/* ============================================================
   NEXORA — Design system
   Maison d'Affaires & d'Investissement — Cotonou, Bénin
   Direction : banque privée × promotion d'investissement × club d'affaires
   ============================================================ */

:root {
  --bg: oklch(0.97 0.007 89);
  --surface: oklch(0.929 0.017 88);
  --ink: oklch(0.29 0.062 264);
  --ink-2: oklch(0.35 0.068 264);
  --fg: oklch(0.289 0.002 90);
  --muted: oklch(0.475 0.005 90);
  --muted-on-ink: oklch(0.85 0.02 90);
  --border: oklch(0.9 0.014 90);
  --border-dark: oklch(1 0 0 / 0.12);
  --accent: oklch(0.728 0.138 90);
  --accent-deep: oklch(0.496 0.096 93);
  --accent-on-ink: oklch(0.855 0.115 93);
  --bronze: oklch(0.549 0.103 88);
  --bronze-on-ink: oklch(0.802 0.118 92);
  --green: oklch(0.549 0.131 157);
  --green-deep: oklch(0.482 0.107 161);
  --header-bg: #0F1626;

  --font-display: "Newsreader", Georgia, "Times New Roman", serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --container: 1180px;
  --gutter: clamp(20px, 4vw, 48px);
  --section-y: clamp(56px, 7vw, 96px);
  --header-h: 72px;
  --utility-bar-h: 36px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow-card: 0 1px 2px oklch(0.3 0.05 264 / 0.05);
  --shadow-lift: 0 24px 48px -24px oklch(0.3 0.05 264 / 0.25);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: oklch(0.728 0.138 90 / 0.28); color: var(--fg); }
.on-ink ::selection, .section-ink ::selection { background: oklch(0.855 0.115 93 / 0.35); color: oklch(0.98 0.006 120); }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.12;
  margin: 0 0 0.5em;
  letter-spacing: -0.015em;
}
h1 { font-size: clamp(2.3rem, 4.2vw, 3.4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); letter-spacing: -0.018em; }
h3 { font-size: clamp(1.25rem, 1.8vw, 1.5rem); line-height: 1.25; }
h4 { font-size: 1.1rem; font-family: var(--font-body); font-weight: 600; letter-spacing: 0; line-height: 1.35; }
h1 em, h2 em, h3 em { font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
.on-ink h1 em, .on-ink h2 em, .section-ink h1 em, .section-ink h2 em { color: var(--bronze-on-ink); }
p { margin: 0 0 1em; max-width: 68ch; }
.lede { font-size: clamp(1rem, 1.2vw, 1.1rem); line-height: 1.5; color: var(--muted); }
.on-ink .lede, .on-ink p { color: var(--muted-on-ink); }
.on-ink .text-muted, .section-ink .text-muted,
.on-ink .caption, .section-ink .caption { color: var(--muted-on-ink); }
.on-ink .tag, .section-ink .tag { color: var(--muted-on-ink); border-color: var(--border-dark); }

/* ---------- Layout ---------- */
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.container-wide { max-width: 1400px; margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.section-tight { padding-block: clamp(40px, 5vw, 64px); }
.section-surface { background: var(--surface); }
.section-ink { background: var(--ink); color: oklch(0.96 0.008 120); }
.on-ink { color: oklch(0.96 0.008 120); }
.on-ink h1, .on-ink h2, .on-ink h3 { color: oklch(0.98 0.006 120); }

.grid { display: grid; gap: clamp(16px, 2vw, 28px); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 64px); align-items: center; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; } }

/* ---------- Typographic details ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bronze);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--bronze); }
.on-ink .eyebrow { color: var(--bronze-on-ink); }
.on-ink .eyebrow::before { background: var(--bronze-on-ink); }

.section-head { max-width: 680px; margin-bottom: clamp(28px, 4vw, 48px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }

.mono { font-family: var(--font-mono); }
.text-muted { color: var(--muted); }
.text-accent { color: var(--accent-deep); }
.small { font-size: 0.875rem; }
.caption { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--header-bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.site-header.scrolled {
  border-bottom-color: oklch(1 0 0 / 0.1);
  box-shadow: 0 12px 32px -24px oklch(0 0 0 / 0.7);
}
.header-inner { display: flex; align-items: center; gap: 32px; height: var(--header-h); }

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-logo { height: 44px; width: auto; display: block; }
.brand-logo-footer { height: 52px; mix-blend-mode: screen; }
@media (max-width: 1120px) { .brand-logo { height: 34px; } }

.main-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-item { position: relative; }
.nav-link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 11px; font-size: 0.68rem; font-weight: 500; letter-spacing: 0.02em;
  color: oklch(0.9 0.012 95); border-radius: 4px; position: relative; transition: color 0.2s;
}
.nav-link::before {
  content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 1px;
  background: var(--bronze-on-ink); transform: scaleX(0); transform-origin: left;
  transition: transform 0.28s var(--ease);
}
.nav-link:hover { color: oklch(0.97 0.008 120); }
.nav-link:hover::before { transform: scaleX(1); }
.nav-link.active { color: var(--accent-on-ink); }
.nav-link.active::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 2px; height: 2px; background: var(--bronze-on-ink); }
.nav-link.active::before { display: none; }
.nav-caret { width: 10px; height: 10px; opacity: 0.55; transition: transform 0.2s var(--ease); }
.nav-item:hover .nav-caret, .nav-item:focus-within .nav-caret { transform: rotate(180deg); }

.nav-dropdown {
  position: absolute; top: calc(100% + 8px); left: 0; min-width: 300px;
  background: var(--bg); border: 1px solid var(--border);
  box-shadow: 0 24px 48px -16px oklch(0.28 0.05 264 / 0.18);
  padding: 10px; opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease), visibility 0.2s;
}
.nav-item:hover .nav-dropdown, .nav-item:focus-within .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown a {
  display: block; padding: 10px 14px; font-size: 0.85rem; border-radius: 3px;
  transition: background 0.15s, color 0.15s;
}
.nav-dropdown a:hover { background: var(--surface); color: var(--accent-deep); }
.nav-dropdown a .dd-title { font-weight: 500; display: block; }
.nav-dropdown a .dd-sub { display: block; font-size: 0.8rem; color: var(--muted); margin-top: 2px; }
.nav-dropdown .dd-rule { height: 1px; background: var(--border); margin: 8px 4px; }

.header-actions { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.header-actions .btn { font-size: 0.78rem; }
.lang-switch { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; color: var(--muted-on-ink); }
.lang-switch b { color: oklch(0.97 0.008 120); font-weight: 500; }
.lang-switch .lang-off { opacity: 0.45; cursor: default; }

.nav-toggle { display: none; background: none; border: 0; padding: 10px; margin-left: auto; }
.nav-toggle svg { width: 24px; height: 24px; stroke: oklch(0.96 0.008 120); }

@media (max-width: 1120px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed; inset: var(--header-h) 0 auto 0; z-index: 99;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 12px var(--gutter) 28px; margin: 0;
    max-height: calc(100dvh - var(--header-h)); overflow-y: auto;
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-link { padding: 14px 4px; font-size: 1rem; width: 100%; justify-content: space-between; color: var(--fg); }
  .nav-link:hover { color: var(--accent-deep); }
  .nav-link.active { color: var(--accent-deep); }
  .nav-link::before { display: none; }
  .nav-link.active::after { display: none; }
  .nav-dropdown {
    position: static; opacity: 1; visibility: visible; transform: none;
    border: 0; box-shadow: none; padding: 0 0 8px 16px; min-width: 0;
    display: none; background: transparent;
  }
  .nav-item.expanded .nav-dropdown { display: block; }
  .header-actions .lang-switch { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 26px; font-size: 0.95rem; font-weight: 500; letter-spacing: 0.02em;
  border: 1px solid transparent; border-radius: 3px;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), background 0.18s, color 0.18s, border-color 0.18s;
  min-height: 46px;
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 16px; height: 16px; }
.btn-primary {
  background: var(--accent); color: var(--ink);
  box-shadow: 0 1px 2px oklch(0.25 0.05 264 / 0.35), inset 0 1px 0 oklch(1 0 0 / 0.12);
}
.btn-primary:hover { background: oklch(0.668 0.128 90); transform: translateY(-1px); box-shadow: 0 8px 20px -8px oklch(0.45 0.1 90 / 0.5); }
.btn-outline { border-color: var(--fg); color: var(--fg); background: transparent; }
.btn-outline:hover { background: var(--fg); color: var(--bg); }
.btn-outline-light { border-color: oklch(1 0 0 / 0.35); color: oklch(0.96 0.008 120); background: transparent; }
.btn-outline-light:hover { border-color: oklch(1 0 0 / 0.8); background: oklch(1 0 0 / 0.08); }
.btn-sm { padding: 10px 18px; min-height: 44px; font-size: 0.88rem; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 500; font-size: 0.95rem; color: var(--accent-deep); letter-spacing: 0.01em;
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px; background-repeat: no-repeat; background-position: 0 100%;
  transition: background-size 0.3s var(--ease); padding-bottom: 2px;
}
.link-arrow:hover { background-size: calc(100% - 26px) 1px; }
.link-arrow svg { width: 16px; height: 16px; transition: transform 0.2s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }
.on-ink .link-arrow { color: var(--accent-on-ink); }

/* ---------- Heroes ---------- */
.hero {
  position: relative; min-height: min(82vh, 780px);
  display: flex; align-items: flex-end; color: oklch(0.97 0.008 120);
  background: var(--ink);
}
.hero-media { position: absolute; inset: 0; overflow: hidden; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center 40%; }
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(to right, oklch(0.24 0.055 264 / 0.55) 0%, transparent 55%),
    linear-gradient(to top, oklch(0.24 0.055 264 / 0.94) 0%, oklch(0.24 0.055 264 / 0.58) 45%, oklch(0.24 0.055 264 / 0.28) 100%);
}
.hero-media img { animation: hero-settle 1.6s var(--ease) both; }
@keyframes hero-settle { from { transform: scale(1.04); } to { transform: scale(1); } }
.hero-inner { position: relative; padding-block: clamp(52px, 7vw, 96px); width: 100%; }
html.nx-js .hero-inner > * { animation: hero-rise 0.9s var(--ease) both; }
html.nx-js .hero-inner > *:nth-child(1) { animation-delay: 0.05s; }
html.nx-js .hero-inner > *:nth-child(2) { animation-delay: 0.15s; }
html.nx-js .hero-inner > *:nth-child(3) { animation-delay: 0.25s; }
html.nx-js .hero-inner > *:nth-child(4) { animation-delay: 0.35s; }
@keyframes hero-rise { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .hero-media img, html.nx-js .hero-inner > * { animation: none; }
}
.hero h1 { font-size: clamp(2.6rem, 5.2vw, 4.3rem); max-width: 15ch; color: oklch(0.99 0.004 120); }
.hero .lede { max-width: 56ch; color: oklch(0.86 0.012 130); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-foot {
  position: relative; border-top: 1px solid var(--border-dark);
  padding-block: 18px; font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: oklch(0.8 0.015 130);
  display: flex; flex-wrap: wrap; gap: 12px 40px;
}
.hero-foot span { display: inline-flex; align-items: center; gap: 10px; }
.hero-foot i { width: 5px; height: 5px; background: var(--bronze-on-ink); display: inline-block; transform: rotate(45deg); }

.page-hero { position: relative; background: var(--ink); color: oklch(0.97 0.008 120); overflow: hidden; }
html.nx-js .page-hero-inner > * { animation: hero-rise 0.85s var(--ease) both; }
html.nx-js .page-hero-inner > *:nth-child(1) { animation-delay: 0.05s; }
html.nx-js .page-hero-inner > *:nth-child(2) { animation-delay: 0.14s; }
html.nx-js .page-hero-inner > *:nth-child(3) { animation-delay: 0.22s; }
html.nx-js .page-hero-inner > *:nth-child(4) { animation-delay: 0.3s; }
html.nx-js .page-hero-inner > *:nth-child(5) { animation-delay: 0.38s; }
.page-hero.has-img .hero-media::after { background: linear-gradient(to right, oklch(0.24 0.055 264 / 0.95) 20%, oklch(0.24 0.055 264 / 0.68) 70%, oklch(0.24 0.055 264 / 0.42) 100%); }
.page-hero-inner { position: relative; padding-block: clamp(52px, 7.5vw, 96px); }
.page-hero h1 { max-width: 20ch; }
.page-hero .lede { max-width: 58ch; }
.page-hero.has-img .lede { color: oklch(0.86 0.012 130); }
.breadcrumb { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: oklch(0.78 0.015 130); margin-bottom: 24px; display: flex; gap: 10px; flex-wrap: wrap; }
.breadcrumb a:hover { color: var(--bronze-on-ink); }
.breadcrumb .sep { opacity: 0.5; }

/* ---------- Cards ---------- */
.card {
  position: relative;
  background: var(--bg); border: 1px solid var(--border); padding: clamp(20px, 2.4vw, 28px);
  display: flex; flex-direction: column; gap: 12px;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s;
}
.card::after {
  content: ""; position: absolute; top: -1px; left: -1px; right: -1px; height: 2px;
  background: var(--bronze); transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s var(--ease);
}
a.card:hover, .card.hoverable:hover {
  transform: translateY(-4px); border-color: oklch(0.8 0.02 120);
  box-shadow: var(--shadow-lift);
}
a.card:hover::after, .card.hoverable:hover::after { transform: scaleX(1); }
.card-num { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; color: var(--bronze); }
.card h3, .card h4 { margin: 0; }
.card p { color: var(--muted); font-size: 0.88rem; margin: 0; }
.card .link-arrow { margin-top: auto; padding-top: 8px; font-size: 0.88rem; }
.card-icon { width: 36px; height: 36px; color: var(--bronze); }
.card-icon svg { width: 100%; height: 100%; stroke-width: 1.5; }

.card-ink { background: var(--ink-2); border-color: var(--border-dark); color: oklch(0.92 0.01 130); }
.card-ink p { color: var(--muted-on-ink); }
.card-ink .card-num { color: var(--bronze-on-ink); }

/* ---------- Stats ---------- */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 2.5vw, 40px); }
@media (max-width: 900px) { .stats-row { grid-template-columns: repeat(2, 1fr); } }
.stats-band { border-block: 1px solid var(--border); background: var(--bg); }
.stats-band .stats-row { gap: 0; }
.stats-band .stats-row > div { padding: clamp(24px, 3vw, 40px) clamp(16px, 2vw, 32px); border-right: 1px solid var(--border); }
.stats-band .stats-row > div:first-child { padding-left: 0; }
.stats-band .stats-row > div:last-child { border-right: 0; }
@media (max-width: 900px) {
  .stats-band .stats-row > div { padding: 20px 16px; border-bottom: 1px solid var(--border); }
  .stats-band .stats-row > div:nth-child(2n) { border-right: 0; }
  .stats-band .stats-row > div:nth-last-child(-n+2) { border-bottom: 0; }
  .stats-band .stats-row > div:nth-child(odd) { padding-left: 0; }
}
.stat-value { font-family: var(--font-display); font-size: clamp(2.4rem, 4vw, 3.6rem); font-weight: 500; letter-spacing: -0.02em; line-height: 1; color: var(--fg); font-variant-numeric: tabular-nums; }
.stat-value em { font-style: normal; color: var(--bronze); }
.on-ink .stat-value { color: oklch(0.97 0.008 120); }
.on-ink .stat-value em { color: var(--bronze-on-ink); }
.stat-label { font-size: 0.88rem; color: var(--muted); margin-top: 8px; max-width: 26ch; }
.on-ink .stat-label { color: var(--muted-on-ink); }
.stat-source { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--muted); margin-top: 6px; display: block; opacity: 0.8; }
.on-ink .stat-source, .section-ink .stat-source { color: var(--muted-on-ink); opacity: 1; }

/* ---------- Timeline (méthodologie) ---------- */
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: step; border-top: 1px solid var(--border); }
.timeline-step { padding: 24px 20px 28px; border-right: 1px solid var(--border); position: relative; }
.timeline-step:last-child { border-right: 0; }
.timeline-step::before {
  counter-increment: step; content: "0" counter(step);
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; color: var(--bronze);
  display: block; margin-bottom: 12px;
}
.timeline-step::after { content: ""; position: absolute; top: -4px; left: 20px; width: 7px; height: 7px; background: var(--bronze); transform: rotate(45deg); }
.timeline-step h4 { margin-bottom: 8px; }
.timeline-step p { font-size: 0.88rem; color: var(--muted); margin: 0; }
.on-ink .timeline { border-color: var(--border-dark); }
.on-ink .timeline-step { border-color: var(--border-dark); }
.on-ink .timeline-step p { color: var(--muted-on-ink); }
.on-ink .timeline-step::before { color: var(--bronze-on-ink); }
.on-ink .timeline-step::after { background: var(--bronze-on-ink); }
@media (max-width: 900px) {
  .timeline { grid-template-columns: 1fr; border-top: 0; border-left: 1px solid var(--border); }
  .timeline-step { border-right: 0; border-bottom: 1px solid var(--border); padding: 20px 0 20px 28px; }
  .timeline-step::after { top: 26px; left: -4px; }
}

/* ---------- Marquee secteurs ---------- */
.marquee {
  overflow: hidden; border-block: 1px solid var(--border); padding-block: 18px; background: var(--bg);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track { display: flex; gap: 48px; width: max-content; animation: marquee 42s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  font-family: var(--font-display); font-size: clamp(1.05rem, 1.6vw, 1.4rem); font-weight: 500;
  letter-spacing: -0.01em; color: var(--muted); white-space: nowrap;
  display: inline-flex; align-items: center; gap: 48px; transition: color 0.2s;
}
.marquee-item::after { content: ""; width: 6px; height: 6px; background: var(--bronze); transform: rotate(45deg); flex-shrink: 0; }
.marquee-item:hover { color: var(--fg); }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; flex-wrap: wrap; width: auto; } }

/* ---------- Images ---------- */
.img-frame { position: relative; overflow: hidden; background: var(--surface); }
.img-frame img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.img-frame:hover img { transform: scale(1.02); }
.img-frame.ar-43 { aspect-ratio: 4 / 3; }
.img-frame.ar-169 { aspect-ratio: 16 / 9; }
.img-frame.ar-11 { aspect-ratio: 1 / 1; }
.img-caption {
  position: absolute; left: 14px; bottom: 14px;
  background: oklch(0.29 0.062 264 / 0.82); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  color: oklch(0.95 0.008 120); font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.1em; text-transform: uppercase; padding: 7px 12px;
}

/* ---------- Lists ---------- */
.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.check-list li { display: flex; gap: 14px; align-items: flex-start; font-size: 1rem; }
.check-list li svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--accent-deep); margin-top: 2px; }
.check-list li b { font-weight: 600; }
.check-list li span { color: var(--muted); display: block; font-size: 0.88rem; }
.on-ink .check-list li svg { color: var(--accent-on-ink); }
.on-ink .check-list li span { color: var(--muted-on-ink); }

/* ---------- CTA band ---------- */
.cta-band { background: var(--ink); color: oklch(0.96 0.008 120); position: relative; overflow: hidden; }
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; padding-block: clamp(44px, 6vw, 72px); }
.cta-band h2 { margin: 0; max-width: 18ch; }
.cta-band .cta-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- FAQ ---------- */
.faq-list { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 20px 44px 20px 0; position: relative;
  font-family: var(--font-display); font-size: 1.12rem; font-weight: 500; letter-spacing: -0.01em;
  transition: color 0.2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent-deep); }
.faq-item summary::after {
  content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono); font-size: 1.2rem; color: var(--bronze); transition: transform 0.25s var(--ease);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item .faq-body { padding: 0 0 22px; color: var(--muted); max-width: 70ch; }
.faq-item .faq-body p { margin-bottom: 0.6em; }

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.field label { display: block; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; font: inherit; font-size: 0.95rem; color: var(--fg);
  background: var(--bg); border: 1px solid var(--border); border-radius: 3px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--accent-deep); box-shadow: 0 0 0 3px oklch(0.728 0.138 90 / 0.2);
}
.form-note { font-size: 0.8rem; color: var(--muted); }
.form-success {
  display: none; padding: 18px 22px; border: 1px solid var(--green);
  background: oklch(0.549 0.131 157 / 0.07); color: var(--green-deep);
  font-weight: 500; border-radius: 3px; margin-top: 20px;
}
.form-success.show { display: block; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); }
table.data { width: 100%; border-collapse: collapse; font-size: 0.95rem; min-width: 640px; }
table.data th {
  text-align: left; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--muted); font-weight: 500;
  padding: 12px 18px; border-bottom: 1px solid var(--border); background: var(--surface);
}
table.data td { padding: 14px 18px; border-bottom: 1px solid var(--border); vertical-align: top; }
table.data tr:last-child td { border-bottom: 0; }
table.data td b { font-weight: 600; }
table.data .price { font-family: var(--font-mono); white-space: nowrap; }

/* ---------- Articles ---------- */
.article-card { display: flex; flex-direction: column; gap: 10px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.article-card .art-meta { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--bronze); display: flex; gap: 16px; }
.article-card h3 { margin: 0; transition: color 0.2s; }
.article-card:hover h3 { color: var(--accent-deep); }
.article-card p { color: var(--muted); font-size: 0.88rem; margin: 0; }

.tag { display: inline-block; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--border); padding: 5px 11px; border-radius: 999px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: var(--muted-on-ink); margin-top: 0; border-top: 2px solid var(--accent); }
.footer-main { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: clamp(28px, 3.5vw, 56px); padding-block: clamp(44px, 6vw, 72px); }
@media (max-width: 900px) { .footer-main { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-main { grid-template-columns: 1fr; } }
.footer-brand .brand-name { color: oklch(0.97 0.008 120); font-size: 1.6rem; }
.footer-brand p { font-size: 0.88rem; max-width: 34ch; color: var(--muted-on-ink); }
.footer-col h5 {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--bronze-on-ink); font-weight: 500; margin: 0 0 16px;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer-col a { font-size: 0.95rem; transition: color 0.2s; }
.footer-col a:hover { color: oklch(0.97 0.008 120); }
.footer-bottom {
  border-top: 1px solid var(--border-dark); padding-block: 20px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  font-size: 0.8rem;
}
.footer-bottom nav { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-bottom a:hover { color: oklch(0.97 0.008 120); }
.footer-baseline { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--bronze-on-ink); margin-top: 14px; display: block; }

/* ---------- Reveal ---------- */
html.nx-js .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
html.nx-js .reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; } .reveal-d2 { transition-delay: 0.16s; } .reveal-d3 { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) { html.nx-js .reveal { opacity: 1; transform: none; } }

/* ---------- Misc ---------- */
.rule-bronze { width: 56px; height: 2px; background: var(--bronze); border: 0; margin: 0 0 24px; }
.notice {
  border: 1px dashed oklch(0.549 0.103 88 / 0.55); background: oklch(0.549 0.103 88 / 0.06);
  padding: 16px 20px; font-size: 0.88rem; color: var(--muted); border-radius: 3px;
}
.notice b { color: var(--fg); font-weight: 600; }
.logo-row { display: flex; flex-wrap: wrap; gap: 16px 40px; align-items: center; }
.logo-row span { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }

.skip-link { position: absolute; left: -9999px; top: 0; background: var(--ink); color: #fff; padding: 12px 20px; z-index: 200; }
.skip-link:focus { left: 12px; top: 12px; }

:focus-visible { outline: 2px solid var(--accent-deep); outline-offset: 3px; }

/* ============================================================
   v2 — Héritages des références (Bain, Kearney, Helios,
   Rothschild & Co, Strategy&)
   ============================================================ */

/* ---------- Barre utilitaire (Bain) ---------- */
.utility-bar {
  background: var(--header-bg); color: var(--muted-on-ink);
  border-bottom: 1px solid oklch(1 0 0 / 0.08);
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase;
}
.utility-bar-inner { display: flex; align-items: center; gap: 28px; height: var(--utility-bar-h); }
.utility-bar a { display: inline-flex; align-items: center; gap: 7px; padding: 4px 0; transition: color 0.2s; }
.utility-bar a:hover { color: oklch(0.97 0.008 120); }
.utility-bar .ub-loc { display: inline-flex; align-items: center; gap: 8px; margin-right: auto; color: var(--bronze-on-ink); }
.utility-bar .ub-loc i { width: 5px; height: 5px; background: var(--bronze-on-ink); transform: rotate(45deg); }
.utility-bar a svg { width: 12px; height: 12px; }
@media (max-width: 1120px) { .utility-bar { display: none; } :root { --utility-bar-h: 0px; } }

/* ---------- Mega-menu (Kearney / Strategy&) ---------- */
.nav-dropdown.mega {
  min-width: 560px; padding: 20px 22px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px 24px;
}
.nav-dropdown.mega .dd-group {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted); padding: 6px 14px 8px; grid-column: span 1; border-bottom: 1px solid var(--border); margin-bottom: 4px;
}
.nav-dropdown.mega .dd-col { display: flex; flex-direction: column; }
.nav-dropdown.mega .dd-all { grid-column: 1 / -1; margin-top: 8px; border-top: 1px solid var(--border); }
.nav-dropdown.mega .dd-all a { font-weight: 500; color: var(--accent-deep); display: flex; align-items: center; gap: 8px; }
.nav-dropdown.mega .dd-all a svg { width: 14px; height: 14px; }
@media (max-width: 1120px) {
  .nav-dropdown.mega { min-width: 0; display: none; grid-template-columns: 1fr; }
  .nav-item.expanded .nav-dropdown.mega { display: grid; }
}

/* ---------- Search overlay (Bain / Kearney / Strategy&) ---------- */
.search-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; background: none; border: 0; border-radius: 3px;
  color: oklch(0.9 0.012 95); transition: color 0.2s, background 0.2s;
}
.search-toggle:hover { color: var(--accent-on-ink); background: oklch(1 0 0 / 0.08); }
.search-toggle svg { width: 19px; height: 19px; }
.search-overlay {
  position: fixed; inset: 0; z-index: 300; background: color-mix(in oklch, var(--ink) 97%, transparent);
  color: oklch(0.96 0.008 120); display: flex; align-items: flex-start; justify-content: center;
  opacity: 0; visibility: hidden; transition: opacity 0.25s var(--ease), visibility 0.25s;
}
.search-overlay.open { opacity: 1; visibility: visible; }
.search-overlay-inner { width: min(760px, 100%); padding: clamp(72px, 12vh, 140px) var(--gutter) 48px; }
.search-overlay .search-close {
  position: absolute; top: 20px; right: 24px; background: none; border: 0; color: oklch(0.8 0.01 130);
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 10px; padding: 12px; transition: color 0.2s;
}
.search-overlay .search-close:hover { color: #fff; }
.search-overlay .search-close svg { width: 16px; height: 16px; }
.search-box { display: flex; align-items: center; gap: 16px; border-bottom: 2px solid oklch(1 0 0 / 0.35); padding-bottom: 14px; }
.search-box svg { width: 24px; height: 24px; color: var(--bronze-on-ink); flex-shrink: 0; }
.search-box input {
  flex: 1; background: none; border: 0; outline: none; color: oklch(0.98 0.006 120);
  font-family: var(--font-display); font-size: clamp(1.4rem, 3vw, 2rem); letter-spacing: -0.01em;
}
.search-box input::placeholder { color: oklch(0.65 0.015 140); }
.search-hints { margin-top: 28px; }
.search-hints .caption { color: oklch(0.7 0.015 130); display: block; margin-bottom: 12px; }
.search-quick { margin-top: 32px; border-top: 1px solid var(--border-dark); padding-top: 20px; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 4px 24px; }
.search-quick a { padding: 9px 0; font-size: 0.95rem; color: var(--muted-on-ink); display: flex; justify-content: space-between; gap: 12px; transition: color 0.2s; }
.search-quick a:hover { color: #fff; }
.search-quick a svg { width: 14px; height: 14px; flex-shrink: 0; margin-top: 4px; }
body.search-open { overflow: hidden; }

/* ---------- Chips (Bain) ---------- */
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.06em;
  padding: 10px 18px; border: 1px solid var(--border); border-radius: 999px;
  background: var(--bg); color: var(--fg); cursor: pointer; min-height: 44px;
  transition: border-color 0.2s, background 0.2s, color 0.2s, transform 0.15s var(--ease);
}
.chip:hover { border-color: var(--accent-deep); color: var(--accent-deep); transform: translateY(-1px); }
.chip.selected { background: var(--accent); border-color: var(--accent); color: var(--ink); }
.on-ink .chip, .search-overlay .chip { background: transparent; border-color: oklch(1 0 0 / 0.3); color: oklch(0.92 0.01 130); }
.on-ink .chip:hover, .search-overlay .chip:hover { border-color: var(--bronze-on-ink); color: #fff; }
.on-ink .chip.selected, .search-overlay .chip.selected { background: var(--bronze-on-ink); border-color: var(--bronze-on-ink); color: var(--ink); }

/* ---------- Module guidé 2 questions (Bain "mad-lib") ---------- */
.guide { border-block: 1px solid var(--border); background: var(--surface); }
.guide-inner { padding-block: clamp(40px, 5.5vw, 72px); display: grid; grid-template-columns: minmax(280px, 5fr) 7fr; gap: clamp(28px, 4vw, 72px); align-items: start; }
@media (max-width: 900px) { .guide-inner { grid-template-columns: 1fr; } }
.guide h2 { margin-bottom: 12px; }
.guide-step { margin-bottom: 8px; }
html.nx-js .guide-step { display: none; margin-bottom: 0; }
html.nx-js .guide-step.current { display: block; animation: guide-in 0.4s var(--ease) both; }
@keyframes guide-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .guide-step.current { animation: none; } }
.guide-progress { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; display: flex; align-items: center; gap: 12px; }
.guide-progress .gp-bar { flex: 0 0 72px; height: 2px; background: var(--border); position: relative; overflow: hidden; }
.guide-progress .gp-bar i { position: absolute; inset: 0; background: var(--bronze); transform: scaleX(0.5); transform-origin: left; transition: transform 0.4s var(--ease); }
.guide-q { font-family: var(--font-display); font-size: clamp(1.3rem, 2vw, 1.7rem); font-weight: 500; letter-spacing: -0.015em; margin: 0 0 20px; }
.guide-nav { display: flex; align-items: center; gap: 18px; margin-top: 24px; flex-wrap: wrap; }
.guide-back { background: none; border: 0; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); display: inline-flex; align-items: center; gap: 8px; padding: 10px 0; transition: color 0.2s; }
.guide-back:hover { color: var(--fg); }
.guide-back svg { width: 14px; height: 14px; }
.guide-recap { font-size: 0.95rem; color: var(--muted); margin-bottom: 18px; }
.guide-recap b { color: var(--fg); font-weight: 600; }
#guide-submit[disabled] { opacity: 0.45; pointer-events: none; }

/* ---------- Double bande de conversion (Bain) ---------- */
.dual-cta { display: grid; grid-template-columns: 1fr 1fr; }
@media (max-width: 820px) { .dual-cta { grid-template-columns: 1fr; } }
.dual-cta > a {
  position: relative; padding: clamp(40px, 5vw, 72px) clamp(24px, 4vw, 64px);
  display: flex; flex-direction: column; gap: 14px; align-items: flex-start; overflow: hidden;
  transition: background 0.3s var(--ease);
}
.dual-cta > a:first-child { background: var(--ink); color: oklch(0.96 0.008 120); }
.dual-cta > a:last-child { background: var(--ink-2); color: oklch(0.96 0.008 120); border-left: 1px solid var(--border-dark); }
.dual-cta > a:hover { background: var(--accent-deep); }
.dual-cta .eyebrow { margin-bottom: 0; }
.dual-cta h3 { font-size: clamp(1.5rem, 2.4vw, 2.1rem); margin: 0; max-width: 20ch; color: oklch(0.98 0.006 120); }
.dual-cta p { color: var(--muted-on-ink); font-size: 0.95rem; margin: 0; max-width: 44ch; }
.dual-cta .link-arrow { color: var(--bronze-on-ink); margin-top: 10px; }
@media (max-width: 820px) { .dual-cta > a:last-child { border-left: 0; border-top: 1px solid var(--border-dark); } }

/* ---------- Newsletter (Bain) ---------- */
.newsletter-band { background: var(--surface); border-top: 1px solid var(--border); }
.newsletter-inner { padding-block: clamp(36px, 4.5vw, 56px); display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 64px); align-items: center; }
@media (max-width: 820px) { .newsletter-inner { grid-template-columns: 1fr; } }
.newsletter-band h2 { font-size: clamp(1.5rem, 2.4vw, 2rem); margin-bottom: 8px; }
.newsletter-form { display: flex; flex-direction: column; gap: 14px; }
.newsletter-row { display: flex; gap: 12px; }
@media (max-width: 520px) { .newsletter-row { flex-direction: column; } }
.newsletter-row input[type="email"] {
  flex: 1; padding: 13px 16px; font: inherit; font-size: 0.95rem; color: var(--fg);
  background: var(--bg); border: 1px solid var(--border); border-radius: 3px;
}
.newsletter-row input[type="email"]:focus { outline: none; border-color: var(--accent-deep); box-shadow: 0 0 0 3px oklch(0.728 0.138 90 / 0.2); }
.newsletter-consent { display: flex; gap: 10px; align-items: flex-start; font-size: 0.8rem; color: var(--muted); }
.newsletter-consent input { margin-top: 3px; accent-color: var(--accent); }
.newsletter-consent a { text-decoration: underline; }

/* ---------- Sous-navigation par ancres (Helios) ---------- */
.subnav {
  position: sticky; top: calc(var(--header-h) + var(--utility-bar-h)); z-index: 90;
  background: color-mix(in oklch, var(--bg) 92%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.subnav-inner { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.subnav-inner::-webkit-scrollbar { display: none; }
.subnav a {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); padding: 14px 16px; white-space: nowrap; position: relative; transition: color 0.2s;
}
.subnav a::after { content: ""; position: absolute; left: 16px; right: 16px; bottom: -1px; height: 2px; background: var(--bronze); transform: scaleX(0); transform-origin: left; transition: transform 0.25s var(--ease); }
.subnav a:hover { color: var(--fg); }
.subnav a.current { color: var(--fg); }
.subnav a.current::after { transform: scaleX(1); }

/* ---------- Affordance PDF (Rothschild / Strategy&) ---------- */
.pdf-link { display: inline-flex; align-items: center; gap: 10px; }
.pdf-link .pdf-badge {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; font-weight: 500;
  border: 1px solid currentColor; padding: 3px 6px; border-radius: 2px; flex-shrink: 0;
}

/* ---------- Back to top (Rothschild) ---------- */
.to-top {
  position: fixed; right: 20px; bottom: 20px; z-index: 80;
  width: 46px; height: 46px; border-radius: 3px; border: 1px solid var(--border);
  background: var(--bg); color: var(--fg); display: inline-flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lift); opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s, color 0.2s, border-color 0.2s;
}
.to-top.show { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { color: var(--accent-deep); border-color: var(--accent-deep); }
.to-top svg { width: 18px; height: 18px; }
@media (max-width: 640px) { .to-top { right: 14px; bottom: 14px; } }

/* ---------- Toast (Bain) ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 12px); z-index: 400;
  background: var(--ink); color: oklch(0.96 0.008 120); border-left: 2px solid var(--bronze);
  font-size: 0.88rem; padding: 13px 22px; box-shadow: var(--shadow-lift);
  opacity: 0; visibility: hidden; transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
  max-width: min(480px, calc(100vw - 32px)); text-align: center;
}
.toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ---------- Info scent sur les contenus (Strategy&) ---------- */
.article-card .art-date { color: var(--muted); }
.article-card .art-type { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }
.article-card .art-type svg { width: 12px; height: 12px; }

/* Ancres : compenser header + sub-nav */
section[id], article[id], div[id="plaquette"] { scroll-margin-top: calc(var(--header-h) + var(--utility-bar-h) + 64px); }