@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Inter+Tight:wght@600;700;800&display=swap";.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:100;background:#fffffffa;border-bottom:1px solid var(--color-border-light);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;height:64px;gap:var(--space-6)}.logo[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-3);text-decoration:none;flex-shrink:0;color:var(--color-primary)}.logo[data-astro-cid-3ef6ksr2]:hover{text-decoration:none}.logo-icon[data-astro-cid-3ef6ksr2]{flex-shrink:0}.logo-text[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;gap:1px}.logo-name[data-astro-cid-3ef6ksr2]{font-family:var(--font-heading);font-size:1.0625rem;font-weight:700;color:var(--color-navy);line-height:1.2;white-space:nowrap}.logo-tagline[data-astro-cid-3ef6ksr2]{font-size:.6875rem;color:var(--color-text-light);white-space:nowrap}.main-nav[data-astro-cid-3ef6ksr2]{flex:1;display:flex;justify-content:center}.nav-list[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:2px;list-style:none}.nav-link[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:500;color:var(--color-text-muted);text-decoration:none;transition:color var(--transition-fast),background var(--transition-fast);white-space:nowrap}.nav-link[data-astro-cid-3ef6ksr2]:hover{color:var(--color-primary);background:var(--color-primary-light);text-decoration:none}.nav-link--active[data-astro-cid-3ef6ksr2]{color:var(--color-primary);font-weight:600}.header-actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.btn-icon[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-md);color:var(--color-text-muted);transition:all var(--transition-fast);text-decoration:none}.btn-icon[data-astro-cid-3ef6ksr2]:hover{background:var(--color-bg-muted);color:var(--color-primary);text-decoration:none}.header-cta[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;padding:6px 16px;border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:600;color:#fff;background:var(--color-primary);text-decoration:none;transition:all var(--transition-fast);white-space:nowrap}.header-cta[data-astro-cid-3ef6ksr2]:hover{background:var(--color-primary-dark);color:#fff;text-decoration:none}.menu-toggle[data-astro-cid-3ef6ksr2]{display:none;align-items:center;justify-content:center;background:none;border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;padding:var(--space-2);color:var(--color-navy);transition:all var(--transition-fast);width:38px;height:38px}.menu-toggle[data-astro-cid-3ef6ksr2]:hover{background:var(--color-bg-muted);border-color:var(--color-primary);color:var(--color-primary)}.hidden[data-astro-cid-3ef6ksr2]{display:none!important}.site-menu[data-astro-cid-3ef6ksr2]{border-top:1px solid var(--color-border-light);padding:var(--space-4) 0}.site-menu-list[data-astro-cid-3ef6ksr2]{list-style:none;display:flex;flex-direction:column;gap:var(--space-1)}.site-menu-link[data-astro-cid-3ef6ksr2]{display:block;padding:var(--space-3) var(--space-4);color:var(--color-text-muted);text-decoration:none;border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:500;transition:all var(--transition-fast)}.site-menu-link[data-astro-cid-3ef6ksr2]:hover{background:var(--color-primary-light);color:var(--color-primary);text-decoration:none}@media (max-width: 860px){.main-nav[data-astro-cid-3ef6ksr2],.header-cta[data-astro-cid-3ef6ksr2]{display:none}.menu-toggle[data-astro-cid-3ef6ksr2]{display:flex}}@media (max-width: 480px){.logo-tagline[data-astro-cid-3ef6ksr2]{display:none}.header-inner[data-astro-cid-3ef6ksr2]{height:56px}}.site-footer[data-astro-cid-sz7xmlte]{background:var(--color-navy);color:#c5c5c5;padding:var(--space-12) 0 var(--space-8);margin-top:var(--space-16)}.footer-grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:2fr 1fr 1fr;gap:var(--space-12);margin-bottom:var(--space-12)}.footer-logo[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:var(--space-3);color:#fff;text-decoration:none;margin-bottom:var(--space-4)}.footer-logo[data-astro-cid-sz7xmlte]:hover{text-decoration:none;opacity:.9}.footer-logo-text[data-astro-cid-sz7xmlte]{font-family:var(--font-heading);font-weight:700;font-size:1rem;color:#fff}.footer-description[data-astro-cid-sz7xmlte]{font-size:var(--text-sm);line-height:var(--leading-relaxed);color:#a0a0a0;margin-bottom:var(--space-5)}.footer-social[data-astro-cid-sz7xmlte]{display:flex;gap:var(--space-3)}.footer-social[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--radius-md);background:#ffffff12;color:#a0a0a0;transition:all var(--transition-fast);text-decoration:none}.footer-social[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{background:var(--color-primary);color:#fff;text-decoration:none}.footer-heading[data-astro-cid-sz7xmlte]{font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.09em;color:#fff;margin-bottom:var(--space-4)}.footer-links[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte]{list-style:none;display:flex;flex-direction:column;gap:var(--space-2)}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{font-size:var(--text-sm);color:#a0a0a0;text-decoration:none;transition:color var(--transition-fast)}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:#fff;text-decoration:none}.footer-bottom[data-astro-cid-sz7xmlte]{border-top:1px solid rgba(255,255,255,.08);padding-top:var(--space-6);display:flex;flex-direction:column;gap:var(--space-2)}.footer-legal[data-astro-cid-sz7xmlte]{font-size:var(--text-sm);color:gray}.footer-legal[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:#a0a0a0;text-decoration:none}.footer-legal[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:#fff;text-decoration:none}.footer-disclaimer[data-astro-cid-sz7xmlte]{font-size:var(--text-xs);color:#666}.footer-disclaimer[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:gray;text-decoration:underline}@media (max-width: 1024px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr 1fr;gap:var(--space-8)}.footer-brand[data-astro-cid-sz7xmlte]{grid-column:1 / -1}}@media (max-width: 640px){.footer-grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr;gap:var(--space-6)}.site-footer[data-astro-cid-sz7xmlte]{padding:var(--space-12) 0 var(--space-6)}}:root{--color-primary: #c42032;--color-primary-dark: #a01a29;--color-primary-light: #fce8ea;--color-accent: #d94452;--color-navy: #2a2a2a;--color-navy-light: #3d3d3d;--color-bg: #ffffff;--color-bg-soft: #f9f8f8;--color-bg-muted: #f5f3f3;--color-text: #1f1f1f;--color-text-muted: #5a5a5a;--color-text-light: #8b8a8a;--color-border: #d2d2d2;--color-border-light: #e8e6e6;--color-success: #2d7a4f;--color-warning: #b45309;--color-info: #c42032;--color-dna-1: #c42032;--color-dna-2: #d2d2d2;--color-dna-3: #8b8a8a;--font-body: "Inter", system-ui, -apple-system, sans-serif;--font-heading: "Inter Tight", "Inter", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Consolas", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--text-5xl: 3rem;--leading-tight: 1.25;--leading-snug: 1.375;--leading-normal: 1.6;--leading-relaxed: 1.75;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--max-width: 1200px;--content-width: 740px;--sidebar-width: 320px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-sm: 0 1px 3px rgba(42, 42, 42, .05);--shadow-md: 0 2px 8px rgba(42, 42, 42, .07);--shadow-lg: 0 4px 16px rgba(42, 42, 42, .1);--shadow-xl: 0 8px 32px rgba(42, 42, 42, .14);--transition-fast: .15s ease;--transition-base: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-body);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img,video{max-width:100%;height:auto;display:block}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-dark);text-decoration:underline}p{margin-bottom:var(--space-4)}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-6)}.container--narrow{max-width:var(--content-width);margin:0 auto;padding:0 var(--space-6)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:var(--leading-tight);color:var(--color-navy);margin-bottom:var(--space-4)}h1{font-size:var(--text-4xl)}h2{font-size:var(--text-3xl)}h3{font-size:var(--text-2xl)}h4{font-size:var(--text-xl)}h5{font-size:var(--text-lg)}h6{font-size:var(--text-base)}@media (max-width: 768px){h1{font-size:var(--text-3xl)}h2{font-size:var(--text-2xl)}h3{font-size:var(--text-xl)}}.prose{max-width:var(--content-width);color:var(--color-text);font-size:1.0625rem;line-height:var(--leading-relaxed)}.prose h2{font-size:var(--text-2xl);margin-top:var(--space-12);margin-bottom:var(--space-4);padding-top:var(--space-4);border-top:2px solid var(--color-border-light)}.prose h3{font-size:var(--text-xl);margin-top:var(--space-8);margin-bottom:var(--space-3)}.prose h4{font-size:var(--text-lg);margin-top:var(--space-6);margin-bottom:var(--space-2)}.prose p{margin-bottom:var(--space-5)}.prose ul,.prose ol{margin-bottom:var(--space-5);padding-left:var(--space-6)}.prose li{margin-bottom:var(--space-2)}.prose blockquote{border-left:4px solid var(--color-primary);padding:var(--space-4) var(--space-6);background:var(--color-primary-light);margin:var(--space-6) 0;border-radius:0 var(--radius-md) var(--radius-md) 0;font-style:italic}.prose blockquote p:last-child{margin-bottom:0}.prose code{font-family:var(--font-mono);font-size:.875em;background:var(--color-bg-muted);border:1px solid var(--color-border);padding:.125em .375em;border-radius:var(--radius-sm);color:var(--color-navy)}.prose pre{background:var(--color-navy);border-radius:var(--radius-lg);padding:var(--space-6);overflow-x:auto;margin:var(--space-6) 0;border:1px solid var(--color-navy-light)}.prose pre code{background:none;border:none;padding:0;color:#e2e8f0;font-size:.9rem}.prose table{width:100%;border-collapse:collapse;margin:var(--space-8) 0;font-size:var(--text-sm);overflow-x:auto;display:block}.prose thead{background:var(--color-navy);color:#fff}.prose th{padding:var(--space-3) var(--space-4);text-align:left;font-weight:600}.prose td{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border)}.prose tr:hover{background:var(--color-bg-muted)}.prose img{border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin:var(--space-8) 0}.prose a{color:var(--color-primary);text-decoration:underline;text-decoration-color:#c420324d;text-underline-offset:3px;font-weight:500;transition:all var(--transition-fast)}.prose a:hover{color:var(--color-primary-dark);text-decoration-color:var(--color-primary-dark)}.prose strong{font-weight:600;color:var(--color-navy)}.btn{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);border-radius:var(--radius-md);font-family:var(--font-body);font-size:var(--text-sm);font-weight:600;cursor:pointer;border:2px solid transparent;transition:all var(--transition-fast);text-decoration:none;line-height:1.4}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark);color:#fff;text-decoration:none}.btn-outline{background:transparent;color:var(--color-primary);border-color:var(--color-primary)}.btn-outline:hover{background:var(--color-primary);color:#fff;text-decoration:none}.btn-ghost{background:transparent;color:var(--color-text);border-color:transparent}.btn-ghost:hover{background:var(--color-bg-muted);text-decoration:none}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;transition:box-shadow var(--transition-base),transform var(--transition-base)}.card:hover{box-shadow:var(--shadow-md)}.badge{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.05em}.badge-tools{background:#fce8ea;color:#8b1a25}.badge-courses{background:#e8f5e9;color:#1b5e20}.badge-tutorials{background:#e3f2fd;color:#0d47a1}.badge-career{background:#f3e5f5;color:#6a1b9a}.badge-news{background:#fff3e0;color:#e65100}.dna-accent{display:inline-block;width:24px;height:24px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c42032' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M2 2c2 4 6 6 10 6s8 2 10 6'/%3E%3Cpath d='M2 22c2-4 6-6 10-6s8-2 10-6'/%3E%3Cline x1='7' y1='6' x2='7' y2='10'/%3E%3Cline x1='17' y1='14' x2='17' y2='18'/%3E%3Cline x1='12' y1='4' x2='12' y2='8'/%3E%3Cline x1='12' y1='16' x2='12' y2='20'/%3E%3C/svg%3E") center/contain no-repeat}.skip-link{position:absolute;top:-999px;left:0;background:var(--color-primary);color:#fff;padding:var(--space-3) var(--space-6);z-index:9999;font-weight:600}.skip-link:focus{top:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.text-muted{color:var(--color-text-muted)}.text-light{color:var(--color-text-light)}.text-primary{color:var(--color-primary)}.text-navy{color:var(--color-navy)}.text-center{text-align:center}.text-sm{font-size:var(--text-sm)}.mt-0{margin-top:0}.mb-0{margin-bottom:0}:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}::selection{background:var(--color-primary-light);color:var(--color-navy)}