:root{--sidebar-width: 240px;--sidebar-bg: #0f1117;--sidebar-border: #1e2330;--topbar-height: 0px;--bottomnav-height: 64px;--accent: #00bcd4;--accent-gold: #ffd700;--danger: #ef4444;--text-primary: #f0f2f5;--text-muted: #6b7280;--active-bg: rgba(0, 188, 212, .12);--hover-bg: rgba(255, 255, 255, .05);--surface: #1a1d27;--surface-2: #20232e;--radius: 8px;--transition: .18s ease}.app-shell{display:flex;min-height:100vh;background:#111318;color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.sidebar{width:var(--sidebar-width);min-height:100vh;background:var(--sidebar-bg);border-right:1px solid var(--sidebar-border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;overflow-y:auto;scrollbar-width:none}.sidebar::-webkit-scrollbar{display:none}.sidebar-brand{padding:1.4rem 1.25rem 1rem;border-bottom:1px solid var(--sidebar-border);display:flex;align-items:center;gap:.75rem;text-decoration:none}.sidebar-brand-icon{width:36px;height:36px;background:linear-gradient(135deg,#00bcd4,#0072ff);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0;box-shadow:0 2px 8px #00bcd44d}.sidebar-brand-text{display:flex;flex-direction:column;gap:1px}.sidebar-brand-name{font-size:1rem;font-weight:700;letter-spacing:.02em;color:var(--text-primary);line-height:1.2}.sidebar-brand-tagline{font-size:.65rem;color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase}.sidebar-user{padding:.9rem 1.25rem;border-bottom:1px solid var(--sidebar-border);display:flex;align-items:center;gap:.6rem}.sidebar-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#1e2330,#2d3148);border:1px solid var(--sidebar-border);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;color:var(--accent);flex-shrink:0;text-transform:uppercase}.sidebar-user-info{flex:1;min-width:0}.sidebar-username{font-size:.85rem;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-role-badge{display:inline-block;font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:.15rem .45rem;border-radius:4px;margin-top:2px}.sidebar-role-badge.admin{background:#ffd7001f;color:var(--accent-gold);border:1px solid rgba(255,215,0,.3)}.sidebar-role-badge.operator{background:#00bcd41f;color:var(--accent);border:1px solid rgba(0,188,212,.3)}.sidebar-section-label{padding:1rem 1.25rem .35rem;font-size:.63rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted)}.sidebar-nav{flex:1;padding:.25rem .75rem;display:flex;flex-direction:column;gap:2px}.sidebar-link{display:flex;align-items:center;gap:.7rem;padding:.6rem .75rem;border-radius:var(--radius);text-decoration:none;color:var(--text-muted);font-size:.875rem;font-weight:500;transition:background var(--transition),color var(--transition);cursor:pointer;border:none;background:transparent;width:100%;text-align:left}.sidebar-link:hover{background:var(--hover-bg);color:var(--text-primary)}.sidebar-link.active{background:var(--active-bg);color:var(--accent);font-weight:600}.sidebar-link.active .sidebar-link-icon{color:var(--accent)}.sidebar-link-icon{font-size:1rem;width:20px;text-align:center;flex-shrink:0}.sidebar-link-label{flex:1}.sidebar-bottom{padding:.75rem;border-top:1px solid var(--sidebar-border)}.sidebar-logout{display:flex;align-items:center;gap:.7rem;padding:.6rem .75rem;border-radius:var(--radius);color:#ef4444;font-size:.875rem;font-weight:500;cursor:pointer;border:none;background:transparent;width:100%;text-align:left;transition:background var(--transition)}.sidebar-logout:hover{background:#ef444414}.shell-main{flex:1;margin-left:var(--sidebar-width);min-height:100vh;display:flex;flex-direction:column}.shell-warning-banner{background:linear-gradient(90deg,#7f1d1d,#991b1b);color:#fecaca;padding:.55rem 1.5rem;font-size:.82rem;font-weight:500;display:flex;align-items:center;gap:.6rem;border-bottom:1px solid rgba(239,68,68,.4)}.shell-content{flex:1;padding:1.75rem 2rem}.bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;height:var(--bottomnav-height);background:var(--sidebar-bg);border-top:1px solid var(--sidebar-border);z-index:200;padding-bottom:env(safe-area-inset-bottom,0px)}.bottom-nav-inner{display:flex;height:var(--bottomnav-height);align-items:stretch}.bottom-tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;text-decoration:none;color:var(--text-muted);font-size:.65rem;font-weight:600;letter-spacing:.02em;padding:.4rem .25rem;border:none;background:transparent;cursor:pointer;transition:color var(--transition);position:relative;-webkit-tap-highlight-color:transparent;min-width:44px}.bottom-tab:active{background:#ffffff0a}.bottom-tab.active{color:var(--accent)}.bottom-tab.active .tab-icon{transform:translateY(-1px)}.tab-icon{font-size:1.35rem;line-height:1;transition:transform var(--transition)}.tab-label{font-size:.62rem;font-weight:600;letter-spacing:.02em}.bottom-tab.active:before{content:"";position:absolute;top:4px;left:50%;transform:translate(-50%);width:20px;height:2px;border-radius:2px;background:var(--accent)}.more-drawer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;z-index:300;animation:fadeIn .18s ease}.more-drawer{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-radius:16px 16px 0 0;border-top:1px solid var(--sidebar-border);z-index:301;padding:.5rem 0 calc(var(--bottomnav-height) + env(safe-area-inset-bottom,0px));animation:slideUp .22s ease}.more-drawer-handle{width:40px;height:4px;background:#2d3148;border-radius:2px;margin:.5rem auto 1rem}.more-drawer-title{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);padding:0 1.25rem .5rem}.more-drawer-item{display:flex;align-items:center;gap:1rem;padding:.9rem 1.5rem;text-decoration:none;color:var(--text-primary);font-size:.95rem;font-weight:500;cursor:pointer;border:none;background:transparent;width:100%;text-align:left;transition:background var(--transition)}.more-drawer-item:active{background:var(--hover-bg)}.more-drawer-item.danger{color:var(--danger)}.more-drawer-item-icon{font-size:1.2rem;width:24px;text-align:center}@media (max-width: 768px){.sidebar{display:none}.shell-main{margin-left:0;padding-bottom:calc(var(--bottomnav-height) + env(safe-area-inset-bottom,12px))}.shell-content{padding:1.25rem 1rem}.bottom-nav{display:block}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}