/* ============================================================
   HLF MSR LLC — Editorial / Print-Inspired Design System
   Fourth distinct visual language: warm terracotta-brown ink,
   cream paper, mustard accent, book-style typography.
   ============================================================ */

:root {
  --paper: #f7f2e9;
  --paper-deep: #efe7d6;
  --ink: #2b1a10;
  --brown: #3b2416;
  --rust: #a8441f;
  --mustard: #b8860b;
  --rule: #d6c9ae;
  --rule-dark: #8f7a5c;
  --white: #ffffff;
  --cream-ink: #fdf9f1;
  --serif: "Libre Baskerville", "Georgia", serif;
  --sans: "Work Sans", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(#e5dcc4 0.6px, transparent 0.6px);
  background-size: 22px 22px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--brown);
  line-height: 1.25;
}

h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.25rem; }

p { margin-bottom: 1.15em; }

a { color: var(--rust); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--brown); }

em { font-style: italic; }

strong { color: var(--brown); }

/* ---------- Layout primitives ---------- */
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 28px; }

.section { padding: 88px 0; }
.section.tight { padding: 56px 0; }

.rule-top { border-top: 1px solid var(--rule); }
.rule-double { border-top: 4px double var(--brown); }

/* Chapter heading: roman numeral + title, book style */
.chapter-head { margin-bottom: 44px; }
.chapter-head .numeral {
  display: block;
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--rust);
  margin-bottom: 10px;
}
.chapter-head h2 { margin-bottom: 14px; }
.chapter-head .lede {
  font-size: 1.08rem;
  color: var(--brown);
  max-width: 62ch;
}

/* Drop cap paragraph */
.dropcap::first-letter {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 3.4em;
  float: left;
  line-height: 0.85;
  padding: 6px 12px 0 0;
  color: var(--rust);
}

/* Two-column ruled layout — vertical rule between columns */
.ruled-cols {
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  gap: 40px;
}
.ruled-cols .col-rule { background: var(--rule); width: 1px; }

.three-cols {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr;
  gap: 32px;
}
.three-cols .col-rule { background: var(--rule); width: 1px; }

/* Margin-note style sidebar text */
.margin-note {
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--brown);
  border-left: 3px solid var(--mustard);
  padding-left: 16px;
  font-style: italic;
}

/* ---------- Header / Nav ---------- */
.masthead {
  background: var(--brown);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 3px solid var(--rust);
}
.masthead-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  max-width: 1160px;
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
  text-decoration: none;
}
.brand .brand-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--white);
  letter-spacing: 0.02em;
}
.brand .brand-sub {
  font-family: var(--sans);
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--mustard);
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--rule-dark);
  color: var(--white);
  font-family: var(--sans);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 10px 16px;
  cursor: pointer;
}
.nav-toggle .bar { display: block; width: 22px; height: 2px; background: var(--white); margin: 5px 0; }
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 6px;
  align-items: center;
}
.main-nav a {
  color: var(--cream-ink);
  text-decoration: none;
  font-size: 0.86rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 10px 14px;
  border-bottom: 2px solid transparent;
}
.main-nav a:hover { color: var(--white); border-bottom-color: var(--mustard); }
.main-nav a[aria-current="page"] { color: var(--mustard); border-bottom-color: var(--mustard); }

/* ---------- Hero ---------- */
.hero {
  background: var(--paper);
  padding: 96px 0 72px;
  border-bottom: 1px solid var(--rule);
  position: relative;
}
.hero .kicker {
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--rust);
  display: block;
  margin-bottom: 22px;
}
.hero h1 { max-width: 20ch; }
.hero .hero-lede {
  font-size: 1.16rem;
  max-width: 58ch;
  margin-top: 26px;
  color: var(--brown);
}
.hero .hero-rule {
  width: 120px; height: 4px; background: var(--mustard);
  margin: 34px 0 30px;
}
.hero .hero-meta {
  display: flex; gap: 36px; flex-wrap: wrap;
  font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--brown);
}
.hero .hero-meta span { border-top: 1px solid var(--rule-dark); padding-top: 8px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 15px 30px;
  border: 2px solid var(--brown);
  color: var(--brown);
  background: transparent;
  transition: background 0.2s, color 0.2s;
  cursor: pointer;
}
.btn:hover { background: var(--brown); color: var(--paper); }
.btn.solid { background: var(--rust); border-color: var(--rust); color: var(--white); }
.btn.solid:hover { background: var(--brown); border-color: var(--brown); color: var(--white); }
.btn.light { border-color: var(--cream-ink); color: var(--cream-ink); }
.btn.light:hover { background: var(--cream-ink); color: var(--brown); }

/* ---------- Counters ---------- */
.counters { background: var(--brown); color: var(--white); }
.counters .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.counter-cell {
  padding: 64px 28px;
  text-align: center;
  border-left: 1px solid #5c3d28;
}
.counter-cell:first-child { border-left: none; }
.counter-cell .num {
  font-family: var(--serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--mustard);
  display: block;
  line-height: 1;
  margin-bottom: 14px;
}
.counter-cell .lbl {
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cream-ink);
}

/* ---------- TOC-style numbered list ---------- */
.toc-list { list-style: none; counter-reset: toc; }
.toc-list li {
  counter-increment: toc;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--rule);
}
.toc-list li::before {
  content: counter(toc, upper-roman) ".";
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--rust);
}
.toc-list h3 { margin-bottom: 6px; }
.toc-list p { margin-bottom: 0; color: var(--ink); }

/* ---------- Service / card blocks ---------- */
.entry-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); }
.entry {
  padding: 44px 40px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}
.entry .entry-no {
  font-family: var(--serif);
  font-size: 0.82rem;
  letter-spacing: 0.3em;
  color: var(--mustard);
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}
.entry h3 { margin-bottom: 12px; }
.entry p { color: var(--ink); margin-bottom: 0; }
.entry ul { margin: 12px 0 0 20px; color: var(--ink); }
.entry li { margin-bottom: 6px; }

/* ---------- Industries table ---------- */
.ind-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 40px;
  padding: 40px 0;
  border-bottom: 1px solid var(--rule);
}
.ind-row .ind-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--brown);
}
.ind-row .ind-tag {
  display: block;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--rust);
  margin-top: 8px;
}

/* ---------- Methodology ---------- */
.method-step {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 28px;
  padding: 34px 0;
  border-bottom: 1px solid var(--rule);
}
.method-step .step-numeral {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--rust);
  line-height: 1;
}
.method-step h3 { margin-bottom: 8px; }
.method-step p { margin-bottom: 0; }

/* ---------- Pull quote ---------- */
.pullquote {
  border-top: 4px double var(--brown);
  border-bottom: 1px solid var(--rule);
  padding: 44px 0;
  margin: 56px 0;
}
.pullquote blockquote {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--brown);
  line-height: 1.55;
  max-width: 40ch;
}
.pullquote .attrib {
  margin-top: 16px;
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--rust);
}

/* ---------- CTA band ---------- */
.cta-band { background: var(--rust); color: var(--white); text-align: center; padding: 84px 0; }
.cta-band h2 { color: var(--white); max-width: 24ch; margin: 0 auto 18px; }
.cta-band p { color: var(--cream-ink); max-width: 60ch; margin: 0 auto 32px; }

/* ---------- Contact cards ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--rule); }
.contact-card {
  padding: 40px 32px;
  border-right: 1px solid var(--rule);
  background: var(--paper-deep);
}
.contact-card:last-child { border-right: none; }
.contact-card .cc-label {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--rust);
  display: block;
  margin-bottom: 12px;
}
.contact-card .cc-value {
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--brown);
  line-height: 1.6;
}
.contact-card a { color: var(--brown); }

/* ---------- Forms ---------- */
.form-block {
  border: 1px solid var(--rule);
  background: var(--paper-deep);
  padding: 52px;
}
.form-block h2 { margin-bottom: 8px; }
.form-block .form-note { font-size: 0.9rem; color: var(--brown); margin-bottom: 30px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.field { margin-bottom: 24px; }
.field label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brown);
  margin-bottom: 8px;
}
.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule-dark);
  padding: 13px 15px;
  border-radius: 0;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--mustard);
  outline-offset: 1px;
  border-color: var(--brown);
}
.field .err {
  display: none;
  color: var(--rust);
  font-size: 0.82rem;
  margin-top: 6px;
}
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: var(--rust); }
.field.invalid .err { display: block; }
.form-status {
  display: none;
  margin-top: 20px;
  padding: 14px 18px;
  border: 1px solid var(--mustard);
  background: var(--paper);
  color: var(--brown);
  font-size: 0.95rem;
}
.form-status.show { display: block; }

/* ---------- Legal pages ---------- */
.legal h3 { margin: 40px 0 14px; }
.legal p, .legal li { font-size: 1rem; line-height: 1.8; }
.legal ul, .legal ol { margin: 0 0 1.2em 24px; }
.legal li { margin-bottom: 8px; }
.legal-section-no {
  display: inline-block;
  font-family: var(--serif);
  color: var(--rust);
  margin-right: 8px;
}

/* ---------- Footer (colophon style) ---------- */
.colophon {
  background: var(--brown);
  color: var(--cream-ink);
  padding: 72px 0 0;
  border-top: 3px solid var(--rust);
}
.colophon-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 52px;
}
.colophon h4 {
  color: var(--mustard);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.colophon .co-name {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 14px;
}
.colophon p, .colophon li { font-size: 0.92rem; color: var(--cream-ink); line-height: 1.8; }
.colophon ul { list-style: none; }
.colophon a { color: var(--cream-ink); }
.colophon a:hover { color: var(--mustard); }
.colophon-bottom {
  border-top: 1px solid #5c3d28;
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--cream-ink);
}

/* ---------- Animations ---------- */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .ruled-cols { grid-template-columns: 1fr; }
  .ruled-cols .col-rule { display: none; }
  .three-cols { grid-template-columns: 1fr; }
  .three-cols .col-rule { display: none; }
  .entry-grid { grid-template-columns: 1fr; }
  .counters .wrap { grid-template-columns: 1fr 1fr; }
  .counter-cell { border-left: none; border-top: 1px solid #5c3d28; padding: 44px 20px; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-card { border-right: none; border-bottom: 1px solid var(--rule); }
  .ind-row { grid-template-columns: 1fr; gap: 12px; }
  .colophon-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .form-block { padding: 36px 26px; }

  .nav-toggle { display: block; }
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--brown);
    border-bottom: 3px solid var(--rust);
    display: none;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 12px 0; }
  .main-nav a { display: block; padding: 14px 28px; border-bottom: 1px solid #5c3d28; }
  .main-nav a[aria-current="page"] { color: var(--mustard); }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .section { padding: 60px 0; }
  .hero { padding: 64px 0 52px; }
  .colophon-grid { grid-template-columns: 1fr; }
  .counters .wrap { grid-template-columns: 1fr; }
}