/* Call Consulting — site styles */
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
.two-col[id] { scroll-margin-top: 100px; }
:root {
  color-scheme: light;
  --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;
  /* Semantic surfaces (themeable) */
  --surface:#ffffff;          /* cards & "white" sections */
  --panel:#141A24;            /* dark panels: stats, cta button */
  --nav-bg:rgba(244,242,235,0.92);
  --cta-bg:#7095c7;           /* CTA strip background */
  --menu-hover-bg:#141A24;    /* mobile dropdown link hover */
  --menu-hover-fg:#d6d8d9;
  --sans:'Inter Tight','Söhne',-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}

/* Dark theme — derived from the brand palette: deep desaturated navy
   surfaces, warm off-white text, and a slightly brightened dusty blue
   so the accent keeps adequate contrast on dark backgrounds. */
html[data-theme="dark"] {
  color-scheme: dark;
  --ink:#E9E7E0;              /* primary text -> warm off-white */
  --ink-soft:#A7AFBB;         /* secondary text -> muted blue-gray */
  --blue:#7FA3D4;             /* accent, brightened for dark bg */
  --blue-deep:#9FBDE4;        /* "deep" accent inverts lighter on dark */
  --blue-darker:#5E82B6;
  --silver:#E4E6E7;
  --silver-warm:#E8E6DF;
  --paper:#0F141C;           /* page background */
  --cream:#151B24;           /* footer / dropdown surface */
  --warm-gray:#2A3340;       /* borders */
  --fog:#79818D;
  --surface:#1A212C;         /* elevated card surface */
  --panel:#1E2733;           /* stats panel, cta button */
  --nav-bg:rgba(15,20,28,0.92);
  --cta-bg:#2E4A6E;          /* deeper, less glaring CTA block */
  --menu-hover-bg:#7FA3D4;
  --menu-hover-fg:#0F141C;
}
*,*::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;
  transition: background-color 0.3s ease, color 0.3s ease;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50; background: var(--nav-bg);
  backdrop-filter: saturate(160%) blur(12px); border-bottom: 1px solid transparent;
  transition: border-color 0.4s ease, box-shadow 0.4s ease, padding 0.3s ease, background-color 0.3s ease;
}
.nav.scrolled { border-bottom-color: var(--warm-gray); box-shadow: 0 2px 12px -4px rgba(20,26,36,0.08); }
.nav-inner {
  max-width: 1280px; margin: 0 auto; padding: 14px 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);
  position: relative;
}
.nav-brand .word::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--blue);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-brand:hover .word::after { transform: scaleX(1); }
.nav-brand .word .slash { color: var(--blue); }
.nav-brand .word .light { font-weight: 300; }
.nav-links { display: flex; gap: 8px; align-items: center; font-size: 14px; font-weight: 500; }
.nav-links a {
  position: relative; padding: 8px 16px; color: var(--ink-soft);
  transition: color 0.25s;
  border-radius: 8px;
}
.nav-links a::after {
  content: ''; position: absolute; left: 8px; right: 8px; bottom: 4px;
  height: 2px; background: var(--blue);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-links a.active { color: var(--ink); }
.nav-links a.active::after { transform: scaleX(1); }
.nav-links a.nav-cta {
  background: none; color: var(--ink-soft); padding: 8px 16px;
  border-radius: 8px; font-size: 14px; font-weight: 500;
  transition: color 0.25s; white-space: nowrap;
}
.nav-links a.nav-cta:hover { color: var(--ink); }

/* Right-side nav cluster: theme toggle + links + burger */
.nav-right { display: flex; align-items: center; gap: 8px; }
.theme-toggle {
  background: none; border: 0; cursor: pointer; padding: 8px;
  border-radius: 8px; color: var(--ink-soft); display: flex;
  align-items: center; justify-content: center;
  transition: color 0.2s ease, background-color 0.2s ease;
}
.theme-toggle:hover { color: var(--ink); background: rgba(112,149,199,0.12); }
.theme-toggle svg { width: 20px; height: 20px; display: block; }
.theme-toggle .icon-moon { display: none; }
html[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
html[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

/* Recolor the logo's inner arc so it stays visible on dark surfaces */
html[data-theme="dark"] .nav-brand svg path:last-child,
html[data-theme="dark"] .hero-mark svg path:last-child { stroke: var(--ink); }

.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; }

/* Scroll reveal */
.reveal {
  opacity: 0; transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* 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: clamp(400px, 50vw, 860px); 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: 2px solid var(--blue); padding: 14px 24px; border-radius: 999px;
  font-size: 15px; font-weight: 500; cursor: pointer; color: var(--blue-deep);
  background: rgba(112,149,199,0.08);
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn-ghost:hover { background: rgba(112,149,199,0.18); border-color: var(--blue-deep); color: var(--ink); }
.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: -60px; bottom: -80px; z-index: 1;
  pointer-events: none;
  opacity: var(--mark-opacity, 0.85);
  transform: scale(var(--mark-scale, 1));
  transform-origin: bottom right;
}

/* 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: none; line-height: 1.05; white-space: nowrap; }
.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(5, 1fr); gap: 16px; margin-top: 56px; }
.card {
  background: var(--surface); border: 1px solid var(--warm-gray); border-radius: 8px;
  padding: 28px; transition: transform 0.2s, box-shadow 0.2s, background-color 0.3s ease, border-color 0.3s ease;
  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; }

.approach-cards { grid-template-columns: repeat(3, 1fr); }

/* Stats */
.stats { background: var(--panel); color: var(--silver); padding: 64px 32px; transition: background-color 0.3s ease; }
.stats-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; text-align: center; justify-items: center; }
.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(--cta-bg); color: var(--silver); padding: 80px 32px;
  text-align: center; transition: background-color 0.3s ease;
}
.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: 760px; margin: 16px auto 32px; font-weight: 300; }
.cta .btn-primary { background: var(--panel); }
.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 {
  position: relative; transition: color 0.25s;
}
.footer a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--blue);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.footer a.nav-brand { display: inline-flex; }
.footer a.nav-brand::after { display: none; }
.footer a.nav-brand .word { position: relative; }
.footer a.nav-brand .word::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--blue);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.footer a.nav-brand:hover .word::after { transform: scaleX(1); }
.footer a:hover { color: var(--ink); }
.footer a:hover::after { transform: scaleX(1); }
.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: none; margin-top: 24px; font-weight: 300; white-space: nowrap; }

/* Two-col content */
.two-col-wrap { background: var(--surface); transition: background-color 0.3s ease; }
.two-col-wrap.alt { background: var(--paper); }
.two-col { display: grid; grid-template-columns: 2fr 3fr; gap: 64px; padding: 64px 32px; max-width: 1080px; margin: 0 auto; }
.two-col-wrap.alt .two-col { grid-template-columns: 3fr 2fr; }
.two-col-wrap.alt .two-col > :first-child { order: 2; }
.two-col-wrap.alt .two-col > :last-child { order: 1; }
.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; }

/* Responsive */
@media (max-width: 880px) {
  .nav-links { display: none; position: absolute; top: 100%; right: 16px; width: auto; flex-direction: column; gap: 4px; background: var(--cream); padding: 8px; border-bottom: 1px solid var(--warm-gray); border-radius: 12px; box-shadow: 0 8px 24px -8px rgba(20,26,36,0.12); align-items: stretch; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 10px 20px; border-top: none; width: auto; border-radius: 8px; transition: background 0.15s, color 0.15s; white-space: nowrap; text-align: right; }
  .nav-links a::after { display: none !important; }
  .nav-links a.active::after { display: none !important; }
  .nav-links a:first-child { border-top: 0; }
  .nav-links a:hover { background: var(--menu-hover-bg); color: var(--menu-hover-fg); }
  .nav-links a.nav-cta { margin-top: 0; background: none; color: inherit; padding: 10px 20px; border-radius: 8px; font-size: 14px; font-weight: 500; }
  .nav-links a.nav-cta:hover, .nav-links a.nav-cta:active { background: var(--menu-hover-bg); color: var(--menu-hover-fg); }
  .nav-burger { display: block; }
  .cards { grid-template-columns: 1fr !important; }
  .stats-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .two-col-wrap.alt .two-col { grid-template-columns: 1fr; }
  .two-col-wrap.alt .two-col > :first-child { order: 0; }
  .two-col-wrap.alt .two-col > :last-child { order: 0; }
  .hero { padding: 64px 24px 80px; }
  .hero p.lead { max-width: 100%; }
  .section { padding: 64px 24px; }
  .section-title { white-space: normal; }
  .hero-mark { pointer-events: none; }
  .page-head .lead { white-space: normal; }
  .page-head { padding: 80px 24px 48px; }
  .page-head h1 { font-size: clamp(32px, 7vw, 96px); }
  .cta { padding: 56px 24px; }
  .cta h2 { font-size: clamp(28px, 5vw, 64px); }
}
@media (max-width: 480px) {
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}