:root{--primary: #0D6EBD;--primary-dark: #0A5594;--primary-soft: #E3EFFA;--green: #6BBF3D;--green-soft: #EAF6E2;--yellow: #F7B500;--yellow-soft: #FEF5DA;--red: #D94B4B;--red-soft: #FCE8E8;--purple: #7B5CC4;--purple-soft: #EFEAFA;--bg: #F3F8FF;--card: #FFFFFF;--text: #333333;--muted: #6B7785;--line: #E2E9F2;--radius: 14px;--shadow: 0 2px 10px rgba(13, 110, 189, .08);font-family:-apple-system,BlinkMacSystemFont,PingFang TC,Noto Sans TC,Microsoft JhengHei,sans-serif;color:var(--text);-webkit-text-size-adjust:100%}*{box-sizing:border-box}html,body{margin:0;background:var(--bg)}body{min-height:100vh;font-size:15px;line-height:1.5}a{color:var(--primary);text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}h1,h2,h3{margin:0;line-height:1.3}h1{font-size:20px}h2{font-size:17px}h3{font-size:15px}.app{min-height:100vh;display:flex}.sidebar{display:none}.main{flex:1;min-width:0;padding-bottom:76px}.topbar{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;padding:8px 16px;padding-top:max(8px,env(safe-area-inset-top))}.brand{display:flex;align-items:center;gap:8px;flex:1;min-width:0;color:var(--text)}.brand img{width:40px;height:27px;object-fit:contain}.brand .t1{font-weight:700;font-size:15px;color:var(--primary)}.brand .t2{font-size:11px;color:var(--muted)}.icon-btn{position:relative;background:none;border:0;padding:6px;border-radius:10px;cursor:pointer;display:inline-flex}.icon-btn:hover{background:var(--primary-soft)}.dot{position:absolute;top:0;right:0;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--red);color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center}.content{max-width:1080px;margin:0 auto;padding:16px}.bottomnav{position:fixed;bottom:0;left:0;right:0;z-index:20;background:#fff;border-top:1px solid var(--line);display:flex;padding-bottom:env(safe-area-inset-bottom)}.bottomnav 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