@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";.sidebar{width:var(--sidebar-width);background:var(--white);border-right:1px solid var(--gray-200);z-index:100;height:100vh;transition:width var(--transition-slow);flex-direction:column;display:flex;position:fixed;top:0;left:0}.sidebar-header{padding:var(--spacing-5) var(--spacing-5);border-bottom:1px solid var(--gray-100)}.sidebar-logo{align-items:center;gap:var(--spacing-3);display:flex}.sidebar-logo-img{object-fit:contain;border-radius:var(--radius-md);background:var(--white);border:1px solid var(--gray-100);width:42px;height:42px;padding:3px;box-shadow:0 4px 10px #00000014}.sidebar-brand{flex-direction:column;display:flex}.sidebar-title{font-size:var(--font-size-base);color:var(--gray-900);letter-spacing:-.01em;font-weight:700;line-height:1.2}.sidebar-subtitle{font-size:var(--font-size-xs);color:var(--gray-500);margin-top:1px}.sidebar-nav{padding:var(--spacing-3) 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.tree-node-label{color:var(--gray-600);font-weight:500;font-size:var(--font-size-xs)}.tree-node-actions{opacity:0;transition:opacity var(--transition-fast);gap:2px;display:flex}.tree-node:hover .tree-node-actions{opacity:1}.tree-action-btn{border-radius:var(--radius-sm);cursor:pointer;width:28px;height:28px;color:var(--gray-400);transition:all var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;font-size:.85rem;display:flex}.tree-action-btn:hover{background:var(--primary-50);color:var(--primary-500)}.tree-action-btn.tree-action-delete:hover{background:var(--danger-50);color:var(--danger-500)}.reg-link-modal{padding:var(--spacing-2) 0}.reg-link-desc{font-size:var(--font-size-sm);color:var(--gray-600);margin-bottom:var(--spacing-4)}.reg-link-box{gap:var(--spacing-2);margin-bottom:var(--spacing-4);display:flex}.reg-link-box 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h3{font-size:var(--font-size-xl);color:var(--gray-900);font-weight:700}.bracket-tree{gap:0;min-height:400px;display:flex}.bracket-round-col{flex-direction:column;flex-shrink:0;display:flex}.bracket-round-label{text-align:center;font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.05em;color:var(--gray-500);padding:var(--spacing-2) var(--spacing-3);margin-bottom:var(--spacing-3);background:var(--gray-100);border-radius:var(--radius-md);min-width:210px;font-weight:700}.bracket-round-matches{flex-direction:column;flex:1;justify-content:space-around;gap:0;display:flex}.bracket-slot-wrapper{align-items:center;padding:6px 0;display:flex;position:relative}.bracket-slot-wrapper.left-connector-top,.bracket-slot-wrapper.left-connector-bottom{margin-right:40px}.bracket-slot-wrapper.left-connector-top:after,.bracket-slot-wrapper.left-connector-bottom:after{content:"";background:var(--gray-200);width:40px;height:2px;transition:all var(--transition-fast) ease;position:absolute;top:50%;right:-40px}.bracket-slot-wrapper.left-connector-top:before{content:"";background:var(--gray-200);width:2px;transition:all var(--transition-fast) ease;position:absolute;top:50%;bottom:0;right:-40px}.bracket-slot-wrapper.left-connector-bottom:before{content:"";background:var(--gray-200);width:2px;transition:all var(--transition-fast) ease;position:absolute;top:0;bottom:50%;right:-40px}.bracket-slot-wrapper.right-connector-top,.bracket-slot-wrapper.right-connector-bottom{margin-left:40px}.bracket-slot-wrapper.right-connector-top:after,.bracket-slot-wrapper.right-connector-bottom:after{content:"";background:var(--gray-200);width:40px;height:2px;transition:all var(--transition-fast) ease;position:absolute;top:50%;left:-40px}.bracket-slot-wrapper.right-connector-top:before{content:"";background:var(--gray-200);width:2px;transition:all var(--transition-fast) 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