body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#111827}*{box-sizing:border-box}.app-container{display:flex;min-height:100vh}.sidebar-container{width:260px;min-width:260px;max-width:260px;height:100vh;overflow:hidden;transition:all .3s ease}.sidebar-container.collapsed{width:70px;min-width:70px;max-width:70px}.main-content{flex:1;display:flex;flex-direction:column;background:#f3f4f6;min-width:0}.sidebar-link{display:flex;align-items:center;gap:.7rem;padding:.55rem .9rem;font-size:.9rem;font-weight:500;color:#d1d5db;text-decoration:none;border-radius:999px;transition:background .12s ease,color .12s ease,transform .08s ease;white-space:nowrap}.sidebar-link:hover{background:#1f2937e6;color:#fff;transform:translate(1px)}.sidebar-link-active{background:#22c55e;color:#022c22}.sidebar-overlay{display:none}.mobile-menu-btn{border:none;background:transparent;color:#111827;display:inline-flex;align-items:center;justify-content:center;padding:8px;cursor:pointer;border-radius:6px;transition:background .15s ease}.mobile-menu-btn:hover{background:#f3f4f6}.mobile-menu-btn:active{background:#e5e7eb}@media(max-width:1024px){.app-container{position:relative}.sidebar-container{position:fixed;left:-260px;top:0;height:100vh;z-index:30;transition:left .25s ease-out;width:260px;min-width:260px;max-width:260px}.sidebar-container.open{left:0}.sidebar-container.collapsed{width:260px;min-width:260px;max-width:260px}.sidebar-overlay{display:none;position:fixed;inset:0;background:#0f172a99;z-index:25;opacity:0;transition:opacity .25s ease}.sidebar-overlay.open{display:block;opacity:1}}