:root {
      --theme: #0B3D91;
      --template-theme: {主题色};
      --theme-dark: #072b68;
      --theme-soft: #eaf1fb;
      --ink: #172033;
      --muted: #667085;
      --line: #dfe4ec;
      --surface: #ffffff;
      --page: #f5f7fa;
      --danger: #bd2635;
      --gold: #b58a38;
      --shadow: 0 14px 36px rgba(23, 32, 51, 0.1);
      --container: 1200px;
    }

    * {
      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: 1.65;
    }

    body,
    button,
    input {
      letter-spacing: 0;
    }

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

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

    button {
      color: inherit;
      font: inherit;
    }

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

    .topbar {
      color: #dce7f8;
      background: #071529;
      font-size: 13px;
    }

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

    .topbar span:last-child {
      display: flex;
      align-items: center;
      gap: 20px;
    }

    .topbar a {
      transition: color 0.2s ease;
    }

    .topbar a:hover {
      color: #ffffff;
    }

    .header {
      position: relative;
      z-index: 50;
      border-bottom: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.98);
    }

    .header-inner {
      min-height: 78px;
      display: flex;
      align-items: center;
      gap: 26px;
    }

    .logo {
      min-width: 180px;
      max-width: 245px;
      display: inline-flex;
      align-items: center;
      gap: 11px;
      color: var(--theme-dark);
      font-size: 20px;
      font-weight: 800;
      line-height: 1.2;
    }

    .logo img {
      width: 42px;
      height: 42px;
      flex: 0 0 42px;
      border-radius: 6px;
      object-fit: contain;
    }

    .main-nav {
      min-width: 0;
      margin-left: auto;
    }

    .nav-list {
      display: flex;
      align-items: stretch;
      gap: 2px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .nav-item {
      position: relative;
      display: flex;
      align-items: stretch;
    }

    .nav-link {
      min-height: 78px;
      display: inline-flex;
      align-items: center;
      padding: 0 13px;
      border-bottom: 3px solid transparent;
      color: #303a4c;
      font-weight: 700;
      white-space: nowrap;
      transition: color 0.2s ease, border-color 0.2s ease;
    }

    .nav-link:hover,
    .nav-item:focus-within > .nav-link {
      color: var(--theme);
      border-bottom-color: var(--theme);
    }

    .has-arrow::after {
      width: 6px;
      height: 6px;
      margin: -3px 0 0 8px;
      border-right: 1.5px solid currentColor;
      border-bottom: 1.5px solid currentColor;
      content: "";
      transform: rotate(45deg);
    }

    .dropdown-panel,
    .mega-menu {
      position: absolute;
      top: 100%;
      z-index: 60;
      padding: 22px;
      border: 1px solid var(--line);
      border-top: 3px solid var(--theme);
      background: var(--surface);
      box-shadow: var(--shadow);
      visibility: hidden;
      opacity: 0;
      pointer-events: none;
      transform: translateY(8px);
      transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    }

    .dropdown-panel {
      left: 0;
      width: 330px;
    }

    .mega-menu {
      left: 50%;
      width: min(760px, calc(100vw - 40px));
      transform: translate(-50%, 8px);
    }

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

    .nav-item:hover > .mega-menu,
    .nav-item:focus-within > .mega-menu {
      visibility: visible;
      opacity: 1;
      pointer-events: auto;
      transform: translate(-50%, 0);
    }

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

    .dropdown-panel > a:not(.mega-footer) {
      display: block;
      overflow: hidden;
      padding: 9px 0;
      border-bottom: 1px solid #edf0f4;
      color: #495469;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .dropdown-panel > a:hover {
      color: var(--theme);
    }

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

    .mega-card {
      min-width: 0;
      display: grid;
      grid-template-columns: 42px minmax(0, 1fr);
      align-items: center;
      gap: 4px 10px;
      min-height: 82px;
      padding: 11px;
      border: 1px solid #e8ebf0;
      border-radius: 6px;
      background: #fbfcfe;
      transition: border-color 0.2s ease, background 0.2s ease;
    }

    .mega-card:hover {
      border-color: #a9bee2;
      background: var(--theme-soft);
    }

    .mega-card img {
      grid-row: 1 / span 3;
      width: 42px;
      height: 42px;
      border-radius: 5px;
      object-fit: contain;
      background: #ffffff;
    }

    .mega-card strong,
    .mega-card small {
      min-width: 0;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .mega-card strong {
      color: #243047;
      font-size: 14px;
      white-space: nowrap;
    }

    .mega-card small {
      color: var(--muted);
      font-size: 11px;
      line-height: 1.4;
    }

    .mega-links {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .mega-links a {
      padding: 7px 12px;
      border: 1px solid #dfe4ec;
      border-radius: 4px;
      color: #47536a;
      background: #f8fafc;
    }

    .mega-links a:hover {
      color: var(--theme);
      border-color: #9ab3db;
      background: var(--theme-soft);
    }

    .mega-footer {
      display: block;
      margin: 18px -22px -22px;
      padding: 13px 22px;
      color: #ffffff;
      background: var(--theme);
      font-weight: 700;
      text-align: right;
    }

    .header-btns {
      display: flex;
      align-items: center;
      gap: 9px;
      flex: 0 0 auto;
    }

    .member-link,
    .open-account {
      min-height: 38px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 15px;
      border-radius: 4px;
      font-weight: 700;
      white-space: nowrap;
    }

    .member-link {
      color: var(--theme);
      border: 1px solid #b6c8e4;
      background: #ffffff;
    }

    .open-account {
      color: #ffffff;
      border: 1px solid var(--theme);
      background: var(--theme);
    }

    .member-link:hover {
      background: var(--theme-soft);
    }

    .open-account:hover {
      border-color: var(--theme-dark);
      background: var(--theme-dark);
    }

    .hamburger {
      width: 42px;
      height: 42px;
      display: none;
      padding: 9px;
      border: 1px solid var(--line);
      border-radius: 4px;
      background: #ffffff;
      cursor: pointer;
    }

    .hamburger span {
      width: 100%;
      height: 2px;
      display: block;
      margin: 5px 0;
      background: var(--ink);
      transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .hamburger.active span:first-child {
      transform: translateY(7px) rotate(45deg);
    }

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

    .hamburger.active span:last-child {
      transform: translateY(-7px) rotate(-45deg);
    }

    .drawer-overlay {
      position: fixed;
      inset: 0;
      z-index: 80;
      background: rgba(4, 12, 24, 0.62);
      visibility: hidden;
      opacity: 0;
      transition: opacity 0.25s ease, visibility 0.25s ease;
    }

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

    .mobile-drawer {
      position: fixed;
      top: 0;
      right: 0;
      bottom: 0;
      z-index: 90;
      width: min(390px, 90vw);
      overflow-y: auto;
      background: #ffffff;
      box-shadow: -18px 0 42px rgba(0, 0, 0, 0.2);
      transform: translateX(105%);
      transition: transform 0.25s ease;
    }

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

    .drawer-head {
      min-height: 70px;
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 14px 18px;
      color: #ffffff;
      background: var(--theme-dark);
    }

    .drawer-head > a {
      padding: 7px 12px;
      border: 1px solid rgba(255, 255, 255, 0.42);
      border-radius: 4px;
    }

    .drawer-close {
      width: 38px;
      height: 38px;
      margin-left: auto;
      padding: 0;
      border: 0;
      color: #ffffff;
      background: transparent;
      font-size: 28px;
      line-height: 38px;
      cursor: pointer;
    }

    .drawer-menu {
      padding: 10px 18px 30px;
    }

    .drawer-link,
    .drawer-toggle {
      width: 100%;
      min-height: 49px;
      display: flex;
      align-items: center;
      border: 0;
      border-bottom: 1px solid #e8ebf0;
      background: transparent;
      font-weight: 700;
      text-align: left;
      cursor: pointer;
    }

    .drawer-toggle {
      justify-content: space-between;
      padding: 0;
    }

    .drawer-toggle::after {
      content: "+";
      color: var(--theme);
      font-size: 20px;
      font-weight: 400;
    }

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

    .drawer-submenu {
      display: none;
      padding: 6px 0 10px 15px;
      border-bottom: 1px solid #e8ebf0;
    }

    .drawer-submenu.open {
      display: block;
    }

    .drawer-submenu a {
      display: block;
      padding: 8px 0;
      color: var(--muted);
      font-size: 14px;
    }

    .drawer-submenu a:hover,
    .drawer-link:hover {
      color: var(--theme);
    }

    .tag-index-page {
      min-height: 620px;
    }

    .tag-index-page .tag-heading {
      position: relative;
      overflow: hidden;
      color: #ffffff;
      background: #081426;
    }

    .tag-index-page .tag-heading::before {
      position: absolute;
      inset: 0;
      background:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
      background-size: 32px 32px;
      content: "";
    }

    .tag-index-page .tag-heading::after {
      position: absolute;
      right: 8%;
      bottom: -90px;
      width: 290px;
      height: 290px;
      border: 1px solid rgba(181, 138, 56, 0.45);
      border-radius: 50%;
      box-shadow:
        0 0 0 28px rgba(181, 138, 56, 0.08),
        0 0 0 58px rgba(189, 38, 53, 0.06);
      content: "";
    }

    .tag-index-page .heading-inner {
      position: relative;
      z-index: 1;
      min-height: 265px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding-top: 48px;
      padding-bottom: 48px;
    }

    .tag-index-page .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 24px;
      color: #aebbd0;
      font-size: 13px;
    }

    .tag-index-page .breadcrumb a:hover {
      color: #ffffff;
    }

    .tag-index-page .eyebrow {
      margin: 0 0 8px;
      color: #d8b96e;
      font-size: 13px;
      font-weight: 800;
    }

    .tag-index-page h1 {
      margin: 0;
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.15;
    }

    .tag-index-page .heading-copy {
      max-width: 700px;
      margin: 17px 0 0;
      color: #c8d2e1;
      font-size: 16px;
    }

    .tag-index-page .tag-directory {
      padding: 58px 0 74px;
    }

    .tag-index-page .directory-bar {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 24px;
      padding-bottom: 16px;
      border-bottom: 1px solid var(--line);
    }

    .tag-index-page .directory-bar h2 {
      margin: 0;
      color: #1e293b;
      font-size: 25px;
      line-height: 1.3;
    }

    .tag-index-page .directory-bar p {
      margin: 7px 0 0;
      color: var(--muted);
    }

    .tag-index-page .directory-mark {
      flex: 0 0 auto;
      color: var(--theme);
      font-size: 13px;
      font-weight: 800;
    }

    .tag-index-page .tag-cloud {
      min-height: 300px;
      display: flex;
      flex-wrap: wrap;
      align-content: flex-start;
      gap: 12px;
      padding: 30px;
      border: 1px solid var(--line);
      border-top: 4px solid var(--theme);
      background: #ffffff;
      box-shadow: 0 12px 30px rgba(22, 34, 52, 0.06);
    }

    .tag-index-page .tag-item {
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 9px 14px;
      border: 1px solid #d9e0ea;
      border-radius: 5px;
      color: #334155;
      background: #f8fafc;
      font-weight: 700;
      transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
    }

    .tag-index-page .tag-item:nth-child(4n+1) {
      color: var(--theme-dark);
      border-color: #bbcae1;
      background: var(--theme-soft);
      font-size: 17px;
    }

    .tag-index-page .tag-item:nth-child(4n+2) {
      border-color: #dfcfae;
      background: #fffaf0;
    }

    .tag-index-page .tag-item:nth-child(4n+3) {
      border-color: #e4c2c6;
      background: #fff7f8;
    }

    .tag-index-page .tag-item:hover {
      color: #ffffff;
      border-color: var(--theme);
      background: var(--theme);
      transform: translateY(-2px);
    }

    .tag-index-page .tag-count {
      min-width: 25px;
      height: 22px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 6px;
      border-radius: 11px;
      color: #5f6c80;
      background: rgba(255, 255, 255, 0.78);
      font-size: 12px;
      font-weight: 700;
    }

    .tag-index-page .tag-item:hover .tag-count {
      color: var(--theme);
    }

    .tag-index-page .tag-guide {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      margin-top: 28px;
      border: 1px solid var(--line);
      background: #ffffff;
    }

    .tag-index-page .guide-item {
      min-width: 0;
      padding: 24px;
      border-right: 1px solid var(--line);
    }

    .tag-index-page .guide-item:last-child {
      border-right: 0;
    }

    .tag-index-page .guide-number {
      display: block;
      margin-bottom: 8px;
      color: var(--gold);
      font-size: 12px;
      font-weight: 800;
    }

    .tag-index-page .guide-item h3 {
      margin: 0 0 7px;
      font-size: 17px;
    }

    .tag-index-page .guide-item p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .footer {
      color: #c8d2df;
      background: #07111f;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 46px;
      padding: 54px 0 42px;
    }

    .footer h3,
    .footer h4 {
      margin: 0 0 16px;
      color: #ffffff;
    }

    .footer h3 {
      font-size: 22px;
    }

    .footer h4 {
      font-size: 15px;
    }

    .footer p {
      margin: 0 0 12px;
      color: #97a6ba;
      font-size: 13px;
    }

    .footer-grid > div > a {
      display: block;
      width: fit-content;
      margin: 0 0 9px;
      color: #b9c5d3;
      font-size: 14px;
    }

    .footer-grid > div > a:hover,
    .social-links a:hover {
      color: #ffffff;
    }

    .social-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 20px;
    }

    .social-links a {
      padding: 7px 10px;
      border: 1px solid #2b3a4f;
      border-radius: 4px;
      color: #d4dce7;
      font-size: 13px;
    }

    .footer-bottom {
      min-height: 66px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      border-top: 1px solid #253247;
      color: #8392a6;
      font-size: 13px;
    }

    @media (max-width: 1120px) {
      .main-nav {
        display: none;
      }

      .hamburger {
        display: block;
      }

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

      .header-btns {
        margin-left: auto;
      }
    }

    @media (max-width: 820px) {
      .container {
        width: min(calc(100% - 30px), var(--container));
      }

      .topbar .container {
        min-height: 44px;
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        gap: 1px;
        padding: 6px 0;
      }

      .topbar span:last-child {
        flex-wrap: wrap;
        gap: 2px 14px;
      }

      .tag-index-page .tag-heading::after {
        right: -120px;
      }

      .tag-index-page .tag-guide {
        grid-template-columns: 1fr;
      }

      .tag-index-page .guide-item {
        border-right: 0;
        border-bottom: 1px solid var(--line);
      }

      .tag-index-page .guide-item:last-child {
        border-bottom: 0;
      }

      .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 34px 26px;
      }
    }

    @media (max-width: 560px) {
      .container {
        width: min(calc(100% - 24px), var(--container));
      }

      .header-inner {
        gap: 10px;
      }

      .logo {
        min-width: 0;
        max-width: min(190px, calc(100vw - 175px));
        font-size: 17px;
      }

      .logo img {
        width: 36px;
        height: 36px;
        flex-basis: 36px;
      }

      .member-link {
        display: none;
      }

      .open-account {
        min-height: 36px;
        padding: 0 11px;
      }

      .hamburger {
        width: 38px;
        height: 38px;
        padding: 8px;
      }

      .tag-index-page .heading-inner {
        min-height: 235px;
        padding-top: 36px;
        padding-bottom: 36px;
      }

      .tag-index-page h1 {
        font-size: 36px;
      }

      .tag-index-page .heading-copy {
        font-size: 15px;
      }

      .tag-index-page .tag-directory {
        padding: 42px 0 54px;
      }

      .tag-index-page .directory-bar {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
      }

      .tag-index-page .tag-cloud {
        gap: 9px;
        padding: 18px;
      }

      .tag-index-page .tag-item,
      .tag-index-page .tag-item:nth-child(4n+1) {
        max-width: 100%;
        min-height: 40px;
        padding: 7px 10px;
        font-size: 14px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        padding: 42px 0 30px;
      }

      .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        gap: 3px;
        padding: 16px 0;
      }
    }