/* BuildWithMaha — "The Letter" v7
   A typed letter on a desk. Newsreader for the letter body,
   IBM Plex Mono for typed labels, Caveat for ink margin notes.
   Ink black · fountain-pen blue · editor's red pencil. */

@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400;1,6..72,500&family=IBM+Plex+Mono:wght@400;500;600&family=Caveat:wght@500;600&family=Hanken+Grotesk:wght@400;500;600;700&display=swap');

:root{
  --desk:#E7E2D5;            /* the desk the paper sits on */
  --desk-deep:#DDD7C7;
  --paper:#FBF9F3;           /* the sheet */
  --ink:#1C1B17;
  --ink-soft:#57544B;
  --ink-faint:#8B8779;
  --pen:#1B3FA0;             /* fountain-pen blue: handwriting, signature */
  --pencil:#C03B2B;          /* editor's red pencil: strikes, stamp */
  --line:rgba(28,27,23,.14);
  --line-soft:rgba(28,27,23,.09);
  --sheet-w:820px;
  --ease:cubic-bezier(.22,1,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--desk);
  background-image:radial-gradient(ellipse 90% 60% at 50% 0%, rgba(255,255,255,.5), transparent 70%);
  color:var(--ink);
  font-family:'Newsreader',serif;
  font-size:19px;line-height:1.72;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--pen);color:#fff}
a{color:inherit}
img{max-width:100%;display:block}
.mono{font-family:'IBM Plex Mono',monospace}
.hand{font-family:'Caveat',cursive;color:var(--pen)}

/* ---------- reading pencil line ---------- */
.progress{position:fixed;top:0;left:0;height:3px;background:var(--pencil);width:0;z-index:100}

/* ---------- nav: a slim tab above the desk ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px clamp(18px,4vw,44px);
  background:color-mix(in srgb,var(--desk) 84%,transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
  font-family:'IBM Plex Mono',monospace;font-size:13px;
}
.logo{font-family:'Newsreader',serif;font-size:20px;font-weight:600;text-decoration:none;letter-spacing:-.01em}
.logo b{color:var(--pen);font-style:italic;font-weight:600}
.nav-links{display:flex;align-items:center;gap:22px;list-style:none}
.nav-links a{text-decoration:none;color:var(--ink-soft);letter-spacing:.02em;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--pencil)}
.nav-cta a{background:var(--ink);color:var(--paper)!important;padding:9px 16px;border-radius:4px;transition:background .25s}
.nav-cta a:hover{background:var(--pen)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:6px;width:40px;height:36px;font-size:15px;cursor:pointer;color:var(--ink)}

/* ---------- the sheet ---------- */
.sheet{
  max-width:var(--sheet-w);margin:clamp(28px,6vh,64px) auto clamp(48px,8vh,90px);
  background:var(--paper);
  border:1px solid rgba(28,27,23,.08);
  box-shadow:0 1px 2px rgba(28,27,23,.06),0 12px 40px -12px rgba(28,27,23,.28);
  padding:clamp(34px,6vw,84px) clamp(24px,7vw,96px);
  position:relative;
}
/* the top edge looks slightly fed from a typewriter roller */
.sheet::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,rgba(28,27,23,.06),transparent)}

/* ---------- letterhead ---------- */
.letterhead{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;
  border-bottom:2px solid var(--ink);padding-bottom:16px;margin-bottom:14px}
.letterhead .lh-name{font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.28em;text-transform:uppercase;font-weight:600}
.letterhead .lh-name b{color:var(--pen)}
.letterhead .lh-line{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--ink-faint)}
.dateline{font-family:'IBM Plex Mono',monospace;font-size:12.5px;color:var(--ink-faint);margin-bottom:40px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* ---------- letter typography ---------- */
.salute{font-size:clamp(21px,2.6vw,25px);margin-bottom:26px}
.letter p{margin-bottom:24px;max-width:62ch}
.letter p.big{font-size:clamp(22px,3vw,28px);line-height:1.45;font-weight:500}
.letter p.big em{font-style:italic;color:var(--pen)}
.letter .indent{text-indent:2.2em}
.kicker{font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-faint);margin:44px 0 14px}

/* pencil strike: typed line crossed out by hand */
.pstrike{position:relative;color:var(--ink-faint);white-space:pre-wrap}
.pstrike svg{position:absolute;left:-1%;top:0;width:102%;height:100%;overflow:visible;pointer-events:none}
.pstrike svg path{fill:none;stroke:var(--pencil);stroke-width:2.6;stroke-linecap:round;
  stroke-dasharray:600;stroke-dashoffset:600;transition:stroke-dashoffset .7s cubic-bezier(.6,0,.3,1) .3s}
.struck .pstrike svg path{stroke-dashoffset:0}
/* the correction written above in pen */
.pcorrect{font-family:'Caveat',cursive;color:var(--pen);font-size:1.25em;
  opacity:0;transform:translateY(6px) rotate(-1.5deg);display:inline-block;
  transition:opacity .6s var(--ease) .9s,transform .6s var(--ease) .9s}
.struck .pcorrect{opacity:1;transform:rotate(-1.5deg)}

/* numbered points inside the letter */
.pt{display:grid;grid-template-columns:44px 1fr;gap:16px;margin:0 0 26px}
.pt .pn{font-family:'IBM Plex Mono',monospace;font-weight:600;color:var(--pencil);font-size:17px;padding-top:4px}
.pt h3{font-size:21px;font-weight:600;margin-bottom:4px}
.pt p{margin-bottom:0;color:var(--ink-soft);font-size:17.5px}

/* margin scribble */
.scribble{font-family:'Caveat',cursive;color:var(--pen);font-size:21px;line-height:1.3;
  transform:rotate(-2deg);margin:8px 0 26px;max-width:34ch;
  opacity:0;transition:opacity .8s var(--ease) .2s}
.scribble.in{opacity:1}
@media (min-width:1200px){
  .scribble.gutter{position:absolute;right:calc(-1 * clamp(180px,18vw,240px));width:200px;margin:0}
}

/* ---------- exhibits: attached cards ---------- */
.exhibit{
  margin:38px calc(-1 * clamp(0px,3vw,40px)) 44px;
  background:#fff;border:1px solid var(--line);
  box-shadow:0 8px 26px -12px rgba(28,27,23,.3);
  transform:rotate(-.7deg);
  position:relative;padding:26px clamp(18px,3vw,34px) 24px;
  transition:transform .4s var(--ease);
}
.exhibit:nth-of-type(even){transform:rotate(.6deg)}
.exhibit:hover{transform:rotate(0)}
.exhibit .tape{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%) rotate(-1deg);
  width:110px;height:26px;background:rgba(233,226,203,.85);
  border-left:1px dashed rgba(28,27,23,.15);border-right:1px dashed rgba(28,27,23,.15);
  box-shadow:0 1px 3px rgba(28,27,23,.12);
}
.exhibit .ex-label{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--pencil);margin-bottom:14px;font-weight:600}

/* chart inside exhibit A */
.chart svg{width:100%;height:auto;display:block;overflow:visible}
.chart .baseline{stroke:rgba(27,63,160,.45);stroke-width:1.5;stroke-dasharray:4 5}
.chart .funnel{fill:none;stroke:var(--pencil);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:2600;stroke-dashoffset:2600}
.chart.in .funnel{animation:draw 2.2s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.chart .dip{fill:var(--pencil);opacity:0;transition:opacity .5s}
.chart.in .dip{opacity:1}
.chart.in .dip:nth-of-type(1){transition-delay:.7s}
.chart.in .dip:nth-of-type(2){transition-delay:1.3s}
.chart.in .dip:nth-of-type(3){transition-delay:1.9s}
.chart .lbl{font-family:'IBM Plex Mono',monospace;font-size:12px;fill:var(--ink-faint)}

/* calculator inside exhibit B */
.calc-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;text-align:center;margin-bottom:20px}
.calc-cell p{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:6px}
.calc-cell .n{font-family:'IBM Plex Mono',monospace;font-weight:600;font-size:clamp(22px,3.4vw,34px);line-height:1;font-variant-numeric:tabular-nums}
.calc-cell.hot .n{color:var(--pen)}
.calc-cell.hot{background:rgba(27,63,160,.06);border-radius:8px;padding:8px 4px;margin:-8px -4px}
.calc-cell .n.tick{animation:tickup .3s var(--ease)}
@keyframes tickup{from{transform:translateY(5px);opacity:.4}to{transform:none;opacity:1}}
.calc-slider-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px;font-family:'Hanken Grotesk',sans-serif;font-size:14px;font-weight:600}
.calc-slider-head .v{font-family:'IBM Plex Mono',monospace;color:var(--pen);font-size:16px}
#cRange{-webkit-appearance:none;appearance:none;width:100%;height:5px;border-radius:99px;background:linear-gradient(var(--pen),var(--pen)) no-repeat,var(--line);background-size:56% 100%;outline:none;cursor:pointer}
#cRange::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:var(--pen);border:3px solid #fff;box-shadow:0 1px 5px rgba(28,27,23,.3);cursor:grab}
#cRange::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--pen);border:3px solid #fff;box-shadow:0 1px 5px rgba(28,27,23,.3);cursor:grab}
.calc-ends{display:flex;justify-content:space-between;margin-top:8px;font-family:'IBM Plex Mono',monospace;font-size:10.5px;color:var(--ink-faint)}
.calc-note{font-size:15px;color:var(--ink-soft);margin-top:16px;font-style:italic}

/* ---------- guarantee stamp ---------- */
.stampbox{
  border:2px solid var(--pencil);border-radius:6px;padding:22px 26px;margin:36px 0;
  position:relative;transform:rotate(-.5deg);
  color:var(--ink);
}
.stampbox .st-label{
  position:absolute;top:-13px;left:22px;background:var(--paper);padding:0 10px;
  font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--pencil);font-weight:600;
}
.stampbox p{margin:0;font-size:17.5px}

/* ---------- signature ---------- */
.signoff{margin-top:46px}
.signoff .yours{margin-bottom:6px}
.sig{width:190px;height:74px;display:block}
.sig path{fill:none;stroke:var(--pen);stroke-width:2.6;stroke-linecap:round;
  stroke-dasharray:1200;stroke-dashoffset:1200;transition:stroke-dashoffset 1.6s cubic-bezier(.5,0,.4,1) .2s}
.signoff.in .sig path{stroke-dashoffset:0}
.typedname{font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--ink-faint);letter-spacing:.06em;margin-top:2px}

/* ---------- PS + buttons ---------- */
.ps{border-top:1px solid var(--line);margin-top:44px;padding-top:30px}
.ps .pslabel{font-family:'IBM Plex Mono',monospace;font-weight:600;font-size:15px;margin-right:8px}
.btn{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;
  font-family:'Hanken Grotesk',sans-serif;font-weight:600;font-size:15.5px;
  padding:14px 24px;border-radius:6px;border:1px solid var(--ink);
  background:var(--ink);color:var(--paper);cursor:pointer;
  position:relative;overflow:hidden;z-index:0;
  transition:color .3s,border-color .3s;
}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--pen);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.btn:hover::before{transform:scaleX(1)}
.btn:hover{border-color:var(--pen)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost::before{background:var(--ink)}
.btn-ghost:hover{color:var(--paper)}
.btn .arr{transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.riskline{font-family:'IBM Plex Mono',monospace;font-size:12.5px;color:var(--ink-faint);margin-top:14px}

/* ---------- exhibits full-width helpers ---------- */
.rule{border:0;border-top:1px solid var(--line);margin:40px 0}

/* ---------- doc pages (services, pricing etc reuse sheet) ---------- */
.doc-title{font-size:clamp(30px,4.4vw,44px);font-weight:600;line-height:1.1;margin-bottom:8px}
.doc-title em{font-style:italic;color:var(--pen)}
.doc-sub{color:var(--ink-soft);font-size:18px;margin-bottom:34px;max-width:58ch}

/* rate card table */
.rate{border-top:2px solid var(--ink);margin-top:10px}
.rate-row{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:baseline;padding:22px 0;border-bottom:1px solid var(--line)}
.rate-row h3{font-size:20px;font-weight:600}
.rate-row .who{font-size:15.5px;color:var(--ink-soft);margin-top:2px;max-width:46ch}
.rate-row ul{list-style:none;margin-top:12px;display:grid;gap:7px}
.rate-row li{font-size:15.5px;color:var(--ink-soft);display:flex;gap:9px}
.rate-row li::before{content:"·";color:var(--pen);font-weight:700}
.rate-row .price{font-family:'IBM Plex Mono',monospace;font-weight:600;font-size:clamp(20px,2.6vw,26px);white-space:nowrap}
.rate-row .price small{font-size:13px;color:var(--ink-faint);font-weight:400}
.rate-row.pick{background:rgba(27,63,160,.05);margin:0 -18px;padding:22px 18px;border-radius:8px;border-bottom:1px solid var(--line)}
.picktag{font-family:'Caveat',cursive;color:var(--pen);font-size:20px;transform:rotate(-2deg);display:inline-block;margin-left:8px}

/* FAQ as Q&A letter style */
.qa{margin-top:8px}
.qa details{border-top:1px solid var(--line)}
.qa details:last-child{border-bottom:1px solid var(--line)}
.qa summary{cursor:pointer;list-style:none;padding:20px 0;font-weight:600;font-size:18px;display:flex;justify-content:space-between;gap:14px;transition:color .2s}
.qa summary:hover{color:var(--pen)}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";font-family:'IBM Plex Mono',monospace;color:var(--pencil);font-size:20px;transition:transform .3s var(--ease)}
.qa details[open] summary::after{transform:rotate(45deg)}
.qa .a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s var(--ease)}
.qa details[open] .a{grid-template-rows:1fr;padding-bottom:20px}
.qa .a>.aw{overflow:hidden;color:var(--ink-soft);font-size:16.5px;max-width:62ch}
.qa .a a{color:var(--pen)}

/* forms */
.form{display:grid;gap:22px;max-width:520px}
.form label{font-family:'IBM Plex Mono',monospace;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);display:block;margin-bottom:7px}
.form input,.form select,.form textarea{width:100%;padding:11px 2px;border:0;border-bottom:1.5px solid var(--line);background:transparent;font-family:'Newsreader',serif;font-size:18px;color:var(--ink);transition:border-color .25s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-bottom-color:var(--pen)}
.form textarea{min-height:110px;resize:vertical}

/* footer: small print under the sheet */
.ft{max-width:var(--sheet-w);margin:0 auto;padding:0 clamp(24px,7vw,96px) 60px;
  font-family:'IBM Plex Mono',monospace;font-size:12.5px;color:var(--ink-faint);line-height:1.8}
.ft a{color:var(--ink-soft);text-decoration:none;border-bottom:1px solid var(--line)}
.ft a:hover{color:var(--pen)}
.ft .row{display:flex;gap:8px 20px;flex-wrap:wrap;margin-top:10px}

/* sticky mobile CTA */
.sticky-cta{position:fixed;left:16px;right:16px;bottom:16px;z-index:60;display:none;justify-content:center;transform:translateY(150%);transition:transform .45s var(--ease)}
.sticky-cta.show{transform:none}
.sticky-cta .btn{width:100%;max-width:460px;box-shadow:0 14px 30px -12px rgba(28,27,23,.5)}

/* reveals: letter paragraphs settle in softly */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* calendly card */
.cal-card{border:1px solid var(--line);background:#fff;overflow:hidden;border-radius:8px;box-shadow:0 8px 26px -12px rgba(28,27,23,.25)}
.calendly-inline-widget{width:100%;min-width:0;height:640px}
.cal-fallback{padding:13px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-soft);text-align:center;font-family:'IBM Plex Mono',monospace}
.cal-fallback a{color:var(--pen)}

@media (max-width:760px){
  body{font-size:17.5px}
  .sheet{margin:16px 12px 40px;box-shadow:0 8px 28px -12px rgba(28,27,23,.25)}
  .nav-links{position:fixed;inset:57px 0 auto 0;background:var(--desk);border-bottom:1px solid var(--line);
    flex-direction:column;align-items:flex-start;padding:0 22px;gap:0;max-height:0;overflow:hidden;pointer-events:none;
    transition:max-height .4s var(--ease),padding .4s var(--ease)}
  .nav-links.open{max-height:80vh;padding:20px 22px;pointer-events:auto}
  .nav-links li{width:100%;padding:9px 0;opacity:0;transform:translateX(-8px);transition:opacity .3s,transform .3s}
  .nav-links.open li{opacity:1;transform:none}
  .nav-links.open li:nth-child(1){transition-delay:.04s}
  .nav-links.open li:nth-child(2){transition-delay:.08s}
  .nav-links.open li:nth-child(3){transition-delay:.12s}
  .nav-links.open li:nth-child(4){transition-delay:.16s}
  .nav-links.open li:nth-child(5){transition-delay:.2s}
  .nav-links.open li:nth-child(6){transition-delay:.24s}
  .nav-links.open li:nth-child(7){transition-delay:.28s}
  .burger{display:block}
  .exhibit{margin-left:-6px;margin-right:-6px}
  .calc-row{grid-template-columns:1fr 1fr;gap:16px}
  .rate-row{grid-template-columns:1fr}
  .rate-row .price{margin-top:4px}
  .sticky-cta{display:flex}
  .pt{grid-template-columns:34px 1fr;gap:12px}
  .letter p.big{font-size:20px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .pstrike svg path{stroke-dashoffset:0}
  .pcorrect{opacity:1;transform:rotate(-1.5deg)}
  .scribble{opacity:1}
  .chart .funnel{stroke-dashoffset:0}
  .chart .dip{opacity:1}
  .sig path{stroke-dashoffset:0}
  .progress{display:none}
  html{scroll-behavior:auto}
}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--pen);outline-offset:3px}