:root,[data-theme=light]{--bg-primary:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--bg-hover:#e2e8f0;--border:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent:#3b82f6;--accent-bg:#3b82f610}[data-theme=dark]{--bg-primary:#0f172a;--bg-secondary:#1e293b;--bg-tertiary:#334155;--bg-hover:#334155;--border:#334155;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--accent:#3b82f6;--accent-bg:#3b82f615}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{background:var(--bg-primary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}code{font-family:Fira Code,Cascadia Code,Consolas,monospace}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}[data-theme=light] .cm-editor{background:#fafafa}[data-theme=light] .cm-gutters{background:#f5f5f5;border-color:#e2e8f0}.sidebar{z-index:100;background:var(--bg-secondary);border-right:1px solid var(--border);flex-direction:column;width:260px;height:100vh;transition:transform .3s;display:flex;position:fixed;top:0;left:0;overflow-y:auto}.sidebar-overlay{display:none}.sidebar__header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.sidebar__logo{color:var(--accent);align-items:center;gap:10px;font-size:1.25rem;font-weight:700;display:flex}.sidebar__close{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px;display:none}.sidebar__close:hover{background:var(--bg-hover)}.sidebar__nav{flex:1;padding:12px 0}.sidebar__section{margin-bottom:8px;padding:0 12px}.sidebar__section-title{text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:12px 12px 6px;font-size:.7rem;font-weight:600}.sidebar__link{color:var(--text-secondary);border-radius:8px;align-items:center;gap:10px;padding:8px 12px;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .15s;display:flex}.sidebar__link:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar__link.active,.sidebar__link--active{background:var(--accent-bg);color:var(--accent)}.sidebar__badge{background:var(--bg-tertiary);color:var(--text-muted);border-radius:10px;margin-left:auto;padding:2px 6px;font-size:.7rem;font-weight:600}@media (width<=768px){.sidebar{transform:translate(-100%)}.sidebar--open{transform:translate(0)}.sidebar-overlay{z-index:99;background:#00000080;display:block;position:fixed;inset:0}.sidebar__close{display:flex}}.header{background:var(--bg-secondary);border-bottom:1px solid var(--border);z-index:50;align-items:center;gap:16px;height:56px;padding:0 24px;display:flex;position:sticky;top:0}.header__menu-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:6px;display:none}.header__menu-btn:hover{background:var(--bg-hover)}.header__search{background:var(--bg-primary);border:1px solid var(--border);max-width:480px;color:var(--text-muted);border-radius:8px;flex:1;align-items:center;gap:8px;padding:6px 12px;display:flex}.header__search input{color:var(--text-primary);background:0 0;border:none;outline:none;width:100%;font-size:.875rem}.header__search input::placeholder{color:var(--text-muted)}.header__actions{align-items:center;gap:8px;margin-left:auto;display:flex}.header__theme-btn{border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;justify-content:center;align-items:center;padding:6px;transition:all .15s;display:flex}.header__theme-btn:hover{background:var(--bg-hover);color:var(--text-primary)}@media (width<=768px){.header__menu-btn{display:flex}.header{padding:0 16px}}.layout{min-height:100vh;display:flex}.layout__main{flex-direction:column;flex:1;min-height:100vh;margin-left:260px;display:flex}.layout__content{flex:1;padding:24px;overflow-y:auto}@media (width<=768px){.layout__main{margin-left:0}.layout__content{padding:16px}}