:root{
      --theme:#0B3D91;
      --template-theme:{主题色};
      --theme-dark:#072b68;
      --theme-soft:#eaf1ff;
      --ink:#111827;
      --muted:#64748b;
      --line:#dbe3ef;
      --paper:#ffffff;
      --canvas:#f5f7fb;
      --accent:#ffcf33;
      --cyan:#55d7e8;
      --coral:#ff7a68;
      --violet:#a98cf6;
      --green:#67d391;
      --shadow:0 18px 50px rgba(15,23,42,.10);
      --radius:18px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--canvas);
      font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.65;
      overflow-x:hidden;
    }
    body,button,input{font:inherit}
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none}
    button{color:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}

    .topbar{
      position:relative;
      z-index:110;
      color:#dce8ff;
      background:#061b3f;
      font-size:13px;
    }
    .topbar .container{
      min-height:36px;
      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 .2s ease}
    .topbar a:hover{color:#fff}

    .header{
      position:relative;
      z-index:100;
      background:rgba(255,255,255,.97);
      border-bottom:1px solid var(--line);
      box-shadow:0 6px 20px rgba(15,23,42,.04);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:24px;
    }
    .logo{
      flex:0 0 auto;
      display:flex;
      align-items:center;
      gap:10px;
      max-width:230px;
      color:var(--theme);
      font-size:20px;
      font-weight:900;
      letter-spacing:-.4px;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }
    .logo span{
      overflow:hidden;
      white-space:nowrap;
      text-overflow:ellipsis;
    }
    .main-nav{align-self:stretch;display:flex;align-items:stretch;margin-left:auto}
    .nav-list{
      height:100%;
      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{
      position:relative;
      display:flex;
      align-items:center;
      padding:0 12px;
      font-size:15px;
      font-weight:700;
      white-space:nowrap;
      transition:color .2s ease,background .2s ease;
    }
    .nav-link:hover,.nav-item:focus-within>.nav-link{
      color:var(--theme);
      background:var(--theme-soft);
    }
    .nav-link::after{
      content:"";
      position:absolute;
      right:12px;
      bottom:0;
      left:12px;
      height:3px;
      border-radius:3px 3px 0 0;
      background:var(--theme);
      transform:scaleX(0);
      transition:transform .2s ease;
    }
    .nav-item:hover>.nav-link::after,.nav-item:focus-within>.nav-link::after{transform:scaleX(1)}
    .nav-link.has-arrow{padding-right:25px}
    .nav-link.has-arrow::before{
      content:"";
      position:absolute;
      right:10px;
      top:50%;
      width:6px;
      height:6px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      transform:translateY(-70%) rotate(45deg);
      transition:transform .2s ease;
    }
    .nav-item:hover>.has-arrow::before{transform:translateY(-30%) rotate(225deg)}

    .dropdown-panel,.mega-menu{
      position:absolute;
      top:100%;
      visibility:hidden;
      opacity:0;
      pointer-events:none;
      transform:translateY(8px);
      background:#fff;
      border:1px solid var(--line);
      border-top:3px solid var(--theme);
      border-radius:0 0 16px 16px;
      box-shadow:var(--shadow);
      transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
    }
    .dropdown-panel::before,.mega-menu::before{
      content:"";
      position:absolute;
      right:0;
      bottom:100%;
      left:0;
      height:8px;
    }
    .nav-item:hover>.dropdown-panel,
    .nav-item:focus-within>.dropdown-panel,
    .nav-item:hover>.mega-menu,
    .nav-item:focus-within>.mega-menu{
      visibility:visible;
      opacity:1;
      pointer-events:auto;
      transform:translateY(0);
    }
    .dropdown-panel{
      left:0;
      width:330px;
      padding:18px;
    }
    .mega-menu{
      left:50%;
      width:min(720px,78vw);
      padding:22px;
      display:grid;
      grid-template-columns:1.3fr .8fr;
      gap:24px;
      transform:translate(-50%,8px);
    }
    .nav-item:hover>.mega-menu,.nav-item:focus-within>.mega-menu{transform:translate(-50%,0)}
    .nav-item:nth-last-child(-n+3) .mega-menu{right:0;left:auto;transform:translateY(8px)}
    .nav-item:nth-last-child(-n+3):hover>.mega-menu,
    .nav-item:nth-last-child(-n+3):focus-within>.mega-menu{transform:translateY(0)}
    .panel-title{
      margin-bottom:12px;
      color:var(--theme);
      font-size:14px;
      font-weight:900;
      letter-spacing:.04em;
    }
    .panel-link{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:10px 8px;
      border-bottom:1px solid #edf1f7;
      font-size:14px;
      transition:color .2s ease,background .2s ease,padding .2s ease;
    }
    .panel-link:hover{padding-left:12px;color:var(--theme);background:var(--theme-soft)}
    .panel-link small{color:var(--muted);white-space:nowrap}
    .mega-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
    .mega-section p{margin:0 0 16px;color:var(--muted);font-size:14px}
    .mega-card{
      min-width:0;
      display:grid;
      grid-template-columns:auto 1fr;
      align-items:center;
      gap:4px 10px;
      padding:12px;
      border:1px solid var(--line);
      border-radius:12px;
      background:#fff;
      transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
    }
    .mega-card:hover{
      transform:translateY(-2px);
      border-color:var(--theme);
      box-shadow:0 10px 22px rgba(11,61,145,.10);
    }
    .mega-card img{
      grid-row:1/3;
      width:34px;
      height:34px;
      object-fit:contain;
      border-radius:8px;
    }
    .mega-card strong{
      min-width:0;
      overflow:hidden;
      color:var(--ink);
      font-size:14px;
      white-space:nowrap;
      text-overflow:ellipsis;
    }
    .mega-card small{
      grid-column:1/-1;
      color:var(--muted);
      font-size:12px;
      line-height:1.45;
    }
    .mega-card img+strong~small{grid-column:2}
    .mega-footer{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      margin-top:14px;
      padding:9px 14px;
      color:#fff;
      background:var(--theme);
      border-radius:9px;
      font-size:13px;
      font-weight:800;
      transition:background .2s ease;
    }
    .mega-footer:hover{background:var(--theme-dark)}

    .header-btns{display:flex;align-items:center;gap:8px;flex:0 0 auto}
    .member-btn,.open-btn{
      display:inline-flex;
      min-height:40px;
      align-items:center;
      justify-content:center;
      padding:0 14px;
      border-radius:10px;
      font-size:14px;
      font-weight:800;
    }
    .member-btn{color:var(--theme);border:1px solid #b9c9e6;background:#fff}
    .open-btn{color:#fff;border:1px solid var(--theme);background:var(--theme)}
    .member-btn:hover{background:var(--theme-soft)}
    .open-btn:hover{background:var(--theme-dark)}
    .hamburger{
      width:42px;
      height:42px;
      display:none;
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      padding:0;
      border:1px solid var(--line);
      border-radius:10px;
      background:#fff;
      cursor:pointer;
    }
    .hamburger span{
      width:20px;
      height:2px;
      border-radius:2px;
      background:var(--ink);
      transition:transform .2s ease,opacity .2s ease;
    }
    .hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .hamburger.active span:nth-child(2){opacity:0}
    .hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

    .drawer-overlay{
      position:fixed;
      z-index:190;
      inset:0;
      visibility:hidden;
      opacity:0;
      background:rgba(2,10,26,.58);
      backdrop-filter:blur(3px);
      transition:opacity .25s ease,visibility .25s ease;
    }
    .drawer-overlay.open{visibility:visible;opacity:1}
    .mobile-drawer{
      position:fixed;
      z-index:200;
      top:0;
      right:0;
      bottom:0;
      width:min(390px,90vw);
      overflow-y:auto;
      background:#fff;
      box-shadow:-24px 0 60px rgba(0,0,0,.18);
      transform:translateX(105%);
      transition:transform .28s ease;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      min-height:72px;
      display:flex;
      align-items:center;
      gap:10px;
      padding:14px 18px;
      color:#fff;
      background:var(--theme);
    }
    .drawer-head>a{
      padding:8px 12px;
      border:1px solid rgba(255,255,255,.45);
      border-radius:8px;
      font-weight:700;
    }
    .drawer-close{
      width:38px;
      height:38px;
      margin-left:auto;
      padding:0;
      color:#fff;
      border:0;
      background:transparent;
      font-size:30px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:12px 18px 30px}
    .drawer-link,.drawer-toggle{
      width:100%;
      min-height:50px;
      display:flex;
      align-items:center;
      padding:0 4px;
      border:0;
      border-bottom:1px solid var(--line);
      background:transparent;
      font-weight:800;
      text-align:left;
      cursor:pointer;
    }
    .drawer-toggle{position:relative}
    .drawer-toggle::after{
      content:"+";
      position:absolute;
      right:5px;
      color:var(--theme);
      font-size:22px;
      font-weight:400;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      max-height:0;
      overflow:hidden;
      padding:0 12px;
      background:#f6f8fc;
      transition:max-height .3s ease,padding .3s ease;
    }
    .drawer-submenu.open{max-height:720px;padding:8px 12px}
    .drawer-submenu a{
      display:block;
      padding:10px 4px;
      color:#475569;
      border-bottom:1px dashed #dbe3ef;
      font-size:14px;
    }
    .drawer-submenu a:last-child{border-bottom:0}

    .tag-index-page{min-height:680px}
    .tag-index-page .tag-hero{
      position:relative;
      overflow:hidden;
      padding:76px 0 104px;
      color:#fff;
      background:
        radial-gradient(circle at 12% 22%,rgba(85,215,232,.28),transparent 25%),
        radial-gradient(circle at 87% 28%,rgba(255,207,51,.25),transparent 21%),
        linear-gradient(135deg,#061b3f 0%,#0B3D91 58%,#1559b5 100%);
    }
    .tag-index-page .tag-hero::before,
    .tag-index-page .tag-hero::after{
      content:"";
      position:absolute;
      width:150px;
      height:150px;
      border:3px solid rgba(255,255,255,.16);
      transform:rotate(18deg);
    }
    .tag-index-page .tag-hero::before{top:-60px;left:7%}
    .tag-index-page .tag-hero::after{right:8%;bottom:-85px;border-radius:50%}
    .tag-index-page .hero-inner{position:relative;z-index:1;text-align:center}
    .tag-index-page .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:18px;
      padding:7px 13px;
      color:#061b3f;
      background:var(--accent);
      border:2px solid #061b3f;
      border-radius:999px;
      box-shadow:4px 4px 0 #061b3f;
      font-size:13px;
      font-weight:900;
    }
    .tag-index-page h1{
      max-width:850px;
      margin:0 auto 18px;
      font-size:clamp(38px,6vw,68px);
      line-height:1.08;
      letter-spacing:-2px;
    }
    .tag-index-page .hero-copy{
      max-width:720px;
      margin:0 auto;
      color:#dce8ff;
      font-size:17px;
    }
    .tag-index-page .hero-search{
      max-width:680px;
      display:flex;
      align-items:center;
      gap:10px;
      margin:30px auto 0;
      padding:9px 9px 9px 20px;
      background:#fff;
      border:2px solid #061b3f;
      border-radius:15px;
      box-shadow:7px 7px 0 var(--accent);
    }
    .tag-index-page .hero-search span{
      flex:1;
      color:#64748b;
      text-align:left;
      font-size:14px;
    }
    .tag-index-page .hero-search a{
      flex:0 0 auto;
      padding:10px 18px;
      color:#fff;
      background:var(--theme);
      border-radius:9px;
      font-weight:800;
    }

    .tag-index-page .tag-content{
      position:relative;
      z-index:2;
      margin-top:-50px;
      padding-bottom:80px;
    }
    .tag-index-page .tag-board{
      padding:34px;
      background:#fff;
      border:2px solid #111827;
      border-radius:24px;
      box-shadow:10px 10px 0 rgba(17,24,39,.12);
    }
    .tag-index-page .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .tag-index-page .section-kicker{
      display:block;
      margin-bottom:5px;
      color:var(--theme);
      font-size:13px;
      font-weight:900;
      letter-spacing:.1em;
    }
    .tag-index-page .section-head h2{
      margin:0;
      font-size:clamp(25px,3vw,38px);
      line-height:1.2;
    }
    .tag-index-page .section-head p{
      max-width:480px;
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .tag-index-page .tag-cloud{
      display:flex;
      align-items:center;
      justify-content:center;
      flex-wrap:wrap;
      gap:14px;
      padding:24px;
      background:
        linear-gradient(90deg,rgba(11,61,145,.045) 1px,transparent 1px),
        linear-gradient(rgba(11,61,145,.045) 1px,transparent 1px),
        #f9fbff;
      background-size:28px 28px;
      border:1px solid var(--line);
      border-radius:18px;
    }
    .tag-index-page .tag-chip{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:9px;
      min-height:48px;
      padding:9px 16px;
      color:#111827;
      background:#fff;
      border:2px solid #111827;
      border-radius:12px;
      box-shadow:4px 4px 0 #111827;
      font-size:15px;
      font-weight:900;
      transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
    }
    .tag-index-page .tag-chip:nth-child(4n+1){background:#dce8ff;transform:rotate(-1deg)}
    .tag-index-page .tag-chip:nth-child(4n+2){background:#fff1ad;transform:rotate(1.2deg)}
    .tag-index-page .tag-chip:nth-child(4n+3){background:#d9f8ef;transform:rotate(-.7deg)}
    .tag-index-page .tag-chip:nth-child(4n){background:#f1eaff;transform:rotate(.8deg)}
    .tag-index-page .tag-chip:nth-child(3n){font-size:18px;padding:12px 20px}
    .tag-index-page .tag-chip:hover{
      z-index:2;
      color:#fff;
      background:var(--theme);
      box-shadow:7px 7px 0 #111827;
      transform:translate(-2px,-2px) rotate(0);
    }
    .tag-index-page .tag-count{
      display:inline-flex;
      min-width:26px;
      height:26px;
      align-items:center;
      justify-content:center;
      padding:0 7px;
      color:#fff;
      background:#111827;
      border-radius:999px;
      font-size:11px;
      font-weight:800;
    }

    .tag-index-page .topic-guide{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:20px;
      margin-top:34px;
    }
    .tag-index-page .guide-card{
      position:relative;
      min-height:220px;
      overflow:hidden;
      padding:27px;
      border:2px solid #111827;
      border-radius:18px;
      background:#fff;
      box-shadow:6px 6px 0 #111827;
    }
    .tag-index-page .guide-card:nth-child(1){background:#dce8ff}
    .tag-index-page .guide-card:nth-child(2){background:#fff1ad}
    .tag-index-page .guide-card:nth-child(3){background:#d9f8ef}
    .tag-index-page .guide-icon{
      width:48px;
      height:48px;
      display:grid;
      place-items:center;
      margin-bottom:22px;
      color:#fff;
      background:#111827;
      border-radius:14px;
      font-size:22px;
      font-weight:900;
      transform:rotate(-5deg);
    }
    .tag-index-page .guide-card h3{margin:0 0 8px;font-size:21px}
    .tag-index-page .guide-card p{margin:0;color:#475569;font-size:14px}
    .tag-index-page .guide-card a{
      display:inline-flex;
      margin-top:17px;
      color:var(--theme);
      font-size:14px;
      font-weight:900;
    }
    .tag-index-page .tag-note{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      margin-top:34px;
      padding:28px 32px;
      color:#fff;
      background:#111827;
      border-radius:18px;
    }
    .tag-index-page .tag-note h2{margin:0 0 5px;font-size:23px}
    .tag-index-page .tag-note p{margin:0;color:#cbd5e1;font-size:14px}
    .tag-index-page .tag-note a{
      flex:0 0 auto;
      padding:12px 18px;
      color:#111827;
      background:var(--accent);
      border:2px solid #fff;
      border-radius:10px;
      font-weight:900;
    }

    .footer{
      color:#cbd5e1;
      background:#06152f;
      border-top:5px solid var(--theme);
    }
    .footer .container{padding-top:58px}
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1fr;
      gap:42px;
      padding-bottom:42px;
    }
    .footer-brand{
      display:inline-block;
      margin-bottom:13px;
      color:#fff;
      font-size:23px;
      font-weight:900;
    }
    .footer p{margin:6px 0;color:#94a3b8;font-size:14px}
    .footer h3{
      margin:0 0 15px;
      color:#fff;
      font-size:16px;
    }
    .footer-grid>div>a:not(.footer-brand){
      display:block;
      margin:9px 0;
      color:#bdc9d9;
      font-size:14px;
      transition:color .2s ease,transform .2s ease;
    }
    .footer-grid>div>a:not(.footer-brand):hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      padding:20px 0 24px;
      color:#8390a3;
      border-top:1px solid rgba(255,255,255,.10);
      font-size:13px;
      text-align:center;
    }

    @media (max-width:1120px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-btns{margin-left:auto}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width:760px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{
        min-height:44px;
        align-items:flex-start;
        flex-direction:column;
        justify-content:center;
        gap:1px;
        padding:5px 0;
      }
      .topbar span:last-child{gap:10px;flex-wrap:wrap}
      .header-inner{min-height:68px;gap:10px}
      .logo{max-width:180px;font-size:17px}
      .logo img{width:37px;height:37px}
      .member-btn{display:none}
      .open-btn{min-height:38px;padding:0 10px;font-size:13px}
      .tag-index-page .tag-hero{padding:58px 0 88px}
      .tag-index-page h1{font-size:39px;letter-spacing:-1px}
      .tag-index-page .hero-copy{font-size:15px}
      .tag-index-page .hero-search{padding-left:14px}
      .tag-index-page .hero-search a{padding:9px 12px;font-size:13px}
      .tag-index-page .tag-content{margin-top:-38px;padding-bottom:58px}
      .tag-index-page .tag-board{padding:22px 16px;border-radius:19px;box-shadow:6px 6px 0 rgba(17,24,39,.12)}
      .tag-index-page .section-head{align-items:flex-start;flex-direction:column;gap:10px}
      .tag-index-page .tag-cloud{gap:11px;padding:18px 10px}
      .tag-index-page .tag-chip,
      .tag-index-page .tag-chip:nth-child(3n){min-height:43px;padding:8px 12px;font-size:14px}
      .tag-index-page .topic-guide{grid-template-columns:1fr}
      .tag-index-page .guide-card{min-height:0}
      .tag-index-page .tag-note{align-items:flex-start;flex-direction:column;padding:24px}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .footer .container{padding-top:42px}
    }
    @media (max-width:440px){
      .open-btn{display:none}
      .logo{max-width:220px}
      .tag-index-page .hero-search span{font-size:12px}
      .tag-index-page .tag-chip:nth-child(3n){font-size:13px}
    }