:root{--bg: #f4f6f8;--surface: #ffffff;--border: #d8dee4;--text: #1c2529;--muted: #5b6b74;--accent: #1f5f8b;--accent-hover: #17496b;--danger-bg: #fdecea;--danger-border: #f5c2bd;--danger-text: #8f2c22;--ok-bg: #eaf5ec;--ok-border: #bcdcc4;--ok-text: #256032;--warn-bg: #fdf6e3;--warn-border: #ecd9a5;--warn-text: #7a5b12;--highlight: #fff3a3;--radius: 8px;--shadow: 0 1px 3px rgba(16, 24, 32, .08), 0 1px 2px rgba(16, 24, 32, .04)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.5}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px}.login-card h1{margin:0 0 4px;font-size:20px}.login-card p.sub{margin:0 0 24px;color:var(--muted);font-size:14px}.field{margin-bottom:16px}.field label{display:block;margin-bottom:6px;font-size:13px;font-weight:600;color:var(--muted)}.field input{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:6px;font:inherit;background:#fff;color:var(--text)}.field input:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn-primary{width:100%;padding:10px 16px;border:none;border-radius:6px;background:var(--accent);color:#fff;font-weight:600}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.app-header{background:var(--surface);border-bottom:1px solid var(--border);padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.app-header h1{margin:0;font-size:17px}.app-header .meta{color:var(--muted);font-size:13px}.btn-link{background:none;border:none;color:var(--accent);text-decoration:underline;padding:4px}main{max-width:1100px;margin:0 auto;padding:24px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:24px}.panel h2{margin:0 0 4px;font-size:16px}.panel p.hint{margin:0 0 18px;color:var(--muted);font-size:14px}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:36px 24px;text-align:center;background:#fbfcfd;transition:border-color .15s,background .15s}.dropzone.active{border-color:var(--accent);background:#eef5fa}.dropzone.has-file{border-style:solid;border-color:var(--accent);background:#fff}.dropzone .filename{font-weight:600;word-break:break-all}.dropzone .filesize{color:var(--muted);font-size:13px}.dropzone-actions{margin-top:16px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.btn-secondary{padding:9px 16px;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--text)}.btn-secondary:hover:not(:disabled){background:#f2f5f7}.btn-run{padding:10px 22px;border:none;border-radius:6px;background:var(--accent);color:#fff;font-weight:600}.btn-run:hover:not(:disabled){background:var(--accent-hover)}.alert{padding:11px 14px;border-radius:6px;font-size:14px;margin-bottom:16px;border:1px solid transparent}.alert-error{background:var(--danger-bg);border-color:var(--danger-border);color:var(--danger-text)}.alert-ok{background:var(--ok-bg);border-color:var(--ok-border);color:var(--ok-text)}.alert-warn{background:var(--warn-bg);border-color:var(--warn-border);color:var(--warn-text)}.alert ul{margin:6px 0 0;padding-left:20px}.progress{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:14px}.spinner{width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion: reduce){.spinner{animation-duration:2.5s}}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:20px}.stat{border:1px solid var(--border);border-radius:6px;padding:12px 14px;background:#fbfcfd}.stat .value{font-size:22px;font-weight:650}.stat .label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}.table-wrap{overflow-x:auto;margin-bottom:8px}table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:720px}th,td{border:1px solid var(--border);padding:8px 10px;text-align:left;vertical-align:top}th{background:#eef1f4;font-weight:650}tbody tr:nth-child(2n){background:#fafbfc}td.marked{background:var(--highlight)}.empty{color:var(--muted);font-style:italic;padding:12px 0}.tabs{display:flex;gap:4px;margin-bottom:16px;border-bottom:1px solid var(--border)}.tab{padding:9px 16px;border:none;background:none;color:var(--muted);font-weight:600;border-bottom:2px solid transparent;margin-bottom:-1px}.tab.selected{color:var(--accent);border-bottom-color:var(--accent)}.download-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:20px}.btn-download{display:inline-block;padding:10px 20px;border:none;border-radius:6px;background:var(--accent);color:#fff;font-weight:600;text-decoration:none}.btn-download:hover:not(:disabled){background:var(--accent-hover)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}@media (max-width: 640px){main{padding:16px}.panel{padding:18px}}