:root{--bg-primary: #0f0f1e;--bg-secondary: #1a1a2e;--bg-tertiary: #16162a;--bg-panel: rgba(26, 26, 46, .2);--bg-panel-solid: rgba(26, 26, 46, .95);--border-primary: #2d2d44;--border-secondary: #3d3d5c;--border-panel: rgba(45, 45, 68, .6);--text-primary: #e2e8f0;--text-secondary: #94a3b8;--text-tertiary: #64748b;--text-muted: #475569;--accent-primary: #6366f1;--accent-secondary: #8b5cf6;--accent-tertiary: #d946ef;--accent-highlight: #f472b6;--accent-light: #a5b4fc;--hover-bg: rgba(99, 102, 241, .1);--hover-bg-solid: #3d3d5c;--active-bg: #6366f1;--shadow-sm: 0 4px 20px rgba(99, 102, 241, .3);--shadow-md: 0 8px 32px rgba(0, 0, 0, .6);--shadow-glow: 0 0 15px rgba(99, 102, 241, .4);--shadow-text: 0 0 4px rgba(0, 0, 0, .8);--shadow-text-glow: 0 0 12px rgba(244, 114, 182, .8), 0 0 4px rgba(0, 0, 0, .8);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--transition-fast: .2s;--transition-normal: .3s}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-primary);color:var(--text-primary)}.app{display:flex;flex-direction:column;height:100vh;background-color:var(--bg-primary)}.app-header{background:linear-gradient(135deg,var(--accent-primary) 0%,var(--accent-secondary) 50%,var(--accent-tertiary) 100%);color:#fff;padding:var(--spacing-lg) var(--spacing-xl);box-shadow:var(--shadow-sm)}.app-header-content{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-lg)}.app-header-left{display:flex;flex-direction:column}.app-title-row{display:flex;align-items:baseline;gap:12px;margin-bottom:var(--spacing-xs)}.app-header h1{font-size:2rem;font-weight:700}.app-author{font-size:.95rem;font-weight:500;opacity:.85;font-style:italic}.app-author-link{color:inherit;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.4);transition:all var(--transition-fast)}.app-author-link:hover{opacity:1;border-bottom-color:#fffc;text-shadow:0 0 8px rgba(255,255,255,.4)}.app-header-meta{display:flex;align-items:center;gap:var(--spacing-md);flex-wrap:wrap}.kofi-link{display:flex;align-items:center;gap:8px;padding:10px 18px;background:#ffffff26;color:#fff;text-decoration:none;border-radius:50px;font-weight:600;font-size:.9rem;box-shadow:0 4px 15px #0003,inset 0 1px #fff3;transition:all .3s cubic-bezier(.4,0,.2,1);border:1px solid rgba(255,255,255,.25);white-space:nowrap}.kofi-link:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 6px 25px #0000004d,inset 0 1px #ffffff4d;background:#ffffff40}.kofi-link:active{transform:translateY(0) scale(.98)}.kofi-icon{flex-shrink:0}.kofi-heart{font-size:1.1rem;animation:kofi-steam 2s ease-in-out infinite}.app-header-actions{display:flex;align-items:center;gap:12px}.support-link{display:flex;align-items:center;gap:8px;padding:10px 18px;background:#ffffff26;color:#fff;text-decoration:none;border-radius:50px;font-weight:600;font-size:.9rem;box-shadow:0 4px 15px #0003,inset 0 1px #fff3;transition:all .3s cubic-bezier(.4,0,.2,1);border:1px solid rgba(255,255,255,.25);white-space:nowrap}.support-link:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 6px 25px #0000004d,inset 0 1px #ffffff4d;background:#ffffff40}.support-link:active{transform:translateY(0) scale(.98)}.support-icon{flex-shrink:0}.app-tagline{font-size:.9rem;opacity:.9}.app-version{font-size:.85rem;opacity:.8;font-weight:500;padding:2px 8px;background-color:#ffffff26;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.2)}.app-main{flex:1;overflow:hidden}.split-view{display:flex;height:100%;width:100%}.split-view-panel{height:100%;overflow:hidden}.split-view-divider{width:4px;background-color:var(--bg-tertiary);cursor:col-resize;transition:background-color var(--transition-fast),box-shadow var(--transition-fast)}.split-view-divider:hover{background-color:var(--accent-primary);box-shadow:0 0 10px #6366f180}.note-editor{display:flex;flex-direction:column;height:100%;background-color:var(--bg-secondary)}.note-editor-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) var(--spacing-lg);border-bottom:1px solid var(--border-primary);background-color:var(--bg-tertiary);height:52px;box-sizing:border-box}.note-editor-header h2{font-size:1.25rem;font-weight:600;color:var(--text-primary)}.note-editor-actions{display:flex;gap:var(--spacing-sm)}.note-editor-textarea{flex:1;width:100%;height:100%;padding:12px;border:1px solid var(--border-primary);border-radius:var(--radius-md);resize:none;font-family:Consolas,Monaco,Courier New,monospace;font-size:14px;line-height:1.6;outline:none;background-color:var(--bg-secondary);color:var(--text-primary);caret-color:var(--accent-primary);overflow-y:auto;white-space:pre-wrap;word-wrap:break-word;scrollbar-width:thin;scrollbar-color:var(--border-secondary) var(--bg-tertiary)}.note-editor-textarea::-webkit-scrollbar{width:10px}.note-editor-textarea::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:var(--radius-sm)}.note-editor-textarea::-webkit-scrollbar-thumb{background:var(--border-secondary);border-radius:var(--radius-sm);border:2px solid var(--bg-tertiary)}.note-editor-textarea::-webkit-scrollbar-thumb:hover{background:var(--border-primary)}.note-editor-textarea::placeholder{color:var(--text-muted)}.note-editor-textarea[data-empty=true]:before{content:attr(data-placeholder);color:var(--text-muted);pointer-events:none;position:absolute}.note-editor-textarea .concept-word{color:var(--text-primary);font-weight:500;background-color:#6366f126;padding:1px 2px;border-radius:2px}.note-editor-textarea .non-concept-word{color:var(--text-muted)}.note-editor-textarea .highlight-term{border:2px solid var(--accent-highlight);box-shadow:0 0 4px #f472b680;padding:0 1px;border-radius:3px}.note-editor-textarea .concept-word.highlight-term{background-color:#6366f140;border-color:var(--accent-highlight)}.note-editor-textarea .non-concept-word.highlight-term{color:var(--text-secondary);background-color:#f472b626}.btn{padding:.5rem 1rem;border:1px solid var(--accent-primary);background-color:var(--hover-bg);color:var(--accent-light);border-radius:var(--radius-md);cursor:pointer;font-size:.9rem;font-weight:500;transition:all var(--transition-fast);font-family:inherit}.btn:hover{background-color:var(--active-bg);color:#fff;box-shadow:var(--shadow-glow);transform:translateY(-1px)}.btn-secondary{background:var(--border-primary);border:1px solid var(--border-secondary);color:var(--text-primary)}.btn-secondary:hover{background:var(--hover-bg-solid)}.force-graph{display:flex;flex-direction:column;height:100%;background-color:var(--bg-secondary)}.force-graph-header{display:flex;align-items:center;padding:var(--spacing-sm) var(--spacing-lg);border-bottom:1px solid var(--border-primary);background-color:var(--bg-tertiary);height:52px;box-sizing:border-box}.force-graph-header h2{font-size:1.25rem;font-weight:600;color:var(--text-primary)}.force-graph-controls{display:flex;align-items:center;flex-wrap:wrap;gap:var(--spacing-sm)}.force-graph-stats{font-size:.85rem;color:var(--text-secondary)}.force-graph-svg{flex:1;width:100%;height:100%;background-color:var(--bg-secondary)}.force-graph-container{position:relative;width:100%;height:100%;flex:1}.search-container{display:flex;align-items:center;gap:20px;flex:1}.search-label{font-size:14px;margin-right:10px;color:var(--text-secondary)}.search-input-wrapper{position:relative;display:inline-block}.search-input{padding:6px 30px 6px 10px;width:200px;border-radius:var(--radius-md);border:1px solid var(--border-primary);background-color:var(--bg-secondary);color:var(--text-primary);outline:none;font-size:14px;font-family:inherit;transition:border-color var(--transition-fast)}.search-input:focus{border-color:var(--accent-primary)}.search-clear{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:transparent;border:none;color:var(--text-secondary);cursor:pointer;font-size:18px;padding:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;line-height:1;transition:color var(--transition-fast)}.search-clear:hover{color:var(--accent-highlight)}.stats-panel{position:absolute;top:16px;right:16px;z-index:1001;background:var(--bg-panel);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-panel);border-radius:var(--radius-lg);padding:16px;min-width:280px;max-width:400px;max-height:calc(100% - 32px);overflow-y:auto;box-shadow:var(--shadow-md);scrollbar-width:thin;scrollbar-color:var(--border-secondary) var(--bg-tertiary)}.stats-panel::-webkit-scrollbar{width:10px}.stats-panel::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:var(--radius-sm)}.stats-panel::-webkit-scrollbar-thumb{background:var(--border-secondary);border-radius:var(--radius-sm);border:2px solid var(--bg-tertiary)}.stats-panel::-webkit-scrollbar-thumb:hover{background:var(--border-primary)}.stats-section{margin-bottom:12px}.stats-label{font-size:14px;color:var(--text-secondary);margin-bottom:4px}.stats-value{color:var(--text-primary);font-weight:700}.stats-divider{border-top:1px solid rgba(45,45,68,.5);padding-top:12px;margin-top:12px}.stats-title{color:var(--accent-highlight);font-size:16px;font-weight:700;margin:0 0 8px}.stats-subtitle{font-size:12px;color:var(--text-secondary);margin-bottom:4px}.stats-subtitle.bold{font-weight:700;margin-bottom:8px}.stats-meta{font-size:12px;color:var(--text-tertiary);margin-bottom:12px}.connections-list{display:flex;flex-direction:column;gap:8px}.connection-item{display:flex;justify-content:space-between;align-items:center;padding:8px;background:#2d2d444d;border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition-fast)}.connection-item:hover{background:#f472b633}.connection-label{flex:1}.connection-name{color:var(--text-primary);font-size:14px;font-weight:500}.connection-count{color:var(--text-secondary);font-size:11px;margin-top:2px}.connection-weight{color:var(--accent-highlight);font-size:13px;font-weight:700;margin-left:12px}.stats-section-toggle{display:flex;align-items:center;gap:6px;background:transparent;border:none;padding:4px 0;cursor:pointer;width:100%;text-align:left;color:inherit;font-family:inherit}.stats-section-toggle:hover{opacity:.8}.toggle-chevron{font-size:10px;color:var(--text-tertiary);transition:transform var(--transition-fast)}.toggle-chevron.expanded{transform:rotate(90deg)}.sources-list{display:flex;flex-direction:column;gap:6px;margin-top:8px}.source-occurrence-item{display:flex;align-items:center;gap:8px;padding:6px 8px;background:#2d2d444d;border-radius:var(--radius-sm)}.source-occurrence-color{width:10px;height:10px;border-radius:50%;flex-shrink:0}.source-occurrence-name{flex:1;font-size:13px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.source-occurrence-count{font-size:12px;font-weight:700;color:var(--accent-light);flex-shrink:0}.settings-panel{position:fixed;top:140px;right:16px;z-index:10000;width:850px;max-width:calc(100vw - 32px)}.settings-content{background:var(--bg-panel);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-panel);border-radius:var(--radius-lg);padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:32px;box-shadow:var(--shadow-md);max-height:calc(100vh - 100px);overflow-y:auto;position:relative;scrollbar-width:thin;scrollbar-color:var(--border-secondary) var(--bg-tertiary)}.settings-content::-webkit-scrollbar{width:10px}.settings-content::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:var(--radius-sm)}.settings-content::-webkit-scrollbar-thumb{background:var(--border-secondary);border-radius:var(--radius-sm);border:2px solid var(--bg-tertiary)}.settings-content::-webkit-scrollbar-thumb:hover{background:var(--border-primary)}.settings-section-title{color:var(--accent-highlight);font-size:16px;margin-bottom:12px;font-weight:700}.settings-section-title.blue{color:var(--accent-primary)}.setting-item{margin-bottom:16px}.setting-item:last-child{margin-bottom:0}.setting-label{display:block;font-size:13px;color:var(--text-secondary);margin-bottom:6px}.setting-input{width:100%;accent-color:var(--accent-highlight)}.setting-input.blue{accent-color:var(--accent-primary)}.setting-description{font-size:11px;color:var(--text-tertiary);margin-top:4px}.settings-toggle{background:var(--border-primary);border:1px solid var(--border-secondary);border-radius:var(--radius-md);padding:8px 16px;color:var(--text-primary);cursor:pointer;font-size:14px;font-weight:700;display:flex;align-items:center;gap:8px;transition:background var(--transition-fast);font-family:inherit}.settings-toggle:hover{background:var(--hover-bg-solid)}.settings-close-button{position:absolute;top:12px;right:12px;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;font-size:24px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:all var(--transition-fast);z-index:1;line-height:1;padding:0}.settings-close-button:hover{background:var(--hover-bg);color:var(--accent-highlight);transform:scale(1.1)}.refresh-button{background:var(--border-primary);border:1px solid var(--border-secondary);border-radius:var(--radius-md);padding:8px 12px;color:var(--text-primary);cursor:pointer;font-size:14px;display:flex;align-items:center;gap:6px;transition:background var(--transition-fast);font-family:inherit}.refresh-button:hover{background:var(--hover-bg-solid)}.force-graph-toolbar{position:absolute;bottom:16px;left:16px;display:flex;align-items:center;gap:8px;z-index:1000}.toolbar-search{display:flex;align-items:center;gap:8px;background:var(--bg-panel-solid);border:1px solid var(--border-secondary);border-radius:var(--radius-md);padding:8px 12px;box-shadow:var(--shadow-md)}.toolbar-search-icon{color:var(--text-tertiary);flex-shrink:0}.toolbar-search-input{background:transparent;border:none;outline:none;color:var(--text-primary);font-size:14px;font-family:inherit;width:160px}.toolbar-search-input::placeholder{color:var(--text-muted)}.toolbar-search-input:focus{outline:none}.toolbar-search-clear{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;font-size:18px;padding:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;line-height:1;transition:color var(--transition-fast);flex-shrink:0}.toolbar-search-clear:hover{color:var(--accent-highlight)}.toolbar-divider{width:1px;height:24px;background:var(--border-secondary);margin:0 4px}.toolbar-button{background:var(--border-primary);border:1px solid var(--border-secondary);border-radius:var(--radius-md);padding:10px;color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);box-shadow:var(--shadow-md);width:40px;height:40px}.toolbar-button:hover{background:var(--hover-bg-solid);border-color:var(--accent-primary);color:var(--accent-light);box-shadow:var(--shadow-glow);transform:translateY(-1px)}.toolbar-button:active{transform:translateY(0)}.toolbar-button svg{display:block}.header-controls{display:flex;align-items:center;gap:12px}.header-controls-left{display:flex;align-items:center;gap:20px;flex:1}.source-panel{background-color:var(--bg-tertiary);border-bottom:1px solid var(--border-primary)}.source-panel-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) var(--spacing-md);width:100%;background:transparent;border:none;cursor:pointer;transition:background-color var(--transition-fast)}.source-panel-header:hover{background-color:var(--hover-bg)}.source-panel-header-left{display:flex;align-items:center;gap:var(--spacing-sm)}.source-panel-chevron{font-size:.7rem;color:var(--text-tertiary);transition:transform var(--transition-fast)}.source-panel-chevron.expanded{transform:rotate(90deg)}.source-panel-header h3{font-size:.85rem;font-weight:600;color:var(--text-secondary);margin:0}.source-count{font-size:.75rem;color:var(--text-tertiary)}.source-list{display:flex;flex-direction:column;gap:var(--spacing-xs);max-height:200px;overflow-y:auto;padding:0 var(--spacing-md) var(--spacing-sm);scrollbar-width:thin;scrollbar-color:var(--border-secondary) var(--bg-tertiary)}.source-list::-webkit-scrollbar{width:8px}.source-list::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:var(--radius-sm)}.source-list::-webkit-scrollbar-thumb{background:var(--border-secondary);border-radius:var(--radius-sm)}.source-list::-webkit-scrollbar-thumb:hover{background:var(--border-primary)}.source-item{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-xs) var(--spacing-sm);background-color:var(--bg-secondary);border-radius:var(--radius-sm);transition:opacity var(--transition-fast)}.source-item.disabled{opacity:.5}.source-color-indicator{width:12px;height:12px;border-radius:50%;flex-shrink:0}.source-name{flex:1;font-size:.85rem;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.source-controls{display:flex;align-items:center;gap:var(--spacing-xs)}.source-toggle{position:relative;display:inline-block;width:32px;height:18px}.source-toggle input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--border-secondary);transition:var(--transition-fast);border-radius:9px}.toggle-slider:before{position:absolute;content:"";height:14px;width:14px;left:2px;bottom:2px;background-color:var(--text-primary);transition:var(--transition-fast);border-radius:50%}.source-toggle input:checked+.toggle-slider{background-color:var(--accent-primary)}.source-toggle input:checked+.toggle-slider:before{transform:translate(14px)}.source-remove-btn{background:transparent;border:none;color:var(--text-tertiary);cursor:pointer;font-size:18px;padding:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;line-height:1;transition:color var(--transition-fast);border-radius:var(--radius-sm)}.source-remove-btn:hover{color:var(--accent-highlight);background-color:var(--hover-bg)}.note-editor{position:relative}.note-editor.drag-over{outline:2px dashed var(--accent-primary);outline-offset:-2px}.drag-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background-color:#6366f126;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;pointer-events:none}.drag-overlay-content{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-xl);background-color:var(--bg-panel-solid);border:2px dashed var(--accent-primary);border-radius:var(--radius-lg);color:var(--accent-light)}.drag-overlay-content svg{stroke:var(--accent-primary)}.drag-overlay-content span{font-size:1.1rem;font-weight:600}.drag-hint{font-size:.85rem!important;font-weight:400!important;color:var(--text-secondary)!important}@keyframes kofi-steam{0%,to{transform:translateY(0) rotate(0);opacity:1}50%{transform:translateY(-2px) rotate(5deg);opacity:.8}}.help-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10001;padding:var(--spacing-lg)}.help-modal{background:var(--bg-panel-solid);border:1px solid var(--border-panel);border-radius:var(--radius-lg);max-width:720px;max-height:85vh;overflow-y:auto;box-shadow:var(--shadow-md);position:relative;animation:help-modal-enter .25s ease-out;scrollbar-width:thin;scrollbar-color:var(--border-secondary) var(--bg-tertiary)}@keyframes help-modal-enter{0%{opacity:0;transform:scale(.95) translateY(-10px)}to{opacity:1;transform:scale(1) translateY(0)}}.help-modal::-webkit-scrollbar{width:10px}.help-modal::-webkit-scrollbar-track{background:var(--bg-tertiary);border-radius:var(--radius-sm)}.help-modal::-webkit-scrollbar-thumb{background:var(--border-secondary);border-radius:var(--radius-sm);border:2px solid var(--bg-tertiary)}.help-modal::-webkit-scrollbar-thumb:hover{background:var(--border-primary)}.help-modal-close{position:absolute;top:16px;right:16px;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;font-size:28px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);transition:all var(--transition-fast);z-index:1;line-height:1;padding:0}.help-modal-close:hover{background:var(--hover-bg);color:var(--accent-highlight);transform:scale(1.1)}.help-modal-content{padding:32px}.help-modal-title{font-size:1.6rem;font-weight:700;color:var(--text-primary);margin:0 0 24px;display:flex;align-items:center;gap:12px;padding-right:40px}.help-icon{font-size:1.4rem}.help-section{margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--border-primary)}.help-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}.help-section h3{font-size:1.1rem;font-weight:600;color:var(--accent-light);margin:0 0 12px;display:flex;align-items:center;gap:8px}.section-icon{font-size:1rem}.help-section p{color:var(--text-secondary);line-height:1.6;margin:0 0 12px}.help-section p:last-child{margin-bottom:0}.help-section ul{margin:0;padding-left:20px;color:var(--text-secondary);line-height:1.8}.help-section li{margin-bottom:6px}.help-section li:last-child{margin-bottom:0}.help-section strong{color:var(--text-primary)}.help-section code{background:var(--bg-tertiary);color:var(--accent-highlight);padding:2px 8px;border-radius:var(--radius-sm);font-family:Consolas,Monaco,Courier New,monospace;font-size:.9em}.help-note{background:var(--bg-tertiary);padding:12px 16px;border-radius:var(--radius-md);border-left:3px solid var(--accent-primary);font-size:.95rem}.help-section-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.help-feature h3{font-size:1rem}.help-feature p{font-size:.95rem}.help-settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:12px}.help-settings-grid h4{font-size:.95rem;color:var(--accent-highlight);margin:0 0 6px;font-weight:600}.help-settings-grid p{font-size:.9rem;margin:0}.help-privacy{background:linear-gradient(135deg,#6366f11a,#8b5cf61a);padding:20px;border-radius:var(--radius-md);border:1px solid var(--accent-primary);margin-bottom:0;border-bottom:none}.help-privacy h3{color:var(--accent-primary)}.help-link{display:flex;align-items:center;justify-content:center;width:42px;height:42px;background:#ffffff26;color:#fff;text-decoration:none;border-radius:50%;font-weight:700;font-size:1.1rem;box-shadow:0 4px 15px #0003,inset 0 1px #fff3;transition:all .3s cubic-bezier(.4,0,.2,1);border:1px solid rgba(255,255,255,.25);cursor:pointer}.help-link:hover{transform:translateY(-2px) scale(1.08);box-shadow:0 6px 25px #0000004d,inset 0 1px #ffffff4d;background:#ffffff40}.help-link:active{transform:translateY(0) scale(.98)}@media (max-width: 768px){.help-modal{max-width:100%;max-height:90vh;margin:var(--spacing-sm)}.help-modal-content{padding:24px}.help-modal-title{font-size:1.3rem}.help-section h3{font-size:1rem}.help-section-row,.help-settings-grid{grid-template-columns:1fr}}@media (max-width: 768px){.app-header h1{font-size:1.5rem}.app-header-content{flex-direction:column;align-items:flex-start;gap:var(--spacing-md)}.app-header-actions{gap:8px}.kofi-link,.support-link{padding:8px 12px;font-size:.85rem}.kofi-text,.support-text{display:none}.note-editor-header,.force-graph-header{padding:.75rem var(--spacing-md)}.note-editor-header h2,.force-graph-header h2{font-size:1rem}.btn{padding:.4rem .8rem;font-size:.85rem}.settings-content{grid-template-columns:1fr;width:100%;max-width:100vw}}