:root{--sidebar-width:270px;--admin-sidebar:#222d32;--admin-sidebar-deep:#1a2226;--admin-hover:#1e282c;--admin-accent:#6c5ce7}.sidebar{width:var(--sidebar-width);height:100vh;max-height:100vh;background:var(--admin-sidebar);overflow:hidden;box-shadow:2px 0 8px #10161a2b}.brand{height:64px;min-height:64px;padding:12px 18px;background:var(--admin-sidebar-deep);border-bottom:1px solid #ffffff0a}.brand>b{width:38px;height:38px;border-radius:5px}.sidebar nav{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding:12px 9px 24px;scrollbar-width:thin;scrollbar-color:#526168 transparent;overscroll-behavior:contain}.sidebar nav::-webkit-scrollbar{width:6px}.sidebar nav::-webkit-scrollbar-thumb{background:#526168;border-radius:8px}.sidebar nav>button,.sidebar nav details>button{min-height:42px;margin:1px 0;border-radius:4px!important;padding:10px 12px;color:#b8c7ce}.sidebar nav>button:hover,.sidebar nav details>button:hover,.sidebar nav button.active{background:var(--admin-hover);color:#fff}.sidebar nav button.active{border-left:3px solid var(--admin-accent)!important;padding-left:9px}.nav-accordion{margin:2px 0!important;border-radius:4px!important;color:#b8c7ce;background:transparent}.nav-accordion summary{min-height:44px;padding:11px 12px!important;border-radius:4px;font-size:11px!important;font-weight:500;user-select:none}.nav-accordion summary:hover,.nav-accordion[open]>summary{background:var(--admin-hover);color:#fff}.nav-accordion summary i{width:22px;text-align:center;font-style:normal;font-size:15px}.nav-accordion summary:after{content:'›'!important;font-size:18px;line-height:1;transform:rotate(0deg)!important;transition:transform .18s}.nav-accordion[open] summary:after{transform:rotate(90deg)!important}.nav-accordion button{position:relative;margin:0!important;width:100%!important;min-height:36px!important;padding:8px 12px 8px 36px!important;border-left:0!important;border-radius:0!important;background:#1f292e!important;font-size:10px!important}.nav-accordion button:before{content:'○';position:absolute;left:19px;color:#78858b;font-size:8px}.nav-accordion button i{display:none}.nav-accordion button.active{background:#182125!important;color:#fff!important;border-left:3px solid var(--admin-accent)!important;padding-left:33px!important}.nav-accordion button.active:before{content:'●';color:#8d7ff4}.account{flex:0 0 auto;margin-top:0;background:var(--admin-sidebar-deep);border-top:1px solid #ffffff12;padding:13px 15px;box-shadow:0 -5px 14px #10161a44}.workspace{margin-left:var(--sidebar-width);padding-top:34px}@media(max-width:720px){.sidebar{width:min(290px,88vw)}.workspace{margin-left:0}}