:root{--bg: #f6f2ea;--card: #fffdf8;--ink: #2b2a26;--muted: #7c776d;--line: #e5ded1;--green: #3f7d63;--green-dark: #2f614d;--green-soft: #e4efe8;--amber: #b7791f;--amber-soft: #f8ecd2;--red: #b0443b;--red-soft: #f8e2df;--radius: 18px;--shadow: 0 8px 24px rgba(58, 48, 30, .08)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:#ece5d8;color:var(--ink);font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;-webkit-font-smoothing:antialiased}button,input,select{font:inherit;color:inherit}button{cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}.app-shell{display:flex;flex-direction:column;width:100%;max-width:480px;height:100dvh;margin:0 auto;background:var(--bg);position:relative;overflow:hidden}.topbar{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:14px 16px 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