/* ============================================================
   abacus — the money app about time
   Ink on paper. Space is the material. Two quiet hues:
   money = #3F6179 (slate blue) · time/values = #4E6B4C (moss)
   ============================================================ */

@font-face{font-family:'Newsreader';font-style:normal;font-weight:500;font-display:swap;src:url('/fonts/newsreader-500.woff2') format('woff2')}
@font-face{font-family:'Newsreader';font-style:italic;font-weight:400;font-display:swap;src:url('/fonts/newsreader-400i.woff2') format('woff2')}
@font-face{font-family:'Nunito Sans';font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/nunitosans-400.woff2') format('woff2')}
@font-face{font-family:'Nunito Sans';font-style:normal;font-weight:800;font-display:swap;src:url('/fonts/nunitosans-800.woff2') format('woff2')}

:root{
  --paper:#FCFCFA;
  --mist:#F4F3EF;
  --ink:#14161A;
  --ink-soft:#565B63;
  --ink-faint:#9AA0A8;
  --hairline:#E7E6E1;
  --money:#3F6179;
  --moss:#4E6B4C;
  --stuff:#C9CCD1;
  --serif:'Newsreader',Georgia,'Times New Roman',serif;
  --sans:'Nunito Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font:16px/1.6 var(--sans);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,canvas{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p a,.sibling a,.foot-links a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--ink-faint)}
p a:hover,.sibling a:hover,.foot-links a:hover{text-decoration-color:var(--ink)}
::selection{background:var(--ink);color:var(--paper)}
:focus-visible{outline:2px solid var(--money);outline-offset:3px;border-radius:2px}
.num{font-variant-numeric:tabular-nums}
figure{margin:0}

.container{max-width:1100px;margin:0 auto;padding:0 22px}
.container.narrow{max-width:760px}
.container.center{text-align:center}

/* ---------- type ---------- */
.kicker{
  font-size:11.5px;font-weight:800;letter-spacing:.24em;text-transform:uppercase;
  color:var(--ink-faint);margin:0 0 14px;
}
h1{
  font-family:var(--serif);font-weight:500;
  font-size:clamp(42px,8.4vw,84px);line-height:1.02;letter-spacing:-.015em;
  margin:0 0 26px;text-wrap:balance;
}
h1 em{font-style:italic;font-weight:400;color:var(--moss)}
h2{
  font-family:var(--serif);font-weight:500;
  font-size:clamp(30px,4.6vw,48px);line-height:1.06;letter-spacing:-.012em;
  margin:0 0 18px;text-wrap:balance;
}
.section-lede{
  font-size:clamp(16px,1.9vw,18.5px);color:var(--ink-soft);
  max-width:62ch;margin:0 0 14px;text-wrap:pretty;
}
.section-lede em{font-family:var(--serif);font-style:italic;color:var(--ink)}
.center .section-lede{margin-inline:auto}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;gap:26px;
  padding:14px 22px;
  background:rgba(252,252,250,.85);
  background:color-mix(in srgb,var(--paper) 85%,transparent);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--hairline);
}
.wordmark{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.32em;font-size:14px;text-transform:lowercase}
.wordmark span{transform:translateX(2px)}
.nav-links{display:flex;gap:22px;margin-left:auto}
.nav-links a{font-size:14px;font-weight:800;color:var(--ink-soft);letter-spacing:.01em}
.nav-links a:hover{color:var(--ink)}
.nav-cta{
  font-size:13.5px;font-weight:800;border:1.5px solid var(--ink);
  padding:8px 18px;border-radius:999px;white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.nav-cta:hover{background:var(--ink);color:var(--paper)}
@media (max-width:680px){
  .nav-links{display:none}
  .nav{gap:12px}
  .nav-cta{margin-left:auto}
}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:100svh;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;padding:110px 0 80px;
}
.hero-canvas-wrap{position:absolute;inset:-12% 0;z-index:0;will-change:transform}
#dots{width:100%;height:100%}
.hero-inner{position:relative;z-index:1;text-align:center;max-width:880px;padding:0 22px}
.hero-sub{
  font-size:clamp(15.5px,1.9vw,18px);color:var(--ink-soft);
  max-width:58ch;margin:0 auto 34px;text-wrap:pretty;
}
.hero-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{
  display:inline-block;font-weight:800;font-size:15px;
  padding:13px 26px;border-radius:999px;border:1.5px solid var(--ink);
  transition:transform .18s ease,background .18s ease,color .18s ease;
}
.btn-ink{background:var(--ink);color:var(--paper)}
.btn-ink:hover{transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--mist)}
.btn-small{font-size:13px;padding:9px 18px}
.scroll-cue{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:1;
  width:26px;height:42px;border:1.5px solid var(--ink-faint);border-radius:999px;
  display:flex;justify-content:center;padding-top:8px;
}
.scroll-cue span{width:4px;height:8px;border-radius:2px;background:var(--ink-faint)}
@media (prefers-reduced-motion: no-preference){
  .scroll-cue span{animation:cue 1.8s ease-in-out infinite}
  @keyframes cue{0%,100%{transform:translateY(0);opacity:1}55%{transform:translateY(12px);opacity:.2}}
}

/* ---------- sections ---------- */
.section{padding:110px 0}
.section.idea{padding-top:130px}
.section.paycheck{background:var(--mist);border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline)}
.section.access{padding-bottom:130px}

/* ---------- chain ---------- */
.chain{position:relative;margin-top:56px;display:flex;flex-direction:column;gap:44px}
.rail{
  position:absolute;top:-20px;bottom:-20px;left:19px;width:0;
  border-left:2px dotted var(--ink-faint);
}
.rail i{
  position:absolute;top:0;left:-2px;width:2px;height:0;
  background:var(--ink);display:block;
}
.chain-card{
  position:relative;padding-left:56px;max-width:560px;
}
.chain-card::before{
  content:"";position:absolute;left:12px;top:6px;
  width:16px;height:16px;border-radius:50%;
  background:var(--paper);border:2px solid var(--ink-faint);
  transition:background .4s ease,border-color .4s ease;
}
.chain-card.lit::before{background:var(--ink);border-color:var(--ink)}
.chain-card h3{
  font-family:var(--serif);font-weight:500;font-size:clamp(21px,2.6vw,26px);
  line-height:1.15;margin:0 0 8px;
}
.chain-card p{margin:0;color:var(--ink-soft);font-size:15.5px;max-width:48ch}
.chain-card.loop .loop-mark{
  position:absolute;left:6px;top:44px;font-size:22px;color:var(--ink-faint);
}
@media (min-width:860px){
  .chain{gap:52px}
  .rail{left:50%}
  .chain-card{width:44%;padding-left:0;max-width:none}
  .chain-card:nth-child(even){align-self:flex-start;text-align:right}
  .chain-card:nth-child(even) p{margin-left:auto}
  .chain-card:nth-child(odd){align-self:flex-end}
  .chain-card::before{top:8px}
  /* dots sit on the center rail: gap between card edge and rail is 6% of
     container = 6/44 of card width; -10px centers the 20px dot on the 2px rail */
  .chain-card:nth-child(odd)::before{left:calc(-50% * 12 / 44 - 10px)}
  .chain-card:nth-child(even)::before{left:auto;right:calc(-50% * 12 / 44 - 10px)}
  .chain-card.loop .loop-mark{left:auto;right:-46px;top:auto;bottom:-34px}
}

.break-card{
  margin:72px auto 0;max-width:680px;text-align:center;
  border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);
  padding:44px 20px;
}
.break-line{
  font-family:var(--serif);font-weight:500;
  font-size:clamp(24px,3.6vw,34px);line-height:1.25;margin:0 0 10px;
}
.break-line em{font-style:italic;color:var(--moss)}
.break-sub{margin:0;color:var(--ink-faint);font-size:14px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}

/* ---------- seesaw ---------- */
.seesaw-frame{
  margin-top:48px;border:1px solid var(--hairline);border-radius:18px;
  background:var(--paper);padding:18px 18px 14px;
}
.legend{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;font-size:12.5px;color:var(--ink-soft);font-weight:800}
.legend span{display:inline-flex;align-items:center;gap:7px}
.dot{width:11px;height:11px;border-radius:50%;display:inline-block}
.d-stuff{background:var(--stuff)}
.d-money{background:var(--money)}
.d-time{background:var(--paper);border:2.5px solid var(--moss)}
.d-values{background:var(--moss)}
#seesaw{width:100%;height:440px;touch-action:manipulation;cursor:pointer}
.seesaw-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:4px 6px 0}
.counts{font-size:13px;color:var(--ink-faint);font-weight:800;letter-spacing:.04em}
@media (max-width:640px){#seesaw{height:340px}}

/* ---------- paycheck ---------- */
.pay-widget{
  margin-top:40px;background:var(--paper);border:1px solid var(--hairline);
  border-radius:18px;padding:30px 28px;
}
.pay-q{display:block;font-family:var(--serif);font-size:clamp(19px,2.4vw,23px);margin-bottom:20px}
.pay-readout{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap;margin-bottom:14px}
.pay-pct{
  font-weight:800;font-size:52px;line-height:1;letter-spacing:-.02em;
  color:var(--money);min-width:2.6ch;
}
.pay-days{font-size:15.5px;color:var(--ink-soft)}
.pay-days b{color:var(--moss);font-size:19px}
input[type=range]{
  width:100%;margin:6px 0 18px;appearance:none;-webkit-appearance:none;
  height:34px;background:transparent;cursor:pointer;
}
input[type=range]::-webkit-slider-runnable-track{height:3px;background:linear-gradient(90deg,var(--ink) 0,var(--ink) var(--fill,25%),var(--hairline) var(--fill,25%))}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:26px;height:26px;border-radius:50%;
  background:var(--paper);border:2.5px solid var(--ink);margin-top:-12px;
}
input[type=range]::-moz-range-track{height:3px;background:var(--hairline)}
input[type=range]::-moz-range-progress{height:3px;background:var(--ink)}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--paper);border:2.5px solid var(--ink)}
.day-dots{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:18px}
.day-dots i{
  width:12px;height:12px;border-radius:50%;
  background:var(--paper);border:1.5px solid var(--hairline);
  transition:background .25s ease,border-color .25s ease;
}
.day-dots i.on{background:var(--moss);border-color:var(--moss)}
.pay-msg{
  font-family:var(--serif);font-style:italic;font-size:18px;color:var(--ink);
  margin:0 0 10px;min-height:1.6em;
}
.pay-note{font-size:12.5px;color:var(--ink-faint);margin:0}

/* ---------- practice / phones ---------- */
.phones-rail{
  display:flex;gap:26px;margin-top:52px;
  padding:8px 22px 26px;
  overflow-x:auto;scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;
}
.phones-rail::-webkit-scrollbar{height:8px}
.phones-rail::-webkit-scrollbar-thumb{background:var(--hairline);border-radius:4px}
.ph{flex:0 0 258px;scroll-snap-align:center}
@media (min-width:1180px){
  .phones-rail{justify-content:center;overflow-x:visible;flex-wrap:nowrap}
}
.ph-scr{
  border:1.5px solid var(--ink);border-radius:32px;
  background:var(--paper);
  box-shadow:0 14px 34px rgba(20,22,26,.08);
  padding:20px 18px 16px;height:500px;
  display:flex;flex-direction:column;gap:12px;
}
.ph figcaption{
  text-align:center;font-size:13px;color:var(--ink-faint);
  margin-top:12px;font-weight:800;letter-spacing:.02em;
}
.ph-top{display:flex;justify-content:space-between;align-items:center}
.ph-brand{font-weight:800;letter-spacing:.28em;font-size:10px;text-transform:lowercase}
.ph-step{font-size:10px;color:var(--ink-faint);font-weight:800;letter-spacing:.06em}
.ph-h{font-family:var(--serif);font-weight:500;font-size:23px;line-height:1.12;margin:6px 0 0}
.ph-serif{font-family:var(--serif);font-style:italic;font-size:14.5px;line-height:1.5;color:var(--ink-soft);margin:0}
.ph-serif.faint{color:var(--ink-faint);font-size:13px}
.ph-input{
  border:1.5px solid var(--ink);border-radius:12px;padding:16px 16px;
  font-size:26px;font-weight:800;display:flex;align-items:center;
}
.caret{width:2px;height:26px;background:var(--money);margin-left:6px}
@media (prefers-reduced-motion: no-preference){
  .caret{animation:blink 1.1s steps(1) infinite}
  @keyframes blink{50%{opacity:0}}
}
.ph-btn{
  margin-top:auto;border:1.5px solid var(--ink);border-radius:999px;
  text-align:center;font-weight:800;font-size:14px;padding:11px;
  background:var(--ink);color:var(--paper);
}
.ph-dots{display:flex;gap:6px;justify-content:center;padding-top:10px}
.ph-dots i{width:6px;height:6px;border-radius:50%;background:var(--hairline)}
.ph-dots i.on{background:var(--ink)}
.ph-qa{display:flex;flex-direction:column;gap:4px;margin-top:2px}
.ph-qa .q{font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint);margin:10px 0 2px}
.ph-qa .a{font-family:var(--serif);font-style:italic;font-size:15.5px;color:var(--ink);margin:0;border-bottom:1px solid var(--hairline);padding-bottom:10px}
.alloc{display:flex;flex-direction:column;gap:13px;margin-top:4px}
.al-row{display:flex;align-items:center;gap:8px}
.al-l{font-size:11.5px;font-weight:800;flex:1;line-height:1.25}
.al-m{display:inline-flex;gap:3px}
.al-m i{width:9px;height:4px;background:var(--hairline)}
.al-m i.on{background:var(--moss)}
.al-v{font-size:11.5px;color:var(--ink-soft);width:38px;text-align:right}
.queue{display:flex;flex-direction:column;margin-top:4px}
.q-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:11px 2px;border-bottom:1px solid var(--hairline);
  font-size:14px;font-weight:800;
}
.q-row .q-note{font-size:11.5px;color:var(--ink-faint);font-weight:400}
.q-row.done{color:var(--ink-faint)}
.q-row.done .q-note{color:var(--moss);font-weight:800}
.q-row.next .q-note{color:var(--money);font-weight:800}
.sibling{
  margin:54px 0 0;text-align:center;font-size:15px;color:var(--ink-soft);
}
.wm-inline{font-weight:800;letter-spacing:.14em}

/* ---------- access ---------- */
.access-pill{
  display:inline-block;margin-top:26px;
  border:1.5px dashed var(--ink-faint);border-radius:999px;
  padding:13px 30px;font-weight:800;letter-spacing:.14em;font-size:14px;color:var(--ink-soft);
}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--hairline);padding:30px 0;background:var(--paper)}
.foot-inner{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:space-between}
.wordmark.small{font-size:12px}
.foot-tag{font-family:var(--serif);font-style:italic;font-size:14px;color:var(--ink-soft)}
.foot-links{font-size:13px;color:var(--ink-faint)}

/* ---------- reveals ---------- */
@media (prefers-reduced-motion: no-preference){
  .rv{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease}
  .rv.in{opacity:1;transform:none}
}