:root{color-scheme:light;--bg: #fafafa;--card: #ffffff;--border: #e8e8e8;--muted: #666;--text: #111}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;overflow:hidden}@supports (height: 100dvh){#root{height:100dvh}}.layout{display:grid;grid-template-rows:1fr;grid-template-columns:320px 1fr;height:100%;transition:grid-template-columns .2s ease-in-out}.layout.sidebar-collapsed{grid-template-columns:48px 1fr}.main{height:100%;padding:16px;overflow:hidden;display:flex;flex-direction:column;gap:12px;min-height:0}.sidebar{display:flex;flex-direction:column;height:100%;background:var(--card);border-right:1px solid var(--border);z-index:10}.sidebar-header{display:flex;justify-content:space-between;align-items:center;padding:12px;border-bottom:1px solid var(--border);flex-shrink:0}.tabs{display:flex;gap:8px}.tab{border:1px solid #ddd;background:#fafafa;padding:6px 10px;border-radius:6px;cursor:pointer}.tab.active{background:#111;color:#fff;border-color:#111}.sidebar-content{flex:1 1 auto;overflow:auto;-webkit-overflow-scrolling:touch;padding:12px}.sidebar-footer{border-top:1px solid var(--border);padding:12px;flex-shrink:0}.sidebar-handle{position:absolute;top:50%;right:-12px;transform:translateY(-50%);width:24px;height:48px;background:var(--card);border:1px solid #ddd;border-left:none;border-radius:0 8px 8px 0;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 1px 3px #00000014;-webkit-user-select:none;user-select:none;z-index:20}.sidebar-handle:hover{background:#f7f7f7}.sidebar.sidebar-collapsed .sidebar-header,.sidebar.sidebar-collapsed .sidebar-content,.sidebar.sidebar-collapsed .sidebar-footer{display:none}.assisto-shell{flex:1 1 auto;min-height:0;display:grid;grid-template-columns:2fr 1fr;gap:16px}.assisto-left{display:flex;flex-direction:column;min-width:0;min-height:0;overflow:hidden}.courses-lists{flex:1 1 auto;min-height:0;overflow:auto;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column;gap:16px}.assisto-chat-docked{min-width:280px;align-self:start;border:1px solid var(--border);border-radius:8px;background:var(--card);padding:8px;max-height:100%;overflow:auto;width:100%}.container{max-width:1200px;margin:0 auto}.hstack{display:flex;flex-direction:row;align-items:center;gap:8px}.vstack{display:flex;flex-direction:column;gap:12px}.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:12px 14px}.input{padding:8px 10px;border:1px solid #e0e0e0;border-radius:6px;width:100%;background:#fff;color:var(--text)}.button{padding:8px 12px;border:1px solid #d0d0d0;background:#fff;border-radius:6px;cursor:pointer}.button:hover{background:#f7f7f7}.button.primary{background:#111;color:#fff;border-color:#111}.button[disabled],.input[disabled]{opacity:.7;cursor:not-allowed}.badge{display:inline-block;padding:2px 6px;border-radius:999px;font-size:12px;background:#f1f1f1;color:#444}.section-title{margin:0 0 6px;font-size:18px}.subtitle{color:var(--muted);font-size:13px;margin:2px 0 0}.list{list-style:none;padding:0;margin:8px 0}.list-item{border:1px solid var(--border);border-radius:6px;padding:8px;margin-bottom:8px;background:#fff}.list-item.active{border-color:#111}.item-row{display:flex;align-items:center;gap:8px;padding:8px 0;border-bottom:1px solid #f0f0f0}.item-name{flex:1}.user-card .user-email{font-size:14px;color:#333;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (max-width: 900px){.spaces-admin-grid{display:grid;grid-template-columns:1fr;gap:12px;align-items:start}}@media (min-width: 901px){.spaces-admin-grid{display:grid;grid-template-columns:320px 1fr;gap:16px;align-items:start}}@media (max-width: 900px){.layout{display:block;height:100%}.sidebar{position:fixed;left:0;right:auto;top:0;height:100%;width:80vw;max-width:360px;transform:translate(-100%);transition:transform .2s ease-in-out;z-index:50;background:var(--card);border-right:1px solid var(--border);padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}.sidebar.open{transform:translate(0)}.sidebar-handle{position:fixed;top:50%;transform:translate(-2px,-50%);width:28px;height:56px;z-index:80;background:var(--card);border:1px solid #ddd;border-left:none;border-radius:0 8px 8px 0;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 8px #0000001f}.sidebar-header,.sidebar-footer{flex-shrink:0}.sidebar-content{flex:1 1 auto;overflow:auto;-webkit-overflow-scrolling:touch;padding:12px}.assisto-shell{display:flex;flex-direction:column;height:100%}@supports (height: 100dvh){.assisto-shell{height:100dvh}}.assisto-left{flex:1 1 auto;min-height:0;-webkit-overflow-scrolling:touch;padding:12px}.courses-lists{flex:1 1 auto;min-height:0;overflow:auto;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column;gap:16px}.assisto-chat-docked{flex:0 0 auto;border-top:1px solid var(--border);background:var(--card);padding:8px;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px))}.main{padding:8px;height:100%;overflow:hidden;display:flex;flex-direction:column;gap:8px}.card{padding:10px 12px}.section-title{font-size:16px}}@media (min-width: 901px){.layout{display:grid;grid-template-rows:1fr;grid-template-columns:320px 1fr;height:100%}.sidebar{position:relative;overflow-x:auto}}.button:focus{outline:2px solid #2684ff44;outline-offset:2px}.input:focus{outline:2px solid #2684ff44;outline-offset:2px}