/* Messages From Heroes, "Letters". Light paper first; dark only inside contained frames. */
:root{
  --bg:#FBF8F2; --tint:#F3ECDF; --sheet:#FFFEFA; --ink:#1E2637; --ink2:#353E52; --muted:#596071;
  --navy:#1E3A6E; --navydeep:#13284F; --gold:#C9A032; --goldink:#765709; --rule:#E3D9C5; --liner:#DCE3EF;
  --kraft:#EFE4CE;
  --fd:'Fraunces',Georgia,'Times New Roman',serif;
  --fb:'Source Serif 4',Georgia,'Times New Roman',serif;
  --fh:'Caveat','Segoe Script','Bradley Hand',cursive;
  --fm:'IBM Plex Mono',ui-monospace,'Cascadia Mono',Consolas,monospace;
  --wrap:1200px; --gut:clamp(16px,4vw,40px);
  --ease:cubic-bezier(.2,.75,.2,1);
  --shadow:0 1px 2px rgba(30,38,55,.08),0 10px 30px -12px rgba(30,38,55,.28);
  --airmail:repeating-linear-gradient(-45deg,var(--navy) 0 12px,transparent 12px 20px,#B8322E 20px 32px,transparent 32px 40px);
  --grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.12 0 0 0 0 0.1 0 0 0 0 0.08 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 var(--fb);
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video,svg{max-width:100%;display:block}
img{height:auto}
a{color:var(--navy);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--navydeep)}
h1,h2,h3{font-family:var(--fd);font-weight:640;line-height:1.1;margin:0;color:var(--ink);
  font-variation-settings:"opsz" 96;text-wrap:balance;letter-spacing:-.01em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--navy);outline-offset:3px;border-radius:3px}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--ink);color:var(--sheet);
  padding:10px 16px;border-radius:0 0 8px 8px;font:600 14px var(--fm)}
.skip:focus{top:0;color:var(--sheet)}
.hand{font-family:var(--fh);font-size:1.45em;color:var(--goldink);font-weight:600;line-height:1}
.sig{font-family:var(--fh);font-size:1.6em;color:var(--navy);font-weight:700;line-height:1}
.kicker{font:500 12px/1.3 var(--fm);letter-spacing:.18em;text-transform:uppercase;color:var(--goldink);
  margin:0 0 14px;display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:28px;height:2px;background:var(--gold)}

/* buttons and chips */
.btn{display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:0 22px;border-radius:999px;
  background:var(--navy);color:var(--sheet);border:2px solid var(--navy);font:600 14px/1 var(--fm);
  letter-spacing:.04em;text-decoration:none;cursor:pointer;transition:background .2s,color .2s,transform .2s var(--ease)}
.btn:hover{background:var(--navydeep);border-color:var(--navydeep);color:var(--sheet);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:var(--sheet)}
.btn-quiet{background:transparent;border-color:transparent;color:var(--muted)}
.btn-quiet:hover{background:var(--tint);border-color:var(--tint);color:var(--ink)}
.chip{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:0 15px;border-radius:999px;
  border:1.5px solid var(--rule);background:var(--sheet);color:var(--ink2);font:500 13px/1 var(--fm);cursor:pointer;
  transition:background .2s,border-color .2s,color .2s}
.chip span{font-size:11px;color:var(--muted)}
.chip:hover{border-color:var(--navy)}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:var(--sheet)}
.chip[aria-pressed="true"] span{color:var(--liner)}
.more{font:600 13px var(--fm);letter-spacing:.04em}

/* airmail edging */
.airmail{height:8px;background:var(--airmail);transform-origin:left;opacity:.9}
html.js .airmail{transform:scaleX(0);transition:transform 1.2s var(--ease)}
html.js .airmail.in{transform:scaleX(1)}

/* top bar */
.top{position:sticky;top:0;z-index:50;background:rgba(251,248,242,.94);border-bottom:1px solid var(--rule);
  -webkit-backdrop-filter:saturate(1.2) blur(8px);backdrop-filter:saturate(1.2) blur(8px)}
.top-in{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut);min-height:70px;display:flex;align-items:center;gap:22px}
.logo{display:inline-flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);flex:0 0 auto}
.logo img{width:46px;height:46px}
.wm{display:flex;flex-direction:column;font:700 15px/1.05 var(--fd);letter-spacing:.06em;text-transform:uppercase;
  font-variation-settings:"opsz" 30}
.wm span+span{color:var(--navy)}
.mainnav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}
.mainnav a{font:500 12.5px/1 var(--fm);letter-spacing:.06em;color:var(--ink2);text-decoration:none;padding:10px 11px;
  border-radius:6px;position:relative}
.mainnav a::after{content:"";position:absolute;left:11px;right:11px;bottom:5px;height:2px;background:var(--gold);
  transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease)}
.mainnav a:hover::after,.mainnav a[aria-current="page"]::after{transform:scaleX(1)}
.mainnav a:hover{color:var(--navy)}
.top-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.navbtn{display:none;align-items:center;gap:8px;min-height:42px;padding:0 13px;border-radius:999px;border:1.5px solid var(--rule);
  background:var(--sheet);font:600 12.5px var(--fm);cursor:pointer}
.navbtn-bars,.navbtn-bars::before,.navbtn-bars::after{display:block;width:16px;height:2px;background:var(--ink);position:relative;
  transition:transform .25s}
.navbtn-bars::before,.navbtn-bars::after{content:"";position:absolute;left:0}
.navbtn-bars::before{top:-5px}.navbtn-bars::after{top:5px}
.navbtn[aria-expanded="true"] .navbtn-bars{background:transparent}
.navbtn[aria-expanded="true"] .navbtn-bars::before{transform:translateY(5px) rotate(45deg)}
.navbtn[aria-expanded="true"] .navbtn-bars::after{transform:translateY(-5px) rotate(-45deg)}

/* group launcher */
.launch{position:relative}
.launch summary{list-style:none;display:inline-flex;align-items:center;gap:9px;min-height:42px;padding:0 15px;border-radius:999px;
  border:1.5px solid var(--navy);color:var(--navy);font:600 12.5px/1 var(--fm);letter-spacing:.03em;cursor:pointer;background:var(--sheet)}
.launch summary::-webkit-details-marker{display:none}
.launch summary:hover,.launch[open] summary{background:var(--navy);color:var(--sheet)}
.launch-dot{width:14px;height:10px;border:1.5px solid currentColor;border-radius:2px;position:relative}
.launch-dot::after{content:"";position:absolute;left:1px;right:1px;top:0;height:5px;border-bottom:1.5px solid currentColor;
  transform:skewY(0);clip-path:polygon(0 0,50% 100%,100% 0)}
.launch-panel{position:absolute;right:0;top:calc(100% + 10px);width:min(880px,calc(100vw - 32px));max-height:min(72vh,640px);
  overflow:auto;background:var(--sheet);border:1px solid var(--rule);border-radius:14px;box-shadow:var(--shadow);padding:22px 24px 24px;z-index:60}
.launch-panel::before{content:"";display:block;height:6px;margin:-22px -24px 18px;background:var(--airmail);border-radius:14px 14px 0 0}
.launch-h{font:700 20px var(--fd);margin:0 0 14px}
.launch-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:18px 22px}
.launch-gh{font:500 11px var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--goldink);margin:0 0 8px;
  padding-bottom:6px;border-bottom:1px solid var(--rule)}
.launch-g li a{display:block;padding:4px 0;font-size:15px;color:var(--ink);text-decoration:none}
.launch-g li a:hover{color:var(--navy);text-decoration:underline}
.launch-g a[aria-current="page"]{color:var(--navy);font-weight:700}
.launch-g a[aria-current="page"]::after{content:" (you are here)";font:400 11px var(--fm);color:var(--muted)}

/* library shelves strip */
.shelves{border-bottom:1px solid var(--rule);background:var(--tint)}
.shelves-in{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut);display:flex;gap:4px;overflow-x:auto;scrollbar-width:thin}
.shelves a{flex:0 0 auto;font:500 12px/1 var(--fm);color:var(--ink2);text-decoration:none;padding:13px 10px;white-space:nowrap}
.shelves a:hover{color:var(--navy);text-decoration:underline}

/* sections */
.sec{max-width:var(--wrap);margin:0 auto;padding:clamp(64px,9vw,120px) var(--gut) 0}
.sec>.airmail{margin:0 0 clamp(40px,6vw,64px)}
.sec-head{max-width:720px;margin-bottom:clamp(36px,5vw,56px)}
.sec-head h2,.write-copy h2,.wall-head h2{font-size:clamp(34px,4.6vw,58px);margin-bottom:18px}
.sec-head p{font-size:18.5px;color:var(--ink2);max-width:62ch}
html.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease);
  transition-delay:calc(var(--i,0) * 70ms)}
html.js [data-reveal].in{opacity:1;transform:none}

/* hero */
.hero{position:relative;background:linear-gradient(180deg,var(--tint),var(--bg) 70%);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:var(--grain);opacity:.18;pointer-events:none}
.hero-in{position:relative;max-width:var(--wrap);margin:0 auto;padding:clamp(30px,5vw,64px) var(--gut) 40px;
  display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(28px,5vw,70px);align-items:center}
.hero-letter-wrap{position:relative;padding-bottom:70px}
.hero-letter{position:relative;z-index:2;background:var(--sheet);border-radius:6px;box-shadow:var(--shadow);
  padding:clamp(24px,4vw,48px) clamp(22px,4vw,52px) clamp(26px,3.4vw,40px) clamp(30px,5vw,64px);
  background-image:linear-gradient(90deg,transparent 0 calc(clamp(30px,5vw,64px) - 14px),rgba(201,160,50,.55) calc(clamp(30px,5vw,64px) - 14px) calc(clamp(30px,5vw,64px) - 12px),transparent 0),
    repeating-linear-gradient(180deg,transparent 0 33px,var(--liner) 33px 34px)}
html.js .hero-letter{transform:translateY(90px) rotate(-1deg);opacity:0}
html.js.ready .hero-letter{transform:rotate(-.6deg);opacity:1;transition:transform 1.3s var(--ease) .25s,opacity .6s ease .25s}
.hero-letter-wrap{padding-bottom:130px}
.hero-env{position:absolute;left:-3%;right:-3%;bottom:0;height:160px;pointer-events:none}
.hero-env::before{content:"";position:absolute;inset:0;z-index:1;background:var(--navy);border-radius:8px;box-shadow:var(--shadow)}
.hero-env-front{position:absolute;inset:0;z-index:3;background:var(--navydeep);border-radius:0 0 8px 8px;
  clip-path:polygon(0 0,50% 58%,100% 0,100% 100%,0 100%)}
.hero-env-front::after{content:"";position:absolute;left:0;right:0;bottom:0;height:8px;background:var(--airmail)}
.hero-env-flap{position:absolute;left:0;right:0;top:0;height:110px;z-index:1;background:linear-gradient(0deg,#2B4C86,var(--navy));
  clip-path:polygon(0 100%,50% 0,100% 100%);transform:translateY(-100%)}
.letterhead{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;padding-bottom:18px;margin-bottom:22px;
  border-bottom:1px solid var(--rule)}
.logo-sheet img{width:clamp(92px,11vw,128px);height:auto}
.lh-meta{display:flex;flex-direction:column;align-items:flex-end;font:500 11px/1.6 var(--fm);letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);margin:0}
.hero h1{font-size:clamp(46px,7.4vw,104px);line-height:.95;margin-bottom:22px;font-weight:700}
.h-dear{display:block;color:var(--ink)}
.h-line{display:block;font-family:var(--fh);font-weight:700;color:var(--navy);font-size:.56em;line-height:1.05;margin-top:12px;
  letter-spacing:0}
.hero-sub{font:italic 500 clamp(19px,1.8vw,23px)/1.4 var(--fb);color:var(--ink2);margin-bottom:14px}
.hero-body{color:var(--ink2);max-width:56ch}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 22px}
.hero-sign{margin:0;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.hero-art{position:relative;height:clamp(420px,46vw,600px)}
.desk-pin{position:absolute;margin:0;left:0;top:6%;width:78%;background:var(--sheet);padding:12px 12px 46px;border-radius:3px;
  box-shadow:var(--shadow);transform:rotate(-5deg)}
.desk-pin img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:sepia(.18) saturate(.95)}
.desk-pin .grain{position:absolute;inset:12px 12px 46px;background-image:var(--grain);opacity:.35;mix-blend-mode:multiply;pointer-events:none}
.pin{position:absolute;top:-8px;left:50%;width:18px;height:18px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#E7C766,var(--gold) 55%,#8E6E17);
  box-shadow:0 3px 5px rgba(0,0,0,.25);transform:translateX(-50%)}
.stamp{position:absolute;z-index:2;margin:0;right:0;bottom:4%;width:min(64%,360px);transform:rotate(4deg);filter:drop-shadow(0 14px 22px rgba(30,38,55,.28))}
.stamp-perf{background:var(--sheet);padding:16px 16px 12px;
  -webkit-mask:linear-gradient(#000 0 0) content-box,radial-gradient(circle at 8px 8px,transparent 5.5px,#000 6px) -8px -8px/16px 16px;
  mask:linear-gradient(#000 0 0) content-box,radial-gradient(circle at 8px 8px,transparent 5.5px,#000 6px) -8px -8px/16px 16px}
.stamp-media{position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--navydeep)}
.stamp-media .vid{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.12) brightness(1.05)}
.stamp-tone{position:absolute;inset:0;background:linear-gradient(160deg,var(--navy),#3B5A93 45%,var(--gold));mix-blend-mode:color;opacity:.9;pointer-events:none}
.stamp-val{display:flex;justify-content:space-between;align-items:baseline;margin:10px 2px 0;font:600 12px var(--fm);
  letter-spacing:.1em;text-transform:uppercase;color:var(--navy)}
.stamp-val span+span{font:700 22px var(--fh);letter-spacing:0;text-transform:none;color:var(--goldink)}
.kb{animation:kb 22s ease-in-out infinite alternate}
@keyframes kb{from{transform:scale(1.05) translate(0,0)}to{transform:scale(1.18) translate(-3%,2%)}}
.postmark{position:absolute;width:clamp(120px,13vw,170px);right:52%;bottom:22%;color:var(--navy);opacity:.78;z-index:6;
  font-family:var(--fm);fill:currentColor;pointer-events:none}
.postmark text{fill:currentColor}
html.js .postmark{opacity:0;transform:scale(1.7) rotate(-20deg)}
html.js.ready .postmark{opacity:.78;transform:scale(1) rotate(-12deg);transition:transform .45s cubic-bezier(.5,1.8,.5,1) 1.3s,opacity .2s 1.3s}
html.js.ready .stamp{animation:thud .5s ease 1.45s}
@keyframes thud{0%,100%{transform:rotate(4deg)}40%{transform:rotate(4deg) scale(.97)}}
.airmail-tag{position:absolute;left:6%;top:0;margin:0;font:700 26px var(--fh);color:var(--goldink);transform:rotate(-8deg)}
.hero-down{display:block;width:max-content;margin:0 auto;padding:12px 18px 30px;font:500 12px var(--fm);letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);text-decoration:none;position:relative}
.hero-down::after{content:"";display:block;width:2px;height:30px;margin:10px auto 0;background:linear-gradient(var(--gold),transparent)}

/* video controls */
.vid-toggle{position:absolute;right:10px;bottom:10px;z-index:4;min-height:32px;padding:0 12px;border-radius:999px;border:0;
  background:rgba(19,40,79,.82);color:var(--sheet);font:500 11.5px var(--fm);cursor:pointer}
.vid-toggle:hover{background:var(--navydeep)}

/* envelopes */
.envs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px 34px;margin-top:-40px}
.env-scene{position:relative;height:380px;perspective:1400px;overflow:hidden}
.env-back{position:absolute;left:0;right:0;bottom:0;height:230px;border-radius:8px;background:var(--navydeep);
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 6px,transparent 6px 12px)}
.env-front{position:absolute;left:0;right:0;bottom:0;height:230px;z-index:3;border:0;margin:0;padding:0;cursor:pointer;
  border-radius:0 0 8px 8px;background:var(--kraft);text-align:left;color:var(--ink);
  clip-path:polygon(0 0,50% 52%,100% 0,100% 100%,0 100%);transition:background .3s}
.env-front::before{content:"";position:absolute;left:0;right:0;bottom:0;height:7px;background:var(--airmail)}
.env-front:hover{background:#F4EBD8}
.env-front:focus-visible{outline:none}
.env-front:focus-visible .env-to-n{outline:3px solid var(--navy);outline-offset:4px;border-radius:2px}
.env-stamp{position:absolute;right:16px;top:96px;width:66px;height:80px;background:var(--sheet);padding:5px;transform:rotate(3deg);
  -webkit-mask:linear-gradient(#000 0 0) content-box,radial-gradient(circle at 4px 4px,transparent 2.6px,#000 3px) -4px -4px/8px 8px;
  mask:linear-gradient(#000 0 0) content-box,radial-gradient(circle at 4px 4px,transparent 2.6px,#000 3px) -4px -4px/8px 8px}
.env-stamp img{width:100%;height:100%;object-fit:cover;filter:sepia(.35) saturate(.9);transition:filter .5s}
.env-front:hover .env-stamp img{filter:none}
.env-mark{position:absolute;right:50px;top:120px;width:56px;height:36px;border:2px solid rgba(30,58,110,.55);border-radius:50%;
  transform:rotate(-14deg)}
.env-mark::after{content:"";position:absolute;left:44px;top:4px;width:40px;height:22px;
  background:repeating-linear-gradient(180deg,rgba(30,58,110,.5) 0 2px,transparent 2px 8px)}
.env-to{position:absolute;left:20px;right:116px;bottom:46px;display:flex;flex-direction:column;gap:4px}
.env-to-k{font:500 10.5px var(--fm);letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.env-to-n{font:700 clamp(25px,2.3vw,30px)/1.05 var(--fh);color:var(--navy)}
.env-cue{position:absolute;left:20px;bottom:18px;font:500 11.5px var(--fm);letter-spacing:.06em;color:var(--ink2)}
.env-cue-c{display:none}
.env.open .env-cue-o{display:none}.env.open .env-cue-c{display:inline}
.env-flap{position:absolute;left:0;right:0;top:150px;height:126px;z-index:4;cursor:pointer;
  background:linear-gradient(180deg,#2B4C86,var(--navy));clip-path:polygon(0 0,100% 0,50% 100%);
  transform-origin:top;transition:transform .6s var(--ease),z-index 0s linear .3s}
.env-flap::after{content:"";position:absolute;left:50%;top:76px;width:30px;height:30px;margin-left:-15px;border-radius:50%;
  background:radial-gradient(circle at 40% 35%,#E2C15D,var(--gold) 60%,#9A7A1C);box-shadow:0 2px 4px rgba(0,0,0,.3)}
.env-letter{position:absolute;left:7%;right:7%;bottom:14px;height:310px;z-index:2;background:var(--sheet);border-radius:4px;
  padding:18px 18px 14px;box-shadow:0 6px 18px rgba(0,0,0,.18);transform:translateY(70px);
  transition:transform .7s var(--ease) .15s,z-index 0s linear .45s;
  background-image:repeating-linear-gradient(180deg,transparent 0 25px,var(--liner) 25px 26px);background-position:0 50px}
.env-k{font:500 10.5px var(--fm);letter-spacing:.16em;text-transform:uppercase;color:var(--goldink);margin:0 0 6px}
.env-letter h3{font-size:20px;line-height:1.15;margin:0 0 8px}
.env-letter h3 a{color:var(--ink);text-decoration:none}
.env-letter h3 a:hover{color:var(--navy);text-decoration:underline}
.env-ex{font-size:14.5px;line-height:1.55;color:var(--ink2);margin:0 0 8px}
.env-more{margin:0;font:600 12.5px var(--fm)}
.env-close{position:absolute;right:10px;top:10px;min-height:30px;padding:0 10px;border-radius:999px;border:1px solid var(--rule);
  background:var(--sheet);font:500 11px var(--fm);color:var(--muted);cursor:pointer}
.env-close:hover{border-color:var(--navy);color:var(--navy)}
.env.open .env-flap{transform:rotateX(180deg);z-index:1;transition:transform .6s var(--ease),z-index 0s linear .3s}
.env.open .env-letter{transform:translateY(-44px);z-index:5}
.env-credit{font:400 11px/1.45 var(--fm);color:var(--muted);margin:10px 0 0}
html:not(.js) .env-flap{transform:rotateX(180deg);z-index:1}
html:not(.js) .env-letter{transform:translateY(-44px);z-index:5}

/* write */
.write-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(30px,5vw,72px);align-items:center}
.write-media{position:relative;margin:0;border-radius:14px;overflow:hidden;background:var(--navydeep);aspect-ratio:4/3.2;
  box-shadow:var(--shadow)}
.write-media .vid{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:sepia(.4) saturate(.85) contrast(1.06);
  clip-path:inset(0 calc(100% - var(--wipe,1) * 100%) 0 0)}
.ink-edge{position:absolute;top:0;bottom:0;left:calc(var(--wipe,1) * 100%);width:60px;margin-left:-30px;pointer-events:none;
  background:radial-gradient(ellipse at center,rgba(19,40,79,.85),transparent 70%);opacity:calc(1 - var(--wipe,1))}
.write-copy>p{font-size:18.5px;color:var(--ink2)}
.steps{counter-reset:s;margin-top:28px;display:grid;gap:14px}
.step{display:grid;grid-template-columns:52px 1fr;column-gap:16px;padding:18px 20px;background:var(--sheet);border:1px solid var(--rule);
  border-radius:10px}
.step-no{grid-row:span 3;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;border:2px solid var(--gold);
  font:700 24px var(--fh);color:var(--goldink)}
.step h3{font-size:22px;margin:2px 0 4px}
.step p{margin:0 0 6px;color:var(--ink2);font-size:16px}
.step a{font:500 12.5px/1.5 var(--fm)}

/* wall */
.wall-head{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(26px,4vw,60px);align-items:end;margin-bottom:40px}
.wall-head p{font-size:18.5px;color:var(--ink2)}
.wall-photo{position:relative;margin:0;border-radius:12px;overflow:hidden;aspect-ratio:16/10;background:var(--tint)}
.wall-photo img{width:100%;height:100%;object-fit:cover}
html.js .wall-photo img{filter:blur(10px) saturate(.8);transform:scale(1.06);transition:filter 1.4s var(--ease),transform 1.6s var(--ease)}
html.js .wall-photo.in img{filter:none;transform:none}
.cancel{position:absolute;right:-10px;top:16px;width:58%;height:54px;pointer-events:none;opacity:.8;
  background:repeating-linear-gradient(180deg,transparent 0 6px,rgba(251,248,242,.85) 6px 8px);
  -webkit-mask:radial-gradient(120% 100% at 0 50%,transparent 20%,#000 21%);mask:radial-gradient(120% 100% at 0 50%,transparent 20%,#000 21%)}
.wall-desk{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(22px,3.5vw,44px);align-items:start;
  padding:clamp(20px,3vw,36px);background:var(--tint);border-radius:18px;border:1px solid var(--rule)}
.composer{display:flex;flex-direction:column;margin:0}
.composer-h{font:700 26px var(--fd);margin:0 0 12px}
.composer label{font:500 12px var(--fm);letter-spacing:.06em;color:var(--ink2);margin:12px 0 6px}
.opt{color:var(--muted)}
.composer input,.composer select,.composer textarea{width:100%;border:1.5px solid var(--rule);border-radius:8px;background:var(--sheet);
  padding:11px 13px;font-size:16px;color:var(--ink)}
.composer textarea{resize:vertical;min-height:64px}
.composer input:focus,.composer select:focus,.composer textarea:focus{border-color:var(--navy);outline:none;box-shadow:0 0 0 3px rgba(30,58,110,.25)}
.composer-btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.composer-said{min-height:1.4em;margin:10px 0 0;font:500 13px var(--fm);color:var(--navy)}
.postcard{position:sticky;top:96px;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);aspect-ratio:3/2;
  background:var(--sheet);border-radius:6px;box-shadow:var(--shadow);padding:clamp(18px,3vw,30px);gap:0;transform:rotate(1deg);
}
.postcard::before{content:"";position:absolute;inset:0;border:7px solid transparent;border-image:var(--airmail) 7;border-radius:6px;opacity:.85;pointer-events:none}
.pc-left{padding-right:clamp(14px,2.4vw,26px);border-right:1.5px solid var(--rule);display:flex;flex-direction:column;justify-content:center;
  min-width:0;overflow-wrap:anywhere}
.pc-dear{font:700 clamp(24px,2.6vw,32px)/1.05 var(--fh);color:var(--navy);margin:0 0 10px}
.pc-body{font:600 clamp(19px,2vw,25px)/1.25 var(--fh);color:var(--ink);margin:0 0 12px}
.pc-sign{font:700 clamp(19px,2vw,24px)/1.1 var(--fh);color:var(--goldink);margin:0}
.pc-gap{color:var(--muted);border-bottom:1.5px dashed var(--rule)}
.pc-right{padding-left:clamp(12px,2vw,22px);display:flex;flex-direction:column;align-items:flex-end;gap:18px}
.pc-stamp{flex:0 0 auto;width:68px;height:78px;padding:6px;background:var(--bg);border:1.5px dashed var(--gold);display:grid;place-items:center}
.pc-stamp img{width:52px;height:52px}
.pc-line{display:block;width:100%;height:1.5px;background:var(--rule);margin-top:20px}
html.js .postcard.bump{animation:bump .5s var(--ease)}
@keyframes bump{40%{transform:rotate(-1deg) translateY(-6px)}}
.wall-filter{display:flex;flex-wrap:wrap;gap:8px;margin:44px 0 22px}
.notes{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:26px 22px}
.note{position:relative;background:var(--sheet);padding:22px 20px 18px;border-radius:4px;box-shadow:var(--shadow);transform:rotate(var(--r,0deg));
  transition:transform .35s var(--ease),box-shadow .35s}
.note::before{content:"";position:absolute;top:-7px;left:50%;width:14px;height:14px;margin-left:-7px;border-radius:50%;
  background:radial-gradient(circle at 35% 35%,#E7C766,var(--gold) 55%,#8E6E17);box-shadow:0 2px 3px rgba(0,0,0,.25)}
.note:hover,.note:focus-within{transform:rotate(0) translateY(-4px)}
.note-k{font:500 10.5px var(--fm);letter-spacing:.16em;text-transform:uppercase;color:var(--goldink);margin:0 0 8px}
.note-h{font:700 21px/1.2 var(--fd);margin:0 0 6px}
.note-s{font-size:15.5px;color:var(--ink2);margin:0 0 10px}
.note-a{font:500 12px/1.45 var(--fm)}
.note-mine{background:var(--sheet);background-image:repeating-linear-gradient(180deg,transparent 0 27px,var(--liner) 27px 28px);
  border-top:6px solid var(--navy)}
.note-mine .note-k{color:var(--navy)}
.note-mine .note-txt{font:600 22px/1.25 var(--fh);color:var(--ink);margin:0 0 12px;overflow-wrap:anywhere}
.note-tools{display:flex;gap:8px;flex-wrap:wrap}
.note-tools button{min-height:32px;padding:0 11px;border-radius:999px;border:1px solid var(--rule);background:var(--sheet);
  font:500 11.5px var(--fm);color:var(--ink2);cursor:pointer}
.note-tools button:hover{border-color:var(--navy);color:var(--navy)}
.notes .note[hidden]{display:none}
.wall-empty{font:500 14px var(--fm);color:var(--muted);margin-top:16px}

/* pigeonholes */
.holes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border:10px solid #E8DCC3;border-radius:6px;background:#E8DCC3;
  box-shadow:var(--shadow)}
.hole{background:#E8DCC3;padding:6px}
.hole-box{position:relative;height:100%;background:linear-gradient(180deg,#D9CBAE,#F6F0E3 34%);border-radius:3px;padding:74px 18px 18px;
  box-shadow:inset 0 10px 18px -8px rgba(60,45,20,.45),inset 0 -2px 0 rgba(255,255,255,.6);overflow:hidden}
.hole-stack{position:absolute;left:18px;right:18px;top:14px;height:56px;transition:transform .45s var(--ease)}
.hole-stack span{position:absolute;left:0;right:0;height:40px;border-radius:3px;background:var(--sheet);box-shadow:0 1px 3px rgba(0,0,0,.18)}
.hole-stack span:nth-child(1){top:16px;background:var(--kraft);transform:rotate(-2deg)}
.hole-stack span:nth-child(2){top:8px;background:var(--liner);transform:rotate(1.5deg)}
.hole-stack span:nth-child(3){top:0;background:var(--sheet);border-top:5px solid var(--navy)}
.hole:hover .hole-stack,.hole:focus-within .hole-stack{transform:translateY(-10px)}
.hole-no{position:absolute;right:14px;top:78px;margin:0;font:600 12px var(--fm);color:var(--goldink);background:linear-gradient(#E8CF7E,var(--gold));
  padding:3px 8px;border-radius:3px;color:var(--ink)}
.hole h3{font-size:21px;line-height:1.15;margin:0 52px 4px 0}
.hole h3 a{color:var(--ink);text-decoration:none}
.hole h3 a::after{content:"";position:absolute;inset:0}
.hole h3 a:hover{color:var(--navy);text-decoration:underline}
.hole-n{font:500 12px var(--fm);color:var(--muted);margin:0 0 10px}
.hole-list{position:relative;z-index:1}
.hole-list li{font-size:14px;line-height:1.35;padding:6px 0;border-top:1px dashed var(--rule)}
.hole-list a{color:var(--ink2);text-decoration:none}
.hole-list a:hover{color:var(--navy);text-decoration:underline}

/* pair */
.pair{display:grid;grid-template-columns:1fr 1fr;gap:clamp(22px,3.5vw,44px)}
.pair-card{background:var(--sheet);border:1px solid var(--rule);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}
.pair-ph{position:relative;margin:0;aspect-ratio:16/9;overflow:hidden;background:var(--navydeep)}
.pair-ph img{width:100%;height:100%;object-fit:cover}
.duo-wrap img{filter:grayscale(1) contrast(1.1);transition:filter .8s var(--ease),transform 1.2s var(--ease)}
.duo-wrap::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,var(--navy),var(--gold));mix-blend-mode:color;
  transition:opacity .8s var(--ease);pointer-events:none}
.duo-wrap:hover img,.duo-wrap:focus img,.duo-wrap.centred img{filter:none;transform:scale(1.03)}
.duo-wrap:hover::after,.duo-wrap:focus::after,.duo-wrap.centred::after{opacity:0}
.half-wrap img{filter:contrast(1.15) saturate(.9)}
.halftone{position:absolute;inset:0;pointer-events:none;mix-blend-mode:multiply;
  background:radial-gradient(circle,var(--navydeep) 32%,transparent 36%) 0 0/8px 8px,radial-gradient(circle,var(--gold) 26%,transparent 30%) 4px 4px/8px 8px;
  opacity:.9;transition:opacity 1.8s var(--ease),background-size 1.8s var(--ease)}
.pair-card.in .halftone{opacity:0;background-size:3px 3px,3px 3px}
.pair-copy{padding:clamp(22px,3vw,34px);display:flex;flex-direction:column;flex:1}
.pair-copy h2{font-size:clamp(26px,2.8vw,36px);margin-bottom:12px}
.pair-copy>p{color:var(--ink2)}
.pair-list{margin:6px 0 18px}
.pair-list li{border-top:1px solid var(--rule);padding:10px 0;font-size:16px}
.pair-list a{color:var(--ink);text-decoration:none}
.pair-list a:hover{color:var(--navy);text-decoration:underline}
.pair-copy .more{margin-top:auto}

/* ledger */
.ledger{padding-bottom:clamp(64px,9vw,110px)}
.led{border-top:2px solid var(--ink);counter-reset:l}
.led li{border-bottom:1px solid var(--rule)}
.led a{display:grid;grid-template-columns:56px minmax(0,1fr) 230px 96px;gap:16px;align-items:baseline;padding:16px 4px;text-decoration:none;
  color:var(--ink);transition:background .2s,padding .25s var(--ease)}
.led a:hover{background:var(--tint);padding-left:14px}
.led-no{font:500 13px var(--fm);color:var(--goldink)}
.led-t{font:600 21px/1.25 var(--fd)}
.led-c{font:500 12px var(--fm);color:var(--muted);letter-spacing:.04em}
.led-w{font:500 12px var(--fm);color:var(--muted);text-align:right}
.led-more{margin-top:28px}

/* footer */
.foot{background:var(--tint);border-top:1px solid var(--rule);margin-top:0}
.foot-in{max-width:var(--wrap);margin:0 auto;padding:54px var(--gut) 30px;display:grid;grid-template-columns:1.1fr 1.4fr .8fr;gap:36px}
.logo-foot img{width:150px;height:auto}
.foot-tag{font:600 24px var(--fh);color:var(--goldink);margin:12px 0 0}
.foot-h{font:500 11px var(--fm);letter-spacing:.16em;text-transform:uppercase;color:var(--goldink);margin:0 0 12px;padding-bottom:8px;
  border-bottom:1px solid var(--rule)}
.foot-col li{padding:4px 0}
.foot-col a{color:var(--ink);text-decoration:none;font-size:15.5px}
.foot-col a:hover{color:var(--navy);text-decoration:underline}
.foot-cats{columns:2;column-gap:24px}
.foot-base{max-width:var(--wrap);margin:0 auto;padding:18px var(--gut) 34px;border-top:1px solid var(--rule);font:400 12.5px/1.7 var(--fm);color:var(--muted)}
.foot-base p{margin:0}
.entity{color:var(--ink2)}

/* sheets: posts and inner pages */
.desk{max-width:var(--wrap);margin:0 auto;padding:clamp(28px,5vw,64px) var(--gut) clamp(56px,7vw,90px)}
.sheet{position:relative;max-width:800px;margin:0 auto;background:var(--sheet);border-radius:6px;box-shadow:var(--shadow);
  padding:clamp(26px,5vw,60px) clamp(20px,5vw,64px) clamp(26px,4vw,48px) clamp(26px,6vw,80px)}
.sheet::before{content:"";position:absolute;left:clamp(14px,3.6vw,52px);top:0;bottom:0;width:2px;background:rgba(201,160,50,.5)}
.sheet::after{content:"";position:absolute;left:0;right:0;top:0;height:7px;background:var(--airmail);border-radius:6px 6px 0 0}
.sheet h1{font-size:clamp(34px,5vw,56px);margin:10px 0 18px}
.sheet-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 18px}
.post-cat{margin:0}
.cat-stamp{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:2px solid var(--navy);border-radius:4px;
  font:600 11.5px var(--fm);letter-spacing:.12em;text-transform:uppercase;color:var(--navy);text-decoration:none;transform:rotate(-1.5deg)}
.cat-stamp::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--gold)}
.cat-stamp:hover{background:var(--navy);color:var(--sheet)}
.post-meta{font:500 11.5px/1.5 var(--fm);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:0}
.post-fig{margin:6px 0 30px}
.post-ph{overflow:hidden;border-radius:4px;background:var(--tint)}
.post-ph img{width:100%;max-height:520px;object-fit:cover;filter:sepia(.12)}
.post-fig figcaption{font:400 12px/1.5 var(--fm);color:var(--muted);margin-top:8px}
.post-body p,.page-body p{font-size:19px;line-height:1.75;color:var(--ink)}
.post-body p:first-child::first-letter{font:700 3.3em/.8 var(--fd);float:left;margin:.08em .1em 0 0;color:var(--navy)}
.page-body h3{font-size:24px;margin:30px 0 10px}
.page-body a{font-weight:600}
.post-sign{display:flex;flex-wrap:wrap;gap:12px;align-items:baseline;margin:30px 0 0;padding-top:20px;border-top:1px dashed var(--rule)}
.post-back{margin:22px 0 0}
.sb{max-width:800px;margin:30px auto 0;padding:18px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.sb-t{font:500 11px var(--fm);letter-spacing:.16em;text-transform:uppercase;color:var(--goldink);margin:0 0 10px}
.sb-l{display:flex;flex-wrap:wrap;gap:8px}
.sb a,.sb button{display:inline-flex;align-items:center;min-height:36px;padding:0 13px;border-radius:999px;border:1.5px solid var(--rule);
  background:var(--sheet);color:var(--ink2);font:500 12px var(--fm);text-decoration:none;cursor:pointer}
.sb a:hover,.sb button:hover{background:var(--navy);border-color:var(--navy);color:var(--sheet)}
.sb [hidden]{display:none}
.sb-note{font:400 12px var(--fm);color:var(--muted);margin:10px 0 0}
.printnote{display:none}
.nextletters{max-width:800px;margin:28px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.nl{display:flex;flex-direction:column;gap:6px;padding:18px 20px;background:var(--sheet);border:1px solid var(--rule);border-radius:10px;
  text-decoration:none;color:var(--ink);transition:border-color .2s,transform .25s var(--ease)}
.nl:hover{border-color:var(--navy);transform:translateY(-2px);color:var(--ink)}
.nl-next{text-align:right}
.nl-k{font:500 11px var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--goldink)}
.nl-t{font:600 18px/1.25 var(--fd)}
.related{max-width:800px;margin:40px auto 0}
.related h2{font-size:26px;margin-bottom:14px}
.related ul{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.related a{display:flex;flex-direction:column;gap:8px;height:100%;padding:16px;background:var(--tint);border-radius:10px;text-decoration:none;color:var(--ink)}
.related a:hover{background:var(--liner)}
.rel-k{font:500 10.5px var(--fm);letter-spacing:.12em;text-transform:uppercase;color:var(--goldink)}
.rel-t{font:600 17px/1.3 var(--fd)}

/* library */
.lib-wrap{max-width:var(--wrap);margin:0 auto;padding:clamp(28px,5vw,60px) var(--gut) clamp(56px,7vw,90px)}
.lib-head{max-width:760px}
.lib-head h1{font-size:clamp(42px,6vw,76px);margin:8px 0 14px}
.lib-intro{font-size:19px;color:var(--ink2)}
.lib-tools{position:sticky;top:70px;z-index:20;background:rgba(251,248,242,.96);padding:16px 0 12px;margin:14px 0 28px;border-bottom:1px solid var(--rule)}
.lib-q{width:100%;min-height:54px;border:2px solid var(--ink);border-radius:12px;background:var(--sheet);padding:0 18px;font-size:17px}
.lib-q:focus{outline:none;box-shadow:0 0 0 4px rgba(30,58,110,.28);border-color:var(--navy)}
.chips{display:flex;gap:8px;overflow-x:auto;padding:12px 0 4px;scrollbar-width:thin}
.chips .chip{flex:0 0 auto}
.lib-status{font:500 12.5px var(--fm);color:var(--muted);margin:6px 0 0}
.lib-g{margin:0 0 46px;counter-increment:hole}
.lib-g[hidden]{display:none}
.lib-g h2{font-size:clamp(26px,3vw,36px);margin:0 0 18px;display:flex;align-items:center;gap:14px;scroll-margin-top:240px}
.lib-g h2:focus{outline:none}
.pigeon-no::before{content:counter(hole,decimal-leading-zero);display:inline-grid;place-items:center;min-width:44px;height:32px;padding:0 8px;
  border-radius:4px;background:linear-gradient(#E8CF7E,var(--gold));font:600 14px var(--fm);color:var(--ink)}
.lib-n{font:500 14px var(--fm);color:var(--muted)}
.lib-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.lib-i[hidden]{display:none}
.lib-i a{display:flex;flex-direction:column;gap:8px;height:100%;padding:18px 18px 14px;background:var(--sheet);border:1px solid var(--rule);
  border-top:4px solid var(--liner);border-radius:6px;text-decoration:none;color:var(--ink);transition:border-color .2s,transform .25s var(--ease),box-shadow .25s}
.lib-i a:hover{border-top-color:var(--navy);transform:translateY(-2px);box-shadow:var(--shadow)}
.lib-t{font:600 18.5px/1.25 var(--fd)}
.lib-e{font-size:14.5px;line-height:1.5;color:var(--ink2)}
.lib-w{font:500 11.5px var(--fm);color:var(--muted);margin-top:auto}
.lib-empty{font:500 15px var(--fm);color:var(--ink2);padding:30px;background:var(--tint);border-radius:10px}
.credits{margin-top:22px;font:400 13px/1.6 var(--fm);color:var(--muted)}
.credits summary{cursor:pointer;color:var(--ink2);font-weight:500}
.credits ul{margin:10px 0 0 18px;list-style:disc}
mark{background:rgba(201,160,50,.32);color:inherit;border-radius:2px}

/* responsive */
@media (max-width:1080px){
  .mainnav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;background:var(--sheet);border-bottom:1px solid var(--rule);
    padding:10px var(--gut) 16px;box-shadow:var(--shadow)}
  .mainnav.open{display:flex}
  .mainnav a{font-size:15px;padding:13px 4px;border-bottom:1px solid var(--rule)}
  .mainnav a::after{display:none}
  .navbtn{display:inline-flex}
  .top-tools{margin-left:auto}
  .holes{grid-template-columns:repeat(2,minmax(0,1fr))}
  .envs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .led a{grid-template-columns:44px minmax(0,1fr) 180px}
  .led-w{display:none}
}
@media (max-width:900px){
  .hero-in,.write-grid,.wall-head,.wall-desk,.pair{grid-template-columns:minmax(0,1fr)}
  .hero-art{height:clamp(360px,90vw,520px);max-width:560px;width:100%;margin:0 auto}
  .postcard{position:relative;top:auto}
  .lib-list,.related ul{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-in{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media (max-width:640px){
  body{font-size:16.5px}
  .wm{font-size:13px}
  .logo img{width:40px;height:40px}
  .launch summary{padding:0 12px}
  .launch summary span+span{font-size:11.5px}
  .launch-panel{position:fixed;left:16px;right:16px;top:76px;width:auto}
  .navbtn-t{display:none}
  .envs,.holes,.lib-list,.related ul,.nextletters{grid-template-columns:minmax(0,1fr)}
  .nl-next{text-align:left}
  .led a{grid-template-columns:38px minmax(0,1fr);gap:10px}
  .led-c{grid-column:2}
  .led-t{font-size:18.5px}
  .postcard{grid-template-columns:minmax(0,1fr);aspect-ratio:auto}
  .pc-left{border-right:0;padding-right:0;padding-bottom:16px}
  .pc-right{flex-direction:row;align-items:center;padding-left:0;border-top:1.5px solid var(--rule);padding-top:14px}
  .pc-line{margin-top:0}
  .foot-in{grid-template-columns:minmax(0,1fr)}
  .foot-cats{columns:1}
  .post-body p,.page-body p{font-size:17.5px}
  .desk-pin{width:84%}
  .stamp{width:62%}
  .airmail-tag{font-size:21px;bottom:2%}
  .lib-tools{top:70px}
}
@media (max-width:380px){
  .wm{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  html.js [data-reveal],html.js .hero-letter,html.js .postmark{opacity:1!important;transform:none}
  html.js .hero-letter{transform:rotate(-.6deg)}
  html.js .postmark{transform:rotate(-12deg)}
  html.js .airmail{transform:none}
  html.js .wall-photo img{filter:none;transform:none}
  .halftone{opacity:0}
  .write-media .vid{clip-path:none}
  .ink-edge{display:none}
}
@media print{
  .top,.shelves,.foot,.sb,.nextletters,.related,.skip,video,.vid-toggle{display:none!important}
  html,body{background:#fff!important;color:#000!important}
  .sheet{box-shadow:none;padding:0;max-width:100%}
  .sheet::before,.sheet::after{display:none}
  .printnote{display:block!important;margin-top:14pt;padding-top:8pt;border-top:1pt solid #000;font-size:9pt}
}
.env-letter .env-k{padding-right:100px}