*,*:before,*:after{box-sizing:border-box}.katex,.katex *{box-sizing:content-box!important}.katex .base{margin:0;padding:0}:root{--bg-primary: #ffffff;--bg-secondary: #f0fdfa;--bg-card: rgba(255, 255, 255, .95);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: rgba(13, 148, 136, .12);--teal-primary: #0d9488;--teal-dark: #0f766e;--teal-light: #ccfbf1;--shadow-color: rgba(13, 148, 136, .1)}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: rgba(30, 41, 59, .95);--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #64748b;--border-color: rgba(45, 212, 191, .15);--teal-primary: #2dd4bf;--teal-dark: #14b8a6;--teal-light: rgba(45, 212, 191, .1);--shadow-color: rgba(0, 0, 0, .3)}[data-theme=dark] body{background-color:var(--bg-primary);color:var(--text-primary)}[data-theme=dark] .bg-app-gradient{background:linear-gradient(135deg,#0f172a,#1e293b 40%,#0f172a)}[data-theme=dark] .bg-app-gradient:before{background:radial-gradient(circle,rgba(45,212,191,.05) 0%,transparent 70%)}[data-theme=dark] .card-elevated{background:var(--bg-card);border-color:var(--border-color);border-bottom-color:#2dd4bf33;box-shadow:0 1px 2px #0003,0 4px 8px -1px #00000040,0 12px 28px -4px #0000004d}[data-theme=dark] .glass-header{background:linear-gradient(135deg,#0f172af7,#1e293bf2);border-bottom-color:#2dd4bf26}[data-theme=dark] .step-bar-floating{background:#1e293bf5;border-color:var(--border-color)}[data-theme=dark] .modal-elevated{background:#1e293b;border-color:var(--border-color)}[data-theme=dark] .input-elevated{background:#0f172a;border-color:#2dd4bf33;color:var(--text-primary)}[data-theme=dark] .input-elevated:focus{border-color:var(--teal-primary);box-shadow:0 0 0 3px #2dd4bf26}[data-theme=dark] .config-table{background:linear-gradient(135deg,#1e293b99,#0f172a66);border-color:var(--border-color)}[data-theme=dark] .upload-zone{border-color:#2dd4bf4d;background:linear-gradient(135deg,#1e293b80,#0f172a4d)}[data-theme=dark] .shortcut-box{background:linear-gradient(135deg,#1e3a8a4d,#1e293b66);border-color:#3b82f633}[data-theme=dark] .panel-elevated{background:#1e293b;border-color:var(--border-color)}[data-theme=dark] .chip-teal{background:linear-gradient(135deg,#2dd4bf1a,#10b9811a);border-color:#2dd4bf33}[data-theme=dark] select,[data-theme=dark] textarea{background-color:#0f172a;color:var(--text-primary)}[data-theme=dark] .chapter-row:hover{background:#2dd4bf0f!important}[data-theme=dark] ::-webkit-scrollbar-track{background:#1e293b80}[data-theme=dark] ::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#0d9488,#14b8a6)}[data-theme=dark] .text-teal-900,[data-theme=dark] .text-teal-800{color:#99f6e4!important}[data-theme=dark] .text-teal-700{color:#5eead4!important}[data-theme=dark] .text-teal-500{color:#2dd4bf!important}[data-theme=dark] .text-slate-600,[data-theme=dark] .text-slate-500{color:#94a3b8!important}[data-theme=dark] .text-slate-400{color:#64748b!important}[data-theme=dark] .text-black{color:var(--text-primary)!important}[data-theme=dark] .border-slate-300,[data-theme=dark] .border-slate-200{border-color:#2dd4bf26!important}[data-theme=dark] .border-slate-200\/50{border-color:#2dd4bf14!important}[data-theme=dark] .hover\:bg-slate-50:hover{background-color:#1e293bcc!important}[data-theme=dark] .bg-teal-50{background-color:#2dd4bf1a!important}[data-theme=dark] .bg-teal-100{background-color:#2dd4bf26!important}[data-theme=dark] .bg-amber-100{background-color:#f59e0b26!important}[data-theme=dark] .bg-blue-100{background-color:#3b82f626!important}[data-theme=dark] footer{border-color:#2dd4bf1a;color:#64748b}