:root{--primary:#0B3D91;--primary-dark:#072d6c;--primary-soft:#eaf1ff;--ink:#172033;--muted:#667085;--line:#e5e9f2;--surface:#fff;--page:#f6f8fc;--radius:18px;--shadow:0 16px 45px rgba(24,39,75,.11)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--page);color:var(--ink);font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;line-height:1.65}
    body,a,button,input{font:inherit}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button{color:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .topbar{background:#101828;color:#d9e0ec;font-size:13px}
    .topbar-inner{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-contact{display:flex;gap:22px}
    .topbar a:hover{color:#fff}
    .header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(229,233,242,.9);backdrop-filter:blur(16px)}
    .header-inner{min-height:76px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:10px;min-width:170px;font-size:19px;font-weight:800;color:var(--primary)}
    .logo img{width:42px;height:42px;object-fit:contain;border-radius:10px}
    .main-nav{margin-left:auto}
    .nav-list{display:flex;align-items:center;gap:2px;margin:0;padding:0;list-style:none}
    .nav-item{position:relative}
    .nav-link{display:flex;align-items:center;gap:6px;padding:26px 12px;font-size:15px;font-weight:650;white-space:nowrap}
    .nav-link:hover{color:var(--primary)}
    .has-arrow:after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px)}
    .dropdown-panel,.mega-menu{position:absolute;top:calc(100% - 6px);left:50%;z-index:50;visibility:hidden;opacity:0;transform:translate(-50%,10px);transition:.2s ease;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
    .nav-item:hover .dropdown-panel,.nav-item:hover .mega-menu{visibility:visible;opacity:1;transform:translate(-50%,0)}
    .dropdown-panel{width:300px;padding:14px}
    .dropdown-list{display:grid}
    .dropdown-list a{padding:10px 12px;border-radius:9px;color:#344054}
    .dropdown-list a:hover{background:var(--primary-soft);color:var(--primary)}
    .mega-menu{width:min(720px,85vw);padding:24px}
    .mega-heading{margin:0 0 12px;font-size:14px;color:var(--primary);letter-spacing:.04em}
    .mega-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
    .mega-card{min-width:0;display:flex;align-items:center;gap:11px;padding:10px;border:1px solid var(--line);border-radius:12px;background:#fff}
    .mega-card:hover{border-color:#abc3ee;background:#f8faff}
    .mega-card img{width:44px;height:44px;flex:0 0 44px;border-radius:9px;object-fit:cover;background:#edf2fa}
    .mega-card>span{display:grid;min-width:0}
    .mega-card strong,.mega-card span span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
    .mega-card strong{font-size:14px}
    .mega-card span span{font-size:12px;color:var(--muted)}
    .mega-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
    .mega-links a{padding:9px 11px;border-radius:9px;background:#f5f7fb;font-size:14px;text-align:center}
    .mega-links a:hover{background:var(--primary-soft);color:var(--primary)}
    .mega-footer{display:block;margin-top:14px;padding-top:13px;border-top:1px solid var(--line);color:var(--primary);font-size:14px;font-weight:750;text-align:right}
    .header-btns{display:flex;align-items:center;gap:10px}
    .member-btn{display:flex;align-items:center}
    .open-btn{padding:9px 17px;border-radius:10px;background:var(--primary);color:#fff;font-weight:750;white-space:nowrap}
    .open-btn:hover{background:var(--primary-dark)}
    .hamburger{display:none;width:42px;height:42px;padding:9px;border:0;border-radius:10px;background:#eef3fb;cursor:pointer}
    .hamburger span{display:block;height:2px;margin:5px 0;background:#172033;transition:.2s}
    .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;inset:0;z-index:1090;visibility:hidden;background:rgba(15,23,42,.58);opacity:0;transition:.25s}
    .drawer-overlay.open{visibility:visible;opacity:1}
    .mobile-drawer{position:fixed;top:0;right:0;bottom:0;z-index:1100;width:min(390px,92vw);overflow-y:auto;background:#fff;transform:translateX(105%);transition:.3s ease;box-shadow:-15px 0 45px rgba(15,23,42,.18)}
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{display:flex;align-items:center;gap:10px;padding:18px;border-bottom:1px solid var(--line)}
    .drawer-head>span{min-width:0;flex:1}
    .drawer-head>a{padding:8px 14px;border-radius:9px;background:var(--primary);color:#fff;font-weight:750}
    .drawer-close{width:38px;height:38px;border:0;border-radius:9px;background:#f0f3f8;font-size:25px;cursor:pointer}
    .drawer-menu{padding:12px 18px 28px}
    .drawer-link,.drawer-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;padding:13px 4px;border:0;border-bottom:1px solid var(--line);background:transparent;font-weight:700;text-align:left;cursor:pointer}
    .drawer-toggle:after{content:"+";font-size:20px;color:var(--primary)}
    .drawer-toggle.active:after{content:"−"}
    .drawer-submenu{display:none;padding:7px 0 8px 15px;border-bottom:1px solid var(--line)}
    .drawer-submenu.open{display:grid}
    .drawer-submenu a{padding:8px 5px;color:#475467;font-size:14px}
    .footer{margin-top:72px;background:#111827;color:#d4d9e3}
    .footer-grid{display:grid;grid-template-columns:1.45fr repeat(3,1fr);gap:44px;padding:58px 0 40px}
    .footer h3{margin:0 0 15px;color:#fff;font-size:16px}
    .footer strong{color:#fff;font-size:20px}
    .footer p{margin:10px 0;color:#9da7b7;font-size:14px}
    .footer-grid>div:not(.footer-brand){display:flex;flex-direction:column;align-items:flex-start}
    .footer-grid a,.footer-grid span{margin:4px 0;color:#bdc5d1;font-size:14px}
    .footer-grid a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding:20px 0;border-top:1px solid #293244;color:#98a2b3;font-size:13px}

    .tools-page{min-width:0}
    .tools-page .tools-intro{position:relative;overflow:hidden;padding:82px 0 76px;background:linear-gradient(135deg,#071a3d 0%,#0B3D91 54%,#315fa9 100%);color:#fff}
    .tools-page .tools-intro:before,.tools-page .tools-intro:after{content:"";position:absolute;border-radius:50%;filter:blur(2px)}
    .tools-page .tools-intro:before{width:410px;height:410px;top:-235px;right:4%;background:rgba(255,255,255,.1)}
    .tools-page .tools-intro:after{width:260px;height:260px;bottom:-170px;left:8%;background:rgba(132,177,255,.19)}
    .tools-page .intro-inner{position:relative;z-index:1;max-width:820px}
    .tools-page .eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;padding:7px 12px;border:1px solid rgba(255,255,255,.25);border-radius:999px;background:rgba(255,255,255,.1);font-size:13px;font-weight:750}
    .tools-page .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:#9fc2ff;box-shadow:0 0 0 5px rgba(159,194,255,.15)}
    .tools-page .tools-intro h1{max-width:760px;margin:0;font-size:clamp(38px,6vw,68px);line-height:1.12;letter-spacing:-.04em}
    .tools-page .tools-intro p{max-width:680px;margin:22px 0 0;color:#e2eafb;font-size:18px}
    .tools-page .intro-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
    .tools-page .intro-points span{padding:8px 12px;border-radius:9px;background:rgba(255,255,255,.1);font-size:14px}
    .tools-page .tool-directory{padding:70px 0 12px}
    .tools-page .section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:28px}
    .tools-page .section-heading h2{margin:0;font-size:clamp(28px,4vw,42px);line-height:1.2}
    .tools-page .section-heading p{max-width:520px;margin:0;color:var(--muted)}
    .tools-page .tools-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
    .tools-page .tool-card{min-width:0;display:flex;flex-direction:column;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 7px 22px rgba(24,39,75,.055);transition:.22s ease}
    .tools-page .tool-card:hover{border-color:#aac1ea;transform:translateY(-4px);box-shadow:var(--shadow)}
    .tools-page .tool-card-top{display:flex;align-items:center;justify-content:space-between;gap:14px}
    .tools-page .tool-icon{width:58px;height:58px;display:grid;place-items:center;overflow:hidden;border-radius:15px;background:var(--primary-soft)}
    .tools-page .tool-icon img{width:38px;height:38px;object-fit:contain}
    .tools-page .tool-status{padding:5px 9px;border-radius:999px;background:#edf8f1;color:#167447;font-size:12px;font-weight:750}
    .tools-page .tool-card h3{margin:20px 0 8px;font-size:20px;line-height:1.35}
    .tools-page .tool-card p{display:-webkit-box;min-height:78px;margin:0;color:var(--muted);font-size:14px;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:3}
    .tools-page .tool-action{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:21px;color:var(--primary);font-size:14px;font-weight:800}
    .tools-page .tool-action:after{content:"→";font-size:19px;transition:.2s}
    .tools-page .tool-card:hover .tool-action:after{transform:translateX(4px)}
    .tools-page .guide-section{padding:72px 0 8px}
    .tools-page .guide-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;padding:42px;border:1px solid #dce5f4;border-radius:24px;background:linear-gradient(145deg,#eef4ff,#fff);box-shadow:0 18px 45px rgba(24,39,75,.08)}
    .tools-page .guide-copy h2{margin:0 0 13px;font-size:32px;line-height:1.25}
    .tools-page .guide-copy p{margin:0;color:var(--muted)}
    .tools-page .guide-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .tools-page .guide-step{padding:20px;border-radius:15px;background:#fff;border:1px solid var(--line)}
    .tools-page .guide-step strong{display:grid;place-items:center;width:34px;height:34px;margin-bottom:13px;border-radius:10px;background:var(--primary);color:#fff}
    .tools-page .guide-step h3{margin:0 0 7px;font-size:16px}
    .tools-page .guide-step p{margin:0;color:var(--muted);font-size:13px}
    .tools-page .risk-note{padding:62px 0 0}
    .tools-page .risk-note-inner{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:31px 34px;border-radius:20px;background:#172033;color:#fff}
    .tools-page .risk-note h2{margin:0 0 6px;font-size:23px}
    .tools-page .risk-note p{max-width:720px;margin:0;color:#c6cfdd;font-size:14px}
    .tools-page .risk-note a{flex:0 0 auto;padding:11px 18px;border-radius:10px;background:#fff;color:var(--primary);font-weight:800}

    @media (max-width:1080px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-inner{min-height:70px}
      .header-btns{margin-left:auto}
      .tools-page .tools-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width:760px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{min-height:44px}
      .topbar-contact{display:none}
      .logo{min-width:0}
      .logo span{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
      .member-btn{display:none}
      .open-btn{padding:8px 13px}
      .tools-page .tools-intro{padding:62px 0 58px}
      .tools-page .tools-intro p{font-size:16px}
      .tools-page .tool-directory{padding-top:50px}
      .tools-page .section-heading{display:block}
      .tools-page .section-heading p{margin-top:12px}
      .tools-page .tools-grid{grid-template-columns:1fr}
      .tools-page .guide-panel{grid-template-columns:1fr;padding:27px}
      .tools-page .guide-steps{grid-template-columns:1fr}
      .tools-page .risk-note-inner{display:block}
      .tools-page .risk-note a{display:inline-block;margin-top:20px}
      .footer-grid{grid-template-columns:1fr;gap:28px;padding-top:44px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin:5px 0}
    }
    @media (max-width:420px){
      .logo span{display:none}
      .tools-page .tool-card{padding:20px}
      .tools-page .guide-panel{padding:22px}
    }