/* =========================================================================
   MapleSage — editorial design system
   Rebuilt from design_handoff_homepage_elevate 2 (Playfair Display / Inter,
   terracotta accent, flat + squared, hard section-to-section colour cuts).
   ========================================================================= */

:root {
  --ink:        #14110F;
  --paper:      #F7F4EF;
  --accent:     #B8451F;
  --accent-dk:  #96380F;
  --muted:      #4A453E;
  --on-ink:     rgba(247, 244, 239, 0.75);
  --hair-ink:   rgba(20, 17, 15, 0.12);
  --hair-paper: rgba(247, 244, 239, 0.28);

  --serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --wrap:    1400px;
  --wrap-nar: 1200px;
  --gutter:  40px;
  --nav-h:   72px;
}

/* ---------- reset ---------- */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--accent); color: var(--paper); }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0 0 1.1em; }

/* ---------- layout primitives ---------- */
.wrap  { max-width: var(--wrap);     margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.wrap--narrow { max-width: var(--wrap-nar); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.section { padding: clamp(72px, 12vw, 140px) 0; }
.section--ink    { background: var(--ink);   color: var(--paper); }
.section--ink h1, .section--ink h2, .section--ink h3 { color: var(--paper); }
.section--paper  { background: var(--paper); color: var(--ink); }
.section--accent { background: var(--accent); color: var(--paper); }
.section--accent h1, .section--accent h2 { color: var(--paper); }

.kicker {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.16em;
  font-weight: 600; color: var(--accent); margin: 0 0 16px;
}
.kicker--muted { color: var(--muted); }
.section--ink .kicker--muted { color: var(--on-ink); }

/* ---------- buttons / links ---------- */
.btn {
  display: inline-block; background: var(--ink); color: var(--paper);
  padding: 17px 33px; font-weight: 600; font-size: 14px;
  text-transform: uppercase; letter-spacing: 0.08em; border: 1px solid var(--ink);
  cursor: pointer; transition: background .15s, color .15s, border-color .15s;
}
.btn:hover { background: #3a332c; border-color: #3a332c; }
.btn--accent { background: var(--accent); border-color: var(--accent); }
.btn--accent:hover { background: var(--accent-dk); border-color: var(--accent-dk); }
.btn--outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--outline:hover { background: var(--ink); color: var(--paper); }
.section--ink .btn--outline,
.section--accent .btn--outline { color: var(--paper); border-color: var(--paper); }
.section--ink .btn--outline:hover { background: var(--paper); color: var(--ink); }

.link-arrow {
  display: inline-block; font-weight: 600; font-size: 15px;
  border-bottom: 2px solid var(--accent); padding-bottom: 3px;
  transition: color .15s;
}
.link-arrow:hover { color: var(--accent); }

/* ---------- site nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 1000;
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px var(--gutter); background: var(--paper);
  border-bottom: 1px solid var(--hair-ink);
}
.nav__logo { font-family: var(--serif); font-weight: 700; font-size: 20px; letter-spacing: -0.01em; }
.nav__links { display: flex; gap: 32px; align-items: center; }
.nav__links a {
  font-size: 12px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.12em;
  transition: color .15s, opacity .15s;
}
.nav__links a:hover { color: var(--accent); }
.nav__links a[aria-current="page"] { color: var(--accent); font-weight: 600; }
.nav__toggle { display: none; background: none; border: 0; cursor: pointer;
  width: 40px; height: 40px; padding: 0; position: relative; }
.nav__toggle span, .nav__toggle span::before, .nav__toggle span::after {
  content: ""; position: absolute; left: 9px; width: 22px; height: 2px;
  background: currentColor; transition: transform .2s, opacity .2s;
}
.nav__toggle span { top: 19px; }
.nav__toggle span::before { top: -7px; }
.nav__toggle span::after { top: 7px; }
.nav--open .nav__toggle span { background: transparent; }
.nav--open .nav__toggle span::before { transform: translateY(7px) rotate(45deg); }
.nav--open .nav__toggle span::after { transform: translateY(-7px) rotate(-45deg); }

/* transparent overlay variant for the homepage hero */
.nav--overlay {
  position: fixed; left: 0; width: 100%; background: transparent;
  border-bottom: 0; color: var(--paper); mix-blend-mode: difference;
}

@media (max-width: 820px) {
  .nav__toggle { display: block; }
  .nav__links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0; background: var(--ink); color: var(--paper);
    padding: 8px 0; display: none;
  }
  .nav--open .nav__links { display: flex; }
  .nav__links a { padding: 14px var(--gutter); width: 100%; color: var(--paper); }
  /* solid nav on mobile so the logo + hamburger stay legible */
  .nav--overlay {
    mix-blend-mode: normal; background: var(--paper); color: var(--ink);
    border-bottom: 1px solid var(--hair-ink);
  }
}
@media (max-width: 600px) {
  :root { --gutter: 22px; }
  .section { padding: 64px 0; }
  .article, .article-body { padding-left: 22px; padding-right: 22px; }
  .feature { gap: 32px; }
  .stat { font-size: 2.8rem; }
}

/* ---------- footer ---------- */
.footer {
  background: var(--ink); color: rgba(247,244,239,0.7);
  padding: 34px var(--gutter); text-align: center; font-size: 12px;
}
.footer a { text-decoration: underline; }

/* ---------- homepage: hero ---------- */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: flex-end;
  overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; }
.hero__bg img, .hero__bg video { width: 100%; height: 100%; object-fit: cover; }
.hero__scrim {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(0deg, rgba(20,17,15,.78) 0%, rgba(20,17,15,.15) 55%, rgba(20,17,15,.4) 100%);
}
.hero__inner { position: relative; z-index: 2; width: 100%; padding-top: 100px; padding-bottom: 80px; }
.hero__eyebrow { font-size: 12px; text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--paper); opacity: .75; margin-bottom: 18px; }
.hero h1 {
  color: var(--paper); margin: 0 0 22px; max-width: 24ch;
  font-size: clamp(2rem, 4.4vw, 3.8rem); line-height: 1.06; letter-spacing: -0.015em;
  overflow-wrap: break-word;
}
.hero__actions { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.hero__actions .link-arrow { color: var(--paper); border-color: rgba(247,244,239,.5); }
.hero__actions .link-arrow:hover { border-color: var(--paper); color: var(--paper); }

/* ---------- strips ---------- */
.strip { padding: 18px var(--gutter); text-align: center; }
.strip--ink { background: var(--ink); color: var(--paper); }
.strip--tags { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.strip--tags span {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em;
  border: 1px solid var(--hair-paper); padding: 7px 16px;
}
.strip--label span { font-size: 12px; text-transform: uppercase; letter-spacing: 0.14em; opacity: .8; }
.proof-strip {
  background: var(--paper); border-bottom: 1px solid var(--hair-ink);
  padding: 28px var(--gutter);
  display: flex; justify-content: center; align-items: center; gap: 40px; flex-wrap: wrap;
}
.proof-strip span.txt { font-size: 13px; color: var(--muted); }
.proof-strip span.div { width: 1px; height: 14px; background: rgba(20,17,15,0.2); }

/* ---------- feature (two-column case study / featured story) ---------- */
.feature { display: flex; flex-wrap: wrap; gap: 56px; align-items: center; }
.feature__media { position: relative; flex: 1 1 480px; min-width: 320px;
  height: clamp(360px, 46vw, 640px); }
.feature__media img { width: 100%; height: 100%; object-fit: cover; }
.feature__body { flex: 1 1 420px; min-width: 320px; }
.feature__body h2, .feature__body h3 {
  font-size: clamp(2rem, 3.6vw, 3.4rem); line-height: 1.05; margin: 0 0 22px;
}
.feature--mirror { flex-direction: row-reverse; }
.pull-quote {
  font-family: var(--serif); font-style: italic; font-size: 22px; line-height: 1.4;
  color: var(--muted); margin: 0 0 30px; max-width: 34ch;
}
.stat {
  font-family: var(--serif); font-weight: 700; color: var(--accent);
  font-size: clamp(3rem, 5vw, 4.4rem); line-height: 0.9; margin-bottom: 28px;
}
.stat small {
  font-family: var(--sans); font-weight: 500; color: var(--ink);
  font-size: 0.30em; letter-spacing: 0.02em; display: block; margin-top: 10px;
}
.badge {
  position: absolute; top: 16px; left: 16px; background: var(--ink); color: var(--paper);
  font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; padding: 6px 12px;
}

/* ---------- capability / columns ---------- */
.cols { display: flex; flex-wrap: wrap; gap: 56px; }
.cols > div { flex: 1 1 260px; min-width: 220px; }
.cols h3 { font-size: 26px; margin: 0 0 16px; }
.section--ink .cols p { color: var(--on-ink); }
.cols a { font-size: 14px; font-weight: 500; border-bottom: 1px solid var(--accent); padding-bottom: 2px; }
.cols a:hover { color: var(--accent); }
.section--ink .cols a { color: var(--paper); }

/* ---------- pull-quote section ---------- */
.pov { text-align: center; }
.pov blockquote {
  font-family: var(--serif); font-style: italic; font-weight: 500;
  font-size: clamp(1.9rem, 4.4vw, 3.4rem); line-height: 1.16;
  max-width: 1000px; margin: 0 auto 30px;
}
.pov cite { font-size: 13px; font-style: normal; text-transform: uppercase; letter-spacing: 0.12em; opacity: .85; }

/* ---------- AI system strip ---------- */
.pills-row { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }
.pills-row a {
  font-size: 13px; padding: 9px 18px; border: 1px solid var(--hair-paper); color: var(--paper);
  transition: background .15s;
}
.pills-row a:hover { background: rgba(247,244,239,0.08); }
.pills-row--ink a { color: var(--ink); border-color: var(--hair-ink); }
.pills-row--ink a:hover { background: rgba(20,17,15,0.05); }

.link-arrow--rev { color: var(--paper); }
.link-arrow--rev:hover { color: var(--accent); }

/* ---------- section headers ---------- */
.sec-head {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 16px; flex-wrap: wrap; margin-bottom: 56px;
}
.sec-head h2 { font-size: clamp(2rem, 3.6vw, 3rem); margin: 0; }

/* ---------- insights rail (homepage) ---------- */
.rail { display: flex; flex-wrap: wrap; gap: 44px; }
.rail__item { flex: 1 1 300px; min-width: 260px; border-top: 1px solid var(--hair-ink); padding-top: 24px; }
.rail__item h3 { font-size: 22px; line-height: 1.25; margin: 0 0 16px; }
.rail__item .meta { font-size: 13px; color: var(--muted); }

/* =========================================================================
   Blog listing
   ========================================================================= */
.masthead {
  padding: 64px var(--gutter) 40px; max-width: var(--wrap); margin: 0 auto;
  border-bottom: 1px solid var(--hair-ink);
}
.masthead h1 {
  font-size: clamp(2.4rem, 5vw, 4.2rem); line-height: 0.98; margin: 6px 0 20px; max-width: 20ch;
}
.filter-pills { display: flex; gap: 20px 24px; flex-wrap: wrap; }
.filter-pills button {
  background: none; border: 0; cursor: pointer; font-family: var(--sans);
  font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink); padding: 0 0 6px; border-bottom: 2px solid transparent;
}
.filter-pills button:hover { color: var(--accent); }
.filter-pills button[aria-pressed="true"] { color: var(--accent); border-bottom-color: var(--accent); }

.blog-featured { max-width: var(--wrap); margin: 0 auto; padding: 64px var(--gutter); }
.blog-featured > a.feature__media { position: relative; width: 100%; height: clamp(300px, 42vw, 560px); }
.blog-featured > a.feature__media img { width: 100%; height: 100%; object-fit: cover; }
.blog-featured h2 a:hover { color: var(--accent); }

.card-grid {
  max-width: var(--wrap); margin: 0 auto; padding: 72px var(--gutter);
  display: flex; flex-wrap: wrap; gap: 48px;
}
.card {
  flex: 1 1 380px; min-width: 300px; max-width: 440px; color: var(--ink);
  transition: opacity .15s;
}
.card:hover { opacity: 0.85; }
.card__img { position: relative; height: 280px; margin-bottom: 20px; background: var(--ink); }
.card__img img { width: 100%; height: 100%; object-fit: cover; }
.card .kicker { font-size: 11px; margin-bottom: 12px; }
.card h3 { font-size: 24px; line-height: 1.2; margin: 0 0 12px; }
.card .meta { font-size: 14px; color: var(--muted); margin: 0; }

.load-more-wrap { text-align: center; padding: 0 var(--gutter) 100px; }

/* newsletter band */
.newsletter { text-align: center; }
.newsletter h2 {
  font-size: clamp(1.9rem, 4vw, 3rem); margin: 0 auto 32px; line-height: 1.12; max-width: 26ch;
}
.newsletter form { display: flex; justify-content: center; gap: 0; max-width: 460px; margin: 0 auto; flex-wrap: wrap; }
.newsletter input {
  flex: 1 1 260px; background: transparent; border: 1px solid rgba(247,244,239,0.5);
  color: var(--paper); padding: 16px 20px; font-size: 14px; font-family: var(--sans);
}
.newsletter input::placeholder { color: rgba(247,244,239,0.6); }
.newsletter button {
  background: var(--ink); color: var(--paper); border: 0; padding: 16px 28px;
  font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; cursor: pointer;
}
.newsletter button:hover { background: #3a332c; }

/* =========================================================================
   Blog post (article)
   ========================================================================= */
.article { max-width: 760px; margin: 0 auto; padding: 56px var(--gutter) 0; }
.article__kicker { font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent); font-weight: 600; margin-bottom: 18px; }
.article h1 { font-size: clamp(2.1rem, 4.4vw, 3.4rem); line-height: 1.06; margin: 0 0 20px; }
.article__dek { font-size: 20px; line-height: 1.5; color: var(--muted); margin: 0 0 28px; }
.article__byline { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.article__byline img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.article__hero { max-width: var(--wrap); margin: 44px auto 0; padding: 0 var(--gutter); }
.article__hero img { width: 100%; max-height: 620px; object-fit: cover; }

.article-body { max-width: 720px; margin: 0 auto; padding: 56px var(--gutter) 80px; font-size: 17px; line-height: 1.75; }
.article-body > *:first-child { margin-top: 0; }
.article-body h2 { font-size: 1.9rem; line-height: 1.2; margin: 2em 0 0.6em; }
.article-body h3 { font-size: 1.4rem; line-height: 1.25; margin: 1.8em 0 0.5em; }
.article-body h4 { font-family: var(--sans); font-weight: 700; font-size: 1.08rem; margin: 1.8em 0 0.5em; }
.article-body h5, .article-body h6 { font-family: var(--sans); font-weight: 600; font-size: 1rem; margin: 1.6em 0 0.4em; }
.article-body a { color: var(--accent); border-bottom: 1px solid rgba(184,69,31,0.4); }
.article-body a:hover { border-bottom-color: var(--accent); }
.article-body img { margin: 2em auto; }
.article-body figure { margin: 2em 0; }
.article-body figcaption { font-size: 13px; color: var(--muted); text-align: center; margin-top: 8px; }
.article-body ul, .article-body ol { padding-left: 1.4em; margin: 0 0 1.2em; }
.article-body li { margin: 0.4em 0; }
.article-body blockquote {
  margin: 1.6em 0; padding: 4px 0 4px 24px; border-left: 3px solid var(--accent);
  font-family: var(--serif); font-style: italic; font-size: 1.3rem; line-height: 1.45; color: var(--muted);
}
.article-body table { width: 100%; border-collapse: collapse; margin: 1.6em 0; font-size: 15px; }
.article-body th, .article-body td { border: 1px solid var(--hair-ink); padding: 10px 12px; text-align: left; }
.article-body th { background: rgba(20,17,15,0.04); font-family: var(--sans); }
.article-body pre { overflow-x: auto; background: var(--ink); color: var(--paper); padding: 18px; font-size: 14px; }
.article-body hr { border: 0; border-top: 1px solid var(--hair-ink); margin: 2.4em 0; }
.article-body iframe { max-width: 100%; margin: 2em 0; }

.article-more { max-width: var(--wrap-nar); margin: 0 auto; padding: 0 var(--gutter) 40px; }

/* utility */
.credit { font-size: 10px; color: var(--muted); opacity: 0.7; margin-top: 6px; }
.section--ink .credit, .hero .credit { color: rgba(247,244,239,0.5); }
[hidden] { display: none !important; }