@import url('https://fonts.googleapis.com/css2?family=DM+Sans:opsz,wght@9..40,400..800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');
:root{--bg:#f6f8fc;--card:#fff;--text:#172033;--muted:#5e6d82;--border:#e2e8f0;--blue:#1769e0;--blue-dark:#0e4fad;--green:#087f5b;--shadow:0 10px 30px rgba(24,48,86,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 'DM Sans',sans-serif}button,select,textarea,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}.mono{font-family:'JetBrains Mono',monospace}.container{max-width:1360px;margin:auto;padding:0 24px}.topbar{position:sticky;top:0;z-index:10;background:#fffffff2;backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.nav{height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px}.logo{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,#172033,#1769e0);color:#fff;display:grid;place-items:center;font-weight:800;font-size:11px}.brand a{font-weight:800;color:#172033;text-decoration:none}.brand small{display:block;color:var(--muted);font-size:11px}.navlinks{display:flex;gap:24px}.navlinks button,.linkbutton{border:0;background:none;color:#526176;font-weight:700;font-size:12px}.trust{color:#087f5b;background:#ecfdf5;border:1px solid #b7ead6;border-radius:8px;padding:5px 10px;font-size:12px}.external{background:#eef2f7;border-radius:8px;padding:7px 11px;text-decoration:none;color:#344054;font-size:12px;font-weight:700}.hero,.panel,.section,.toolbar{background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.hero{margin:24px auto 16px;padding:32px;position:relative;overflow:hidden}.hero:after{content:'';position:absolute;right:-80px;top:-100px;width:320px;height:320px;border-radius:50%;background:#eaf1ff;filter:blur(36px)}.hero>*{position:relative;z-index:1}.eyebrow{color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.08em}.hero 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12px;font-weight:700;font-size:12px;color:#344054}.button.primary{background:var(--blue);border-color:var(--blue);color:#fff}.button.danger{color:#c92a2a;border-color:#f3b7b7}.button.active{background:var(--blue);color:#fff}.toolbar{padding:14px;margin-bottom:16px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.controls,.actions,.segmented{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.segmented{background:#f1f4f8;padding:4px;border-radius:10px}.segmented button{border:0;background:transparent;border-radius:8px;padding:7px 10px;font-size:12px;font-weight:700;color:#5e6d82}.segmented button.active{background:#fff;color:var(--blue);box-shadow:0 1px 3px #ccd4df}.selectbox{background:#f8fafc;border:1px solid var(--border);padding:7px 10px;border-radius:10px;font-size:12px;font-weight:700}.toggle{border:1px solid #b9d3fb;background:#eff6ff;color:var(--blue);border-radius:10px;padding:8px 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var(--border);border-radius:10px;overflow:auto;max-height:145px}.file-row{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:8px 10px;border-bottom:1px solid #edf0f4;font-size:12px;cursor:pointer}.file-row:last-child{border:0}.file-row.active{background:#eff6ff}.file-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.status{font-size:10px;font-weight:800;padding:3px 6px;border-radius:5px;background:#e9eef5}.status.converted{background:#d9f8e9;color:#087f5b}.status.error{background:#ffe3e3;color:#c92a2a}.tabs{display:flex;border-bottom:1px solid var(--border);background:#f8fafc;padding:0 10px;overflow:auto}.tabs button{border:0;border-bottom:2px solid transparent;background:none;padding:10px;font-size:12px;font-weight:700;color:#65748a;white-space:nowrap}.tabs button.active{color:var(--blue);border-color:var(--blue);background:#fff}.panelbody{padding:12px;flex:1;min-height:0}.editor{width:100%;height:390px;resize:none;border:1px solid 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