/* ==========================================================================
   GreenGranite Solutions — Design Tokens
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700;9..144,900&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  /* Color: stone / granite */
  --stone-50:  #F7F4EE;
  --stone-100: #F2EFE8;
  --stone-200: #E3DDCF;
  --stone-300: #CFC6AF;

  /* Color: granite charcoal (dark sections) */
  --granite-950: #171B1A;
  --granite-900: #1E2321;
  --granite-800: #2A302D;

  /* Color: moss (brand green) */
  --moss-700: #2F4A34;
  --moss-800: #23392A;
  --moss-900: #1B2A1F;
  --moss-text: #3E7D52; /* brighter, more saturated - for text/logo use at small sizes */

  /* Dark section background — derived from the real brand green in the logo (#034000) */
  --forest-950: #0E2F13;
  --forest-900: #163A1B;

  /* Color: brass (mineral accent) */
  --brass-400: #C6A56D;
  --brass-500: #AD8A55;
  --brass-600: #8F6F42;

  /* Text */
  --ink-900: #1A1D1B;
  --ink-600: #52544F;
  --warm-gray-600: #6E6A61;
  --paper: #FBFAF6;

  /* Type */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'IBM Plex Sans', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --radius-sm: 3px;
  --radius-md: 6px;

  --max-width: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-900);
  background: var(--stone-100);
  font-size: 18.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.5em;
  color: var(--granite-950);
  letter-spacing: -0.01em;
}

h1 { font-weight: 500; }

p { margin: 0 0 1.1em; color: var(--ink-600); }

a { color: inherit; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

/* Eyebrow / mono labels ------------------------------------------------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass-600);
  display: inline-block;
  margin-bottom: 14px;
}
.band--dark .eyebrow { color: var(--brass-400); }

/* Header / nav ----------------------------------------------------------- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 244, 238, 0.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--stone-300);
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 32px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.logo-img {
  height: 76px;
  width: auto;
  display: block;
}
.logo-img--footer { height: 50px; }

nav.primary-nav { display: flex; align-items: center; gap: 30px; }
nav.primary-nav a {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-600);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
nav.primary-nav a:hover,
nav.primary-nav a[aria-current="page"] { color: var(--moss-700); border-color: var(--brass-500); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--stone-300);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:focus-visible { outline: 2px solid var(--moss-700); outline-offset: 2px; }
.btn--brass { background: var(--brass-500); color: var(--paper); }
.btn--brass:hover { background: var(--brass-600); transform: translateY(-1px); }
.btn--outline { background: transparent; border-color: var(--granite-950); color: var(--granite-950); }
.btn--outline:hover { background: var(--granite-950); color: var(--paper); }
.band--dark .btn--outline, .band--moss .btn--outline { border-color: var(--stone-200); color: var(--stone-100); }
.band--dark .btn--outline:hover, .band--moss .btn--outline:hover { background: var(--stone-100); color: var(--granite-950); }

/* Bands / strata seams ---------------------------------------------------- */
.band {
  position: relative;
  padding: 96px 0;
}
.band--tight { padding: 64px 0; }
.band--stone { background: var(--stone-100); }
.band--paper { background: var(--stone-100); }
.band--dark {
  background: var(--forest-950);
  color: var(--stone-200);
}
.band--dark h1, .band--dark h2, .band--dark h3, .band--dark h4 { color: var(--stone-50); }
.band--dark p { color: #B7B3A7; }
.band--moss { background: var(--forest-950); color: var(--stone-100); }
.band--moss h2, .band--moss h3 { color: var(--stone-50); }
.band--moss p { color: #C9D2C7; }

.seam {
  position: relative;
  height: 14px;
  overflow: hidden;
  line-height: 0;
}
.seam svg { display: block; width: 100%; height: 100%; }

/* Hero --------------------------------------------------------------------*/
.hero {
  padding: 108px 0 88px;
  background:
    radial-gradient(circle at 18% 20%, rgba(173, 138, 85, 0.10), transparent 40%),
    radial-gradient(circle at 82% 0%, rgba(47, 74, 52, 0.10), transparent 45%),
    var(--stone-100);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}
.hero h1 { font-size: clamp(2.2rem, 4.4vw, 3.4rem); max-width: 12ch; }
.hero .lede { font-size: 20.5px; max-width: 46ch; color: var(--ink-600); }
.hero-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }

.hero-figure {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: var(--forest-900);
}
.hero-figure img { width: 100%; height: 100%; object-fit: cover; display: block; filter: grayscale(12%) contrast(1.02); }
.hero-figure::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(23,27,26,0) 55%, rgba(23,27,26,0.55) 100%);
}
.hero-figure-caption {
  position: absolute; left: 18px; bottom: 16px; right: 18px; z-index: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone-100);
}

/* Section headers ---------------------------------------------------------*/
.section-head { max-width: 62ch; margin-bottom: 48px; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.15rem); }

/* Cards ---------------------------------------------------------------- */
.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--paper);
  border: 1px solid var(--stone-300);
  border-radius: var(--radius-md);
  padding: 28px 26px;
}
.band--dark .card, .band--moss .card {
  background: rgba(251, 250, 246, 0.04);
  border-color: rgba(251, 250, 246, 0.14);
}
.card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.card .card-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brass-500);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  display: block;
}
.card p { margin-bottom: 0; font-size: 16.5px; }

/* Bulleted list w/ mono ticks ------------------------------------------- */
ul.tick-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
ul.tick-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 17px;
  color: var(--ink-600);
}
ul.tick-list li::before {
  content: "—";
  font-family: var(--font-mono);
  color: var(--brass-500);
  flex-shrink: 0;
  padding-top: 1px;
}
/* Dark/moss bands were inheriting the light-background gray, which had poor
   contrast against the near-black granite background. Lighten explicitly. */
.band--dark ul.tick-list li,
.band--moss ul.tick-list li {
  color: #D3D0C6;
}
.band--dark ul.tick-list li::before,
.band--moss ul.tick-list li::before {
  color: var(--brass-400);
}

/* Stat strip --------------------------------------------------------------*/
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--stone-300);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--paper);
}
.stat {
  padding: 26px 22px;
  border-left: 1px solid var(--stone-300);
}
.stat:first-child { border-left: none; }
.stat .num {
  font-family: var(--font-mono);
  font-size: 1.9rem;
  font-weight: 600;
  color: var(--moss-700);
  display: block;
  margin-bottom: 6px;
}
.stat .label { font-size: 14px; color: var(--warm-gray-600); }

/* ==========================================================================
   Core Sample — signature element (About page)
   ========================================================================== */
.core-sample-wrap {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 0;
  max-width: 760px;
  margin: 0 auto;
}
.core-ruler {
  position: relative;
  border-right: 1px dashed rgba(251,250,246,0.2);
}
.core-ruler .tick {
  position: absolute;
  left: 0; right: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: #8B8A80;
  text-align: right;
}
.core-column { position: relative; padding-left: 28px; }
.stratum {
  position: relative;
  padding: 22px 24px;
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
}
.stratum::before {
  content: "";
  position: absolute;
  left: -28px; top: 50%;
  width: 20px; height: 1px;
  background: rgba(251,250,246,0.25);
}
.stratum .role {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(251,250,246,0.65);
  margin-bottom: 4px;
}
.stratum h4 { color: var(--stone-50); margin-bottom: 4px; font-size: 1.05rem; }
.stratum p { color: rgba(251,250,246,0.72); font-size: 14.5px; margin: 0; }

/* Depth-based coloring: bedrock (bottom/oldest) -> surface (top/current) */
.stratum--1 { background: #14201A; }
.stratum--2 { background: #1A2A20; }
.stratum--3 { background: #223326; }
.stratum--4 { background: #2A3E2C; }
.stratum--5 { background: #384B32; }
.stratum--6 { background: #4A5A38; }
.stratum--7 { background: #6B6A42; }
.stratum--8 { background: linear-gradient(120deg, var(--brass-600), var(--brass-500)); }
.stratum--8 .role, .stratum--8 p { color: rgba(23,27,26,0.75); }
.stratum--8 h4 { color: var(--granite-950); }

/* Testimonials ----------------------------------------------------------- */
.testimonial {
  background: var(--paper);
  border-left: 3px solid var(--brass-500);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 30px 32px;
}
.testimonial p.quote {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--ink-900);
  font-style: italic;
  line-height: 1.5;
}
.testimonial .attribution {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--warm-gray-600);
  letter-spacing: 0.02em;
}
.testimonial .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brass-600);
  margin-bottom: 12px;
  display: block;
}

/* Archetype list (Benefits page) ------------------------------------------*/
.archetype {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid rgba(251,250,246,0.12);
}
.archetype:first-of-type { border-top: none; }
.archetype .name {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brass-400);
  padding-top: 2px;
}

/* Engagement models (Services page) --------------------------------------*/
.model-card {
  background: var(--paper);
  border: 1px solid var(--stone-300);
  border-radius: var(--radius-md);
  padding: 30px;
  display: flex;
  flex-direction: column;
}
.model-card .model-name {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brass-600);
  margin-bottom: 10px;
}
.model-card .cadence {
  margin-top: auto;
  padding-top: 16px;
  font-size: 13.5px;
  color: var(--warm-gray-600);
  border-top: 1px dashed var(--stone-300);
}

/* Form --------------------------------------------------------------------*/
form.contact-form { display: grid; gap: 18px; max-width: 520px; }
form.contact-form label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--stone-100);
  display: block;
  margin-bottom: 8px;
}
form.contact-form input,
form.contact-form textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 15.5px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(251,250,246,0.25);
  background: rgba(251,250,246,0.06);
  color: var(--stone-50);
}
form.contact-form input:focus,
form.contact-form textarea:focus {
  outline: 2px solid var(--brass-500);
  outline-offset: 1px;
}
form.contact-form input::placeholder,
form.contact-form textarea::placeholder { color: #7D7B71; }

/* Footer ------------------------------------------------------------------*/
footer.site-footer {
  background: var(--forest-950);
  color: #8B8A80;
  padding: 48px 0 32px;
  font-size: 13.5px;
}
.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-links a { text-decoration: none; color: #B7B3A7; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }
.footer-links a:hover { color: var(--brass-400); }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(251,250,246,0.1); font-family: var(--font-mono); font-size: 11.5px; }

/* Responsive ----------------------------------------------------------------*/
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-figure { max-width: 340px; }
  .grid--3, .grid--2 { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: none; }
  .core-sample-wrap { grid-template-columns: 40px 1fr; }
  .archetype { grid-template-columns: 1fr; gap: 6px; }
}
@media (max-width: 720px) {
  nav.primary-nav { display: none; }
  .nav-toggle { display: inline-block; }
  nav.primary-nav.open {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--stone-50);
    border-bottom: 1px solid var(--stone-300);
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 32px;
    gap: 16px;
  }
  .footer-row { flex-direction: column; }
}