:root{--vrt-green:#00c853;--vrt-green-dark:#009624;}
/* VIPROW Tools — standalone styles, prefixed so they don't clash with any theme */
.vr-tools-grid,.vr-tool-card,.vr-modal-overlay,.vr-modal,.vr-form-group,.vrt-modal-overlay,.vrt-modal{
  box-sizing:border-box;
}
.vr-tools-grid *,.vr-modal *{box-sizing:border-box}

:root{
  --vrt-green:var(--vrt-green);--vrt-green-dark:var(--vrt-green-dark);
  --vrt-bg2:#141414;--vrt-bg3:#1a1a1a;--vrt-bg4:#222;
  --vrt-border:#2a2a2a;--vrt-text:#e8e8e8;--vrt-muted:#888;
  --vrt-font-display:'Oswald',sans-serif;--vrt-font-body:'Inter',sans-serif;
}

/* Filters */
.vr-tools-filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.vr-filter-btn{background:var(--vrt-bg3);border:1px solid var(--vrt-border);color:var(--vrt-muted);font-family:var(--vrt-font-display);font-size:12px;font-weight:500;letter-spacing:.5px;padding:7px 14px;border-radius:4px;cursor:pointer;transition:all .2s}
.vr-filter-btn:hover,.vr-filter-btn.active{background:var(--vrt-red);border-color:var(--vrt-red);color:#fff}

/* Grid */
.vr-tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-bottom:30px}
.vr-tool-card{background:var(--vrt-bg3);border:1px solid var(--vrt-border);border-radius:8px;padding:18px;cursor:pointer;transition:border-color .2s,transform .2s;display:flex;flex-direction:column;gap:10px;color:var(--vrt-text)}
.vr-tool-card:hover{border-color:var(--vrt-red);transform:translateY(-2px)}
.vr-tool-icon{font-size:26px}
.vr-tool-name{font-family:var(--vrt-font-display);font-size:14px;font-weight:600;color:#fff}
.vr-tool-cat{font-size:11px;color:var(--vrt-muted);font-weight:500}
.vr-tool-arrow{margin-top:auto;color:var(--vrt-red);font-size:18px;align-self:flex-end}

/* Modal */
.vr-modal-overlay,.vrt-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:99999;display:none;align-items:center;justify-content:center;padding:20px}
.vr-modal-overlay.open,.vrt-modal-overlay.open{display:flex}
.vr-modal,.vrt-modal{background:var(--vrt-bg2);border:1px solid var(--vrt-border);border-radius:10px;padding:28px;width:100%;max-width:520px;position:relative;max-height:90vh;overflow-y:auto;font-family:var(--vrt-font-body);color:var(--vrt-text)}
.vr-modal-close,.vrt-modal-close{position:absolute;top:14px;right:16px;background:none;border:none;color:var(--vrt-muted);font-size:22px;cursor:pointer}
.vr-modal-close:hover,.vrt-modal-close:hover{color:#fff}
.vr-modal-title{font-family:var(--vrt-font-display);font-size:20px;font-weight:700;color:#fff;margin-bottom:20px;display:flex;align-items:center;gap:10px}
.vr-modal-body{display:flex;flex-direction:column;gap:14px}

.vr-form-group{display:flex;flex-direction:column;gap:6px}
.vr-form-group label{font-size:12px;font-weight:600;color:var(--vrt-muted);letter-spacing:.5px;font-family:var(--vrt-font-display)}
.vr-form-group input,.vr-form-group select,.vr-form-group textarea{width:100%;background:var(--vrt-bg3);border:1px solid var(--vrt-border);border-radius:6px;padding:10px 14px;color:var(--vrt-text);font-size:14px;font-family:var(--vrt-font-body);outline:none;transition:border-color .2s}
.vr-form-group input:focus,.vr-form-group select:focus,.vr-form-group textarea:focus{border-color:var(--vrt-red)}
.vr-form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

.vr-calc-result{background:var(--vrt-bg4);border:1px solid var(--vrt-border);border-radius:6px;padding:14px;text-align:center}
.vr-result-label{font-size:11px;color:var(--vrt-muted);margin-bottom:4px;font-family:var(--vrt-font-display);letter-spacing:.5px}
.vr-result-value{font-family:var(--vrt-font-display);font-size:32px;font-weight:700;color:var(--vrt-red);word-break:break-word}
.vr-result-sub{font-size:12px;color:var(--vrt-muted);margin-top:4px}
.vr-calc-btn{width:100%;background:var(--vrt-red);color:#fff;font-family:var(--vrt-font-display);font-size:14px;font-weight:700;letter-spacing:.5px;padding:12px;border:none;border-radius:6px;cursor:pointer;transition:background .2s}
.vr-calc-btn:hover{background:var(--vrt-red-dark)}
.vr-result-text{font-size:13px;color:var(--vrt-text);background:var(--vrt-bg4);border:1px solid var(--vrt-border);border-radius:6px;padding:12px;line-height:1.6;word-break:break-all;white-space:pre-wrap;font-family:monospace;max-height:200px;overflow-y:auto}
.vr-bracket-list,.vr-fixture-list{display:flex;flex-direction:column;gap:8px;max-height:280px;overflow-y:auto}
.vr-bracket-row{background:var(--vrt-bg4);border:1px solid var(--vrt-border);border-radius:6px;padding:10px 14px;font-size:13px;display:flex;justify-content:space-between}
.vr-qr-canvas{display:flex;justify-content:center;padding:10px;background:#fff;border-radius:6px}