/* GEN-C4 — genc4.com
   Structure: front cover (black) → doctrine pages (vellum) → back cover (black). */

@font-face{font-family:"Newsreader";font-style:normal;font-display:swap;font-weight:200 800;
  src:url(/assets/fonts/newsreader-latin-standard-normal.woff2) format("woff2-variations"),url(/assets/fonts/newsreader-latin-standard-normal.woff2) format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Newsreader";font-style:italic;font-display:swap;font-weight:200 800;
  src:url(/assets/fonts/newsreader-latin-standard-italic.woff2) format("woff2-variations"),url(/assets/fonts/newsreader-latin-standard-italic.woff2) format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Inter";font-style:normal;font-display:swap;font-weight:100 900;
  src:url(/assets/fonts/inter-latin-wght-normal.woff2) format("woff2-variations"),url(/assets/fonts/inter-latin-wght-normal.woff2) format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --black:#000000;
  --olive:#99A04B;      /* cover olive: display type and the nameplate on black */
  --olive-deep:#4D5235; /* cover rule colour: lines only */
  --bone:#C9CBBE;       /* running text on black */
  --ash:#8A8D7E;        /* secondary text on black */
  --vellum:#E7E8DF;     /* doctrine pages */
  --ink:#1C1E16;        /* running text on vellum */
  --field:#4E5320;      /* olive that reads on vellum */
  --stone:#5F6256;      /* secondary text on vellum */
  --rule:rgba(28,30,22,.2);
  --paper-a:#E7E8DF;     /* section tones: base vellum */
  --paper-b:#DCDED0;     /* deeper, olive-tinted */
  --paper-c:#F2F2EC;     /* pale */
  --land:#DCDECF;        /* domain tones: olive drab tint */
  --desert:#E8E1D1;      /* desert tan tint */
  --air:#E7EAEC;         /* light ghost gray tint */
  --sea:#DDE1E2;         /* haze gray tint */
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --wrap:1240px;
  --gutter:clamp(20px,5vw,64px);
  --header:64px;
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 16px)}
body{margin:0;background:var(--black);color:var(--ink);font-family:var(--serif);font-size:19px;line-height:1.6;font-optical-sizing:auto;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
p{margin:0 0 1em}
h1,h2,h3{margin:0;font-weight:600;font-family:var(--serif)}
:focus-visible{outline:2px solid var(--olive);outline-offset:3px;border-radius:2px}
.page :focus-visible{outline-color:var(--field)}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gutter)}
.nb{white-space:nowrap}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--olive);color:#000;font:600 15px/1 var(--sans);padding:12px 16px;text-decoration:none}
.skip:focus{top:12px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;font:600 15px/1.2 var(--sans);letter-spacing:.005em;text-decoration:none;padding:14px 22px;border-radius:2px;border:1px solid transparent;transition:background-color .2s,color .2s,border-color .2s}
.btn-primary{background:var(--olive);color:#000}
.btn-primary:hover{background:#ADB45C}
.btn-ghost{border-color:var(--olive-deep);color:var(--olive)}
.btn-ghost:hover{border-color:var(--olive)}
.btn svg{width:16px;height:16px;flex:none}

/* ---------- Header (the spine) ---------- */
.site-header{position:sticky;top:0;z-index:50;background:var(--black);border-bottom:1px solid #1a1b14}
.site-header .wrap{display:flex;align-items:center;gap:28px;height:var(--header)}
.wordmark{font:700 22px/1 var(--serif);color:var(--olive);text-decoration:none;letter-spacing:-.01em;margin-right:auto}
.nav{display:flex;gap:26px}
.nav a,.lang{font:500 14.5px/1 var(--sans);color:var(--bone);text-decoration:none;padding:8px 0;white-space:nowrap}
.nav a:hover,.lang:hover{color:#fff}
.lang{color:var(--ash)}
.site-header .btn{padding:11px 16px;font-size:14px}
@media (max-width:900px){.nav{display:none}.site-header .wrap{gap:18px}}
@media (max-width:420px){.wordmark{font-size:19px}.site-header .btn{padding:10px 12px;font-size:13px}}

/* ---------- Front cover ---------- */
.cover{background:var(--black);color:var(--olive);min-height:calc(100svh - var(--header));display:flex;align-items:center;padding-block:clamp(44px,7vh,88px) clamp(48px,7vh,88px)}
.cover .wrap{width:100%}
/* Concept visualization band between the cover and the pages */
.scene{position:relative;background:#000;line-height:0;overflow:hidden}
.scene picture,.scene img{display:block;width:100%;height:auto}
.scene img{max-height:min(1040px,92vh);object-fit:cover;object-position:50% 30%}
.scene::before{content:"";position:absolute;left:0;right:0;top:0;height:30%;background:linear-gradient(#000,rgba(0,0,0,.55) 45%,rgba(0,0,0,0));z-index:1;pointer-events:none}
.scene::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 90% at 50% 45%,rgba(0,0,0,0) 60%,rgba(0,0,0,.38));pointer-events:none}
.scene-label{position:absolute;right:var(--gutter);bottom:14px;margin:0;z-index:2;font:500 12px/1 var(--sans);letter-spacing:.04em;color:rgba(201,203,190,.78);text-shadow:0 1px 2px rgba(0,0,0,.85)}
.cover-rule{width:52px;height:5px;background:var(--olive);margin-bottom:clamp(20px,3vh,32px);transform-origin:left}
.cover-over{font-weight:700;font-size:clamp(22px,2.7vw,38px);line-height:1.18;letter-spacing:-.005em;margin:0 0 clamp(18px,3.4vh,36px)}
.cover-over span{display:block}
.cover h1{font-weight:700;font-size:clamp(60px,21.5vw,256px);line-height:.86;letter-spacing:-.025em;font-variation-settings:"opsz" 72;margin-left:-.04em}
.cover-line{height:1px;background:var(--olive-deep);margin:clamp(6px,1.2vh,14px) 0 clamp(14px,2vh,20px)}
.cover-sub{font-weight:400;font-size:clamp(18px,2vw,27px);line-height:1.3;max-width:44em;margin:0}
.cover-claim{font:400 clamp(18px,2vw,27px)/1.3 var(--serif);color:var(--olive);max-width:44em;margin:clamp(6px,1vh,10px) 0 0}
.cover-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:clamp(30px,4.6vh,48px)}

/* The nameplate: the equation engraved on an equipment data plate */
.plate{position:relative;display:inline-flex;flex-wrap:wrap;align-items:baseline;column-gap:.55em;row-gap:.2em;margin-top:clamp(26px,4.4vh,48px);padding:24px 40px 24px;border-radius:5px;
  background:linear-gradient(176deg,#A5AC56 0%,#99A04B 46%,#8E9544 100%);
  color:#1A1C0E;font:600 clamp(16px,1.85vw,25px)/1.25 var(--serif);letter-spacing:-.02em;
  text-shadow:0 1px 0 rgba(255,255,232,.32);
  box-shadow:inset 0 1px 0 rgba(255,255,236,.35),inset 0 -2px 0 rgba(0,0,0,.18),0 0 0 1px #3c4029,0 18px 40px -18px rgba(153,160,75,.35)}
.plate::before{content:"";position:absolute;inset:7px;border:1px solid rgba(26,28,14,.32);border-radius:3px;pointer-events:none}
.plate::after{content:"";position:absolute;inset:0;pointer-events:none;border-radius:5px;
  --r:radial-gradient(circle at 50% 45%,#c4ca7e 0 1.2px,#6f7535 1.6px 3.2px,transparent 3.6px);
  background:var(--r) left 14px top 14px/8px 8px no-repeat,var(--r) right 14px top 14px/8px 8px no-repeat,var(--r) left 14px bottom 14px/8px 8px no-repeat,var(--r) right 14px bottom 14px/8px 8px no-repeat}
.plate b{font-weight:800}
.plate .term{white-space:nowrap}
.plate .x{font-weight:400;opacity:.72}
@media (max-width:640px){
  .plate{display:grid;grid-template-columns:auto 1fr;column-gap:.5em;row-gap:.35em;padding:24px 28px;font-size:19px;width:100%}
  .plate b{grid-column:1 / -1;margin-bottom:.15em}
  .plate .term{grid-column:2;white-space:normal}
  .plate .x{grid-column:1}
}

/* One orchestrated moment: the cover sets itself on load */
@media (prefers-reduced-motion:no-preference){
  .js .cover-rule{animation:rule .7s cubic-bezier(.2,.7,.2,1) .1s both}
  .js .cover-over{animation:rise .8s cubic-bezier(.2,.7,.2,1) .25s both}
  .js .cover h1{animation:rise 1s cubic-bezier(.2,.7,.2,1) .4s both}
  .js .cover-line{animation:rule 1.1s cubic-bezier(.2,.7,.2,1) .7s both}
  .js .cover-sub,.js .cover-claim,.js .cover-actions{animation:rise .8s cubic-bezier(.2,.7,.2,1) .85s both}
  .js .plate{animation:plate .9s cubic-bezier(.2,.7,.2,1) 1.15s both}
}
@keyframes rule{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.cover-line{transform-origin:left}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes plate{from{opacity:0;transform:translateY(14px) scale(.985)}to{opacity:1;transform:none}}

/* ---------- Doctrine pages ---------- */
.page{background:var(--vellum);color:var(--ink)}
.sec{padding-block:clamp(64px,8.5vw,120px);border-top:1px solid var(--rule)}
.sec.tone-a{background:var(--paper-a);border-top:0}
.sec.tone-b{background:var(--paper-b);border-top:0}
.sec.tone-c{background:var(--paper-c);border-top:0}
.sec.tone-land{background:var(--land);border-top:0}
.sec.tone-desert{background:var(--desert);border-top:0}
.sec.tone-air{background:var(--air);border-top:0}
.sec.tone-sea{background:var(--sea);border-top:0}
.sec:first-child{border-top:0}
.sec .wrap{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:clamp(16px,2.4vw,32px)}
.margin{grid-column:1 / span 3;font:600 14.5px/1.4 var(--sans);color:var(--field);padding-top:.7em}
.body{grid-column:4 / span 9;min-width:0}
@media (max-width:900px){.margin,.body{grid-column:1 / -1}.margin{padding-top:0;margin-bottom:18px}}

.sec h2{font-size:clamp(32px,4.2vw,54px);line-height:1.06;letter-spacing:-.018em;margin-bottom:.6em;max-width:20ch}
.sec h3{font-size:clamp(22px,2.1vw,26px);line-height:1.2;letter-spacing:-.01em;margin-bottom:.45em}
.lead{font-size:clamp(22px,2.3vw,29px);line-height:1.38;letter-spacing:-.008em;max-width:34em}
.prose{max-width:36em}
.note{font:400 15px/1.55 var(--sans);color:var(--stone);max-width:44em}

/* Equation terms */
.terms{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,40px);margin:clamp(44px,6vw,72px) 0 0;padding:0}
.terms div{border-top:2px solid var(--ink);padding-top:18px}
.terms dt{font-weight:600;font-size:21px;line-height:1.25;letter-spacing:-.01em;margin-bottom:10px}
.terms dd{margin:0;font-size:17px;line-height:1.55;color:var(--stone)}
@media (max-width:760px){.terms{grid-template-columns:1fr}}

/* Timeline: operational need to fielded system, three zoom levels on one true scale */
.tl{--conv:#8F9183;--gen:var(--field);--name:minmax(170px,230px);margin:clamp(52px,6.5vw,88px) 0 0}
.sec .tl-h{font-size:clamp(28px,3vw,40px);line-height:1.1;letter-spacing:-.018em;margin:0 0 10px}
.tl-sub{font:400 16px/1.5 var(--sans);color:var(--stone);max-width:46em;margin:0 0 clamp(24px,3vw,34px)}
.tl-panel{display:grid;grid-template-columns:var(--name) minmax(0,1fr);column-gap:28px;row-gap:10px;border-top:2px solid var(--ink);padding-top:14px}
.tl-tag{grid-column:1 / -1;margin:0 0 4px;font:600 12px/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--stone)}
.tl-row{display:contents}
.tl-name{margin:0;font:600 14px/1.3 var(--sans);color:var(--ink);padding-top:4px}
.tl-name small{display:block;margin-top:3px;font:400 12.5px/1.4 var(--sans);color:var(--stone)}
.tl-track{position:relative;min-height:40px}
.tl-row.tall .tl-track{min-height:64px}
.tl-row.stages .tl-track{min-height:92px}
.tl-bar{position:absolute;left:0;top:14px;height:12px;min-width:3px;border-radius:0 4px 4px 0;background:var(--conv)}
.tl-row.tall .tl-bar{top:24px}
.tl-row.gen .tl-bar{background:var(--gen)}
.tl-bar.fade{background:linear-gradient(90deg,var(--conv) 88%,rgba(143,145,131,.25))}
.tl-bar.big{top:46px;height:24px;display:flex;align-items:center;overflow:hidden}
.tl-bar.big .in{padding-left:12px;font:600 13px/1 var(--sans);color:#E7E8DF;white-space:nowrap}
.tl-v{position:absolute;font:600 13px/1 var(--sans);color:var(--ink);white-space:nowrap}
.tl-v.after{top:13px;margin-left:10px}
.tl-v.end{right:0;top:-4px}
.tl-row.tall .tl-v.up{top:2px;transform:translateX(-50%)}
.tl-row.tall .tl-v.down.end{top:46px;right:0}
.tl-mark{position:absolute;top:18px;width:2px;height:24px;margin-left:-1px;background:var(--ink)}
.tl-row.tall .tl-mark{top:18px;height:24px}
.tl-mark.f{top:38px;height:40px}
.tl-v.fld{top:24px;transform:translateX(-100%);margin-left:-8px}
.tl-call{position:absolute;left:0;font:600 12.5px/1 var(--sans);color:var(--gen);white-space:nowrap;padding-left:10px;border-left:2px solid var(--gen)}
.tl-call.c1{top:2px}
.tl-call.c2{top:22px}
.tl-axis{grid-column:2;position:relative;height:26px;border-top:1px solid rgba(28,30,22,.35)}
.tl-axis .tk{position:absolute;top:7px;transform:translateX(-50%);font:500 11.5px/1 var(--sans);color:var(--stone);font-variant-numeric:tabular-nums;white-space:nowrap}
.tl-axis .tk.first{transform:none}
.tl-axis .tk.last{transform:translateX(-100%)}
.tl-axis .tl-win{position:absolute;left:0;top:-2px;height:3px;background:var(--gen)}
.tl-zoom{display:grid;grid-template-columns:var(--name) minmax(0,1fr);column-gap:28px;height:40px;margin:2px 0 6px}
.tl-zoom svg{grid-column:2;display:block;width:100%;height:40px;overflow:visible}
.tl-zoom polygon{fill:rgba(78,83,32,.09)}
.tl-zoom line{stroke:rgba(78,83,32,.55);stroke-width:1;vector-effect:non-scaling-stroke}
.tl-loop{grid-column:2;margin:6px 0 0;font:600 13.5px/1.4 var(--sans);color:var(--gen)}
.tl-src{margin-top:22px;font:400 12.5px/1.5 var(--sans);color:var(--stone);max-width:60em}
@media (max-width:1000px){.tl-axis .tk.pen{display:none}}
@media (max-width:760px){.tl-axis .tk.odd,.tl-axis .tk.pen{display:none}.tl-panel,.tl-zoom{grid-template-columns:minmax(0,1fr)}.tl-name{padding-top:8px}.tl-axis,.tl-zoom svg,.tl-loop{grid-column:1}.tl-zoom{height:30px}.tl-zoom svg{height:30px}.tl-row.stages .tl-track{min-height:112px}.tl-mark.f{top:58px}.tl-row.stages .tl-bar.big{top:66px}.tl-v.fld{top:44px}}

/* Compression: the same four stages, Today vs GEN-C4, to scale */
.cmp{--s1:#5F6256;--s2:#A3A596;--s3:#4E5320;--s4:#99A04B;--lab:88px;margin:clamp(52px,6.5vw,88px) 0 0}
.sec .cmp .tl-h{margin-bottom:clamp(26px,3vw,36px)}
.cmp-legend{list-style:none;display:flex;flex-wrap:wrap;gap:8px 22px;margin:0 0 28px;padding:0;font:500 13px/1.2 var(--sans);color:var(--ink)}
.cmp-legend li{display:inline-flex;align-items:center;gap:8px}
.cmp-legend i{width:14px;height:14px;border-radius:2px;display:inline-block}
.cmp-legend .s1,.cmp .cs.s1{background:var(--s1)}
.cmp-legend .s2,.cmp .cs.s2{background:var(--s2)}
.cmp-legend .s3,.cmp .cs.s3{background:var(--s3)}
.cmp-legend .s4,.cmp .cs.s4{background:var(--s4)}
.cmp-fig{display:grid;grid-template-columns:var(--lab) minmax(0,1fr);column-gap:20px;align-items:center}
.cmp-lab{margin:0;font:600 15px/1 var(--sans);color:var(--stone)}
.cmp-lab.gen{color:var(--field)}
.cmp-fig>.cmp-lab:first-child{padding-top:26px}
.cmp-track{position:relative;padding-top:26px}
.cmp-track.g{padding-top:0}
.cmp-bar{display:flex;gap:2px;height:30px}
.cmp-bar .cs{position:relative;height:100%;min-width:3px}
.cmp-bar .cs:last-child{border-radius:0 4px 4px 0}
.cmp-end{position:absolute;top:0;font:600 11.5px/1 var(--sans);letter-spacing:.04em;text-transform:uppercase;color:var(--stone);white-space:nowrap}
.cmp-end.a{left:0}
.cmp-end.b{right:0}
.cmp-bar.gen{gap:1px}
.cmp-bar.gen .cs{flex:0 0 2px;min-width:2px}
.cmp-bar.gen .cs.s4{flex:1 1 auto}
.cmp-v{position:absolute;font:600 14px/1 var(--sans);color:var(--ink);white-space:nowrap}
.cmp-v.end{right:0;top:calc(100% + 10px)}
.cmp-v.after{top:8px;margin-left:12px;color:var(--field)}
.cmp-note{position:absolute;left:0;top:calc(100% + 12px);font:500 12.5px/1.3 var(--sans);color:var(--stone);white-space:nowrap}
.cmp-wedge{grid-column:2;position:relative;height:clamp(110px,10vw,140px);margin:14px 0 6px}
.cmp-wedge svg{display:block;width:100%;height:100%}
.cmp-wedge polygon{fill:rgba(78,83,32,.14)}
.cmp-x{position:absolute;left:2.5%;top:50%;transform:translateY(-50%);max-width:38%;margin:0;font:600 clamp(18px,2.4vw,32px)/1.08 var(--serif);letter-spacing:-.012em;color:var(--field)}
.cmp{padding-bottom:0}
@media (max-width:640px){.cmp{--lab:56px}.cmp-fig{column-gap:12px}.cmp-lab{font-size:13px}.cmp-bar{height:24px}.cmp-bar.gen .cs:not(.s4){display:none}.cmp-note{white-space:normal;width:calc(100vw - 2 * var(--gutter) - var(--lab) - 12px)}.cmp-x{font-size:16px;left:2%}.cmp-wedge{height:160px}}

/* Flow: operational need to fielded system, Today vs GEN-C4 */
.flow{--conv:#8F9183;--gen:var(--field);--gap:52px;margin:clamp(52px,6.5vw,88px) 0 0}
.fl-grid{display:grid;grid-template-columns:96px repeat(5,minmax(0,1fr));column-gap:var(--gap);row-gap:18px;align-items:stretch}
.fl-stage{margin:0;padding-bottom:10px;border-bottom:2px solid var(--ink);font:600 12px/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}
.fl-stage .n{color:var(--stone);margin-right:8px;font-variant-numeric:tabular-nums}
.fl-lane{grid-column:1;margin:0;padding-top:12px;font:600 14px/1.2 var(--sans);color:var(--stone)}
.fl-lane.gen{color:var(--gen)}
.fl-cell{position:relative;display:flex}
.fl-card{flex:1;padding:12px 0 0;border-top:2px solid var(--conv)}
.fl-cell.gen .fl-card{border-top-color:var(--gen)}
.fl-tag{display:none}
.fl-card h4{margin:0 0 6px;font:600 16px/1.25 var(--serif);letter-spacing:-.005em;color:var(--ink)}
.fl-card p{margin:0;font:400 13.5px/1.45 var(--sans);color:var(--stone)}
.fl-card .fl-t{margin-top:10px;font:600 13px/1.2 var(--sans);color:var(--ink)}
.fl-cell.gen .fl-t{color:var(--gen)}
/* connectors: broken with a handoff on the Today row, continuous on GEN-C4 */
.fl-cell:not(.last)::after{content:"";position:absolute;top:0;left:100%;width:var(--gap);margin-top:-1px;height:2px}
.fl-cell.conv:not(.last)::after{background:repeating-linear-gradient(90deg,var(--conv) 0 6px,transparent 6px 11px)}
.fl-cell.gen:not(.last)::after{background:var(--gen)}
.fl-cell.gen:not(.last)::before{content:"";position:absolute;top:-6px;left:calc(100% + var(--gap) - 8px);border:5px solid transparent;border-left:8px solid var(--gen);border-right:0}
.fl-ho{position:absolute;top:-10px;left:calc(100% + var(--gap) / 2);transform:translateX(-50%);padding:3px 7px;border:1px solid var(--conv);border-radius:10px;background:var(--land);font:600 10.5px/1 var(--sans);letter-spacing:.02em;color:var(--stone);white-space:nowrap;z-index:1}
.fl-loop{position:relative;height:30px;margin:2px calc(10% - 0px) 0}
.fl-loop{border:2px solid var(--gen);border-top:0;border-radius:0 0 14px 14px;margin-left:calc((100% - 4 * var(--gap)) / 10);margin-right:calc((100% - 4 * var(--gap)) / 10)}
.fl-loop::before{content:"";position:absolute;left:-7px;top:-8px;border:6px solid transparent;border-bottom:9px solid var(--gen);border-top:0}
.fl-loop span{position:absolute;left:50%;top:100%;transform:translate(-50%,8px);white-space:nowrap;font:600 13px/1.3 var(--sans);color:var(--gen)}
.fl-time{margin:56px 0 0 calc(96px + var(--gap));max-width:none}
.fl-time-h{margin:0 0 12px;font:600 12px/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--stone)}
.fl-bar{position:relative;height:26px;margin-bottom:8px}
.fl-bar span{position:absolute;left:0;top:8px;height:10px;min-width:3px;border-radius:0 4px 4px 0;background:var(--conv)}
.fl-bar.gen span{background:var(--gen)}
.fl-bar b{position:absolute;top:5px;font:600 13px/1 var(--sans);color:var(--ink);white-space:nowrap}
.fl-bar.conv b{right:0;top:-10px}
.fl-bar.gen b{margin-left:10px;color:var(--gen)}
.fl-time-n{margin:4px 0 0;font:400 13px/1.45 var(--sans);color:var(--stone)}
@media (max-width:1180px){.flow{--gap:40px}.fl-grid{grid-template-columns:80px repeat(5,minmax(0,1fr))}.fl-time{margin-left:calc(80px + var(--gap))}.fl-card h4{font-size:15px}}
@media (max-width:900px){
  .fl-grid{display:flex;flex-direction:column;gap:0}
  .fl-lane,.fl-loop{display:none}
  .fl-stage{margin-top:26px;padding-bottom:8px}
  .fl-stage:first-of-type{margin-top:0}
  .fl-cell{padding-top:12px}
  .fl-cell::after,.fl-cell::before{display:none}
  .fl-card{display:grid;grid-template-columns:72px minmax(0,1fr);column-gap:14px;border-top-width:1px}
  .fl-tag{display:block;grid-row:1 / 5;font:600 12px/1.3 var(--sans);color:var(--stone)}
  .fl-cell.gen .fl-tag{color:var(--gen)}
  .fl-ho{position:static;transform:none;align-self:flex-start;margin:10px 0 0 86px;display:inline-block}
  .fl-cell.conv{flex-direction:column}
  .fl-time{margin-left:0}
}
.fl-loop-m{display:none}
@media (max-width:900px){.fl-loop-m{display:block;margin:20px 0 0;font:600 13.5px/1.4 var(--sans);color:var(--field)}}

/* Designed for: fifteen architectural properties */
.design{margin-top:clamp(52px,6.5vw,88px)}
.design-h{font-size:clamp(28px,3vw,40px);line-height:1.1;letter-spacing:-.018em;margin-bottom:clamp(22px,2.6vw,32px)}
.design-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:clamp(20px,2.6vw,36px);row-gap:clamp(26px,3vw,40px)}
.design-list li{border-top:1px solid var(--ink);padding-top:14px}
.design-list h4{margin:0 0 8px;font:600 19px/1.22 var(--serif);letter-spacing:-.01em;color:var(--ink)}
.design-list p{margin:0;font:400 15px/1.5 var(--sans);color:var(--stone)}
@media (max-width:1080px){.design-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.design-list{grid-template-columns:1fr;row-gap:24px}}
@media (max-width:900px){.design-list p{font-size:14.5px}}
@media (max-width:380px){.design-list p{font-size:14px}}

/* The name, decoded */
.decode{margin-top:clamp(64px,8vw,104px)}
.decode-intro{max-width:30em}
.letters{list-style:none;margin:28px 0 0;padding:0;border-top:1px solid var(--rule)}
.letters li{display:grid;grid-template-columns:minmax(96px,150px) 1fr;align-items:baseline;gap:24px;padding:14px 0;border-bottom:1px solid var(--rule)}
.letters .l{font:700 clamp(40px,5vw,64px)/1 var(--serif);color:var(--field);letter-spacing:-.02em;font-variation-settings:"opsz" 72}
.letters .w{font-size:clamp(22px,2.4vw,30px);line-height:1.2;letter-spacing:-.01em}
.letters .w small{display:block;font:400 15.5px/1.45 var(--sans);color:var(--stone);margin-top:6px;letter-spacing:0}
.letters .w i{font-style:normal;color:var(--stone)}
.decode-out{margin-top:28px;max-width:34em}

/* ---------- Lifecycle diagram ---------- */
.lc{margin:clamp(40px,5vw,60px) 0 0}
.lc-controls{display:flex;align-items:center;gap:12px;margin-bottom:22px;font:500 14px/1 var(--sans);color:var(--stone)}
.seg{display:inline-flex;border:1px solid var(--ink);border-radius:2px;padding:2px}
.seg button{appearance:none;border:0;background:transparent;color:var(--ink);font:600 14px/1 var(--sans);padding:10px 16px;border-radius:1px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--vellum)}
.lc-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin-inline:calc(var(--gutter) * -1);padding-inline:var(--gutter);padding-bottom:6px}
.wide{grid-column:1 / -1;min-width:0}
.lc-grid{--g:clamp(16px,2.4vw,32px);--lane:calc((100% - 11 * var(--g)) / 4 + 3 * var(--g));display:grid;grid-template-columns:var(--lane) repeat(7,minmax(92px,1fr));min-width:860px;position:relative}
@media (max-width:900px){.lc-grid{--lane:140px;min-width:840px}}
.lc-stage{padding:0 8px 16px 0;border-bottom:1px solid var(--ink);font:600 13.5px/1.25 var(--sans);hyphens:auto;-webkit-hyphens:auto}
.lc-stage .n{display:block;font:500 13px/1 var(--sans);color:var(--stone);margin-bottom:8px;font-variant-numeric:tabular-nums}
.lc-corner{border-bottom:1px solid var(--ink)}
.lc-label{position:sticky;left:0;z-index:2;background:var(--vellum);font:500 14.5px/1.25 var(--sans);color:var(--ink);display:flex;align-items:center;padding-right:12px;min-height:58px;border-bottom:1px solid var(--rule)}
.lc-cell{position:relative;min-height:58px;border-bottom:1px solid var(--rule);border-left:1px dotted rgba(28,30,22,.22)}
.lc-cell::before{content:"";position:absolute;top:50%;left:0;right:0;height:3px;margin-top:-1.5px;background:var(--field);transition:left .45s cubic-bezier(.3,.7,.2,1),right .45s cubic-bezier(.3,.7,.2,1),transform .45s cubic-bezier(.3,.7,.2,1),background-color .3s,height .3s}
.lc-cell::after{content:"";position:absolute;top:50%;left:-4px;width:7px;height:7px;margin-top:-3.5px;border-radius:50%;background:var(--vellum);border:2px solid var(--field);transition:opacity .3s}
.lc-cell.first::after{display:none}
.lc[data-view="conv"] .lc-cell::before{left:16%;right:16%;height:2px;background:#8C8F82}
.lc[data-view="conv"] .lc-cell.o1::before{transform:translateY(-8px)}
.lc[data-view="conv"] .lc-cell.o2::before{transform:translateY(7px)}
.lc[data-view="conv"] .lc-cell.o3::before{transform:translateY(-2px);left:24%}
.lc[data-view="conv"] .lc-cell::after{opacity:0}
.lc-loop{grid-column:2 / span 6;position:relative;height:96px;transition:opacity .35s}
.lc-loop .arc{position:absolute;left:calc(100% / 12);right:calc(100% / 12);top:0;height:40px;border:2px solid var(--field);border-top:0;border-radius:0 0 28px 28px}
.lc-loop .arc::before{content:"";position:absolute;left:-7px;top:-2px;border:6px solid transparent;border-bottom:10px solid var(--field);border-top:0}
.lc-loop .lbl{position:absolute;left:0;right:0;top:52px;padding-inline:8px;text-align:center;font:500 14px/1.35 var(--sans);color:var(--field)}
.lc[data-view="conv"] .lc-loop{opacity:0}
.lc-cap{margin-top:8px;margin-left:var(--cap-indent,0);font:400 16px/1.5 var(--sans);color:var(--stone);max-width:46em;min-height:3em}
.lc-hint{display:none;font:500 13px/1 var(--sans);color:var(--stone);margin-top:10px}
@media (max-width:900px){.lc-hint{display:block}}
@media (prefers-reduced-motion:reduce){.lc-cell::before,.lc-loop{transition:none}}

.wide .lc{margin-top:clamp(36px,4vw,52px)}
@media (min-width:901px){.wide .lc-controls,.wide .lc-cap,.wide .lc-hint{margin-left:calc((100% - 11 * clamp(16px,2.4vw,32px)) / 4 + 3 * clamp(16px,2.4vw,32px))}}

/* ---------- Principles ---------- */
/* Principles: philosophy statements with the engineering principles under each */
.sec h2.pr-h{max-width:26ch}
.pkg.tenets{margin-top:clamp(36px,4.6vw,56px)}
.pkg.tenets .tenet{align-items:start;padding:26px 0 24px}
.sec .tenet h3{margin:0;font-size:clamp(23px,2.2vw,28px);line-height:1.18;letter-spacing:-.015em;max-width:14em}
.tenets .tenet-list{margin:0}
.tenets .tenet-list li{padding:12px 0 13px;border-top:0}
.tenets .tenet-list li:first-child{padding-top:2px}
.tenets .tenet-list li:last-child{padding-bottom:0}
@media (max-width:640px){.pkg.tenets .tenet{gap:12px;padding:22px 0 20px}}

/* ---------- Urgency: a black band inside the pages ---------- */
.sec.urgency{background:var(--black);color:var(--bone);border-top:0}
.sec.urgency + .sec{border-top:0}
.urgency .margin{color:var(--olive)}
.urgency h2{color:var(--olive);max-width:22ch;font-weight:500;font-size:clamp(32px,4.4vw,58px);line-height:1.08}
.outcomes{list-style:none;margin:clamp(36px,5vw,56px) 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,40px)}
.outcomes li{border-top:2px solid var(--olive-deep);color:var(--bone);padding-top:16px;font-size:21px;line-height:1.35;letter-spacing:-.005em}
@media (max-width:760px){.outcomes{grid-template-columns:1fr}}
.urgency h2.ur-h{max-width:24ch}
.ur-lead{margin-top:clamp(20px,2.4vw,28px)}
.ur-stats{list-style:none;margin:clamp(40px,5vw,64px) 0 0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:clamp(20px,2.6vw,36px);row-gap:36px}
.ur-stats li{border-top:2px solid var(--olive-deep);padding-top:18px}
.ur-stats .n{margin:0 0 12px;font:500 clamp(34px,3.4vw,50px)/1 var(--serif);letter-spacing:-.02em;color:var(--olive);white-space:nowrap}
.ur-stats .c{margin:0;font:400 15px/1.5 var(--sans);color:var(--bone)}
.ur-stats .s{margin:10px 0 0;font:500 12.5px/1.4 var(--sans);color:var(--ash)}
.ur-stats .s a{color:inherit;text-decoration:underline;text-decoration-color:rgba(138,141,126,.45);text-underline-offset:3px}
.ur-stats .s a:hover{color:var(--bone)}
.ur-compound{margin-top:clamp(56px,7vw,96px)}
.sec .ur-compound h3{color:var(--olive);font-weight:500;font-size:clamp(28px,3vw,40px);line-height:1.1;letter-spacing:-.018em;margin:0 0 clamp(16px,2vw,24px)}
.ur-compound .prose{color:var(--bone)}
.ur-note{margin:20px 0 0;font:500 12.5px/1.4 var(--sans);color:var(--ash)}
.ur-chart{--c1:var(--olive);--c2:#686B5E;--axis:rgba(201,203,190,.26);margin:clamp(36px,4.6vw,56px) 0 0;max-width:46em}
.ur-legend{display:flex;flex-wrap:wrap;align-items:center;gap:8px 22px;margin-bottom:22px;font:500 13.5px/1.2 var(--sans);color:var(--bone)}
.ur-legend span{display:inline-flex;align-items:center;gap:8px}
.ur-legend .key{display:inline-block;width:18px;height:2px;border-radius:1px}
.ur-legend .k1{background:var(--c1)}
.ur-legend .k2{background:var(--c2)}
.ur-legend .tag{margin-left:auto;color:var(--ash);font-weight:500;letter-spacing:.02em}
.ur-frame{--pr:118px;position:relative;padding:22px var(--pr) 44px 0}
.ur-plot{position:relative;aspect-ratio:16/8.4;border-left:1px solid var(--axis);border-bottom:1px solid var(--axis);outline:none;touch-action:pan-y}
.ur-plot:focus-visible{box-shadow:0 0 0 2px var(--olive);border-radius:2px}
.ur-plot svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.ur-plot path{fill:none;stroke-width:2;vector-effect:non-scaling-stroke;stroke-linejoin:round;stroke-linecap:round}
.ur-plot .l1{stroke:var(--c1)}
.ur-plot .l2{stroke:var(--c2)}
.ur-plot .gap{fill:rgba(153,160,75,.13);stroke:none}
.ur-plot .dot{position:absolute;width:9px;height:9px;border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 0 2px var(--black);pointer-events:none}
.ur-plot .dot.d1{background:var(--c1)}
.ur-plot .dot.d2{background:var(--c2)}
.ur-plot .lab{position:absolute;font:500 13px/1.2 var(--sans);color:var(--bone);white-space:nowrap;pointer-events:none}
.ur-plot .lab1{left:calc(100% + 24px);transform:translateY(-50%)}
.ur-plot .lab2{left:calc(100% + 24px);transform:translateY(-50%);color:var(--ash)}
.ur-plot .labgap{left:calc(100% + 24px);transform:translateY(-50%);color:var(--olive);font-weight:600;white-space:normal;width:calc(var(--pr) - 26px)}
.ur-plot .brk-gap{position:absolute;left:calc(100% + 10px);width:6px;border:1px solid var(--bone);border-left:0;opacity:.7}
.ur-plot .brk-start{position:absolute;left:0;top:calc(100% + 10px);height:6px;border:1px solid var(--bone);border-top:0;opacity:.7}
.ur-plot .labstart{top:calc(100% + 20px);left:0!important;color:var(--bone)}
.ur-frame .ax{position:absolute;font:500 12.5px/1 var(--sans);color:var(--ash)}
.ur-frame .ax-y{left:0;top:0}
.ur-frame .ax-x{right:var(--pr);bottom:16px}
.ur-plot .xh{position:absolute;top:0;bottom:0;width:1px;background:rgba(201,203,190,.45);display:none;pointer-events:none}
.ur-plot .tip{position:absolute;top:8px;display:none;min-width:168px;padding:10px 12px;background:#14150F;border:1px solid rgba(201,203,190,.22);border-radius:4px;font:400 12.5px/1.45 var(--sans);color:var(--ash);pointer-events:none;z-index:3}
.ur-plot .tip div{display:flex;align-items:center;gap:8px}
.ur-plot .tip b{font-weight:600;color:var(--bone);min-width:2.2em;text-align:right;font-variant-numeric:tabular-nums}
.ur-plot .tip i{display:inline-block;width:12px;height:2px;border-radius:1px}
.ur-plot.on .xh,.ur-plot.on .tip{display:block}
.ur-chart figcaption{margin-top:6px;font:400 13.5px/1.5 var(--sans);color:var(--ash);max-width:42em}
@media (max-width:640px){.ur-frame{--pr:106px}.ur-plot{aspect-ratio:4/4.2}.ur-plot .lab{font-size:12px}.ur-plot .lab1,.ur-plot .lab2,.ur-plot .labgap{left:calc(100% + 20px)}.ur-legend .tag{margin-left:0}}
@media print{.ur-plot .tip,.ur-plot .xh{display:none!important}}
@media (max-width:1080px){.ur-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.ur-stats{grid-template-columns:1fr}}

/* ---------- Package ---------- */
.pkg{margin:clamp(36px,5vw,52px) 0 0;padding:0;border-top:2px solid var(--ink)}
.pkg div{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:24px;padding:22px 0;border-bottom:1px solid var(--rule)}
.pkg dt{font-weight:600;font-size:clamp(21px,2vw,25px);line-height:1.25;letter-spacing:-.01em}
.pkg dd{margin:0;font-size:17.5px;line-height:1.55;color:var(--stone)}
@media (max-width:640px){.pkg div{grid-template-columns:1fr;gap:6px}}
/* Lifecycle: hyperfast at every stage */
.sec h2.lc-h{max-width:24ch}
.lc-groups{margin-top:clamp(44px,5.5vw,72px);display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:clamp(20px,2.6vw,36px);row-gap:clamp(40px,5vw,56px)}
.sec .lc-group h3{display:flex;align-items:baseline;gap:10px;margin:0;padding-top:14px;border-top:2px solid var(--ink);font-size:clamp(26px,2.4vw,32px);line-height:1.1;letter-spacing:-.018em}
.lc-group h3 .n{font:500 13px/1 var(--sans);color:var(--stone);font-variant-numeric:tabular-nums;letter-spacing:0}
.lc-list{list-style:none;margin:10px 0 0;padding:0}
.lc-list li{padding:14px 0 15px;border-top:1px solid var(--rule)}
.lc-list li:first-child{border-top:0}
.lc-list h4{margin:0 0 5px;font:600 18px/1.22 var(--serif);letter-spacing:-.01em;color:var(--ink)}
.lc-list p{margin:0;font:400 14.5px/1.5 var(--sans);color:var(--stone)}
@media (max-width:1080px){.lc-groups{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.lc-groups{grid-template-columns:1fr}.lc-list li{padding:12px 0 13px}}
.lc-note{margin-top:clamp(28px,3.4vw,40px)}
.lc-why{margin-top:clamp(52px,6.5vw,88px);background:var(--field);color:var(--vellum);padding:clamp(28px,4.2vw,60px);border-radius:2px}
.sec .lc-why-h{color:var(--vellum);font-size:clamp(28px,3vw,40px);line-height:1.1;letter-spacing:-.018em;margin:0 0 clamp(26px,3.2vw,44px)}
.lc-why-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(28px,3.4vw,48px)}
.lc-why-list li{border-top:1px solid rgba(231,232,223,.3);padding-top:22px}
.lc-why svg{display:block;width:100%;max-width:240px;height:auto;margin-bottom:20px;overflow:visible;fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.lc-why svg .b{stroke:rgba(231,232,223,.5)}
.lc-why svg .a{stroke:var(--vellum)}
.lc-why svg .w{stroke-width:3}
.lc-why svg .f{fill:var(--field)}
.lc-why svg .f2{fill:var(--vellum)}
.lc-why-list h4{margin:0 0 8px;font:600 clamp(21px,1.9vw,24px)/1.2 var(--serif);letter-spacing:-.01em;color:var(--vellum)}
.lc-why-list p{margin:0;font:400 16px/1.55 var(--sans);color:rgba(231,232,223,.84)}
@media (max-width:760px){.lc-why-list{grid-template-columns:1fr}}
@media (max-width:640px){.lc-why{margin-inline:calc(var(--gutter) * -1);border-radius:0;padding:36px var(--gutter) 40px}.lc-why svg{max-width:200px}}
@media print{.lc-why{background:none;color:#000;border:1px solid #000}.lc-why-h,.lc-why-list h4,.lc-why-list p{color:#000}}

/* ---------- Videos ---------- */
.videos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3vw,36px);margin-top:clamp(32px,4.5vw,52px)}
.video{margin:0}
.vid{position:relative;aspect-ratio:16/9;background:var(--black);border-radius:2px;overflow:hidden;box-shadow:0 0 0 1px #2a2c20}
.vid iframe{position:absolute;inset:0;width:100%;height:100%;border:0;z-index:0}
.vid-poster{position:absolute;inset:0;z-index:1;background:var(--black);transition:opacity .5s ease,visibility 0s linear .5s;display:flex;flex-direction:column;justify-content:flex-end;gap:14px;padding:clamp(18px,2.6vw,30px);color:var(--olive);text-decoration:none}
.vid-rule{position:absolute;top:clamp(18px,2.6vw,30px);left:clamp(18px,2.6vw,30px);width:36px;height:4px;background:var(--olive)}
.vid-title{font:700 clamp(19px,2.1vw,28px)/1.15 var(--serif);letter-spacing:-.012em;max-width:15ch;padding-right:72px}
.vid-play{position:absolute;right:clamp(18px,2.6vw,30px);bottom:clamp(18px,2.6vw,30px);width:56px;height:56px;border-radius:50%;background:var(--olive);color:#000;display:grid;place-items:center;transition:transform .2s,background-color .2s}
.vid-play svg{width:22px;height:22px;margin-left:3px}
.vid-poster:hover .vid-play,.vid-poster:focus-visible .vid-play{transform:scale(1.07);background:#ADB45C}
.vid-poster:focus-visible{outline:2px solid var(--olive);outline-offset:-6px}
.vid-label{margin-top:12px;font:600 15px/1.3 var(--sans);color:var(--ink)}
.vid.is-playing .vid-poster{opacity:0;visibility:hidden;pointer-events:none}
.vid-play svg{transition:opacity .2s}
.vid-play::after{content:"";position:absolute;inset:-5px;border-radius:50%;border:2px solid transparent;border-top-color:var(--olive);opacity:0;transition:opacity .2s}
.vid.is-loading .vid-play::after{opacity:1;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (max-width:760px){.videos{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){.vid-play,.vid-poster{transition:none}.vid.is-loading .vid-play::after{animation-duration:2.4s}}

/* ---------- Book ---------- */
.book{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start}
.book-obj{perspective:1100px;padding:8px 18px 24px 4px}
.book-obj .cover-img{position:relative;width:240px;transform:rotateY(-16deg);transform-origin:left center;transition:transform .6s cubic-bezier(.2,.7,.2,1);box-shadow:22px 26px 38px -14px rgba(20,22,12,.55),2px 0 0 #2b2d22}
.book-obj .cover-img::before{content:"";position:absolute;inset:0 auto 0 0;width:14px;background:linear-gradient(90deg,rgba(255,255,255,.16),rgba(255,255,255,0) 60%,rgba(0,0,0,.25));z-index:1}
.book-obj .cover-img::after{content:"";position:absolute;top:3px;bottom:3px;right:-9px;width:9px;background:repeating-linear-gradient(90deg,#f3f2ea 0 1px,#d9d8cd 1px 2px);transform:rotateY(70deg);transform-origin:left center}
.book-obj:hover .cover-img{transform:rotateY(-4deg)}
.book-meta{font:500 14.5px/1.4 var(--sans);color:var(--stone);margin-bottom:22px}
.book-meta .bar{color:var(--field);font-weight:700;margin:0 .35em}
.book h2{max-width:16ch;font-size:clamp(30px,3.4vw,46px);line-height:1.08}
.book .prose{margin-bottom:22px}
.text-link{font:600 15px/1.3 var(--sans);color:var(--field);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}
.text-link:hover{text-decoration-thickness:2px}
.author{grid-column:1 / -1;display:grid;grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:clamp(16px,2.4vw,32px);margin-top:clamp(48px,6vw,72px);padding-top:28px;border-top:1px solid var(--rule)}
.author h3{font-size:22px}
.author p{font-size:17.5px;line-height:1.6;color:var(--ink);max-width:40em;margin:0}
.author .author-links{margin-top:14px}
@media (max-width:760px){.book{grid-template-columns:1fr}.book-obj{justify-self:start}.author{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){.book-obj .cover-img{transition:none}}

/* ---------- Origin timeline ---------- */
.timeline{list-style:none;margin:clamp(36px,5vw,52px) 0 0;padding:0;position:relative}
.timeline li{display:grid;grid-template-columns:minmax(120px,190px) 1fr;gap:clamp(16px,3vw,40px);padding:0 0 30px;position:relative}
.timeline time,.timeline .when{font:600 15px/1.6 var(--sans);color:var(--field);font-variant-numeric:tabular-nums;padding-left:22px;position:relative}
.timeline time::before,.timeline .when::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:9px;border-radius:50%;background:var(--field)}
.timeline li::before{content:"";position:absolute;left:4px;top:1.2em;bottom:-.2em;width:1px;background:var(--rule)}
.timeline li:last-child::before{display:none}
.timeline p{margin:0;font-size:19px;line-height:1.55;max-width:34em}
.timeline cite{font-style:italic}
.origin-close{margin-top:24px;padding-top:24px;border-top:1px solid var(--rule)}
@media (max-width:640px){.timeline li{grid-template-columns:1fr;gap:6px}}

/* ---------- Back cover ---------- */
.back{background:var(--black);color:var(--bone);padding-block:clamp(88px,12vw,160px) 0}
.back h2{font:700 clamp(40px,6.6vw,96px)/1 var(--serif);color:var(--olive);letter-spacing:-.022em;max-width:13ch;font-variation-settings:"opsz" 72}
.back .lead{color:var(--bone);margin:28px 0 0;max-width:30em;font-size:clamp(20px,2vw,25px)}
.back-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}
.copy-email{display:none;background:transparent;cursor:pointer}
.js .copy-email{display:inline-flex}
.copy-email.is-done{border-color:var(--olive)}
.site-footer{margin-top:clamp(88px,10vw,140px);border-top:1px solid #23251b;padding-block:40px 48px}
.site-footer .wrap{display:grid;grid-template-columns:auto 1fr auto;gap:24px 48px;align-items:start}
.site-footer img{width:138px;height:auto}
.footer-logo{display:inline-block;justify-self:start;line-height:0;transition:opacity .2s}
.footer-logo:hover{opacity:.82}
.legal{font:400 13.5px/1.6 var(--sans);color:var(--ash);max-width:62em;margin:0}
.legal + .legal{margin-top:8px}
.foot-links{display:flex;flex-direction:column;gap:10px;font:500 14px/1.3 var(--sans)}
.foot-links a{color:var(--bone);text-decoration:none}
.foot-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
@media (max-width:900px){.site-footer .wrap{grid-template-columns:1fr}}

/* ---------- 404 ---------- */
.lost{min-height:calc(100svh - var(--header));display:flex;align-items:center;background:var(--black);color:var(--olive)}
.lost h1{font:700 clamp(56px,12vw,160px)/.9 var(--serif);letter-spacing:-.02em;margin-bottom:24px}
.lost p{font-size:clamp(20px,2.2vw,26px);color:var(--bone);max-width:30em}

@media print{.site-header,.cover-actions,.back-actions,.lc-controls,.lc-hint{display:none}body{background:#fff}.cover,.back{background:#fff;color:#000}.cover h1,.back h2{color:#000}}
@media (max-width:340px){.cmp-x{font-size:14px}.cmp-wedge{height:180px}}