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#000000b3;color-scheme:dark}.text-ink{color:var(--ink)}.text-ink-soft{color:var(--ink-soft)}.text-ink-muted{color:var(--ink-muted)}.text-accent{color:var(--accent)}.bg-surface{background-color:var(--bg-elevated)}.bg-sunken{background-color:var(--bg-sunken)}.border-rule{border-color:var(--rule)}.border-soft{border-color:var(--border)}.border-strong{border-color:var(--border-strong)}@media(prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.prose{max-width:var(--container-prose);color:var(--ink-soft);font-size:var(--text-body);margin-inline:auto;line-height:1.75}.prose>*+*{margin-top:1.25em}.prose p{color:var(--ink-soft);margin-top:1.25em}.prose p:first-child{margin-top:0}.prose h2{border-bottom:1px solid var(--rule);letter-spacing:-.018em;margin-top:3rem;margin-bottom:1rem;padding-bottom:.75rem;font-size:1.875rem;position:relative}.prose h2:after{content:"";background:var(--accent);width:2.5rem;height:2px;position:absolute;bottom:-1px;left:0}.prose h3{letter-spacing:-.014em;margin-top:2.25rem;margin-bottom:.75rem;font-size:1.375rem}.prose h4{font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.08em;color:var(--ink-muted);margin-top:1.75rem;margin-bottom:.5rem;font-size:1rem;font-weight:600}.prose a{color:var(--accent);background-image:linear-gradient(var(--accent),var(--accent));background-position:0 100%;background-repeat:no-repeat;background-size:100% 1px;padding-bottom:1px;text-decoration:none;transition:color .15s}.prose a:hover{color:var(--accent-hover);background-image:linear-gradient(var(--accent-hover),var(--accent-hover))}.prose strong{color:var(--ink);font-weight:600}.prose em{font-family:var(--font-serif);color:var(--ink);font-style:italic;font-weight:400}.prose ul,.prose ol{color:var(--ink-soft);margin-top:1.25em;margin-bottom:1.25em;padding-left:1.5rem}.prose ul{padding-left:0;list-style:none}.prose ul>li{margin-top:.5em;padding-left:1.5rem;position:relative}.prose ul>li:before{content:"";background:var(--accent);width:.4rem;height:1px;position:absolute;top:.75em;left:0}.prose ol{list-style:decimal}.prose ol>li{margin-top:.5em;padding-left:.5rem}.prose ol>li::marker{color:var(--ink-muted);font-family:var(--font-mono);font-size:.875em}.prose blockquote{border-left:2px solid var(--accent);font-family:var(--font-serif);color:var(--ink);margin-block:2rem;padding:.25rem 0 .25rem 1.5rem;font-size:1.125rem;font-style:italic;line-height:1.55}.prose blockquote p{color:var(--ink)}.prose code{font-family:var(--font-mono);background:var(--bg-sunken);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--ink);padding:.1em .4em;font-size:.875em}.prose pre{background:var(--bg-sunken);border:1px solid var(--border);border-radius:var(--radius);margin-block:1.5em;padding:1.25rem 1.5rem;font-size:.875em;line-height:1.55;overflow-x:auto}.prose pre code{background:0 0;border:0;padding:0}.prose hr{border:0;border-top:1px solid var(--rule);margin-block:3rem}.prose table{border-collapse:collapse;width:100%;margin-block:2rem;font-size:.9375rem}.prose th,.prose td{text-align:left;border-bottom:1px solid var(--rule);vertical-align:top;padding:.75rem 1rem}.prose th{color:var(--ink-muted);font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.08em;border-bottom-color:var(--border-strong);font-size:.75rem;font-weight:600}.prose td{color:var(--ink-soft)}.prose td strong{color:var(--ink)}.prose img,.prose figure{margin-block:2rem}.prose figcaption{color:var(--ink-muted);margin-top:.5rem;font-size:.8125rem;font-style:italic}.prose .lead{font-family:var(--font-serif);color:var(--ink);margin-top:0;margin-bottom:2rem;font-size:1.25rem;line-height:1.55}.prose .callout{background:var(--bg-elevated);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:var(--radius);color:var(--ink-soft);margin-block:2rem;padding:1.25rem 1.5rem;font-size:.9375rem;line-height:1.6}.prose .callout strong{color:var(--ink)}.prose .callout p{margin-top:.5em}.prose .callout p:first-child{margin-top:0}.prose .faq-item{border-bottom:1px solid var(--rule);margin-block:1.5rem;padding-block:1.5rem}.prose .faq-item:last-child{border-bottom:0}.prose .faq-item>h3{margin-top:0;font-size:1.25rem}.quiz-option{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:left;font-family:var(--font-sans);color:var(--ink);cursor:pointer;box-shadow:var(--shadow-card);grid-template-columns:auto 1fr auto;align-items:center;gap:1.25rem;padding:1.5rem 1.75rem;font-size:1.0625rem;line-height:1.5;transition:transform .18s,border-color .18s,background .2s,box-shadow .22s;display:grid;position:relative;overflow:hidden}.quiz-option:hover:not(:disabled){border-color:var(--ink);box-shadow:var(--shadow-lift);transform:translateY(-2px)}.quiz-option:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.quiz-option:disabled{cursor:default;box-shadow:none}.quiz-option:after{content:"";background:var(--ink);width:0;height:2px;transition:width .24s;position:absolute;bottom:0;left:0}.quiz-option:hover:not(:disabled):after{width:100%}.quiz-option-letter{border:1px solid var(--border-strong);border-radius:var(--radius);background:var(--bg);width:2.5rem;height:2.5rem;font-family:var(--font-serif);color:var(--ink-soft);letter-spacing:0;justify-content:center;align-items:center;font-size:1.0625rem;font-style:italic;font-weight:500;line-height:1;transition:background .2s,color .2s,border-color .2s,transform .2s;display:inline-flex}.quiz-option:hover:not(:disabled) .quiz-option-letter{background:var(--ink);color:var(--bg);border-color:var(--ink);transform:scale(1.04)}.quiz-option-text{font-family:var(--font-sans);color:var(--ink);letter-spacing:-.005em;font-weight:500}.quiz-option-arrow{color:var(--ink-faint);opacity:0;transition:opacity .22s,transform .22s,color .2s;display:inline-flex;transform:translate(-6px)}.quiz-option:hover:not(:disabled) .quiz-option-arrow{opacity:1;color:var(--accent);transform:translate(0)}.quiz-option.is-correct{background:#2d7a3f;border-color:#2d7a3f}@supports (color:color-mix(in lab,red,red)){.quiz-option.is-correct{background:color-mix(in oklab,#2d7a3f 6%,var(--bg-elevated))}}.quiz-option.is-correct{box-shadow:0 0 0 3px #2d7a3f24}[data-theme=dark] .quiz-option.is-correct{background:#6bca80;border-color:#6bca80}@supports (color:color-mix(in lab,red,red)){[data-theme=dark] .quiz-option.is-correct{background:color-mix(in oklab,#6bca80 10%,var(--bg-elevated))}}[data-theme=dark] .quiz-option.is-correct{box-shadow:0 0 0 3px #6bca8033}.quiz-option.is-correct .quiz-option-letter{color:#fff;background:#2d7a3f;border-color:#2d7a3f}[data-theme=dark] .quiz-option.is-correct .quiz-option-letter{color:#0c0b0a;background:#6bca80;border-color:#6bca80}.quiz-option.is-correct:after{background:#2d7a3f;width:100%}[data-theme=dark] .quiz-option.is-correct:after{background:#6bca80}.quiz-option.is-wrong{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 0 0 3px var(--accent)}@supports (color:color-mix(in lab,red,red)){.quiz-option.is-wrong{box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 18%,transparent)}}.quiz-option.is-wrong .quiz-option-letter{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.quiz-option.is-wrong:after{background:var(--accent);width:100%}.quiz-feedback{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lift);grid-template-columns:auto 1fr auto;align-items:center;gap:1.5rem;margin-top:2.5rem;padding:1.5rem 1.75rem;animation:.28s cubic-bezier(.16,1,.3,1) quiz-feedback-in;display:grid}@keyframes quiz-feedback-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.quiz-feedback-icon{width:3rem;height:3rem;color:var(--bg);background:var(--ink);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.quiz-feedback-body{min-width:0}.quiz-feedback-headline{font-family:var(--font-serif);letter-spacing:-.012em;color:var(--ink);margin:0;font-size:1.5rem;font-style:italic;font-weight:500;line-height:1.1}.quiz-feedback-detail{color:var(--ink-muted);margin:.4rem 0 0;font-size:.9375rem;line-height:1.5}.quiz-feedback-detail strong{color:var(--ink);font-weight:600}.quiz-next-btn{flex-shrink:0}.quiz-feedback[data-kind=correct]{box-shadow:0 0 0 3px #2d7a3f24,var(--shadow-lift);border-color:#2d7a3f}.quiz-feedback[data-kind=correct] .quiz-feedback-icon{color:#fff;background:#2d7a3f}[data-theme=dark] .quiz-feedback[data-kind=correct]{box-shadow:0 0 0 3px #6bca8033,var(--shadow-lift);border-color:#6bca80}[data-theme=dark] .quiz-feedback[data-kind=correct] .quiz-feedback-icon{color:#0c0b0a;background:#6bca80}.quiz-feedback[data-kind=wrong]{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent),var(--shadow-lift)}@supports (color:color-mix(in lab,red,red)){.quiz-feedback[data-kind=wrong]{box-shadow:0 0 0 3px color-mix(in oklab,var(--accent) 18%,transparent),var(--shadow-lift)}}.quiz-feedback[data-kind=wrong] .quiz-feedback-icon{background:var(--accent);color:var(--accent-ink)}.quiz-feedback[data-kind=timeout]{border-color:var(--border-strong)}.quiz-feedback[data-kind=timeout] .quiz-feedback-icon{background:var(--ink-muted);color:var(--bg)}@media(max-width:640px){.quiz-feedback{grid-template-columns:auto 1fr;grid-template-areas:"icon body""btn btn";gap:1rem 1.25rem;padding:1.25rem 1.25rem 1.5rem}.quiz-feedback-icon{grid-area:icon}.quiz-feedback-body{grid-area:body}.quiz-next-btn{grid-area:btn;justify-content:center;justify-self:stretch}body{font-size:1rem}h2{margin-top:2rem}h3{margin-top:1.5rem}.section-heading{margin-bottom:1.5rem;padding-bottom:.75rem}.page-rule{margin-block:2.5rem}.prose{font-size:1rem;line-height:1.7}.prose h2{margin-top:2.25rem;padding-bottom:.6rem}.prose h3{margin-top:1.75rem}.prose>*+*{margin-top:1rem}.prose blockquote{margin-block:1.5rem}.prose .callout{margin-block:1.5rem;padding:1rem 1.25rem}.quiz-option{border-radius:var(--radius);gap:1rem;padding:1.1rem 1.25rem}.quiz-option-letter{width:2.1rem;height:2.1rem;font-size:1rem}.quiz-feedback{margin-top:1.75rem;padding:1.25rem}.quiz-stats{margin-top:2rem}.quiz-review-section{margin-top:3rem}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}