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var(--sidebar-ease);color:var(--sidebar-accent)}@keyframes iconBookOpen{0%{transform:rotateY(0deg) scale(1)}40%{transform:rotateY(-15deg) scale(1.05)}70%{transform:rotateY(5deg) scale(1.08)}to{transform:rotateY(0deg) scale(1)}}.nav-link:hover .nav-icon[data-icon=personel]{animation:iconNod .45s var(--sidebar-ease);color:var(--sidebar-accent)}@keyframes iconNod{0%{transform:translateX(0) rotate(0)}30%{transform:translateX(2px) rotate(3deg)}60%{transform:translateX(-1px) rotate(-2deg)}to{transform:translateX(0) rotate(0)}}.nav-link:hover .nav-icon[data-icon=akademik]{animation:iconFlip .5s var(--sidebar-ease);color:var(--sidebar-accent)}@keyframes iconFlip{0%{transform:perspective(200px) rotateX(0deg)}50%{transform:perspective(200px) rotateX(-15deg) scale(1.05)}to{transform:perspective(200px) rotateX(0deg) scale(1)}}.nav-link:hover .nav-icon[data-icon=kurum]{animation:iconGearSpin .6s var(--sidebar-ease);color:var(--sidebar-accent)}@keyframes 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var(--sidebar-ease)}.submenu-link:hover .submenu-dot{background:#999;transform:scale(1.25)}.submenu-link.active .submenu-dot{background:var(--sidebar-accent)}.submenu-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0;flex:1}.submenu-tooltip{position:fixed;min-width:200px;max-width:250px;background:#fff;border-radius:10px;box-shadow:0 4px 20px rgba(0,0,0,.08);padding:4px 0;opacity:0;visibility:hidden;transform:translateX(-8px) scale(.97);transform-origin:left center;z-index:99999;pointer-events:none;border:1px solid var(--sidebar-border);overflow:hidden;overflow-y:auto;transition:opacity .25s var(--sidebar-ease),transform .25s var(--sidebar-ease),visibility .25s var(--sidebar-ease)}.submenu-tooltip.visible{opacity:1;visibility:visible;transform:translateX(0) scale(1);pointer-events:auto}.submenu-tooltip.visible .submenu-tooltip-item{animation:tooltipItemSlide .3s var(--sidebar-ease) forwards;opacity:0;transform:translateX(-6px)}.submenu-tooltip.visible 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var(--sidebar-ease);flex-shrink:0}.submenu-tooltip-item:hover{background:var(--sidebar-active-bg);color:var(--sidebar-text-hover);transform:translateX(2px)}.submenu-tooltip-item:hover:before{background:#999;transform:scale(1.3)}.submenu-tooltip-item.active{background:var(--sidebar-accent-light);color:var(--sidebar-active-text);font-weight:550}.submenu-tooltip-item.active:before{background:var(--sidebar-accent)}.submenu-tooltip-item.active:after{content:"";position:absolute;right:10px;width:5px;height:5px;background:var(--sidebar-accent);border-radius:50%}.nav-item.has-submenu .tooltip{display:none}.nav-link-row{display:flex;align-items:center;position:relative;overflow:hidden}.nav-link-row .nav-link{flex:1;min-width:0;overflow:hidden}.pin-btn{width:22px;height:22px;display:none;align-items:center;justify-content:center;background:transparent;border:none;border-radius:6px;cursor:pointer;color:#bbb;transition:color .25s var(--sidebar-ease),background .25s var(--sidebar-ease),opacity .25s var(--sidebar-ease),transform .25s var(--sidebar-ease);flex-shrink:0;margin-right:6px;opacity:0}.sidebar.open .pin-btn{display:flex}.nav-link-row:hover .pin-btn{opacity:.5}.pin-btn:hover{opacity:1!important;background:var(--sidebar-active-bg);color:var(--sidebar-text-hover);transform:scale(1.1)}.pin-btn:active{transform:scale(.9)}.pin-btn.pinned{opacity:1;color:var(--sidebar-accent)}.nav-item.dragging{opacity:.35;transform:scale(.98)}.nav-item.drag-over-top:before{top:-1px}.nav-item.drag-over-bottom:after,.nav-item.drag-over-top:before{content:"";position:absolute;left:8px;right:8px;height:2px;background:var(--sidebar-accent);border-radius:1px;z-index:10;animation:dragLine .2s var(--sidebar-ease) forwards}.nav-item.drag-over-bottom:after{bottom:-1px}@keyframes 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