@import "https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap";:root{--color-primary:#5b9fca;--color-primary-dark:#0a4d68;--color-secondary:#3a7ca5;--color-accent:#64d2ff;--color-dark:#1c1c1e;--color-darker:#121214;--color-light:#2c2c2e;--color-bg:#18181b;--color-bg-alt:#1f1f23;--color-gray:#a1a1aa;--color-gray-light:#71717a;--color-text:#fafafa;--color-text-light:#d4d4d8;--gradient-primary:linear-gradient(135deg, #0a4d68 0%, #5b9fca 50%, #64d2ff 100%);--gradient-subtle:linear-gradient(135deg, #5b9fca1a 0%, #64d2ff0d 100%);--gradient-light:linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);--gradient-glow:radial-gradient(ellipse at center, #64d2ff1f 0%, transparent 70%);--gradient-card:linear-gradient(145deg, #ffffff0d 0%, #ffffff05 100%);--nav-bg:#18181bd9;--nav-border:#ffffff0f;--font-display:"Space Grotesk", sans-serif;--font-body:"Inter", sans-serif;--space-xs:.375rem;--space-sm:.75rem;--space-md:1.25rem;--space-lg:1.5rem;--space-xl:2.25rem;--space-2xl:3.5rem;--radius-sm:.375rem;--radius-md:.75rem;--radius-lg:1rem;--radius-full:9999px;--transition-fast:.15s ease;--transition-base:.3s ease;--transition-slow:.5s ease}[data-theme=light]{--color-primary:#2d7bb8;--color-primary-dark:#1a5a8a;--color-secondary:#3a7ca5;--color-accent:#0e7490;--color-dark:#f5f5f5;--color-darker:#fff;--color-light:#e5e5e5;--color-bg:#fafafa;--color-bg-alt:#f0f0f0;--color-gray:#52525b;--color-gray-light:#71717a;--color-text:#18181b;--color-text-light:#3f3f46;--gradient-primary:linear-gradient(135deg, #1a5a8a 0%, #2d7bb8 50%, #0891b2 100%);--gradient-subtle:linear-gradient(135deg, #2d7bb814 0%, #0891b20a 100%);--gradient-light:linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);--gradient-glow:radial-gradient(ellipse at center, #2d7bb814 0%, transparent 70%);--gradient-card:linear-gradient(145deg, #ffffffe6 0%, #ffffffb3 100%);--nav-bg:#fafafad9;--nav-border:#00000014}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:15px}body{font-family:var(--font-body);background:var(--color-bg);color:var(--color-text);min-height:100vh;transition:background-color var(--transition-slow), color var(--transition-slow);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);letter-spacing:-.02em;color:var(--color-text);transition:color var(--transition-slow);font-weight:700;line-height:1.2}h1{font-size:clamp(2rem,6vw,3.5rem)}h2{font-size:clamp(1.5rem,4vw,2.25rem)}h3{font-size:clamp(1.25rem,2.5vw,1.5rem)}p{color:var(--color-text-light);transition:color var(--transition-slow);font-size:1rem}a{color:inherit;transition:color var(--transition-fast);text-decoration:none}.container{width:100%;max-width:1200px;padding:0 var(--space-md);margin:0 auto}.gradient-text{background:linear-gradient(135deg,#5b9fca 0%,#64d2ff 50%,#5b9fca 100%) 0 0/200%;-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;animation:3s ease-in-out infinite shimmer}@keyframes shimmer{0%,to{background-position:0%}50%{background-position:100%}}.glow{box-shadow:0 0 40px #64d2ff33}.glow-accent{box-shadow:0 0 60px #64d2ff4d,0 0 120px #64d2ff1a}.btn{align-items:center;gap:var(--space-xs);font-family:var(--font-display);border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-base);border:none;padding:.625rem 1.25rem;font-size:.9rem;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.btn:before{content:"";background:linear-gradient(90deg,#0000,#fff3,#0000);width:100%;height:100%;transition:left .5s;position:absolute;top:0;left:-100%}.btn:hover:before{left:100%}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 15px #64d2ff33}.btn-primary:hover{transform:translateY(-3px)scale(1.02);box-shadow:0 15px 35px #64d2ff59}.btn-outline{border:2px solid var(--color-primary);color:var(--color-primary);background:0 0}.btn-outline:hover{background:var(--color-primary);color:#fff;box-shadow:0 10px 25px #5b9fca4d}.card{background:var(--gradient-card);-webkit-backdrop-filter:blur(12px);border-radius:var(--radius-md);padding:var(--space-md);transition:all var(--transition-base), background var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow);border:1px solid #ffffff14;position:relative;overflow:hidden;box-shadow:0 4px 24px -1px #0003,inset 0 0 0 1px #ffffff0d}.card:before{content:"";background:linear-gradient(90deg,#0000,#ffffff1a,#0000);height:1px;position:absolute;top:0;left:0;right:0}.card:hover{border-color:#64d2ff4d;transform:translateY(-5px);box-shadow:0 20px 40px -10px #0000004d,0 0 30px -5px #64d2ff26,inset 0 0 0 1px #64d2ff1a}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-fadeInUp{animation:.8s forwards fadeInUp}.animate-float{animation:3s ease-in-out infinite float}.bg-grid{background-image:linear-gradient(#528aae08 1px,#0000 1px),linear-gradient(90deg,#528aae08 1px,#0000 1px);background-size:50px 50px}.bg-glow{min-height:100vh;transition:background-color var(--transition-slow);flex-direction:column;display:flex;position:relative}.bg-glow>main{flex:1 0 auto}.bg-glow:before{content:"";background:var(--gradient-glow);pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:50%;transform:translate(-50%)}section{padding:var(--space-md) 0}[data-theme=light] .card{background:#fffc;border:1px solid #00000014;box-shadow:0 4px 24px -1px #00000014,inset 0 0 0 1px #00000008}[data-theme=light] .card:before{background:linear-gradient(90deg,#0000,#00000008,#0000)}[data-theme=light] .card:hover{border-color:#2d7bb84d;box-shadow:0 20px 40px -10px #0000001f,0 0 30px -5px #2d7bb81a,inset 0 0 0 1px #2d7bb81a}[data-theme=light] .bg-grid{background-image:linear-gradient(#2d7bb80d 1px,#0000 1px),linear-gradient(90deg,#2d7bb80d 1px,#0000 1px)}[data-theme=light] .glow{box-shadow:0 0 40px #2d7bb826}[data-theme=light] .glow-accent{box-shadow:0 0 60px #2d7bb833,0 0 120px #2d7bb814}@media (width<=768px){:root{--space-lg:1.25rem;--space-xl:1.75rem;--space-2xl:2.5rem}html{font-size:14px}.container{padding:0 var(--space-sm)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}html{scroll-behavior:auto}}@media screen{html[data-book][data-theme=light]{--color-bg:#eeeae2;--color-bg-alt:#f7f4ed;--nav-bg:#f7f4edf0;--nav-border:#31454726}html[data-book][data-theme=light] body{background-color:var(--color-bg);background-image:radial-gradient(at 85% 12%,#5e91932e,#0000 45%),linear-gradient(150deg,#f3eee4 0%,#e8e9e3 55%,#eeeae2 100%);background-size:auto}html[data-book][data-theme=light] .bg-glow:before{background:0 0}}.book-edition[data-astro-cid-trh734cl]{color:var(--guide-muted,var(--color-gray));font-size:.75rem;line-height:1.5}