:root{--bg-main: #0b0f19;--bg-card: rgba(18, 26, 43, .75);--bg-card-hover: rgba(28, 38, 61, .85);--bg-glass: rgba(255, 255, 255, .03);--border-color: rgba(255, 255, 255, .1);--border-accent: rgba(56, 189, 248, .4);--primary: #0ea5e9;--primary-hover: #0284c7;--primary-glow: rgba(14, 165, 233, .35);--accent-teal: #14b8a6;--accent-purple: #8b5cf6;--text-main: #f8fafc;--text-muted: #94a3b8;--text-dim: #64748b;--success-bg: rgba(34, 197, 94, .15);--success-border: rgba(34, 197, 94, .4);--success-text: #4ade80;--diff-del-bg: rgba(239, 68, 68, .2);--diff-del-text: #fca5a5;--diff-add-bg: rgba(34, 197, 94, .25);--diff-add-text: #86efac;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--font-family: "Inter", "Noto Sans KR", -apple-system, BlinkMacSystemFont, sans-serif;--transition: all .25s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-main);background-image:radial-gradient(at 0% 0%,rgba(14,165,233,.12) 0px,transparent 50%),radial-gradient(at 100% 0%,rgba(139,92,246,.12) 0px,transparent 50%),radial-gradient(at 50% 100%,rgba(20,184,166,.08) 0px,transparent 50%);background-attachment:fixed;color:var(--text-main);min-height:100vh;line-height:1.5;-webkit-font-smoothing:antialiased}.container{max-width:1200px;margin:0 auto;padding:2.5rem 1.5rem}.app-header{text-align:center;margin-bottom:2.5rem;position:relative}.badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem 1rem;background:#0ea5e926;border:1px solid var(--border-accent);border-radius:50px;color:#7dd3fc;font-size:.875rem;font-weight:500;margin-bottom:1rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.app-title{font-size:2.5rem;font-weight:800;letter-spacing:-.025em;background:linear-gradient(135deg,#fff 30%,#a5f3fc 70%,#38bdf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.75rem}.app-subtitle{color:var(--text-muted);font-size:1.1rem;max-width:650px;margin:0 auto}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-bottom:2rem}@media(max-width:900px){.grid-2{grid-template-columns:1fr}}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.75rem;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 10px 30px #0000004d;transition:var(--transition)}.card-title{font-size:1.2rem;font-weight:600;display:flex;align-items:center;gap:.6rem;margin-bottom:1.25rem;color:var(--text-main)}.card-title svg{color:var(--primary)}.dropzone{border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:2.5rem 1.5rem;text-align:center;background:var(--bg-glass);cursor:pointer;transition:var(--transition);position:relative}.dropzone:hover,.dropzone.active{border-color:var(--primary);background:#0ea5e90d;box-shadow:0 0 25px var(--primary-glow)}.dropzone-icon{width:56px;height:56px;margin:0 auto 1rem;background:#0ea5e91a;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--primary)}.dropzone-text{font-size:1.05rem;font-weight:600;margin-bottom:.35rem}.dropzone-sub{font-size:.85rem;color:var(--text-muted)}.file-input{display:none}.rules-list{display:flex;flex-direction:column;gap:.75rem}.rule-item{display:flex;align-items:center;gap:.75rem;background:#ffffff05;border:1px solid var(--border-color);padding:.75rem 1rem;border-radius:var(--radius-sm)}.rule-input{background:#0000004d;border:1px solid var(--border-color);color:var(--text-main);padding:.5rem .75rem;border-radius:6px;font-size:.9rem;flex:1;font-weight:500}.rule-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-glow)}.arrow-icon{color:var(--text-muted);flex-shrink:0}.btn-icon{background:none;border:none;color:var(--text-dim);cursor:pointer;padding:.4rem;border-radius:6px;transition:var(--transition)}.btn-icon:hover{color:#ef4444;background:#ef44441a}.btn-add-rule{display:inline-flex;align-items:center;gap:.5rem;background:#ffffff0d;border:1px dashed var(--border-color);color:var(--text-muted);padding:.6rem 1rem;border-radius:var(--radius-sm);cursor:pointer;font-size:.875rem;margin-top:.5rem;width:100%;justify-content:center;transition:var(--transition)}.btn-add-rule:hover{border-color:var(--primary);color:var(--primary);background:#0ea5e914}.file-list{display:flex;flex-direction:column;gap:.6rem;max-height:220px;overflow-y:auto;margin-top:1rem}.file-item{display:flex;align-items:center;justify-content:space-between;background:#ffffff08;border:1px solid var(--border-color);padding:.65rem .9rem;border-radius:var(--radius-sm);font-size:.875rem}.file-name{display:flex;align-items:center;gap:.5rem;font-weight:500;color:var(--text-main);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-meta{display:flex;align-items:center;gap:.75rem;color:var(--text-muted);font-size:.8rem}.badge-count{background:var(--primary-glow);color:#38bdf8;padding:.15rem .5rem;border-radius:12px;font-weight:600}.action-bar{display:flex;gap:1rem;justify-content:flex-end;margin-bottom:2rem;flex-wrap:wrap}.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-hover) 100%);color:#fff;border:none;padding:.85rem 1.75rem;border-radius:var(--radius-md);font-weight:600;font-size:1rem;cursor:pointer;display:inline-flex;align-items:center;gap:.6rem;box-shadow:0 4px 20px var(--primary-glow);transition:var(--transition)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 25px #0ea5e980}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-secondary{background:#ffffff0d;border:1px solid var(--border-color);color:var(--text-main);padding:.85rem 1.5rem;border-radius:var(--radius-md);font-weight:600;font-size:.95rem;cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;transition:var(--transition)}.btn-secondary:hover{background:#ffffff1a;border-color:#fff3}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.5rem}@media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr)}}.stat-box{background:#ffffff05;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.2rem;text-align:center}.stat-num{font-size:1.8rem;font-weight:700;color:var(--primary);margin-bottom:.2rem}.stat-num.highlight{color:var(--accent-teal)}.stat-label{font-size:.825rem;color:var(--text-muted)}.table-container{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--border-color);background:#0003;max-height:480px;overflow-y:auto}.diff-table{width:100%;border-collapse:collapse;text-align:left;font-size:.875rem}.diff-table th{background:#0f172ae6;color:var(--text-muted);font-weight:600;padding:.85rem 1rem;border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:10}.diff-table td{padding:.75rem 1rem;border-bottom:1px solid rgba(255,255,255,.04)}.diff-table tr:hover{background:#ffffff05}.diff-del{background:var(--diff-del-bg);color:var(--diff-del-text);padding:.1rem .35rem;border-radius:4px;text-decoration:line-through;margin-right:.35rem;font-family:monospace}.diff-add{background:var(--diff-add-bg);color:var(--diff-add-text);padding:.15rem .4rem;border-radius:4px;font-weight:600;font-family:monospace}.empty-state{text-align:center;padding:3rem 1.5rem;color:var(--text-dim)}.empty-state svg{margin-bottom:.75rem;opacity:.5}.notice-box{background:#0ea5e914;border:1px solid rgba(14,165,233,.25);border-radius:var(--radius-md);padding:1rem 1.25rem;margin-top:2rem;display:flex;align-items:flex-start;gap:.75rem;font-size:.875rem;color:#bae6fd}.notice-box svg{flex-shrink:0;color:var(--primary);margin-top:.1rem}.app-footer{text-align:center;margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--border-color);color:var(--text-dim);font-size:.85rem}