:root{color-scheme:light;--bg: #f5f3ee;--surface: #ffffff;--ink: #1d252c;--muted: #64717c;--line: #d8ded8;--blue: #146c94;--green: #1f8a70;--red: #b23a48;--gold: #FFDC35;--violet: #635bff;--shadow: 0 12px 32px rgba(29, 37, 44, .08)}*{box-sizing:border-box}body{margin:0;min-width:320px;height:100vh;overflow:hidden;overscroll-behavior:none;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:progress;opacity:.62}.app-shell{display:grid;grid-template-rows:auto minmax(0,1fr);height:100vh;min-height:0;overflow:hidden}.app-header{position:relative;z-index:30;display:grid;grid-template-columns:320px minmax(520px,1fr) 360px;align-items:center;gap:0;min-height:64px;padding:10px 20px;border-bottom:1px solid var(--line);background:#ffffffc2;box-shadow:0 10px 28px 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