/* =====================================================================
   Mantis Business Solutions, LLC — site stylesheet
   Based on Mockup B (Modern Industrial). Shared across all pages.
   ===================================================================== */

:root {
  --green:      #338A28;
  --green-dark: #1f5518;
  --green-soft: #e8f1e4;
  --paper:      #f7f6f2;
  --panel:      #ffffff;
  --ink:        #14181a;
  --mute:       #5e6562;
  --rule:       #e1ddd3;
  --accent:     #b87333;  /* copper — single accent, used sparingly */
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 17px; line-height: 1.6;
  color: var(--ink); background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  margin: 0; font-weight: 700; letter-spacing: -0.02em; line-height: 1.1;
}
h1 em, h2 em, h3 em {
  font-family: 'Source Serif 4', Georgia, serif;
  font-style: italic; font-weight: 500;
}

a { color: var(--green); text-decoration: none; }
a:hover { color: var(--accent); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
.container-narrow { max-width: 860px; margin: 0 auto; padding: 0 40px; }

/* ---------- NAV ---------- */
.nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 40px;
  background: var(--paper);
  position: sticky; top: 0; z-index: 20;
  border-bottom: 1px solid var(--rule);
}
.nav img.logo { height: 50px; display: block; }
.nav a.logo-link { display: inline-block; }
.nav-links { display: flex; gap: 36px; font-size: 14px; font-weight: 500; align-items: center; }
.nav-links a {
  color: var(--ink); position: relative; padding: 6px 0;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--green);
  transform: scaleX(0); transform-origin: left; transition: transform 0.2s;
}
.nav-links a:hover { color: var(--green); }
.nav-links a:hover::after,
.nav-links a.is-active::after { transform: scaleX(1); }
.nav-links a.is-active { color: var(--green); }

/* Services dropdown (pure-CSS, accessible on focus-within) */
.has-dropdown { position: relative; }
.has-dropdown .dropdown {
  position: absolute; top: calc(100% + 12px); left: -16px;
  background: #fff; border: 1px solid var(--rule); border-radius: 12px;
  padding: 10px; min-width: 260px; box-shadow: 0 12px 30px -12px rgba(20,24,26,0.18);
  opacity: 0; pointer-events: none; transform: translateY(-4px);
  transition: opacity 0.15s, transform 0.15s;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1; pointer-events: auto; transform: translateY(0);
}
.dropdown a {
  display: block; padding: 10px 14px; border-radius: 8px;
  font-size: 14px; color: var(--ink); line-height: 1.35;
}
.dropdown a::after { display: none; }
.dropdown a:hover { background: var(--green-soft); color: var(--green-dark); }
.dropdown a small { display: block; color: var(--mute); font-weight: 400; margin-top: 2px; font-size: 12px; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-block; padding: 16px 28px; font-size: 15px; font-weight: 600;
  border-radius: 8px; transition: all 0.15s; border: 1.5px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--green); color: #fff; border-color: var(--green); }
.btn-primary:hover { background: var(--green-dark); border-color: var(--green-dark); color: #fff; transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); margin-left: 10px; }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }

/* ---------- TAGS / EYEBROWS ---------- */
.tag-pill {
  display: inline-block; padding: 6px 14px; background: var(--green-soft); color: var(--green-dark);
  font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; border-radius: 999px;
}
.eyebrow {
  display: block; font-size: 12px; color: var(--green); font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 14px;
}

/* ---------- HERO (home) ---------- */
.hero { padding: 130px 0 90px; position: relative; }
.hero h1 { font-size: clamp(44px, 7vw, 92px); font-weight: 800; max-width: 16ch; margin-bottom: 28px; }
.hero h1 em { color: var(--green); }
.hero-sub { font-size: 21px; color: var(--mute); max-width: 62ch; margin: 28px 0 44px; line-height: 1.5; }

/* ---------- PAGE HEADER (interior pages) ---------- */
.page-header { padding: 90px 0 60px; border-bottom: 1px solid var(--rule); background: var(--paper); }
.page-header .eyebrow { margin-bottom: 18px; }
.page-header h1 {
  font-size: clamp(40px, 5.5vw, 64px); font-weight: 800; max-width: 22ch; margin-bottom: 24px;
}
.page-header .lede {
  font-size: 20px; color: var(--mute); max-width: 62ch; line-height: 1.55;
}

/* ---------- PILLARS (home services block) ---------- */
.pillars { padding: 100px 0; }
.pillars .intro { max-width: 60ch; margin-bottom: 56px; }
.pillars .intro h2 { font-size: 44px; margin-bottom: 18px; max-width: 18ch; }
.pillars .intro p { color: var(--mute); font-size: 18px; }
.pillar-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.pillar {
  background: #fff; padding: 48px 40px; border-radius: 16px;
  border: 1px solid var(--rule); position: relative; overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
  display: flex; flex-direction: column;
}
.pillar:hover { border-color: var(--green); transform: translateY(-2px); }
.pillar .number {
  font-family: 'Source Serif 4', Georgia, serif; font-style: italic;
  position: absolute; right: 30px; top: 30px; font-size: 42px; color: var(--green-soft); font-weight: 500;
}
.pillar h3 { font-size: 26px; margin-bottom: 14px; max-width: 15ch; }
.pillar .tag { font-size: 12px; color: var(--green); font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 18px; display: block; }
.pillar p { color: var(--ink); margin: 0 0 20px; line-height: 1.6; }
.pillar .credit { font-size: 14px; color: var(--mute); padding-top: 18px; border-top: 1px solid var(--rule); margin-top: auto; }
.pillar .credit strong { color: var(--ink); font-weight: 600; }
.pillar .pillar-link { font-weight: 600; font-size: 14px; margin-top: 4px; display: inline-block; color: var(--green); }
.pillar .pillar-link::after { content: " →"; transition: transform 0.15s; display: inline-block; }
.pillar:hover .pillar-link::after { transform: translateX(3px); }

/* ---------- PROOF BAR ---------- */
.proof { padding: 70px 0; background: var(--ink); color: var(--paper); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.proof .num { font-size: 48px; font-weight: 800; color: #fff; line-height: 1; letter-spacing: -0.03em; }
.proof .num span { color: var(--green); }
.proof .label { font-size: 13px; color: #a8a8a8; margin-top: 12px; max-width: 18ch; }

/* ---------- WHY (2-col) ---------- */
.why { padding: 110px 0; background: var(--paper); }
.why-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 72px; align-items: start; }
.why h2 { font-size: 42px; max-width: 14ch; }
.why p { font-size: 18px; line-height: 1.7; color: var(--ink); margin-top: 0; margin-bottom: 22px; }
.why .accent-line { width: 48px; height: 3px; background: var(--green); margin-bottom: 22px; }

/* ---------- AUDIENCE BLOCK ---------- */
.audience {
  padding: 90px 0; background: #fff; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule);
}
.audience .tag-pill { margin-bottom: 22px; }
.audience h2 { font-size: 36px; max-width: 22ch; margin-bottom: 20px; }
.audience p { font-size: 18px; color: var(--mute); max-width: 56ch; margin: 0 0 10px; }

/* ---------- CTA CARD ---------- */
.cta { padding: 120px 0; background: var(--paper); }
.cta-card {
  background: var(--ink); color: var(--paper); border-radius: 20px; padding: 80px 72px; text-align: center;
}
.cta-card h2 { font-size: 52px; color: #fff; margin-bottom: 22px; }
.cta-card h2 em { color: var(--green); }
.cta-card p { color: #c1c6c3; max-width: 44ch; margin: 0 auto 36px; font-size: 18px; }
.cta-card .btn-primary { background: var(--green); border-color: var(--green); }
.cta-card .btn-ghost { border-color: #c1c6c3; color: #fff; }
.cta-card .btn-ghost:hover { background: #fff; color: var(--ink); }

/* ---------- PROSE (long-form body copy) ---------- */
.prose { padding: 90px 0; }
.prose p { font-size: 18px; line-height: 1.75; color: var(--ink); margin: 0 0 22px; }
.prose h2 { font-size: 32px; margin: 50px 0 18px; max-width: 24ch; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 22px; margin: 34px 0 12px; }
.prose ul { padding-left: 22px; margin: 0 0 22px; }
.prose ul li { margin-bottom: 10px; font-size: 18px; line-height: 1.6; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose em.lede-em { font-family: 'Source Serif 4', Georgia, serif; font-style: italic; font-weight: 500; color: var(--green); }

/* ---------- SERVICE GRID (on service detail pages) ---------- */
.services-section { padding: 90px 0; }
.services-section + .services-section { padding-top: 0; }
.service-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 40px; }
.service-tile {
  background: #fff; padding: 32px; border-radius: 14px; border: 1px solid var(--rule);
  transition: border-color 0.2s, transform 0.2s;
}
.service-tile:hover { border-color: var(--green); transform: translateY(-2px); }
.service-tile h3 { font-size: 20px; margin-bottom: 10px; }
.service-tile p { font-size: 15.5px; color: var(--mute); line-height: 1.55; margin: 0; }
.service-tile .tile-tag {
  display: inline-block; font-size: 11px; color: var(--green); font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 12px;
}

/* ---------- TEAM / BIO ---------- */
.bio-grid { display: grid; grid-template-columns: 240px 1fr; gap: 56px; align-items: start; padding: 70px 0; border-bottom: 1px solid var(--rule); }
.bio-grid:last-of-type { border-bottom: none; }
.bio-portrait {
  width: 240px; height: 300px; background: var(--green-soft); border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: var(--green-dark); font-family: 'Source Serif 4', serif; font-style: italic;
  font-size: 16px; text-align: center; padding: 20px; border: 1px dashed var(--green);
}
.bio-grid h2 { font-size: 30px; margin-bottom: 6px; }
.bio-grid .bio-role {
  color: var(--green); font-weight: 600; font-size: 14px; letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 20px; display: block;
}
.bio-grid p { font-size: 17px; line-height: 1.7; color: var(--ink); margin: 0 0 16px; }
.bio-grid .bio-credentials {
  margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--rule);
  font-size: 14px; color: var(--mute);
}
.bio-grid .bio-credentials strong { color: var(--ink); font-weight: 600; }

/* ---------- TRACK RECORD LIST ---------- */
.track-list { padding: 30px 0 60px; }
.track-group { margin-bottom: 50px; }
.track-group h2 { font-size: 26px; margin-bottom: 6px; }
.track-group .group-tag {
  font-size: 12px; color: var(--green); font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; display: block; margin-bottom: 10px;
}
.track-item {
  padding: 22px 0; border-top: 1px solid var(--rule); display: grid;
  grid-template-columns: 120px 1fr; gap: 28px; align-items: baseline;
}
.track-item:last-child { border-bottom: 1px solid var(--rule); }
.track-item .who {
  font-size: 13px; color: var(--green); font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase;
}
.track-item p { margin: 0; font-size: 17px; line-height: 1.55; color: var(--ink); }

/* ---------- CONTACT ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; padding: 70px 0; }
.contact-block { background: #fff; padding: 40px; border-radius: 14px; border: 1px solid var(--rule); }
.contact-block h3 { font-size: 22px; margin-bottom: 14px; }
.contact-block p { color: var(--mute); margin: 0 0 18px; font-size: 16px; line-height: 1.55; }
.contact-block .contact-link {
  display: block; font-size: 20px; font-weight: 600; color: var(--green);
  margin-bottom: 10px; letter-spacing: -0.01em;
}
.contact-block .contact-link:hover { color: var(--accent); }
.contact-block .contact-sub { font-size: 14px; color: var(--mute); }

/* ---------- FOOTER ---------- */
footer { padding: 48px 0 56px; background: var(--paper); font-size: 14px; color: var(--mute); border-top: 1px solid var(--rule); }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; align-items: start; }
footer .brand { font-weight: 700; color: var(--ink); font-size: 16px; letter-spacing: -0.01em; }
footer .brand em { font-family: 'Source Serif 4', serif; color: var(--green); font-style: italic; font-weight: 500; }
footer a { color: var(--mute); }
footer a:hover { color: var(--green); }
footer .foot-links a { display: block; margin-bottom: 6px; }
footer .foot-right { text-align: right; }

/* ---------- 404 ---------- */
.notfound { padding: 140px 0 120px; text-align: center; }
.notfound h1 { font-size: clamp(56px, 10vw, 120px); font-weight: 800; margin-bottom: 18px; }
.notfound h1 em { color: var(--green); }
.notfound p { font-size: 19px; color: var(--mute); max-width: 48ch; margin: 0 auto 36px; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 960px) {
  .bio-grid { grid-template-columns: 1fr; gap: 24px; }
  .bio-portrait { width: 180px; height: 220px; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav { padding: 16px 20px; flex-wrap: wrap; gap: 10px; }
  .nav-links { gap: 18px; font-size: 13px; flex-wrap: wrap; }
  .nav img.logo { height: 40px; }
  .container, .container-narrow { padding: 0 24px; }
  .pillar-grid, .service-grid { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: 1fr 1fr; row-gap: 32px; }
  .why-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-card { padding: 56px 28px; }
  .cta-card h2 { font-size: 36px; }
  .foot-grid { grid-template-columns: 1fr; gap: 16px; }
  .foot-right { text-align: left; }
  .track-item { grid-template-columns: 1fr; gap: 6px; }
  .has-dropdown .dropdown { position: static; opacity: 1; pointer-events: auto; transform: none; box-shadow: none; border: none; padding: 0; margin-top: 8px; min-width: 0; background: transparent; }
  .has-dropdown .dropdown a { padding: 6px 0; }
  .has-dropdown .dropdown a:hover { background: transparent; }
  .hero { padding: 80px 0 60px; }
  .page-header { padding: 60px 0 40px; }
  .pillars, .why, .cta, .prose, .services-section { padding: 70px 0; }
}