/*! tailwindcss v4.3.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.collapse{visibility:collapse}.invisible{visibility:hidden}.visible{visibility:visible}.fixed{position:fixed}.static{position:static}.sticky{position:sticky}.block{display:block}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.grow{flex-grow:1}.resize{resize:both}.rounded{border-radius:.25rem}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}}:root{--da-ink:#171412;--da-ink-soft:#3f3a35;--da-muted:#6f675f;--da-muted-light:#9b9187;--da-paper:#f7f3ed;--da-paper-soft:#fbf8f3;--da-card:#ffffffc7;--da-card-strong:#fff;--da-line:#2d261f1f;--da-line-strong:#2d261f38;--da-accent:#9a6b3f;--da-accent-dark:#6e4728;--da-accent-soft:#ead8c4;--da-dark:#151312;--da-dark-2:#24201d;--da-radius-sm:1rem;--da-radius-md:1.5rem;--da-radius-lg:2rem;--da-radius-xl:2.75rem;--da-shadow-sm:0 1px 2px #16120e0a, 0 8px 24px #16120e0f;--da-shadow-md:0 18px 60px #16120e1f;--da-shadow-lg:0 30px 100px #16120e2e}html{scroll-behavior:smooth;background:var(--da-paper)}body{color:var(--da-ink);background:radial-gradient(circle at top left, #9a6b3f24, transparent 32rem), radial-gradient(circle at 80% 10%, #6f675f1c, transparent 30rem), linear-gradient(180deg, var(--da-paper-soft), var(--da-paper));font-feature-settings:"liga" 1, "kern" 1;-webkit-font-smoothing:antialiased;text-rendering:geometricprecision;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}::selection{color:#fff;background:var(--da-accent)}a{text-underline-offset:.18em;text-decoration-thickness:.08em}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}.da-page{isolation:isolate;background:linear-gradient(180deg, #ffffffad, #fff0), var(--da-paper);position:relative;overflow:hidden}.da-page:before{content:"";z-index:-2;pointer-events:none;background-image:linear-gradient(#17141209 1px,#0000 1px),linear-gradient(90deg,#17141209 1px,#0000 1px);background-size:72px 72px;position:fixed;inset:0;-webkit-mask-image:linear-gradient(#000,#0000 72%);mask-image:linear-gradient(#000,#0000 72%)}.da-page:after{content:"";z-index:-1;pointer-events:none;filter:blur(20px);background:radial-gradient(circle,#9a6b3f21,#0000 42%),radial-gradient(circle at 70% 20%,#17141214,#0000 35%);height:54vh;position:fixed;inset:auto -20vw -30vh}.text-stone-650{color:var(--da-muted)}.da-page header{background:#f7f3edd1;border-bottom:1px solid #2d261f1f;box-shadow:inset 0 1px #ffffffb3}.da-page header:after{content:"";background:linear-gradient(90deg,#0000,#9a6b3f80,#0000);height:1px;position:absolute;bottom:-1px;left:0;right:0}.da-page header a{transition:color .18s,background-color .18s,border-color .18s,transform .18s}.da-page header a:hover{transform:translateY(-1px)}.da-page main>section:first-child{isolation:isolate;min-height:calc(100vh - 5rem);position:relative}.da-page main>section:first-child:before{content:"";z-index:-1;aspect-ratio:1;filter:blur(2px);opacity:.9;background:radial-gradient(circle at 35% 35%,#ffffffe6,#0000 24%),radial-gradient(circle,#ead8c4e6,#0000 42%),radial-gradient(circle at 70% 70%,#9a6b3f29,#0000 58%);border-radius:999px;width:min(42rem,70vw);position:absolute;top:5rem;right:5vw}.da-page main>section:first-child:after{content:"";z-index:-1;opacity:.85;border:1px solid #9a6b3f38;border-radius:999px;width:18rem;height:18rem;position:absolute;top:11rem;right:12vw}.da-page main>section:first-child h1{letter-spacing:-.075em;max-width:13ch;line-height:.9}.da-page main>section:first-child p{color:var(--da-muted)}.da-page main>section:first-child aside{box-shadow:var(--da-shadow-md);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:linear-gradient(145deg,#ffffffe6,#ffffff9e),radial-gradient(circle at 100% 0,#ead8c4b3,#0000 44%);border-color:#2d261f1f;position:relative;overflow:hidden}.da-page main>section:first-child aside:before{content:"";background:var(--da-accent);border-radius:999px;width:6rem;height:3px;position:absolute;top:0;left:2rem}.da-page a[href^=\#],.da-page a[href^=mailto\:]{will-change:transform}.da-page a[href^=\#]:hover,.da-page a[href^=mailto\:]:hover{transform:translateY(-1px)}.da-page main>section{position:relative}.da-page section[id]{scroll-margin-top:6rem}.da-page section[id]>div:first-child p:first-child,.da-page section p.uppercase,.da-page .uppercase{letter-spacing:.22em}.da-page section h2{letter-spacing:-.045em;line-height:1.02}.da-page section h3{letter-spacing:-.02em}.da-page article{position:relative;transform:translateZ(0)}.da-page article,.da-page aside,.da-page .rounded-3xl,.da-page .rounded-\[2rem\]{box-shadow:var(--da-shadow-sm)}.da-page article{transition:transform .22s,box-shadow .22s,border-color .22s,background-color .22s}.da-page article:hover{box-shadow:var(--da-shadow-md);transform:translateY(-3px)}#flow article{background:linear-gradient(#ffffffeb,#ffffffc2);overflow:hidden}#flow article:before{content:"";opacity:0;background:linear-gradient(90deg,#9a6b3f26,#9a6b3fcc,#9a6b3f26);border-radius:999px;height:3px;transition:opacity .22s;position:absolute;top:0;left:1.5rem;right:1.5rem}#flow article:hover:before{opacity:1}#flow article p:first-child{width:2.35rem;height:2.35rem;color:var(--da-accent-dark);background:#ead8c46b;border:1px solid #9a6b3f38;border-radius:999px;justify-content:center;align-items:center;display:inline-flex}.da-page .bg-stone-950{position:relative;overflow:hidden;background:radial-gradient(circle at 8% 20%, #9a6b3f6b, transparent 26rem), radial-gradient(circle at 88% 10%, #ffffff14, transparent 28rem), linear-gradient(135deg, var(--da-dark), var(--da-dark-2))!important}.da-page .bg-stone-950:before{content:"";pointer-events:none;background-image:linear-gradient(#ffffff0b 1px,#0000 1px),linear-gradient(90deg,#ffffff0b 1px,#0000 1px);background-size:58px 58px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle,#000,#0000 75%);mask-image:radial-gradient(circle,#000,#0000 75%)}.da-page .bg-stone-950>*{z-index:1;position:relative}.da-page .bg-stone-950 article{box-shadow:none;background:linear-gradient(#ffffff13,#ffffff09);border-color:#ffffff1f}.da-page .bg-stone-950 article:hover{background:linear-gradient(#ffffff1b,#ffffff0d);border-color:#ffffff38}#conference article{background:linear-gradient(#fffffff5,#ffffffc7)}#conference article p:first-child{color:var(--da-accent)}#roadmap article{background:#ffffffad;overflow:hidden}#roadmap article:before{content:"";background:linear-gradient(var(--da-accent-soft), var(--da-accent));border-radius:999px;width:3px;position:absolute;top:1.4rem;bottom:1.4rem;left:0}#roadmap article:hover:before{width:5px}.da-page .overflow-hidden.rounded-\[2rem\]{box-shadow:var(--da-shadow-md);background:linear-gradient(#ffffffeb,#ffffffc2)}.da-page .overflow-hidden.rounded-\[2rem\]>div{transition:background-color .18s,transform .18s}.da-page .overflow-hidden.rounded-\[2rem\]>div:hover{background:#ead8c438}#cadence article{background:linear-gradient(#f7f3ede6,#ffffffbf)}#cadence article p:first-child{color:#fff;background:var(--da-dark);border-radius:999px;justify-content:center;align-items:center;width:2rem;height:2rem;display:inline-flex}.da-page section:last-of-type .bg-stone-950{box-shadow:var(--da-shadow-lg)}.da-page footer{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f7f3edb8}.da-page :focus-visible{outline-offset:4px;border-radius:.75rem;outline:3px solid #9a6b3f6b}@media (max-width:900px){.da-page main>section:first-child{min-height:auto}.da-page main>section:first-child h1{max-width:12ch;font-size:clamp(3.25rem,15vw,5rem)}.da-page main>section:first-child:before{opacity:.55;width:30rem;top:3rem;right:-8rem}}@media (max-width:640px){.da-page header{position:sticky}.da-page main>section{padding-top:4.5rem;padding-bottom:4.5rem}.da-page article,.da-page aside{border-radius:1.5rem!important}.da-page section h2{font-size:clamp(2.25rem,10vw,3.25rem)}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}:root{--da-ink:#171412;--da-ink-soft:#3f3a35;--da-muted:#70675f;--da-muted-light:#9d9388;--da-paper:#f7f3ed;--da-paper-soft:#fbf8f3;--da-card:#ffffffc7;--da-line:#2d261f21;--da-line-strong:#2d261f3d;--da-accent:#9a6b3f;--da-accent-dark:#6e4728;--da-accent-soft:#ead8c4;--da-dark:#151312;--da-shadow-sm:0 1px 2px #16120e0a, 0 8px 24px #16120e0f;--da-shadow-md:0 18px 60px #16120e1f}html{scroll-behavior:smooth}.da-exercise-page{background:radial-gradient(circle at 12% 0%, #9a6b3f21, transparent 26rem), radial-gradient(circle at 90% 10%, #17141212, transparent 34rem), linear-gradient(180deg, var(--da-paper-soft), var(--da-paper));min-height:100vh;color:var(--da-ink);grid-template-columns:minmax(18rem,22rem) minmax(0,1fr);display:grid}.da-exercise-sidebar{border-right:1px solid var(--da-line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);z-index:40;background:linear-gradient(#ffffffc2,#ffffff85),#f7f3ede6;flex-direction:column;height:100vh;display:flex;position:sticky;top:0}.da-sidebar-brand{border-bottom:1px solid var(--da-line);padding:1.5rem 1.25rem 1rem}.da-brand-link{color:var(--da-ink);letter-spacing:.04em;font-size:.92rem;font-weight:760;text-decoration:none;display:inline-flex}.da-sidebar-brand p{color:var(--da-muted);margin:.45rem 0 0;font-size:.78rem;line-height:1.35}.da-sidebar-scroll{scrollbar-width:thin;scrollbar-color:#9a6b3f59 transparent;flex:1;padding:.85rem;overflow-y:auto}.da-nav-group{border:1px solid #0000;border-radius:1.15rem;margin-bottom:.45rem;transition:border-color .18s,background-color .18s,box-shadow .18s}.da-nav-group[open]{border-color:var(--da-line);box-shadow:var(--da-shadow-sm);background:#ffffffa3}.da-nav-group summary{cursor:pointer;-webkit-user-select:none;user-select:none;grid-template-columns:2.1rem 1fr 1rem;align-items:center;gap:.65rem;padding:.8rem .75rem;list-style:none;display:grid}.da-nav-group summary::-webkit-details-marker{display:none}.da-nav-number{width:2.1rem;height:2.1rem;color:var(--da-accent-dark);background:#ead8c4ad;border-radius:999px;justify-content:center;align-items:center;font-size:.75rem;font-weight:780;display:inline-flex}.da-nav-title{min-width:0;display:grid}.da-nav-title span{color:var(--da-ink);text-overflow:ellipsis;font-size:.86rem;font-weight:720;line-height:1.2;overflow:hidden}.da-nav-title small{color:var(--da-muted-light);margin-top:.18rem;font-size:.72rem;font-weight:560}.da-nav-chevron{color:var(--da-muted-light);font-size:1.25rem;line-height:1;transition:transform .18s}.da-nav-group[open] .da-nav-chevron{transform:rotate(90deg)}.da-nav-subitems{gap:.25rem;padding:0 .55rem .75rem 3.5rem;display:grid}.da-nav-overview,.da-nav-subitem{color:var(--da-muted);border-radius:.8rem;text-decoration:none;transition:color .16s,background-color .16s,transform .16s}.da-nav-overview{text-transform:uppercase;letter-spacing:.08em;padding:.45rem .55rem;font-size:.76rem;font-weight:700}.da-nav-subitem{grid-template-columns:2rem 1fr;align-items:center;gap:.45rem;padding:.45rem .55rem;display:grid}.da-nav-subitem span{color:var(--da-accent);font-size:.72rem;font-weight:760}.da-nav-subitem strong{color:inherit;font-size:.8rem;font-weight:620;line-height:1.2}.da-nav-overview:hover,.da-nav-subitem:hover{color:var(--da-ink);background:#ead8c46b;transform:translate(2px)}.da-sidebar-footer{border-top:1px solid var(--da-line);padding:1rem 1.25rem 1.25rem}.da-sidebar-footer a{background:var(--da-dark);color:#fff;text-align:center;border-radius:999px;padding:.8rem 1rem;font-size:.84rem;font-weight:720;text-decoration:none;transition:background-color .18s,transform .18s;display:block}.da-sidebar-footer a:hover{background:var(--da-accent-dark);transform:translateY(-1px)}.da-exercise-content{min-width:0;padding:0 2rem 5rem}.da-exercise-content>section{scroll-margin-top:2rem}.da-exercise-hero{max-width:72rem;padding:7rem 0 5rem}.da-overline{color:var(--da-muted-light);letter-spacing:.26em;text-transform:uppercase;margin:0;font-size:.76rem;font-weight:780}.da-exercise-hero h1{max-width:12ch;color:var(--da-ink);letter-spacing:-.08em;text-wrap:balance;margin:1.2rem 0 0;font-size:clamp(4rem,9vw,8rem);font-weight:760;line-height:.86}.da-lead{max-width:47rem;color:var(--da-muted);margin:2rem 0 0;font-size:clamp(1.1rem,1.8vw,1.45rem);line-height:1.65}.da-hero-actions{flex-wrap:wrap;gap:.8rem;margin-top:2.2rem;display:flex}.da-primary-action,.da-secondary-action{border-radius:999px;justify-content:center;align-items:center;padding:.9rem 1.25rem;font-size:.9rem;font-weight:740;text-decoration:none;transition:transform .17s,background-color .17s,border-color .17s;display:inline-flex}.da-primary-action{background:var(--da-dark);color:#fff}.da-secondary-action{border:1px solid var(--da-line-strong);color:var(--da-ink);background:#ffffff75}.da-primary-action:hover,.da-secondary-action:hover{transform:translateY(-2px)}.da-primary-action:hover{background:var(--da-accent-dark)}.da-principle-strip{grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;max-width:76rem;margin-bottom:5rem;display:grid}.da-principle-strip article{border:1px solid var(--da-line);box-shadow:var(--da-shadow-sm);background:#ffffff9e;border-radius:1.75rem;padding:1.35rem}.da-principle-strip span{color:var(--da-accent);font-size:.76rem;font-weight:800}.da-principle-strip h2{letter-spacing:-.02em;margin:.8rem 0 0;font-size:1.15rem}.da-principle-strip p{color:var(--da-muted);margin:.5rem 0 0;font-size:.93rem;line-height:1.55}.da-exercise-section{border:1px solid var(--da-line);max-width:76rem;box-shadow:var(--da-shadow-sm);background:linear-gradient(#ffffffb8,#ffffff80);border-radius:2.4rem;margin:0 0 4rem;padding:3.2rem}.da-section-heading{max-width:54rem}.da-section-heading h2{color:var(--da-ink);letter-spacing:-.06em;text-wrap:balance;margin:.8rem 0 0;font-size:clamp(2.4rem,4vw,4.8rem);line-height:.96}.da-section-heading>p:not(.da-overline){color:var(--da-muted);margin:1.25rem 0 0;font-size:1.08rem;line-height:1.75}.da-exercise-summary-card{background:#ead8c447;border:1px solid #9a6b3f2e;border-radius:1.25rem;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.8rem;margin-top:2rem;padding:1rem 1.15rem;display:flex}.da-exercise-summary-card span{color:var(--da-accent-dark);font-size:.92rem;font-weight:680}.da-exercise-summary-card strong{color:var(--da-ink);text-transform:uppercase;letter-spacing:.08em;font-size:.82rem;font-weight:780}.da-exercise-items{gap:.8rem;margin-top:2rem;display:grid}.da-exercise-item{border:1px solid var(--da-line);background:#ffffffb3;border-radius:1.5rem;grid-template-columns:4.5rem 1fr;align-items:start;gap:1rem;padding:1.25rem;scroll-margin-top:2rem;transition:transform .18s,border-color .18s,box-shadow .18s,background-color .18s;display:grid}.da-exercise-item:hover{box-shadow:var(--da-shadow-sm);background:#ffffffeb;border-color:#9a6b3f57;transform:translateY(-2px)}.da-item-label span{background:var(--da-dark);color:#fff;border-radius:999px;justify-content:center;align-items:center;width:3rem;height:3rem;font-size:.86rem;font-weight:800;display:inline-flex}.da-item-body h3{color:var(--da-ink);letter-spacing:-.03em;margin:0;font-size:1.35rem;line-height:1.15}.da-item-body p{max-width:47rem;color:var(--da-muted);margin:.65rem 0 0;line-height:1.65}.da-item-output{background:#f7f3eddb;border-radius:999px;flex-wrap:wrap;align-items:center;gap:.45rem;margin-top:1rem;padding:.45rem .75rem;display:inline-flex}.da-item-output span{color:var(--da-muted-light);letter-spacing:.09em;text-transform:uppercase;font-size:.72rem;font-weight:800}.da-item-output strong{color:var(--da-accent-dark);font-size:.84rem;font-weight:760}.da-closing-panel{color:#fff;max-width:76rem;box-shadow:var(--da-shadow-md);background:radial-gradient(circle at 12% 10%,#9a6b3f6b,#0000 20rem),linear-gradient(135deg,#151312,#24201d);border-radius:2.3rem;margin:0 0 4rem;padding:3rem}.da-closing-panel h2{letter-spacing:-.06em;max-width:16ch;margin:1rem 0 0;font-size:clamp(2.5rem,5vw,5rem);line-height:.96}.da-closing-panel p:not(.da-overline){color:#ffffffb8;max-width:42rem;margin:1.25rem 0 0;font-size:1.05rem;line-height:1.7}.da-closing-panel a{color:var(--da-ink);background:#fff;border-radius:999px;margin-top:2rem;padding:.9rem 1.2rem;font-size:.9rem;font-weight:780;text-decoration:none;display:inline-flex}.da-exercise-page :focus-visible{outline-offset:4px;border-radius:.75rem;outline:3px solid #9a6b3f6b}@media (max-width:1100px){.da-exercise-page{grid-template-columns:1fr}.da-exercise-sidebar{border-right:0;border-bottom:1px solid var(--da-line);height:auto;max-height:82vh;position:sticky;top:0}.da-sidebar-scroll{max-height:54vh}.da-sidebar-footer{display:none}.da-exercise-content{padding:0 1.25rem 4rem}.da-exercise-hero{padding-top:4rem}.da-principle-strip{grid-template-columns:1fr}}@media (max-width:720px){.da-sidebar-brand{padding:1rem}.da-sidebar-scroll{padding:.65rem}.da-exercise-hero h1{font-size:clamp(3.2rem,18vw,5rem)}.da-exercise-section{border-radius:1.6rem;padding:1.35rem}.da-exercise-item{grid-template-columns:1fr}.da-item-label span{width:2.5rem;height:2.5rem}.da-closing-panel{border-radius:1.6rem;padding:1.5rem}}:root{--da-ink:#0b1220;--da-ink-soft:#1e2f4a;--da-muted:#54677f;--da-muted-light:#7f96ad;--da-paper:#eef8ff;--da-paper-soft:#f7fcff;--da-card:#ffffffc7;--da-line:#2563eb24;--da-line-strong:#2563eb42;--da-accent:#2563eb;--da-accent-dark:#1d4ed8;--da-accent-soft:#bfdbfe;--da-sky:#38bdf8;--da-sky-soft:#e0f2fe;--da-dark:#071426;--da-dark-2:#0f2744}.da-exercise-page{background:radial-gradient(circle at 12% 0,#38bdf838,#0000 28rem),radial-gradient(circle at 90% 10%,#2563eb29,#0000 36rem),linear-gradient(#f7fcff,#eef8ff)}.da-exercise-sidebar{background:linear-gradient(#ffffffd1,#eff8ffb8),#eff8fff0}.da-nav-number{color:#1d4ed8;background:linear-gradient(135deg,#dbeafe,#bae6fd)}.da-nav-group[open]{background:#ffffffb8;border-color:#2563eb2e}.da-nav-overview:hover,.da-nav-subitem:hover{background:#bae6fd6b}.da-nav-subitem span{color:#2563eb}.da-sidebar-footer a,.da-primary-action,.da-item-label span{background:linear-gradient(135deg,#2563eb,#0284c7)}.da-sidebar-footer a:hover,.da-primary-action:hover{background:linear-gradient(135deg,#1d4ed8,#0369a1)}.da-secondary-action:hover{border-color:#38bdf8}.da-exercise-hero{padding-top:5.5rem;padding-bottom:4.25rem;position:relative}.da-exercise-hero:before{content:"";z-index:-1;aspect-ratio:1;filter:blur(1px);background:radial-gradient(circle at 40% 38%,#fffffff2,#0000 22%),radial-gradient(circle at 52% 48%,#bae6fdeb,#0000 44%),radial-gradient(circle at 72% 70%,#2563eb29,#0000 62%);border-radius:999px;width:min(27rem,52vw);position:absolute;top:4.5rem;right:7%}.da-playful-hero-title{color:var(--da-ink);text-wrap:balance;gap:.35rem;margin:1.1rem 0 0;font-weight:760;display:grid;letter-spacing:-.055em!important;max-width:15ch!important;font-size:clamp(2.7rem,6.2vw,5.25rem)!important;line-height:.96!important}.da-playful-hero-title span{color:#2563eb;letter-spacing:-.025em;background:linear-gradient(90deg,#bfdbfef2,#e0f2fe99);border:1px solid #2563eb24;border-radius:999px;width:fit-content;padding:.23em .48em .28em;font-size:.48em;font-weight:780;line-height:1;display:inline-block;transform:rotate(-1.2deg);box-shadow:0 10px 30px #2563eb1f}.da-playful-hero-title strong{max-width:12ch;font:inherit;color:#0000;background:linear-gradient(135deg,#0b1220 0%,#1d4ed8 52%,#38bdf8 100%);-webkit-background-clip:text;background-clip:text;font-weight:760;display:block}.da-principle-strip article,.da-exercise-section,.da-source-deck-card{border-color:#2563eb24}.da-exercise-summary-card{background:linear-gradient(135deg,#dbeafe94,#e0f2fe70);border-color:#2563eb2e}.da-exercise-summary-card span,.da-item-output strong{color:#1d4ed8}.da-item-output{background:#e0f2feb8}.da-exercise-item:hover{border-color:#2563eb57}.da-closing-panel{background:radial-gradient(circle at 12% 10%,#38bdf857,#0000 20rem),linear-gradient(135deg,#071426,#0f2744)}.da-nav-static-link{color:var(--da-ink);box-shadow:var(--da-shadow-sm);background:linear-gradient(135deg,#dbeafedb,#e0f2fe9e);border:1px solid #2563eb29;border-radius:1.15rem;grid-template-columns:2.1rem 1fr;align-items:center;gap:.65rem;margin:0 0 .65rem;padding:.8rem .75rem;text-decoration:none;transition:transform .16s,border-color .16s,background-color .16s;display:grid}.da-nav-static-link:hover{border-color:#2563eb52;transform:translate(2px)}.da-nav-static-link span{color:#fff;text-transform:uppercase;background:#2563eb;border-radius:999px;justify-content:center;align-items:center;width:2.1rem;height:2.1rem;font-size:.68rem;font-weight:820;display:inline-flex}.da-nav-static-link strong{color:var(--da-ink);font-size:.86rem;font-weight:760}.da-source-decks-section{max-width:76rem;box-shadow:var(--da-shadow-sm);background:radial-gradient(circle at 8% 8%,#38bdf82e,#0000 24rem),linear-gradient(#ffffffbd,#ffffff8a);border:1px solid #2563eb24;border-radius:2.4rem;margin:0 0 5rem;padding:3rem;scroll-margin-top:2rem}.da-source-heading{max-width:48rem}.da-source-decks-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:2rem;display:grid}.da-source-deck-card{background:linear-gradient(#ffffffeb,#eff8ffc2);border:1px solid #2563eb24;border-radius:1.75rem;padding:1.5rem;transition:transform .18s,border-color .18s,box-shadow .18s;position:relative;overflow:hidden}.da-source-deck-card:before{content:"";background:linear-gradient(90deg,#2563eb,#38bdf8);border-radius:999px;height:3px;position:absolute;top:0;left:1.5rem;right:1.5rem}.da-source-deck-card:hover{box-shadow:var(--da-shadow-md);border-color:#2563eb57;transform:translateY(-3px)}.da-deck-label{color:#1d4ed8;letter-spacing:.08em;text-transform:uppercase;background:#dbeafedb;border-radius:999px;padding:.35rem .65rem;font-size:.72rem;font-weight:820;display:inline-flex}.da-source-deck-card h3{color:var(--da-ink);letter-spacing:-.035em;margin:1rem 0 0;font-size:1.45rem;line-height:1.15}.da-source-deck-card p{color:var(--da-muted);margin:.8rem 0 0;line-height:1.65}.da-source-deck-card a{color:#fff;background:#2563eb;border-radius:999px;margin-top:1.2rem;padding:.72rem 1rem;font-size:.84rem;font-weight:760;text-decoration:none;transition:transform .16s,background-color .16s;display:inline-flex}.da-source-deck-card a:hover{background:#1d4ed8;transform:translateY(-1px)}@media (max-width:720px){.da-playful-hero-title{font-size:clamp(2.5rem,14vw,4rem)!important}.da-source-decks-section{border-radius:1.6rem;padding:1.35rem}.da-source-decks-grid{grid-template-columns:1fr}}@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}