:root{--bg: #0b1220;--panel:#0f1a2f;--panel2:#111f3a;--text:#e6eefc;--muted:#9db0d0;--border: rgba(255,255,255,.08);--shadow: 0 20px 60px rgba(0,0,0,.35);--radius: 16px}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,"Apple Color Emoji","Segoe UI Emoji";background:radial-gradient(1200px 700px at 20% 0%,#1a2a55 0%,var(--bg) 55%);color:var(--text)}a{color:inherit;text-decoration:none}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.muted{color:var(--muted)}.app-shell{display:flex;min-height:100vh}.sidebar{background:linear-gradient(180deg,var(--panel) 0%,var(--panel2) 100%);border-right:1px solid var(--border);padding:18px;display:flex;flex-direction:column;gap:16px;transition:width .2s ease;box-shadow:var(--shadow)}.sidebar--open{width:280px}.sidebar--closed{width:88px}.sidebar__brand{display:flex;align-items:center;gap:12px;padding:10px;border:1px solid var(--border);border-radius:var(--radius);background:#ffffff08}.brand__logo{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-weight:800;background:#ffffff14}.brand__title{font-weight:800;letter-spacing:.3px}.brand__sub{color:var(--muted);font-size:12px;margin-top:2px}.sidebar__nav{display:flex;flex-direction:column;gap:6px}.nav__section{margin:12px 10px 6px;font-size:11px;color:var(--muted);letter-spacing:.14em;text-transform:uppercase}.nav__item{padding:10px 12px;border-radius:12px;border:1px solid transparent;color:var(--text);opacity:.92}.nav__item:hover{background:#ffffff0a;border-color:var(--border)}.nav__item--active{background:#ffffff14;border-color:#ffffff24}.sidebar__footer{margin-top:auto;display:flex;flex-direction:column;gap:10px;border-top:1px solid var(--border);padding-top:14px}.userchip{display:flex;gap:10px;align-items:center;padding:10px;border:1px solid var(--border);border-radius:var(--radius);background:#ffffff08}.userchip__avatar{width:40px;height:40px;border-radius:14px;display:grid;place-items:center;background:#ffffff14;font-weight:800}.userchip__name{font-weight:700}.userchip__role{font-size:12px;color:var(--muted);margin-top:2px}.main{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:64px;display:flex;align-items:center;gap:10px;padding:0 18px;border-bottom:1px solid var(--border);background:#0a101e59;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.topbar__spacer{flex:1}.topbar__pill{padding:8px 12px;border:1px solid var(--border);border-radius:999px;background:#ffffff08;color:var(--muted);font-size:13px}.content{padding:22px;max-width:1200px;width:100%}.card{border:1px solid var(--border);background:#ffffff08;border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}.card h1{margin:0 0 10px;font-size:22px}.card p{margin:0 0 8px}.btn{border:1px solid var(--border);background:#ffffff0f;color:var(--text);padding:10px 12px;border-radius:12px;cursor:pointer}.btn:hover{background:#ffffff1a}.btn--ghost{background:transparent}