/* =========================================================
   NGRS — design tokens
   Palette derived from the client logo:
   muted blue + sage green + warm yellow + teal
   on clean neutral paper, deep slate ink.
   ========================================================= */

:root {
  /* surface — clean neutral, matches NGRS site bg */
  --paper:        #FAFAF8;
  --paper-2:      #F3F2EE;
  --paper-3:      #E8E7E2;

  /* ink — deep slate from NGRS wordmark */
  --ink:          #2A2D34;
  --ink-2:        #4D5260;
  --ink-3:        #7A7F8C;
  --ink-4:        #A8ACB6;

  /* NGRS brand palette — from logo */
  --brand-blue:   #4A86B5;
  --brand-blue-hover: #3E7299;
  --brand-blue-soft:  #D6E5F1;
  --brand-green:  #84B266;
  --brand-green-soft: #DCEACC;
  --brand-yellow: #E2B33C;
  --brand-yellow-soft:#F7E5B5;
  --brand-teal:   #5DAEA8;

  /* mapped */
  --bg:           var(--paper);
  --bg-2:         #FFFFFF;
  --bg-3:         var(--paper-2);
  --fg:           var(--ink);
  --fg-2:         var(--ink-2);
  --fg-3:         var(--ink-3);
  --fg-4:         var(--ink-4);
  --line:         rgba(42, 45, 52, 0.10);
  --line-strong:  rgba(42, 45, 52, 0.20);
  --accent:       var(--brand-blue);
  --accent-hover: var(--brand-blue-hover);
  --accent-soft:  var(--brand-blue-soft);
  --accent-2:     var(--brand-green);
  --accent-3:     var(--brand-yellow);

  /* type — businessy transitional serif + neutral sans */
  --font-serif:   "IBM Plex Serif", "Source Serif 4", Georgia, serif;
  --font-sans:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* metrics */
  --container:    1040px;
  --container-pad: 28px;
  --radius-sm:    4px;
  --radius:       6px;
  --radius-lg:    8px;
  --shadow-1:     0 1px 0 rgba(31, 30, 27, 0.06), 0 1px 2px rgba(31, 30, 27, 0.04);
  --shadow-2:     0 1px 0 rgba(31, 30, 27, 0.08), 0 8px 24px rgba(31, 30, 27, 0.06);
  --ease:         cubic-bezier(.2,.6,.2,1);
  --dur:          150ms;
}

[data-theme="dark"] {
  --bg:           #16191F;
  --bg-2:         #1C2028;
  --bg-3:         #242A33;
  --fg:           #ECEEF2;
  --fg-2:         #C2C6CF;
  --fg-3:         #8A8F9B;
  --fg-4:         #5F646F;
  --line:         rgba(236, 238, 242, 0.10);
  --line-strong:  rgba(236, 238, 242, 0.18);
  --accent:       #6FA5D0;
  --accent-hover: #82B5DC;
  --accent-soft:  #1F3548;
  --accent-2:     #9BC97D;
  --accent-3:     #ECC458;
  --shadow-1:     0 1px 0 rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-2:     0 1px 0 rgba(0,0,0,0.5), 0 8px 24px rgba(0,0,0,0.4);
}

/* ---------- base ---------- */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
a { color: var(--fg); text-decoration: none; transition: color var(--dur) var(--ease); }
a:hover { color: var(--accent); }
p { margin: 0 0 1em; color: var(--fg-2); text-wrap: pretty; }
strong { color: var(--fg); font-weight: 600; }
em { font-style: italic; }
hr { border: 0; border-top: 1px solid var(--line); margin: 0; }
::selection { background: var(--accent-soft); color: var(--ink); }
[data-theme="dark"] ::selection { color: var(--fg); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px;
  font: 500 14.5px/1 var(--font-sans);
  letter-spacing: 0.01em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.btn svg { transition: transform var(--dur) var(--ease); }
.btn:hover svg { transform: translateX(2px); }
.btn-primary {
  background: var(--accent); color: #FFFCFB; border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #FFFCFB; }
.btn-ghost {
  background: transparent; color: var(--fg); border-color: var(--line-strong);
}
.btn-ghost:hover { background: var(--bg-2); border-color: var(--fg-3); color: var(--fg); }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in oklab, var(--bg) 92%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; height: 64px;
}
.wordmark {
  font: 600 19px/1 var(--font-serif);
  letter-spacing: -0.01em;
  color: var(--fg);
}
.primary-nav {
  display: flex; gap: 28px;
  font-size: 14px; color: var(--fg-2);
}
.primary-nav a { color: var(--fg-2); position: relative; padding-bottom: 2px; }
.primary-nav a:hover { color: var(--fg); }
.primary-nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.primary-nav a:hover::after { transform: scaleX(1); }
.primary-nav .ext {
  display: inline-block;
  margin-left: 2px;
  font-size: 10px;
  color: var(--fg-4);
  vertical-align: top;
  line-height: 1;
}
.header-actions { display: flex; align-items: center; gap: 10px; }
.theme-toggle {
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent; color: var(--fg-2);
  border: 1px solid var(--line); border-radius: var(--radius);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.theme-toggle:hover { color: var(--fg); border-color: var(--line-strong); }
.theme-toggle .ico-moon { display: none; }
[data-theme="dark"] .theme-toggle .ico-sun { display: none; }
[data-theme="dark"] .theme-toggle .ico-moon { display: inline; }

@media (max-width: 860px) {
  .primary-nav { display: none; }
}

/* ---------- hero ---------- */
.hero { padding: 104px 0 72px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font: 500 12.5px/1 var(--font-mono);
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--fg-3); margin-bottom: 28px;
}
/* eyebrow accent dot uses brand green for variety */
.eyebrow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent-2) 22%, transparent);
}
.hero-title {
  margin: 0 0 28px;
  font: 500 clamp(36px, 4.8vw, 56px)/1.12 var(--font-serif);
  letter-spacing: -0.018em;
  color: var(--fg);
  max-width: 920px;
  text-wrap: balance;
}
.hero-title em {
  font-style: normal;
  color: var(--fg-3);
  font-weight: 400;
}
.hero-lede {
  font-size: 18px;
  line-height: 1.6;
  max-width: 720px;
  color: var(--fg-2);
  margin-bottom: 32px;
}
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-facts {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: 6px 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 14px; color: var(--fg-3);
}
.hero-facts li { display: inline-flex; gap: 6px; }
.hero-facts strong { color: var(--fg); font-weight: 600; }

/* ---------- trusted ---------- */
.trusted { padding: 24px 0 56px; }
.section-label {
  font: 500 12px/1 var(--font-mono);
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--fg-3); margin-bottom: 18px;
}
.trusted-row {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.trusted-row li {
  flex: 1 1 0;
  min-width: 160px;
  padding: 22px 18px;
  font: 500 15px/1.2 var(--font-serif);
  color: var(--fg-2);
  border-right: 1px solid var(--line);
  text-align: center;
}
.trusted-row li:last-child { border-right: 0; }
.trusted-more { color: var(--fg-3) !important; font-family: var(--font-mono) !important; font-size: 13px !important; }

/* ---------- placeholders for the rest (added in part 2) ---------- */
.section { padding: 96px 0; border-top: 1px solid var(--line); }
.section-head { margin-bottom: 48px; max-width: 760px; }
.section-eyebrow {
  font: 500 12px/1 var(--font-mono);
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--fg-3); margin-bottom: 14px;
}
.section-title {
  margin: 0 0 16px;
  font: 500 clamp(28px, 3.4vw, 40px)/1.15 var(--font-serif);
  letter-spacing: -0.015em;
  color: var(--fg);
  text-wrap: balance;
}
.section-lede {
  font-size: 17px; color: var(--fg-2); max-width: 640px;
  margin: 0;
}

/* ---------- start cards ---------- */
.start-grid {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.start-card {
  padding: 36px 28px 32px;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; align-items: flex-start;
  transition: background-color var(--dur) var(--ease);
}
.start-card:last-child { border-right: 0; }
.start-card:hover { background: var(--bg-2); }
.start-card-ico {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--accent);
  background: color-mix(in oklab, var(--accent) 10%, transparent);
  border-radius: var(--radius);
  margin-bottom: 22px;
}
.start-card-title {
  margin: 0 0 10px;
  font: 500 21px/1.25 var(--font-serif);
  letter-spacing: -0.01em;
  color: var(--fg);
}
.start-card-body { font-size: 15px; color: var(--fg-2); margin: 0 0 22px; }
.start-card-cta {
  margin-top: auto;
  font: 500 13.5px/1 var(--font-mono);
  letter-spacing: 0.02em;
  color: var(--accent);
}
.start-card-cta span { transition: transform var(--dur) var(--ease); display: inline-block; }
.start-card-cta:hover { color: var(--accent-hover); }
.start-card-cta:hover span { transform: translateX(3px); }

@media (max-width: 820px) {
  .start-grid { grid-template-columns: 1fr; }
  .start-card { border-right: 0; border-bottom: 1px solid var(--line); }
  .start-card:last-child { border-bottom: 0; }
}

/* ---------- method ---------- */
.method-list { list-style: none; padding: 0; margin: 0 0 40px; }
.method-row {
  display: grid; grid-template-columns: 60px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}
.method-row:last-child { border-bottom: 1px solid var(--line); }
.method-mark {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  font: 500 16px/1 var(--font-mono);
  color: var(--fg-2);
}
/* method star uses brand yellow — echoes logo */
.method-mark--star {
  background: var(--accent-3); color: #2A2D34; border-color: var(--accent-3);
}
.method-body h3 {
  margin: 6px 0 8px;
  font: 500 22px/1.25 var(--font-serif);
  letter-spacing: -0.01em;
  color: var(--fg);
}
.method-body p { margin: 0; font-size: 16px; max-width: 680px; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 14px/1 var(--font-mono);
  color: var(--accent);
}
.link-arrow span { transition: transform var(--dur) var(--ease); }
.link-arrow:hover { color: var(--accent-hover); }
.link-arrow:hover span { transform: translateX(3px); }

/* ---------- results ---------- */
.results-grid {
  list-style: none; padding: 0; margin: 0 0 56px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.result-card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-1);
  display: flex; flex-direction: column; gap: 14px;
}
.result-card-tag {
  font: 500 12px/1 var(--font-mono);
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--fg-3);
}
.result-card-figure {
  font: 500 28px/1.1 var(--font-serif);
  letter-spacing: -0.015em;
  color: var(--fg);
}
.result-card-figure span {
  display: block;
  font: 400 14px/1.4 var(--font-sans);
  letter-spacing: 0;
  color: var(--fg-3);
  margin-top: 4px;
}
.result-card p { margin: 0; font-size: 14.5px; color: var(--fg-2); }

@media (max-width: 820px) {
  .results-grid { grid-template-columns: 1fr; }
}

/* quote bar uses brand green */
.quote {
  margin: 0;
  padding: 36px 36px 32px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent-2);
  border-radius: var(--radius-lg);
  position: relative;
}
.quote-mark {
  color: color-mix(in oklab, var(--accent-2) 35%, transparent);
  position: absolute;
  top: 28px; right: 32px;
}
[data-theme="dark"] .quote-mark { color: var(--accent); opacity: 0.4; }
.quote blockquote {
  margin: 0 0 18px;
  font: 500 21px/1.4 var(--font-serif);
  letter-spacing: -0.01em;
  color: var(--fg);
  max-width: 760px;
  text-wrap: balance;
}
.quote figcaption {
  font-size: 13.5px;
  color: var(--fg-3);
}

/* ---------- fit ---------- */
.fit-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.fit-col {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 28px;
}
.fit-col-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.fit-col-head h3 {
  margin: 0;
  font: 500 19px/1.25 var(--font-serif);
  letter-spacing: -0.01em;
  color: var(--fg);
}
.fit-pill {
  width: 22px; height: 22px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
}
.fit-pill--yes { background: color-mix(in oklab, var(--accent-2) 25%, transparent); color: #5E8A45; }
[data-theme="dark"] .fit-pill--yes { background: color-mix(in oklab, var(--accent-2) 22%, transparent); color: var(--accent-2); }
.fit-pill--no  { background: color-mix(in oklab, var(--fg-3) 18%, transparent); color: var(--fg-3); }

.fit-col ul { list-style: none; padding: 0; margin: 0; }
.fit-col li {
  padding: 12px 0 12px 20px;
  border-top: 1px solid var(--line);
  font-size: 14.5px; color: var(--fg-2);
  position: relative;
}
.fit-col li:first-child { border-top: 0; }
.fit-col li::before {
  content: ""; position: absolute; left: 0; top: 21px;
  width: 8px; height: 1px; background: var(--fg-4);
}

@media (max-width: 820px) {
  .fit-grid { grid-template-columns: 1fr; }
}

/* ---------- faq ---------- */
.faq-list {
  border-top: 1px solid var(--line);
  margin-bottom: 32px;
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item > summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 0;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  font: 500 18px/1.4 var(--font-serif);
  letter-spacing: -0.005em;
  color: var(--fg);
  transition: color var(--dur) var(--ease);
}
.faq-item > summary::-webkit-details-marker { display: none; }
.faq-item > summary:hover { color: var(--accent); }
.faq-chev {
  width: 14px; height: 14px;
  position: relative;
  flex: 0 0 14px;
  transition: transform 200ms var(--ease);
}
.faq-chev::before, .faq-chev::after {
  content: ""; position: absolute; top: 50%; left: 0;
  width: 14px; height: 1.5px; background: currentColor;
  transform-origin: center;
}
.faq-chev::after { transform: rotate(90deg); transition: transform 200ms var(--ease); }
.faq-item[open] .faq-chev::after { transform: rotate(0deg); }
.faq-answer { padding: 0 0 24px; max-width: 760px; }
.faq-answer p { font-size: 16px; color: var(--fg-2); margin: 0; }
.faq-answer a { color: var(--accent); border-bottom: 1px solid currentColor; }

/* ---------- CTA band ---------- */
.cta-band {
  padding: 96px 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
}
.cta-band-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}
.cta-copy { max-width: 560px; }
.cta-title {
  margin: 0 0 10px;
  font: 500 clamp(28px, 3.4vw, 38px)/1.15 var(--font-serif);
  letter-spacing: -0.015em;
  color: var(--fg);
  text-wrap: balance;
}
.cta-copy p { margin: 0; font-size: 16px; color: var(--fg-2); }
.btn-lg { padding: 14px 22px; font-size: 15px; }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg);
  padding: 72px 0 36px;
}
.footer-top {
  display: grid; grid-template-columns: 1.4fr 2fr; gap: 56px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--line);
}
.footer-brand .wordmark { display: inline-block; margin-bottom: 16px; }
.footer-tagline { font-size: 14px; color: var(--fg-3); margin: 0; }
.footer-cols {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.footer-col h4 {
  margin: 0 0 14px;
  font: 500 12px/1 var(--font-mono);
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--fg-3);
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { font-size: 14px; color: var(--fg-2); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  padding-top: 28px;
  font: 400 12.5px/1.4 var(--font-mono);
  color: var(--fg-4);
}
@media (max-width: 820px) {
  .footer-top { grid-template-columns: 1fr; gap: 36px; }
  .footer-cols { grid-template-columns: repeat(3, 1fr); gap: 18px; }
}
@media (max-width: 520px) {
  .footer-cols { grid-template-columns: 1fr 1fr; }
}

/* utility */
.muted { color: var(--fg-3); }
.mono { font-family: var(--font-mono); }