/* The System Lifespan Index: the clipboard sheet.
   Warm off-white sheet on a board-brown ground, condensed sans for every label,
   checkbox glyphs on every list, a red "inspected" stamp carrying the pull date. */
:root{
  --board:#C9AE84;
  --board-deep:#A88B5F;
  --sheet:#FBF8F0;
  --sheet-alt:#F3EDE0;
  --ink:#24211C;
  --ink-soft:#5A5348;
  --rule:#DCD2BF;
  --line:#E9E2D3;
  --stamp:#B23A2E;
  --pass:#2E6A47;
  --clip:#8E949A;
  --clip-dark:#5F656B;
  --label:"Barlow Condensed","Arial Narrow",sans-serif;
  --body:"Public Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--board);background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);background-size:6px 6px;color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;overflow-x:hidden}
a{color:var(--ink);text-decoration-color:var(--stamp);text-underline-offset:3px}
a:hover{color:var(--stamp)}
img,svg{max-width:100%}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}

/* masthead */
.mast{background:var(--ink);color:var(--sheet)}
.mast-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;color:var(--sheet);text-decoration:none}
.brand img{width:34px;height:34px;flex:none}
.brand-name{font-family:var(--label);font-size:23px;font-weight:600;letter-spacing:.02em;text-transform:uppercase;line-height:1.05}
.brand-name b{color:#F2C5BD;font-weight:700}
.nav{display:flex;flex-wrap:wrap;gap:4px 18px}
.nav a{color:var(--sheet);font-family:var(--label);font-size:17px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none}
.nav a:hover{color:#F2C5BD}

/* the sheet on the board */
.sheet{position:relative;background:var(--sheet);margin:34px auto 34px;max-width:1040px;padding:42px 40px 34px;border:1px solid var(--board-deep);box-shadow:0 2px 0 var(--board-deep),0 14px 30px rgba(60,40,10,.18)}
.sheet::before{content:"";position:absolute;top:-22px;left:50%;transform:translateX(-50%);width:170px;height:34px;border-radius:8px 8px 4px 4px;background:linear-gradient(var(--clip),var(--clip-dark));box-shadow:0 2px 3px rgba(0,0,0,.25)}
.sheet::after{content:"";position:absolute;top:-12px;left:50%;transform:translateX(-50%);width:62px;height:12px;border-radius:6px;background:var(--board)}
@media (max-width:720px){
  .sheet{margin:26px 16px;padding:30px 16px 24px}
  .sheet::before{width:120px;height:28px;top:-18px}
  .sheet::after{width:44px;top:-9px}
}

/* type */
h1,h2,h3{font-family:var(--label);font-weight:700;line-height:1.1;letter-spacing:.01em;margin:0 0 .4em}
h1{font-size:44px;text-transform:uppercase}
h2{font-size:30px;text-transform:uppercase;margin-top:1.6em}
h3{font-size:22px;margin-top:1.2em}
p{margin:0 0 1em}
.eyebrow{font-family:var(--label);font-size:15px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--stamp);margin:0 0 6px}
.lede{font-size:19px;color:var(--ink-soft);max-width:44em}
.small{font-size:14px;color:var(--ink-soft)}
@media (max-width:720px){h1{font-size:34px}h2{font-size:25px}}

/* the head block: title on the left, stamp on the right */
.sheet-head{display:grid;grid-template-columns:1fr auto;gap:18px 28px;align-items:start;border-bottom:2px solid var(--ink);padding-bottom:18px;margin-bottom:18px}
@media (max-width:720px){.sheet-head{grid-template-columns:1fr}}
.stamp{display:inline-block;justify-self:end;border:3px double var(--stamp);color:var(--stamp);padding:8px 14px 6px;transform:rotate(-5deg);font-family:var(--label);text-transform:uppercase;text-align:center;line-height:1.05;background:rgba(178,58,46,.04)}
.stamp .st-top{display:block;font-size:24px;font-weight:700;letter-spacing:.18em}
.stamp .st-date{display:block;font-size:18px;font-weight:600;letter-spacing:.08em;margin-top:2px}
.stamp .st-note{display:block;font-size:12px;letter-spacing:.12em;margin-top:3px}
@media (max-width:720px){.stamp{justify-self:start}}

/* disclosure: first screen, plain */
.disclose{font-size:14.5px;line-height:1.5;background:var(--sheet-alt);border-left:4px solid var(--stamp);padding:10px 14px;margin:0 0 22px;color:var(--ink)}
.disclose strong{font-family:var(--label);font-size:16px;letter-spacing:.1em;text-transform:uppercase;color:var(--stamp)}

/* the paid card */
.card-paid{border:2px solid var(--ink);background:#fff;padding:16px 18px 12px;margin:0 0 26px;position:relative}
.card-paid .tag{display:inline-block;font-family:var(--label);font-size:14px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;background:var(--ink);color:var(--sheet);padding:2px 8px;margin:0 0 8px}
.card-paid h2,.card-paid h3{font-size:26px;margin:0 0 6px;text-transform:none}
.card-paid h2 a,.card-paid h3 a{text-decoration-thickness:2px}
.card-paid .cred{margin:0 0 8px}
.card-paid .ad-line{font-size:14px;color:var(--ink-soft);margin:0;border-top:1px dashed var(--rule);padding-top:8px}

/* checkbox lists */
ul.checks{list-style:none;padding:0;margin:0 0 1.2em}
ul.checks li{position:relative;padding-left:34px;margin:0 0 10px}
ul.checks li::before{content:"";position:absolute;left:0;top:4px;width:18px;height:18px;border:2px solid var(--ink);background:#fff}
ul.checks li::after{content:"";position:absolute;left:5px;top:6px;width:7px;height:11px;border:solid var(--pass);border-width:0 3px 3px 0;transform:rotate(40deg)}
ul.checks.open li::after{display:none}
ul.checks li b{font-family:var(--label);font-size:19px;letter-spacing:.02em}

/* tables */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 10px;border:1px solid var(--rule);background:#fff}
table.idx{border-collapse:collapse;width:100%;font-size:15px;font-variant-numeric:tabular-nums}
table.idx caption{caption-side:top;text-align:left;font-family:var(--label);font-size:15px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);padding:8px 10px}
table.idx th{font-family:var(--label);font-size:15px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;text-align:left;background:var(--sheet-alt);border-bottom:2px solid var(--ink);padding:8px 10px;white-space:nowrap}
table.idx td{border-bottom:1px solid var(--line);padding:8px 10px;vertical-align:top}
table.idx td.num,table.idx th.num{text-align:right;white-space:nowrap}
table.idx td.rank{font-family:var(--label);font-size:19px;font-weight:700;color:var(--stamp);width:2.5em}
table.idx td.src{font-size:13px;color:var(--ink-soft);min-width:14em}
table.idx tr:last-child td{border-bottom:0}
.bar{display:inline-block;height:8px;background:var(--ink);vertical-align:middle;margin-left:6px;border-radius:1px}
.bar i{display:block;height:8px;background:var(--stamp);opacity:.8}
.pending{border:2px dashed var(--rule);padding:14px 16px;color:var(--ink-soft);background:var(--sheet-alt);font-size:15px}

/* fact-sheet cards */
.sheets{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px;margin:12px 0 10px}
.fact{border:1px solid var(--rule);background:#fff;padding:14px 16px 10px;border-top:5px solid var(--ink)}
.fact h3{margin:0 0 4px;font-size:22px}
.fact .life{font-family:var(--label);font-size:30px;font-weight:700;color:var(--stamp);line-height:1;margin:2px 0 8px}
.fact .life small{font-size:16px;color:var(--ink-soft);font-weight:600;letter-spacing:.06em;text-transform:uppercase}
.fact dl{margin:0 0 8px;font-size:15px}
.fact dt{font-family:var(--label);font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft)}
.fact dd{margin:0 0 6px}

/* the field-form look for a section */
.field{border:1px solid var(--rule);background:var(--sheet-alt);padding:4px 18px 8px;margin:18px 0}
.field h3{border-bottom:1px solid var(--rule);padding-bottom:4px}
.range-figure{font-family:var(--label);font-size:52px;font-weight:700;line-height:1;color:var(--ink);margin:4px 0 6px}
.range-figure span{font-size:22px;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.08em}
.method-box, .methodology-box{border:2px solid var(--ink);padding:10px 16px 4px;margin:0 0 20px;background:#fff}
.method-box, .methodology-box h2{font-size:20px;margin-top:.3em}

/* FAQ */
.faq details{border-bottom:1px solid var(--rule);padding:10px 0}
.faq summary{cursor:pointer;font-family:var(--label);font-size:21px;font-weight:600;list-style:none;padding-left:30px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"";position:absolute;left:0;top:5px;width:16px;height:16px;border:2px solid var(--ink);background:#fff}
.faq details[open] summary::after{content:"";position:absolute;left:5px;top:7px;width:6px;height:10px;border:solid var(--pass);border-width:0 3px 3px 0;transform:rotate(40deg)}
.faq details p{margin:8px 0 4px 30px}

/* lists hub */
.hub{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px}
.hub a.lists-item{display:block;border:1px solid var(--rule);background:#fff;padding:10px 14px;font-family:var(--label);font-size:19px;font-weight:600;text-decoration:none;line-height:1.25}
.hub a.lists-item:hover{border-color:var(--stamp)}
.hub .hub-note{display:block;font-family:var(--body);font-size:14px;font-weight:400;color:var(--ink-soft);margin-top:4px}

/* footer */
.foot{background:var(--ink);color:#E8E1D2;font-size:14px;line-height:1.55;padding:26px 0 30px}
.foot a{color:#fff}
.foot .foot-brand{font-family:var(--label);font-size:20px;letter-spacing:.06em;text-transform:uppercase;color:#fff;text-decoration:none}
.foot nav{display:flex;flex-wrap:wrap;gap:4px 16px;margin:10px 0 14px}
.foot nav a{font-family:var(--label);font-size:16px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none}
.foot p{max-width:62em}