:root{--bg:#f7f2ea;--surface:#fffdf9;--surface-soft:#f0e8dc;--ink:#2e2a26;--muted:#7d7267;--accent:#b45f43;--accent-soft:#f2ddd4;--sage:#71835f;--line:#e7ddcf;--radius-lg:22px;--radius-md:16px;--shadow:0 12px 30px #4c361f14;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--ink);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%}body{background:radial-gradient(circle at 12% 8%, #b45f4314, transparent 38%), radial-gradient(circle at 88% 4%, #71835f1a, transparent 34%), var(--bg);margin:0}button{font:inherit}.app-shell{background:var(--bg);flex-direction:column;width:100%;max-width:540px;min-height:100dvh;margin:0 auto;display:flex;position:relative}@media (width>=620px){body{padding:24px 0}.app-shell{border:1px solid 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var(--line);border-radius:var(--radius-md);background:var(--surface);box-shadow:var(--shadow);padding:6px 18px}.setting-row{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding:14px 0;font-size:14px;display:flex}.setting-row:last-child{border-bottom:0}.setting-value{color:var(--ink);font-size:13px}.setting-value.is-muted{color:var(--muted)}.settings-note{color:var(--muted);margin:0 4px;font-size:12px;line-height:1.7}.bottom-nav{z-index:10;width:100%;max-width:540px;padding:8px 6px calc(8px + env(safe-area-inset-bottom));border-top:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffdf9eb;grid-template-columns:repeat(5,minmax(0,1fr));display:grid;position:fixed;bottom:0;left:50%;transform:translate(-50%)}@media (width>=620px){.bottom-nav{border-radius:0 0 28px 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