/* =========================================================
   Westroot Measurement — "Plot"
   Palette  blueprint paper + deep indigo + flat purple + measured blue + signal yellow
   Type     Bricolage Grotesque (display) / Hanken Grotesk (body) / Space Mono (data)
   Signature  interactive measurement plot with cursor crosshair + readout
   ========================================================= */

:root {
  --paper:    #edf1fb;   /* pale blueprint blue-white */
  --paper-2:  #ffffff;   /* clean panel */
  --ink:      #201a4c;   /* deep indigo, main text */
  --ink-soft: #4a4573;   /* muted indigo body */
  --purple:   #6a47e6;   /* controlled purple accent */
  --blue:     #4c84e8;   /* measured blue, data */
  --yellow:   #ffc93c;   /* signal */
  --yellow-d: #b98700;   /* yellow legible as text on paper */
  --line:     rgba(32, 26, 76, 0.12);
  --line-2:   rgba(32, 26, 76, 0.22);
  --ink-line: rgba(237, 241, 251, 0.16); /* hairline on indigo */
  --muted-l:  rgba(237, 241, 251, 0.66); /* muted text on indigo */

  --maxw: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3.25rem);

  --f-display: "Bricolage Grotesque", system-ui, sans-serif;
  --f-body: "Hanken Grotesk", system-ui, sans-serif;
  --f-mono: "Space Mono", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 17px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
svg { display: block; }
a { color: inherit; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

.skip { position: absolute; left: -9999px; top: 0; background: var(--ink); color: var(--paper); padding: 0.6rem 1rem; z-index: 100; }
.skip:focus { left: 0; }

.hl { color: var(--purple); }

/* ---------- eyebrow ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--f-mono); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--purple);
  margin: 0 0 1.4rem;
}
.eyebrow--light { color: var(--yellow); }
.eyebrow__dot { width: 7px; height: 7px; background: var(--yellow); border-radius: 50%; box-shadow: 0 0 0 3px rgba(255,201,60,0.25); }
.eyebrow--light .eyebrow__dot { background: var(--yellow); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block; text-decoration: none; cursor: pointer;
  font-family: var(--f-mono); font-size: 0.85rem; font-weight: 700; letter-spacing: 0.02em;
  padding: 0.8rem 1.5rem; border-radius: 3px; border: 1.5px solid transparent;
  transition: transform 0.14s ease, background 0.14s ease, color 0.14s ease, box-shadow 0.14s ease;
}
.btn--solid { background: var(--yellow); color: var(--ink); border-color: var(--ink); box-shadow: 4px 4px 0 var(--ink); }
.btn--solid:hover { transform: translate(-1px,-1px); box-shadow: 6px 6px 0 var(--ink); }
.btn--solid:active { transform: translate(2px,2px); box-shadow: 1px 1px 0 var(--ink); }
.btn--ghost { border-color: var(--line-2); color: var(--ink); }
.btn--ghost:hover { border-color: var(--purple); color: var(--purple); }
.btn--full { width: 100%; text-align: center; }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--purple); outline-offset: 2px;
}

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: saturate(1.3) blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.wordmark { display: inline-flex; align-items: center; gap: 0.55rem; text-decoration: none; }
.wordmark__mark { width: 26px; height: 26px; }
.wordmark__mark line, .wordmark__mark polyline { fill: none; stroke: var(--ink); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.wordmark__mark polyline { stroke: var(--blue); }
.wordmark__hot { fill: var(--yellow); stroke: var(--ink); stroke-width: 1.5; }
.wordmark__name { font-family: var(--f-display); font-weight: 800; font-size: 1.2rem; letter-spacing: -0.02em; }
.wordmark__sub { font-family: var(--f-mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); }
.nav { display: flex; align-items: center; gap: clamp(1rem, 3vw, 2rem); }
.nav a { text-decoration: none; font-size: 0.95rem; font-weight: 600; color: var(--ink); }
.nav a:hover { color: var(--purple); }
.nav__cta {
  font-family: var(--f-mono); font-size: 0.8rem !important; font-weight: 700;
  border: 1.5px solid var(--ink); border-radius: 3px; padding: 0.4rem 1rem;
}
.nav__cta:hover { background: var(--ink); color: var(--paper) !important; }
@media (max-width: 560px) {
  .wordmark__sub { display: none; }
  .nav { gap: 0.9rem; }
  .nav a:not(.nav__cta) { display: none; }
}

/* ---------- hero ---------- */
.hero { padding-block: clamp(3rem, 7vw, 5.5rem) clamp(2.5rem, 5vw, 4rem); }
.hero__grid { display: grid; gap: clamp(2rem, 5vw, 4rem); align-items: center; grid-template-columns: 1fr; }
@media (min-width: 900px) { .hero__grid { grid-template-columns: 1.05fr 0.95fr; } }
.hero__title {
  font-family: var(--f-display); font-weight: 800;
  font-size: clamp(2.7rem, 6.5vw, 4.7rem); line-height: 0.98; letter-spacing: -0.035em;
  margin: 0 0 1.4rem;
}
.hero__lede { max-width: 42ch; font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--ink-soft); margin: 0 0 2rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.85rem; }

/* ---------- signature plot ---------- */
.plot { margin: 0; position: relative; }
.plot__svg { width: 100%; height: auto; overflow: visible; cursor: crosshair; }
.plot__grid line { stroke: var(--line); stroke-width: 1; }
.plot__band { fill: rgba(106, 71, 230, 0.08); }
.plot__limit { stroke: var(--purple); stroke-width: 1.2; stroke-dasharray: 3 4; opacity: 0.7; }
.plot__axis { font-family: var(--f-mono); font-size: 10px; fill: var(--ink-soft); }
.plot__trace { fill: none; stroke: var(--blue); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.pt { fill: var(--paper); stroke: var(--blue); stroke-width: 2.5; }
.pt--hot { fill: var(--yellow); stroke: var(--ink); stroke-width: 2; }
.plot__flag { font-family: var(--f-mono); font-size: 10px; font-weight: 700; letter-spacing: 0.1em; fill: var(--yellow-d); }
.plot__cross { opacity: 0; transition: opacity 0.2s ease; }
.plot__cross line { stroke: var(--purple); stroke-width: 1; stroke-dasharray: 2 3; }
.plot__cross circle { fill: var(--purple); }
.plot.is-active .plot__cross { opacity: 0.9; }
.plot__readout {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  margin-top: 0.9rem; padding-top: 0.7rem; border-top: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.03em; color: var(--ink-soft);
}
.plot__coord { color: var(--ink); font-weight: 700; }
.plot__hint { text-transform: uppercase; letter-spacing: 0.12em; opacity: 0.7; }

/* plot load animation */
@media (prefers-reduced-motion: no-preference) {
  .js .plot__trace { stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw 1.7s ease-out 0.35s forwards; }
  .js .pt { opacity: 0; transform: scale(0); transform-origin: center; transform-box: fill-box;
    animation: pop 0.4s cubic-bezier(.34,1.56,.64,1) forwards; animation-delay: calc(0.5s + var(--i) * 0.18s); }
  .js .plot__flag { opacity: 0; animation: fade 0.5s ease forwards 1.7s; }
}
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes pop { to { opacity: 1; transform: scale(1); } }
@keyframes fade { to { opacity: 1; } }

/* ---------- ticker ---------- */
.ticker { border-block: 1px solid var(--line); background: var(--paper-2); overflow: hidden; }
.ticker__track {
  display: flex; align-items: center; gap: 1.6rem; width: max-content;
  padding-block: 0.85rem;
  font-family: var(--f-mono); font-size: 0.82rem; letter-spacing: 0.03em; color: var(--ink);
  white-space: nowrap;
}
.ticker__dot { color: var(--purple); }
@media (prefers-reduced-motion: no-preference) {
  .ticker__track { animation: marquee 42s linear infinite; }
  .ticker:hover .ticker__track { animation-play-state: paused; }
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- positioning ---------- */
.stance { background: var(--purple); color: #fff; padding-block: clamp(2.25rem, 4.5vw, 3.5rem); }
.stance__text {
  max-width: 68ch; margin: 0;
  font-family: var(--f-display); font-weight: 600;
  font-size: clamp(1.3rem, 2.6vw, 1.95rem); line-height: 1.28; letter-spacing: -0.01em;
}
.stance__text .hl { color: var(--yellow); }

/* ---------- section + headings ---------- */
.section { padding-block: clamp(3.5rem, 7vw, 6rem); }
.head { max-width: 60ch; margin-bottom: clamp(2.25rem, 4vw, 3.25rem); }
.head__title {
  font-family: var(--f-display); font-weight: 800;
  font-size: clamp(1.9rem, 3.8vw, 2.9rem); line-height: 1.02; letter-spacing: -0.025em; margin: 0;
}
.head__title--light { color: var(--paper); }
.head__intro { color: var(--ink-soft); margin: 1rem 0 0; max-width: 52ch; }

/* ---------- focus pair ---------- */
.focus { display: grid; gap: clamp(1rem, 2vw, 1.4rem); grid-template-columns: 1fr; margin-bottom: clamp(2.5rem, 4vw, 3.5rem); }
@media (min-width: 760px) { .focus { grid-template-columns: 1fr 1fr; } }
.feat {
  position: relative; background: var(--paper-2); border: 1.5px solid var(--ink);
  border-radius: 5px; padding: clamp(1.6rem, 3vw, 2.4rem);
  box-shadow: 6px 6px 0 rgba(32,26,76,0.9);
  transition: transform 0.16s ease, box-shadow 0.16s ease;
}
.feat:hover { transform: translate(-2px,-2px); box-shadow: 9px 9px 0 var(--purple); }
.feat__tag { font-family: var(--f-mono); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; color: var(--purple); margin: 0 0 1rem; }
.feat__title { font-family: var(--f-display); font-weight: 700; font-size: clamp(1.4rem, 2.4vw, 1.85rem); letter-spacing: -0.02em; line-height: 1.1; margin: 0 0 0.8rem; }
.feat__body { margin: 0 0 1.3rem; color: var(--ink-soft); }
.feat__for { margin: 0; padding-top: 1rem; border-top: 1px solid var(--line); font-size: 0.86rem; color: var(--ink-soft); font-style: italic; }

/* ---------- secondary list ---------- */
.list__label { font-family: var(--f-mono); font-size: 0.74rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft); margin: 0 0 0.4rem; }
.list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.row {
  display: grid; gap: 0.4rem 2rem; align-items: baseline;
  grid-template-columns: 1fr; padding: 1.4rem 0; border-bottom: 1px solid var(--line);
  position: relative;
}
@media (min-width: 820px) { .row { grid-template-columns: 140px 260px 1fr; gap: 0 2.5rem; } }
.row__tag { font-family: var(--f-mono); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.08em; color: var(--purple); }
.row__title { font-family: var(--f-display); font-weight: 700; font-size: 1.15rem; letter-spacing: -0.01em; }
.row__body { color: var(--ink-soft); font-size: 0.96rem; }
.row::after { content: ""; position: absolute; left: 0; bottom: -1px; height: 2px; width: 0; background: var(--yellow); transition: width 0.3s ease; }
.row:hover::after { width: 100%; }
.row:hover .row__title { color: var(--purple); }

/* ---------- approach ---------- */
.approach { background: var(--ink); color: var(--paper); }
.approach__grid { display: grid; gap: clamp(1.75rem, 3vw, 2.75rem); grid-template-columns: 1fr; }
@media (min-width: 720px) { .approach__grid { grid-template-columns: repeat(3, 1fr); } }
.pt-block__k { font-family: var(--f-mono); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--yellow); margin: 0 0 0.7rem; padding-bottom: 0.6rem; border-bottom: 2px solid var(--yellow); display: inline-block; }
.pt-block__v { margin: 0; color: var(--muted-l); }

/* ---------- contact ---------- */
.contact__grid { display: grid; gap: clamp(2rem, 5vw, 4rem); grid-template-columns: 1fr; }
@media (min-width: 880px) { .contact__grid { grid-template-columns: 1fr 1fr; align-items: start; } }
.contact__lede { color: var(--ink-soft); max-width: 42ch; margin: 1.1rem 0 0; }
.contact__meta { display: flex; flex-wrap: wrap; gap: 2rem; margin: 2rem 0 0; }
.contact__meta dt { font-family: var(--f-mono); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--purple); }
.contact__meta dd { margin: 0.25rem 0 0; font-size: 0.95rem; color: var(--ink); }

.form { background: var(--paper-2); border: 1.5px solid var(--ink); border-radius: 6px; padding: clamp(1.4rem, 3vw, 2rem); box-shadow: 6px 6px 0 rgba(32,26,76,0.9); }
.field { margin-bottom: 1.1rem; }
.field--row { display: grid; gap: 1.1rem; grid-template-columns: 1fr 1fr; }
@media (max-width: 460px) { .field--row { grid-template-columns: 1fr; } }
.field label { display: block; font-family: var(--f-mono); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 0.45rem; }
.field input, .field select, .field textarea {
  width: 100%; font-family: var(--f-body); font-size: 1rem; color: var(--ink);
  background: var(--paper); border: 1.5px solid var(--line-2); border-radius: 4px; padding: 0.7rem 0.8rem;
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-soft); opacity: 0.55; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--purple); background: #fff; }
.field select { appearance: none; cursor: pointer; }
.field textarea { resize: vertical; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }
.form__status { font-family: var(--f-mono); font-size: 0.84rem; margin: 1rem 0 0; min-height: 1.2em; }
.form__status.is-ok { color: #1f7a4d; }
.form__status.is-err { color: #b42318; }

/* ---------- footer ---------- */
.footer { background: var(--ink); color: var(--paper); padding-block: 2.75rem; }
.footer__inner { display: grid; gap: 1.2rem; }
.footer__brand { display: inline-flex; align-items: baseline; gap: 0.5rem; }
.footer__brand .wordmark__name { font-family: var(--f-display); font-weight: 800; font-size: 1.2rem; }
.footer__brand .wordmark__sub { color: var(--muted-l); }
.footer__note { max-width: 72ch; margin: 0; font-size: 0.84rem; color: var(--muted-l); line-height: 1.55; }
.footer__links { margin: 0; display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; font-size: 0.85rem; }
.footer__links a { color: var(--paper); text-decoration: none; border-bottom: 1px solid var(--ink-line); }
.footer__links a:hover { color: var(--yellow); border-color: var(--yellow); }
.footer__links span { color: var(--muted-l); }
.footer__copy { margin: 0; font-family: var(--f-mono); font-size: 0.78rem; color: var(--muted-l); }

/* ---------- legal page ---------- */
.legal { }
.legal__inner { max-width: 760px; }
.legal__eyebrow { font-family: var(--f-mono); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--purple); margin: 0 0 0.9rem; }
.legal h1 { font-family: var(--f-display); font-weight: 800; font-size: clamp(2rem, 4.5vw, 3rem); letter-spacing: -0.025em; line-height: 1.04; margin: 0 0 0.7rem; }
.legal__updated { font-family: var(--f-mono); font-size: 0.82rem; color: var(--ink-soft); margin: 0 0 2.5rem; }
.legal h2 { font-family: var(--f-display); font-weight: 700; font-size: 1.3rem; letter-spacing: -0.015em; margin: 2.5rem 0 0.8rem; }
.legal p { margin: 0 0 1rem; }
.legal ul { margin: 0 0 1rem; padding-left: 1.2rem; }
.legal li { margin-bottom: 0.5rem; }
.legal a { color: var(--purple); text-decoration: underline; text-underline-offset: 2px; }
.legal a:hover { color: var(--ink); }
.legal__lead { font-size: 1.1rem; color: var(--ink-soft); }
.legal__back { display: inline-block; margin-top: 2.5rem; }

/* ---------- reveal ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
  .js .reveal.is-in { opacity: 1; transform: none; }
}