/* ============================================================
   NUDGY CONSULTING — SHARED STYLES
   Design system per Brand Exploration v11 + Asset Downloads
   ============================================================ */

:root {
  --navy:        #102040;
  --navy-deep:   #0A1830;
  --navy-soft:   #2A3A5C;

  --coral:       #E89280;
  --coral-soft:  #F2B8AC;
  --coral-deep:  #C9745F;

  --cream:       #F8F0E8;
  --cream-deep:  #EFE2D2;
  --paper:       #F3EADF;
  --ink:         #1B1A18;
  --ink-soft:    #5E574F;
  --rule:        #E2D4C2;

  --display: "Outfit", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --sans:    "General Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, monospace;

  --max-w: 1240px;
  --pad-x: 56px;
  --pad-x-mob: 28px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--ink);
  font-feature-settings: "ss01", "ss02";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-size: 16px;
  line-height: 1.55;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }

/* Bilingual visibility — !important so it always trumps layout rules
   like .site-header.is-open .billow-pill { display: flex } */
html[data-lang="fr"] [lang="en"] { display: none !important; }
html[data-lang="en"] [lang="fr"] { display: none !important; }

/* Layout primitives */
.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad-x); }
@media (max-width: 720px) { .wrap { padding: 0 var(--pad-x-mob); } }

section { padding: 128px 0; border-top: 1px solid var(--rule); }
section.flush-top { border-top: 0; }
section.tight { padding: 80px 0; }
@media (max-width: 720px) {
  section { padding: 80px 0; }
  section.tight { padding: 56px 0; }
}

/* Typography */
h1, h2, h3, h4 { font-family: var(--display); margin: 0; letter-spacing: -0.02em; }
h1 { font-size: clamp(48px, 6.4vw, 96px); line-height: 0.96; letter-spacing: -0.034em; font-weight: 800; }
h2 { font-size: clamp(34px, 4vw, 56px); line-height: 1.04; letter-spacing: -0.028em; font-weight: 700; }
h3 { font-size: 22px; line-height: 1.3; font-weight: 700; letter-spacing: -0.015em; }
h4 { font-size: 13px; font-weight: 600; letter-spacing: 0; font-family: var(--sans); }

p { margin: 0 0 1em; max-width: 62ch; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }
p.lede { font-size: 20px; line-height: 1.45; color: var(--ink-soft); max-width: 56ch; font-family: var(--sans); font-weight: 400; }

em { font-style: normal; color: var(--coral-deep); font-family: var(--display); font-weight: 800; }

.meta {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ink-soft);
}
.dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--coral); margin-right: 8px; vertical-align: middle;
}

/* Wordmark "nudgy" */
.nm {
  font-family: var(--display);
  font-weight: 900;
  letter-spacing: -0.035em;
  color: var(--navy);
  line-height: 0.9;
  display: inline-block;
  position: relative;
  white-space: nowrap;
}
.nm .d {
  position: relative;
  display: inline-block;
  color: transparent;
  vertical-align: baseline;
}
.nm .d::before {
  content: "";
  position: absolute;
  left: 0; bottom: 0.08em;
  width: 0.516em; height: 0.516em;
  background: var(--coral);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}
.nm .d::after {
  content: "";
  position: absolute;
  right: 0.02em; bottom: 0.08em;
  width: 0.16em; height: 0.734em;
  background: var(--navy);
  pointer-events: none;
  z-index: 3;
}
.nm .g { position: relative; z-index: 4; display: inline-block; }
.nm.on-dark { color: var(--cream); }
.nm.on-dark .d::after { background: var(--cream); }

.top-label {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-soft);
}

/* HEADER */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(248, 240, 232, 0.92);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--rule);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding-top: 18px; padding-bottom: 18px;
}
.brand-link {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none; color: inherit;
}
.brand-link svg { width: 32px; height: 32px; flex-shrink: 0; }
.brand-link .nm { font-size: 28px; }
.brand-link .sub {
  font-family: var(--display); font-weight: 500; font-size: 9px;
  letter-spacing: 0.36em; text-transform: uppercase; color: var(--ink-soft);
  margin-left: 6px; padding-left: 12px; border-left: 1px solid var(--rule);
  line-height: 1;
}

.site-nav {
  display: flex; align-items: center; gap: 36px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase;
}
.site-nav a {
  text-decoration: none; color: var(--ink-soft);
  transition: color 0.2s; position: relative;
}
.site-nav a:hover { color: var(--ink); }
.site-nav a.is-active { color: var(--ink); }
.site-nav a.is-active::before {
  content: ""; position: absolute; left: -14px; top: 50%;
  width: 6px; height: 6px; background: var(--coral);
  border-radius: 50%; transform: translateY(-50%);
}

.site-tools { display: flex; align-items: center; gap: 20px; }
.lang-toggle {
  display: inline-flex; font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em;
}
.lang-toggle button {
  background: transparent; border: 0; padding: 4px 8px;
  font: inherit; letter-spacing: inherit; color: var(--ink-soft);
  cursor: pointer; text-transform: uppercase;
  transition: color 0.2s;
}
.lang-toggle button:hover { color: var(--ink); }
.lang-toggle button.is-active { color: var(--ink); font-weight: 600; }
.lang-toggle .sep { color: var(--rule); align-self: center; }

.billow-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-soft);
  padding: 8px 12px; border: 1px solid var(--rule);
  text-decoration: none; transition: border-color 0.2s, color 0.2s;
}
.billow-pill:hover { color: var(--ink); border-color: var(--ink); }
.billow-pill .arrow { transition: transform 0.2s; }
.billow-pill:hover .arrow { transform: translateX(3px); }

.nav-toggle {
  display: none; background: transparent; border: 0; padding: 8px;
  cursor: pointer;
}
.nav-toggle svg { width: 22px; height: 22px; }

@media (max-width: 960px) {
  .nav-toggle { display: inline-flex; }
  .site-nav, .billow-pill { display: none; }
  .site-header.is-open .site-nav,
  .site-header.is-open .billow-pill { display: flex; }
  .site-header.is-open .wrap { flex-wrap: wrap; }
  .site-header.is-open .site-nav {
    order: 5; width: 100%; flex-direction: column; align-items: flex-start;
    gap: 18px; padding: 16px 0 8px;
    border-top: 1px solid var(--rule); margin-top: 12px;
  }
  .site-header.is-open .billow-pill { order: 6; width: fit-content; }
}

/* HERO */
.hero { padding: 80px 0 24px; border-top: 0; }
.hero .top-row {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 96px; flex-wrap: wrap; gap: 16px;
}
@media (max-width: 720px) { .hero .top-row { margin-bottom: 56px; } }

.hero h1 { max-width: 18ch; }
.hero .lede { margin-top: 32px; }

.cta-row {
  margin-top: 48px; display: flex; flex-wrap: wrap; gap: 16px;
  align-items: center;
}
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; text-decoration: none;
  padding: 16px 22px; border: 1px solid var(--ink);
  background: var(--ink); color: var(--cream);
  cursor: pointer; transition: background 0.2s, color 0.2s, border-color 0.2s;
  font-weight: 500;
}
.btn:hover { background: var(--navy); border-color: var(--navy); }
.btn.alt { background: transparent; color: var(--ink); }
.btn.alt:hover { background: var(--ink); color: var(--cream); }
.btn.coral { background: var(--coral-deep); border-color: var(--coral-deep); color: var(--cream); }
.btn.coral:hover { background: var(--navy); border-color: var(--navy); }
.btn .arrow { transition: transform 0.2s; display: inline-block; }
.btn:hover .arrow { transform: translateX(4px); }

/* Section head */
.sec-head {
  display: grid; grid-template-columns: 200px 1fr; gap: 64px;
  margin-bottom: 72px; align-items: start;
}
.sec-head .sec-num {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em;
  color: var(--coral-deep); text-transform: uppercase;
}
.sec-head h2 { max-width: 22ch; }
.sec-head .lede { margin-top: 20px; }
@media (max-width: 880px) {
  .sec-head { grid-template-columns: 1fr; gap: 20px; margin-bottom: 48px; }
}

/* Quote */
.quote {
  margin: 40px 0; padding: 32px 40px;
  border-left: 3px solid var(--coral); background: var(--paper);
  max-width: 760px;
}
.quote .lead {
  font-family: var(--sans); font-style: italic;
  font-size: 24px; line-height: 1.35; color: var(--navy);
  margin: 0; letter-spacing: -0.012em; font-weight: 500;
  max-width: none;
}
.quote .attr {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em;
  color: var(--ink-soft); margin-top: 14px; text-transform: uppercase;
}

/* Cards */
.card {
  background: var(--paper); border: 1px solid var(--rule);
  padding: 40px 36px;
}
.card.on-cream { background: var(--cream); }
.card .num {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  color: var(--coral-deep); text-transform: uppercase;
  margin-bottom: 24px; display: block;
}
.card h3 { margin-bottom: 16px; }
.card p { color: var(--ink-soft); }

/* Pillar (Approche page) */
.pillars { display: grid; gap: 0; }
.pillar {
  display: grid; grid-template-columns: 240px 1fr; gap: 56px;
  padding: 72px 0; border-top: 1px solid var(--rule); align-items: start;
}
.pillar:first-child { border-top: 0; padding-top: 24px; }
.pillar .pillar-meta {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em;
  color: var(--coral-deep); text-transform: uppercase;
  position: sticky; top: 100px;
}
.pillar h3 {
  font-size: clamp(28px, 3vw, 40px); font-weight: 700; letter-spacing: -0.022em;
  line-height: 1.1; margin-bottom: 28px;
}
.pillar .body p { color: var(--ink); font-size: 17px; line-height: 1.6; max-width: 60ch; }
.pillar .body p + p { margin-top: 1.2em; }
.pillar ul { padding: 0; list-style: none; margin: 28px 0 0; }
.pillar ul li {
  padding: 22px 0; border-top: 1px dashed var(--rule);
  display: grid; grid-template-columns: 28px 1fr; gap: 18px;
  font-size: 16px; color: var(--ink);
}
.pillar ul li:last-child { border-bottom: 1px dashed var(--rule); }
.pillar ul li .li-mark {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  color: var(--coral-deep); padding-top: 3px;
}
.pillar ul li strong {
  font-family: var(--display); font-weight: 700;
  color: var(--ink); letter-spacing: -0.01em;
}
@media (max-width: 880px) {
  .pillar { grid-template-columns: 1fr; gap: 20px; padding: 48px 0; }
  .pillar .pillar-meta { position: static; }
}

/* Expertise grid */
.expertise-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--rule); border: 1px solid var(--rule);
}
@media (max-width: 880px) { .expertise-grid { grid-template-columns: 1fr; } }
.expertise {
  background: var(--cream); padding: 56px 48px;
  display: flex; flex-direction: column; gap: 20px;
  min-height: 380px;
}
.expertise .ex-num {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  color: var(--coral-deep); text-transform: uppercase;
}
.expertise h3 {
  font-size: clamp(24px, 2.4vw, 32px); font-weight: 700;
  letter-spacing: -0.02em; line-height: 1.15;
}
.expertise p { color: var(--ink-soft); font-size: 15px; line-height: 1.6; }
@media (max-width: 720px) {
  .expertise { padding: 40px 28px; min-height: auto; }
}

/* Ecosystem cards */
.ecosystem {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px;
  margin-top: 32px;
}
@media (max-width: 880px) { .ecosystem { grid-template-columns: 1fr; } }
.eco-card {
  position: relative; padding: 48px 44px; border: 1px solid var(--rule);
  background: var(--paper); display: flex; flex-direction: column;
  min-height: 360px;
}
.eco-card.billow { background: var(--navy); color: var(--cream); border-color: var(--navy); }
.eco-card .eco-label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; margin-bottom: 32px;
}
.eco-card.nudgy .eco-label { color: var(--coral-deep); }
.eco-card.billow .eco-label { color: var(--coral-soft); }
.eco-card .eco-name {
  font-family: var(--display); font-weight: 800; font-size: 36px;
  letter-spacing: -0.025em; line-height: 1.1; margin-bottom: 12px;
}
.eco-card .eco-tag {
  font-family: var(--display); font-weight: 500; font-size: 12px;
  letter-spacing: 0.28em; text-transform: uppercase; margin-bottom: 24px;
  color: var(--ink-soft);
}
.eco-card.billow .eco-tag { color: var(--coral-soft); }
.eco-card .eco-body { flex: 1; font-size: 16px; line-height: 1.55; color: var(--ink-soft); }
.eco-card.billow .eco-body { color: rgba(248, 240, 232, 0.78); }
.eco-card .eco-link {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; text-decoration: none;
  margin-top: 32px; display: inline-flex; align-items: center; gap: 10px;
  align-self: flex-start; padding-top: 20px; border-top: 1px solid var(--rule);
  color: var(--ink);
}
.eco-card.billow .eco-link { color: var(--coral-soft); border-top-color: rgba(248, 240, 232, 0.18); }
.eco-card .eco-link .arrow { transition: transform 0.2s; }
.eco-card .eco-link:hover .arrow { transform: translateX(4px); }

/* Cases */
.case-list { display: grid; gap: 32px; }
.case {
  border: 1px solid var(--rule); background: var(--paper);
  padding: 56px 56px 48px;
}
@media (max-width: 720px) { .case { padding: 36px 28px; } }
.case .case-top {
  display: flex; flex-wrap: wrap; justify-content: space-between;
  gap: 12px; align-items: baseline; margin-bottom: 28px;
}
.case .case-num {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  color: var(--coral-deep); text-transform: uppercase;
}
.case .client {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  color: var(--ink-soft); text-transform: uppercase;
}
.case h3 {
  font-size: clamp(24px, 2.6vw, 34px); font-weight: 700;
  letter-spacing: -0.022em; line-height: 1.15; margin-bottom: 32px;
  max-width: 28ch;
}
.case-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--rule); border: 1px solid var(--rule); margin-top: 4px;
}
@media (max-width: 880px) { .case-grid { grid-template-columns: 1fr; } }
.case-grid > div { background: var(--cream); padding: 28px 24px; }
.case-grid .label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--coral-deep); margin-bottom: 12px;
}
.case-grid p {
  font-size: 14px; line-height: 1.55; color: var(--ink); margin: 0;
}

.awards { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.award {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; padding: 10px 14px;
  border: 1px solid var(--coral); color: var(--coral-deep);
  background: var(--cream);
}
.award svg { width: 12px; height: 12px; }

/* Contact */
.contact-grid {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 80px;
  align-items: start;
}
@media (max-width: 960px) { .contact-grid { grid-template-columns: 1fr; gap: 48px; } }

.contact-form { display: flex; flex-direction: column; gap: 28px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink-soft);
}
.field input,
.field textarea {
  font-family: var(--sans); font-size: 17px; color: var(--ink);
  background: transparent; border: 0; border-bottom: 1px solid var(--rule);
  padding: 14px 0; width: 100%; resize: vertical;
  transition: border-color 0.2s;
}
.field input:focus,
.field textarea:focus {
  outline: 0; border-bottom-color: var(--coral);
}
.field textarea { min-height: 140px; line-height: 1.5; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-foot {
  display: flex; flex-wrap: wrap; gap: 20px; align-items: center;
  margin-top: 16px;
}
.form-status {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em;
  color: var(--coral-deep); text-transform: uppercase;
}
.contact-side h3 {
  margin-bottom: 16px; max-width: 24ch;
  font-size: clamp(22px, 2.2vw, 28px);
}
.contact-side p { color: var(--ink-soft); }
.contact-side .direct {
  margin-top: 32px; padding: 32px; border: 1px solid var(--rule);
  background: var(--paper);
}
.contact-side .direct .label {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  color: var(--coral-deep); text-transform: uppercase; margin-bottom: 12px;
}
.contact-side .direct a {
  font-family: var(--display); font-weight: 700; font-size: 20px;
  color: var(--ink); text-decoration: none; letter-spacing: -0.015em;
  border-bottom: 1px solid var(--coral);
}
.contact-side .direct a:hover { color: var(--coral-deep); }

/* FOOTER */
.site-footer {
  background: var(--navy); color: var(--cream);
  border-top: 0; padding: 96px 0 48px;
}
.site-footer .wrap {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 64px;
}
@media (max-width: 880px) {
  .site-footer .wrap { grid-template-columns: 1fr; gap: 48px; }
}
.site-footer .col-title {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--coral-soft); margin-bottom: 20px;
}
.site-footer h3 { color: var(--cream); margin-bottom: 12px; max-width: 24ch; }
.site-footer p { color: rgba(248, 240, 232, 0.72); font-size: 14px; line-height: 1.6; }
.site-footer .brand {
  display: flex; align-items: center; gap: 14px; margin-bottom: 24px;
}
.site-footer .brand svg { width: 40px; height: 40px; }
.site-footer .brand .nm { font-size: 32px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.site-footer a {
  color: var(--cream); text-decoration: none;
  border-bottom: 1px solid rgba(248, 240, 232, 0.2);
  padding-bottom: 2px; transition: border-color 0.2s, color 0.2s;
  font-size: 15px;
}
.site-footer a:hover { border-bottom-color: var(--coral); color: var(--coral-soft); }
.site-footer .billow-link {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 700; font-size: 18px;
  letter-spacing: -0.015em; padding: 14px 18px;
  background: var(--coral-deep); color: var(--cream); border: 0;
  margin-top: 16px;
}
.site-footer .billow-link:hover { background: var(--coral); color: var(--navy); border-bottom-color: transparent; }
.site-footer .billow-link .arrow { transition: transform 0.2s; }
.site-footer .billow-link:hover .arrow { transform: translateX(4px); }

.legal-row {
  border-top: 1px solid rgba(248, 240, 232, 0.16);
  margin-top: 72px; padding-top: 24px;
  display: flex; flex-wrap: wrap; gap: 24px;
  justify-content: space-between;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(248, 240, 232, 0.5);
}
.legal-row a {
  font-size: 11px; border-bottom: 0; color: rgba(248, 240, 232, 0.7);
  letter-spacing: 0.12em;
}
.legal-row a:hover { color: var(--coral-soft); border-bottom: 0; }
.legal-row .legal-links { display: flex; flex-wrap: wrap; gap: 24px; }

/* Decorative */
.coral-rule { height: 1px; background: var(--coral); width: 48px; margin: 24px 0; }

.spec-mark {
  display: inline-block; padding: 6px 10px; border: 1px solid var(--rule);
  background: var(--paper); font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft);
}

/* Legal page layout */
.legal-content { max-width: 760px; margin: 0 auto; }
.legal-content h2 { margin-top: 56px; margin-bottom: 20px; font-size: 28px; }
.legal-content h2:first-of-type { margin-top: 0; }
.legal-content p, .legal-content li {
  color: var(--ink-soft); font-size: 16px; line-height: 1.65;
  max-width: none;
}
.legal-content ul { padding-left: 20px; }
.legal-content a { color: var(--coral-deep); border-bottom: 1px solid var(--coral); text-decoration: none; }