:root{--theme:#0B3D91;--ink:#172033;--muted:#657087;--line:#e5eaf2;--soft:#f5f7fb;--white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:#f7f9fc;font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 36px));margin:auto}
.topbar{height:36px;background:#101827;color:#cdd6e5;font-size:13px}
.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between}
.topbar a{margin-left:22px;color:#dce5f4}
.header{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 5px 18px rgba(22,39,70,.05)}
.header-inner{height:76px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px;min-width:180px;font-weight:800;font-size:18px;color:#10284f}
.logo img{width:38px;height:38px;object-fit:contain}
.main-nav{flex:1}
.nav-list{display:flex;align-items:stretch;justify-content:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;height:76px;padding:0 13px;font-size:15px;white-space:nowrap}
.nav-link:hover,.nav-link:focus{color:var(--theme)}
.has-arrow:after{content:"";width:6px;height:6px;margin:0 0 3px 7px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg)}
.dropdown-panel,.mega-menu{position:absolute;top:calc(100% + 1px);left:50%;transform:translateX(-50%) translateY(8px);width:280px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:0 0 12px 12px;box-shadow:0 16px 38px rgba(23,37,65,.14);opacity:0;visibility:hidden;transition:.2s;pointer-events:none}
.mega-menu{width:570px}
.nav-item:hover>.dropdown-panel,.nav-item:focus-within>.dropdown-panel,.nav-item:hover>.mega-menu,.nav-item:focus-within>.mega-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);pointer-events:auto}
.dropdown-panel:before,.mega-menu:before{content:"";position:absolute;top:-12px;left:0;right:0;height:12px}
.panel-title{margin:0 0 13px;font-size:14px;font-weight:800;color:var(--theme)}
.panel-list{display:grid;gap:7px}
.panel-list a{display:block;padding:5px 0;color:#3f4b61;font-size:13px}
.panel-list a:hover{color:var(--theme)}
.mega-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.mega-card{display:flex;flex-direction:column;gap:4px;min-height:78px;padding:12px;border:1px solid var(--line);border-radius:9px;background:#fbfcfe}
.mega-card:hover{border-color:#9bb8e5;background:#f2f6fd}
.mega-card img{width:25px;height:25px;object-fit:contain}
.mega-card strong{font-size:13px;color:#1c2d4b}
.mega-card small{font-size:11px;line-height:1.45;color:var(--muted)}
.mega-footer{display:block;margin-top:15px;padding-top:12px;border-top:1px solid var(--line);font-size:13px;font-weight:700;color:var(--theme)}
.header-btns{display:flex;align-items:center;gap:10px;white-space:nowrap}
.member{font-size:13px;color:var(--theme)}
.open-account{padding:9px 15px;border-radius:7px;background:var(--theme);color:#fff;font-size:13px}
.hamburger{display:none;width:40px;height:40px;padding:8px;border:1px solid var(--line);border-radius:7px;background:#fff;cursor:pointer}
.hamburger span{display:block;height:2px;margin:5px 0;background:var(--theme);transition:.2s}
.drawer-overlay{position:fixed;inset:0;z-index:40;background:rgba(8,18,35,.5);opacity:0;visibility:hidden;transition:.2s}
.drawer-overlay.open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;z-index:50;top:0;right:0;width:min(360px,88vw);height:100vh;padding:20px;background:#fff;transform:translateX(100%);transition:.25s;overflow:auto;box-shadow:-12px 0 35px rgba(0,0,0,.15)}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-head>a{padding:7px 12px;border-radius:6px;background:var(--theme);color:#fff;font-size:13px}
.drawer-head .drawer-close{margin-left:auto;border:0;background:none;font-size:28px;color:#58657a;cursor:pointer}
.drawer-menu{padding-top:12px}
.drawer-link,.drawer-toggle{display:block;width:100%;padding:13px 2px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left;color:var(--ink);font-size:15px;cursor:pointer}
.drawer-group{border-bottom:1px solid var(--line)}
.drawer-toggle:after{content:"+";float:right;color:var(--theme);font-size:19px}
.drawer-toggle.active:after{content:"−"}
.drawer-submenu{display:none;padding:4px 12px 10px;background:#f7f9fc}
.drawer-submenu.open{display:block}
.drawer-submenu a{display:block;padding:8px 0;color:#536078;font-size:13px}
.tag-index-page{min-height:600px;padding:70px 0 90px}
.page-heading{text-align:center;margin:0 auto 38px;max-width:700px}
.page-heading .eyebrow{display:inline-block;margin-bottom:8px;color:var(--theme);font-size:13px;font-weight:700;letter-spacing:2px}
.page-heading h1{margin:0;font-size:clamp(30px,4vw,48px);letter-spacing:.02em;color:#122746}
.page-heading p{margin:14px 0 0;color:var(--muted);font-size:15px}
.tag-cloud{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:13px 15px;max-width:980px;margin:0 auto;padding:40px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 14px 38px rgba(31,52,88,.07)}
.tag-cloud a{display:inline-flex;align-items:center;min-height:42px;padding:8px 18px;border:1px solid #d8e1ef;border-radius:999px;background:#fbfcff;color:#365173;font-size:15px;transition:.2s}
.tag-cloud a:nth-child(3n){font-size:18px;color:#fff;background:var(--theme);border-color:var(--theme)}
.tag-cloud a:nth-child(4n){font-size:13px;border-color:#c9d8ee}
.tag-cloud a:hover{transform:translateY(-3px);border-color:var(--theme);color:var(--theme);box-shadow:0 8px 18px rgba(11,61,145,.12)}
.tag-cloud a:nth-child(3n):hover{color:#fff;background:#092f70}
.tag-empty{padding:30px;color:var(--muted);text-align:center}
.footer{background:#101827;color:#b9c4d5;padding:54px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px}
.footer-brand{color:#cbd5e4}
.footer-brand img{width:42px;height:42px;object-fit:contain;margin-bottom:12px}
.footer-brand strong{display:block;color:#fff;font-size:18px}
.footer h3{margin:0 0 14px;color:#fff;font-size:15px}
.footer-grid>div:not(.footer-brand) a{display:block;margin:8px 0;color:#aebbd0;font-size:13px}
.footer-grid a:hover{color:#fff}
.footer p{margin:9px 0;font-size:13px}
.footer-bottom{margin-top:35px;padding-top:18px;border-top:1px solid #2c374a;color:#8795aa;font-size:12px}
@media(max-width:1050px){
.main-nav{display:none}
.header-inner{justify-content:space-between}
.hamburger{display:block}
}
@media(max-width:700px){
.container{width:min(100% - 26px,1180px)}
.topbar{height:auto;padding:8px 0}
.topbar .container{display:block;line-height:1.7}
.topbar a{margin:0 14px 0 0}
.header-inner{height:66px;gap:10px}
.logo{min-width:0;font-size:16px}
.logo img{width:32px;height:32px}
.member{display:none}
.open-account{padding:8px 11px}
.tag-index-page{padding:48px 0 60px}
.page-heading{margin-bottom:26px}
.page-heading h1{font-size:32px}
.tag-cloud{padding:25px 16px;gap:10px}
.tag-cloud a{padding:7px 13px;font-size:14px}
.tag-cloud a:nth-child(3n){font-size:16px}
.footer{padding-top:38px}
.footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}
.footer-brand{grid-column:1/-1}
}
@media(max-width:430px){
.footer-grid{grid-template-columns:1fr}
}