/* Cadence — the family ink-and-copper. The signature here is the ledger column: figures are set in
   mono and right-aligned to the decimal, because a column of money you cannot scan is a column of
   money nobody checks. */

:root {
  --ink: #151C2C;
  --graphite: #1C2436;
  --panel: #10151F;
  --hair: rgba(255, 255, 255, .09);
  --glass: rgba(255, 255, 255, .04);
  --glass-b: rgba(255, 255, 255, .1);
  --text: #E8ECF0;
  --muted: #98A2AD;
  --dim: #6C7686;
  --copper: #D9884A;
  --copper-t: #F0A868;
  --green: #5FB98F;
  --red: #E4695B;
  --amber: #E0A64B;
  --violet: #9E8CD8;
  --sans: Geist, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --r: 13px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--ink); color: var(--text);
  font: 400 16px/1.55 var(--sans); -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(56% 34% at 78% 0%, rgba(217, 136, 74, .12), transparent 70%);
  background-repeat: no-repeat; overflow-x: hidden;
}
.mono { font-family: var(--mono); }
.wrap { width: 100%; max-width: 1320px; margin-inline: auto; padding-inline: 24px; }
h1, h2, h3 { margin: 0; letter-spacing: -.025em; text-wrap: balance; }
p { margin: 0 0 14px; }
a { color: var(--copper-t); }

.eyebrow { font: 500 11.5px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.quiet { color: var(--muted); }
.small { font-size: 13.5px; }
.note { color: var(--dim); font-size: 12.5px; }

.btn { display: inline-flex; align-items: center; gap: 8px; border-radius: 999px; cursor: pointer; padding: 10px 18px; font: 500 13.5px/1 var(--sans); border: 1px solid var(--glass-b); background: var(--glass); color: var(--text); text-decoration: none; white-space: nowrap; transition: border-color .2s var(--ease), background .2s var(--ease); }
.btn:hover { border-color: rgba(255, 255, 255, .22); background: rgba(255, 255, 255, .08); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.top { position: sticky; top: 0; z-index: 30; backdrop-filter: blur(14px); background: rgba(21, 28, 44, .82); border-bottom: 1px solid var(--hair); }
.top-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 60px; min-width: 0; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: inherit; }
.mark svg { width: 30px; height: 30px; display: block; }
.mark rect { fill: var(--copper); }
.mark path { stroke: #151C2C; stroke-width: 2.4; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.brand-t { display: flex; flex-direction: column; line-height: 1.15; }
.brand-t b { font-size: 15px; font-weight: 600; }
.brand-t i { font-style: normal; font: 400 10.5px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.top-right { display: flex; align-items: center; justify-content: flex-end; gap: 12px; min-width: 0; flex: 1 1 auto; }
.health { font-size: 11.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; flex: 0 1 auto; }

.hero { padding: 58px 24px 22px; }
.hero h1 { margin-top: 13px; font: 600 clamp(30px, 4.6vw, 54px)/1.06 var(--sans); letter-spacing: -.038em; max-width: 20ch; }
.hero h1 em { font-style: normal; color: var(--copper-t); }
.lede { margin-top: 17px; font-size: 17px; line-height: 1.55; color: var(--muted); max-width: 72ch; }

/* scenario picker */
.tool { padding: 6px 24px 14px; }
.scenarios { display: grid; grid-template-columns: repeat(auto-fit, minmax(196px, 1fr)); gap: 8px; }
.sc { text-align: left; cursor: pointer; border: 1px solid var(--hair); border-radius: 12px; padding: 12px 14px; background: rgba(255, 255, 255, .022); color: var(--text); font: inherit; transition: border-color .2s var(--ease), background .2s var(--ease); }
.sc:hover { border-color: rgba(217, 136, 74, .4); }
.sc.on { border-color: var(--copper); background: rgba(217, 136, 74, .1); }
.sc b { display: block; font: 600 13px/1.35 var(--sans); }
.sc span { display: block; margin-top: 4px; font: 400 10.5px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--dim); }
.bar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 14px; }
.bar-r { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.sel { display: inline-flex; align-items: center; gap: 9px; border: 1px solid var(--glass-b); background: var(--glass); border-radius: 999px; padding: 6px 8px 6px 15px; }
.sel span { font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--dim); white-space: nowrap; }
.sel select { background: rgba(0, 0, 0, .3); color: var(--text); border: 1px solid var(--glass-b); border-radius: 999px; padding: 6px 11px; font: 500 12.5px/1 var(--sans); cursor: pointer; }
.blurb { margin: 14px 0 0; font-size: 14.5px; line-height: 1.6; color: var(--muted); max-width: 88ch; }

/* the timeline */
.tl-wrap { padding: 8px 24px 4px; }
.tl { --tl-max: 74px; --tl-base: 92px; --tl-credit-top: 97px; --tl-evl: 134px; --tl-evl-step: 28px; position: relative; height: 188px; border: 1px solid var(--hair); border-radius: 16px; background: linear-gradient(180deg, rgba(255, 255, 255, .03), rgba(255, 255, 255, .01)); overflow: hidden; }
.tl-axis { position: absolute; left: 0; right: 0; top: 96px; height: 1px; background: var(--hair); }
.tl-month { position: absolute; top: 0; bottom: 0; width: 1px; background: rgba(255, 255, 255, .05); }
.tl-mlab { position: absolute; top: 100px; font: 400 10px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--dim); transform: translateX(4px); white-space: nowrap; }
.tl-bar, .tl-amt { --tl-h: max(5px, calc(var(--f, 0) * var(--tl-max))); }
.tl-bar { position: absolute; bottom: var(--tl-base); height: var(--tl-h); width: 12px; border-radius: 3px 3px 0 0; transform: translateX(-6px); background: linear-gradient(180deg, var(--copper-t), var(--copper)); cursor: pointer; transition: filter .18s var(--ease); }
.tl-bar.credit { background: linear-gradient(180deg, #7EC7A6, var(--green)); border-radius: 0 0 3px 3px; bottom: auto; top: var(--tl-credit-top); }
.tl-bar.zero { background: rgba(255, 255, 255, .22); }
.tl-bar:hover, .tl-bar.on { filter: brightness(1.25); box-shadow: 0 0 0 3px rgba(217, 136, 74, .18); }
.tl-amt { position: absolute; bottom: calc(var(--tl-base) + var(--tl-h) + 5px); font: 400 9.5px/1 var(--mono); color: var(--dim); transform: translateX(-50%); white-space: nowrap; }
.tl-amt.credit { bottom: auto; top: calc(var(--tl-credit-top) + var(--tl-h) + 4px); }
.tl-ev { position: absolute; top: 118px; width: 9px; height: 9px; border-radius: 50%; transform: translateX(-4.5px); background: var(--violet); border: 2px solid var(--ink); cursor: default; }
.tl-ev.dun { background: var(--red); }
.tl-ev::after { content: ""; position: absolute; left: 3px; top: -22px; width: 1px; height: 22px; background: rgba(158, 140, 216, .35); }
.tl-ev.dun::after { background: rgba(228, 105, 91, .4); }
.tl-evl {
  position: absolute; top: 134px; font: 400 10px/1.3 var(--mono); color: var(--muted);
  width: 132px; pointer-events: none;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.tl-empty { display: grid; place-items: center; height: 100%; color: var(--dim); font: 400 13px/1 var(--mono); }
.tl-key { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 12px 0 0; font-size: 11.5px; color: var(--dim); }
.k { display: inline-flex; align-items: center; gap: 7px; }
.k i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.k i.k-inv { background: var(--copper); }
.k i.k-ev { background: var(--violet); border-radius: 50%; }
.k i.k-dun { background: var(--red); border-radius: 50%; }
.k i.k-cred { background: var(--green); }

/* determinism strip */
.det-wrap { padding: 16px 24px 0; }
.det { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; border: 1px solid var(--hair); border-radius: 12px; padding: 12px 16px; background: rgba(255, 255, 255, .022); font: 400 12px/1.5 var(--mono); color: var(--muted); }
.det b { color: var(--text); font-weight: 500; }
.det .same { color: var(--green); }
.det .diff { color: var(--red); }
.det .lab { font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--dim); }

/* invoices */
.out { padding: 22px 24px 24px; }
.out-head { display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-end; justify-content: space-between; padding-bottom: 14px; border-bottom: 1px solid var(--hair); }
.out-head h2 { font: 600 clamp(21px, 2.4vw, 29px)/1.1 var(--sans); }
.summary { margin: 6px 0 0; color: var(--muted); font-size: 15px; max-width: 78ch; }
.summary b { color: var(--text); font-weight: 500; }

.invoices { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 12px; margin-top: 18px; }
.inv { border: 1px solid var(--hair); border-radius: 14px; background: linear-gradient(180deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, .012)); padding: 16px 18px; scroll-margin-top: 80px; }
.inv.on { border-color: var(--copper); box-shadow: 0 0 0 3px rgba(217, 136, 74, .12); }
.inv.credit { border-color: rgba(95, 185, 143, .35); }
.inv-h { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; padding-bottom: 10px; border-bottom: 1px solid var(--hair); }
.inv-n { font: 600 14px/1.3 var(--mono); }
.inv-d { font: 400 11px/1 var(--mono); color: var(--dim); }
.inv-why { margin: 9px 0 0; font-size: 12px; line-height: 1.55; color: var(--dim); }
.lines { margin: 10px 0 0; }
.line { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 14px; padding: 8px 0; border-bottom: 1px dashed rgba(255, 255, 255, .06); }
.line:last-child { border-bottom: 0; }
.line-d { font: 400 12.5px/1.5 var(--sans); color: var(--text); min-width: 0; word-break: break-word; }
.line-a { font: 500 12.5px/1.5 var(--mono); text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.line-a.neg { color: var(--green); }
.line-m { grid-column: 1 / -1; font: 400 11.5px/1.5 var(--mono); color: var(--copper-t); opacity: .85; padding-left: 11px; border-left: 2px solid rgba(217, 136, 74, .28); }
body.no-math .line-m { display: none; }
.line.discount .line-d, .line.credit .line-d, .line.credit-applied .line-d { color: var(--muted); }

.totals { margin-top: 12px; padding-top: 11px; border-top: 1px solid var(--hair); display: grid; gap: 5px; }
.trow { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 14px; font: 400 12.5px/1.5 var(--mono); color: var(--muted); font-variant-numeric: tabular-nums; }
.trow.total { font-weight: 500; color: var(--text); font-size: 14px; padding-top: 6px; }
.trow .r { text-align: right; white-space: nowrap; }
.tax-note { margin: 8px 0 0; font: 400 11px/1.5 var(--mono); color: var(--dim); }
.inv-status { font: 400 10px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; padding: 4px 8px; border-radius: 999px; border: 1px solid var(--glass-b); color: var(--dim); white-space: nowrap; }
.inv-status.credit { color: var(--green); border-color: rgba(95, 185, 143, .35); }
.inv-status.past_due { color: var(--red); border-color: rgba(228, 105, 91, .4); }

.ladder { margin-top: 12px; padding-top: 11px; border-top: 1px solid var(--hair); }
.ladder-h { font: 500 10.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--red); margin-bottom: 9px; }
.att { display: grid; grid-template-columns: 22px 96px minmax(0, 1fr); gap: 10px; align-items: baseline; font: 400 11.5px/1.7 var(--mono); color: var(--muted); }
.att .n { color: var(--dim); }
.att.paid { color: var(--green); }
.att.skip { opacity: .45; }

/* log + editor */
.two { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 20px; }
.log { display: grid; gap: 6px; align-content: start; }
.ev { display: grid; grid-template-columns: 84px minmax(0, 1fr); gap: 12px; border: 1px solid var(--hair); border-left-width: 3px; border-radius: 10px; padding: 10px 14px; background: rgba(255, 255, 255, .02); font-size: 13px; line-height: 1.55; color: var(--muted); }
.ev .on { font: 400 11px/1.7 var(--mono); color: var(--dim); }
.ev.invoice { border-left-color: var(--copper); }
.ev.dunning { border-left-color: var(--red); }
.ev.usage { border-left-color: var(--violet); }
.ev.event { border-left-color: rgba(255, 255, 255, .18); }

.editor { border: 1px solid var(--hair); border-radius: 14px; padding: 16px 18px; background: rgba(255, 255, 255, .022); align-self: start; }
.ed-h { font: 500 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--dim); margin: 0 0 12px; }
.ed-rows { display: grid; gap: 6px; }
.ed-row { display: grid; grid-template-columns: 78px minmax(0, 1fr) 24px; gap: 9px; align-items: center; font: 400 12px/1.5 var(--mono); color: var(--muted); }
.ed-row .d { color: var(--dim); }
.ed-row b { color: var(--text); font-weight: 400; }
.ed-row button { background: none; border: 0; color: var(--dim); cursor: pointer; font: 400 14px/1 var(--mono); padding: 2px 4px; }
.ed-row button:hover { color: var(--red); }
.ed-add { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 13px; padding-top: 13px; border-top: 1px solid var(--hair); }
.ed-add select, .ed-add input { background: rgba(0, 0, 0, .3); color: var(--text); border: 1px solid var(--glass-b); border-radius: 999px; padding: 8px 12px; font: 400 12px/1 var(--sans); }
.ed-add input { font-family: var(--mono); }
.ed-note { margin: 12px 0 0; font-size: 12px; line-height: 1.55; color: var(--dim); }

/* plans */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(212px, 1fr)); gap: 10px; }
.plan { border: 1px solid var(--hair); border-radius: 12px; padding: 14px 16px; background: rgba(255, 255, 255, .022); }
.plan b { display: block; font: 600 14px/1.3 var(--sans); }
.plan span { display: block; margin-top: 6px; font: 400 12px/1.5 var(--mono); color: var(--copper-t); }
.plan i { display: block; margin-top: 6px; font-style: normal; font-size: 12px; line-height: 1.5; color: var(--muted); }

/* bands */
.band { padding: 32px 24px; border-top: 1px solid var(--hair); margin-top: 28px; }
.sec-head { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(248px, 1fr)); gap: 14px; }
.card { border: 1px solid var(--hair); border-radius: 16px; background: linear-gradient(180deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, .012)); padding: 20px 22px; }
.card h3 { font: 600 16px/1.25 var(--sans); }
.card p { font-size: 13.5px; line-height: 1.62; color: var(--muted); margin: 10px 0 0; }
.tag { font-size: 11px !important; letter-spacing: .09em; text-transform: uppercase; color: var(--dim) !important; margin-top: 12px !important; }
.built { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 26px; }
.built h3 { font: 600 15px/1.3 var(--sans); margin-bottom: 12px; }
.built b { color: var(--text); }
.list { margin: 0; padding-left: 18px; display: grid; gap: 8px; font-size: 13.5px; color: var(--muted); line-height: 1.55; }

.foot { border-top: 1px solid var(--hair); padding: 22px 0 34px; margin-top: 26px; }
.foot-row { display: flex; flex-wrap: wrap; gap: 12px 22px; justify-content: space-between; align-items: center; }
.foot p { margin: 0; font-size: 12.5px; color: var(--dim); }
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 14px; }
.foot a { color: var(--muted); text-decoration: none; }
.foot a:hover { color: var(--copper-t); }

.toast { position: fixed; left: 50%; bottom: 26px; transform: translateX(-50%); background: var(--text); color: var(--ink); padding: 11px 18px; border-radius: 999px; font: 500 13px/1 var(--sans); z-index: 60; box-shadow: 0 12px 34px rgba(0, 0, 0, .4); }

@media (max-width: 900px) {
  .two { grid-template-columns: minmax(0, 1fr); }
  .invoices { grid-template-columns: minmax(0, 1fr); }
  .tl-evl { display: none; }
  .bar-r { margin-left: 0; }
}
@media (max-width: 560px) {
  .hero { padding-top: 40px; }
  .ev { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .tl { height: 152px; --tl-max: 54px; --tl-base: 80px; --tl-credit-top: 85px; --tl-evl: 118px; --tl-evl-step: 15px; }
  .tl-axis { top: 84px; }
  .tl-mlab { top: 87px; }
  .tl-ev { top: 104px; }
  .tl-evl { width: 120px; -webkit-line-clamp: 1; }  /* one line each: two rows of two lines do not fit a 152px box */
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* Review 2026-09-08: limits-list spacing; phone header room for the counter. */
.list + p { margin-top: 14px; }
@media (max-width: 560px) {
  .top-right .btn { display: none; }
  .brand-t i { display: none; }
}