*{box-sizing:border-box;margin:0;padding:0}:root{--blue:#7bdff2;--mint:#b2f7ef;--white:#eff7f6;--blush:#f7d6e0;--pink:#f2b5d4;--text:#2d2d3a;--muted:#8a8a9a;--blue-dark:#3ab8d4;--pink-dark:#d47aaa}body{background:var(--white);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px}.layout{background:#fff;flex-direction:column;max-width:480px;min-height:100vh;margin:0 auto;display:flex}.app-header{border-bottom:2px solid var(--blush);z-index:10;background:#fff;justify-content:space-between;align-items:center;padding:14px 16px;display:flex;position:sticky;top:0}.header-left{align-items:center;gap:8px;display:flex}.app-logo{color:var(--text);letter-spacing:-.5px;font-size:17px;font-weight:900}.app-logo span{color:var(--blue-dark)}.header-sub{color:var(--muted);font-size:12px}.signout-btn{color:var(--muted);border:1px solid var(--blush);cursor:pointer;background:0 0;border-radius:8px;padding:4px 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