/* ============================================
   BRAIN TO STRATEGY — Design System v2
   Conseil stratégique | Fintech France-MENA-TR
   ============================================ */

/* ---------- 1. RESET & TOKENS ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Couleurs */
  --c-bg: #0a0e1a;
  --c-bg-elev: #11162a;
  --c-bg-light: #1a2138;
  --c-text: #f5f1e8;
  --c-text-mute: rgba(245, 241, 232, 0.65);
  --c-text-faint: rgba(245, 241, 232, 0.4);
  --c-gold: #c9a961;
  --c-gold-bright: #e0c179;
  --c-gold-deep: #a88a48;
  --c-ice: #5b9bd5;
  --c-ice-bright: #7eb3e0;
  --c-line: rgba(245, 241, 232, 0.1);
  --c-line-strong: rgba(245, 241, 232, 0.2);

  /* Typo */
  --f-serif: "Cormorant Garamond", Georgia, serif;
  --f-sans: "Inter Tight", -apple-system, "Helvetica Neue", sans-serif;
  --f-mono: "JetBrains Mono", "SF Mono", monospace;

  /* Espacements */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  --space-2xl: 12rem;

  /* Container */
  --container: 1400px;
  --container-narrow: 1100px;
  --gutter: 2rem;

  /* Easing & timing */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --t-fast: 0.3s;
  --t-med: 0.6s;
  --t-slow: 1.2s;
}

/* ---------- 2. BASE ---------- */
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: var(--c-bg);
}

body {
  font-family: var(--f-sans);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
  position: relative;
}

::selection {
  background: var(--c-gold);
  color: var(--c-bg);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--t-fast) var(--ease-out);
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}

/* ---------- 3. TYPOGRAPHIE ---------- */
.eyebrow {
  font-family: var(--f-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-gold);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--c-gold);
}

.h1 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(2.75rem, 7vw, 6.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-text);
}
.h1 em {
  font-style: italic;
  color: var(--c-gold);
}

.h2 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(2rem, 4.5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--c-text);
}
.h2 em {
  font-style: italic;
  color: var(--c-gold);
}

.h3 {
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: clamp(1.25rem, 1.8vw, 1.6rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--c-text);
}

.lead {
  font-family: var(--f-sans);
  font-weight: 400;
  font-size: clamp(1.1rem, 1.4vw, 1.35rem);
  line-height: 1.55;
  color: var(--c-text-mute);
  max-width: 38rem;
}

.body {
  font-family: var(--f-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-text-mute);
}

.numero {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--c-gold);
  text-transform: uppercase;
}

.quote {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.6rem, 3vw, 2.75rem);
  line-height: 1.3;
  color: var(--c-text);
}

/* ---------- 4. LAYOUT ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

section {
  padding: var(--space-xl) 0;
  position: relative;
}

@media (max-width: 768px) {
  section {
    padding: var(--space-lg) 0;
  }
}

/* ---------- 5. NAVIGATION ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem var(--gutter);
  background: rgba(10, 14, 26, 0);
  backdrop-filter: blur(0px);
  transition: background var(--t-med) var(--ease-out), backdrop-filter var(--t-med) var(--ease-out), padding var(--t-med) var(--ease-out);
}
.nav.is-scrolled {
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(20px);
  padding: 1rem var(--gutter);
  border-bottom: 1px solid var(--c-line);
}

.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-brand {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: var(--c-text);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.nav-brand-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-gold);
  box-shadow: 0 0 16px rgba(201, 169, 97, 0.6);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}
.nav-menu a {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--c-text-mute);
  position: relative;
  padding: 0.5rem 0;
}
.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--c-gold);
  transition: width var(--t-fast) var(--ease-out);
}
.nav-menu a:hover {
  color: var(--c-text);
}
.nav-menu a:hover::after,
.nav-menu a.is-active::after {
  width: 100%;
}
.nav-menu a.is-active {
  color: var(--c-text);
}
.nav-menu a.is-fintech {
  color: var(--c-gold);
}
.nav-menu a.is-fintech::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-gold);
  margin-right: 0.5rem;
  vertical-align: middle;
  box-shadow: 0 0 8px var(--c-gold);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  background: var(--c-gold);
  color: var(--c-bg);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: 100px;
  transition: background var(--t-fast) var(--ease-out), transform var(--t-fast) var(--ease-out);
}
.nav-cta:hover {
  background: var(--c-gold-bright);
  transform: translateY(-1px);
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 8px;
}
.nav-burger span {
  display: block;
  width: 26px;
  height: 1.5px;
  background: var(--c-text);
  transition: transform var(--t-fast) var(--ease-out);
}

@media (max-width: 1024px) {
  .nav-menu {
    display: none;
  }
  .nav-burger {
    display: flex;
  }
  .nav-cta {
    display: none;
  }
}

/* Mobile menu overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 26, 0.97);
  backdrop-filter: blur(20px);
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med) var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}
.nav-overlay ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  text-align: center;
}
.nav-overlay a {
  font-family: var(--f-serif);
  font-size: 2rem;
  color: var(--c-text);
}
.nav-overlay a.is-fintech {
  color: var(--c-gold);
}

/* ---------- 6. HERO ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 8rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 75% 25%, rgba(91, 155, 213, 0.12), transparent 60%),
    radial-gradient(ellipse 70% 50% at 20% 80%, rgba(201, 169, 97, 0.08), transparent 65%),
    var(--c-bg);
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(245, 241, 232, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 241, 232, 0.02) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.5;
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-eyebrow {
  margin-bottom: 2.5rem;
}

.hero-title {
  margin-bottom: 2rem;
  max-width: 18ch;
}
.hero-title .word {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
  margin-right: 0.25em;
}
.hero-title .word-inner {
  display: inline-block;
}

.hero-lead {
  margin-bottom: 3rem;
  max-width: 36rem;
}

.hero-fintech-strip {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.5rem;
  border: 1px solid rgba(201, 169, 97, 0.4);
  border-radius: 100px;
  background: rgba(201, 169, 97, 0.04);
  margin-bottom: 3rem;
}
.hero-fintech-strip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-gold);
  box-shadow: 0 0 16px var(--c-gold);
  animation: pulse 2s var(--ease-in-out) infinite;
}
.hero-fintech-strip-text {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--c-text);
}
.hero-fintech-strip-text strong {
  color: var(--c-gold);
  font-weight: 500;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.9); }
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 1rem 1.75rem;
  font-family: var(--f-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: 100px;
  transition: all var(--t-fast) var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--c-gold);
  color: var(--c-bg);
}
.btn-primary:hover {
  background: var(--c-gold-bright);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(201, 169, 97, 0.3);
}
.btn-ghost {
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-line-strong);
}
.btn-ghost:hover {
  border-color: var(--c-gold);
  color: var(--c-gold);
}
.btn-arrow {
  display: inline-flex;
  align-items: center;
  transition: transform var(--t-fast) var(--ease-out);
}
.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* Coverage strip */
.coverage {
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  padding: 1.5rem 0;
  overflow: hidden;
  background: var(--c-bg-elev);
}
.coverage-inner {
  display: flex;
  align-items: center;
  gap: 4rem;
  justify-content: center;
  flex-wrap: wrap;
}
.coverage-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--c-text-mute);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.coverage-item-label {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  color: var(--c-gold);
  letter-spacing: 0.2em;
}
.coverage-item-value {
  font-family: var(--f-sans);
  font-weight: 500;
  color: var(--c-text);
  font-size: 0.9rem;
  text-transform: none;
  letter-spacing: 0;
}

/* ---------- 7. SECTIONS ---------- */
.section-header {
  margin-bottom: 5rem;
  max-width: 50rem;
}
.section-header .eyebrow {
  margin-bottom: 1.5rem;
}
.section-header .h2 {
  margin-bottom: 1.5rem;
}

/* Constat / Counter */
.constat {
  background: var(--c-bg);
  position: relative;
  overflow: hidden;
}
.constat-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: center;
}
.constat-counter {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: clamp(8rem, 18vw, 16rem);
  line-height: 0.9;
  color: var(--c-gold);
  letter-spacing: -0.04em;
  position: relative;
  display: inline-block;
}
.constat-counter sup {
  font-size: 0.4em;
  vertical-align: super;
  font-weight: 400;
  color: var(--c-gold-deep);
}
.constat-text {
  font-family: var(--f-serif);
  font-style: italic;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  line-height: 1.35;
  color: var(--c-text);
  margin-bottom: 2rem;
}
.constat-text strong {
  font-style: normal;
  color: var(--c-text);
  font-weight: 500;
}

@media (max-width: 768px) {
  .constat-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Quote */
.quote-block {
  padding: var(--space-xl) 0;
  position: relative;
}
.quote-block::before {
  content: "«";
  font-family: var(--f-serif);
  font-size: 12rem;
  position: absolute;
  top: 1rem;
  left: -1rem;
  color: var(--c-gold);
  opacity: 0.15;
  line-height: 1;
}
.quote-block-text {
  font-family: var(--f-serif);
  font-style: italic;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  line-height: 1.3;
  color: var(--c-text);
  max-width: 50rem;
  position: relative;
  z-index: 1;
}
.quote-block-cite {
  margin-top: 2rem;
  font-family: var(--f-mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--c-gold);
  text-transform: uppercase;
}

/* Méthode 3 temps - sticky horizontal */
.methode {
  background: var(--c-bg-elev);
  position: relative;
}
.methode-pin {
  height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.methode-track {
  display: flex;
  align-items: center;
  gap: 4rem;
  padding: 0 var(--gutter);
  will-change: transform;
}
.methode-step {
  flex: 0 0 80vw;
  max-width: 800px;
  padding: 4rem;
  background: linear-gradient(135deg, var(--c-bg-light) 0%, var(--c-bg-elev) 100%);
  border: 1px solid var(--c-line);
  border-radius: 4px;
  position: relative;
}
.methode-step-num {
  font-family: var(--f-serif);
  font-size: 8rem;
  font-weight: 400;
  line-height: 1;
  color: var(--c-gold);
  opacity: 0.25;
  position: absolute;
  top: 2rem;
  right: 3rem;
}
.methode-step-label {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.methode-step-title {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1;
  margin-bottom: 2rem;
  color: var(--c-text);
}
.methode-step-text {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--c-text-mute);
  max-width: 38rem;
}

@media (max-width: 768px) {
  .methode-pin {
    height: auto;
    display: block;
    padding: 4rem 0;
  }
  .methode-track {
    flex-direction: column;
    transform: none !important;
    padding: 0;
  }
  .methode-step {
    flex: 0 0 auto;
    width: 100%;
    padding: 2.5rem;
  }
  .methode-step-num {
    font-size: 5rem;
    top: 1rem;
    right: 1.5rem;
  }
}

/* Domaines d'intervention - cards */
.domaines {
  background: var(--c-bg);
}
.domaines-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--c-line);
}
.domaine {
  padding: 3rem 0;
  border-bottom: 1px solid var(--c-line);
  display: grid;
  grid-template-columns: 100px 1fr 2fr 60px;
  gap: 2rem;
  align-items: start;
  transition: background var(--t-fast) var(--ease-out);
  position: relative;
  cursor: pointer;
}
.domaine:hover {
  background: rgba(201, 169, 97, 0.03);
}
.domaine.is-fintech {
  background: linear-gradient(90deg, rgba(201, 169, 97, 0.08), transparent 70%);
  border-bottom: 1px solid rgba(201, 169, 97, 0.25);
}
.domaine-num {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--c-text-faint);
  text-transform: uppercase;
  padding-top: 0.5rem;
}
.domaine.is-fintech .domaine-num {
  color: var(--c-gold);
}
.domaine-title {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  line-height: 1.15;
  color: var(--c-text);
}
.domaine.is-fintech .domaine-title {
  color: var(--c-gold-bright);
}
.domaine-text {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--c-text-mute);
  padding-top: 0.5rem;
}
.domaine-arrow {
  align-self: center;
  justify-self: end;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--c-line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-mute);
  transition: all var(--t-fast) var(--ease-out);
}
.domaine:hover .domaine-arrow {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-bg);
  transform: rotate(-45deg);
}
.domaine.is-fintech .domaine-arrow {
  border-color: var(--c-gold);
  color: var(--c-gold);
}

@media (max-width: 900px) {
  .domaine {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 2.5rem 0;
  }
  .domaine-num {
    padding-top: 0;
  }
  .domaine-arrow {
    margin-top: 1rem;
  }
}

/* Fondateur */
.fondateur {
  background: var(--c-bg);
  position: relative;
}
.fondateur-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.fondateur-text {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--c-text-mute);
  margin-bottom: 1.5rem;
}
.fondateur-bilingue {
  display: inline-block;
  margin-top: 2rem;
  padding: 0.75rem 1.25rem;
  background: rgba(201, 169, 97, 0.08);
  border: 1px solid rgba(201, 169, 97, 0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  color: var(--c-gold);
}

.fondateur-portrait {
  aspect-ratio: 4 / 5;
  background: linear-gradient(135deg, var(--c-bg-light), var(--c-bg-elev));
  border: 1px solid var(--c-line);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.fondateur-portrait::before {
  content: "EC";
  font-family: var(--f-serif);
  font-style: italic;
  font-size: 9rem;
  color: var(--c-gold);
  opacity: 0.3;
}
.fondateur-portrait-meta {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  right: 2rem;
}
.fondateur-name {
  font-family: var(--f-serif);
  font-size: 1.5rem;
  color: var(--c-text);
  margin-bottom: 0.25rem;
}
.fondateur-role {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--c-gold);
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .fondateur-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* ---------- 8. FINTECH PAGE ---------- */
.fintech-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 8rem;
  padding-bottom: 4rem;
  overflow: hidden;
}
.fintech-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 30%, rgba(91, 155, 213, 0.15), transparent 50%),
    radial-gradient(circle at 20% 70%, rgba(201, 169, 97, 0.1), transparent 50%),
    var(--c-bg);
}
.fintech-hero-flag {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1rem;
  background: rgba(91, 155, 213, 0.1);
  border: 1px solid rgba(91, 155, 213, 0.3);
  border-radius: 100px;
  margin-bottom: 2rem;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: var(--c-ice-bright);
}
.fintech-hero-flag-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-ice-bright);
}

.fintech-hero-bridges {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 4rem;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--c-text-faint);
  text-transform: uppercase;
}
.fintech-hero-bridges-arrow {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--c-gold), transparent);
  max-width: 200px;
}

/* Chiffres clés */
.chiffres {
  background: var(--c-bg-elev);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.chiffres-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
}
.chiffre {
  padding: 4rem 3rem;
  border-right: 1px solid var(--c-line);
  position: relative;
}
.chiffre:last-child {
  border-right: none;
}
.chiffre-label {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.chiffre-value {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: clamp(3.5rem, 6vw, 5.5rem);
  line-height: 0.95;
  color: var(--c-text);
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}
.chiffre-value .unit {
  font-size: 0.5em;
  color: var(--c-gold);
  margin-left: 0.25em;
  font-style: italic;
}
.chiffre-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--c-text-mute);
  margin-top: 1.5rem;
  max-width: 24rem;
}
.chiffre-source {
  margin-top: 1.5rem;
  font-family: var(--f-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--c-text-faint);
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .chiffres-grid {
    grid-template-columns: 1fr;
  }
  .chiffre {
    border-right: none;
    border-bottom: 1px solid var(--c-line);
    padding: 3rem 0;
  }
  .chiffre:last-child {
    border-bottom: none;
  }
}

/* 3 Offres */
.offres-fintech {
  background: var(--c-bg);
}
.offres-fintech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.offre-card {
  padding: 3rem 2.5rem;
  background: var(--c-bg-elev);
  border: 1px solid var(--c-line);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  transition: transform var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out);
  display: flex;
  flex-direction: column;
}
.offre-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-gold), transparent);
  opacity: 0;
  transition: opacity var(--t-med) var(--ease-out);
}
.offre-card:hover {
  border-color: rgba(201, 169, 97, 0.3);
  transform: translateY(-4px);
}
.offre-card:hover::before {
  opacity: 1;
}
.offre-card-num {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 2rem;
}
.offre-card-title {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 1.8rem;
  line-height: 1.15;
  color: var(--c-text);
  margin-bottom: 1rem;
}
.offre-card-sub {
  font-family: var(--f-sans);
  font-size: 0.95rem;
  font-style: italic;
  color: var(--c-gold);
  margin-bottom: 1.5rem;
  line-height: 1.4;
}
.offre-card-promise {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--c-text-mute);
  margin-bottom: 2rem;
  flex: 1;
}
.offre-card-livrables {
  list-style: none;
  margin-bottom: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-line);
}
.offre-card-livrables li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.65rem 0;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--c-text-mute);
}
.offre-card-livrables li::before {
  content: "—";
  color: var(--c-gold);
  flex-shrink: 0;
  font-weight: 600;
}
.offre-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: end;
  padding-top: 1.5rem;
  border-top: 1px solid var(--c-line);
}
.offre-card-price-label {
  font-family: var(--f-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--c-text-faint);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}
.offre-card-price {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 1.5rem;
  color: var(--c-gold);
  line-height: 1;
}
.offre-card-price-unit {
  font-size: 0.7em;
  font-style: italic;
  color: var(--c-text-mute);
  margin-left: 0.25em;
}
.offre-card-duree {
  text-align: right;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--c-text-faint);
  text-transform: uppercase;
  max-width: 8rem;
  line-height: 1.4;
}

@media (max-width: 900px) {
  .offres-fintech-grid {
    grid-template-columns: 1fr;
  }
}

/* Méthodologie 5 étapes */
.methodo {
  background: var(--c-bg-elev);
}
.methodo-list {
  border-top: 1px solid var(--c-line);
}
.etape {
  display: grid;
  grid-template-columns: 100px 1fr 2fr;
  gap: 3rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--c-line);
  align-items: start;
  transition: background var(--t-fast) var(--ease-out);
}
.etape:hover {
  background: rgba(201, 169, 97, 0.02);
}
.etape-num {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 3.5rem;
  line-height: 1;
  color: var(--c-gold);
  font-style: italic;
}
.etape-title {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--c-text);
}
.etape-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-text-mute);
}

@media (max-width: 900px) {
  .etape {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .etape-num {
    font-size: 2.5rem;
  }
}

/* Profil 3 piliers */
.profil {
  background: var(--c-bg);
}
.profil-piliers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 5rem;
}
.pilier {
  padding: 2.5rem;
  background: var(--c-bg-elev);
  border: 1px solid var(--c-line);
  border-radius: 4px;
  position: relative;
}
.pilier-num {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.pilier-title {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--c-text);
  margin-bottom: 1rem;
}
.pilier-text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--c-text-mute);
}

@media (max-width: 900px) {
  .profil-piliers {
    grid-template-columns: 1fr;
  }
}

/* Cas d'usage */
.cas-usage {
  background: var(--c-bg-elev);
}
.cas-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.cas {
  display: grid;
  grid-template-columns: 100px 1.2fr 2fr;
  gap: 3rem;
  padding: 3rem;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: 4px;
  align-items: start;
  transition: border-color var(--t-fast) var(--ease-out);
}
.cas:hover {
  border-color: rgba(201, 169, 97, 0.3);
}
.cas-num {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--c-gold);
  text-transform: uppercase;
}
.cas-title {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 1.35rem;
  line-height: 1.25;
  color: var(--c-text);
}
.cas-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--c-text-mute);
}

@media (max-width: 900px) {
  .cas {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 2rem;
  }
}

/* FAQ Accordion */
.faq {
  background: var(--c-bg);
}
.faq-list {
  margin-top: 4rem;
  border-top: 1px solid var(--c-line);
}
.faq-item {
  border-bottom: 1px solid var(--c-line);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 2rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 1.25rem;
  line-height: 1.4;
  color: var(--c-text);
  transition: color var(--t-fast) var(--ease-out);
}
.faq-question:hover {
  color: var(--c-gold);
}
.faq-question-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--c-line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--t-fast) var(--ease-out);
}
.faq-question-icon svg {
  transition: transform var(--t-fast) var(--ease-out);
}
.faq-item.is-open .faq-question-icon {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-bg);
}
.faq-item.is-open .faq-question-icon svg {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-med) var(--ease-in-out);
}
.faq-answer-inner {
  padding: 0 0 2rem 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-text-mute);
  max-width: 50rem;
}

/* CTA Final */
.cta-section {
  background: linear-gradient(135deg, var(--c-bg-elev), var(--c-bg-light));
  border-top: 1px solid rgba(201, 169, 97, 0.2);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80vw;
  height: 80vw;
  max-width: 1200px;
  max-height: 1200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 169, 97, 0.08) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 4rem 0;
}
.cta-h2 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.05;
  color: var(--c-text);
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}
.cta-h2 em {
  font-style: italic;
  color: var(--c-gold);
}
.cta-lead {
  max-width: 42rem;
  margin: 0 auto 3rem;
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--c-text-mute);
}
.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* ---------- 9. FOOTER ---------- */
.footer {
  background: #050811;
  padding: 6rem 0 2rem;
  border-top: 1px solid var(--c-line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
.footer-brand {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}
.footer-brand-tag {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.footer-tagline {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--c-text-mute);
  max-width: 22rem;
}
.footer-col-title {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.footer-col ul {
  list-style: none;
}
.footer-col li {
  margin-bottom: 0.85rem;
}
.footer-col a {
  font-size: 0.9rem;
  color: var(--c-text-mute);
  transition: color var(--t-fast) var(--ease-out);
}
.footer-col a:hover {
  color: var(--c-gold);
}
.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--c-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--c-text-faint);
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}
@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- 10. UTILITIES & ANIMATIONS ---------- */
/* Note: opacity 1 par défaut pour failsafe si GSAP indisponible.
   Les animations GSAP utilisent gsap.from() pour partir d'un état caché. */
.reveal,
.fade-in {
  /* État final par défaut. GSAP override en début d'animation. */
}
.line-reveal {
  overflow: hidden;
}
.line-reveal-inner {
  display: block;
}

/* Custom cursor */
.cursor {
  position: fixed;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--c-gold);
  pointer-events: none;
  mix-blend-mode: difference;
  z-index: 9999;
  transition: transform 0.15s var(--ease-out), opacity 0.3s;
  transform: translate(-50%, -50%);
  opacity: 0;
}
.cursor.is-active {
  opacity: 1;
}
.cursor.is-hover {
  transform: translate(-50%, -50%) scale(2.5);
}

@media (hover: none), (max-width: 1024px) {
  .cursor {
    display: none;
  }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  color: var(--c-text-faint);
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  z-index: 5;
}
.scroll-indicator-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(180deg, transparent, var(--c-gold));
  position: relative;
  overflow: hidden;
}
.scroll-indicator-line::after {
  content: "";
  position: absolute;
  top: -50%;
  left: 0;
  width: 100%;
  height: 50%;
  background: var(--c-gold);
  animation: scrollDot 2s var(--ease-in-out) infinite;
}
@keyframes scrollDot {
  0% { top: -50%; }
  100% { top: 100%; }
}

/* Loader */
.loader {
  position: fixed;
  inset: 0;
  background: var(--c-bg);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--t-slow) var(--ease-in-out);
}
.loader.is-loaded {
  opacity: 0;
  pointer-events: none;
}
.loader-text {
  font-family: var(--f-serif);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--c-gold);
  opacity: 0;
  animation: loaderFade 1.5s var(--ease-in-out) forwards;
}
@keyframes loaderFade {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* Page transition */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--c-gold);
  z-index: 150;
  transform: translateY(100%);
  pointer-events: none;
}

/* Mobile typo adjustments */
@media (max-width: 600px) {
  .h1 { font-size: clamp(2.25rem, 9vw, 3.5rem); }
  .h2 { font-size: clamp(1.75rem, 6vw, 2.5rem); }
  .container, .container-narrow { padding: 0 1.25rem; }
  .nav { padding: 1rem 1.25rem; }
}

/* ---------- 11. CONTACT FORM ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 5rem;
  align-items: start;
}
.contact-info-list {
  margin-top: 3rem;
  border-top: 1px solid var(--c-line);
}
.contact-info-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--c-line);
}
.contact-info-label {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.contact-info-value {
  font-family: var(--f-serif);
  font-size: 1.25rem;
  color: var(--c-text);
}
.contact-info-value a {
  color: var(--c-text);
  border-bottom: 1px solid var(--c-line-strong);
  transition: border-color var(--t-fast) var(--ease-out);
}
.contact-info-value a:hover {
  border-color: var(--c-gold);
  color: var(--c-gold);
}

.contact-form {
  background: var(--c-bg-elev);
  border: 1px solid var(--c-line);
  border-radius: 4px;
  padding: 3rem;
}
.contact-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.form-group.is-full {
  grid-column: 1 / -1;
}
.form-label {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--c-gold);
  text-transform: uppercase;
}
.form-input,
.form-textarea,
.form-select {
  background: var(--c-bg);
  border: 1px solid var(--c-line-strong);
  color: var(--c-text);
  padding: 1rem 1.25rem;
  font-family: var(--f-sans);
  font-size: 0.95rem;
  border-radius: 4px;
  transition: border-color var(--t-fast) var(--ease-out), background var(--t-fast) var(--ease-out);
  width: 100%;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--c-gold);
  background: var(--c-bg-light);
}
.form-textarea {
  resize: vertical;
  min-height: 160px;
  font-family: var(--f-sans);
}
.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23c9a961' stroke-width='2'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.25rem center;
  padding-right: 3rem;
}
.form-submit {
  width: 100%;
  padding: 1.15rem 1.75rem;
  background: var(--c-gold);
  color: var(--c-bg);
  border: none;
  border-radius: 100px;
  font-family: var(--f-sans);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all var(--t-fast) var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  margin-top: 1rem;
}
.form-submit:hover {
  background: var(--c-gold-bright);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(201, 169, 97, 0.3);
}
.form-rgpd {
  font-size: 0.8rem;
  color: var(--c-text-faint);
  line-height: 1.5;
  margin-top: 1rem;
}
.form-rgpd a {
  color: var(--c-text-mute);
  border-bottom: 1px solid var(--c-line);
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .contact-form {
    padding: 2rem;
  }
  .contact-form-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- 12. INSIGHTS LIST ---------- */
.insights-list {
  border-top: 1px solid var(--c-line);
  margin-top: 3rem;
}
.insight-card {
  display: grid;
  grid-template-columns: 200px 1fr 60px;
  gap: 3rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--c-line);
  align-items: start;
  transition: background var(--t-fast) var(--ease-out);
  cursor: pointer;
}
.insight-card:hover {
  background: rgba(201, 169, 97, 0.03);
}
.insight-meta {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.insight-date {
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--c-gold);
  text-transform: uppercase;
}
.insight-tag {
  font-family: var(--f-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--c-text-mute);
  text-transform: uppercase;
}
.insight-content h3 {
  font-family: var(--f-serif);
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  line-height: 1.2;
  color: var(--c-text);
  margin-bottom: 1rem;
}
.insight-content p {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--c-text-mute);
}
.insight-arrow {
  align-self: center;
  justify-self: end;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--c-line-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-mute);
  transition: all var(--t-fast) var(--ease-out);
}
.insight-card:hover .insight-arrow {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-bg);
  transform: rotate(-45deg);
}

@media (max-width: 900px) {
  .insight-card {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* ---------- 13. LEGAL PAGE ---------- */
.legal-content {
  max-width: 60rem;
}
.legal-content h2 {
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 2rem;
  margin: 3rem 0 1.5rem;
  color: var(--c-text);
}
.legal-content h2:first-child {
  margin-top: 0;
}
.legal-content h3 {
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: 1.15rem;
  margin: 2rem 0 1rem;
  color: var(--c-gold);
}
.legal-content p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-text-mute);
  margin-bottom: 1rem;
}
.legal-content ul {
  list-style: none;
  padding-left: 0;
  margin-bottom: 1.5rem;
}
.legal-content ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.65rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-text-mute);
}
.legal-content ul li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--c-gold);
}
.legal-content a {
  color: var(--c-gold);
  border-bottom: 1px solid rgba(201, 169, 97, 0.3);
}