:root{--red:#b5121b;--reddeep:#7f0c13;--tin:#8a9097;--tindark:#3c4248;--tinpale:#d9dcdf;--manila:#efe6d2;--paper:#fbf8f1;--ink:#1e2226;--soft:#555b61;--slotblack:#15181b;--mono:ui-monospace,"SF Mono",Menlo,Consolas,"Courier New",monospace;--slab:"Alfa Slab One",Georgia,serif;--text:"Newsreader",Georgia,"Times New Roman",serif}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#e6e6e1;color:var(--ink);font:400 1.125rem/1.6 var(--text);overflow-x:clip}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--red);text-underline-offset:.15em}
a:hover{color:var(--reddeep)}
:focus-visible{outline:3px solid var(--slotblack);outline-offset:2px}
.jump{position:absolute;left:-999px;top:0;background:#fff;color:var(--ink);padding:.6rem 1rem;z-index:50}
.jump:focus{left:.5rem;top:.5rem}
h1,h2,h3{line-height:1.2;margin:0}
code{font:.88em var(--mono);background:#ece8dc;padding:.05em .3em;overflow-wrap:anywhere}

.tinhead{background:repeating-linear-gradient(90deg,#9ca2a8 0 7px,#8a9097 7px 14px);border-bottom:4px solid var(--tindark);padding:.9rem clamp(1rem,3vw,2.5rem);display:flex;flex-wrap:wrap;align-items:center;gap:.8rem 1.6rem;position:relative}
.maker{display:flex;align-items:center;gap:.6rem;color:var(--ink);text-decoration:none;font:400 1.65rem/1 var(--slab)}
.maker:hover{color:var(--ink)}
.maker svg{width:42px;height:42px;flex:none}
.flapcheck{position:absolute;opacity:0;width:1px;height:1px}
.flaplabel{display:none}
.slot{flex:1;display:flex;flex-wrap:wrap;justify-content:space-around;background:var(--slotblack);border-radius:5px;box-shadow:inset 0 3px 8px #000,0 1px 0 #c6cacd;padding:.3rem .8rem}
.slot a{color:#f3ecdc;text-decoration:none;padding:.42rem .7rem;font:500 .92rem/1.2 var(--mono)}
.slot a:hover,.slot a[aria-current]{color:#fff;box-shadow:inset 0 -2px 0 #e0323c}
.slot a:focus-visible{outline-color:#fff}

.depot{max-width:1240px;margin:0 auto;padding:clamp(1.2rem,3vw,3rem) clamp(1rem,3vw,2.5rem) 4rem;display:grid;grid-template-columns:minmax(0,350px) minmax(0,1fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:start}
.pillar{background:linear-gradient(90deg,#8e0d15,#c21722 22%,#b5121b 70%,#870d15);border-radius:170px 170px 6px 6px/70px 70px 6px 6px;padding:1.5rem 1.15rem 0;box-shadow:6px 8px 0 #0002;color:#fff}
.pillar-cap{height:12px;margin:2rem -1.15rem .9rem;background:var(--reddeep)}
.pillar-mouth{height:15px;background:var(--slotblack);border-radius:3px;margin:0 1.2rem 1.1rem;box-shadow:inset 0 3px 4px #000}
.plate{background:var(--paper);color:var(--ink);padding:1.05rem 1.1rem;border:1px solid #0005}
.plate h1{font:400 1.62rem/1.15 var(--slab);margin-bottom:.6rem}
.plate p{margin:0 0 .7rem;font-size:1.04rem;line-height:1.45}
.collect{border-top:2px solid var(--ink);padding-top:.55rem;margin-top:.6rem}
.collect h2{font:700 .78rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.3rem}
.collect ul{list-style:none;padding:0;margin:0;font:.84rem/1.35 var(--mono)}
.collect li{display:flex;justify-content:space-between;gap:.5rem;padding:.3rem 0;border-bottom:1px dotted #0005}
.collect span{color:var(--soft);white-space:nowrap}
.pillar-photo{margin:1rem 0 0}
.pillar-photo img{border:5px solid var(--paper)}
.pillar-photo figcaption{font-size:.84rem;line-height:1.35;padding:.45rem .1rem 0;color:#fff}
.pillar-photo a{color:#fff}
.pillar-foot{height:30px;background:var(--slotblack);margin:1.1rem -1.15rem 0;border-radius:0 0 6px 6px}
.pile-title{font:700 .82rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--tindark);margin:0 0 1rem}
.pile{list-style:none;margin:0;padding:0}
.env{position:relative;background:linear-gradient(174deg,#f4ecda,var(--manila));padding:1.5rem 1.6rem 1.05rem;box-shadow:0 2px 3px #0003,0 9px 18px #0000001f;margin-top:-10px;transition:transform .16s}
.env:first-child{margin-top:0;border-top:7px solid;border-image:repeating-linear-gradient(135deg,var(--red) 0 14px,var(--manila) 14px 24px,var(--tindark) 24px 38px,var(--manila) 38px 48px) 7}
.env:nth-child(odd){transform:rotate(-.55deg)}
.env:nth-child(even){transform:rotate(.45deg) translateX(5px)}
.env:hover,.env:focus-within{transform:translateY(-4px);z-index:5}
.env::before{content:"";position:absolute;inset:0 0 auto;height:44px;background:linear-gradient(to bottom right,transparent 49.6%,#0000001a 50%,transparent 50.4%) left/50% 100% no-repeat,linear-gradient(to bottom left,transparent 49.6%,#0000001a 50%,transparent 50.4%) right/50% 100% no-repeat;pointer-events:none}
.stamp{float:right;width:112px;margin:0 0 .6rem 1rem;padding:5px;background:#fff;border:4px dotted #efe6d2;position:relative;z-index:1}
.stamp img{width:100%;height:128px;object-fit:cover}
.stamp img[src*="soft-opt"]{object-position:88% 50%}
.postmark{width:96px;height:96px;border:2px solid var(--red);outline:1px solid var(--red);outline-offset:3px;border-radius:50%;color:var(--red);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;font:700 .68rem/1.2 var(--mono);text-transform:uppercase;transform:rotate(-13deg);background:#ffffff14;flex:none}
.postmark b{font-size:.95rem}
.env .postmark{position:absolute;right:112px;top:92px;mix-blend-mode:multiply;opacity:.82;z-index:2}
.env-to{font:600 .78rem/1.35 var(--mono);color:var(--tindark);margin:0 0 .35rem;padding-top:.5rem}
.env h3{font:400 1.42rem/1.2 var(--slab);margin:0 0 .5rem;max-width:30rem}
.env h3 a{color:var(--ink);text-decoration:none}
.env h3 a:hover{color:var(--red)}
.env h3 a::after{content:"";position:absolute;inset:0}
.env-sum{margin:0 0 .75rem;max-width:32rem;padding-right:clamp(0px,9vw,105px)}
.env-credit{clear:both;font-size:.78rem;line-height:1.3;color:var(--soft);margin:0;position:relative;z-index:3}
.env-credit a{color:inherit}

.opened{max-width:860px;margin:0 auto;padding:1rem clamp(.6rem,3vw,2rem) 4rem}
.crumbs{font:.8rem/1.4 var(--mono);margin:.5rem .3rem 1rem;color:var(--soft)}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:.3rem;padding:0;margin:0}
.crumbs li+li::before{content:"/ ";color:var(--tin)}
.backflap{height:96px;background:var(--tindark);clip-path:polygon(0 100%,50% 0,100% 100%);margin:0 1rem;position:relative}
.backflap::after{content:"";position:absolute;inset:9px 0 0;background:var(--red);clip-path:polygon(2% 100%,50% 0,98% 100%)}
.sheet{background:linear-gradient(transparent 33.2%,#00000009 33.3%,transparent 33.5%,transparent 66.5%,#00000009 66.6%,transparent 66.8%),var(--paper);padding:clamp(1.25rem,5vw,3.6rem);box-shadow:0 2px 3px #0003,0 14px 34px #00000026;position:relative}
.letterhead{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;border-bottom:2px solid var(--ink);padding-bottom:1rem;margin-bottom:1.4rem}
.letterhead .postmark{width:88px;height:88px}
.letterhead-from{font:.82rem/1.45 var(--mono);color:var(--soft)}
.letterhead-from strong{display:block;color:var(--ink);font:400 1.15rem/1.2 var(--slab)}
.re{font:700 .85rem/1 var(--mono);color:var(--red);display:block;margin-bottom:.35rem}
.sheet h1{font:400 clamp(1.8rem,5vw,2.65rem)/1.12 var(--slab);margin-bottom:1rem}
.dear{font-style:italic;font-size:1.25rem;margin:0 0 .6rem}
.enclosed{margin:1.6rem -.3rem 1.8rem;transform:rotate(-.4deg);background:#fff;padding:.5rem .5rem .55rem;box-shadow:0 2px 7px #0003;position:relative}
.enclosed::before{content:"";position:absolute;left:30px;top:-13px;width:17px;height:44px;border:2px solid var(--tin);border-radius:9px;z-index:2}
.enclosed figcaption,.diagram figcaption{font-size:.84rem;line-height:1.4;color:var(--soft);padding-top:.45rem}
.body h2{font:400 1.48rem/1.2 var(--slab);color:var(--reddeep);margin:2.1rem 0 .65rem}
.body h3{font:700 1.2rem/1.3 var(--text);margin:1.4rem 0 .35rem}
.body p,.body ul,.body ol{margin:0 0 1rem}
.body li{margin-bottom:.45rem}
.body blockquote{margin:1.1rem 0;padding:.75rem 1.1rem;background:#f3eddd;border-left:4px solid var(--tin);font-style:italic}
.body blockquote p{margin:0}
pre{background:var(--slotblack);color:#f3ecdc;padding:.8rem 1rem;overflow-x:auto;font-size:.95rem;border-radius:3px}
pre code{background:none;overflow-wrap:normal}
.tablewrap{overflow-x:auto;margin:1.1rem 0 1.3rem}
table{border-collapse:collapse;width:100%;font-size:1rem;line-height:1.4;min-width:430px}
th,td{padding:.55rem .6rem;border:1px solid #0003;text-align:left;vertical-align:top}
thead th{background:var(--tindark);color:#fff;font-weight:600}
tbody th{background:#efeadc;font-weight:600}
.marginnote{border:2px dashed var(--red);padding:.8rem 1rem;margin:1.3rem 0;font-size:1.02rem}
.marginnote p{margin:0}
.diagram{margin:1.3rem 0}
.diagram text{font-family:var(--text)}
.mockform{margin:1.2rem auto;max-width:440px;border:2px solid var(--tindark);background:#fff;padding:1.1rem;font-size:1rem;line-height:1.4}
.mockform p{margin:0 0 .7rem}
.mf-title{font-weight:700;font-size:1.2rem}
.mf-input{height:36px;border:1px solid var(--tin);margin:.2rem 0 .7rem}
.mf-tick{display:flex;gap:.5rem;align-items:center;margin-bottom:.7rem}
.mf-box{width:18px;height:18px;border:1px solid var(--tindark);flex:none}
.mf-btn{display:inline-block;background:var(--red);color:#fff;padding:.4rem 1rem;margin-bottom:.7rem}
.mf-small{font-size:.86rem;color:var(--soft)}
.signoff{margin-top:2rem}
.signoff p{margin:0}
.signoff .sig{font:400 1.25rem/1.3 var(--slab);margin-top:.4rem}
.ps{margin-top:1.3rem;font-style:italic}
.enc{margin-top:2rem;border-top:1px solid #0005;padding-top:.9rem;font-size:.98rem;line-height:1.45}
.enc h2{font:700 .82rem/1.3 var(--mono);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.45rem}
.enc ul{padding-left:1.1rem;margin:0}
.enc li{margin-bottom:.3rem}

.frame{max-width:1120px;margin:0 auto;padding:clamp(1.3rem,4vw,3rem) clamp(1rem,3vw,2rem) 4rem}
.frame>h1{font:400 clamp(2rem,6vw,3.2rem)/1.08 var(--slab);margin-bottom:.6rem}
.frame-lead{max-width:40rem;margin:0 0 1.6rem}
.holes{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px;background:var(--tindark);padding:12px;border-radius:4px;list-style:none;margin:0}
.hole{background:linear-gradient(#22262a,#34393f 40%);padding:.5rem .7rem .9rem;display:flex;flex-direction:column;box-shadow:inset 0 5px 10px #000a}
.holelabel{align-self:center;background:#ded2b3;border:2px solid #9b8a5f;color:var(--ink);font:700 .74rem/1 var(--mono);text-transform:uppercase;padding:.3rem .55rem;margin-bottom:.8rem}
.tuck{background:var(--manila);padding:.85rem .95rem;position:relative;transform:rotate(-.7deg);flex:1;display:flex;flex-direction:column}
.hole:nth-child(even) .tuck{transform:rotate(.6deg)}
.tuck img{width:100%;height:150px;object-fit:cover;margin-bottom:.7rem}
.tuck h2{font:400 1.2rem/1.22 var(--slab);margin-bottom:.4rem}
.tuck h2 a{color:var(--ink);text-decoration:none}
.tuck h2 a:hover{color:var(--red)}
.tuck p{margin:0 0 .5rem;font-size:1rem;line-height:1.42}
.tuck time{font:.76rem var(--mono);color:var(--soft);margin-top:auto}
.tuck .env-credit{margin-bottom:.4rem}

.plainletter{max-width:760px;margin:0 auto;padding:clamp(1rem,4vw,3rem) clamp(.6rem,3vw,1.5rem) 4rem}
.plainletter .sheet h1{margin-bottom:.8rem}
.addressed{background:var(--manila);padding:clamp(1.2rem,4vw,2.6rem);box-shadow:0 2px 3px #0003,0 10px 24px #00000022;position:relative;overflow:hidden}
.addressed .bigmail{font:400 clamp(1.05rem,5vw,2rem)/1.2 var(--slab);display:inline-block;margin:.3rem 0 .8rem;overflow-wrap:anywhere}
.returned{display:inline-block;border:4px solid var(--red);color:var(--red);padding:.3rem .8rem;font:400 clamp(1.3rem,6vw,2.2rem)/1.1 var(--slab);transform:rotate(-5deg);margin:.6rem 0 1.2rem}
.bigh{font:400 clamp(1.8rem,6vw,2.6rem)/1.1 var(--slab);margin-bottom:.8rem}
.credits li{margin-bottom:.5rem;font-size:.98rem;line-height:1.4}

.backflat{border-top:8px solid;border-image:repeating-linear-gradient(135deg,var(--red) 0 16px,#fff 16px 26px,var(--tindark) 26px 42px,#fff 42px 52px) 8;background:var(--tinpale);padding:1.4rem clamp(1rem,3vw,2.5rem);font-size:1rem;line-height:1.45}
.backflat-in{max-width:1180px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:space-between;gap:.7rem 2rem}
.backflat p{margin:0;max-width:36rem}
.backflat ul{list-style:none;display:flex;flex-wrap:wrap;gap:.2rem 1rem;padding:0;margin:0;font:.82rem/1.6 var(--mono)}
.backflat a{color:var(--ink)}

@media (max-width:880px){
 .depot{grid-template-columns:minmax(0,1fr)}
 .pillar{border-radius:150px 150px 6px 6px/50px 50px 6px 6px}
 .flaplabel{display:inline-block;margin-left:auto;background:var(--slotblack);color:#f3ecdc;padding:.5rem .8rem;border-radius:4px;font:600 .86rem/1 var(--mono);cursor:pointer}
 .flapcheck:focus-visible+.flaplabel{outline:3px solid var(--slotblack);outline-offset:2px}
 .slot{display:none;flex-basis:100%;flex-direction:column;padding:.4rem}
 .flapcheck:checked~.slot{display:flex}
 .env{padding:1.3rem 1rem .9rem;margin-top:-6px}
 .env:nth-child(even){transform:rotate(.3deg)}
 .env:nth-child(odd){transform:rotate(-.3deg)}
 .stamp{width:86px;margin-left:.7rem}
 .stamp img{height:96px}
 .env .postmark{position:static;width:78px;height:78px;font-size:.56rem;margin:.1rem 0 .7rem auto}
 .env .postmark b{font-size:.76rem}
 .env-sum{padding-right:0}
 .backflap{height:64px}
}
@media (prefers-reduced-motion:reduce){.env{transition:none}}
@media print{.tinhead,.backflat,.backflap{display:none}}