/* Integrated — Design Tokens (Dark Executive)
   Single source of truth for colors, type, spacing.
   Import this into every page. Don't hardcode values elsewhere. */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,400;1,9..144,500;1,9..144,600&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* -------- Color (Dark Executive) -------- */
  --bg-primary:      #0A0C10;   /* near-black */
  --bg-surface:      #11141A;   /* card surface */
  --bg-elevated:     #171B22;   /* hover / raised */
  --ink-primary:     #E8E2D6;   /* cream */
  --ink-secondary:   #A8A396;   /* muted cream */
  --ink-muted:       #6E6A60;   /* soft caption */
  --accent-primary:       #F5B544;   /* amber gold */
  --accent-primary-hover: #FFC966;
  --accent-deep:     #1F4A3A;   /* forest — supporting, rare */
  --accent-warm:     #B8935A;   /* brass — supporting, rare */
  --border-soft:     #1F2430;
  --border-medium:   #2B3240;

  /* -------- Practice pillars -------- */
  --pillar-sales:         #0F6E6E;                 /* deep teal */
  --pillar-sales-hover:   #1A8A8A;
  --pillar-sales-glow:    rgba(15, 110, 110, 0.18);
  --pillar-product:       #C25A3D;                 /* burnt sienna / terracotta */
  --pillar-product-hover: #DC6E4D;
  --pillar-product-glow:  rgba(194, 90, 61, 0.18);

  /* -------- Type -------- */
  --font-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:  'JetBrains Mono', 'SF Mono', Menlo, monospace;

  --fs-display: 5rem;       /* 80 */
  --fs-h1:      3.25rem;    /* 52 */
  --fs-h2:      2.25rem;    /* 36 */
  --fs-h3:      1.5rem;     /* 24 */
  --fs-h4:      1.25rem;    /* 20 */
  --fs-body-l:  1.125rem;   /* 18 */
  --fs-body-m:  1rem;       /* 16 */
  --fs-body-s:  0.875rem;   /* 14 */
  --fs-caption: 0.75rem;    /* 12 */

  /* -------- Spacing (4px base; every value used on the site is defined here) -------- */
  --s-1:   4px;
  --s-2:   8px;
  --s-3:   12px;
  --s-4:   16px;
  --s-5:   20px;
  --s-6:   24px;
  --s-8:   32px;
  --s-10:  40px;
  --s-12:  48px;
  --s-16:  64px;
  --s-20:  80px;
  --s-24:  96px;
  --s-32:  128px;
  --s-40:  160px;

  /* -------- Layout -------- */
  --content-max: 1200px;
  --content-narrow: 760px;
  --gutter-mobile: 24px;
  --gutter-desktop: 48px;

  /* -------- Radius & motion -------- */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --ease:      cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* -------- Base reset -------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg-primary);
  color: var(--ink-primary);
  font-family: var(--font-sans);
  font-size: var(--fs-body-m);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--ink-primary);
  margin: 0 0 var(--s-4);
  letter-spacing: -0.02em;
}
h1 { font-size: var(--fs-h1); font-weight: 500; line-height: 1.05; }
h2 { font-size: var(--fs-h2); font-weight: 500; line-height: 1.1; }
h3 { font-size: var(--fs-h3); font-weight: 600; line-height: 1.3; font-family: var(--font-sans); letter-spacing: -0.01em; }
h4 { font-size: var(--fs-h4); font-weight: 600; line-height: 1.3; font-family: var(--font-sans); letter-spacing: -0.01em; }

p { margin: 0 0 var(--s-4); color: var(--ink-primary); }
p.lead { font-size: var(--fs-body-l); color: var(--ink-secondary); line-height: 1.55; }

em, i { font-style: italic; font-family: var(--font-serif); }

a { color: var(--accent-primary); text-decoration: none; border-bottom: 1px solid rgba(245, 181, 68, 0.3); transition: all 0.2s var(--ease); }
a:hover { color: var(--accent-primary-hover); border-bottom-color: var(--accent-primary-hover); }

code, pre { font-family: var(--font-mono); font-size: 0.9em; color: var(--accent-primary); }

::selection { background: var(--accent-primary); color: var(--bg-primary); }

/* -------- Layout helpers -------- */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter-mobile);
}
.container-narrow {
  max-width: var(--content-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter-mobile);
}
@media (min-width: 768px) {
  .container, .container-narrow { padding: 0 var(--gutter-desktop); }
}

.section { padding: var(--s-24) 0; }
.section-lg { padding: var(--s-32) 0; }

/* -------- Typography utilities -------- */
.display {
  font-family: var(--font-serif);
  font-size: var(--fs-display);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0 0 var(--s-6);
}
.display em {
  font-style: italic;
  font-weight: 400;
  color: transparent;
  -webkit-text-stroke: 1px var(--ink-primary);
}
@media (max-width: 767px) {
  .display { font-size: 2.75rem; }
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-primary);
  margin: 0 0 var(--s-4);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
}

.muted { color: var(--ink-secondary); }
.caption { color: var(--ink-muted); font-size: var(--fs-body-s); font-family: var(--font-mono); letter-spacing: 0.05em; }

/* -------- Status dot (pulsing lime) -------- */
.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-primary);
  box-shadow: 0 0 0 0 rgba(245, 181, 68, 0.7);
  animation: pulse 2s infinite;
  display: inline-block;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(245, 181, 68, 0.7); }
  70%  { box-shadow: 0 0 0 10px rgba(245, 181, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(245, 181, 68, 0); }
}

/* -------- Buttons -------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 14px 24px;
  font-family: var(--font-sans);
  font-size: var(--fs-body-m);
  font-weight: 500;
  line-height: 1;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  text-decoration: none;
}
.btn-primary {
  background: var(--accent-primary);
  color: var(--bg-primary);
  border-color: var(--accent-primary);
}
.btn-primary:hover {
  background: var(--accent-primary-hover);
  border-color: var(--accent-primary-hover);
  color: var(--bg-primary);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--ink-primary);
  border-color: var(--border-medium);
}
.btn-ghost:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* -------- Header/nav -------- */
.site-header {
  padding: var(--s-6) 0;
  border-bottom: 1px solid var(--border-soft);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(10, 12, 16, 0.75);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--ink-primary);
  letter-spacing: -0.02em;
  border-bottom: 0;
}
.wordmark:hover { color: var(--ink-primary); border-bottom: 0; }
.wordmark-accent { color: var(--accent-primary); }

.nav-meta {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--ink-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
}

/* -------- Hero radial glow -------- */
.hero-glow {
  position: relative;
  overflow: hidden;
}
.hero-glow::before {
  content: "";
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(245, 181, 68, 0.08) 0%, rgba(245, 181, 68, 0) 60%);
  pointer-events: none;
  z-index: 0;
}
.hero-glow > * { position: relative; z-index: 1; }

/* -------- Cards -------- */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: var(--s-8);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.card:hover { border-color: var(--border-medium); }
.card h3 { margin-bottom: var(--s-3); }

/* -------- Pain/benefit grid -------- */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-6);
}
@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

/* -------- Footer -------- */
.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: var(--s-12) 0;
  color: var(--ink-secondary);
  font-size: var(--fs-body-s);
}
.site-footer a { color: var(--ink-secondary); text-decoration: none; border: none; }
.site-footer a:hover { color: var(--accent-primary); }

.footer-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-6);
  align-items: start;
}
@media (min-width: 768px) {
  .footer-cols { grid-template-columns: 2fr 1fr 1fr; gap: var(--s-12); }
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  min-width: 0;
}
.footer-col-label {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
  margin: 0 0 var(--s-1);
}
.footer-tagline { color: var(--ink-muted); margin: 0; }
.footer-legal-links { display: flex; align-items: center; gap: var(--s-2); margin-top: var(--s-2); }
.footer-sep { color: var(--border-medium); }
.footer-bottom {
  margin-top: var(--s-10);
  padding-top: var(--s-6);
  border-top: 1px solid var(--border-soft);
  text-align: center;
  color: var(--ink-muted);
}

/* -------- Pull quote / highlight -------- */
.pull-quote {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  line-height: 1.25;
  color: var(--ink-primary);
  border-left: 2px solid var(--accent-primary);
  padding-left: var(--s-8);
  margin: var(--s-12) 0;
  letter-spacing: -0.015em;
}
.pull-quote em { font-style: italic; color: var(--accent-primary); -webkit-text-stroke: 0; }

/* -------- Pillar badge (Sales OS / Product OS tagging) -------- */
.pillar-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #FFFFFF;
  border-radius: 3px;
  line-height: 1.4;
  white-space: nowrap;
}
.pillar-badge.sales   { background: var(--pillar-sales); }
.pillar-badge.product { background: var(--pillar-product); }

/* -------- Divider rule -------- */
hr, .rule {
  border: 0;
  border-top: 1px solid var(--border-soft);
  margin: var(--s-12) 0;
}