@charset "UTF-8";
/* æmeth — one stylesheet. Warm paper, ink, and one brick-red letter. */

@font-face{font-family:"Fraunces";font-style:normal;font-weight:300 700;font-display:swap;src:url(fonts/fraunces.woff2) format("woff2")}
@font-face{font-family:"Fraunces";font-style:italic;font-weight:300 700;font-display:swap;src:url(fonts/fraunces-italic.woff2) format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:400 700;font-display:swap;src:url(fonts/inter.woff2) format("woff2")}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:400 700;font-display:swap;src:url(fonts/jetbrains-mono.woff2) format("woff2")}

:root{
  --paper:#f6f2ea;--paper-2:#ede7da;--paper-3:#e3dccb;
  --ink:#17140f;--ink-2:#46403a;--ink-3:#7a7366;--line:#d8d0bf;--line-2:#c4bba6;
  --aleph:#a1301f;--aleph-2:#7e2417;--aleph-soft:rgba(161,48,31,.08);
  --night:#17140f;--night-2:#221e18;--night-line:#3a342b;--night-fg:#efe9dd;--night-fg-2:#b9b1a2;--night-aleph:#e0674f;
  --serif:"Fraunces","Iowan Old Style","Palatino Linotype","Book Antiqua",Georgia,"Hiragino Mincho ProN","Yu Mincho","Noto Serif JP",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue","Hiragino Sans","Noto Sans JP",Arial,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --max:1240px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:5rem;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-optical-sizing:auto}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--aleph);outline-offset:4px;border-radius:2px}
p{margin:0 0 1rem}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:500;letter-spacing:-.015em;line-height:1.1;text-wrap:balance}
h1{font-size:clamp(2.6rem,6vw,5.6rem);line-height:1.02;letter-spacing:-.03em}
h2{font-size:clamp(2rem,4vw,3.4rem);letter-spacing:-.025em}
h3{font-size:1.35rem;line-height:1.3}
h4{font-family:var(--sans);font-weight:600;font-size:1rem;letter-spacing:0}
html[lang=ja] h1,html[lang=ja] h2,html[lang=ja] h3{font-family:"Hiragino Mincho ProN","Yu Mincho","Noto Serif JP","Fraunces",serif;font-weight:600;letter-spacing:0}
html[lang=ja] h1{font-size:clamp(2.1rem,5vw,4.4rem);line-height:1.22}
html[lang=ja] h2{font-size:clamp(1.7rem,3.4vw,2.8rem);line-height:1.3}
html[lang=ja] h3{font-size:1.25rem;line-height:1.5}
html[lang=ja] body,html[lang=ja] p{line-height:1.9}
.mono,.eyebrow,.kicker{font-family:var(--mono)}
.wrap{width:min(var(--max),calc(100% - 3rem));margin-inline:auto}
.skip{position:absolute;left:1rem;top:-5rem;z-index:20;padding:.6rem 1rem;background:var(--ink);color:var(--paper)}
.skip:focus{top:1rem}

/* wordmark ------------------------------------------------------------ */
.wm{font-family:var(--serif);font-weight:500;letter-spacing:-.03em;line-height:1;white-space:nowrap;font-variation-settings:"opsz" 144}
.wm .ae{color:var(--aleph);transition:opacity .5s ease,letter-spacing .5s ease}
.wm .ae.erased{opacity:0;letter-spacing:-.6em}
.wm.uc{letter-spacing:-.015em}
.night .wm .ae{color:var(--night-aleph)}

/* header --------------------------------------------------------------- */
.top{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:2rem;height:4.25rem}
.top .wm{font-size:1.9rem}
.top nav{display:flex;gap:1.6rem;margin-left:auto;font-size:.9rem;color:var(--ink-2)}
.top nav a:hover{color:var(--ink)}
.lang{font-family:var(--mono);font-size:.78rem;padding:.4rem .7rem;border:1px solid var(--line-2);border-radius:999px;color:var(--ink-2)}
.lang:hover{border-color:var(--ink);color:var(--ink)}

/* hero ----------------------------------------------------------------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:3rem;align-items:center;min-height:min(84vh,860px);padding:5rem 0 4.5rem}
.eyebrow{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--aleph);margin:0 0 1.6rem}
.eyebrow.mute{color:var(--ink-3)}
.lede{font-size:clamp(1.05rem,1.5vw,1.25rem);color:var(--ink-2);max-width:36em;margin-top:1.8rem}
.actions{display:flex;flex-wrap:wrap;gap:.8rem 1rem;margin-top:2.2rem}
.btn{display:inline-flex;align-items:center;gap:.6rem;padding:.9rem 1.3rem;border:1px solid var(--ink);border-radius:999px;font-weight:500;font-size:.95rem;line-height:1;transition:background .2s,color .2s}
.btn:hover{background:var(--ink);color:var(--paper)}
.btn.primary{background:var(--ink);color:var(--paper)}
.btn.primary:hover{background:var(--aleph);border-color:var(--aleph)}
.btn .arr{font-family:var(--mono);font-size:.9em}
.night .btn{border-color:var(--night-fg-2);color:var(--night-fg)}
.night .btn:hover{background:var(--night-fg);color:var(--night)}
.night .btn.primary{background:var(--night-fg);color:var(--night)}
.night .btn.primary:hover{background:var(--night-aleph);border-color:var(--night-aleph);color:var(--night)}
.hero-note{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;margin-top:3rem;padding-top:1.2rem;border-top:1px solid var(--line);font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;color:var(--ink-3);text-transform:uppercase}
.hero-note span::before{content:"·";margin-right:1.4rem;color:var(--line-2)}
.hero-note span:first-child::before{content:none;margin:0}
.glyph{justify-self:end;width:min(100%,420px);aspect-ratio:1;position:relative}
.glyph svg{width:100%;height:100%;display:block;overflow:visible}
.glyph path{fill:var(--aleph)}
.glyph .ring{fill:none;stroke:var(--line-2);stroke-width:.6;stroke-dasharray:1.4 2.2}
.glyph figcaption{position:absolute;left:0;bottom:-2.2rem;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;color:var(--ink-3)}

/* sections ------------------------------------------------------------- */
.section{padding:6rem 0}
.section.tight{padding:4.5rem 0}
.head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,3fr);gap:2rem;align-items:start;margin-bottom:3rem}
.head .eyebrow{margin:.5rem 0 0}
.head p{color:var(--ink-2);max-width:44em;font-size:1.08rem;margin:1.2rem 0 0}
.night{background:var(--night);color:var(--night-fg)}
.night .head p,.night .muted{color:var(--night-fg-2)}
.night .eyebrow{color:var(--night-aleph)}
.paper-2{background:var(--paper-2)}
.muted{color:var(--ink-3)}
hr.rule{border:0;border-top:1px solid var(--line);margin:0}

/* three columns -------------------------------------------------------- */
.cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2.5rem 3rem}
.col{border-top:1px solid var(--ink);padding-top:1.4rem;display:flex;flex-direction:column;gap:.7rem;min-height:100%}
.col .kicker{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.col h3{font-size:1.6rem}
.col p{color:var(--ink-2);margin:0;font-size:.98rem}
.col .more{margin-top:auto;padding-top:.8rem;font-size:.92rem;border-bottom:1px solid transparent;align-self:flex-start}
.col .more:hover{border-color:currentColor}
.col.aleph{border-top-color:var(--aleph)}
.col.aleph h3{color:var(--aleph)}

/* flow diagram --------------------------------------------------------- */
.flow{margin:2.5rem 0 1rem;border:1px solid var(--night-line);border-radius:14px;padding:2rem;background:var(--night-2)}
.flow svg{width:100%;height:auto;display:block;font-family:var(--sans)}
.flow .lbl{font-family:var(--mono);font-size:11px;letter-spacing:.12em;fill:var(--night-aleph)}
.flow .ttl{font-family:var(--serif);font-size:22px;fill:var(--night-fg);font-weight:500}
.flow .txt{font-size:13px;fill:var(--night-fg-2)}
.flow .box{fill:var(--night);stroke:var(--night-line);stroke-width:1}
.flow .seal{fill:none;stroke:var(--night-aleph);stroke-width:1.6}
.flow .spine{fill:none;stroke:var(--night-aleph);stroke-width:1.2;stroke-dasharray:3 5}
.flow .arrow{fill:none;stroke:var(--night-fg-2);stroke-width:1.2}
.flow .cap{font-family:var(--mono);font-size:11px;fill:var(--night-fg-2);letter-spacing:.06em}
.flow-list{display:none;list-style:none;padding:0;margin:2rem 0 1rem;border:1px solid var(--night-line);border-radius:14px;background:var(--night-2);overflow:hidden}
.flow-list li{padding:1.3rem 1.2rem;border-top:1px solid var(--night-line)}.flow-list li:first-child{border-top:0}.flow-list .lbl{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;color:var(--night-aleph);margin-bottom:.4rem}.flow-list b{font-family:var(--serif);font-weight:500;font-size:1.35rem}.flow-list p{margin:.4rem 0 0;font-size:.9rem;color:var(--night-fg-2)}
.flow-note{font-size:.85rem;color:var(--night-fg-2);max-width:60em}
.modules{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--night-line);border:1px solid var(--night-line);border-radius:14px;overflow:hidden;margin-top:2.5rem}
.module{background:var(--night);padding:1.4rem 1.4rem 1.5rem;display:flex;flex-direction:column;gap:.5rem;transition:background .2s}
.module:hover{background:var(--night-2)}
.module .kicker{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--night-fg-2)}
.module b{font-family:var(--serif);font-weight:500;font-size:1.35rem;letter-spacing:-.01em}
.module p{margin:0;font-size:.88rem;color:var(--night-fg-2)}
.module.app{background:var(--night-2)}
.module.app b{color:var(--night-aleph)}
.night .actions{margin-top:2.5rem}

/* evidence ------------------------------------------------------------- */
.stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:2rem 2.5rem;padding:2.2rem 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--line)}
.stat b{display:block;font-family:var(--mono);font-weight:500;font-size:clamp(1.4rem,2vw,1.8rem);white-space:nowrap;letter-spacing:-.02em;color:var(--ink)}
.stat span{display:block;font-size:.85rem;color:var(--ink-3);margin-top:.5rem;line-height:1.5}
.dated{font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;color:var(--ink-3);margin-top:1rem}
.boundary{margin-top:3rem;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,3fr);gap:2rem;padding:1.8rem 0 0;border-top:1px solid var(--line)}
.boundary h3{font-size:1.15rem}
.boundary p{color:var(--ink-2);margin:0;max-width:52em}
.boundary ul{margin:.8rem 0 0;padding-left:1.1rem;color:var(--ink-2)}
.boundary li{margin:.3rem 0}

/* name ----------------------------------------------------------------- */
.name{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:3rem;align-items:center}
.name-demo{border:1px solid var(--line-2);border-radius:14px;padding:2.5rem 2rem;background:var(--paper);text-align:center}
.name-demo .wm{font-size:clamp(4rem,9vw,7.5rem);display:block}
.name-demo .state{margin-top:1.6rem;display:inline-flex;align-items:center;gap:.6rem;font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.name-demo .dot{width:.55rem;height:.55rem;border-radius:50%;background:var(--aleph);box-shadow:0 0 0 4px var(--aleph-soft);transition:background .4s}
.name-demo.off .dot{background:var(--line-2);box-shadow:none}
.name-demo .hebrew{font-size:1.5rem;direction:rtl;font-family:"Times New Roman",serif;margin-top:1.2rem;color:var(--ink-2)}
.name-demo .hebrew .ae{color:var(--aleph);transition:opacity .4s}
.name-demo.off .hebrew .ae{opacity:0}
.name-demo button{margin-top:1.8rem;font:inherit;font-size:.9rem;padding:.7rem 1.1rem;border:1px solid var(--ink);background:transparent;border-radius:999px;cursor:pointer;color:var(--ink)}
.name-demo button:hover{background:var(--ink);color:var(--paper)}
.name p{color:var(--ink-2)}
.name p.quote{font-family:var(--serif);font-style:italic;font-size:1.35rem;line-height:1.35;color:var(--ink);margin-bottom:1.4rem}
html[lang=ja] .name p.quote{font-style:normal;font-size:1.2rem}
.name .src{font-family:var(--mono);font-size:.74rem;color:var(--ink-3);letter-spacing:.04em}
.name .src a{border-bottom:1px solid var(--line-2)}

/* pilot ---------------------------------------------------------------- */
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2.5rem 3rem}
.steps li{counter-increment:s;border-top:1px solid var(--ink);padding-top:1.2rem}
.steps li::before{content:"0" counter(s);font-family:var(--serif);font-size:1.6rem;color:var(--aleph);display:block;margin-bottom:.9rem}
.steps h3{font-size:1.3rem;margin-bottom:.5rem}
.steps p{color:var(--ink-2);margin:0;font-size:.95rem}
.who{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--line);display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);gap:2rem;align-items:end}
.who p{color:var(--ink-2);margin:0;max-width:40em}
.who .actions{margin:0;justify-content:flex-end}

/* footer --------------------------------------------------------------- */
footer{border-top:1px solid var(--line);padding:3.5rem 0 2rem}
footer .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:2rem}
footer .wm{font-size:2.4rem}
footer .tag{color:var(--ink-3);margin:.8rem 0 0;font-size:.9rem}
footer .note{color:var(--ink-2);font-size:.92rem;max-width:34em;margin:0}
footer .end{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:1.2rem 2rem;padding-top:1.4rem;border-top:1px solid var(--line);font-family:var(--mono);font-size:.74rem;color:var(--ink-3);letter-spacing:.04em}
footer .end span{margin-right:auto}
footer .end a:hover{color:var(--ink)}

/* responsive ----------------------------------------------------------- */
@media(max-width:1000px){
  .hero .wrap{grid-template-columns:1fr;min-height:0;padding:4rem 0 3.5rem}
  .glyph{justify-self:start;width:min(60%,300px);order:-1;margin-bottom:1rem}
  .glyph figcaption{position:static;margin-top:.6rem}
  .cols,.steps{grid-template-columns:1fr 1fr}
  .modules{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:repeat(3,minmax(0,1fr))}
  .name{grid-template-columns:1fr}
  .head,.boundary{grid-template-columns:1fr;gap:.5rem}
}
@media(max-width:640px){
  .wrap{width:calc(100% - 2.5rem)}
  .top .wrap{height:auto;flex-wrap:wrap;padding:.8rem 0;gap:.6rem 1rem}
  .top nav{order:3;width:100%;overflow-x:auto;gap:1.2rem;padding-bottom:.2rem;margin:0;white-space:nowrap;-webkit-overflow-scrolling:touch}
  .top .lang{margin-left:auto}
  .section{padding:4rem 0}
  .cols,.steps,.modules{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;gap:1.4rem}
  .who{grid-template-columns:1fr}
  .who .actions{justify-content:flex-start}
  footer .wrap{grid-template-columns:1fr}
  .flow{display:none}.flow-list{display:block}
  .name-demo{padding:2rem 1rem}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.wm .ae,.name-demo .dot{transition:none}}