html{--nav-item-hover-shadow: 0 1px 3px rgba(0, 0, 0, .12)}html:not([data-theme]){--bg: #f5f5f5;--surface: #ffffff;--surface-hover: #e8e8e8;--border: #c0c0c0;--text: #1a1a1a;--text-muted: #505050;--accent: #2563eb;--accent-hover: #1d4ed8;--accent-text: #ffffff;--error: #dc2626;--focus-glow: rgba(37, 99, 235, .4);--focus-glow-strong: rgba(37, 99, 235, .35);--nav-item-selected-shadow: 0 2px 8px rgba(0, 0, 0, .2);--bg-gradient-1: transparent;--bg-gradient-2: transparent}html[data-theme=light]{--bg: #f5f5f5;--surface: #ffffff;--surface-hover: #e8e8e8;--border: #e5e7eb;--text: #1a1a1a;--text-muted: #6b7280;--accent: #2563eb;--accent-hover: #1d4ed8;--accent-text: #ffffff;--error: #dc2626;--focus-glow: rgba(37, 99, 235, .4);--focus-glow-strong: rgba(37, 99, 235, .35);--nav-item-selected-shadow: 0 2px 8px rgba(0, 0, 0, .2);--bg-gradient-1: transparent;--bg-gradient-2: transparent}html[data-theme=warm]{--bg: #FDF8F2;--bg-subtle: #FAF7F2;--surface: #FFFFFF;--surface-hover: #F8F4EE;--border: #E8E2DA;--border-strong: #DDD6CC;--text: #2C2C2C;--text-muted: #6B6560;--accent: #B8A99A;--accent-hover: #A89888;--accent-text: #FFFFFF;--error: #C47B7B;--focus-glow: rgba(184, 169, 154, .5);--focus-glow-strong: rgba(184, 169, 154, .45);--nav-item-selected-shadow: 0 2px 10px rgba(44, 44, 44, .15);--bg-gradient-1: transparent;--bg-gradient-2: transparent;--shadow-sm: 0 1px 3px rgba(44, 44, 44, .06);--shadow-md: 0 4px 12px rgba(44, 44, 44, .08);--shadow-hover: 0 6px 20px rgba(44, 44, 44, .1);--radius-card: 12px;--radius-card-lg: 16px;--transition-ease: .2s ease}html[data-theme=green]{--bg: #0a1610;--surface: #0f2015;--surface-hover: #142a1a;--border: #1e3d2a;--text: #e5f0e5;--text-muted: #8aa88a;--accent: #1fb655;--accent-hover: #2ec765;--accent-text: #ffffff;--error: #e85d5d;--focus-glow: rgba(31, 182, 85, .5);--focus-glow-strong: rgba(31, 182, 85, .45);--nav-item-selected-shadow: 0 4px 12px rgba(0, 0, 0, .45);--bg-gradient-1: rgba(31, 182, 85, .08);--bg-gradient-2: rgba(31, 182, 85, .04)}html[data-theme=material]{--bg: #263238;--surface: #2e3c43;--surface-hover: #37474f;--border: #455a64;--text: #eeffff;--text-muted: #b2ccd6;--accent: #009688;--accent-hover: #26a69a;--accent-text: #ffffff;--error: #f07178;--focus-glow: rgba(0, 150, 136, .4);--focus-glow-strong: rgba(0, 150, 136, .35);--nav-item-selected-shadow: 0 4px 12px rgba(0, 0, 0, .45);--bg-gradient-1: rgba(0, 150, 136, .08);--bg-gradient-2: rgba(0, 150, 136, .04)}html[data-theme=monokai]{--bg: #272822;--surface: #1e1f1c;--surface-hover: #3e3d32;--border: #414339;--text: #f8f8f2;--text-muted: #75715e;--accent: #66d9ef;--accent-hover: #89ddf3;--accent-text: #272822;--error: #f92672;--focus-glow: rgba(102, 217, 239, .4);--focus-glow-strong: rgba(102, 217, 239, .35);--nav-item-selected-shadow: 0 4px 12px rgba(0, 0, 0, .45);--bg-gradient-1: rgba(102, 217, 239, .08);--bg-gradient-2: rgba(102, 217, 239, .04)}html[data-theme=autumn]{--bg: #2c2416;--surface: #3d3220;--surface-hover: #4a3d28;--border: #5c4d35;--text: #e8dcc4;--text-muted: #b8a88a;--accent: #d98e48;--accent-hover: #ebbf83;--accent-text: #2c2416;--error: #d95468;--focus-glow: rgba(217, 142, 72, .4);--focus-glow-strong: rgba(217, 142, 72, .35);--nav-item-selected-shadow: 0 4px 12px rgba(0, 0, 0, .45);--bg-gradient-1: rgba(217, 142, 72, .08);--bg-gradient-2: rgba(217, 142, 72, .04)}html[data-theme=onedark]{--bg: #282c34;--surface: #21252b;--surface-hover: #2c323c;--border: #181a1f;--text: #abb2bf;--text-muted: #5c6370;--accent: #61afef;--accent-hover: #7ec1ff;--accent-text: #282c34;--error: #e06c75;--focus-glow: rgba(97, 175, 239, .4);--focus-glow-strong: rgba(97, 175, 239, .35);--nav-item-selected-shadow: 0 4px 12px rgba(0, 0, 0, .45);--bg-gradient-1: rgba(97, 175, 239, .08);--bg-gradient-2: rgba(97, 175, 239, .04)}*{box-sizing:border-box}*:focus{outline:none}body{margin:0;font-family:Manrope,system-ui,-apple-system,sans-serif;line-height:1.5;background:var(--bg);background-image:radial-gradient(ellipse 80% 50% at 50% -20%,var(--bg-gradient-1),transparent),radial-gradient(ellipse 60% 40% at 100% 100%,var(--bg-gradient-2),transparent);color:var(--text);min-height:100vh}html[data-theme=light] body,html[data-theme=warm] body{background:var(--bg);background-image:none}#root{min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover);text-decoration:underline}button{cursor:pointer;font:inherit;background:var(--accent);color:var(--accent-text);border:none;border-radius:8px;padding:8px 16px;transition:background .2s}button:hover:not(:disabled){background:var(--accent-hover)}button:disabled{opacity:.6;cursor:not-allowed}button.secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}button.secondary:hover:not(:disabled){background:var(--surface-hover)}button.danger{background:transparent;color:var(--error)}button.danger:hover:not(:disabled){background:#e85d5d26}input,textarea{font:inherit;background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:8px 12px}input:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px var(--focus-glow)}textarea[data-note-editor]:focus{box-shadow:none;outline:none}input::placeholder,textarea::placeholder{color:var(--text-muted)}.rename-input{background:transparent;border:none;border-radius:0;box-shadow:none;color:inherit}.rename-input:focus{border:none;box-shadow:none;outline:none}.rename-error{font-size:12px;color:var(--error)}label{color:var(--text-muted);display:block;margin-bottom:4px}h1,h2{color:var(--text)}.app-wrapper{display:flex;flex-direction:column;min-height:100vh;max-height:100vh;overflow:hidden}.app-header{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:4px 12px;min-height:32px;min-width:0;background:var(--surface);border-bottom:1px solid var(--border);border-radius:0 0 12px 12px}.app-header-logo{flex-shrink:0;display:flex;align-items:center;gap:8px;line-height:0;text-decoration:none;color:var(--text)}.app-header-logo img{height:28px;width:auto;display:block}.app-header-brand{font-size:1rem;font-weight:600;letter-spacing:-.02em;line-height:1}.app-header-controls{display:flex;align-items:center;gap:8px;flex-shrink:0;min-width:0;justify-content:flex-end}.app-header .btn-icon{padding:4px 8px;font-size:12px}.app-header .btn-icon svg{width:14px;height:14px}.app-header .btn-icon-only{padding:6px 10px}.app-header .btn-icon-only svg{width:20px;height:20px}.app-footer{flex-shrink:0;display:flex;align-items:center;justify-content:center;gap:12px;padding:4px 16px;background:var(--surface);border-top:1px solid var(--border);border-radius:12px 12px 0 0}.app-footer-link{font-size:10px;color:var(--text-muted);opacity:.7;text-decoration:none}.app-footer-link:hover{color:var(--accent);opacity:1}.app-footer button.app-footer-link{background:none;border:none;cursor:pointer;font-family:inherit;font-size:10px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:24px;background:#00000080;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal{max-width:560px;max-height:80vh;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:0 24px 48px #0000004d}.modal-header{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);border-radius:16px 16px 0 0}.modal-title{margin:0;font-size:1.25rem;font-weight:600;color:var(--text)}.modal-close{display:flex;align-items:center;justify-content:center;padding:4px;background:none;border:none;border-radius:6px;color:var(--text-muted);cursor:pointer;transition:background .15s,color .15s}.modal-close:hover{background:var(--surface-hover);color:var(--text)}.modal-license-text{flex:1;margin:0;padding:20px;overflow-y:auto;font-family:ui-monospace,monospace;font-size:13px;line-height:1.6;color:var(--text-muted);white-space:pre-wrap;word-wrap:break-word}.modal-confirm{width:min(92vw,520px)}.modal-confirm-body{padding:18px 20px 10px;color:var(--text);line-height:1.45}.modal-confirm-actions{display:flex;justify-content:flex-end;gap:10px;padding:16px 20px 20px}.modal-confirm-selected{box-shadow:0 0 0 2px var(--focus-glow)}.app-version{font-size:10px;color:var(--text-muted);opacity:.7}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.panel-label{flex-shrink:0;min-height:44px;height:44px;box-sizing:border-box;display:flex;align-items:center;font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border);padding:0 18px;background:var(--surface)}.app-layout .panel-notebooks .panel-label:first-child{border-top-left-radius:11px}.app-layout .panel-content .panel-label:first-child{border-top-right-radius:11px}.panel-label-with-action{justify-content:space-between;gap:8px;text-align:left;padding:0 18px}.panel-label-with-action>span{flex:1;min-width:0}.panel-header-spacer{width:30px;height:30px;flex-shrink:0}.panel-create-btn{display:flex;align-items:center;justify-content:center;padding:6px;background:var(--surface);color:var(--text-muted);border:1px solid var(--border);border-radius:6px;cursor:pointer;transition:background .15s,color .15s,opacity .15s;flex-shrink:0}.panel-create-btn:hover:not(:disabled){background:var(--surface-hover);color:var(--text)}.panel-create-btn:disabled{opacity:.5;cursor:not-allowed}.panel-label-active{font-weight:700;color:var(--text)}.context-menu{position:fixed;z-index:50;min-width:160px;padding:4px 0;background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #00000040;display:flex;flex-direction:column}.context-menu-item{display:block;width:100%;padding:8px 16px;font-size:14px;text-align:left;background:none;color:var(--text);border:none;border-radius:0;cursor:pointer;transition:background .1s}.context-menu-item:hover{background:var(--surface-hover)}.context-menu-item-danger:hover{color:var(--error)}.theme-switcher{position:relative}.theme-dropdown{position:absolute;top:100%;right:0;margin-top:4px;min-width:220px;max-height:70vh;overflow-y:auto;padding:8px;background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #00000040;z-index:20;display:flex;flex-direction:column;gap:2px}.settings-dropdown-themes{display:flex;flex-direction:column;gap:2px}.settings-themes-list{display:flex;flex-direction:column;gap:20px}.settings-themes-section{display:flex;flex-direction:column;gap:10px;padding:14px 16px;background:var(--bg);border-radius:12px;border:1px solid var(--border)}.settings-themes-section-label{font-size:12px;font-weight:600;color:var(--text-muted);letter-spacing:.02em}.settings-themes-buttons{display:flex;flex-direction:column;gap:2px}.settings-themes-buttons .theme-option{border-radius:8px}.settings-modal{width:min(90vw,720px);height:min(85vh,560px);min-height:380px;max-height:85vh;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:0 24px 48px #0000004d;overflow:hidden}.settings-modal-header{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border)}.settings-modal-header .modal-title{font-size:14px;font-weight:600}.settings-modal-body{flex:1;min-height:0;display:flex}.settings-modal-sidebar{flex-shrink:0;width:200px;padding:12px 10px;border-right:1px solid var(--border);display:flex;flex-direction:column;gap:4px;background:var(--bg)}.settings-modal-nav-item{display:flex;align-items:center;gap:10px;width:100%;min-height:44px;padding:12px 14px;text-align:left;font-size:14px;line-height:1.35;color:var(--text);background:none;border:none;border-radius:12px;cursor:pointer;transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease;box-sizing:border-box}button.settings-modal-nav-item:hover{background:transparent;box-shadow:var(--nav-item-hover-shadow);transform:translateY(-1px)}.settings-modal-nav-item.active,.settings-modal-nav-item.active:hover{background:var(--surface-hover);font-weight:600;color:var(--accent);box-shadow:0 0 0 2px var(--focus-glow),var(--nav-item-selected-shadow, 0 2px 8px rgba(0, 0, 0, .2));transform:none}.settings-modal-nav-icon{flex-shrink:0;opacity:.9}.settings-modal-nav-item:focus-visible{outline:none;box-shadow:0 0 0 2px var(--focus-glow)}.settings-modal-nav-item.active:focus-visible{box-shadow:0 0 0 2px var(--focus-glow),var(--nav-item-selected-shadow, 0 2px 8px rgba(0, 0, 0, .2))}.settings-modal-content{flex:1;min-width:0;min-height:0;padding:16px 20px;overflow-y:auto;font-size:13px}.settings-content-title{margin:0 0 12px;font-size:13px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}.settings-modal-content .theme-option{font-size:13px;padding:8px 12px}.settings-actions{display:flex;flex-direction:column;gap:6px}.settings-modal-footer{flex-shrink:0;display:flex;justify-content:flex-end;padding:10px 16px;border-top:1px solid var(--border);background:var(--bg)}.settings-modal-btn-close{padding:6px 16px;font-size:13px;font-weight:500;color:var(--accent-text);background:var(--accent);border:none;border-radius:6px;cursor:pointer;transition:background .15s}.settings-modal-btn-close:hover{background:var(--accent-hover)}.theme-option{padding:10px 12px;text-align:left;font-size:14px;background:transparent!important;color:var(--text);border:none;border-radius:6px;cursor:pointer;transition:background .15s}.theme-option:hover{background:var(--surface-hover)}.theme-option.active{background:var(--surface-hover);font-weight:600;color:var(--accent)}.help-switcher{position:relative}.help-dropdown{position:absolute;top:100%;right:0;margin-top:4px;min-width:420px;max-height:70vh;overflow-y:auto;padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #00000040;z-index:20}.help-title{margin:0 0 12px;font-size:16px;font-weight:600;color:var(--text)}.help-table{width:100%;border-collapse:separate;border-spacing:0;font-size:13px;border-radius:8px;overflow:hidden}.help-table th,.help-table td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--border)}.help-table tr:last-child th,.help-table tr:last-child td{border-bottom:none}.help-table th{font-weight:600;color:var(--text-muted);background:var(--bg)}.help-table td{color:var(--text)}.help-table kbd{display:inline-block;padding:2px 8px;font-family:inherit;font-size:12px;background:var(--surface);border:1px solid var(--border);border-radius:6px;white-space:nowrap}.hotkeys-list{list-style:none;margin:0;padding:0;font-size:13px;display:flex;flex-direction:column;gap:8px}.hotkeys-list-item{padding:12px 14px;display:flex;flex-direction:column;gap:4px;background:var(--bg);border-radius:8px;border:1px solid transparent}.hotkeys-list-keys{flex-shrink:0}.hotkeys-list-keys kbd{display:inline-block;padding:2px 8px;font-family:inherit;font-size:12px;background:var(--bg);border:1px solid var(--border);border-radius:4px;white-space:nowrap}.hotkeys-list-action{color:var(--text);line-height:1.4}.app-layout{display:flex;flex:1;min-height:0;border:1px solid var(--border);border-radius:12px;overflow:hidden}.app-layout-nav{display:flex;flex:0 0 auto;min-height:0}.panel-notebooks{width:220px;min-width:220px;flex-shrink:0;display:flex;flex-direction:column;min-height:0;overflow:hidden;padding:0 0 16px;border:none;border-right:1px solid var(--border);outline:none;transition:box-shadow .15s}.panel-notes{width:260px;min-width:260px;flex-shrink:0;display:flex;flex-direction:column;min-height:0;padding:0 0 16px;border:none;border-right:1px solid var(--border);overflow:hidden;transition:box-shadow .15s}.panel-content{flex:1;min-width:0;display:flex;flex-direction:column;overflow:hidden;padding:0;margin:0;outline:none;border:none;transition:box-shadow .15s}main.panel-content{margin:0}.panel-content .panel-label-with-action{padding-left:24px;padding-right:24px}.panel-create-btn{min-width:44px;min-height:44px;border-radius:12px;padding:10px;transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease}.panel-create-btn:hover:not(:disabled){transform:scale(1.05);box-shadow:0 1px 3px #0000001f}.panel-create-btn:active:not(:disabled){transform:scale(.98)}.modal{border-radius:16px;box-shadow:0 20px 40px #0003}.context-menu{border-radius:12px;box-shadow:0 4px 12px #00000026}button{border-radius:12px;min-height:44px;padding:10px 18px;transition:background-color .2s ease,transform .2s ease,box-shadow .2s ease}button:active:not(:disabled){transform:scale(.98)}@keyframes list-item-fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.panel-notes-scroll>.nav-item,.notebook-list>.nav-item{animation:list-item-fade-in .3s ease backwards}.panel-content-inner{flex:1;min-height:0;overflow-y:auto;padding:16px 24px 24px;scrollbar-width:none;-ms-overflow-style:none}.panel-content-inner::-webkit-scrollbar{display:none}.note-content{display:flex;flex-direction:column;gap:16px}.note-editor{display:block;width:100%;flex:1;min-height:200px;padding:0;margin:0;resize:none;border:none;background:transparent;color:inherit;font:inherit;border-radius:0;box-shadow:none}.note-editor:focus{border:none;box-shadow:none;outline:none}.panel-notes-scroll{flex:1;overflow-y:auto;overflow-x:hidden;min-height:0;padding:8px 16px 0;scroll-behavior:auto;scrollbar-width:none;-ms-overflow-style:none}.panel-notes-scroll::-webkit-scrollbar{display:none}.nav-item{display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:12px;min-height:44px;box-sizing:border-box;font-size:14px;text-decoration:none;color:var(--text);transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease}.nav-item:hover{box-shadow:var(--nav-item-hover-shadow);transform:translateY(-1px)}.nav-item.active,.nav-item-focused{box-shadow:0 0 0 2px var(--focus-glow),var(--nav-item-selected-shadow, 0 2px 8px rgba(0, 0, 0, .2))}.nav-item.active{background:var(--surface-hover);font-weight:600;color:var(--accent)}.nav-item-focused{background:color-mix(in srgb,var(--accent) 25%,transparent)!important}@supports not (color: color-mix(in srgb,red,blue)){html[data-theme=light] .nav-item-focused{background:#2563eb26!important}html[data-theme=warm] .nav-item-focused{background:#b8a99a33!important}html[data-theme=green] .nav-item-focused{background:#1fb65540!important}html[data-theme=material] .nav-item-focused{background:#00968840!important}html[data-theme=monokai] .nav-item-focused{background:#66d9ef40!important}html[data-theme=autumn] .nav-item-focused{background:#d98e4840!important}html[data-theme=onedark] .nav-item-focused{background:#61afef40!important}}.nav-item[role=button]{cursor:pointer}.nav-item svg{flex-shrink:0;opacity:.8}.btn-icon{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 12px;border-radius:8px;font-size:14px;background:var(--surface);color:var(--text);text-decoration:none;border:1px solid var(--border);cursor:pointer;transition:background .15s}.btn-icon:hover{background:var(--surface-hover)}.app-mobile-nav{display:none;flex-shrink:0;align-items:stretch;gap:0;background:var(--surface);border-bottom:1px solid var(--border);padding:0 8px}.app-mobile-nav-tab{flex:1;padding:12px 8px;font-size:14px;font-weight:500;background:transparent;color:var(--text-muted);border:none;border-bottom:3px solid transparent;border-radius:0;cursor:pointer;transition:color .15s,border-color .15s}.app-mobile-nav-tab:hover{color:var(--text)}.app-mobile-nav-tab.active{color:var(--accent);border-bottom-color:var(--accent)}html[data-theme=warm] .panel-notebooks,html[data-theme=warm] .panel-notes{background:var(--bg-subtle, var(--bg))}html[data-theme=warm] .panel-content{background:var(--bg)}html[data-theme=warm] .app-header,html[data-theme=warm] .app-footer{background:var(--surface);border-color:var(--border)}html[data-theme=warm] .nav-item.active,html[data-theme=warm] .nav-item-focused,html[data-theme=warm] .settings-modal-nav-item.active{box-shadow:0 0 0 2px #b8a99aa6,0 2px 10px #2c2c2c2e}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:3rem 2rem;color:var(--text-muted);min-height:200px}.empty-state svg,.empty-state .empty-state-icon{opacity:.4;margin-bottom:1rem}.empty-state p{margin:0;font-size:1rem;line-height:1.5;max-width:280px}.notebook-group-divider{flex-shrink:0;height:1px;background:var(--border);margin:8px 12px}.notebook-group-header{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 14px 4px;min-height:36px;box-sizing:border-box}.notebook-group-title{flex-shrink:0;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:0}@media(max-width:900px){.panel-notes{width:200px;min-width:200px}}@media(max-width:768px){.app-header{flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;padding-left:12px;padding-right:12px}.app-header-controls{flex-wrap:nowrap}.app-layout{flex-direction:column;flex:1;min-height:0;display:flex}.app-layout-nav{flex:none;height:40vh;min-height:140px;max-height:40vh;overflow:hidden;border-bottom:1px solid var(--border);display:flex}.app-layout-nav .panel-notebooks,.app-layout-nav .panel-notes{flex:1;min-width:0;min-height:0;max-height:100%;width:auto;overflow:hidden;display:flex;flex-direction:column}.app-layout-nav .panel-notebooks{border-right:1px solid var(--border)}.app-layout-nav .panel-notebooks .panel-notes-scroll,.app-layout-nav .panel-notes .panel-notes-scroll{max-height:100%}.app-layout .panel-content{flex:1;min-height:0}}