/* Musculy. Layout: short hero, full-width in-browser tracker panel, then a narrow reading column
   (why / features / pricing / waitlist / FAQ). No inline styles anywhere: the CSP forbids them. */

@font-face { font-family: "Bricolage Grotesque"; font-weight: 600; font-display: swap; src: url("../fonts/bricolage-grotesque-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Bricolage Grotesque"; font-weight: 800; font-display: swap; src: url("../fonts/bricolage-grotesque-latin-800-normal.woff2") format("woff2"); }
@font-face { font-family: "Instrument Sans"; font-weight: 400; font-display: swap; src: url("../fonts/instrument-sans-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Instrument Sans"; font-weight: 500; font-display: swap; src: url("../fonts/instrument-sans-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Instrument Sans"; font-weight: 600; font-display: swap; src: url("../fonts/instrument-sans-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 500; font-display: swap; src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); }

:root {
  --paper: #F4F6F8; --sheet: #FFFFFF; --ink: #16213A; --muted: #56627A; --rule: #DCE2EA; --field: #F7F9FB;
  --fat: #D0861C; --fat-ink: #9A5E0E; /* BravelyTech teal for fills and lines; a deeper shade of it for text, since #00B8A9 is too light to read on white. */
  --lean: #00B8A9; --lean-ink: #007A70; --on-fat: #16213A; --on-lean: #16213A; --band-err: #F2B25C; --alert: #B8442F; --band: #16213A; --band-ink: #F4F6F8;
  --mark: #FFF4DF; --warn-bg: #FFF6E6; --warn-line: #E9C27F;
  --display: "Bricolage Grotesque", "Avenir Next", system-ui, sans-serif;
  --body: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --data: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0F1522; --sheet: #172033; --ink: #E8EDF5; --muted: #9BA7BD; --rule: #2B3650; --field: #111A2A;
    --fat: #E9A649; --fat-ink: #E9A649; --lean: #00B8A9; --lean-ink: #00B8A9; --on-fat: #16213A; --on-lean: #0F1522; --band-err: #9A3A26; --alert: #EF7A62; --band: #E8EDF5; --band-ink: #172033;
    --mark: #3A2E17; --warn-bg: #2A2213; --warn-line: #6B5427;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body); font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
.wrap { max-width: 1080px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.narrow { max-width: 720px; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--lean); outline-offset: 2px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; background: var(--sheet); padding: 8px 12px; border-radius: 6px; z-index: 10; }

.btn { display: inline-block; font: inherit; font-weight: 600; border: 0; border-radius: 6px; padding: 10px 16px; background: var(--ink); color: var(--sheet); text-decoration: none; cursor: pointer; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--rule); }
.btn.small { font-size: .85rem; padding: 7px 12px; }
.btn.danger { background: var(--alert); color: #fff; }
.btn:disabled { opacity: .6; cursor: default; }

/* header */
.site-head .wrap { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-block: 20px; }
.wordmark { font-family: var(--display); font-weight: 800; font-size: 1.35rem; letter-spacing: -.01em; text-decoration: none; }
.wordmark span { color: var(--lean-ink); }
.nav { display: flex; gap: 18px; align-items: center; font-size: .92rem; }
.nav a { text-decoration: none; color: var(--muted); }
.nav .btn { color: var(--sheet); }
.nav .lang { font-weight: 600; color: var(--ink); }

/* hero */
.hero .wrap { padding-block: 20px 28px; }
.eyebrow { font-size: .74rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
h1 { font-family: var(--display); font-weight: 800; font-size: clamp(2.2rem, 5.4vw, 3.7rem); line-height: 1.02; letter-spacing: -.03em; margin: 12px 0 16px; text-wrap: balance; max-width: 19ch; }
h1 .f { color: var(--fat-ink); }
h1 .l { color: var(--lean-ink); }
.lede { font-size: 1.12rem; color: var(--muted); max-width: 56ch; margin: 0; }

/* tracker panel */
.panel { background: var(--sheet); border: 1px solid var(--rule); border-radius: 10px; overflow: hidden; margin-bottom: 64px; }
.notice { display: flex; gap: 12px; align-items: flex-start; background: var(--warn-bg); border-bottom: 1px solid var(--warn-line); padding: 14px 22px; font-size: .92rem; }
.notice > svg { flex: none; margin-top: 2px; }
.notice > div { min-width: 0; flex: 1; }
.notice b { display: block; }
.notice p { margin: 2px 0 0; }
.notice .acts { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.notice.bad { background: var(--mark); }
.notice .nudge { margin-top: 8px; font-weight: 600; color: var(--alert); }
.notice .sub-box { display: grid; gap: 8px; margin-top: 10px; }
.notice textarea { font-size: .8rem; min-height: 90px; }
.pbody { padding: 22px; display: grid; gap: 26px; }
/* Grid items default to min-width:auto, so the 540px table would widen the whole panel on phones. */
.pbody > * { min-width: 0; }
.row2 { display: grid; grid-template-columns: 1.15fr 1fr; gap: 26px; }
.row2 > * { min-width: 0; }
.exbar { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; font-size: .88rem; color: var(--muted); }
.tag { font-family: var(--data); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; background: var(--mark); color: var(--ink); padding: 2px 7px; border-radius: 3px; margin-right: 6px; }
.ph { font-family: var(--display); font-weight: 600; font-size: 1.05rem; margin: 0 0 10px; }
.add-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.add-head .ph { margin: 0; }
.units { display: inline-flex; border: 1px solid var(--rule); border-radius: 6px; overflow: hidden; }
.units button { font: inherit; font-size: .85rem; font-weight: 600; border: 0; background: transparent; color: var(--muted); padding: 6px 14px; cursor: pointer; }
.units button[aria-pressed="true"] { background: var(--ink); color: var(--sheet); }

.big { font-family: var(--display); font-weight: 800; font-size: 2.8rem; line-height: 1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.big small { font-family: var(--body); font-size: 1rem; font-weight: 500; color: var(--muted); margin-left: 4px; letter-spacing: 0; }
.since { font-size: .88rem; color: var(--muted); margin-top: 6px; font-family: var(--data); }
.shead { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.verdict { display: inline-flex; align-items: center; gap: 7px; font-size: .82rem; font-weight: 600; padding: 4px 10px; border-radius: 99px; border: 1.5px solid currentColor; }
.verdict::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.lvl-good { color: var(--lean-ink); }
.lvl-watch { color: var(--fat-ink); }
.lvl-high { color: var(--alert); }
.lvl-none { color: var(--muted); }
.bar { display: flex; height: 32px; margin: 16px 0 10px; border-radius: 4px; overflow: hidden; background: var(--rule); }
.bar div { display: flex; align-items: center; padding: 0 10px; font-family: var(--data); font-size: .78rem; white-space: nowrap; overflow: hidden; transition: width .45s ease; }
.bar .f { background: var(--fat); color: var(--on-fat); }
.bar .l { background: var(--lean); color: var(--on-lean); }
.split { display: flex; gap: 8px 20px; flex-wrap: wrap; font-family: var(--data); font-size: .82rem; font-variant-numeric: tabular-nums; }
.key::before { content: ""; display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 6px; }
.key.fat::before { background: var(--fat); }
.key.lean::before { background: var(--lean); }
.msg { margin: 14px 0 0; }
.alerts { display: grid; gap: 10px; margin-top: 16px; }
.al { display: grid; grid-template-columns: 10px 1fr; gap: 10px; font-size: .92rem; }
.al::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--fat); margin-top: 7px; }
.al.info::before { background: var(--muted); }
.al p { margin: 0; }
.al span { color: var(--muted); }
.empty { text-align: center; padding: 26px 10px; color: var(--muted); }

form.add { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; align-content: start; }
.full { grid-column: 1 / -1; }
label { display: grid; gap: 4px; font-size: .82rem; color: var(--muted); }
label small { font-size: .75rem; opacity: .85; }
input, select, textarea { font: inherit; font-family: var(--data); font-size: .95rem; width: 100%; color: var(--ink); background: var(--field); border: 1px solid var(--rule); border-radius: 6px; padding: 9px 10px; }
select { font-family: var(--body); }
.fmsg { font-size: .85rem; margin: 0; color: var(--muted); }
.fmsg.err { color: var(--alert); }

.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.charts > div { min-width: 0; }
.charts .sub { font-size: .82rem; color: var(--muted); margin: -6px 0 8px; }
svg.chart { display: block; width: 100%; height: auto; }
svg.chart text { fill: var(--muted); font-size: 10px; font-family: var(--body); }
svg.chart .grid { stroke: var(--rule); }
svg.chart .zero { stroke: var(--muted); stroke-width: .8; }
svg.chart .w-line { fill: none; stroke: var(--ink); stroke-width: 2.2; }
svg.chart .w-area { fill: var(--ink); opacity: .06; }
svg.chart .w-dot { fill: var(--ink); }
svg.chart .fat-line { fill: none; stroke: var(--fat); stroke-width: 2.2; }
svg.chart .lean-line { fill: none; stroke: var(--lean); stroke-width: 2.2; }
svg.chart .mus-line { fill: none; stroke: var(--lean); stroke-width: 2.2; stroke-dasharray: 4 3; }
svg.chart .fat-dot { fill: var(--fat); }
svg.chart .lean-dot { fill: var(--lean); }
.legend { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: .8rem; margin-top: 6px; }
.legend span::before { content: ""; display: inline-block; width: 10px; height: 3px; margin-right: 6px; vertical-align: 3px; }
.legend .fat::before { background: var(--fat); }
.legend .lean::before { background: var(--lean); }
.legend .mus::before { background: repeating-linear-gradient(90deg, var(--lean) 0 4px, transparent 4px 7px); }

.tablewrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; min-width: 540px; font-size: .88rem; }
th, td { text-align: right; padding: 8px 6px; border-bottom: 1px solid var(--rule); white-space: nowrap; font-variant-numeric: tabular-nums; }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-weight: 500; }
td button { font: inherit; font-size: .8rem; background: none; border: 0; color: var(--muted); cursor: pointer; text-decoration: underline; padding: 2px; }
td button.sure { color: var(--alert); font-weight: 600; }
.tools { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: center; margin-top: 10px; }
.caveat { font-size: .78rem; color: var(--muted); margin: 0; max-width: 60ch; }
.upsell { background: var(--field); border: 1px solid var(--rule); border-radius: 8px; padding: 16px 18px; display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; }
.upsell p { margin: 0; font-size: .95rem; max-width: 60ch; }

/* content sections */
.block { padding-block: 56px; border-top: 1px solid var(--rule); }
.sec { font-family: var(--display); font-weight: 800; font-size: clamp(1.6rem, 3.4vw, 2.2rem); letter-spacing: -.02em; line-height: 1.1; margin: 0 0 16px; text-wrap: balance; }
.block p { margin: 0 0 14px; max-width: 65ch; }
.block .sources { font-size: .8rem; color: var(--muted); margin-top: 18px; }
.block .sources a { color: inherit; }
.features { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 36px; margin-top: 26px; }
.features > div { min-width: 0; }
.features h3 { font-family: var(--display); font-weight: 600; font-size: 1.08rem; margin: 0 0 6px; }
.features p { color: var(--muted); font-size: .95rem; margin: 0; }
.features .k { font-family: var(--data); font-size: .72rem; color: var(--lean-ink); letter-spacing: .06em; text-transform: uppercase; display: block; margin-bottom: 6px; }
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 22px; }
.plan { border: 1px solid var(--rule); border-radius: 8px; padding: 20px; background: var(--sheet); min-width: 0; }
.plan.pro { border: 2px solid var(--lean); }
.plan h3 { margin: 0; font-family: var(--display); font-weight: 600; font-size: 1.1rem; }
.price { font-family: var(--display); font-weight: 800; font-size: 2rem; margin: 6px 0 2px; letter-spacing: -.02em; }
.price small { font-family: var(--body); font-weight: 500; font-size: .9rem; color: var(--muted); }
.plan ul { margin: 12px 0 0; padding-left: 18px; font-size: .92rem; color: var(--muted); display: grid; gap: 4px; }
.founding { font-size: .82rem; font-weight: 600; color: var(--lean-ink); margin-top: 4px; }

.waitlist { background: var(--band); color: var(--band-ink); }
.waitlist .block { border-top: 0; }
.waitlist p { opacity: .85; }
.wl-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 20px; max-width: 620px; }
.wl-form label { color: var(--band-ink); opacity: .9; }
.wl-form input, .wl-form select { background: var(--sheet); color: var(--ink); border-color: transparent; }
.wl-q { font-size: .82rem; opacity: .9; margin-bottom: 6px; }
.radios { display: flex; gap: 8px; flex-wrap: wrap; border: 0; padding: 0; margin: 0; }
.radios label { display: flex; align-items: center; gap: 6px; font-size: .9rem; border: 1px solid currentColor; border-radius: 99px; padding: 6px 12px; cursor: pointer; opacity: .9; }
.radios input { width: auto; accent-color: var(--lean); }
.wl-form .btn { background: var(--lean); color: var(--on-lean); justify-self: start; padding: 12px 22px; }
.wl-done { margin-top: 16px; padding: 14px 16px; border-radius: 6px; background: var(--sheet); color: var(--ink); max-width: 620px; }
.waitlist .fmsg { color: var(--band-ink); opacity: .8; }
.waitlist .fmsg a { color: inherit; }
.wl-err { color: var(--band-err); font-size: .9rem; margin: 0; }
.ts { min-height: 65px; }
/* Honeypot field: hidden from people, still filled in by naive bots. */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.faq-group { font-family: var(--display); font-weight: 600; font-size: 1.05rem; margin: 28px 0 6px; }
.faq-group:first-of-type { margin-top: 8px; }
details { border-top: 1px solid var(--rule); padding: 14px 0; }
details:has(+ .faq-group), details:last-of-type { border-bottom: 1px solid var(--rule); }
/* Custom marker in its own column, so a wrapped question lines up under its first word. */
summary { cursor: pointer; font-weight: 600; list-style: none; display: grid; grid-template-columns: 18px 1fr; gap: 6px; }
summary::-webkit-details-marker { display: none; }
summary::before { content: ""; width: 7px; height: 7px; margin-top: .5em; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(-45deg); transition: transform .15s; }
details[open] > summary::before { transform: rotate(45deg); }
details p { margin: 8px 0 0 24px; color: var(--muted); }

.site-foot { border-top: 1px solid var(--rule); }
.site-foot .wrap { padding-block: 28px 44px; font-size: .85rem; color: var(--muted); display: grid; gap: 14px; }
.site-foot p { margin: 0; }
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.foot-links a { color: var(--ink); text-underline-offset: 3px; }
.foot-note { font-size: .78rem; }

/* privacy pages */
.doc { padding-block: 24px 64px; }
.doc h1 { font-size: clamp(2rem, 4.5vw, 2.8rem); }
.doc h2 { font-family: var(--display); font-weight: 600; font-size: 1.2rem; margin: 32px 0 8px; }
.doc p, .doc li { max-width: 65ch; }
.doc .updated { color: var(--muted); font-size: .9rem; }

@media (max-width: 820px) {
  .row2, .charts, .features, .plans { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  body { font-size: 15.5px; }
  .site-head .wrap { padding-block: 14px; }
  .nav { gap: 14px; }
  .nav a.hide-sm { display: none; }
  .nav .btn { font-size: .85rem; padding: 8px 12px; }
  .hero .wrap { padding-block: 12px 22px; }
  .lede { font-size: 1.02rem; }
  .notice { font-size: .88rem; gap: 10px; }
  .block { padding-block: 40px; }
  .sec { margin-bottom: 12px; }
  .features { gap: 22px; }
  .faq-group { margin-top: 24px; }
  details { padding: 12px 0; }
  .wl-form { grid-template-columns: 1fr; }
  .pbody { padding: 16px; }
  .notice { padding: 14px 16px; }
}
@media (prefers-reduced-motion: reduce) { .bar div { transition: none; } }

/* Motion, only for people who haven't asked their device to reduce it. */
/* Headline: an underline under "fat" and "muscle", echoing the split bar. */
h1 .f, h1 .l { background: linear-gradient(currentColor, currentColor) no-repeat 0 96% / 100% .1em; }

@media (prefers-reduced-motion: no-preference) {
  /* With motion on, the underline sweeps in: "fat" first, then "muscle". */
  h1 .f, h1 .l {
    background-size: 0 .1em;
    animation: sweep .7s cubic-bezier(.2, .7, .2, 1) .4s forwards;
  }
  h1 .l { animation-delay: .9s; }
  @keyframes sweep { to { background-size: 100% .1em; } }

  .bar div { transition: width 1s cubic-bezier(.2, .7, .2, 1); }

  /* Charts draw in once, when they first scroll into view. */
  svg.chart:is(.pre, .draw) :is(.w-line, .fat-line, .lean-line) { stroke-dasharray: var(--len); stroke-dashoffset: var(--len); }
  svg.chart:is(.pre, .draw) :is(circle, .mus-line, .w-area) { opacity: 0; }
  svg.chart.draw :is(.w-line, .fat-line, .lean-line) { animation: draw 1.1s cubic-bezier(.4, 0, .2, 1) forwards; }
  svg.chart.draw .lean-line { animation-delay: .15s; }
  svg.chart.draw :is(circle, .mus-line) { animation: appear .4s ease .9s forwards; }
  /* The area is a faint tint, so it fades to its own opacity, not to 1. */
  svg.chart.draw .w-area { animation: tint .4s ease .9s forwards; }
  @keyframes draw { to { stroke-dashoffset: 0; } }
  @keyframes appear { to { opacity: 1; } }
  @keyframes tint { to { opacity: .06; } }

  /* Content below the tracker fades up as it scrolls in (see motion.js). */
  .rv { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
  .rv.rv-in, .rv:focus-within { opacity: 1; transform: none; }
}

/* Visually hidden, still read by screen readers. */
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

@media print {
  .rv { opacity: 1 !important; transform: none !important; }
}