:root{--bg: #f7f8fa;--surface: #ffffff;--border: #e6e8ec;--text: #1a1d24;--text-soft: #6b7280;--accent: #2563eb;--accent-soft: #eff4ff;--radius: 12px;--shadow: 0 1px 3px rgba(16, 24, 40, .06), 0 1px 2px rgba(16, 24, 40, .04);--mark: #fef08a;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text)}*{box-sizing:border-box}body{margin:0;background:var(--bg);-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}.app{max-width:860px;margin:0 auto;padding:48px 24px 96px}.header{text-align:center;margin-bottom:36px}.header h1{font-size:28px;font-weight:700;margin:0 0 6px;letter-spacing:-.02em}.header p{color:var(--text-soft);margin:0;font-size:15px}.search-bar{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:4px 4px 4px 16px;box-shadow:var(--shadow);transition:border-color .15s,box-shadow .15s}.search-bar:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.search-bar svg{color:var(--text-soft);flex-shrink:0}.search-bar input{flex:1;border:none;outline:none;font-size:16px;padding:12px 0;background:transparent;color:var(--text)}.search-bar button{background:var(--accent);color:#fff;border:none;border-radius:9px;padding:10px 18px;font-size:15px;font-weight:600}.search-bar button:disabled{opacity:.5;cursor:default}.toolbar{display:flex;align-items:center;justify-content:space-between;margin:16px 2px 28px;font-size:13px;color:var(--text-soft)}.upload-btn{display:inline-flex;align-items:center;gap:7px;background:var(--surface);border:1px solid var(--border);border-radius:9px;padding:8px 14px;font-size:14px;font-weight:500;color:var(--text)}.upload-btn:hover{border-color:var(--accent);color:var(--accent)}.results{display:flex;flex-direction:column;gap:12px}.result-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);transition:transform .12s,box-shadow .12s}.result-card:hover{transform:translateY(-1px);box-shadow:0 4px 12px #10182814}.result-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.result-name{font-size:16px;font-weight:600;margin:0}.result-path{font-size:12px;color:var(--text-soft);margin:4px 0 0;font-family:ui-monospace,monospace}.result-snippet{margin:12px 0 0;font-size:14px;line-height:1.55;color:#374151}.result-snippet mark{background:var(--mark);border-radius:3px;padding:0 1px}.result-actions{margin-top:12px}.result-actions button{background:none;border:none;color:var(--accent);font-size:13px;font-weight:600;padding:0}.badge{flex-shrink:0;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.03em;color:var(--accent);background:var(--accent-soft);border-radius:6px;padding:3px 7px}.empty,.loading{text-align:center;color:var(--text-soft);padding:56px 16px;font-size:15px}.spinner{width:22px;height:22px;border:2.5px solid var(--border);border-top-color:var(--accent);border-radius:50%;margin:0 auto 14px;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--text);color:#fff;padding:12px 20px;border-radius:10px;font-size:14px;box-shadow:0 8px 24px #0003}.error{color:#b91c1c}