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1.5rem;display:flex}.feature-card:hover{box-shadow:var(--shadow-md);border-color:#38bdf866;transform:translateY(-2px)}.feature-icon-wrapper{border-radius:var(--radius-lg);border:1px solid var(--c-border);background:#ffffff0a;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.feature-icon{font-size:1.5rem}.feature-title{color:var(--c-text);margin:0;font-size:1.1rem;font-weight:700}.feature-desc{color:var(--c-text-muted);margin:0;font-size:.88rem;line-height:1.6}.comparison-cards{gap:var(--space-6);margin-top:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}@media (max-width:880px){.comparison-cards{grid-template-columns:1fr}}.comp-card{background:var(--c-bg-card);border-radius:var(--radius-xl);height:100%;box-shadow:var(--shadow-sm);flex-direction:column;gap:1.5rem;padding:2.25rem 2rem;display:flex}.comp-card.js-card{border:1px solid #f8514959}.comp-card.wasm-card{border:1px solid #3fb95073}.comp-card-header{flex-direction:column;gap:10px;display:flex}.comp-card-header h3{color:var(--c-text);margin:0;font-size:1.25rem;font-weight:800}.comp-badge{border-radius:var(--radius-sm);text-transform:uppercase;letter-spacing:.04em;align-self:flex-start;padding:4px 12px;font-size:.74rem;font-weight:700}.comp-badge.js-badge{color:#f85149;background:#f8514926;border:1px solid #f8514966}.comp-badge.wasm-badge{color:#3fb950;background:#3fb95026;border:1px solid #3fb95066}.comp-list{color:var(--c-text-secondary);flex-direction:column;gap:1.15rem;margin:0;padding:0;font-size:.9rem;list-style:none;display:flex}.bullet-item{align-items:flex-start;gap:14px;line-height:1.6;display:flex}.bullet-icon{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;margin-top:2px;font-size:.75rem;font-weight:900;display:inline-flex}.bullet-item.negative .bullet-icon{color:#f85149;background:#f8514933;border:1px solid #f8514966}.bullet-item.positive .bullet-icon{color:#3fb950;background:#3fb95033;border:1px solid #3fb95066}.comp-list strong{color:var(--c-text)}.table-wrapper{border:1px solid var(--c-border);border-radius:var(--radius-xl);background:var(--c-bg-card);margin-top:var(--space-3);box-shadow:var(--shadow-sm);overflow-x:auto}.comparison-table{border-collapse:collapse;text-align:left;width:100%;font-size:.9rem}.comparison-table th{color:var(--c-text-muted);border-bottom:1px solid var(--c-border);text-transform:uppercase;letter-spacing:.05em;background:#ffffff08;padding:1rem 1.5rem;font-size:.78rem;font-weight:700}.comparison-table td{border-bottom:1px solid var(--c-border);color:var(--c-text-secondary);vertical-align:middle;padding:1.25rem 1.5rem;line-height:1.55}.comparison-table tr:last-child td{border-bottom:none}.comparison-table tr.highlight-row{background:#f59e0b0d}.comparison-table tr.highlight-row td strong{color:var(--c-text)}.lang-cell{align-items:center;gap:12px;display:flex}.lang-icon{font-size:1.4rem}.lang-sub{color:var(--c-text-muted);font-size:.74rem;font-family:var(--font-mono);margin-top:2px;display:block}.text-highlight{color:#38bdf8}.tag-green{color:#3fb950;font-size:.76rem;font-weight:700;font-family:var(--font-mono);white-space:nowrap;background:#3fb95026;border:1px solid #3fb95066;border-radius:6px;padding:4px 10px}.tag-red{color:#f85149;font-size:.76rem;font-weight:700;font-family:var(--font-mono);white-space:nowrap;background:#f8514926;border:1px solid #f8514966;border-radius:6px;padding:4px 10px}.tag-amber{color:#f59e0b;font-size:.76rem;font-weight:700;font-family:var(--font-mono);white-space:nowrap;background:#f59e0b26;border:1px solid #f59e0b66;border-radius:6px;padding:4px 10px}.deep-dive-grid{gap:var(--space-5);margin-top:var(--space-3);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}@media (max-width:900px){.deep-dive-grid{grid-template-columns:1fr}}.deep-dive-card{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius-xl);height:100%;box-shadow:var(--shadow-sm);flex-direction:column;gap:.85rem;padding:1.75rem 1.5rem;display:flex;position:relative;overflow:hidden}.card-accent-bar{height:4px;position:absolute;top:0;left:0;right:0}.card-accent-bar.rust-bar{background:#f59e0b}.card-accent-bar.size-bar{background:#38bdf8}.card-accent-bar.math-bar{background:#c084fc}.deep-dive-card h3{color:var(--c-text);margin:0;font-size:1.1rem;font-weight:700}.deep-dive-card p{color:var(--c-text-muted);margin:0;font-size:.88rem;line-height:1.65}.engine-grid{gap:var(--space-5);margin-top:var(--space-3);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}@media (max-width:1080px){.engine-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:640px){.engine-grid{grid-template-columns:1fr}}.engine-card{background:var(--c-bg-card);border:1px solid var(--c-border);border-radius:var(--radius-xl);height:100%;box-shadow:var(--shadow-sm);transition:border-color var(--trans-fast);flex-direction:column;gap:.85rem;padding:1.75rem 1.5rem;display:flex}.engine-card:hover{border-color:var(--c-border-hover)}.engine-header{align-items:center;gap:10px;display:flex}.engine-icon{font-size:1.3rem}.engine-card h4{color:var(--c-text);margin:0;font-size:1.02rem;font-weight:700}.engine-card p{color:var(--c-text-secondary);margin:0;font-size:.86rem;line-height:1.6}.about-author-section{margin-top:var(--space-4);padding:0}.author-card{background:var(--c-bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);border:1px solid #38bdf859;align-items:center;gap:2.5rem;padding:2.5rem 3rem;display:flex;position:relative}@media (max-width:768px){.author-card{text-align:center;flex-direction:column;gap:1.5rem;padding:2rem 1.5rem}}.author-avatar-wrapper{flex-shrink:0;position:relative}.author-avatar{background:radial-gradient(circle,#38bdf833 0%,#0f172a99 100%);border:2px solid #38bdf866;border-radius:50%;justify-content:center;align-items:center;width:96px;height:96px;font-size:3.4rem;display:flex;box-shadow:0 0 20px #38bdf833}.author-avatar-photo{object-fit:cover;object-position:center top;background:0 0;font-size:0}.author-verified-badge{color:#0d1117;border:2px solid var(--c-bg-card);background:#38bdf8;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;font-size:.78rem;font-weight:900;display:flex;position:absolute;bottom:2px;right:2px}.author-info{gap:var(--space-3);flex-direction:column;flex:1;display:flex}.author-header-group{justify-content:space-between;align-items:center;gap:var(--space-4);flex-wrap:wrap;display:flex}@media (max-width:768px){.author-header-group{justify-content:center}}.author-role{text-transform:uppercase;color:#38bdf8;letter-spacing:.06em;font-size:.78rem;font-weight:800;display:block}.author-name{color:var(--c-text);letter-spacing:-.02em;margin:0;font-size:2rem;font-weight:900}.author-tag{color:#f59e0b;background:#f59e0b26;border:1px solid #f59e0b66;border-radius:9999px;padding:4px 12px;font-size:.74rem;font-weight:700}.author-bio{color:var(--c-text-secondary);margin:0;font-size:.95rem;line-height:1.7}.author-links{align-items:center;gap:var(--space-4);margin-top:var(--space-2);flex-wrap:wrap;display:flex}@media (max-width:768px){.author-links{justify-content:center}}.author-btn{border:1px solid var(--c-border);color:var(--c-text);border-radius:var(--radius-md);transition:all var(--trans-fast);background:#ffffff0d;align-items:center;gap:8px;padding:8px 18px;font-size:.84rem;font-weight:600;text-decoration:none;display:inline-flex}.author-btn:hover{color:var(--c-text);border-color:var(--c-border-hover);background:#ffffff1f;transform:translateY(-1px)}.author-btn.primary{color:#38bdf8;background:#38bdf826;border-color:#38bdf866}.author-btn.primary:hover{color:#0d1117;background:#38bdf8;border-color:#38bdf8}