/* ==========================================================================
   Fusionex Success Story
   Design system: "Engraved Ledger"
   Palette  ink #0B1B2B / slate #12293D / porcelain #F4F6F7 / brass #B8912F
            brass-light #D9B24C / teal #1B6F6C / graphite #47555F
   Type     Bodoni Moda (display) / Source Serif 4 (body) / IBM Plex Mono (data)
   ========================================================================== */

:root {
  --ink: #0b1b2b;
  --slate: #12293d;
  --slate-2: #1b3a52;
  --porcelain: #f4f6f7;
  --paper: #ffffff;
  --brass: #b8912f;
  --brass-lt: #d9b24c;
  --teal: #1b6f6c;
  --teal-lt: #4fbfb8;
  --graphite: #47555f;
  --muted: #6b7883;
  --rule: rgba(11, 27, 43, 0.14);
  --rule-strong: rgba(11, 27, 43, 0.28);
  --rule-dark: rgba(244, 246, 247, 0.18);

  --display: "Bodoni Moda", "Didot", "Times New Roman", serif;
  --body: "Source Serif 4", Georgia, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --wrap: 1180px;
  --prose: 68ch;
  --gut: clamp(1.25rem, 4vw, 3rem);
  --step: clamp(3.5rem, 7vw, 6.5rem);
  --radius: 2px;
  --ease: cubic-bezier(0.22, 0.68, 0.35, 1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--porcelain);
  color: var(--ink);
  font-family: var(--body);
  font-size: clamp(1.03rem, 0.98rem + 0.25vw, 1.155rem);
  line-height: 1.72;
  font-feature-settings: "kern" 1;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; }
figure { margin: 0; }

/* ---------- type ---------- */
h1, h2, h3, h4 { font-family: var(--display); font-weight: 600; margin: 0; line-height: 1.1; letter-spacing: -0.012em; }
h1 { font-size: clamp(2.35rem, 1.5rem + 3.6vw, 4.15rem); line-height: 1.03; letter-spacing: -0.022em; }
h2 { font-size: clamp(1.72rem, 1.25rem + 1.9vw, 2.6rem); }
h3 { font-size: clamp(1.24rem, 1.05rem + 0.8vw, 1.55rem); line-height: 1.2; }
h4 { font-size: 1.08rem; font-family: var(--body); font-weight: 700; }
p { margin: 0 0 1.15em; }
strong { font-weight: 700; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.695rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brass);
  margin: 0 0 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.eyebrow::after { content: ""; flex: 1; height: 1px; background: currentColor; opacity: 0.34; }
.eyebrow--dark { color: var(--brass-lt); }
.lede { font-size: 1.16em; line-height: 1.62; color: var(--graphite); }

/* ---------- layout ---------- */
.wrap { width: min(100% - (var(--gut) * 2), var(--wrap)); margin-inline: auto; }
.section { padding-block: var(--step); }
.section--tight { padding-block: calc(var(--step) * 0.62); }
.section--dark { background: var(--ink); color: var(--porcelain); }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark a { color: var(--teal-lt); }
.section--dark a:hover { color: var(--brass-lt); }
.section--paper { background: var(--paper); }
.rule-top { border-top: 1px solid var(--rule); }

.grid { display: grid; gap: clamp(1.5rem, 3vw, 2.75rem); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); }
.split { display: grid; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
@media (min-width: 62rem) { .split { grid-template-columns: 1.15fr 0.85fr; } }

/* ---------- skip link ---------- */
.skip {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--brass); color: var(--ink); padding: 0.65rem 1.1rem;
  font-family: var(--mono); font-size: 0.8rem;
}
.skip:focus { left: 0.75rem; top: 0.75rem; }

/* ---------- header ---------- */
.masthead {
  position: sticky; top: 0; z-index: 60;
  background: rgba(11, 27, 43, 0.97);
  border-bottom: 1px solid var(--rule-dark);
  backdrop-filter: saturate(150%) blur(8px);
}
.masthead__bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 4.5rem;
}
.brand { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; color: #fff; }
.brand__mark { width: 34px; height: 34px; flex: none; color: var(--brass-lt); }
.brand__name {
  display: block;
  font-family: var(--display); font-size: 1.06rem; font-weight: 600;
  letter-spacing: 0.05em; text-transform: uppercase; line-height: 1;
}
.brand__sub {
  display: block;
  font-family: var(--mono); font-size: 0.575rem; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--brass-lt); line-height: 1; margin-top: 5px;
}
.nav { display: flex; align-items: center; gap: clamp(1rem, 2vw, 1.9rem); }
.nav a {
  font-family: var(--mono); font-size: 0.735rem; letter-spacing: 0.13em;
  text-transform: uppercase; color: rgba(244, 246, 247, 0.82);
  text-decoration: none; padding: 0.4rem 0; border-bottom: 1px solid transparent;
}
.nav a:hover, .nav a[aria-current="page"] { color: #fff; border-bottom-color: var(--brass-lt); }
.nav__toggle {
  display: none; background: none; border: 1px solid var(--rule-dark);
  color: var(--porcelain); font-family: var(--mono); font-size: 0.7rem;
  letter-spacing: 0.14em; text-transform: uppercase; padding: 0.55rem 0.8rem;
  cursor: pointer; align-items: center; gap: 0.5rem; border-radius: var(--radius);
}
.nav__toggle:hover { border-color: var(--brass-lt); color: #fff; }
.nav__bars { display: inline-flex; flex-direction: column; gap: 3px; }
.nav__bars span { display: block; width: 15px; height: 1.5px; background: currentColor; }

@media (max-width: 60rem) {
  .nav__toggle { display: inline-flex; }
  .nav {
    position: fixed; inset: 4.5rem 0 auto; background: var(--ink);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 0.5rem var(--gut) 1.75rem;
    border-bottom: 1px solid var(--rule-dark);
    transform: translateY(-115%); transition: transform 0.34s var(--ease);
    max-height: calc(100dvh - 4.5rem); overflow-y: auto;
  }
  .nav[data-open="true"] { transform: translateY(0); }
  .nav a { padding: 0.95rem 0; border-bottom: 1px solid var(--rule-dark); font-size: 0.8rem; }
  .nav a:hover, .nav a[aria-current="page"] { border-bottom-color: var(--rule-dark); color: var(--brass-lt); }
}

/* ---------- hero ---------- */
.hero { background: var(--ink); color: var(--porcelain); position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(60rem 34rem at 78% 12%, rgba(79, 191, 184, 0.13), transparent 62%),
    repeating-linear-gradient(103deg, rgba(217, 178, 76, 0.055) 0 1px, transparent 1px 9px);
  pointer-events: none;
}
.hero__inner {
  position: relative; display: grid; gap: clamp(2.25rem, 5vw, 4rem);
  padding-block: clamp(3.25rem, 7vw, 5.75rem);
  align-items: center;
}
@media (min-width: 60rem) { .hero__inner { grid-template-columns: 1.12fr 0.88fr; } }
.hero h1 { color: #fff; }
.hero h1 em { font-style: italic; color: var(--brass-lt); }
.hero__lede { color: rgba(244, 246, 247, 0.8); max-width: 46ch; margin-top: 1.5rem; font-size: 1.12rem; }

.hero__portrait { position: relative; justify-self: center; width: min(100%, 24rem); }
.hero__frame { position: relative; padding: 1.15rem; }
.hero__frame::before, .hero__frame::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
}
.hero__frame::before { border: 1px solid rgba(217, 178, 76, 0.55); }
.hero__frame::after { inset: 0.5rem; border: 1px solid rgba(217, 178, 76, 0.22); }
.hero__portrait svg { color: var(--porcelain); width: 100%; }
.hero__caption {
  font-family: var(--mono); font-size: 0.63rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: rgba(244, 246, 247, 0.55);
  text-align: center; margin-top: 1rem; line-height: 1.6;
}

/* stat strip */
.stats {
  display: grid; gap: 0 clamp(1rem, 3vw, 2.5rem); margin-top: 2.75rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 8.5rem), 1fr));
  border-top: 1px solid rgba(217, 178, 76, 0.34);
  padding-top: 1.5rem;
}
.stat__num {
  font-family: var(--display); font-size: clamp(1.7rem, 1.2rem + 1.5vw, 2.3rem);
  color: var(--brass-lt); line-height: 1; font-weight: 600;
}
.stat__label {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: rgba(244, 246, 247, 0.66);
  margin-top: 0.55rem; line-height: 1.55; display: block;
}
.stat + .stat { margin-top: 0; }
@media (max-width: 40rem) { .stat { padding-block: 0.85rem; border-bottom: 1px solid var(--rule-dark); } }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--mono); font-size: 0.735rem; letter-spacing: 0.15em;
  text-transform: uppercase; text-decoration: none; padding: 0.9rem 1.5rem;
  border: 1px solid var(--brass); color: var(--ink); background: var(--brass);
  border-radius: var(--radius); transition: background 0.25s var(--ease), color 0.25s var(--ease);
  font-weight: 500;
}
.btn:hover { background: var(--brass-lt); border-color: var(--brass-lt); color: var(--ink); }
.btn--ghost { background: transparent; color: var(--brass-lt); border-color: rgba(217, 178, 76, 0.55); }
.btn--ghost:hover { background: rgba(217, 178, 76, 0.12); color: #fff; }
.btn--ink { background: transparent; border-color: var(--rule-strong); color: var(--ink); }
.btn--ink:hover { background: var(--ink); border-color: var(--ink); color: var(--porcelain); }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 2rem; }

/* ---------- prose ---------- */
.prose { max-width: var(--prose); }
.prose h2 { margin-top: 2.6em; margin-bottom: 0.55em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 2em; margin-bottom: 0.5em; }
.prose ul, .prose ol { margin: 0 0 1.35em; padding-left: 1.3em; }
.prose li { margin-bottom: 0.55em; }
.prose li::marker { color: var(--brass); }
.prose blockquote {
  margin: 2.2em 0; padding: 0.2em 0 0.2em 1.6em;
  border-left: 2px solid var(--brass);
  font-family: var(--display); font-size: 1.24em; line-height: 1.42; font-style: italic;
  color: var(--slate);
}
.prose figure { margin: 2.4em 0; }
.prose figcaption {
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em;
  color: var(--muted); margin-top: 0.85rem; line-height: 1.6; text-transform: uppercase;
}

/* ---------- signature: the ledger ---------- */
.ledger { margin-top: 3rem; border-top: 1px solid var(--rule-strong); }
.ledger__row {
  display: grid; gap: 0.35rem clamp(1.25rem, 4vw, 3.5rem);
  padding-block: clamp(1.5rem, 3vw, 2.15rem);
  border-bottom: 1px solid var(--rule);
  position: relative;
}
@media (min-width: 48rem) {
  .ledger__row { grid-template-columns: 7.5rem minmax(0, 1fr) 9.5rem; align-items: baseline; }
}
.ledger__year {
  font-family: var(--mono); font-size: 0.9rem; letter-spacing: 0.1em;
  color: var(--brass); font-weight: 500;
}
.ledger__title { font-family: var(--display); font-size: clamp(1.18rem, 1rem + 0.7vw, 1.5rem); font-weight: 600; }
.ledger__body { margin: 0.55rem 0 0; color: var(--graphite); font-size: 0.97rem; max-width: 58ch; }
.ledger__tag {
  font-family: var(--mono); font-size: 0.63rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--muted); align-self: baseline;
}
.ledger--dark { border-top-color: rgba(217, 178, 76, 0.4); }
.ledger--dark .ledger__row { border-bottom-color: var(--rule-dark); }
.ledger--dark .ledger__year { color: var(--brass-lt); }
.ledger--dark .ledger__body { color: rgba(244, 246, 247, 0.74); }
.ledger--dark .ledger__tag { color: rgba(244, 246, 247, 0.5); }

/* ---------- cards ---------- */
.card {
  background: var(--paper); border: 1px solid var(--rule);
  padding: clamp(1.4rem, 2.5vw, 2rem); border-radius: var(--radius);
  display: flex; flex-direction: column; gap: 0.7rem;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.card:hover { border-color: var(--brass); transform: translateY(-3px); }
.card__meta {
  font-family: var(--mono); font-size: 0.63rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--brass);
}
.card__title { font-family: var(--display); font-size: 1.28rem; font-weight: 600; line-height: 1.22; }
.card__title a { color: inherit; text-decoration: none; }
.card__title a:hover { color: var(--teal); }
.card p { color: var(--graphite); font-size: 0.97rem; margin: 0; }
.card__more {
  font-family: var(--mono); font-size: 0.67rem; letter-spacing: 0.15em;
  text-transform: uppercase; margin-top: auto; padding-top: 0.6rem; text-decoration: none;
}

.pillar { border-top: 2px solid var(--brass); padding-top: 1.4rem; }
.pillar h3 { margin-bottom: 0.6rem; }
.pillar p { color: var(--graphite); font-size: 0.98rem; margin: 0; }
.section--dark .pillar p { color: rgba(244, 246, 247, 0.76); }

/* ---------- pull panel ---------- */
.panel {
  background: var(--paper); border: 1px solid var(--rule);
  border-left: 3px solid var(--brass);
  padding: clamp(1.4rem, 3vw, 2.15rem); border-radius: var(--radius);
}
.panel h3 { margin-bottom: 0.65rem; }
.panel p:last-child { margin-bottom: 0; }
.panel--dark { background: rgba(255, 255, 255, 0.04); border-color: var(--rule-dark); border-left-color: var(--brass-lt); }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--rule-strong); margin-top: 2.25rem; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary {
  cursor: pointer; list-style: none; padding: 1.25rem 2.5rem 1.25rem 0;
  font-family: var(--display); font-size: clamp(1.06rem, 1rem + 0.35vw, 1.24rem);
  font-weight: 600; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0.25rem; top: 50%;
  transform: translateY(-50%); font-family: var(--mono); font-size: 1.25rem;
  color: var(--brass); transition: transform 0.25s var(--ease);
}
.faq details[open] summary::after { content: "-"; }
.faq details > div { padding: 0 0 1.4rem; color: var(--graphite); max-width: 66ch; }
.faq details > div p:last-child { margin-bottom: 0; }

/* ---------- breadcrumb ---------- */
.crumbs {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
  padding-block: 1.4rem 0; display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--brass); }
.crumbs span[aria-current] { color: var(--ink); }

/* ---------- page head ---------- */
.pagehead { background: var(--paper); border-bottom: 1px solid var(--rule); }
.pagehead__inner { padding-block: clamp(2rem, 4vw, 3.4rem) clamp(2.25rem, 4vw, 3.4rem); max-width: 54rem; }
.pagehead h1 { margin-bottom: 1.15rem; }
.pagehead .lede { margin-bottom: 0; }
.byline {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted); margin-top: 1.75rem;
  display: flex; flex-wrap: wrap; gap: 0.4rem 1.25rem;
  border-top: 1px solid var(--rule); padding-top: 1.1rem;
}

/* ---------- callout strip ---------- */
.strip {
  display: grid; gap: 1.75rem; align-items: center;
  padding: clamp(1.75rem, 4vw, 2.75rem);
  border: 1px solid rgba(217, 178, 76, 0.4); border-radius: var(--radius);
  background: rgba(217, 178, 76, 0.06);
}
@media (min-width: 52rem) { .strip { grid-template-columns: 1fr auto; } }
.strip h2 { font-size: clamp(1.45rem, 1.2rem + 1vw, 2rem); margin-bottom: 0.5rem; }
.strip p { margin: 0; color: rgba(244, 246, 247, 0.78); max-width: 52ch; }

/* ---------- footer ---------- */
.foot { background: var(--ink); color: rgba(244, 246, 247, 0.72); }
.foot__top {
  display: grid; gap: clamp(2rem, 4vw, 3.5rem); padding-block: clamp(3rem, 5vw, 4.25rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
}
.foot h4 {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--brass-lt); margin-bottom: 1.05rem; font-weight: 500;
}
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin-bottom: 0.6rem; }
.foot a { color: rgba(244, 246, 247, 0.78); text-decoration: none; font-size: 0.95rem; }
.foot a:hover { color: var(--brass-lt); }
.foot p { font-size: 0.95rem; }
.foot__base {
  border-top: 1px solid var(--rule-dark); padding-block: 1.5rem;
  display: flex; flex-wrap: wrap; gap: 0.75rem 1.75rem; justify-content: space-between;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(244, 246, 247, 0.5);
}
.foot__base a { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.12em; }

/* ---------- motion ---------- */
.reveal { opacity: 0; transform: translateY(14px); }
.reveal.is-in { opacity: 1; transform: none; transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.hero__portrait svg path, .hero__portrait svg line, .hero__portrait svg circle { }
@media (prefers-reduced-motion: no-preference) {
  .hero__portrait[data-draw="true"] svg > path,
  .hero__portrait[data-draw="true"] svg > g path {
    stroke-dasharray: 1400; stroke-dashoffset: 1400;
    animation: draw 2.6s var(--ease) forwards;
  }
  @keyframes draw { to { stroke-dashoffset: 0; } }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .nav { transition: none; }
}

/* ---------- utility ---------- */
.mt-0 { margin-top: 0; }
.center { text-align: center; margin-inline: auto; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}