:root{--primary:#4f46e5;--primary-hover:#4338ca;--danger:#dc2626;--danger-hover:#b91c1c;--success:#16a34a;--warning:#f59e0b;--bg:#f9fafb;--surface:#fff;--text:#111827;--text-muted:#6b7280;--border:#e5e7eb;--radius:8px;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{min-height:100vh}.container{max-width:960px;margin:0 auto;padding:0 20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.btn{border-radius:var(--radius);cursor:pointer;border:none;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:500;transition:background .15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.btn-outline{border:1px solid var(--border);color:var(--text);background:0 0}.btn-outline:hover{background:var(--bg)}input,select{border:1px solid var(--border);border-radius:var(--radius);outline:none;width:100%;padding:10px 12px;font-size:14px;transition:border-color .15s}input:focus{border-color:var(--primary)}label{margin-bottom:4px;font-size:14px;font-weight:500;display:block}.form-group{margin-bottom:16px}.error{color:var(--danger);margin-top:8px;font-size:14px}.badge{border-radius:999px;padding:2px 10px;font-size:12px;font-weight:500;display:inline-block}.badge-pending{color:#92400e;background:#fef3c7}.badge-processing{color:#1e40af;background:#dbeafe}.badge-completed{color:#166534;background:#dcfce7}.badge-failed{color:#991b1b;background:#fee2e2}.progress-bar{background:var(--border);border-radius:4px;width:100%;height:8px;overflow:hidden}.progress-bar-fill{background:var(--primary);height:100%;transition:width .3s}nav{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 0}nav .container{justify-content:space-between;align-items:center;display:flex}nav a{color:var(--text);font-size:14px;font-weight:500;text-decoration:none}nav a:hover{color:var(--primary)}