:root{--theme:#0B3D91;--ink:#152238;--muted:#6d7b8d;--line:#dfe5ec;--soft:#f3f6fa;--white:#fff;--shadow:0 16px 45px rgba(21,34,56,.1)}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#f7f9fc;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans TC","Microsoft JhengHei",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(1180px,calc(100% - 40px));margin:auto}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:20px;top:10px;z-index:100;background:var(--theme);color:#fff;padding:8px 14px;border-radius:6px}
    .topbar{background:#eef2f7;color:#607086;font-size:13px}.topbar-inner,.header-inner{display:flex;align-items:center;justify-content:space-between}.topbar-inner{min-height:36px}.topbar-contact{display:flex;gap:18px}.topbar-contact a:hover{color:var(--theme)}
    .header{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:20}.header-inner{min-height:76px;gap:24px}.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);white-space:nowrap}.logo img{width:34px;height:34px;object-fit:contain}.main-nav{flex:1}.nav-list{display:flex;justify-content:center;align-items:center;gap:4px;list-style:none;margin:0;padding:0}.nav-item{position:relative}.nav-link{display:block;padding:26px 13px;font-size:14px;font-weight:650;white-space:nowrap}.has-arrow:after{content:"⌄";font-size:12px;margin-left:6px;color:#8592a3}.nav-link:hover{color:var(--theme)}
    .dropdown-panel,.mega-menu{position:absolute;top:calc(100% - 1px);left:50%;transform:translateX(-50%);background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;transition:.2s;z-index:30}.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;pointer-events:auto}.dropdown-panel{width:290px;padding:20px}.dropdown-title{font-weight:800;color:var(--theme);margin-bottom:10px}.dropdown-panel>a:not(.dropdown-all){display:block;padding:8px 0;border-bottom:1px solid #edf0f4;font-size:14px}.dropdown-panel>a:hover{color:var(--theme)}.dropdown-all,.mega-footer{display:flex;justify-content:space-between;color:var(--theme);font-weight:750;margin-top:12px}
    .mega-menu{width:min(820px,calc(100vw - 30px));padding:22px}.mega-top{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding-bottom:14px}.mega-top strong{display:block;font-size:16px}.mega-top span{display:block;color:var(--muted);font-size:12px}.text-link{color:var(--theme);font-size:13px}.mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px}.mega-card{display:flex;gap:10px;padding:10px;border:1px solid #e7ebf0;border-radius:10px;min-width:0}.mega-card:hover{border-color:#9bb5db;background:#f8fbff}.mega-card img{width:34px;height:34px;object-fit:contain;border-radius:7px;flex:none}.mega-card-body{min-width:0}.mega-card strong{display:block;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mega-card p{font-size:11px;line-height:1.45;color:var(--muted);margin:3px 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.mega-meta{display:flex;flex-wrap:wrap;gap:5px;color:var(--muted);font-size:10px}.mega-categories{display:flex;flex-wrap:wrap;gap:7px;margin-top:15px}.mega-categories a{padding:5px 10px;background:#f0f4f9;border-radius:30px;font-size:12px}.video-duration{font-size:10px;color:var(--theme)}.header-btns{display:flex;align-items:center;gap:10px}.header-member{font-size:13px;color:var(--theme)}.account-btn{background:var(--theme);color:#fff;padding:9px 15px;border-radius:7px;font-size:13px;font-weight:700}.hamburger{display:none;border:0;background:transparent;padding:8px;cursor:pointer}.hamburger span{display:block;width:23px;height:2px;background:var(--ink);margin:4px 0;transition:.2s}
    .drawer-overlay{display:none}.mobile-drawer{position:fixed;right:-360px;top:0;width:min(340px,88vw);height:100vh;background:#fff;z-index:60;box-shadow:-10px 0 30px rgba(0,0,0,.16);transition:right .25s;overflow:auto}.mobile-drawer.open{right:0}.drawer-overlay.open{display:block;position:fixed;inset:0;background:rgba(14,27,47,.45);z-index:50}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px;border-bottom:1px solid var(--line);font-weight:750;color:var(--theme)}.drawer-head a{font-size:13px}.drawer-close{border:0;background:transparent;font-size:28px;line-height:1;color:#758196;cursor:pointer}.drawer-menu{padding:10px 20px}.drawer-link,.drawer-toggle{display:block;width:100%;padding:13px 0;border:0;border-bottom:1px solid #edf0f4;background:none;text-align:left;font:inherit;font-size:14px;cursor:pointer}.drawer-toggle:after{content:"＋";float:right;color:var(--muted)}.drawer-toggle.active:after{content:"－"}.drawer-submenu{display:none;padding:4px 0 8px 14px}.drawer-submenu.open{display:block}.drawer-submenu a{display:block;padding:7px 0;color:var(--muted);font-size:13px}
    .article-page{padding:52px 0 80px}.article-wrap{width:min(900px,100%);margin:auto}.article-head{text-align:center;margin-bottom:30px}.article-kicker{display:inline-block;color:var(--theme);background:#e8f0fb;border-radius:30px;padding:5px 14px;font-size:13px;font-weight:750}.article-head h1{font-size:clamp(30px,5vw,52px);line-height:1.25;letter-spacing:-.03em;margin:16px 0}.article-meta{display:flex;justify-content:center;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:13px}.article-cover{width:100%;max-height:470px;object-fit:cover;border-radius:18px;box-shadow:var(--shadow);margin:30px 0}.article-content{background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(22px,5vw,55px);box-shadow:0 10px 35px rgba(21,34,56,.05);min-width:0;max-width:100%;overflow-x:auto}.article-content h2{font-size:26px;margin:28px 0 12px;color:var(--theme)}.article-content h3{font-size:21px;margin:24px 0 10px}.article-content p{margin:0 0 18px}.article-content img,.article-content table{max-width:100%;height:auto}.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px;padding-top:22px;border-top:1px solid var(--line)}.article-tags a{color:var(--theme);background:#edf3fb;padding:5px 11px;border-radius:20px;font-size:12px}.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:20px}.article-nav a{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;color:var(--theme);font-weight:700}.article-nav a:last-child{text-align:right}.like-articles{margin-top:45px}.like-articles h2{font-size:24px}.like-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.like-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}.like-card h3{font-size:16px;line-height:1.5;margin:0 0 8px}.like-card p{font-size:13px;color:var(--muted);margin:0}.footer{background:#101c2e;color:#b9c5d4}.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:42px;padding:55px 0 42px}.footer .logo{color:#fff}.footer-brand p{font-size:13px;max-width:330px}.footer-col h3{color:#fff;font-size:15px;margin:3px 0 15px}.footer-links{display:grid;gap:8px;font-size:13px}.footer-links a:hover,.footer-contact a:hover{color:#fff}.footer-contact{display:grid;gap:4px;font-size:13px}.footer-contact span{color:#7f91a8;font-size:12px;margin-top:5px}.footer-social{margin-top:16px}.footer-bottom{border-top:1px solid #2b394b;padding:18px 0;display:flex;justify-content:space-between;gap:15px;font-size:12px;color:#8494a9}.footer-bottom-links{display:flex;gap:18px}.footer-bottom a:hover{color:#fff}
    @media(max-width:1050px){.main-nav{display:none}.hamburger{display:block}.header-inner{min-height:68px}.footer-main{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:640px){.container{width:min(100% - 28px,1180px)}.topbar-inner{padding:7px 0;align-items:flex-start;gap:8px}.topbar-welcome{font-size:11px}.topbar-contact{gap:8px;flex-direction:column;text-align:right;font-size:11px}.header-member{display:none}.account-btn{padding:8px 10px;font-size:12px}.article-page{padding:32px 0 55px}.article-head h1{font-size:31px}.article-cover{border-radius:12px;margin:22px 0}.article-content{padding:22px 18px;border-radius:12px}.article-nav,.like-grid{grid-template-columns:1fr}.article-nav a:last-child{text-align:left}.footer-main{grid-template-columns:1fr;gap:25px;padding:38px 0 30px}.footer-bottom{display:block}.footer-bottom-links{margin-top:10px}.mega-grid{grid-template-columns:1fr 1fr}}