/* /instiv2/fee-calculator/ page styles: the fee race console (fr-*), the worked example (fx-*), the ledger band. */

:root { --fc-g: #0B8F5F; --fc-b: #2F68D8; --fc-c: #C9542F; }
html[data-theme="dark"] { --fc-g: #3DDC97; --fc-b: #7FB2FF; --fc-c: #FF9B7B; }

/* the hero is a single plate: no rail, no peel bar */
.peel-one .rail, .peel-one .peel-progress { display: none; }
.fc-hchips li { min-width: 0; }

/* ---------- the race ---------- */
.fr { position: relative; padding: clamp(90px, 12vh, 140px) var(--pad) clamp(50px, 8vh, 90px); background: var(--frame-glow); color: var(--page-text); }
.fr-head { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(24px, 5vw, 90px); align-items: end; max-width: 1400px; margin: 0 auto clamp(26px, 4vh, 46px); }
.fr-head .kicker { color: var(--page-muted); }
.fr-head .kicker .num { color: var(--page-text); border-color: var(--page-line); }
.fr-lede { margin: 0; max-width: 29.02em; font-size: clamp(15px, 1.15vw, 18px); color: var(--page-muted); }

/* the console: the glass screen, dark in both themes. overflow clip (not hidden) so the phone chart can stick. */
.fr-console { --fg: #EAF0FA; --mu: rgba(226,233,246,.7); --fa: rgba(226,233,246,.5); --ln: rgba(214,226,255,.12);
  position: relative; display: grid; grid-template-columns: minmax(290px, 340px) minmax(0, 1fr); grid-template-areas: "in vis" "lanes lanes";
  max-width: 1400px; margin: 0 auto; border-radius: 30px; overflow: clip; color: var(--fg);
  background: radial-gradient(80% 60% at 70% 0%, rgba(127,178,255,.14), rgba(127,178,255,0) 60%), radial-gradient(60% 50% at 100% 100%, rgba(61,220,151,.10), rgba(61,220,151,0) 60%), #060A14;
  box-shadow: 0 0 0 1px rgba(127,178,255,.35), 0 70px 140px -60px rgba(5,8,15,.8); }
.fr-console::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(214,226,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(214,226,255,.035) 1px, transparent 1px); background-size: 44px 44px; mask-image: radial-gradient(90% 80% at 60% 30%, #000, transparent); -webkit-mask-image: radial-gradient(90% 80% at 60% 30%, #000, transparent); }
.fr-eyebrow { display: block; font: 500 12px/1.35 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .1em; text-transform: uppercase; color: var(--fa); }

.fr-vis { grid-area: vis; position: relative; min-width: 0; display: grid; gap: 18px; padding: clamp(22px, 2.6vw, 36px); }
.fr-gap { min-width: 0; }
.fr-num { display: block; margin: 6px 0 8px; font: 600 clamp(54px, 6.6vw, 108px)/.92 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: -0.055em; color: #3DDC97; text-shadow: 0 0 46px rgba(61,220,151,.35); font-variant-numeric: tabular-nums; white-space: nowrap; }
.fr-num.neg { color: #F4AE55; text-shadow: 0 0 46px rgba(244,174,85,.3); }
.fr-gapsub { margin: 0; max-width: 41.64em; font-size: 14.5px; line-height: 1.5; color: var(--mu); min-height: 3em; }
.fr-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.fr-start { background: #F2F5FB; color: #05080F; }
.fr-start:hover { background: #fff; }
.fr-btn { color: var(--fg); border-color: var(--ln); background: rgba(255,255,255,.05); }
.fr-btn:hover { border-color: rgba(214,226,255,.35); }
.fr-btn.fr-btn-lg { min-height: 54px; }

.fr-stage { position: relative; display: grid; grid-template-columns: auto 1fr auto; grid-template-areas: "clock legend replay" "plot plot plot"; align-items: center; gap: 8px 16px; padding: 14px 14px 8px; border-radius: 22px; background: rgba(255,255,255,.025); border: 1px solid var(--ln); }
.fr-clock { grid-area: clock; display: flex; align-items: baseline; gap: 8px; font: 500 12px/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .12em; text-transform: uppercase; color: var(--fa); }
.fr-clock b { min-width: 2ch; font: 600 30px/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: -0.04em; color: var(--fg); font-variant-numeric: tabular-nums; }
.fr-mini { display: none; }
.fr-legend { grid-area: legend; display: flex; flex-wrap: wrap; gap: 6px 16px; font: 500 12px/1 "JetBrains Mono", "JBM Fallback", monospace; color: var(--mu); }
.fr-legend span { display: inline-flex; align-items: center; gap: 7px; }
.fr-legend i { width: 16px; height: 2px; border-radius: 2px; }
.k-g i { background: repeating-linear-gradient(90deg, rgba(226,233,246,.6) 0 4px, transparent 4px 7px); }
.k-rc i { background: #3DDC97; height: 3px; } .k-mf i { background: #7FB2FF; } .k-pms i { background: #FF9B7B; }
.fr-replay { grid-area: replay; display: inline-flex; align-items: center; gap: 7px; min-height: 40px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--ln); background: rgba(255,255,255,.04); color: var(--fg); font: 600 13px/1 Inter, "Inter Fallback", sans-serif; cursor: pointer; }
.fr-replay svg { width: 15px; height: 15px; }
.fr-replay:hover { border-color: rgba(214,226,255,.35); }
.fr-replay:focus-visible, .fr-btn:focus-visible, .fr-reset:focus-visible { outline: 2px solid #3DDC97; outline-offset: 3px; }
.fr-plot { grid-area: plot; position: relative; height: clamp(240px, 36vh, 380px); }
.fr-plot canvas { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: pan-y; }
.fr-tip { position: absolute; left: 0; top: 0; min-width: 200px; padding: 10px 12px; border-radius: 12px; background: rgba(10,17,32,.95); border: 1px solid var(--ln); font: 500 12px/1.55 "JetBrains Mono", "JBM Fallback", monospace; pointer-events: none; opacity: 0; transition: opacity .15s; box-shadow: 0 20px 40px rgba(0,0,0,.5); }
.fr-tip.is-on { opacity: 1; }
.fr-tip .r { display: flex; justify-content: space-between; gap: 14px; }
.fr-tip .d { color: var(--fa); margin-bottom: 4px; }

/* inputs */
.fr-in { grid-area: in; position: relative; display: flex; flex-direction: column; gap: 18px; padding: clamp(22px, 2.6vw, 34px); border-right: 1px solid var(--ln); background: rgba(255,255,255,.02); }
.fr-sl { display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 4px 10px; }
.fr-sl label { font-size: 14px; color: var(--mu); }
.fr-sl output { font: 600 19px/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: -0.02em; color: var(--fg); font-variant-numeric: tabular-nums; }
.fr-sl input { grid-column: 1 / -1; }
.fr input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 36px; margin: 2px 0 0; background: transparent; cursor: pointer; --p: 50%; }
.fr input[type="range"]::-webkit-slider-runnable-track { height: 6px; border-radius: 99px; background: linear-gradient(90deg, #7FB2FF, #3DDC97) 0 / var(--p) 100% no-repeat, rgba(214,226,255,.12); }
.fr input[type="range"]::-moz-range-track { height: 6px; border-radius: 99px; background: rgba(214,226,255,.12); }
.fr input[type="range"]::-moz-range-progress { height: 6px; border-radius: 99px; background: linear-gradient(90deg, #7FB2FF, #3DDC97); }
.fr input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 28px; height: 28px; margin-top: -11px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 5px rgba(127,178,255,.25), 0 6px 18px rgba(0,0,0,.5); transition: box-shadow .2s, transform .2s; }
.fr input[type="range"]::-moz-range-thumb { width: 28px; height: 28px; border: 0; border-radius: 50%; background: #fff; box-shadow: 0 0 0 5px rgba(127,178,255,.25), 0 6px 18px rgba(0,0,0,.5); }
.fr input[type="range"]:hover::-webkit-slider-thumb, .fr input[type="range"]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 9px rgba(61,220,151,.25), 0 6px 18px rgba(0,0,0,.5); transform: scale(1.06); }
.fr input[type="range"]:focus-visible { outline: 2px solid #3DDC97; outline-offset: 4px; border-radius: 8px; }
.fr-rate { display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 2px 10px; margin: 2px 0 0; padding: 14px 16px; border-radius: 16px; background: rgba(61,220,151,.07); border: 1px solid rgba(61,220,151,.3); }
.fr-rate span { font-size: 13px; color: var(--mu); }
.fr-rate b { font: 600 24px/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: -0.03em; color: #3DDC97; font-variant-numeric: tabular-nums; }
.fr-rate small { grid-column: 1 / -1; font: 500 12px/1.4 "JetBrains Mono", "JBM Fallback", monospace; color: var(--fa); }
.fr-reset { align-self: flex-start; min-height: 44px; padding: 0 18px; border-radius: 999px; border: 1px solid var(--ln); background: rgba(255,255,255,.05); color: var(--fg); font-size: 14px; font-weight: 600; cursor: pointer; }
.fr-reset:hover { border-color: rgba(214,226,255,.35); }

/* fee lanes */
.fr-lanes { grid-area: lanes; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--ln); }
.fr-lane { position: relative; display: grid; gap: 10px; padding: 20px clamp(18px, 2.4vw, 32px) 22px; transition: background .4s; }
.fr-lane + .fr-lane { border-left: 1px solid var(--ln); }
.fr-ln b { display: block; font-size: 16px; }
.fr-ln small { display: block; margin-top: 3px; font: 500 12px/1.4 "JetBrains Mono", "JBM Fallback", monospace; color: var(--fa); }
.fr-trk { position: relative; height: 10px; border-radius: 99px; background: rgba(214,226,255,.07); overflow: hidden; }
.fr-trk i { position: absolute; inset: 0; border-radius: inherit; transform-origin: 0 50%; transform: scaleX(0); transition: transform .7s cubic-bezier(.2,.7,.1,1); }
.fr-lane.rc .fr-trk i { background: linear-gradient(90deg, rgba(61,220,151,.5), #3DDC97); }
.fr-lane.mf .fr-trk i { background: linear-gradient(90deg, rgba(127,178,255,.5), #7FB2FF); }
.fr-lane.pms .fr-trk i { background: linear-gradient(90deg, rgba(255,155,123,.5), #FF9B7B); }
.fr-lv b { display: block; font: 600 clamp(22px, 2vw, 30px)/1.05 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.fr-lane.rc .fr-lv b { color: #3DDC97; }
.fr-lv small { font-size: 12.5px; color: var(--fa); }
.fr-lv small span { font-family: "JetBrains Mono", "JBM Fallback", monospace; color: var(--mu); }
.fr-low { position: absolute; top: 18px; right: 18px; padding: 5px 9px; border-radius: 99px; font: 600 11px/1 "JetBrains Mono", "JBM Fallback", monospace; font-style: normal; letter-spacing: .08em; text-transform: uppercase; color: #05080F; background: #3DDC97; opacity: 0; transform: scale(.8); transition: opacity .3s, transform .4s cubic-bezier(.2,.7,.1,1); }
.fr-lane.is-lowest { background: rgba(61,220,151,.06); }
.fr-lane.is-lowest .fr-low { opacity: 1; transform: none; }
.fr-fine { max-width: 1400px; margin: 16px auto 0; font: 400 12px/1.55 "JetBrains Mono", "JBM Fallback", monospace; color: var(--page-faint); }

/* ---------- the worked example ---------- */
.fx { padding: clamp(70px, 12vh, 140px) var(--pad); background: var(--page); color: var(--page-text); }
.fx-in { max-width: 1400px; margin: 0 auto; text-align: center; }
.fx .kicker { justify-content: center; color: var(--page-muted); }
.fx .kicker .num { color: var(--page-text); border-color: var(--page-line); }
.fx-h { margin: 0; font-size: clamp(30px, 3.4vw, 52px); font-weight: 700; letter-spacing: -0.035em; line-height: 1.05; }
.fx-eq { display: flex; flex-wrap: wrap; justify-content: center; align-items: flex-start; gap: 4px clamp(10px, 2vw, 34px); margin: clamp(30px, 6vh, 60px) 0 0; }
.fx-eq em { font: 300 clamp(40px, 6vw, 100px)/1 "JetBrains Mono", "JBM Fallback", monospace; font-style: normal; color: var(--page-faint); }
.fx-t { display: grid; justify-items: center; gap: 10px; }
.fx-t b { font: 600 clamp(48px, 7.4vw, 124px)/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: -0.05em; font-variant-numeric: tabular-nums; }
.fx-t small { font: 500 12px/1.3 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--page-muted); max-width: 16ch; }
.fx-r b { color: var(--fc-g); text-shadow: 0 0 60px rgba(61,220,151,.3); }
.fx-eq > * { opacity: 0; transform: translate3d(0, 26px, 0); transition: opacity .6s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--k) * 110ms); }
.fx-eq.is-in > * { opacity: 1; transform: none; }
.fx-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; max-width: 880px; margin: clamp(30px, 6vh, 60px) auto 0; text-align: left; }
.fx-side { display: grid; gap: 4px; padding: 20px 22px; border-radius: 20px; background: var(--page-2); border: 1px solid var(--page-line); }
.fx-side span { font-size: 14px; color: var(--page-muted); }
.fx-side b { font: 600 clamp(34px, 3.6vw, 52px)/1.05 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: -0.04em; }
.fx-side.rc b { color: var(--fc-g); } .fx-side.mf b { color: var(--fc-b); }
.fx-side small { font-size: 13px; color: var(--page-faint); }
.fx-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; max-width: 1400px; margin: clamp(40px, 8vh, 80px) auto 0; }
.fx-card { position: relative; padding: 22px 22px 24px; border-radius: 22px; background: var(--page-2); border: 1px solid var(--page-line); overflow: hidden; }
.fx-card::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--c); }
.fx-card.mf { --c: var(--fc-b); } .fx-card.pms { --c: var(--fc-c); } .fx-card.rc { --c: var(--fc-g); }
.fx-tag { margin: 0; font: 500 12px/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .12em; text-transform: uppercase; color: var(--page-muted); }
.fx-f { margin: 14px 0 0; font: 600 clamp(17px, 1.4vw, 21px)/1.35 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: -0.02em; }
.fx-f b { color: var(--c); }
.fx-n { margin: 12px 0 0; font-size: 14.5px; line-height: 1.55; color: var(--page-muted); }
.fx-assume { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; max-width: 1400px; margin: 22px auto 0; padding: 0; }
.fx-assume li { padding: 9px 14px; border-radius: 999px; border: 1px solid var(--page-line); font-size: 13.5px; color: var(--page-muted); background: var(--page-glass); }
.fx-assume b { color: var(--page-text); margin-right: 4px; }

/* ---------- the ledger band ---------- */
.fc-led .pg-band { padding-top: clamp(40px, 6vh, 80px); }
.fc-led .btn-solid { background: var(--page-text); color: var(--page); }
.fc-ghost { border-color: var(--page-line); background: var(--page-glass); color: var(--page-text); }
.fc-ghost:hover { border-color: var(--page-text); }

/* FAQ questions are h3 inside the summary */
.pg-faq summary h3 { margin: 0; font: inherit; }

@media (max-width: 1100px) {
  .fr-console { grid-template-columns: minmax(270px, 310px) minmax(0, 1fr); }
  .fr-legend { display: none; }
}
@media (max-width: 860px) {
  .fr { padding-top: calc(var(--hdr) + 36px); padding-left: 12px; padding-right: 12px; }
  .fr-head { grid-template-columns: 1fr; gap: 14px; padding: 0 8px; }
  .fr-console { grid-template-columns: minmax(0, 1fr); grid-template-areas: "gap" "stage" "in" "lanes"; border-radius: 24px; }
  .fr-vis { display: contents; }
  .fr-gap { grid-area: gap; padding: 22px 18px 6px; }
  .fr-num { font-size: clamp(44px, 13.5vw, 60px); }
  .fr-gapsub { font-size: 14px; min-height: 0; }
  .fr-cta .fr-start { flex: 1 1 100%; }
  .fr-cta .fr-btn { flex: 1; }
  /* the race sticks under the header while the sliders scroll beneath it */
  .fr-stage { grid-area: stage; position: sticky; top: var(--hdr); z-index: 3; margin: 12px 10px 0; padding: 10px 10px 4px; grid-template-columns: auto 1fr auto; grid-template-areas: "clock mini replay" "plot plot plot"; background: #08101F; box-shadow: 0 18px 30px -18px rgba(0,0,0,.8); }
  .fr-mini { display: block; grid-area: mini; justify-self: center; white-space: nowrap; font: 600 13px/1.2 "JetBrains Mono", "JBM Fallback", monospace; color: #3DDC97; text-align: center; }
  .fr-clock b { font-size: 24px; }
  .fr-replay { min-height: 44px; min-width: 44px; justify-content: center; padding: 0 12px; }
  .fr-replay span { display: none; }
  .fr-plot { height: 190px; }
  .fr-in { border-right: 0; gap: 12px; padding: 18px 18px 22px; background: transparent; }
  .fr-sl label { font-size: 14px; }
  .fr-sl output { font-size: 17px; }
  .fr-lanes { grid-template-columns: 1fr; }
  .fr-lane { grid-template-columns: minmax(0, 1fr) auto; gap: 8px 12px; padding: 16px 18px; }
  .fr-lane + .fr-lane { border-left: 0; border-top: 1px solid var(--ln); }
  .fr-trk { grid-column: 1 / -1; grid-row: 2; }
  .fr-lv { text-align: right; }
  .fr-lv b { font-size: 20px; }
  .fr-lv small { font-size: 12px; }
  .fr-low { top: auto; bottom: 14px; right: auto; left: 18px; display: none; }
  .fr-lane.is-lowest .fr-ln b::after { content: "Lowest"; margin-left: 8px; padding: 3px 7px; border-radius: 99px; font: 600 11px/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .06em; text-transform: uppercase; color: #05080F; background: #3DDC97; vertical-align: 2px; }
  .fr-fine { padding: 0 8px; }

  .fx { padding-top: 56px; padding-bottom: 64px; }
  .fc-led figcaption { font-size: 12px; }
  .fx-eq { gap: 4px 12px; }
  .fx-eq em { font-size: 34px; }
  .fx-t b { font-size: 40px; }
  .fx-t small { font-size: 12px; max-width: 11ch; }
  .fx-eq em[style*="--k:5"] { display: none; }
  .fx-r { flex-basis: 100%; margin-top: 18px; }
  .fx-r b { font-size: 64px; }
  .fx-duo { grid-template-columns: 1fr 1fr; gap: 8px; }
  .fx-side { padding: 14px; }
  .fx-side span { font-size: 12.5px; }
  .fx-side b { font-size: 28px; }
  .fx-side small { font-size: 12px; }
  .fx-cards { display: grid; grid-auto-flow: column; grid-template-columns: none; grid-auto-columns: 82%; overflow-x: auto; scroll-snap-type: x mandatory; margin-left: calc(var(--pad) * -1); margin-right: calc(var(--pad) * -1); padding: 0 var(--pad) 6px; scrollbar-width: none; }
  .fx-cards::-webkit-scrollbar { display: none; }
  .fx-card { scroll-snap-align: center; }
  .fx-assume { justify-content: flex-start; }
  .fx-assume li { font-size: 13px; }
}
@media (prefers-reduced-motion: reduce) {
  .fx-eq > * { opacity: 1; transform: none; transition: none; }
  .fr-trk i, .fr-low { transition: none; }
}
@media print { .fr-cta, .fr-replay, .fr-reset { display: none !important; } }