*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f4f4f1;--surface:#fff;--surface2:#f0f0ec;--surface3:#e8e8e3;
  --border:#e0e0d8;--border2:#c8c8be;
  --text:#1a1a17;--text2:#58584f;--text3:#9a9a8f;
  --accent:#1d4ed8;--accent-bg:#eff6ff;--accent-border:#bfdbfe;
  --green:#15803d;--green-bg:#f0fdf4;--green-border:#86efac;
  --red:#b91c1c;--red-bg:#fef2f2;--red-border:#fca5a5;
  --amber:#92400e;--amber-bg:#fffbeb;--amber-border:#fcd34d;
  --r:7px;--rs:4px
}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:var(--bg);color:var(--text);font-size:13px;line-height:1.5;height:100vh;display:flex;flex-direction:column;overflow:hidden}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 1.25rem;display:flex;align-items:center;height:48px;gap:0;flex-shrink:0}
.logo{font-size:14px;font-weight:700;margin-right:1.5rem}
.tab{height:48px;padding:0 .9rem;border:none;background:none;font-size:12px;color:var(--text2);cursor:pointer;border-bottom:2.5px solid transparent;display:flex;align-items:center;transition:color .15s;white-space:nowrap}
.tab:hover{color:var(--text);background:var(--surface2)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:500}
.workspace{flex:1;overflow:hidden;display:flex;flex-direction:column}
.view{display:none;flex:1;overflow:hidden}
.view.active{display:flex;flex-direction:column}
.panel-row{display:grid;gap:0;overflow:hidden;flex:1}
.panel-row.two{grid-template-columns:1fr 1fr}
.panel-row.three{grid-template-columns:1fr 1fr 1fr}
.panel{border-right:1px solid var(--border);overflow:hidden;display:flex;flex-direction:column}
.panel:last-child{border-right:none}
.panel-head{padding:.6rem 1rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0;background:var(--surface)}
.panel-head h3{font-size:12px;font-weight:600}
.panel-body{flex:1;overflow-y:auto;padding:1rem}
.drop-zone{border:2px dashed var(--border2);border-radius:var(--r);padding:1.5rem 1rem;text-align:center;cursor:pointer;transition:all .2s;position:relative;margin-bottom:.75rem}
.drop-zone:hover,.drop-zone.over{border-color:var(--accent);background:var(--accent-bg)}
.drop-zone input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.drop-icon{font-size:22px;color:var(--text3);display:block;margin-bottom:.3rem}
.drop-label{font-size:12px;color:var(--text2);font-weight:500}
.drop-hint{font-size:11px;color:var(--text3);margin-top:2px}
.file-ok{display:flex;align-items:center;gap:7px;padding:7px 10px;background:var(--green-bg);border:1px solid var(--green-border);border-radius:var(--rs);font-size:12px;color:var(--green);margin-bottom:.75rem}
.field{display:flex;flex-direction:column;gap:4px;margin-bottom:.75rem}
.field label{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:.04em}
select,input[type=text]{padding:6px 8px;border:1px solid var(--border);border-radius:var(--rs);background:var(--surface);color:var(--text);font-size:12px;width:100%}
select:focus,input:focus{outline:none;border-color:var(--accent)}

/* WHITELIST */
.wl-section{margin-bottom:1rem}
.wl-section-head{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:.04em;padding:.4rem 0;display:flex;align-items:center;justify-content:space-between}
.wl-wrap{border:1px solid var(--border);border-radius:var(--rs);overflow:hidden;margin-bottom:.5rem}
.wl-item{display:flex;align-items:center;gap:6px;padding:5px 8px;border-bottom:1px solid var(--border);font-size:12px;cursor:pointer;transition:background .1s}
.wl-item:last-child{border-bottom:none}
.wl-item:hover{background:var(--surface2)}
.wl-item input[type=checkbox]{accent-color:var(--accent);cursor:pointer;width:14px;height:14px;flex-shrink:0}
.dot-badge{font-size:10px;background:var(--amber-bg);color:var(--amber);border:1px solid var(--amber-border);border-radius:3px;padding:0 4px;margin-left:2px;flex-shrink:0}
.tilde-badge{font-size:10px;background:#f0e6ff;color:#7c3aed;border:1px solid #c4b5fd;border-radius:3px;padding:0 4px;margin-left:2px;flex-shrink:0}
.wl-actions{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:.5rem}

/* RULE CARDS */
.rule-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--rs);padding:.75rem;margin-bottom:8px}
.rule-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.6rem}
.rule-head span{font-size:11px;font-weight:600;color:var(--text2)}
.rule-grid{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:8px;margin-bottom:8px}
.rule-field{display:flex;flex-direction:column;gap:3px}
.rule-field label{font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.04em}
.rule-field input{width:100%;padding:5px 7px;border:1px solid var(--border);border-radius:var(--rs);background:var(--surface);color:var(--text);font-size:12px}

/* SYMBOL PICKER */
.picker-area{display:flex;flex-wrap:wrap;gap:4px;padding:8px;background:var(--surface2);border-radius:var(--rs);border:1px solid var(--border);min-height:38px;margin-bottom:4px}
.sym-chip{padding:3px 10px;border-radius:3px;font-size:14px;background:var(--surface);border:1px solid var(--border);cursor:pointer;transition:all .1s;user-select:none}
.sym-chip:hover{background:var(--accent-bg);border-color:var(--accent);color:var(--accent)}
.sym-chip.active{background:var(--accent);border-color:var(--accent);color:#fff}

/* DAY PICKER */
.day-picker{display:flex;flex-wrap:wrap;gap:4px}
.day-btn{padding:4px 10px;border-radius:var(--rs);font-size:12px;font-weight:500;background:var(--surface);border:1px solid var(--border2);cursor:pointer;transition:all .1s;user-select:none}
.day-btn:hover{background:var(--surface2)}
.day-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}

/* ID CHIPS */
.id-chip{display:inline-block;padding:3px 8px;border-radius:3px;font-size:11px;font-family:'Consolas',monospace;font-weight:600;background:var(--amber-bg);color:var(--amber);border:1px solid var(--amber-border);cursor:pointer;transition:all .1s;position:relative}
.id-chip:hover{filter:brightness(.93)}
.id-chip.active{background:var(--amber);color:#fff;border-color:var(--amber)}
.id-chip[title]:hover::after{content:attr(title);position:absolute;bottom:calc(100% + 6px);left:50%;transform:translateX(-50%);background:#1a1a17;color:#fff;padding:5px 8px;border-radius:4px;font-size:11px;white-space:nowrap;z-index:100;pointer-events:none;font-family:-apple-system,sans-serif;font-weight:400;max-width:280px;white-space:normal;text-align:center;line-height:1.4}

/* TAG */
.tag{display:inline-block;padding:1px 6px;border-radius:3px;font-size:10px;font-weight:600;font-family:'Consolas',monospace}
.tag.sym{background:var(--accent-bg);color:var(--accent);border:1px solid var(--accent-border)}
.tag.id{background:var(--amber-bg);color:var(--amber);border:1px solid var(--amber-border)}
.tag.day{background:var(--surface3);color:var(--text2);border:1px solid var(--border2)}

/* BUTTONS */
.btn{padding:6px 14px;border-radius:var(--rs);font-size:12px;font-weight:500;cursor:pointer;border:1px solid transparent;transition:all .15s;display:inline-flex;align-items:center;gap:5px}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover:not(:disabled){filter:brightness(1.1)}
.btn-primary:disabled{opacity:.4;cursor:not-allowed}
.btn-ghost{background:none;color:var(--text2);border-color:var(--border)}
.btn-ghost:hover{background:var(--surface2);color:var(--text)}
.btn-danger{background:none;color:var(--red);border-color:var(--red-border)}
.btn-danger:hover{background:var(--red-bg)}
.btn-sm{padding:4px 10px;font-size:11px}
.btn-icon{padding:4px 7px;font-size:13px}

/* PREVIEW */
.preview-wrap{overflow:auto;flex:1}
.prev-table{border-collapse:collapse;font-size:11px;width:100%}
.prev-table th{background:var(--surface2);border:1px solid var(--border);padding:4px 8px;text-align:left;font-weight:600;color:var(--text2);position:sticky;top:0;white-space:nowrap}
.prev-table td{border:1px solid var(--border);padding:3px 8px;white-space:nowrap}
.prev-table tr:hover td{background:var(--accent-bg)}
.cell-ok{color:var(--green);font-weight:600}

/* STATUS / TOAST */
.status-bar{padding:.5rem 1rem;font-size:12px;border-top:1px solid var(--border);background:var(--surface);flex-shrink:0;display:flex;align-items:center;gap:.5rem;color:var(--text2)}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--border2);flex-shrink:0}
.status-dot.ok{background:var(--green)}
.status-dot.err{background:var(--red)}
.toast{position:fixed;bottom:1.25rem;right:1.25rem;padding:10px 16px;border-radius:var(--rs);font-size:12px;font-weight:500;opacity:0;transform:translateY(6px);transition:all .2s;z-index:999;pointer-events:none;max-width:320px}
.toast.show{opacity:1;transform:translateY(0)}
.toast.ok{background:var(--green-bg);color:var(--green);border:1px solid var(--green-border)}
.toast.err{background:var(--red-bg);color:var(--red);border:1px solid var(--red-border)}
.toast.info{background:var(--accent-bg);color:var(--accent);border:1px solid var(--accent-border)}
.divider{height:1px;background:var(--border);margin:.75rem 0}
.empty{padding:1.5rem;text-align:center;color:var(--text3);font-size:12px}
.chip-row{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px}
.info-box{background:var(--accent-bg);border:1px solid var(--accent-border);border-radius:var(--rs);padding:.6rem .8rem;font-size:11px;color:var(--accent);margin-bottom:.75rem;line-height:1.6}
.section-label{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}