:root{color-scheme:dark;--bg: #06070a;--bg-alt: #0a0c11;--surface: #0e1116;--surface-raised: #131821;--surface-hover: #1a202b;--scrim: rgba(4, 5, 8, .72);--text: #f2f4f8;--text-muted: #a7afbf;--text-faint: #838b9d;--text-on-action: #0d1305;--line: rgba(255, 255, 255, .09);--line-strong: rgba(255, 255, 255, .17);--line-accent: rgba(198, 247, 122, .42);--sheen: rgba(255, 255, 255, .035);--sheen-strong: rgba(255, 255, 255, .05);--grid-opacity: .55;--action: #c6f77a;--action-fill: #c6f77a;--action-fill-hover: #d4ff92;--action-dim: rgba(198, 247, 122, .12);--glow-action: rgba(198, 247, 122, .32);--edge: rgba(255, 255, 255, .38);--action-edge: #c6f77a;--em-ink: #c6f77a;--em-mark: rgba(198, 247, 122, .35);--signal: #9cbfff;--growth: #7fe3a8;--violet: #c6a2ff;--aqua: #5fd6d0;--neutral: #cdd5e3;--accent: var(--signal);--accent-soft: rgba(156, 191, 255, .13);--accent-line: rgba(156, 191, 255, .34);--font-sans: Manrope, ui-sans-serif, system-ui, "Segoe UI", Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--font-arabic: NotoArabic, "Segoe UI", Tahoma, Arial, sans-serif;--fs-display: clamp(2.75rem, 1.35rem + 6.1vw, 6rem);--fs-h1: clamp(2.35rem, 1.3rem + 4.6vw, 4.5rem);--fs-h2: clamp(1.9rem, 1.25rem + 2.7vw, 3.25rem);--fs-h3: clamp(1.3rem, 1.1rem + .75vw, 1.65rem);--fs-h4: 1.0625rem;--fs-lead: clamp(1.0625rem, 1rem + .4vw, 1.25rem);--fs-body: 1rem;--fs-sm: .875rem;--fs-meta: .75rem;--fs-mono: .6875rem;--tracking-display: -.045em;--tracking-tight: -.025em;--tracking-mono: .14em;--leading-tight: 1.04;--leading-snug: 1.25;--leading-body: 1.68;--leading-loose: 1.8;--s-1: 4px;--s-2: 8px;--s-3: 12px;--s-4: 16px;--s-5: 24px;--s-6: 32px;--s-7: 48px;--s-8: 64px;--s-9: 96px;--s-10: 128px;--section-y: clamp(5rem, 9vw, 10rem);--r-sm: 6px;--r-md: 10px;--r-lg: 16px;--r-xl: 22px;--r-full: 999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 12px 32px -12px rgba(0, 0, 0, .7);--shadow-lg: 0 28px 70px -24px rgba(0, 0, 0, .85);--shadow-accent: 0 18px 50px -26px rgba(198, 247, 122, .55);--blur-chrome: 18px;--dur-fast: .14s;--dur: .22s;--dur-slow: .38s;--dur-scene: .72s;--ease-out: cubic-bezier(.22, .85, .3, 1);--ease-in: cubic-bezier(.5, 0, .9, .4);--ease-spring: cubic-bezier(.3, 1.28, .42, 1);--ease-signal: cubic-bezier(.16, 1, .3, 1);--z-base: 0;--z-raised: 10;--z-dock: 30;--z-header: 40;--z-progress: 50;--z-dialog: 100;--shell: 1440px;--gutter: clamp(1.25rem, 4.4vw, 4.5rem);--measure: 64ch;--header-h: 72px;--tap: 44px}@supports (color: light-dark(white,black)){:root{color-scheme:light dark;--bg: light-dark(#f7f8fb, #06070a);--bg-alt: light-dark(#eef1f6, #0a0c11);--surface: light-dark(#ffffff, #0e1116);--surface-raised: light-dark(#ffffff, #131821);--surface-hover: light-dark(#e9edf4, #1a202b);--scrim: light-dark(rgba(12, 17, 23, .45), rgba(4, 5, 8, .72));--text: light-dark(#0c1117, #f2f4f8);--text-muted: light-dark(#454e5c, #a7afbf);--text-faint: light-dark(#5f6874, #838b9d);--text-on-action: light-dark(#17240a, #0d1305);--line: light-dark(rgba(12, 17, 23, .11), rgba(255, 255, 255, .09));--line-strong: light-dark( rgba(12, 17, 23, .22), rgba(255, 255, 255, .17) );--line-accent: light-dark( rgba(63, 98, 18, .42), rgba(198, 247, 122, .42) );--sheen: light-dark(transparent, rgba(255, 255, 255, .035));--sheen-strong: light-dark(transparent, rgba(255, 255, 255, .05));--grid-opacity: light-dark(.42, .55);--action: light-dark(#3f6212, #c6f77a);--action-fill: light-dark(#c6f77a, #c6f77a);--action-fill-hover: light-dark(#d7fb94, #d4ff92);--action-dim: light-dark(rgba(63, 98, 18, .12), rgba(198, 247, 122, .12));--glow-action: light-dark( rgba(101, 163, 13, .3), rgba(198, 247, 122, .32) );--edge: light-dark(rgba(12, 17, 23, .45), rgba(255, 255, 255, .38));--action-edge: light-dark(#65a30d, #c6f77a);--em-ink: light-dark(#4d7c0f, #c6f77a);--em-mark: light-dark(#c6f77a, rgba(198, 247, 122, .35));--signal: light-dark(#1d4ed8, #9cbfff);--growth: light-dark(#047857, #7fe3a8);--violet: light-dark(#6d28d9, #c6a2ff);--aqua: light-dark(#0e7490, #5fd6d0);--neutral: light-dark(#475569, #cdd5e3);--accent: var(--signal);--accent-soft: light-dark( rgba(29, 78, 216, .09), rgba(156, 191, 255, .13) );--accent-line: light-dark( rgba(29, 78, 216, .3), rgba(156, 191, 255, .34) );--shadow-sm: light-dark( 0 1px 2px rgba(15, 23, 42, .07), 0 1px 2px rgba(0, 0, 0, .4) );--shadow-md: light-dark( 0 12px 32px -14px rgba(15, 23, 42, .2), 0 12px 32px -12px rgba(0, 0, 0, .7) );--shadow-lg: light-dark( 0 28px 70px -26px rgba(15, 23, 42, .28), 0 28px 70px -24px rgba(0, 0, 0, .85) );--shadow-accent: light-dark( 0 18px 46px -26px rgba(101, 163, 13, .55), 0 18px 50px -26px rgba(198, 247, 122, .55) )}:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark}}@property --atmo{syntax: "<color>"; inherits: true; initial-value: rgba(156,191,255,.16);}[data-accent=signal]{--accent: var(--signal);--atmo: rgba(156, 191, 255, .16);--accent-soft: rgba(156, 191, 255, .13);--accent-line: rgba(156, 191, 255, .34)}[data-accent=growth]{--accent: var(--growth);--atmo: rgba(127, 227, 168, .15);--accent-soft: rgba(127, 227, 168, .12);--accent-line: rgba(127, 227, 168, .32)}[data-accent=violet]{--accent: var(--violet);--atmo: rgba(198, 162, 255, .16);--accent-soft: rgba(198, 162, 255, .13);--accent-line: rgba(198, 162, 255, .34)}[data-accent=aqua]{--accent: var(--aqua);--atmo: rgba(95, 214, 208, .15);--accent-soft: rgba(95, 214, 208, .12);--accent-line: rgba(95, 214, 208, .32)}[data-accent=neutral]{--accent: var(--neutral);--atmo: rgba(205, 213, 227, .12);--accent-soft: rgba(205, 213, 227, .1);--accent-line: rgba(205, 213, 227, .28)}@supports (color: light-dark(white,black)){[data-accent=signal]{--atmo: light-dark(rgba(29, 78, 216, .07), rgba(156, 191, 255, .16));--accent-soft: light-dark( rgba(29, 78, 216, .09), rgba(156, 191, 255, .13) );--accent-line: light-dark( rgba(29, 78, 216, .3), rgba(156, 191, 255, .34) )}[data-accent=growth]{--atmo: light-dark(rgba(4, 120, 87, .07), rgba(127, 227, 168, .15));--accent-soft: light-dark( rgba(4, 120, 87, .09), rgba(127, 227, 168, .12) );--accent-line: light-dark( rgba(4, 120, 87, .28), rgba(127, 227, 168, .32) )}[data-accent=violet]{--atmo: light-dark(rgba(109, 40, 217, .07), rgba(198, 162, 255, .16));--accent-soft: light-dark( rgba(109, 40, 217, .09), rgba(198, 162, 255, .13) );--accent-line: light-dark( rgba(109, 40, 217, .28), rgba(198, 162, 255, .34) )}[data-accent=aqua]{--atmo: light-dark(rgba(14, 116, 144, .07), rgba(95, 214, 208, .15));--accent-soft: light-dark( rgba(14, 116, 144, .09), rgba(95, 214, 208, .12) );--accent-line: light-dark( rgba(14, 116, 144, .28), rgba(95, 214, 208, .32) )}[data-accent=neutral]{--atmo: light-dark(rgba(71, 85, 105, .06), rgba(205, 213, 227, .12));--accent-soft: light-dark( rgba(71, 85, 105, .08), rgba(205, 213, 227, .1) );--accent-line: light-dark( rgba(71, 85, 105, .24), rgba(205, 213, 227, .28) )}}*,*:before,*:after{box-sizing:border-box}html{color-scheme:dark;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + var(--s-5));-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:var(--fs-body);font-weight:400;font-synthesis:none;line-height:var(--leading-body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}h1,h2,h3,h4,p,figure,dl,dd,ol,ul{margin:0}ol,ul{padding:0;list-style:none}img,svg{display:block;max-width:100%}img{height:auto}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit;letter-spacing:inherit}button{border:0;background:none;padding:0}button,select,summary,[role=button]{cursor:pointer}a,button,summary,select,input{-webkit-tap-highlight-color:transparent;touch-action:manipulation}summary::-webkit-details-marker{display:none}summary{list-style:none}::selection{background:var(--action-fill);color:var(--text-on-action)}:focus{outline:none}:focus-visible{outline:2px solid var(--action);outline-offset:4px;border-radius:var(--r-sm)}button:focus-visible,select:focus-visible,summary:focus-visible{outline-offset:3px}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:calc(var(--z-dialog) + 1);inset-block-start:var(--s-3);inset-inline-start:var(--s-3);padding:var(--s-3) var(--s-5);border-radius:var(--r-md);background:var(--action-fill);color:var(--text-on-action);font-size:var(--fs-sm);font-weight:600;transform:translateY(-160%);transition:transform var(--dur) var(--ease-out)}.skip-link:focus-visible{transform:translateY(0)}.trace-site{position:relative;isolation:isolate;min-height:100dvh}.trace-site:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:96px 96px;mask-image:radial-gradient(120% 80% at 50% 0%,rgba(0,0,0,.5),transparent 62%);opacity:var(--grid-opacity)}@font-face{font-family:Manrope;src:url(/fonts/manrope-latin.woff2) format("woff2");font-weight:200 800;font-style:normal;font-display:swap}@font-face{font-family:NotoArabic;src:url(/fonts/noto-arabic-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:optional}@font-face{font-family:NotoArabic;src:url(/fonts/noto-arabic-600.woff2) format("woff2");font-weight:500 800;font-style:normal;font-display:optional}h1,h2,h3,h4{font-weight:600;letter-spacing:var(--tracking-tight);line-height:var(--leading-snug);text-wrap:balance}.t-display,h1{font-size:var(--fs-h1);letter-spacing:var(--tracking-display);line-height:var(--leading-tight)}h2{font-size:var(--fs-h2);letter-spacing:var(--tracking-display);line-height:1.08}h3{font-size:var(--fs-h3)}h4{font-size:var(--fs-h4)}p{color:var(--text-muted);text-wrap:pretty}.t-lead{font-size:var(--fs-lead);line-height:var(--leading-body);color:var(--text-muted);max-width:var(--measure)}.t-body{max-width:var(--measure)}.mono{font-family:var(--font-mono);font-size:var(--fs-mono);font-weight:500;letter-spacing:var(--tracking-mono);line-height:1.6;text-transform:uppercase;color:var(--text-faint);font-variant-numeric:tabular-nums}.eyebrow{display:flex;align-items:center;gap:var(--s-2);font-family:var(--font-mono);font-size:var(--fs-mono);font-weight:600;letter-spacing:var(--tracking-mono);text-transform:uppercase;color:var(--text-faint)}.eyebrow b{color:var(--accent);font-weight:600}.tabular{font-variant-numeric:tabular-nums}.t-caption{font-size:var(--fs-meta);line-height:1.6;color:var(--text-faint)}[lang=ar]{font-family:var(--font-arabic)}[lang=ar] .mono,[lang=ar] .eyebrow{font-family:var(--font-arabic);letter-spacing:0;text-transform:none;font-size:var(--fs-meta)}[lang=ar] [lang=en],[lang=ar] .mono[dir=ltr]{font-family:var(--font-mono)}[lang=ar] h1,[lang=ar] h2,[lang=ar] h3{letter-spacing:0;line-height:1.4}[lang=ar] p,[lang=ar] .t-lead{line-height:2}[lang=ar] .hero__headline em:after{display:none}[lang=de] h1,[lang=de] h2{hyphens:auto}.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}main:focus{outline:none}.section{padding-block:var(--section-y);position:relative}.section--tight{padding-block:clamp(3.5rem,6vw,6rem)}.section--alt{background:linear-gradient(180deg,transparent,var(--bg-alt) 18% 82%,transparent)}.section-head{margin-bottom:clamp(2.5rem,4.5vw,4.5rem)}.section-head__meta{display:flex;align-items:center;justify-content:space-between;gap:var(--s-4);padding-block:var(--s-3);border-block:1px solid var(--line);border-inline:0}.section-head__index{display:flex;align-items:center;gap:var(--s-2)}.section-head__index:before{content:"";width:5px;height:5px;border-radius:var(--r-full);background:var(--accent);flex:none}.section-head__body{display:grid;gap:clamp(var(--s-4),2.5vw,var(--s-7));align-items:end;margin-top:clamp(var(--s-5),3vw,var(--s-7))}@media(min-width:900px){.section-head__body{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}}.section-head__body h2{max-width:16ch}.section-head__aside{display:flex;flex-direction:column;gap:var(--s-3);align-items:flex-start}.split{display:grid;gap:clamp(var(--s-6),5vw,var(--s-9))}@media(min-width:900px){.split--about{grid-template-columns:minmax(220px,.62fr) minmax(0,1fr);align-items:start}.split--contact{grid-template-columns:minmax(0,1fr) minmax(0,.85fr);align-items:start}}.rule{height:1px;border:0;margin:0;background:var(--line)}.stack-2{display:grid;gap:var(--s-2)}.stack-3{display:grid;gap:var(--s-3)}.stack-4{display:grid;gap:var(--s-4)}.stack-5{display:grid;gap:var(--s-5)}.btn{position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;gap:var(--s-2);min-height:var(--tap);padding:var(--s-3) var(--s-5);border-radius:var(--r-full);border:1px solid var(--edge);background:transparent;color:var(--text);font-size:var(--fs-sm);font-weight:600;letter-spacing:-.005em;white-space:nowrap;transition:background var(--dur) var(--ease-out),border-color var(--dur) var(--ease-out),color var(--dur) var(--ease-out),transform var(--dur-fast) var(--ease-out)}.btn:hover{border-color:var(--line-accent)}.btn:active{transform:scale(.98)}.btn:before{content:"";position:absolute;inset:0;border-radius:inherit;background:var(--surface-hover);transform:scaleX(0);transform-origin:left center;transition:transform var(--dur-slow) var(--ease-out);z-index:0}[dir=rtl] .btn:before{transform-origin:right center}.btn:hover:before,.btn:focus-visible:before{transform:scaleX(1)}.btn--primary:before{background:var(--action-fill-hover)}.btn>*{position:relative;z-index:1}.btn__label{transition:transform var(--dur) var(--ease-out)}.btn:hover .btn__label{transform:translate(-2px)}[dir=rtl] .btn:hover .btn__label{transform:translate(2px)}.btn--primary{background:var(--action-fill);border-color:var(--action-edge);color:var(--text-on-action);box-shadow:var(--shadow-accent)}.btn--primary:hover{border-color:var(--action-fill-hover);color:var(--text-on-action)}.btn--lg{min-height:56px;padding-inline:var(--s-7);font-size:var(--fs-body)}.btn--icon{min-width:var(--tap);padding-inline:var(--s-3)}.link{display:inline-flex;align-items:center;gap:var(--s-2);min-height:var(--tap);font-size:var(--fs-sm);font-weight:600;color:var(--text);transition:color var(--dur) var(--ease-out)}.link:hover{color:var(--accent)}.link--muted{color:var(--text-muted);font-weight:500}.link--accent{color:var(--accent)}.arrow{flex:none;transition:transform var(--dur) var(--ease-out)}[dir=rtl] .arrow:not(.arrow--down){transform:scaleX(-1)}.link:hover .arrow:not(.arrow--down),.btn:hover .arrow:not(.arrow--down),a:hover>.arrow:not(.arrow--down){transform:translate(.18em,-.18em)}[dir=rtl] .link:hover .arrow:not(.arrow--down),[dir=rtl] .btn:hover .arrow:not(.arrow--down),[dir=rtl] a:hover>.arrow:not(.arrow--down){transform:scaleX(-1) translate(.18em,-.18em)}.link:hover .arrow--down,.btn:hover .arrow--down{transform:translateY(.18em)}.chips{display:flex;flex-wrap:wrap;gap:var(--s-2)}.chip{display:inline-flex;align-items:center;gap:var(--s-2);padding:6px var(--s-3);border:1px solid var(--line);border-radius:var(--r-full);background:var(--surface);color:var(--text-muted);font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.06em;white-space:nowrap}.chip--accent{border-color:var(--accent-line);background:var(--accent-soft);color:var(--text)}.dot{width:7px;height:7px;flex:none;border-radius:var(--r-full);background:var(--accent);box-shadow:0 0 0 0 var(--accent-line)}.panel{border:1px solid var(--line);border-radius:var(--r-lg);background:linear-gradient(180deg,var(--sheen),transparent 42%),var(--surface)}.panel--raised{background:linear-gradient(180deg,var(--sheen-strong),transparent 40%),var(--surface-raised);box-shadow:var(--shadow-md)}.facts{display:grid;gap:0}.facts>div{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:var(--s-3);padding-block:var(--s-3);border-bottom:1px solid var(--line)}.facts dt{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:var(--tracking-mono);text-transform:uppercase;color:var(--text-faint)}.facts dd{margin:0;font-size:var(--fs-sm);color:var(--text);text-align:end}@media(max-width:479px){.facts>div{flex-direction:column;align-items:flex-start;gap:var(--s-1)}.facts dd{text-align:start}}[lang=ar] .facts dt{letter-spacing:0;text-transform:none;font-size:var(--fs-meta)}.header__link-bg,.stage__tab-bg{position:absolute;inset:0;border-radius:var(--r-full)}@keyframes trace-rise{0%{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}@keyframes trace-draw{0%{transform:scaleY(0)}to{transform:scaleY(1)}}@keyframes trace-sweep{0%{opacity:0;clip-path:inset(0 100% 0 0)}to{opacity:1;clip-path:inset(0 0 0 0)}}@keyframes trace-pulse{0%{box-shadow:0 0 0 0 var(--accent-line)}70%{box-shadow:0 0 0 7px transparent}to{box-shadow:0 0 0 0 transparent}}@keyframes trace-packet{0%{offset-distance:0%;opacity:0}12%{opacity:1}88%{opacity:1}to{offset-distance:100%;opacity:0}}@keyframes trace-travel{0%{transform:translateY(-100%);opacity:0}22%{opacity:1}78%{opacity:1}to{transform:translateY(100%);opacity:0}}.word{display:inline-block;overflow:hidden;vertical-align:bottom;padding-block-end:.14em;margin-block-end:-.14em}.word__in{display:inline-block}.hero__headline .word:not(:last-child){margin-inline-end:.26em}@keyframes enter-rise{0%{transform:translateY(26px)}to{transform:none}}@keyframes word-rise{0%{transform:translateY(108%)}to{transform:none}}@keyframes underline-draw{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@media(prefers-reduced-motion:no-preference){.word__in{animation:word-rise var(--dur-scene) var(--ease-signal) backwards}.hero__prelude .word__in{animation-delay:90ms}.hero__headline .word:nth-child(1) .word__in{animation-delay:.21s}.hero__headline .word:nth-child(2) .word__in{animation-delay:.29s}.hero__headline .word:nth-child(3) .word__in{animation-delay:.37s}.hero__headline .word:nth-child(n+4) .word__in{animation-delay:.45s}.hero__headline em:after{transform-origin:left center;animation:underline-draw var(--dur-slow) var(--ease-out) .98s backwards}[dir=rtl] .hero__headline em:after{transform-origin:right center}.enter{animation:enter-rise var(--dur-scene) var(--ease-out) backwards}.enter-1{animation-delay:60ms}.enter-3{animation-delay:.42s}.enter-4{animation-delay:.51s}.enter-5{animation-delay:.59s}@keyframes stage-assemble{0%{opacity:0;transform:translateZ(-150px) translateY(30px)}to{opacity:1;transform:translateZ(var(--depth, 0px)) translateY(0)}}@keyframes connector-draw{0%{transform:scaleY(0)}to{transform:scaleY(1)}}.stage__layer{animation:stage-assemble .82s var(--ease-signal) backwards}.stage__layer[data-index="0"]{animation-delay:.43s}.stage__layer[data-index="1"]{animation-delay:.51s}.stage__layer[data-index="2"]{animation-delay:.59s}.stage__connector{transform-origin:top;animation:connector-draw var(--dur-slow) var(--ease-out) backwards}.stage__scene>:nth-child(2){animation-delay:.64s}.stage__scene>:nth-child(4){animation-delay:.72s}}@supports (animation-timeline: view()){@media(prefers-reduced-motion:no-preference){.reveal{animation:trace-rise linear both;animation-timeline:view();animation-range:entry 4% entry 88%}.reveal-group>*{animation:trace-rise linear both;animation-timeline:view()}.reveal-group>*:nth-child(1){animation-range:entry 2% entry 70%}.reveal-group>*:nth-child(2){animation-range:entry 8% entry 76%}.reveal-group>*:nth-child(3){animation-range:entry 14% entry 82%}.reveal-group>*:nth-child(4){animation-range:entry 20% entry 88%}.reveal-group>*:nth-child(n+5){animation-range:entry 26% entry 94%}.trace-line{transform-origin:top;animation:trace-draw linear both;animation-timeline:view();animation-range:entry 0% cover 34%}[dir=rtl] .trace-line{transform-origin:top}.progress-trace{transform-origin:left;animation:progress-scale linear;animation-timeline:scroll()}[dir=rtl] .progress-trace{transform-origin:right}@keyframes progress-scale{0%{transform:scaleX(0)}to{transform:scaleX(1)}}.dock{animation:dock-in linear both;animation-timeline:scroll();animation-range:220px 420px}@keyframes 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.rail__dot{background:var(--action);border-color:var(--action)}.rail__period{grid-column:2;color:var(--text-faint)}.rail__identity{grid-column:2;display:grid;gap:2px}.rail__identity strong{font-size:var(--fs-h4);font-weight:600;letter-spacing:-.015em}.rail__identity>span{font-size:var(--fs-meta);color:var(--text-muted)}.rail__icon{grid-column:3;grid-row:1 / -1;color:var(--text-faint);transition:transform var(--dur) var(--ease-out)}.rail__row[open] .rail__icon{transform:rotate(45deg)}.rail__detail{display:grid;gap:var(--s-4);justify-items:start;padding-inline-start:calc(9px + var(--s-4));padding-bottom:var(--s-6);max-width:var(--measure)}@media(min-width:760px){.rail__summary{grid-template-columns:auto 190px minmax(0,1fr) auto}.rail__period{grid-column:2}.rail__identity{grid-column:3}.rail__icon{grid-column:4}.rail__detail{padding-inline-start:calc(9px + 190px + var(--s-4) * 2)}}.portrait{position:relative;margin:0;display:grid;gap:var(--s-3);justify-items:start}.portrait img{width:100%;max-width:320px;border:1px solid var(--line);border-radius:var(--r-lg);filter:grayscale(.3) contrast(1.04)}.about__body{display:grid;gap:var(--s-5);align-content:start}.about__facts{margin-top:var(--s-2)}@media(max-width:899px){.portrait img{max-width:168px}}.publication{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:start;gap:var(--s-4);padding:var(--s-5);transition:border-color var(--dur) var(--ease-out),background var(--dur) var(--ease-out)}.publication:hover{border-color:var(--accent-line);background:var(--surface-raised)}.publication__index{color:var(--accent)}.publication__body{display:grid;gap:var(--s-2)}.publication__body h3{font-size:clamp(1.15rem,1rem + 1vw,1.75rem);max-width:30ch}.publication__body p{font-size:var(--fs-sm)}.publication__arrow{color:var(--text-faint)}.publication:hover .publication__arrow{color:var(--accent)}.contact{padding-block:clamp(3rem,6vw,6rem)}.contact__node{display:grid;justify-items:center;margin-block:clamp(2.5rem,6vw,5rem)}.contact__inbound{position:relative;display:flex;justify-content:space-around;width:min(100%,560px)}.contact__feed{position:relative;flex:1 1 0;display:grid;justify-items:center;padding-bottom:30px;color:var(--text-faint)}.contact__stub{position:absolute;inset-block-end:0;inset-inline-start:50%;width:1px;height:26px;transform-origin:top;background:var(--line-strong)}.contact__bus{position:absolute;inset-block-end:0;inset-inline:16.667%;height:1px;transform-origin:center;background:var(--line-strong)}.contact__trunk{width:1px;height:38px;transform-origin:top;background:linear-gradient(var(--line-strong),var(--action))}.contact__core{position:relative;width:18px;height:18px;border-radius:var(--r-full);background:var(--action);box-shadow:0 0 0 7px var(--action-dim),0 0 0 18px var(--action-dim),0 0 44px var(--glow-action)}.contact__core i{position:absolute;inset:5px;border-radius:var(--r-full);background:var(--bg)}.contact__title{font-size:clamp(2.25rem,1.3rem + 4vw,4.25rem);letter-spacing:var(--tracking-display);line-height:1.02}.contact__action{display:grid;gap:var(--s-4);justify-items:start}.contact__reply{color:var(--text-faint)}.contact__links{display:grid;gap:var(--s-6);margin-top:clamp(3rem,6vw,5rem);padding-top:var(--s-5);border-top:1px solid var(--line)}@media(min-width:760px){.contact__links{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}.contact__direct,.contact__elsewhere{display:grid;gap:var(--s-3);align-content:start}.contact__elsewhere>div{display:flex;flex-wrap:wrap;gap:var(--s-2) var(--s-6)}.contact__direct a,.contact__elsewhere a{display:inline-flex;align-items:center;gap:var(--s-3);min-height:var(--tap);font-size:var(--fs-sm);font-weight:600;color:var(--text-muted);transition:color var(--dur) var(--ease-out)}.contact__direct a{font-size:var(--fs-lead);color:var(--text)}.contact__direct a:hover,.contact__elsewhere a:hover{color:var(--action)}.legal{display:grid;gap:var(--s-5);justify-items:start;max-width:800px;padding-block:clamp(3rem,8vw,7rem) clamp(4rem,10vw,9rem)}.legal__body{display:grid;gap:var(--s-4)}.legal__body h2{margin-top:var(--s-4);font-size:var(--fs-h3);letter-spacing:var(--tracking-tight)}[data-mode=brief] .hero{padding-block:var(--s-6) var(--s-7)}[data-mode=brief] .hero__inner{grid-template-columns:minmax(0,1fr)}[data-mode=brief] .hero__title{font-size:clamp(2rem,1.3rem + 3.2vw,3.5rem)}[data-mode=brief] .hero__intro{max-width:62ch}[data-mode=brief] .hero__scroll{display:none}[data-mode=brief] .section{padding-block:clamp(3rem,5vw,5rem)}[data-mode=brief] .chapter{padding-block:clamp(2rem,3.5vw,3rem)}[data-mode=brief] .diagram{aspect-ratio:21 / 9}@media(min-width:900px){[data-mode=brief] .chapter{grid-template-columns:minmax(0,1fr) minmax(0,.62fr)}}[data-mode=brief] .contact__node{display:none}.rail__wrap{position:relative}.rail__trace{position:absolute;z-index:0;inset-inline-start:4px;inset-block:42px 46px;width:1px;pointer-events:none}.rail__trace i{display:block;width:100%;height:100%;transform-origin:top;background:linear-gradient(var(--signal),var(--action))}.capabilities-section{transition:--atmo .6s var(--ease-out)}.proof-rail{display:flex;flex-wrap:wrap;gap:var(--s-2) var(--s-5);margin-bottom:var(--s-6);padding-bottom:var(--s-4);border-bottom:1px solid var(--line)}.proof-rail__item{display:inline-flex;align-items:center;gap:var(--s-2);font-family:var(--font-mono);font-size:var(--fs-mono);font-weight:600;letter-spacing:var(--tracking-mono);text-transform:uppercase;color:var(--text-faint);transition:color var(--dur) var(--ease-out),opacity var(--dur) var(--ease-out);opacity:.45}.proof-rail__item[data-lit]{opacity:1;color:var(--text-muted)}.proof-rail__dot{width:6px;height:6px;border-radius:var(--r-full);background:var(--line-strong);transition:background var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out)}.proof-rail__item[data-lit] .proof-rail__dot{background:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}@media(max-width:639px){.proof-rail{display:none}}.capability__frame{position:absolute;inset:0;z-index:0;border-radius:var(--r-lg);border:1px solid var(--accent-line);background:linear-gradient(160deg,var(--accent-soft),transparent 68%);pointer-events:none}.capability>*:not(.capability__frame){position:relative;z-index:1}.capability[data-focus]{border-color:transparent}@media(pointer:coarse){.proof-rail__item{opacity:1}}.faq__list{display:grid;border-top:1px solid var(--line)}.faq__item{border-bottom:1px solid var(--line)}.faq__question{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:var(--s-3) var(--s-4);min-height:72px;padding-block:var(--s-4);cursor:pointer;transition:color var(--dur) var(--ease-out)}.faq__question::-webkit-details-marker,.faq__question::marker{display:none;content:""}.faq__index{color:var(--text-faint);transition:color var(--dur) var(--ease-out)}.faq__row[open] .faq__index{color:var(--action)}.faq__question h3{font-size:var(--fs-h4);font-weight:600;letter-spacing:-.01em;color:var(--text-muted);transition:color var(--dur) var(--ease-out)}.faq__question:hover h3,.faq__row[open] .faq__question h3{color:var(--text)}.faq__icon{flex:none;color:var(--text-faint);transition:transform var(--dur) var(--ease-out)}.faq__row[open] .faq__icon{transform:rotate(45deg)}.faq__answer{padding-inline-start:calc(var(--s-4) + 2.25rem);padding-block-end:var(--s-5);max-width:72ch;color:var(--text-muted)}@media(max-width:599px){.faq__answer{padding-inline-start:0}}@media(prefers-reduced-motion:no-preference){@supports selector(details::details-content){.faq__row{interpolate-size:allow-keywords}.faq__row::details-content{block-size:0;overflow:hidden;opacity:0;transition:block-size var(--dur-slow) var(--ease-out),content-visibility var(--dur-slow) allow-discrete,opacity var(--dur) var(--ease-out)}.faq__row[open]::details-content{block-size:auto;opacity:1}}}[data-mode=brief] .faq__answer{display:block}.case{padding-block:clamp(2rem,4vw,3.5rem) clamp(4rem,8vw,7rem)}.case__back{margin-bottom:var(--s-5);color:var(--text-faint)}.case__head{display:grid;gap:var(--s-4);justify-items:start;padding-bottom:clamp(2rem,4vw,3rem);border-bottom:1px solid var(--line)}.case__head h1{font-size:clamp(2.5rem,1.4rem + 5vw,5rem)}.case__head .t-lead{max-width:40ch}.case__visual{margin-block:clamp(2rem,4vw,3.5rem)}.case__visual .diagram{aspect-ratio:auto;height:clamp(18.75rem,30vw,26rem)}.case__layout{display:grid;gap:clamp(2rem,5vw,4.5rem)}@media(min-width:1000px){.case__layout{grid-template-columns:224px minmax(0,1fr);align-items:start}}.case__index{display:grid;gap:var(--s-4);align-content:start}@media(min-width:1000px){.case__index{position:sticky;inset-block-start:calc(var(--header-h) + var(--s-5))}}.case__index-title{padding-bottom:var(--s-3);border-bottom:1px solid var(--line)}.case__index ol{display:grid}.case__index a{display:flex;align-items:center;gap:var(--s-3);min-height:var(--tap);font-size:var(--fs-meta);font-weight:600;color:var(--text-faint);transition:color var(--dur) var(--ease-out)}.case__index a .mono{transition:color var(--dur) var(--ease-out)}.case__index a:hover,.case__index a[aria-current]{color:var(--text)}.case__index a[aria-current] .mono{color:var(--accent)}.case__sources{display:grid;gap:var(--s-2);padding-top:var(--s-4);border-top:1px solid var(--line)}.case__sources .link{font-size:var(--fs-meta)}@media(max-width:999px){.case__index ol{display:flex;flex-wrap:wrap;gap:var(--s-2) var(--s-5)}}.case__content{display:grid;gap:clamp(2.5rem,5vw,4rem)}.case__chapter{display:grid;gap:var(--s-3);scroll-margin-top:calc(var(--header-h) + var(--s-6))}.case__chapter h2{font-size:clamp(1.5rem,1.1rem + 1.6vw,2.25rem);letter-spacing:var(--tracking-tight);max-width:22ch}.case__chapter p{max-width:var(--measure);font-size:var(--fs-lead)}.case__flow{position:relative;display:grid;gap:0;margin-top:var(--s-2);max-width:520px}.case__flow li{position:relative;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:var(--s-4);padding:var(--s-3) 0}.case__flow li:not(:last-child):before{content:"";position:absolute;inset-inline-start:12px;inset-block:50% -50%;width:1px;background:var(--accent-line)}.case__flow .mono{position:relative;z-index:1;display:grid;place-items:center;width:25px;height:25px;border:1px solid var(--accent-line);border-radius:var(--r-full);background:var(--bg);color:var(--accent);font-size:9px}.case__flow li>span:last-child{font-size:var(--fs-sm);color:var(--text)}.case__evidence{padding:var(--s-5);border:1px solid var(--line);border-inline-start:2px solid var(--accent-line);border-radius:var(--r-md);background:var(--bg-alt)}.case__evidence p{font-size:var(--fs-sm)}.case__next{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:var(--s-2) var(--s-4);margin-top:clamp(3rem,6vw,5rem);padding:var(--s-5);transition:border-color var(--dur) var(--ease-out),background var(--dur) var(--ease-out)}.case__next:hover{border-color:var(--line-accent);background:var(--surface-raised)}.case__next .mono{grid-column:1}.case__next strong{grid-column:1;font-size:clamp(1.35rem,1.1rem + 1.2vw,2rem);font-weight:600;letter-spacing:var(--tracking-tight)}.case__next .arrow{grid-column:2;grid-row:1 / -1;color:var(--action)}.case__flow-trace{position:absolute;z-index:0;inset-inline-start:12px;inset-block:28px 28px;width:1px;pointer-events:none}.case__flow-trace i{display:block;width:100%;height:100%;transform-origin:top;background:linear-gradient(var(--accent),var(--action))}.case__flow-mark{position:relative;z-index:1}.case__index a{position:relative;isolation:isolate;padding-inline:var(--s-3);margin-inline:calc(var(--s-3) * -1);border-radius:var(--r-sm)}.case__index a>*:not(.case__index-marker){position:relative;z-index:1}.case__index-marker{position:absolute;inset:2px 0;z-index:0;border-radius:var(--r-sm);background:var(--accent-soft);box-shadow:inset 2px 0 0 0 var(--accent);pointer-events:none}[dir=rtl] .case__index-marker{box-shadow:inset -2px 0 0 0 var(--accent)}.case__tilt{position:relative;isolation:isolate;border-radius:var(--r-lg)}.case__tilt>.spotlight{z-index:2;opacity:.75}