/* Call Consulting — site styles */
:root {
  --ink:#141A24; --ink-soft:#2A3242; --blue:#7095c7; --blue-deep:#4A6E9E;
  --blue-darker:#2E4666; --silver:#d6d8d9; --silver-warm:#E8E6DF;
  --paper:#F4F2EB; --cream:#F9F6EE; --warm-gray:#E1E0DA; --fog:#C0C4CB;
  --sans:'Inter Tight','Söhne',-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*,*::before,*::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans); color: var(--ink); background: var(--paper);
  -webkit-font-smoothing: antialiased; line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50; background: rgba(244,242,235,0.92);
  backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.nav.scrolled { border-bottom-color: var(--warm-gray); }
.nav-inner {
  max-width: 1280px; margin: 0 auto; padding: 20px 32px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-brand { display: flex; align-items: center; gap: 12px; }
.nav-brand .word {
  font-weight: 600; font-size: 22px; letter-spacing: -0.04em; color: var(--ink);
}
.nav-brand .word .slash { color: var(--blue); }
.nav-brand .word .light { font-weight: 300; }
.nav-links { display: flex; gap: 36px; align-items: center; font-size: 14px; font-weight: 500; }
.nav-links a {
  position: relative; padding: 8px 0; color: var(--ink-soft);
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 2px;
  height: 2px; background: var(--blue);
}
.nav-links a.nav-cta {
  background: var(--ink); color: var(--silver); padding: 10px 18px;
  border-radius: 999px; font-size: 14px; font-weight: 500;
  transition: background 0.15s; white-space: nowrap;
}
.nav-links a.nav-cta::after { display: none; }
.nav-links a.nav-cta:hover { background: var(--blue-darker); color: var(--silver); }

.nav-burger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-burger span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; transition: transform 0.2s; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 96px 32px 120px; }
.hero-inner { max-width: 1280px; margin: 0 auto; position: relative; z-index: 2; }
.eyebrow {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--blue-deep);
}
.hero h1 {
  font-weight: 600; font-size: clamp(48px, 9vw, 144px); letter-spacing: -0.05em;
  line-height: 0.92; margin: 24px 0 0; max-width: 1100px;
}
.hero h1 .light { font-weight: 300; color: var(--blue-deep); }
.hero p.lead {
  font-size: clamp(16px, 1.6vw, 22px); font-weight: 300; line-height: 1.4;
  margin-top: 32px; max-width: 640px; color: var(--ink-soft);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 32px; align-items: center; }
.btn-primary {
  background: var(--blue); color: var(--silver); padding: 14px 24px;
  border-radius: 999px; font-size: 15px; font-weight: 500; cursor: pointer;
  transition: background 0.15s, transform 0.15s;
}
.btn-primary:hover { background: var(--blue-deep); }
.btn-primary:active { transform: translateY(1px); }
.btn-ghost {
  border: 1px solid var(--warm-gray); padding: 14px 24px; border-radius: 999px;
  font-size: 15px; font-weight: 500; cursor: pointer; color: var(--ink);
  transition: background 0.15s;
}
.btn-ghost:hover { background: var(--warm-gray); }
.hero-meta {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink-soft);
}
.hero-mark {
  position: absolute; right: -160px; bottom: -160px; opacity: 0.85; z-index: 1;
  pointer-events: none;
}

/* Section */
.section { padding: 96px 32px; }
.section-inner { max-width: 1280px; margin: 0 auto; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
.section-title { font-size: clamp(32px, 4vw, 56px); font-weight: 500; letter-spacing: -0.035em; margin: 16px 0 0; max-width: 760px; line-height: 1.05; }
.section-title .light { font-weight: 300; color: var(--blue-deep); font-style: italic; }
.section-sub { font-size: 16px; color: var(--ink-soft); max-width: 540px; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 56px; }
.card {
  background: white; border: 1px solid var(--warm-gray); border-radius: 8px;
  padding: 28px; transition: transform 0.2s, box-shadow 0.2s;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 12px 32px -16px rgba(20,26,36,0.18); }
.card .num {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.26em;
  color: var(--blue-deep); text-transform: uppercase;
}
.card h3 { font-size: 22px; font-weight: 500; letter-spacing: -0.02em; margin: 16px 0 8px; }
.card p { color: var(--ink-soft); font-size: 14px; margin: 0; flex: 1; }
.card .arrow { margin-top: 24px; color: var(--blue); font-size: 14px; font-weight: 500; }

/* Stats */
.stats { background: var(--ink); color: var(--silver); padding: 64px 32px; }
.stats-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.stat .num { font-size: 56px; font-weight: 500; letter-spacing: -0.04em; line-height: 1; color: var(--blue); }
.stat .label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; opacity: 0.7; margin-top: 12px; }

/* CTA strip */
.cta {
  background: var(--blue); color: var(--silver); padding: 80px 32px;
  text-align: center;
}
.cta h2 { font-size: clamp(36px, 5vw, 64px); font-weight: 500; letter-spacing: -0.035em; margin: 0; }
.cta h2 .light { font-weight: 300; font-style: italic; }
.cta p { font-size: 16px; opacity: 0.85; max-width: 540px; margin: 16px auto 32px; font-weight: 300; }
.cta .btn-primary { background: var(--ink); }
.cta .btn-primary:hover { background: var(--blue-darker); }

/* Footer */
.footer {
  background: var(--cream); border-top: 1px solid var(--warm-gray);
  padding: 56px 32px 32px; font-size: 14px; color: var(--ink-soft);
}
.footer-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.footer h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink); margin: 0 0 16px; font-weight: 500; }
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer a:hover { color: var(--ink); }
.footer-bottom {
  max-width: 1280px; margin: 56px auto 0; padding-top: 24px;
  border-top: 1px solid var(--warm-gray); font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.2em; text-transform: uppercase; opacity: 0.6;
  display: flex; justify-content: space-between;
}

/* Page header (for sub-pages) */
.page-head { padding: 120px 32px 64px; }
.page-head-inner { max-width: 1280px; margin: 0 auto; }
.page-head h1 { font-size: clamp(48px, 7vw, 96px); font-weight: 500; letter-spacing: -0.04em; margin: 16px 0 0; line-height: 0.95; }
.page-head h1 .light { font-weight: 300; color: var(--blue-deep); font-style: italic; }
.page-head .lead { font-size: 18px; color: var(--ink-soft); max-width: 640px; margin-top: 24px; font-weight: 300; }

/* Two-col content */
.two-col { display: grid; grid-template-columns: 1fr 2fr; gap: 64px; padding: 64px 32px; max-width: 1280px; margin: 0 auto; }
.two-col h2 { font-size: 32px; font-weight: 500; letter-spacing: -0.03em; margin: 0; }
.two-col p { color: var(--ink-soft); margin: 16px 0 0; }
.two-col ul { list-style: none; padding: 0; margin: 0; }
.two-col li { padding: 16px 0; border-top: 1px solid var(--warm-gray); display: flex; gap: 16px; align-items: baseline; }
.two-col li:last-child { border-bottom: 1px solid var(--warm-gray); }
.two-col li .num { font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; color: var(--blue-deep); flex: none; width: 32px; }
.two-col li h4 { margin: 0 0 4px; font-size: 18px; font-weight: 500; }
.two-col li p { margin: 0; font-size: 14px; }

/* Notes (article list) */
.notes-list { display: flex; flex-direction: column; max-width: 880px; margin: 0 auto; padding: 0 32px; }
.note-item {
  display: grid; grid-template-columns: 120px 1fr auto; gap: 32px; align-items: baseline;
  padding: 24px 0; border-top: 1px solid var(--warm-gray);
  cursor: pointer; transition: padding-left 0.2s;
}
.note-item:hover { padding-left: 8px; }
.note-item:last-child { border-bottom: 1px solid var(--warm-gray); }
.note-item .date { font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--blue-deep); }
.note-item h3 { margin: 0; font-size: 22px; font-weight: 500; letter-spacing: -0.02em; }
.note-item .read { font-size: 13px; color: var(--ink-soft); }

/* Responsive */
@media (max-width: 880px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--paper); padding: 16px 32px 24px; border-bottom: 1px solid var(--warm-gray); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; border-top: 1px solid var(--warm-gray); width: 100%; }
  .nav-links a:first-child { border-top: 0; }
  .nav-burger { display: block; }
  .cards { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .note-item { grid-template-columns: 1fr; gap: 8px; }
  .hero { padding: 64px 24px 80px; }
  .section { padding: 64px 24px; }
  .hero-mark svg { width: 480px; height: 480px; }
}