:root{--paper:#fbfaf7;--card:#ffffffd6;--line:#22221e1a;--text:#171714;--muted:#77776f;--olive:#9aa45f;--olive-dark:#7f8a46;--olive-soft:#eef0df;--shadow:0 18px 55px #302d231a;--shadow-soft:0 10px 28px #302d2314;color:var(--text);background:var(--paper);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at 20% 0%, #e2dac46b, transparent 30rem), var(--paper);min-width:320px;min-height:100vh;margin:0}button,input,textarea{font:inherit}button{cursor:pointer;color:inherit;background:0 0;border:0}.app{width:min(1840px,100%);margin:0 auto;padding:18px 30px 36px}.card-shell{border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);border-radius:26px}.topbar{justify-content:space-between;align-items:center;height:48px;margin-bottom:14px;display:flex}.logo,.topbar 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