/* Fieldstone Consulting — surveyor's ledger system (unlike Halcyon) */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@300;400;500;600;700&family=Syne:wght@500;600;700;800&display=swap');

:root {
  --ink: #101820;
  --forest: #1a3328;
  --leaf: #2f6b4f;
  --paper: #e8ece6;
  --panel: #f4f6f2;
  --line: #c5cdc0;
  --signal: #e85d04;
  --signal-deep: #c24a00;
  --mute: #5c6b5a;
  --rail: 72px;
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'IBM Plex Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
  --ease: cubic-bezier(0.77, 0, 0.18, 1);
  --snap: cubic-bezier(0.2, 0.9, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  overflow-x: hidden;
  padding-left: var(--rail);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button, input, textarea, select { font: inherit; }

/* Left index rail — not a top header like Halcyon */
.rail {
  position: fixed; left: 0; top: 0; bottom: 0; width: var(--rail);
  z-index: 2000; background: var(--ink); color: var(--paper);
  display: flex; flex-direction: column; align-items: center;
  justify-content: space-between; padding: 1rem 0 1.25rem;
}
.rail-brand {
  writing-mode: vertical-rl; transform: rotate(180deg);
  font-family: var(--font-display); font-weight: 700;
  letter-spacing: 0.18em; font-size: 0.78rem; text-transform: uppercase;
}
.rail-brand img {
  width: 34px; height: 34px; object-fit: contain; margin-bottom: 0.75rem;
  filter: brightness(1.1);
}
.rail-nav { display: flex; flex-direction: column; gap: 0.35rem; width: 100%; align-items: center; }
.rail-nav a {
  width: 36px; height: 36px; display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 0.65rem; font-weight: 600;
  color: rgba(232,236,230,0.55); border: 1px solid transparent;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.rail-nav a:hover, .rail-nav a.is-active {
  color: var(--signal); border-color: rgba(232,93,4,0.45);
}
.rail-toggle {
  display: none; width: 40px; height: 40px; background: transparent;
  border: 1px solid rgba(232,236,230,0.35); color: var(--paper); cursor: pointer;
}
.rail-toggle span { display: block; width: 16px; height: 1.5px; background: currentColor; margin: 4px auto; }

.topbar {
  position: sticky; top: 0; z-index: 1500;
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.85rem clamp(1rem, 3vw, 2.5rem);
  background: rgba(232,236,230,0.88); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-mark {
  display: flex; align-items: center; gap: 0.65rem;
  font-family: var(--font-display); font-weight: 700; font-size: 1.05rem;
}
.topbar-mark img { width: 40px; height: 40px; object-fit: contain; }
.topbar-mark small {
  display: block; font-family: var(--font-mono); font-size: 0.62rem;
  font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--mute);
}
.topbar-meta {
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--mute); text-align: right;
}
.topbar-meta a { color: var(--signal-deep); font-weight: 600; }

/* Scramble / index intro */
.boot {
  position: fixed; inset: 0; z-index: 5000; background: var(--ink); color: var(--paper);
  display: grid; place-items: center; pointer-events: none;
  transition: opacity 0.5s var(--ease), visibility 0.5s;
}
.boot.is-gone { opacity: 0; visibility: hidden; }
.boot-code {
  font-family: var(--font-mono); font-size: clamp(1rem, 3vw, 1.4rem);
  letter-spacing: 0.2em; text-transform: uppercase;
}
.boot-code b { color: var(--signal); }

.wrap { width: min(100% - 2rem, 1280px); margin-inline: auto; }
.wrap-wide { width: min(100%, 1600px); margin-inline: auto; }

.mono {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--mute); font-weight: 500;
}
.mono.signal { color: var(--signal-deep); }

.display {
  font-family: var(--font-display); font-weight: 700; line-height: 0.95;
  letter-spacing: -0.03em; text-wrap: balance;
}
.display-xl { font-size: clamp(3.2rem, 9vw, 7rem); }
.display-lg { font-size: clamp(2.4rem, 5.5vw, 4.2rem); }
.display-md { font-size: clamp(1.8rem, 3.2vw, 2.8rem); }
.display-sm { font-size: clamp(1.35rem, 2vw, 1.85rem); }
.copy { font-size: 1.05rem; color: var(--mute); max-width: 38rem; font-weight: 300; }

.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.85rem 1.2rem; font-family: var(--font-mono); font-size: 0.72rem;
  font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.35s var(--snap), background 0.25s, color 0.25s, border-color 0.25s;
}
.btn:hover { transform: translateX(4px); }
.btn-fill { background: var(--signal); color: #fff; }
.btn-fill:hover { background: var(--signal-deep); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ghost { background: transparent; border-color: currentColor; }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }

/* Hero: image RIGHT, ledger LEFT — not full-bleed overlay */
.ledger-hero {
  display: grid; grid-template-columns: minmax(280px, 0.95fr) 1.15fr;
  min-height: calc(100vh - 62px); border-bottom: 1px solid var(--line);
}
.ledger-pane {
  padding: clamp(1.5rem, 4vw, 3.5rem);
  display: flex; flex-direction: column; justify-content: space-between;
  background: var(--panel); position: relative; overflow: hidden;
}
.ledger-pane::before {
  content: 'FS·01'; position: absolute; right: -0.2rem; top: 1rem;
  font-family: var(--font-display); font-weight: 800; font-size: clamp(4rem, 12vw, 9rem);
  color: rgba(16,24,32,0.05); line-height: 1; pointer-events: none;
}
.ledger-index {
  display: flex; gap: 1.5rem; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--mute); margin-bottom: 2rem;
}
.ledger-index span b { color: var(--signal-deep); font-weight: 600; }
.ledger-hero h1 { margin: 0.5rem 0 1.25rem; }
.ledger-hero h1 .word {
  display: inline-block; margin-right: 0.28em;
  opacity: 0; transform: translateY(1.1em) rotate(-2deg);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
html.js .ledger-hero.is-live h1 .word,
html:not(.js) .ledger-hero h1 .word { opacity: 1; transform: none; }
.ledger-hero h1 .word:nth-child(1) { transition-delay: 0.05s; }
.ledger-hero h1 .word:nth-child(2) { transition-delay: 0.14s; }
.ledger-hero h1 .word:nth-child(3) { transition-delay: 0.23s; }
.ledger-hero h1 .word:nth-child(4) { transition-delay: 0.32s; }
.ledger-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1.5rem; }
.ledger-foot {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  border-top: 1px solid var(--line); padding-top: 1.25rem; margin-top: 2rem;
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase;
}
.ledger-foot strong {
  display: block; font-family: var(--font-display); font-size: 1.8rem;
  letter-spacing: -0.02em; text-transform: none; color: var(--leaf); margin-bottom: 0.2rem;
}
.ledger-shot {
  position: relative; overflow: hidden; background: var(--forest);
  clip-path: polygon(8% 0, 100% 0, 100% 100%, 0 100%);
}
.ledger-shot img {
  width: 100%; height: 100%; object-fit: cover; min-height: 520px;
  transform: scale(1.15) translateX(4%);
  transition: transform 1.6s var(--ease), filter 1.2s;
  filter: saturate(0.85) contrast(1.05);
}
html.js .ledger-hero.is-live .ledger-shot img,
html:not(.js) .ledger-shot img { transform: scale(1) translateX(0); }
.ledger-shot figcaption {
  position: absolute; left: 1.25rem; bottom: 1.25rem;
  background: rgba(16,24,32,0.82); color: var(--paper);
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em;
  text-transform: uppercase; padding: 0.55rem 0.75rem;
}

/* Chapter band with sticky number */
.chapter {
  display: grid; grid-template-columns: 120px 1fr;
  border-bottom: 1px solid var(--line);
}
.chapter-num {
  position: sticky; top: 70px; align-self: start;
  padding: 2rem 0.75rem; font-family: var(--font-display); font-weight: 800;
  font-size: 2.5rem; color: var(--signal); writing-mode: vertical-rl; transform: rotate(180deg);
  text-align: center; height: fit-content;
}
.chapter-body { padding: clamp(2rem, 4vw, 3.5rem) clamp(1rem, 3vw, 2.5rem) clamp(2.5rem, 5vw, 4rem) 0; }

/* Index rows — expand bars */
.index-list { border-top: 1px solid var(--line); }
.index-row {
  display: grid; grid-template-columns: 4.5rem 1fr auto; gap: 1rem; align-items: start;
  padding: 1.15rem 0; border-bottom: 1px solid var(--line);
  cursor: default; transition: background 0.35s, padding 0.35s var(--ease);
}
.index-row:hover { background: rgba(47,107,79,0.06); padding-left: 0.75rem; }
.index-row .n {
  font-family: var(--font-mono); color: var(--signal-deep); font-weight: 600; padding-top: 0.35rem;
}
.index-row h3 {
  font-family: var(--font-display); font-size: clamp(1.35rem, 2.4vw, 1.9rem);
  font-weight: 700; margin-bottom: 0.35rem;
}
.index-row p { color: var(--mute); max-width: 40rem; font-size: 0.98rem; }
.index-row .tag {
  font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--leaf); white-space: nowrap; padding-top: 0.45rem;
}

/* Skew image ribbon */
.ribbon {
  position: relative; margin: 0; overflow: hidden;
  transform: skewY(-2.5deg); transform-origin: left;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.ribbon-inner {
  transform: skewY(2.5deg); display: grid;
  grid-template-columns: 1.1fr 0.9fr; min-height: 420px;
}
.ribbon-media { overflow: hidden; }
.ribbon-media img {
  width: 100%; height: 100%; object-fit: cover; min-height: 420px;
  transform: scale(1.08); transition: transform 1.2s var(--ease);
}
.ribbon.is-in .ribbon-media img { transform: scale(1); }
.ribbon-copy {
  background: var(--forest); color: var(--paper);
  padding: clamp(2rem, 4vw, 3.5rem); display: flex; flex-direction: column; justify-content: center;
}
.ribbon-copy .copy { color: rgba(244,246,242,0.72); }

/* Measure strip */
.measure {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
}
.measure > * {
  padding: 1.75rem 1.25rem; border-right: 1px solid var(--line);
  background: var(--panel);
}
.measure > *:last-child { border-right: 0; }
.measure .val {
  font-family: var(--font-display); font-weight: 800; font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--leaf); line-height: 1; margin: 0.35rem 0;
}
.measure .lbl { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--mute); }

/* Slide-in columns (not partner cards) */
.roster {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border: 1px solid var(--line);
}
.roster article {
  border-right: 1px solid var(--line); background: var(--panel);
  transform: translateY(40px); opacity: 0;
  transition: transform 0.8s var(--ease), opacity 0.8s;
}
.roster article:last-child { border-right: 0; }
.roster.is-in article { transform: none; opacity: 1; }
.roster article:nth-child(2) { transition-delay: 0.12s; }
.roster article:nth-child(3) { transition-delay: 0.24s; }
html:not(.js) .roster article { opacity: 1; transform: none; }
.roster img { width: 100%; height: 260px; object-fit: cover; filter: grayscale(1) contrast(1.05); transition: filter 0.5s; }
.roster article:hover img { filter: none; }
.roster .bio { padding: 1.15rem 1.2rem 1.4rem; }
.roster h3 { font-family: var(--font-display); font-size: 1.25rem; }
.roster .role { font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--signal-deep); margin: 0.3rem 0 0.55rem; }
.roster p { font-size: 0.92rem; color: var(--mute); }

/* Step ladder */
.ladder { position: relative; padding-left: 1.5rem; }
.ladder::before {
  content: ''; position: absolute; left: 0; top: 0.4rem; bottom: 0.4rem; width: 2px;
  background: var(--line);
}
.ladder-step {
  position: relative; padding: 0 0 2rem 1.25rem;
  opacity: 0; transform: translateX(-18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.ladder-step.is-in, html:not(.js) .ladder-step { opacity: 1; transform: none; }
.ladder-step::before {
  content: ''; position: absolute; left: -1.5rem; top: 0.45rem;
  width: 10px; height: 10px; background: var(--signal); border: 2px solid var(--paper);
  transform: translateX(-4px);
}
.ladder-step h3 { font-family: var(--font-display); font-size: 1.45rem; margin-bottom: 0.35rem; }

/* Quote wall — overlapping type, not cards */
.quote-wall { position: relative; padding: 2rem 0 3rem; }
.quote-wall blockquote {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.5rem, 3.5vw, 2.6rem); line-height: 1.15;
  max-width: 18ch; margin-bottom: 2.5rem;
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.7s, transform 0.7s var(--ease);
}
.quote-wall blockquote.is-in, html:not(.js) .quote-wall blockquote { opacity: 1; transform: none; }
.quote-wall blockquote:nth-child(even) { margin-left: auto; text-align: right; color: var(--leaf); }
.quote-wall cite {
  display: block; margin-top: 0.75rem;
  font-family: var(--font-mono); font-size: 0.68rem; font-style: normal;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--mute); font-weight: 500;
}

/* FAQ as terminal lines */
.term { border: 1px solid var(--line); background: var(--ink); color: var(--paper); }
.term-item { border-bottom: 1px solid rgba(232,236,230,0.12); }
.term-item:last-child { border-bottom: 0; }
.term-q {
  width: 100%; text-align: left; background: none; border: 0; color: inherit; cursor: pointer;
  padding: 1.1rem 1.2rem; display: flex; gap: 0.75rem; align-items: baseline;
  font-family: var(--font-mono); font-size: 0.9rem;
}
.term-q::before { content: '>'; color: var(--signal); font-weight: 700; }
.term-a { max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease); }
.term-a-inner {
  padding: 0 1.2rem 1.15rem 2.2rem; color: rgba(232,236,230,0.72);
  font-family: var(--font-body); font-size: 0.98rem;
}

/* Contact blueprint grid */
.blueprint {
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 0;
  border: 1px solid var(--line); background:
    linear-gradient(rgba(47,107,79,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47,107,79,0.06) 1px, transparent 1px);
  background-size: 28px 28px; background-color: var(--panel);
}
.blueprint-side {
  padding: 2rem; border-right: 1px solid var(--line); background: rgba(244,246,242,0.92);
}
.form-grid { display: grid; gap: 0.85rem; padding: 2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; }
label { display: grid; gap: 0.3rem; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }
input, textarea, select {
  width: 100%; padding: 0.8rem 0.85rem; border: 1px solid var(--line);
  background: #fff; color: var(--ink); font-family: var(--font-body);
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--signal); outline-offset: 1px; }
.form-note { font-size: 0.88rem; color: var(--mute); }
.form-success { display: none; padding: 0.85rem; background: var(--leaf); color: #fff; }
.form-success.is-show { display: block; }

/* Page mast */
.mast {
  display: grid; grid-template-columns: 1fr 1.2fr; min-height: 42vh;
  border-bottom: 1px solid var(--line);
}
.mast-copy {
  padding: clamp(2rem, 4vw, 3.5rem); background: var(--ink); color: var(--paper);
  display: flex; flex-direction: column; justify-content: flex-end;
}
.mast-copy .copy { color: rgba(232,236,230,0.7); }
.mast-media { overflow: hidden; }
.mast-media img {
  width: 100%; height: 100%; object-fit: cover; min-height: 280px;
  filter: grayscale(0.3) contrast(1.05);
}

.pad { padding: clamp(2rem, 4vw, 3.5rem) 0; }
.legal { max-width: 720px; padding: 2rem clamp(1rem, 3vw, 2rem) 4rem; }
.legal h2 { font-family: var(--font-display); font-size: 1.35rem; margin: 1.75rem 0 0.6rem; }
.legal p, .legal li { margin-bottom: 0.7rem; color: var(--mute); }
.legal ul { padding-left: 1.1rem; list-style: disc; }

.site-foot {
  background: var(--ink); color: rgba(232,236,230,0.7);
  padding: 2.5rem clamp(1rem, 3vw, 2.5rem); margin-top: 0;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem;
  border-top: 4px solid var(--signal);
}
.site-foot h4 {
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--signal); margin-bottom: 0.85rem;
}
.site-foot a { display: block; padding: 0.2rem 0; font-size: 0.92rem; }
.site-foot a:hover { color: #fff; }
.site-foot .brand-line {
  font-family: var(--font-display); font-weight: 700; font-size: 1.35rem; color: #fff; margin-bottom: 0.5rem;
}
.foot-legal {
  grid-column: 1 / -1; border-top: 1px solid rgba(232,236,230,0.12);
  padding-top: 1rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.75rem;
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase;
}

.cta-slab {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; align-items: stretch;
}

/* Scrub / wipe for images */
.wipe {
  clip-path: inset(0 100% 0 0); transition: clip-path 1s var(--ease);
}
.wipe.is-in, html:not(.js) .wipe { clip-path: inset(0 0 0 0); }

.fade-up {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.fade-up.is-in, html:not(.js) .fade-up { opacity: 1; transform: none; }

/* Section progress ticks */
.ticks {
  position: fixed; right: 1rem; top: 50%; transform: translateY(-50%);
  z-index: 1800; display: flex; flex-direction: column; gap: 0.45rem;
}
.ticks button {
  width: 8px; height: 8px; border-radius: 0; border: 1px solid var(--ink);
  background: transparent; padding: 0; cursor: pointer;
}
.ticks button.is-on { background: var(--signal); border-color: var(--signal); }

@media (max-width: 980px) {
  body { padding-left: 0; padding-top: 56px; }
  .rail {
    right: 0; left: 0; bottom: auto; width: 100%; height: 56px;
    flex-direction: row; padding: 0 0.75rem; justify-content: space-between;
  }
  .rail-brand { writing-mode: horizontal-tb; transform: none; display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; }
  .rail-brand img { margin: 0; width: 28px; height: 28px; }
  .rail-nav {
    display: none; position: absolute; top: 56px; left: 0; right: 0;
    background: var(--ink); padding: 0.75rem; flex-direction: row; flex-wrap: wrap; justify-content: flex-start;
  }
  .rail-nav.is-open { display: flex; }
  .rail-toggle { display: block; }
  .topbar { display: none; }
  .ledger-hero, .ribbon-inner, .measure, .roster, .blueprint, .mast, .chapter, .site-foot, .cta-slab {
    grid-template-columns: 1fr;
  }
  .ledger-shot { clip-path: none; min-height: 320px; }
  .chapter-num { writing-mode: horizontal-tb; transform: none; position: static; padding: 1.25rem 1rem 0; }
  .chapter-body { padding: 1rem 1rem 2.5rem; }
  .index-row { grid-template-columns: 3rem 1fr; }
  .index-row .tag { grid-column: 2; }
  .measure > * { border-right: 0; border-bottom: 1px solid var(--line); }
  .roster article { border-right: 0; border-bottom: 1px solid var(--line); }
  .blueprint-side { border-right: 0; border-bottom: 1px solid var(--line); }
  .form-row { grid-template-columns: 1fr; }
  .ticks { display: none; }
  .ribbon { transform: none; }
  .ribbon-inner { transform: none; }
}