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dark;--paper:light-dark(#f0ece6,#161310);--card:light-dark(#faf8f5,#1e1b18);--ink:light-dark(#1d1713,#ebe7e2);--ink-soft:light-dark(#4b433d,#d5d0ca);--mist:light-dark(#645c56,#bebab3);--edge:light-dark(#807970,#857e76);--line:light-dark(#cfcac2,#393530);--accent:light-dark(#4d61a6,#9cb4fe);--accent-fill:light-dark(#3b4d90,#98b1fc);--on-accent:light-dark(#fdfbf9,#0d0b08);--focus:light-dark(#1d1713,#ebe7e2);--band:#17150f;--on-band:#f7f4ec;--sheet:light-dark(#e1e4f2,#100e0b);--band-text:light-dark(#1d1713,#f7f4ec);--measure:60ch;--ok:light-dark(#005f46,#1f6b52);--on-ok:light-dark(#fff,#f7f4ec);--bad:light-dark(#be123c,#e05a78);--bad-tint:light-dark(#ffe3e8,#3a1520);--bad-ink:light-dark(#881337,#ffb3c1);--kb-fact:light-dark(#875a00,#e0a03c);--kb-term:light-dark(#be123c,#ff7a93);--kb-mnemonic:light-dark(#047857,#3cc79a);--kb-trap:light-dark(#9a3412,#ff9a5c);--st-run:light-dark(#875a00,#e0a03c);--st-done:light-dark(#00805d,#4fcfa0);--on-done:light-dark(#fff,#14120d);--m-platyna:light-dark(#0e7490,#67c7dd);--m-zloto:light-dark(#875a00,#e0a03c);--m-srebro:light-dark(#5b6b80,#a9b6c8);--m-braz:light-dark(#9a3412,#ff9a5c);--step--1:.875rem;--step-0:clamp(1rem, .964rem + .18vw, 1.125rem);--step-1:clamp(1.2rem, 1.114rem + .43vw, 1.5rem);--step-2:clamp(1.44rem, 1.28rem + .8vw, 1.999rem);--step-3:clamp(1.728rem, 1.46rem + 1.34vw, 2.665rem);--step-4:clamp(2.074rem, 1.651rem + 2.11vw, 3.552rem);--step-5:clamp(2.488rem, 1.846rem + 3.21vw, 4.735rem);--step-hero:clamp(2.6rem, 1.6rem + 5vw, 7.594rem);--ease-out:cubic-bezier(.25, 1, .5, 1);--r-sm:6px;--r-md:10px;--r-lg:14px;--r-xl:20px;--r-pill:999px;--shadow-card:0 1px 2px light-dark(oklch(21% .012 56/.08),oklch(0% 0 0/.45));--shadow-pop:0 4px 14px -2px light-dark(oklch(21% .012 56/.12),oklch(0% 0 0/.5)), 0 1px 3px light-dark(oklch(21% .012 56/.08),oklch(0% 0 0/.4));--shadow-dialog:0 18px 44px -10px light-dark(oklch(21% .012 56/.22),oklch(0% 0 0/.6)), 0 2px 6px light-dark(oklch(21% .012 56/.08),oklch(0% 0 0/.4));--hue:var(--accent);--ground:var(--band)}[data-hue=prog]{--hue:light-dark(#0069a3,#6cb8f0);--ground:#005787}[data-hue=ai]{--hue:light-dark(#8c4f72,#d79ac0);--ground:#72445e}[data-hue=cloud]{--hue:light-dark(#007452,#4fcfa0);--ground:#005f45}[data-hue=biz]{--hue:light-dark(#a44800,#f0a35e);--ground:#883c00}:root,[data-hue]{--hue-soft:var(--hue)}@supports (color:color-mix(in lab, red, red)){:root,[data-hue]{--hue-soft:color-mix(in srgb, var(--hue) 14%, var(--card))}}:root,[data-hue]{--band-ground:light-dark(var(--hue),var(--ground))}@supports (color:color-mix(in lab, red, red)){:root,[data-hue]{--band-ground:light-dark(color-mix(in oklab, var(--hue) 14%, var(--paper)),var(--ground))}}:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark}@keyframes draw{to{stroke-dashoffset:0}}@keyframes fade{0%{opacity:.25}}@keyframes pop{0%{opacity:.25;scale:.2}}@keyframes ink-in{to{clip-path:inset(0)}}@keyframes busy{to{opacity:.55}}@supports (animation-timeline:view()){@media (prefers-reduced-motion:no-preference){:is(.cat-col,.way,.tile,.pstep,.pdom,.topic-grp,.sec-head,.q-ledger){animation:linear both reveal view();animation-range:entry entry 40%}}}@keyframes reveal{0%{opacity:.25;translate:0 1.5rem}}@media (pointer:fine){*{scrollbar-width:thin;scrollbar-color:var(--line) transparent}}@view-transition{navigation:auto}@media (prefers-reduced-motion:no-preference){::view-transition-old(root){animation:page-turn-out .35s var(--ease-out) forwards}::view-transition-new(root){animation:page-turn-in .35s var(--ease-out) forwards}}@keyframes page-turn-out{to{opacity:0;transform:translate(-1.2%)}}@keyframes page-turn-in{0%{opacity:0;transform:translate(1.2%)}to{opacity:1;transform:none}}@media print{:root{color-scheme:light}body{color:#000;background:#fff;padding:0}:is(.site-head,.strip,.site-foot,.tabbar,.course-bar,.rail-l,.rail-r,.q-head,.q-after,.q-unsaved,.how-photo),[data-screen=start],[data-screen=play],button,main:before{display:none!important}.band,.band *{color:#000!important;background:#fff!important}.band:before{content:none}dialog#bledy{border:0;width:auto;max-width:none;position:static;inset:auto;translate:none;display:block!important}dialog:not(#bledy){display:none!important}.kb{color:#000!important;background:#fff!important;border-color:#000!important}}main{position:relative}main:before{content:"";z-index:-1;pointer-events:none;background-image:repeating-linear-gradient(to right, var(--ink) 0 1px, transparent 1px 32px), repeating-linear-gradient(to bottom, var(--ink) 0 1px, transparent 1px 32px);position:absolute;inset:0}@supports (color:color-mix(in lab, red, red)){main:before{background-image:repeating-linear-gradient(to right, color-mix(in srgb, var(--ink) 5%, transparent) 0 1px, transparent 1px 32px), repeating-linear-gradient(to bottom, color-mix(in srgb, var(--ink) 5%, transparent) 0 1px, transparent 1px 32px)}}@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-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-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-ease{syntax:"*";inherits:false}