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.wrap{padding:0;max-width:none}.home-body-card{background:var(--color-surface);padding:2.2rem;border-radius:var(--radius-lg);border:1px solid rgba(32,36,49,0.06);box-shadow:var(--shadow-soft)}.site-footer{background:#0f172a;color:#e2e8f0;padding:4rem 0 2rem;margin-top:4rem}.site-footer .wrap{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit, minmax(220px, 1fr))}.site-footer p{color:rgba(226,232,240,0.85)}.footer-meta ul{list-style:none;margin:0;padding:0;display:grid;gap:0.4rem}.footer-label{text-transform:uppercase;font-size:0.75rem;letter-spacing:0.28em;color:rgba(148,163,184,0.9)}.footer-credit{text-align:center;font-size:0.8rem;margin-top:2rem;color:rgba(148,163,184,0.8)}.post-breadcrumb a{font-size:0.9rem;color:var(--color-accent)}.post-header{padding:4rem 0 2rem;display:grid;gap:1rem}.post-hero{margin:0;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-soft)}.post-hero img{width:100%;height:auto;display:block}.post-meta{font-size:0.9rem;color:var(--color-text-muted)}.post-dek{font-size:1.1rem;color:var(--color-text-muted);max-width:40rem}.post-content{background:var(--color-surface);border-radius:var(--radius-lg);padding:2.4rem;border:1px solid rgba(32,36,49,0.06);box-shadow:var(--shadow-soft)}.post-content h2{margin-top:2rem;font-size:1.4rem}.post-content blockquote{border-left:4px solid var(--color-accent);padding-left:1.4rem;color:var(--color-text);background:var(--color-accent-soft);border-radius:0 12px 12px 0}.post-footer{margin-top:2.5rem;border-top:1px solid rgba(32,36,49,0.08);padding-top:1.5rem}.post-tags{display:flex;gap:0.6rem;list-style:none;padding:0;margin:0;flex-wrap:wrap}.post-tags a{display:inline-block;padding:0.4rem 0.9rem;border-radius:999px;background:var(--color-accent-soft);color:var(--color-accent);font-size:0.78rem;letter-spacing:0.04em}.page{padding:4rem 0 2rem}.page-header{max-width:36rem;margin-bottom:2rem}.page-content{background:var(--color-surface);padding:2.4rem;border-radius:var(--radius-lg);border:1px solid rgba(32,36,49,0.06);box-shadow:var(--shadow-soft)}.page-content ul{padding-left:1.4rem}@media (max-width: 860px){.site-header .wrap{flex-direction:column;gap:0.8rem;padding:0.8rem 0}.site-nav ul{gap:1rem;flex-wrap:wrap}.dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;background:transparent;margin-top:0;padding:0.5rem 0 0 1rem}.nav-item.has-dropdown>a::after{display:none}.dropdown-menu a{padding:0.3rem 0;font-size:0.85rem}.content-filters{padding:1rem}.filter-buttons{gap:0.4rem}.filter-btn{padding:0.4rem 0.8rem;font-size:0.8rem}.hero .wrap{grid-template-columns:1fr}.hero{padding-top:calc(var(--space-section) * 1.5)}}.category-hero{background:linear-gradient(135deg, var(--color-accent-soft) 0%, rgba(99,102,241,0.05) 100%);padding:4rem 0;text-align:center;position:relative;overflow:hidden}.category-hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(79,70,229,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');opacity:0.3;pointer-events:none}.category-hero h1{font-size:2.5rem;margin-bottom:1rem;color:var(--color-text);position:relative;z-index:1;font-weight:700;letter-spacing:-0.02em}.category-description{font-size:1.2rem;color:var(--color-text-muted);max-width:600px;margin:0 auto 2rem;line-height:1.6;position:relative;z-index:1}.category-stats{display:flex;justify-content:center;gap:2rem;margin-top:2rem;position:relative;z-index:1}.stat{text-align:center;background:var(--color-surface);padding:1.5rem 2rem;border-radius:var(--radius-lg);border:1px solid rgba(79,70,229,0.1);box-shadow:0 4px 12px rgba(79,70,229,0.08);transition:all 0.3s ease}.stat:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(79,70,229,0.12)}.stat-number{display:block;font-size:2.5rem;font-weight:700;color:var(--color-accent);margin-bottom:0.5rem;line-height:1}.stat-label{font-size:0.9rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:0.1em;font-weight:600}.category-content{padding:3rem 0}.content-grid{display:grid;grid-template-columns:1fr 300px;gap:3rem;align-items:start}.post-list{display:flex;flex-direction:column;gap:2rem}.post-item{padding:2rem;background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid rgba(32,36,49,0.08);box-shadow:0 4px 12px rgba(32,36,49,0.05);transition:all 0.3s ease;position:relative;overflow:hidden}.post-item::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg, var(--color-accent), rgba(79,70,229,0.3));opacity:0;transition:opacity 0.3s ease}.post-item:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(32,36,49,0.1);border-color:rgba(79,70,229,0.2)}.post-item:hover::before{opacity:1}.post-item h3{margin:0 0 1rem 0;font-size:1.3rem}.post-item h3 a{color:var(--color-text);text-decoration:none}.post-item h3 a:hover{color:var(--color-accent)}.post-item .post-meta{display:flex;gap:1rem;flex-wrap:wrap;align-items:center;margin-bottom:1rem;font-size:0.85rem;color:var(--color-text-muted)}.post-item .post-excerpt{color:var(--color-text-muted);line-height:1.6;margin-bottom:1rem}.post-tags{display:flex;gap:0.5rem;flex-wrap:wrap}.tag{background:rgba(32,36,49,0.05);color:var(--color-text-muted);padding:0.3rem 0.8rem;border-radius:999px;font-size:0.8rem;text-transform:lowercase}.sidebar{position:sticky;top:2rem}.sidebar-section{background:var(--color-surface);padding:1.5rem;border-radius:var(--radius-lg);border:1px solid rgba(32,36,49,0.08);margin-bottom:1.5rem;box-shadow:0 2px 8px rgba(32,36,49,0.04);transition:all 0.2s ease}.sidebar-section:hover{box-shadow:0 4px 16px rgba(32,36,49,0.08);border-color:rgba(79,70,229,0.1)}.sidebar-section h3{margin:0 0 1rem 0;font-size:1.1rem;color:var(--color-text)}.topic-list{list-style:none;padding:0;margin:0}.topic-list li{margin-bottom:0.5rem}.topic-list a{color:var(--color-text-muted);text-decoration:none;font-size:0.9rem;transition:color 0.2s ease}.topic-list a:hover{color:var(--color-accent)}.difficulty-breakdown{display:flex;flex-direction:column;gap:0.8rem}.difficulty-item{display:flex;justify-content:space-between;align-items:center}.difficulty-badge{padding:0.3rem 0.8rem;border-radius:999px;font-size:0.75rem;font-weight:600;text-transform:uppercase;letter-spacing:0.08em;border:1px solid}.difficulty-badge.difficulty-beginner{background:#f0fdf4;color:#166534;border-color:#bbf7d0}.difficulty-badge.difficulty-intermediate{background:#fef3c7;color:#92400e;border-color:#fde68a}.difficulty-badge.difficulty-advanced{background:#fef2f2;color:#991b1b;border-color:#fecaca}.count{font-size:0.85rem;color:var(--color-text-muted)}@media (max-width: 768px){.content-grid{grid-template-columns:1fr;gap:2rem}.category-stats{flex-direction:column;gap:1rem}.category-hero h1{font-size:2rem}.category-description{font-size:1.1rem}}.content-series{margin-bottom:3rem;padding:2rem;background:var(--color-accent-soft);border-radius:var(--radius-lg);border:1px solid rgba(99,102,241,0.2)}.content-series h3{margin:0 0 1.5rem 0;color:var(--color-accent);font-size:1.2rem}.series-posts{display:flex;flex-direction:column;gap:0.8rem}.series-post{background:var(--color-surface);border-radius:var(--radius-md);border:1px solid rgba(32,36,49,0.08);transition:all 0.2s ease}.series-post:hover{border-color:var(--color-accent);box-shadow:0 2px 8px rgba(99,102,241,0.1)}.series-post.current{border-color:var(--color-accent);background:rgba(99,102,241,0.05)}.series-post a{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;text-decoration:none;color:var(--color-text)}.series-number{background:var(--color-accent);color:#fff;width:2rem;height:2rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:0.9rem;flex-shrink:0}.series-post.current .series-number{background:var(--color-accent-dark)}.series-title{flex:1;font-weight:500}.current-indicator{background:var(--color-accent);color:#fff;padding:0.2rem 0.6rem;border-radius:999px;font-size:0.75rem;font-weight:600;text-transform:uppercase;letter-spacing:0.08em}.related-content{margin-bottom:3rem}.related-content h3{margin:0 0 1.5rem 0;font-size:1.3rem;color:var(--color-text)}.related-posts{display:grid;grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));gap:1.5rem}.related-post{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid rgba(32,36,49,0.08);box-shadow:0 1px 0 rgba(32,36,49,0.05);overflow:hidden;transition:all 0.2s ease}.related-post:hover{border-color:var(--color-accent);box-shadow:0 4px 12px rgba(99,102,241,0.1);transform:translateY(-2px)}.related-thumb{aspect-ratio:16/9;overflow:hidden}.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.2s ease}.related-post:hover .related-thumb img{transform:scale(1.05)}.related-post .related-content{padding:1.5rem}.related-meta{display:flex;gap:0.8rem;flex-wrap:wrap;align-items:center;margin-bottom:0.8rem;font-size:0.8rem;color:var(--color-text-muted)}.related-difficulty{padding:0.2rem 0.5rem;border-radius:999px;font-size:0.7rem;font-weight:600;text-transform:uppercase;letter-spacing:0.08em;border:1px solid}.related-difficulty.difficulty-beginner{background:#f0fdf4;color:#166534;border-color:#bbf7d0}.related-difficulty.difficulty-intermediate{background:#fef3c7;color:#92400e;border-color:#fde68a}.related-difficulty.difficulty-advanced{background:#fef2f2;color:#991b1b;border-color:#fecaca}.related-content-type{background:#f0f9ff;color:#0369a1;padding:0.2rem 0.5rem;border-radius:999px;font-size:0.7rem;font-weight:600;text-transform:uppercase;letter-spacing:0.08em;border:1px solid #bae6fd}.related-post h4{margin:0 0 0.8rem 0;font-size:1.1rem;line-height:1.4}.related-post h4 a{color:var(--color-text);text-decoration:none}.related-post h4 a:hover{color:var(--color-accent)}.related-excerpt{color:var(--color-text-muted);font-size:0.9rem;line-height:1.5;margin:0}.post-tags-section{margin-top:2rem;padding-top:2rem;border-top:1px solid rgba(32,36,49,0.08)}@media (max-width: 768px){.related-posts{grid-template-columns:1fr}.series-post a{padding:0.8rem 1rem}.content-series{padding:1.5rem}}@media (max-width: 600px){.post-content,.page-content{padding:1.6rem}.site-footer .wrap{grid-template-columns:1fr}}