gradient(135deg, #1e5799, #2989d8, #1e5799);
}
.join-card {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 40px;
  align-items: center;
}
.join-info { color:#fff; }
.join-info h2 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 12px;
}
.join-info p {
  font-size: 14px;
  opacity: .85;
  line-height: 1.7;
  margin-bottom: 20px;
}
.join-features {
  display: flex;
  gap: 24px;
}
.join-feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 13px;
}
.join-feature .material-symbols-outlined {
  font-size: 32px;
  color: #ffb74d;
}
.join-form {
  background: #fff;
  border-radius: 8px;
  padding: 28px;
  box-shadow: var(--mic-shadow-lg);
}
.join-form h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--mic-gray-800);
  text-align: center;
  margin-bottom: 16px;
}
.join-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--mic-gray-300);
  border-radius: var(--mic-radius);
  font-size: 13px;
  margin-bottom: 10px;
  transition: border-color .2s;
}
.join-input:focus { border-color:var(--mic-blue); }
.join-submit {
  width: 100%;
  padding: 12px;
  background: var(--mic-orange);
  color: #fff;
  border: none;
  border-radius: var(--mic-radius);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all .2s;
  margin-top: 4px;
}
.join-submit:hover {
  background: var(--mic-orange-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(230,81,0,.3);
}
.join-tip {
  text-align: center;
  font-size: 11px;
  color: var(--mic-gray-500);
  margin-top: 10px;
}

/* ========================================
   行业市场
   ======================================== */
.market-section {
  padding: 24px 0;
  background: #fff;
}
.market-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--mic-blue);
}
.market-tab {
  padding: 8px 16px;
  font-size: 13px;
  color: var(--mic-gray-600);
  cursor: pointer;
  transition: all .2s;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 4px 4px 0 0;
  margin-bottom: -2px;
  white-space: nowrap;
}
.market-tab:hover { color:var(--mic-blue); background:var(--mic-gray-50); }
.market-tab.active {
  background: var(--mic-blue);
  color: #fff;
  font-weight: 600;
}
.market-content {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 16px;
  min-height: 320px;
}
.market-keywords {
  background: var(--mic-gray-50);
  border-radius: var(--mic-radius);
  padding: 16px;
}
.market-keywords h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--mic-gray-800);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--mic-gray-200);
}
.keyword-list { display:flex; flex-direction:column; gap:4px; }
.keyword-list a {
  padding: 5px 8px;
  font-size: 12px;
  color: var(--mic-gray-600);
  border-radius: var(--mic-radius);
  transition: all .2s;
}
.keyword-list a:hover { background:var(--mic-blue); color:#fff; }
.market-products {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.market-product-card {
  background: #fff;
  border: 1px solid var(--mic-gray-200);
  border-radius: var(--mic-radius);
  overflow: hidden;
  transition: all .3s;
  cursor: pointer;
}
.market-product-card:hover {
  border-color: var(--mic-blue);
  box-shadow: var(--mic-shadow-md);
  transform: translateY(-2px);
}
.mp-img {
  height: 120px;
  background: linear-gradient(135deg, #f5f7fa, #e4e9f0);
  display: flex;
  align-items: center;
  justify-content: center;
}
.mp-img .material-symbols-outlined { font-size:40px; color:var(--mic-gray-400); }
.market-product-card:hover .mp-img .material-symbols-outlined { color:var(--mic-blue); }
.mp-info { padding:10px; }
.mp-info h5 {
  font-size: 13px;
  font-weight: 600;
  color: var(--mic-gray-800);
  margin-bottom: 4px;
}
.mp-info p {
  font-size: 11px;
  color: var(--mic-gray-500);
}

/* ========================================
   服务优势
   ======================================== */
.advantage-section {
  padding: 32px 0;
  background: var(--mic-bg);
}
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.advantage-item {
  background: #fff;
  border-radius: var(--mic-radius);
  padding: 24px 16px;
  text-align: center;
  transition: all .3s;
  border: 1px solid transparent;
}
.advantage-item:hover {
  border-color: var(--mic-blue);
  box-shadow: var(--mic-shadow-md);
  transform: translateY(-4px);
}
.adv-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e3f2fd, #bbdefb);
  transition: all .3s;
}
.advantage-item:hover .adv-icon {
  background: linear-gradient(135deg, var(--mic-blue), var(--mic-blue-light));
}
.adv-icon .material-symbols-outlined { font-size:28px; color:var(--mic-blue); transition:color .3s; }
.advantage-item:hover .adv-icon .material-symbols-outlined { color:#fff; }
.advantage-item h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--mic-gray-800);
  margin-bottom: 6px;
}
.advantage-item p {
  font-size: 12px;
  color: var(--mic-gray-500);
}

/* ========================================
   底部
   ======================================== */
.footer {
  background: var(--mic-gray-800);
  color: #fff;
  padding: 36px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  padding-bottom: 28px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: #fff;
}
.footer-col a {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,.6);
  padding: 3px 0;
  transition: color .2s;
}
.footer-col a:hover { color:var(--mic-orange-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom .footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.footer-bottom .footer-logo .logo-m {
  width: 28px;
  height: 28px;
  font-size: 16px;
}
.footer-bottom .footer-logo span:nth-child(2) {
  font-size: 16px;
  font-weight: 600;
}
.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,.45);
  margin-bottom: 4px;
}
.footer-icp { font-size:11px !important; }

/* ========================================
   返回顶部
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 80px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--mic-blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--mic-shadow-lg);
  cursor: pointer;
  transition: all .3s;
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
}
.back-to-top.show { opacity:1; visibility:visible; }
.back-to-top:hover {
  background: var(--mic-blue-dark);
  transform: translateY(-3px);
}

/* ========================================
   右侧固定工具栏
   ======================================== */
.side-toolbar {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--mic-gray-300);
  border-radius: 4px 0 0 4px;
  overflow: hidden;
  box-shadow: -2px 0 8px rgba(0,0,0,.1);
}
.toolbar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 10px 8px;
  background: #fff;
  color: var(--mic-gray-600);
  font-size: 10px;
  transition: all .2s;
  cursor: pointer;
  min-width: 50px;
}
.toolbar-item:hover { background:var(--mic-blue); color:#fff; }
.toolbar-item .material-symbols-outlined { font-size:20px; }

/* ========================================
   响应式
   ======================================== */
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 160px 1fr 220px; }
  .purchase-grid { grid-template-columns: repeat(3, 1fr); }
  .market-products { grid-template-columns: repeat(3, 1fr); }
  .advantage-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-categories { display:none; }
  .hero-sidebar { flex-direction:row; }
  .purchase-grid { grid-template-columns: repeat(2, 1fr); }
  .market-content { grid-template-columns: 1fr; }
  .market-keywords { display:none; }
  .join-card { grid-template-columns:1fr; }
  .join-form { order:-1; }
  .footer-top { grid-template-columns: repeat(3, 1fr); }
  .advantage-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .topbar-left { display:none; }
  .header-inner { flex-wrap:wrap; gap:12px; }
  .header-actions { width:100%; }
  .post-inquiry-btn { width:100%; justify-content:center; }
  .purchase-grid { grid-template-columns: 1fr; }
  .market-products { grid-template-columns: repeat(2, 1fr); }
  .hero-sidebar { flex-direction:column; }
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .market-tabs { overflow-x:auto; flex-wrap:nowrap; }
  .subnav-links { overflow-x:auto; }
}