:root{--bg:#f3efe6;--card:#fffdf8;--ink:#1c1915;--muted:#5c564c;--faint:#8a8378;--line:#e4ddd0;--accent:#0f6e62;--accent-soft:#e5f3f0;--shadow:0 12px 30px #3024120f;--serif:"Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;--sans:"Avenir Next", "Segoe UI", sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font:16px/1.5 var(--sans);color:var(--ink);background:radial-gradient(circle at top left, #fff8ec, transparent 36%), var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{min-height:100svh;margin:0}#root{min-height:100svh}button:focus-visible,textarea:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.app{width:min(1120px,100% - 40px);margin:0 auto;padding:48px 0 64px}.header{max-width:640px;margin-bottom:32px}.eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin:0 0 10px;font-size:13px;font-weight:650}h1{font-family:var(--serif);letter-spacing:-.03em;color:var(--ink);margin:0 0 12px;font-size:clamp(36px,5vw,56px);font-weight:560;line-height:1.05}.lede{max-width:52ch;color:var(--muted);margin:0}.notice{color:#9a3412;margin:14px 0 0}.workspace{grid-template-columns:1fr 1fr;align-items:start;gap:16px;display:grid}.panel{background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px;flex-direction:column;min-height:420px;display:flex;overflow:hidden}.panel-bar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}h2{letter-spacing:0;color:var(--ink);align-items:center;gap:8px;margin:0;font-size:15px;font-weight:650;display:flex}.count{background:var(--accent-soft);min-width:22px;height:22px;color:var(--accent);font-variant-numeric:tabular-nums;border-radius:999px;place-items:center;padding:0 6px;font-size:12px;display:inline-grid}.actions{gap:8px;display:flex}button{border:1px solid var(--line);background:var(--bg);color:var(--ink);font:inherit;cursor:pointer;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:600}button:hover:not(:disabled){border-color:var(--ink)}button:disabled{opacity:.45;cursor:default}button.primary{background:var(--ink);color:var(--bg);border-color:var(--ink)}textarea{resize:vertical;width:100%;min-height:360px;color:var(--ink);font:inherit;box-sizing:border-box;background:0 0;border:0;flex:1;padding:16px 18px 20px;line-height:1.55}textarea:focus{outline:none}textarea::placeholder,input::placeholder{color:var(--faint)}.empty{color:var(--faint);margin:0;padding:28px 18px}.sentences{flex-direction:column;gap:6px;max-height:70vh;margin:0;padding:8px;list-style:none;display:flex;overflow:auto}.sentences>li{background:var(--bg);border-radius:12px;grid-template-columns:auto 1fr;align-items:start;gap:8px 12px;padding:12px;display:grid}.sentence-body{flex-direction:column;gap:8px;min-width:0;display:flex}.sentence-top{align-items:flex-start;gap:12px;display:flex}.sentence-top p{flex:1}.grammar-row{align-items:center;gap:8px;display:flex}.grammar-row input{border:1px solid var(--line);background:var(--card);min-width:0;color:var(--ink);font:inherit;border-radius:10px;flex:1;padding:8px 10px;font-size:14px}.grammar-note{margin:0;font-size:13px}.grammar-note.clear{color:var(--accent);font-weight:650}.grammar-note.error{color:#9a3412}.grammar-note.fix{color:var(--ink)}.sentences p{color:var(--ink);margin:0;line-height:1.45}.index{font-variant-numeric:tabular-nums;min-width:1.6em;color:var(--accent);padding-top:2px;font-size:13px;font-weight:650}@media (width<=800px){.app{width:min(100% - 24px,1120px);padding-top:28px}.workspace{grid-template-columns:1fr}.panel{min-height:0}textarea{min-height:220px}.grammar-row{flex-direction:column;align-items:stretch}}