:root{--font-heading: "Merriweather", Georgia, serif;--font-body: "Outfit", -apple-system, BlinkMacSystemFont, sans-serif;--font-accent: "Merriweather", Georgia, serif;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-card: #ffffff;--bg-hover: #f1f5f9;--text-primary: #0f172a;--text-secondary: #334155;--text-muted: #64748b;--text-light: #94a3b8;--accent-orange: #c2410c;--accent-hover: #9a3412;--accent-light: rgba(194, 65, 12, .08);--border-light: #e2e8f0;--border-subtle: #f1f5f9;--border-strong: #cbd5e1;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px -2px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px;color-scheme:light}body{font-family:var(--font-body);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.65;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,.section-title{font-family:var(--font-heading)}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}@keyframes pageFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.page-transition{animation:pageFadeIn .28s cubic-bezier(.16,1,.3,1) forwards}.site-wrapper{min-height:100vh;display:flex;flex-direction:column}.top-header{position:sticky;top:0;z-index:50;background:#ffffffeb;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light);height:64px;display:flex;align-items:center;padding:0 2rem}.top-header-container{width:100%;max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;position:relative}.brand-logo-link{display:flex;align-items:center;gap:12px;font-family:var(--font-heading);font-weight:700;font-size:1.25rem;color:var(--text-primary);transition:transform var(--transition-fast)}.brand-logo-link:hover{transform:translateY(-1px)}.brand-logo-img{width:36px;height:36px;border-radius:var(--radius-sm);object-fit:cover}.mobile-menu-toggle{display:none;background:none;border:none;color:var(--text-primary);cursor:pointer;padding:6px;border-radius:var(--radius-sm);transition:color var(--transition-fast)}.mobile-menu-toggle:hover{color:var(--accent-orange)}.mobile-nav-dropdown{position:absolute;top:64px;left:-2rem;right:-2rem;background-color:var(--bg-primary);border-bottom:1px solid var(--border-light);box-shadow:var(--shadow-md);padding:1rem 1.5rem;z-index:100;animation:pageFadeIn .2s ease-out forwards}.mobile-nav-menu{list-style:none;display:flex;flex-direction:column;gap:6px}.mobile-nav-item a{display:block;padding:10px 16px;border-radius:var(--radius-md);font-size:1rem;font-weight:500;color:var(--text-secondary);transition:all var(--transition-fast)}.mobile-nav-item a.active{color:var(--accent-orange);background-color:var(--accent-light);font-weight:600}.main-layout{display:grid;grid-template-columns:220px 1fr 220px;max-width:1400px;width:100%;margin:0 auto;min-height:calc(100vh - 64px)}.left-sidebar{position:sticky;top:64px;height:calc(100vh - 64px);padding:2.5rem 1.5rem 2rem 2rem;border-right:1px solid var(--border-light);display:flex;flex-direction:column;justify-content:space-between;background-color:var(--bg-primary)}.side-nav-menu{display:flex;flex-direction:column;gap:6px;list-style:none}.side-nav-item a{display:flex;align-items:center;padding:10px 16px;border-radius:var(--radius-md);font-size:.98rem;font-weight:500;color:var(--text-muted);transition:all var(--transition-normal);position:relative}.side-nav-item a:hover{color:var(--text-primary);background-color:var(--bg-hover);transform:translate(4px)}.side-nav-item a.active{color:var(--accent-orange);background-color:var(--accent-light);font-weight:600;transform:translate(2px)}.side-nav-item a.active:before{content:"";position:absolute;left:0;top:25%;bottom:25%;width:3px;background-color:var(--accent-orange);border-radius:0 4px 4px 0}.site-content-footer{margin-top:4rem;padding-top:2rem;padding-bottom:2rem;border-top:1px solid var(--border-light);font-size:.88rem;color:var(--text-muted);text-align:center}.content-column{padding:3rem 3.5rem 2rem;max-width:860px;width:100%;display:flex;flex-direction:column;justify-content:space-between}.banner-container{width:100%;border-radius:var(--radius-lg);overflow:hidden;margin-bottom:2.5rem;box-shadow:var(--shadow-md);border:1px solid var(--border-light)}.banner-img{width:100%;max-height:260px;object-fit:cover;display:block}.section-block{padding-top:1rem;margin-bottom:4rem;scroll-margin-top:80px}.section-title{font-family:var(--font-heading);font-size:1.85rem;font-weight:700;color:var(--text-primary);margin-bottom:1.75rem;letter-spacing:-.01em;display:flex;align-items:center;gap:12px}.section-title:after{content:"";flex:1;height:1px;background:var(--border-light);margin-left:8px}.intro-grid{display:flex;flex-direction:column;gap:1.75rem}.profile-header-row{display:flex;align-items:center;gap:2rem;margin-bottom:.5rem}.profile-avatar{width:130px;height:130px;border-radius:50%;object-fit:cover;border:1px solid var(--border-light);box-shadow:var(--shadow-md);flex-shrink:0;transition:transform var(--transition-normal)}.profile-avatar:hover{transform:scale(1.02)}.profile-greeting h1{font-family:var(--font-heading);font-size:2.5rem;font-weight:700;color:var(--text-primary);line-height:1.2}.profile-subtitle{font-size:1.15rem;color:var(--text-muted);margin-top:6px;line-height:1.5}.bio-paragraph{font-size:1.08rem;color:var(--text-secondary);line-height:1.8}.inline-link{color:var(--accent-orange);font-weight:500;text-decoration:underline;text-underline-offset:3px;transition:color var(--transition-fast)}.inline-link:hover{color:var(--accent-hover)}.values-text{font-family:var(--font-accent);font-size:.95rem;font-style:italic;color:var(--text-muted);margin-top:.25rem}.social-icons-bar{display:flex;align-items:center;gap:12px;margin-top:.5rem}.social-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--radius-md);background-color:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-light);transition:all var(--transition-fast)}.social-icon-btn:hover{color:var(--accent-orange);background-color:var(--bg-primary);border-color:var(--accent-orange);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.social-icon-btn svg{width:19px;height:19px;fill:currentColor}.courses-container{display:flex;flex-direction:column;gap:2.5rem}.subsection-title{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:.75rem}.course-note{font-size:.88rem;color:var(--text-muted);font-style:italic;margin-bottom:1rem}.course-card-list{display:flex;flex-direction:column;gap:0}.course-card{display:flex;gap:1.5rem;background-color:transparent;border:none;border-bottom:1px solid var(--border-subtle);padding:1.5rem 0;transition:all var(--transition-normal)}.course-card:last-child{border-bottom:none}.course-card:hover{transform:translate(4px)}.course-thumb{width:84px;height:84px;border-radius:var(--radius-md);object-fit:cover;flex-shrink:0;border:1px solid var(--border-light);transition:transform var(--transition-normal)}.course-card:hover .course-thumb{transform:scale(1.03)}.course-content{display:flex;flex-direction:column;justify-content:center;flex:1}.course-content h3{font-family:var(--font-heading);font-size:1.15rem;font-weight:700;color:var(--text-primary);margin-bottom:6px;transition:color var(--transition-fast)}.course-card:hover .course-content h3{color:var(--accent-orange)}.course-content p{font-size:.98rem;color:var(--text-muted);line-height:1.6;margin-bottom:10px}.button-group{display:flex;gap:10px}.btn-action{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;font-size:.85rem;font-weight:500;border-radius:var(--radius-sm);background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-light);transition:all var(--transition-fast)}.btn-action:hover{background-color:var(--accent-orange);color:#fff;border-color:var(--accent-orange)}.featured-post-card{display:flex;gap:1.75rem;background-color:transparent;border:none;padding:1rem 0;transition:all var(--transition-normal)}.featured-post-card:hover{transform:translate(4px)}.featured-post-img{width:200px;height:130px;border-radius:var(--radius-md);object-fit:cover;flex-shrink:0;border:1px solid var(--border-light);transition:transform var(--transition-normal)}.featured-post-card:hover .featured-post-img{transform:scale(1.02)}.featured-post-info{padding:0;display:flex;flex-direction:column;justify-content:center}.featured-post-info h3{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;color:var(--text-primary);margin-bottom:8px;line-height:1.35;transition:color var(--transition-fast)}.featured-post-card:hover .featured-post-info h3{color:var(--accent-orange)}.featured-post-info p{font-size:.95rem;color:var(--text-muted);line-height:1.5;margin-bottom:12px}.post-date{font-size:.8rem;color:var(--text-light);font-weight:500}.substack-widget-box{margin-top:2rem;background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:1.5rem;text-align:center}.substack-widget-box p{font-size:1rem;font-weight:500;color:var(--text-primary);margin-bottom:1rem}.substack-iframe{width:100%;max-width:480px;height:150px;border:1px solid var(--border-light);border-radius:var(--radius-md);background:#fff}.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:2.5rem;align-items:start}.contact-info p{font-size:1rem;color:var(--text-muted);line-height:1.65}.contact-form-box{background-color:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:0 4px 16px -2px #0000000a}.contact-form{display:flex;flex-direction:column;gap:1.25rem;margin-top:1rem}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:.88rem;font-weight:600;color:var(--text-primary)}.form-group input,.form-group textarea{width:100%;padding:12px 16px;border-radius:var(--radius-md);border:1px solid var(--border-light);background-color:var(--bg-secondary);color:var(--text-primary);font-family:var(--font-body);font-size:.95rem;outline:none;transition:all var(--transition-fast)}.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-light)}.form-group input:focus,.form-group textarea:focus{background-color:var(--bg-primary);border-color:var(--accent-orange);box-shadow:0 0 0 3px var(--accent-light)}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:var(--radius-md);background-color:var(--accent-orange);color:#fff;font-weight:600;font-size:.95rem;border:none;cursor:pointer;align-self:flex-start;transition:all var(--transition-fast);box-shadow:var(--shadow-sm)}.btn-primary:hover{background-color:var(--accent-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-primary:active{transform:translateY(0)}.right-sidebar{position:sticky;top:64px;height:calc(100vh - 64px);padding:2.5rem 1.5rem;border-left:none}.toc-container h4{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-light);margin-bottom:1rem}.toc-list{list-style:none;display:flex;flex-direction:column;gap:6px}.toc-item a{font-size:.88rem;color:var(--text-muted);transition:all var(--transition-normal);display:flex;align-items:center;gap:10px;padding:6px 12px;border-radius:var(--radius-sm);border-left:2px solid transparent}.toc-num{font-family:var(--font-body);font-size:.78rem;font-weight:600;color:var(--text-light);transition:color var(--transition-fast)}.toc-text{flex:1}.toc-item a:hover{color:var(--text-primary);background-color:var(--bg-hover);transform:translate(4px)}.toc-item a:hover .toc-num{color:var(--accent-orange)}.toc-item a.active{color:var(--accent-orange);font-weight:600;border-left-color:var(--accent-orange);background-color:var(--accent-light);transform:translate(2px)}.toc-item a.active .toc-num{color:var(--accent-orange)}@media (max-width: 1024px){.main-layout{grid-template-columns:180px 1fr}.right-sidebar{display:none}}@media (max-width: 768px){.mobile-menu-toggle{display:flex;align-items:center;justify-content:center}.main-layout{grid-template-columns:1fr}.left-sidebar{display:none}.content-column{padding:1.5rem 1.25rem}.profile-header-row{flex-direction:column;text-align:center}.contact-grid{grid-template-columns:1fr}.featured-post-card{flex-direction:column}.featured-post-img{width:100%;height:180px}.featured-post-info{padding:1.25rem}}