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1.21}.app{--primary-color: var(--formula-light-primary);--primary-hover: var(--formula-light-hover);--background-color: var(--formula-light-background);--highlight: var(--formula-light-highlight);--card-background: var(--formula-light-card);--border-color: var(--formula-light-border);--accent: var(--formula-light-accent);--preview-background: var(--formula-light-preview);--book-page-background: #FFFFFF}.table-mode{--primary-color: var(--table-light-primary);--primary-hover: var(--table-light-hover);--background-color: var(--table-light-background);--highlight: var(--table-light-highlight);--card-background: var(--table-light-card);--border-color: var(--table-light-border);--accent: var(--table-light-accent);--preview-background: var(--table-light-preview);--book-page-background: #FFFFFF}.dark-mode{--primary-color: var(--dark-formula-primary);--primary-hover: var(--dark-formula-hover);--text-color: #f3f4f6;--text-secondary: #d1d5db;--background-color: var(--dark-formula-background);--card-background: var(--dark-formula-card);--border-color: var(--dark-formula-border);--input-background: #374151;--input-border: #4b5563;--input-focus-border: var(--dark-formula-primary);--success-color: #34d399;--error-color: #f87171;--button-text: #ffffff;--header-color: #f9fafb;--section-border: var(--dark-formula-border);--shadow: rgba(0, 0, 0, .3);--highlight: var(--dark-formula-highlight);--accent: var(--dark-formula-accent);--preview-background: var(--dark-formula-preview);--book-page-background: var(--dark-formula-page)}.dark-mode.table-mode{--primary-color: var(--dark-table-primary);--primary-hover: var(--dark-table-hover);--background-color: var(--dark-table-background);--card-background: var(--dark-table-card);--highlight: var(--dark-table-highlight);--border-color: var(--dark-table-border);--section-border: var(--dark-table-border);--input-border: var(--dark-table-border);--input-background: var(--dark-table-highlight);--input-focus-border: var(--dark-table-accent);--accent: var(--dark-table-accent);--preview-background: var(--dark-table-preview);--book-page-background: var(--dark-table-page)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);line-height:1.6;font-size:var(--font-size-base);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}.app{height:100vh;max-height:100vh;overflow:hidden;display:flex;flex-direction:column;color:var(--text-color);background-color:var(--background-color);transition:all var(--transition-normal)}header{padding:var(--space-3) var(--space-4);text-align:center;border-bottom:1px solid var(--section-border);background-color:var(--card-background);box-shadow:0 1px 3px var(--shadow)}.app-tagline{color:var(--text-secondary);font-size:var(--font-size-sm);margin-top:var(--space-1)}main{flex:1;display:flex;overflow:hidden;height:calc(100vh - 7.25rem)}.input-section{width:40%;height:100%;display:flex;flex-direction:column;overflow:hidden;border-right:1px solid var(--section-border)}.input-section-content{flex:1;overflow-y:auto;padding:var(--space-4);background-color:var(--card-background)}.templates-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:var(--space-3);width:100%}.templates-list::-webkit-scrollbar{width:6px}.templates-list::-webkit-scrollbar-thumb{background-color:var(--primary-color);border-radius:4px}.templates-list::-webkit-scrollbar-track{background-color:var(--card-background);border-radius:4px}.template-item{display:flex;flex-direction:column;padding:var(--space-3);border:1px solid var(--border-color);border-radius:var(--radius-md);background-color:var(--input-background);cursor:pointer;transition:all var(--transition-fast);text-align:left;overflow:hidden;height:100%}.template-item:hover{border-color:var(--primary-color);background-color:var(--highlight);transform:translateY(-2px);box-shadow:0 4px 8px var(--shadow)}.template-name{font-weight:600;margin-bottom:var(--space-2);color:var(--primary-color);font-size:var(--font-size-sm);word-wrap:break-word;overflow-wrap:break-word}.template-preview{font-size:.9em;overflow:hidden;text-overflow:ellipsis;padding:var(--space-1) 0;border-top:1px dashed var(--border-color);padding-top:var(--space-2);margin-top:var(--space-1);color:var(--text-color)}.template-preview .katex,.template-preview .katex .katex-html,.dark-mode .template-preview .katex,.dark-mode .template-preview 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transparent}.book-page::-webkit-scrollbar{width:6px}.book-page::-webkit-scrollbar-thumb{background-color:#0003;border-radius:3px}.book-page::-webkit-scrollbar-track{background:transparent}.color-presets{margin-bottom:var(--space-4)}.preset-buttons{display:flex;gap:var(--space-2);margin-top:var(--space-2)}.preset-button{width:36px;height:36px;border-radius:var(--radius-md);border:2px solid transparent;cursor:pointer;position:relative;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center}.preset-button:hover{transform:scale(1.05)}.preset-button.active{box-shadow:0 0 0 2px var(--primary-color)}.check-mark{font-weight:700;font-size:14px}.advanced-config-toggle{margin-bottom:var(--space-4)}.toggle-advanced-btn{width:100%;background-color:var(--highlight);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);color:var(--text-color);font-size:var(--font-size-sm);cursor:pointer;transition:all 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var(--section-border);background-color:var(--card-background)}.footer-text{font-size:var(--font-size-xs)}.logo{font-size:var(--font-size-xl);font-weight:700;letter-spacing:-.02em;color:var(--header-color);display:inline-flex;align-items:center;gap:var(--space-1)}.logo-symbol{color:var(--accent);font-size:1.2em;margin-right:var(--space-1)}.logo-accent{color:var(--primary-color)}header .logo{font-size:var(--font-size-2xl);margin-bottom:var(--space-1)}.footer-content{display:flex;justify-content:center;align-items:center}.footer-content p{display:flex;align-items:center;gap:var(--space-2)}.footer-divider{color:var(--border-color);margin:0 var(--space-2)}.color-input-group{display:flex;gap:var(--space-2);align-items:center}.color-preview{width:36px;height:36px;border-radius:var(--radius-md);border:1px solid var(--input-border);cursor:pointer;box-shadow:0 1px 2px var(--shadow);transition:all var(--transition-fast)}.color-preview:hover{transform:scale(1.05);border-color:var(--primary-color)}.hex-input{flex:1;min-width:85px}.color-picker{position:relative}.color-picker-popover{position:absolute;z-index:100;top:calc(100% + 10px);box-shadow:0 10px 25px #00000026;border-radius:var(--radius-md);overflow:hidden}.color-picker-cover{position:fixed;top:0;left:0;right:0;bottom:0}.tooltip{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background-color:#000000b3;color:#fff;padding:8px 16px;border-radius:4px;font-size:var(--font-size-sm);z-index:1000;animation:fadeInUp .3s ease forwards}.feedback-message{position:fixed;top:20px;left:50%;transform:translate(-50%);padding:12px 20px;border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;z-index:1000;box-shadow:0 4px 12px #00000026;animation:fadeInDown .3s ease forwards;display:flex;align-items:center}.feedback-message.success{background-color:var(--success-color);color:#fff}.feedback-message.error{background-color:var(--error-color);color:#fff}@keyframes fadeInUp{0%{opacity:0;transform:translate(-50%,20px)}to{opacity:1;transform:translate(-50%)}}@keyframes fadeInDown{0%{opacity:0;transform:translate(-50%,-20px)}to{opacity:1;transform:translate(-50%)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-fast) forwards}@media (max-width: 1200px){.input-section{width:45%}.preview-section{width:55%}.symbols-grid{grid-template-columns:repeat(auto-fill,minmax(36px,1fr))}.function-grid{grid-template-columns:repeat(auto-fill,minmax(70px,1fr))}.finance-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr))}.templates-list{grid-template-columns:1fr}}@media (max-width: 992px){main{flex-direction:column;overflow-y:auto}.input-section,.preview-section{width:100%;height:auto;max-height:none;border-right:none}.input-section{border-bottom:1px solid var(--section-border)}.preview-container{height:600px;min-height:600px}.book-page-preview-container{height:100%!important}}.katex-formula .katex{font-size:var(--formula-katex-base-size, calc(1.1em * var(--katex-formula-multiplier)))}.katex-formula .katex-display{margin:.8em 0!important}.katex-formula .katex .katex-html,.katex-formula .katex .katex-mathml{font-size:inherit}.katex-html,.katex-formula .katex .katex-html,.variables-container .katex .katex-html{font-size:inherit!important}.katex-formula .katex-display>.katex,.katex-formula .katex-display>.katex>.katex-html{font-size:calc(var(--formula-katex-base-size, 1em) * var(--katex-applied-multiplier, var(--katex-formula-multiplier)))!important}.variables-container .variable-name .katex,.variables-container .variable-name .katex>.katex-html{font-size:calc(var(--variable-katex-base-size, 1em) * var(--katex-applied-multiplier, var(--katex-variable-multiplier)))!important}