:root {
      --primary: #0B3D91;
      --template-primary: {主题色};
      --primary-dark: #072b68;
      --primary-soft: #eaf1fc;
      --green: #28784a;
      --green-soft: #eaf5ee;
      --wood: #b77b45;
      --wood-dark: #83512c;
      --porcelain: #fbfcfe;
      --ink: #172033;
      --muted: #667085;
      --line: #dce2ea;
      --surface: #ffffff;
      --page: #f5f7fa;
      --danger: #b42318;
      --shadow: 0 14px 36px rgba(23, 32, 51, .09);
      --radius: 8px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ink);
      background: var(--page);
      font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
      font-size: 15px;
      line-height: 1.7;
      letter-spacing: 0;
    }

    body,
    button,
    input {
      font: inherit;
    }

    img {
      display: block;
      max-width: 100%;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button {
      color: inherit;
    }

    .container {
      width: min(1180px, calc(100% - 40px));
      margin: 0 auto;
    }

    .topbar {
      color: #fff;
      background: var(--primary-dark);
      font-size: 13px;
    }

    .topbar .container {
      min-height: 38px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .topbar a {
      color: #fff;
    }

    .topbar a:hover {
      text-decoration: underline;
    }

    .topbar .contact {
      text-align: right;
    }

    .header {
      position: relative;
      z-index: 50;
      background: rgba(255, 255, 255, .98);
      border-bottom: 1px solid var(--line);
      box-shadow: 0 5px 18px rgba(23, 32, 51, .04);
    }

    .header-inner {
      min-height: 76px;
      display: flex;
      align-items: center;
      gap: 26px;
    }

    .logo {
      min-width: 190px;
      display: inline-flex;
      align-items: center;
      gap: 11px;
      color: var(--primary-dark);
      font-size: 19px;
      font-weight: 800;
    }

    .logo img {
      width: 42px;
      height: 42px;
      object-fit: contain;
      border-radius: 6px;
    }

    .main-nav {
      flex: 1;
      align-self: stretch;
    }

    .nav-list {
      height: 100%;
      margin: 0;
      padding: 0;
      display: flex;
      align-items: stretch;
      justify-content: center;
      gap: 2px;
      list-style: none;
    }

    .nav-list > li {
      position: relative;
      display: flex;
      align-items: center;
    }

    .nav-link {
      height: 100%;
      padding: 0 13px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #26334b;
      font-weight: 700;
      white-space: nowrap;
      transition: color .2s ease, background .2s ease;
    }

    .nav-link:hover,
    .nav-list > li:focus-within > .nav-link {
      color: var(--primary);
      background: var(--primary-soft);
    }

    .has-arrow::after {
      width: 6px;
      height: 6px;
      content: "";
      border-right: 1.5px solid currentColor;
      border-bottom: 1.5px solid currentColor;
      transform: rotate(45deg) translateY(-2px);
    }

    .dropdown-panel,
    .mega-menu {
      position: absolute;
      top: 100%;
      left: 0;
      z-index: 80;
      padding: 18px;
      visibility: hidden;
      opacity: 0;
      pointer-events: none;
      background: var(--surface);
      border: 1px solid var(--line);
      border-top: 3px solid var(--primary);
      border-radius: 0 0 var(--radius) var(--radius);
      box-shadow: var(--shadow);
      transform: translateY(8px);
      transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
    }

    .dropdown-panel::before,
    .mega-menu::before {
      position: absolute;
      right: 0;
      bottom: 100%;
      left: 0;
      height: 10px;
      content: "";
    }

    .dropdown-panel {
      width: 310px;
    }

    .mega-menu {
      width: min(760px, calc(100vw - 40px));
    }

    .nav-list > li:nth-last-child(-n+3) .mega-menu {
      right: 0;
      left: auto;
    }

    .nav-list > li:hover > .dropdown-panel,
    .nav-list > li:hover > .mega-menu,
    .nav-list > li:focus-within > .dropdown-panel,
    .nav-list > li:focus-within > .mega-menu {
      visibility: visible;
      opacity: 1;
      pointer-events: auto;
      transform: translateY(0);
    }

    .drop-title,
    .mega-title {
      margin: 0 0 12px;
      color: var(--primary-dark);
      font-size: 14px;
      font-weight: 800;
    }

    .drop-item {
      min-width: 0;
      padding: 10px 11px;
      display: block;
      overflow: hidden;
      color: #344054;
      background: #f8fafc;
      border: 1px solid transparent;
      border-radius: 6px;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .drop-item + .drop-item {
      margin-top: 6px;
    }

    .drop-item:hover {
      color: var(--primary);
      background: var(--primary-soft);
      border-color: #c8d8f2;
    }

    .mega-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }

    .mega-card {
      min-width: 0;
      min-height: 76px;
      padding: 10px;
      display: flex;
      align-items: flex-start;
      gap: 10px;
      background: #f8fafc;
      border: 1px solid #e7ebf0;
      border-radius: 7px;
      transition: border-color .2s ease, background .2s ease;
    }

    .mega-card:hover {
      background: var(--primary-soft);
      border-color: #b9cdef;
    }

    .mega-card img {
      width: 46px;
      height: 46px;
      flex: 0 0 46px;
      object-fit: cover;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 6px;
    }

    .mega-card > span {
      min-width: 0;
      display: grid;
      gap: 2px;
    }

    .mega-card strong,
    .mega-card span span {
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .mega-card strong {
      color: #172033;
      font-size: 14px;
    }

    .mega-card span span {
      color: var(--muted);
      font-size: 12px;
    }

    .mega-footer {
      margin-top: 14px;
      padding: 10px 12px;
      display: block;
      color: #fff;
      background: var(--primary);
      border-radius: 6px;
      text-align: center;
      font-weight: 700;
    }

    .mega-footer:hover {
      background: var(--primary-dark);
    }

    .header-btns {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .member-btn,
    .open-btn {
      min-height: 40px;
      padding: 8px 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 6px;
      font-weight: 700;
      white-space: nowrap;
    }

    .member-btn {
      color: var(--primary);
      border: 1px solid #b9cdef;
      background: #fff;
    }

    .open-btn {
      color: #fff;
      background: var(--green);
      border: 1px solid var(--green);
    }

    .member-btn:hover {
      background: var(--primary-soft);
    }

    .open-btn:hover {
      background: #1d6039;
    }

    .hamburger {
      width: 42px;
      height: 42px;
      padding: 0;
      display: none;
      position: relative;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 6px;
      cursor: pointer;
    }

    .hamburger span {
      position: absolute;
      left: 10px;
      width: 20px;
      height: 2px;
      background: var(--ink);
      transition: transform .2s ease, opacity .2s ease, top .2s ease;
    }

    .hamburger span:nth-child(1) {
      top: 13px;
    }

    .hamburger span:nth-child(2) {
      top: 20px;
    }

    .hamburger span:nth-child(3) {
      top: 27px;
    }

    .hamburger.active span:nth-child(1) {
      top: 20px;
      transform: rotate(45deg);
    }

    .hamburger.active span:nth-child(2) {
      opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
      top: 20px;
      transform: rotate(-45deg);
    }

    .drawer-overlay {
      position: fixed;
      inset: 0;
      z-index: 90;
      visibility: hidden;
      opacity: 0;
      background: rgba(9, 17, 31, .56);
      transition: opacity .25s ease, visibility .25s ease;
    }

    .drawer-overlay.open {
      visibility: visible;
      opacity: 1;
    }

    .mobile-drawer {
      position: fixed;
      top: 0;
      right: 0;
      bottom: 0;
      z-index: 100;
      width: min(390px, 90vw);
      overflow-y: auto;
      background: #fff;
      box-shadow: -18px 0 40px rgba(9, 17, 31, .18);
      transform: translateX(105%);
      transition: transform .25s ease;
    }

    .mobile-drawer.open {
      transform: translateX(0);
    }

    .drawer-head {
      min-height: 70px;
      padding: 13px 16px;
      display: flex;
      align-items: center;
      gap: 10px;
      color: #fff;
      background: var(--primary);
    }

    .drawer-head > span {
      min-width: 0;
      flex: 1;
      overflow-wrap: anywhere;
      font-weight: 700;
    }

    .drawer-head > a {
      padding: 7px 11px;
      background: var(--green);
      border-radius: 5px;
      font-weight: 700;
    }

    .drawer-close {
      width: 38px;
      height: 38px;
      padding: 0;
      color: #fff;
      background: transparent;
      border: 1px solid rgba(255, 255, 255, .42);
      border-radius: 5px;
      font-size: 26px;
      line-height: 1;
      cursor: pointer;
    }

    .drawer-menu {
      padding: 12px 16px 28px;
    }

    .drawer-link,
    .drawer-toggle {
      width: 100%;
      min-height: 48px;
      padding: 12px 4px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      color: #253149;
      background: transparent;
      border: 0;
      border-bottom: 1px solid var(--line);
      text-align: left;
      font-weight: 700;
      cursor: pointer;
    }

    .drawer-toggle::after {
      content: "+";
      color: var(--primary);
      font-size: 21px;
    }

    .drawer-toggle.active::after {
      content: "−";
    }

    .drawer-submenu {
      max-height: 0;
      overflow: hidden;
      background: #f7f9fc;
      transition: max-height .28s ease;
    }

    .drawer-submenu.open {
      max-height: 720px;
    }

    .drawer-submenu a {
      padding: 10px 14px;
      display: block;
      color: #475467;
      border-bottom: 1px solid #e9edf3;
      overflow-wrap: anywhere;
    }

    .drawer-submenu a:hover {
      color: var(--primary);
      background: var(--primary-soft);
    }

    .tag-page {
      min-height: 650px;
    }

    .tag-page .tag-heading {
      padding: 64px 0 50px;
      position: relative;
      overflow: hidden;
      color: #fff;
      background:
        linear-gradient(rgba(7, 43, 104, .95), rgba(11, 61, 145, .94)),
        repeating-linear-gradient(90deg, transparent 0, transparent 47px, rgba(255, 255, 255, .08) 48px);
    }

    .tag-page .tag-heading::after {
      position: absolute;
      right: 5%;
      bottom: -52px;
      width: 260px;
      height: 116px;
      content: "";
      background: var(--wood);
      border: 10px solid rgba(255, 255, 255, .14);
      border-radius: 50%;
      transform: rotate(-8deg);
    }

    .tag-page .breadcrumb {
      margin: 0 0 16px;
      display: flex;
      align-items: center;
      gap: 8px;
      color: #dce8fb;
      font-size: 14px;
    }

    .tag-page .breadcrumb a:hover {
      color: #fff;
      text-decoration: underline;
    }

    .tag-page .tag-heading h1 {
      max-width: 820px;
      margin: 0;
      position: relative;
      z-index: 1;
      font-size: clamp(30px, 5vw, 50px);
      line-height: 1.2;
      overflow-wrap: anywhere;
    }

    .tag-page .tag-heading p {
      max-width: 720px;
      margin: 15px 0 0;
      position: relative;
      z-index: 1;
      color: #dce8fb;
      font-size: 16px;
    }

    .tag-page .tag-stats {
      margin-top: 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      position: relative;
      z-index: 1;
    }

    .tag-page .tag-stat {
      padding: 8px 12px;
      color: #fff;
      background: rgba(255, 255, 255, .12);
      border: 1px solid rgba(255, 255, 255, .24);
      border-radius: 6px;
    }

    .tag-page .content-wrap {
      padding: 44px 0 68px;
    }

    .tag-page .content-toolbar {
      margin-bottom: 20px;
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 20px;
    }

    .tag-page .content-toolbar h2 {
      margin: 0;
      color: var(--ink);
      font-size: 25px;
      line-height: 1.3;
    }

    .tag-page .content-toolbar p {
      margin: 6px 0 0;
      color: var(--muted);
    }

    .tag-page .tag-index-link {
      min-height: 40px;
      padding: 8px 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      background: var(--primary-soft);
      border: 1px solid #bfd1ef;
      border-radius: 6px;
      font-weight: 700;
      white-space: nowrap;
    }

    .tag-page .tag-index-link:hover {
      color: #fff;
      background: var(--primary);
    }

    .tag-page .article-list {
      display: grid;
      gap: 18px;
    }

    .tag-page .article-card {
      min-width: 0;
      display: grid;
      grid-template-columns: 290px minmax(0, 1fr);
      overflow: hidden;
      background: var(--surface);
      border: 1px solid var(--line);
      border-left: 5px solid var(--wood);
      border-radius: var(--radius);
      box-shadow: 0 8px 24px rgba(23, 32, 51, .05);
      transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }

    .tag-page .article-card:hover {
      border-color: #b9cdef;
      box-shadow: var(--shadow);
      transform: translateY(-2px);
    }

    .tag-page .article-cover {
      min-width: 0;
      min-height: 235px;
      overflow: hidden;
      background: #e9eef5;
    }

    .tag-page .article-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .3s ease;
    }

    .tag-page .article-card:hover .article-cover img {
      transform: scale(1.025);
    }

    .tag-page .article-body {
      min-width: 0;
      padding: 24px 26px;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
    }

    .tag-page .article-label {
      margin-bottom: 9px;
      padding: 4px 9px;
      color: #1d6039;
      background: var(--green-soft);
      border: 1px solid #bcdcc8;
      border-radius: 5px;
      font-size: 12px;
      font-weight: 800;
    }

    .tag-page .article-title {
      margin: 0;
      color: #18243b;
      font-size: 22px;
      line-height: 1.4;
      overflow-wrap: anywhere;
    }

    .tag-page .article-title a:hover {
      color: var(--primary);
    }

    .tag-page .article-summary {
      margin: 11px 0 16px;
      display: -webkit-box;
      overflow: hidden;
      color: #566176;
      -webkit-box-orient: vertical;
      -webkit-line-clamp: 3;
    }

    .tag-page .article-meta {
      width: 100%;
      margin-top: auto;
      padding-top: 13px;
      display: flex;
      flex-wrap: wrap;
      gap: 7px 17px;
      color: #737d8f;
      border-top: 1px solid #edf0f4;
      font-size: 13px;
    }

    .tag-page .article-tags {
      width: 100%;
      margin: 11px 0 0;
      color: var(--green);
      overflow-wrap: anywhere;
      font-size: 13px;
    }

    .tag-page .read-more {
      margin-top: 16px;
      padding: 8px 14px;
      color: #fff;
      background: var(--primary);
      border-radius: 5px;
      font-weight: 700;
    }

    .tag-page .read-more:hover {
      background: var(--primary-dark);
    }

    .tag-page .pagination {
      margin-top: 34px;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 7px;
    }

    .tag-page .pagination a {
      min-width: 40px;
      min-height: 40px;
      padding: 7px 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #344054;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 5px;
      font-weight: 700;
    }

    .tag-page .pagination a:hover,
    .tag-page .pagination a.active,
    .tag-page .pagination a.current {
      color: #fff;
      background: var(--primary);
      border-color: var(--primary);
    }

    .footer {
      padding: 54px 0 0;
      color: #d3dced;
      background: #101a2d;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.45fr 1fr 1fr 1.1fr;
      gap: 38px;
    }

    .footer-brand {
      margin-bottom: 12px;
      color: #fff;
      font-size: 22px;
      font-weight: 800;
      overflow-wrap: anywhere;
    }

    .footer h3 {
      margin: 0 0 13px;
      color: #fff;
      font-size: 16px;
    }

    .footer p {
      margin: 7px 0;
    }

    .footer a {
      margin: 7px 0;
      display: block;
      color: #d3dced;
      overflow-wrap: anywhere;
    }

    .footer a:hover {
      color: #fff;
      text-decoration: underline;
    }

    .footer-social {
      margin-top: 15px;
      overflow-wrap: anywhere;
    }

    .footer-bottom {
      margin-top: 40px;
      padding: 20px 0;
      color: #aeb9cc;
      border-top: 1px solid rgba(255, 255, 255, .12);
      text-align: center;
    }

    @media (max-width: 1080px) {
      .main-nav {
        display: none;
      }

      .hamburger {
        display: block;
      }

      .header-inner {
        min-height: 70px;
      }

      .logo {
        min-width: 0;
        flex: 1;
      }
    }

    @media (max-width: 820px) {
      .tag-page .article-card {
        grid-template-columns: 230px minmax(0, 1fr);
      }

      .tag-page .article-cover {
        min-height: 250px;
      }

      .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 640px) {
      .container {
        width: min(100% - 28px, 1180px);
      }

      .topbar .container {
        min-height: 54px;
        padding: 7px 0;
        display: block;
      }

      .topbar .contact {
        margin-top: 2px;
        display: block;
        text-align: left;
      }

      .header-btns {
        gap: 6px;
      }

      .member-btn {
        display: none;
      }

      .open-btn {
        min-height: 38px;
        padding: 7px 11px;
      }

      .logo {
        font-size: 16px;
      }

      .logo img {
        width: 37px;
        height: 37px;
      }

      .tag-page .tag-heading {
        padding: 45px 0 40px;
      }

      .tag-page .tag-heading h1 {
        font-size: 32px;
      }

      .tag-page .content-wrap {
        padding: 32px 0 48px;
      }

      .tag-page .content-toolbar {
        align-items: flex-start;
        flex-direction: column;
      }

      .tag-page .article-card {
        grid-template-columns: 1fr;
      }

      .tag-page .article-cover {
        min-height: 0;
        aspect-ratio: 16 / 9;
      }

      .tag-page .article-body {
        padding: 20px;
      }

      .tag-page .article-title {
        font-size: 19px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .footer {
        padding-top: 42px;
      }
    }

    @media (max-width: 390px) {
      .logo span {
        max-width: 112px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
      }

      .open-btn {
        display: none;
      }

      .tag-page .tag-heading h1 {
        font-size: 28px;
      }

      .tag-page .article-body {
        padding: 17px;
      }
    }