@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;900&display=swap");:root{--bg-canvas:#fff;--bg-surface:#fff;--bg-subtle:#f0f0f0;--bg-hover:#e0e0e0;--text-primary:#000;--text-secondary:#333;--text-placeholder:#777;--border-color:#000;--border-width:3px;--border-focus:#000;--accent-primary:#fbff00;--accent-secondary:#f0f;--accent-tertiary:#0ff;--accent-blue:#05f;--accent-red:red;--shadow-color:#000;--shadow-offset:4px;--shadow-sm:2px 2px 0px var(--shadow-color);--shadow-md:var(--shadow-offset) var(--shadow-offset) 0px var(--shadow-color);--shadow-hover-translate:translate(2px,2px);--shadow-hover-size:2px 2px 0px var(--shadow-color);--shadow-active-translate:translate(4px,4px);--shadow-active:0px 0px 0px var(--shadow-color);--font-ui:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;--font-reader:"Inter",-apple-system,sans-serif;--radius-sm:0px;--radius-md:0px}*{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--bg-canvas);color:var(--text-primary);font-family:var(--font-ui);min-height:100vh;-webkit-font-smoothing:antialiased;transition:background-color .2s ease,color .2s ease}a{color:inherit;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:2px;transition:all .2s ease}a:hover{background-color:var(--accent-primary);color:#000;-webkit-text-decoration-color:transparent;text-decoration-color:transparent}button,input,select,textarea{font-family:inherit;font-size:1rem}.card{background:var(--bg-surface);border:var(--border-width) solid var(--border-color);border-radius:var(--radius-md);padding:1.5rem;box-shadow:var(--shadow-md);transition:transform .1s ease,box-shadow .1s ease}.card.interactive:hover,a.card:hover,button.card:hover{transform:var(--shadow-hover-translate);box-shadow:var(--shadow-hover-size)}.card.interactive:active,a.card:active,button.card:active{transform:var(--shadow-active-translate);box-shadow:var(--shadow-active)}a.card{text-decoration:none;cursor:pointer}a.card,a.card:hover{color:var(--text-primary)}a.card:hover{background-color:var(--bg-subtle)}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border-radius:var(--radius-sm);border:var(--border-width) solid var(--border-color);font-weight:700;text-transform:uppercase;letter-spacing:.05em;cursor:pointer;box-shadow:var(--shadow-md);transition:transform .08s ease,box-shadow .08s ease,background .1s ease;text-decoration:none;position:relative;z-index:0}.btn,.btn:hover{background:var(--accent-primary);color:#000}.btn:hover{transform:var(--shadow-hover-translate);box-shadow:var(--shadow-hover-size);z-index:1}.btn:active{transform:var(--shadow-active-translate);box-shadow:var(--shadow-active)}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none!important;box-shadow:var(--shadow-sm)!important;pointer-events:none}.btn.secondary{background:var(--bg-surface);color:var(--text-primary)}.btn.secondary:hover{background:var(--bg-hover);color:var(--text-primary)}.btn.danger{color:#fff}.btn.danger,.btn.danger:hover{background:var(--accent-red)}label{display:block;font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}input[type=email],input[type=password],input[type=text],textarea{width:100%;min-height:44px;padding:0 12px;border:var(--border-width) solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-canvas);color:var(--text-primary);box-shadow:none;transition:box-shadow .1s ease,background .1s ease;font-size:1rem}input:focus,textarea:focus{outline:none;box-shadow:var(--shadow-md);background:var(--bg-subtle)}.text-secondary{color:var(--text-secondary)}h1,h2,h3,h4,h5,h6{font-weight:900;line-height:1.1;margin-bottom:.5em;color:var(--text-primary);text-transform:uppercase;letter-spacing:-.02em}.reader{font-family:var(--font-reader);line-height:1.7;font-size:1.125rem}.reader h1{font-size:3rem;margin-top:2.5rem;margin-bottom:1.5rem}.reader h2{font-size:2.25rem;margin-top:2rem;margin-bottom:1rem;border-bottom:var(--border-width) solid var(--border-color);padding-bottom:.2em}.reader p{margin-bottom:1.25rem;color:var(--text-primary)}.container{max-width:1200px;margin:0 auto;padding:2rem 1rem}.topbar{padding:0 1rem;min-height:64px;background:var(--bg-canvas);border-bottom:var(--border-width) solid var(--border-color);position:-webkit-sticky;position:sticky;top:0;z-index:100}.list-item,.topbar{display:flex;align-items:center;justify-content:space-between}.list-item{padding:12px 16px;border-radius:var(--radius-sm);border:var(--border-width) solid var(--border-color);margin-bottom:12px;box-shadow:var(--shadow-sm);transition:transform .08s ease,box-shadow .08s ease,background .1s ease;background:var(--bg-surface);position:relative;z-index:0}.list-item:hover{transform:var(--shadow-hover-translate);box-shadow:0 0 0 var(--shadow-color);background:var(--bg-subtle);z-index:1}.list-item:active{transform:var(--shadow-active-translate);box-shadow:var(--shadow-active)}.badge{display:inline-block;font-size:.875rem;padding:4px 8px;background:var(--accent-tertiary);color:#000;text-transform:uppercase;box-shadow:2px 2px 0 #000}.badge,.error-text{font-weight:700;border:var(--border-width) solid var(--border-color)}.error-text{color:#fff;background:var(--accent-red);padding:8px 12px;box-shadow:var(--shadow-sm);font-size:1rem;margin-top:8px}.form-container{max-width:420px;margin:0 auto;width:100%}.desktop-nav{display:none}.mobile-menu-btn{display:block;color:var(--text-primary)}@media (min-width:768px){.desktop-nav{display:flex!important}.mobile-menu-btn{display:none!important}}.reader-layout{display:grid;grid-template-columns:1fr;grid-gap:2rem;gap:2rem}@media (min-width:768px){.reader-layout[data-has-toc=true]{grid-template-columns:1fr 260px;gap:4rem}}.reader *{max-width:100%}.reader pre{overflow-x:auto;border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm);padding:1.25rem;font-size:.9rem;line-height:1.6;margin-bottom:1.5rem;white-space:pre}.reader code,.reader pre{background:var(--bg-subtle)}.reader code{border:2px solid var(--border-color);padding:1px 6px;font-size:.875em;font-family:Courier New,Courier,monospace}.reader pre code{border:none;padding:0;background:transparent;font-size:inherit}.reader table{border-collapse:collapse;width:100%;display:block;overflow-x:auto;margin-bottom:1.5rem;border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm)}.reader td,.reader th{border:2px solid var(--border-color);padding:8px 12px;text-align:left;white-space:nowrap}.reader th{background:var(--bg-subtle);font-weight:900;text-transform:uppercase;letter-spacing:.03em}.reader img{max-width:100%;height:auto;border:var(--border-width) solid var(--border-color);display:block}.reader blockquote,.reader img{box-shadow:var(--shadow-sm);margin:1.5rem 0}.reader blockquote{border-left:6px solid var(--border-color);background:var(--bg-subtle);padding:1rem 1.25rem}.reader blockquote p{margin-bottom:0;font-style:italic}.reader ol,.reader ul{padding-left:1.75rem;margin-bottom:1.25rem}.reader li{margin-bottom:.4rem;line-height:1.7}.reader hr{border:none;border-top:var(--border-width) solid var(--border-color);margin:2.5rem 0}.reader a{color:var(--accent-blue);text-decoration:underline;text-decoration-thickness:2px;word-break:break-word}.reader a:hover{background-color:var(--accent-primary);color:#000}.reader h1,.reader h2,.reader h3,.reader h4,.reader h5,.reader h6{text-transform:none;letter-spacing:-.01em;word-break:break-word}.reader h3{font-size:1.75rem;margin-top:1.5rem;margin-bottom:.75rem}.reader h4{font-size:1.375rem;margin-top:1.25rem;margin-bottom:.5rem}@media (max-width:640px){.reader{font-size:1rem}.reader h1{font-size:2rem}.reader h2{font-size:1.625rem}.reader h3{font-size:1.375rem}.reader pre{font-size:.8rem}}.notes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:1.25rem;gap:1.25rem}.note-card{display:flex;flex-direction:column;justify-content:space-between;min-height:190px;position:relative;overflow:hidden;padding:1.25rem;background:var(--bg-surface);border:var(--border-width) solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md);text-decoration:none;color:var(--text-primary);transition:transform .1s ease,box-shadow .1s ease,background-color .1s ease}.note-card:before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:var(--accent-primary);border-bottom:2px solid var(--border-color)}.note-card.published:before{background:var(--accent-tertiary)}.note-card:hover{transform:var(--shadow-hover-translate);box-shadow:var(--shadow-hover-size);background:var(--bg-subtle);background-color:var(--bg-subtle)}a.note-card:hover{background-color:var(--bg-subtle);color:var(--text-primary);text-decoration:none}.note-card:active{transform:var(--shadow-active-translate);box-shadow:var(--shadow-active)}.note-card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;margin-top:.25rem;margin-bottom:.75rem}.note-card-icon{font-size:1.5rem;line-height:1;display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:var(--bg-subtle);border:2px solid var(--border-color);box-shadow:2px 2px 0 #000;flex-shrink:0}.note-card-title{font-weight:900;font-size:1.125rem;line-height:1.3;margin-bottom:.5rem;color:var(--text-primary);-webkit-line-clamp:2}.note-card-snippet,.note-card-title{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.note-card-snippet{font-size:.875rem;color:var(--text-secondary);line-height:1.4;margin-bottom:1rem;-webkit-line-clamp:3}.note-card-footer{display:flex;align-items:center;justify-content:space-between;font-size:.75rem;font-weight:700;color:var(--text-secondary);border-top:2px solid var(--border-color);padding-top:.6rem;margin-top:auto}.view-mode-toggle{display:inline-flex;border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm);background:var(--bg-surface)}.view-mode-btn{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .75rem;font-weight:700;font-size:.875rem;background:transparent;border:none;cursor:pointer;color:var(--text-secondary);transition:all .1s ease}.view-mode-btn.active{background:var(--accent-primary);color:#000}.view-mode-btn:not(:last-child){border-right:var(--border-width) solid var(--border-color)}.batches-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-gap:1.25rem;gap:1.25rem}.batch-card{display:flex;flex-direction:column;justify-content:space-between;min-height:180px;position:relative;overflow:hidden;padding:1.25rem;background:var(--bg-surface);border:var(--border-width) solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md);text-decoration:none;color:var(--text-primary);transition:transform .1s ease,box-shadow .1s ease,background-color .1s ease}.batch-card:before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:var(--accent-primary);border-bottom:2px solid var(--border-color)}.batch-card:hover{transform:var(--shadow-hover-translate);box-shadow:var(--shadow-hover-size);background:var(--bg-subtle)}.batch-card:active{transform:var(--shadow-active-translate);box-shadow:var(--shadow-active)}.batch-card-code{display:inline-block;font-family:monospace;font-weight:900;font-size:1.125rem;letter-spacing:.08em;background:var(--accent-primary);color:#000;padding:3px 10px;box-shadow:2px 2px 0 #000}.batch-card-code,.hero-trust-badge{border:var(--border-width) solid var(--border-color)}.hero-trust-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem 1rem;background:var(--bg-subtle);box-shadow:var(--shadow-sm);font-weight:700;font-size:.875rem;border-radius:var(--radius-sm);margin-bottom:1.5rem}.stat-box{background:var(--bg-surface);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-md);padding:1.75rem 1.25rem;text-align:center;position:relative}.stat-box-number{font-size:clamp(2rem,5vw,3rem);font-weight:900;line-height:1;color:var(--text-primary);margin-bottom:.35rem}.stat-box-label{font-size:.875rem;font-weight:700;text-transform:uppercase;color:var(--text-secondary)}.testimonial-card{background:var(--bg-surface);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-md);padding:1.75rem;display:flex;flex-direction:column;justify-content:space-between}.testimonial-quote{font-size:1rem;line-height:1.6;font-style:italic;margin-bottom:1.25rem}.testimonial-author{display:flex;align-items:center;gap:.75rem}.testimonial-avatar{width:42px;height:42px;border-radius:0;background:var(--accent-primary);color:#000;font-weight:900;display:flex;align-items:center;justify-content:center;border:2px solid var(--border-color);box-shadow:2px 2px 0 #000}.comparison-table{width:100%;border-collapse:collapse;border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-md);background:var(--bg-surface)}.comparison-table td,.comparison-table th{padding:1rem 1.25rem;border:2px solid var(--border-color);text-align:left;font-size:.95rem}.comparison-table th{background:var(--bg-subtle);font-weight:900;text-transform:uppercase}.faq-details{background:var(--bg-surface);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-sm);margin-bottom:1rem;padding:1.25rem;transition:all .1s ease}.faq-details summary{font-weight:900;font-size:1.1rem;cursor:pointer;outline:none;list-style:none;display:flex;align-items:center;justify-content:space-between}.faq-details summary::-webkit-details-marker{display:none}.faq-details p{margin-top:.85rem;color:var(--text-secondary);line-height:1.6;font-size:.95rem}.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));grid-gap:1.5rem;gap:1.5rem;align-items:stretch}.pricing-card{background:var(--bg-surface);border:var(--border-width) solid var(--border-color);box-shadow:var(--shadow-md);padding:2rem 1.5rem;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.pricing-card.featured{background:var(--bg-surface);border:4px solid var(--border-color);box-shadow:6px 6px 0 var(--shadow-color)}.pricing-card.featured:before{content:"";top:0;left:0;right:0;height:8px}.pricing-badge,.pricing-card.featured:before{position:absolute;background:var(--accent-primary)}.pricing-badge{top:16px;right:16px;color:#000;font-weight:900;font-size:.75rem;padding:3px 8px;text-transform:uppercase;border:2px solid var(--border-color);box-shadow:2px 2px 0 #000}.pricing-price{font-size:2.75rem;font-weight:900;margin:1rem 0 .5rem;line-height:1}.pricing-price span{font-size:1rem;font-weight:700;color:var(--text-secondary)}.pricing-features{list-style:none;padding:0;margin:1.5rem 0 2rem;display:flex;flex-direction:column;gap:.75rem;font-size:.95rem}.pricing-features li{display:flex;align-items:center;gap:.5rem;font-weight:600}.pricing-features li span{color:var(--accent-blue);font-weight:900}