style.css

/* ============================================================
   KOVELEO — Design System
   Palette: #07251F (dark green) · #FF7F50 (coral) · #E1E1E1
   Fonts: DM Serif Display (headlines) · Inter (body)
   ============================================================ */

/* ---- Design Tokens ---- */
:root {
  --bg-primary: #07251F;
  --bg-dark-alt: #041A15;
  --bg-pillar: #F7F5F0;
  --bg-warm: #F7F5F0;
  --bg-warm-card: #FFFFFF;
  --accent: #FF7F50;
  --accent-hover: #E86B3E;
  --accent-accessible: #C94B2C;
  --accent-accessible-hover: #B03D22;
  --text-primary: #FFFFFF;
  --text-secondary: #E1E1E1;
  --text-muted: #A3BDB8;
  --text-dark: #1A1A1A;
  --text-dark-muted: #4A4A4A;
  --border-subtle: rgba(255, 255, 255, 0.10);
  --border-warm: rgba(0, 0, 0, 0.10);
  --font-heading: 'DM Serif Display', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --space-section: clamp(3.5rem, 2.5rem + 4vw, 6rem);
  --container-max: 1200px;
  --container-pad: clamp(1.25rem, 5vw, 3rem);
  --header-height: 68px;
  --radius-none: 2px;
}

/* ---- Reset ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* ---- Skip link ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-family: var(--font-body);
  z-index: 9999;
  border-radius: var(--radius-none);
}
.skip-link:focus {
  top: 1rem;
}

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

/* ---- Container ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* ---- Typography ---- */
h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.2rem, 1rem + 4.5vw, 4rem);
}

h2 {
  font-size: clamp(1.75rem, 1rem + 2.5vw, 2.75rem);
}

h3 {
  font-size: clamp(1.1rem, 0.9rem + 0.7vw, 1.35rem);
}

.highlight {
  color: var(--accent);
}

.highlight-warm {
  color: var(--accent);
}

.section-intro {
  font-size: clamp(1rem, 0.9rem + 0.4vw, 1.15rem);
  color: var(--text-muted);
  max-width: 640px;
  margin-top: 1rem;
}

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 0.8rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-none);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  text-align: center;
  border: 2px solid transparent;
}

.btn-coral {
  background: var(--accent-accessible);
  color: #fff;
  border-color: var(--accent-accessible);
}
.btn-coral:hover,
.btn-coral:focus-visible {
  background: var(--accent-accessible-hover);
  border-color: var(--accent-accessible-hover);
}

.btn-large {
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-subtle);
}
.btn-outline:hover,
.btn-outline:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-outline-dark {
  background: transparent;
  color: var(--text-dark);
  border-color: rgba(0, 0, 0, 0.25);
}
.btn-outline-dark:hover,
.btn-outline-dark:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(1, 9, 7, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 127, 80, 0.30);
  transition: background 0.3s;
}

.site-header.nav--scrolled {
  background: rgba(7, 37, 31, 0.98);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 2rem;
}

.logo {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.18em;
  color: var(--text-primary);
  flex-shrink: 0;
  text-transform: uppercase;
}

.nav-desktop {
  display: none;
  gap: 2rem;
  margin-left: auto;
}

.nav-link {
  font-size: 0.825rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.2s;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s;
}
.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}
.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-cta {
  margin-left: auto;
  white-space: nowrap;
  flex-shrink: 0;
}

a.nav-cta {
  padding: 0.45rem 1.25rem;
  font-size: 0.85rem;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.is-open span:nth-child(2) {
  opacity: 0;
}
.hamburger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.mobile-nav.is-open {
  opacity: 1;
  pointer-events: all;
}
.mobile-nav-close {
  position: absolute;
  top: 1.25rem;
  right: var(--container-pad);
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}
.mobile-nav nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  color: var(--text-secondary);
  transition: color 0.2s;
}
.mobile-nav-link:hover {
  color: var(--accent);
}
.mobile-nav-cta {
  margin-top: 1rem;
}

/* ============================================================
   S1 — HERO
   ============================================================ */
.section-hero {
  padding-top: calc(var(--header-height) + clamp(1.5rem, 2.5vw, 3rem));
  padding-bottom: clamp(4rem, 6vw, 8rem);
  background: var(--bg-primary);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-text h1 {
  max-width: 720px;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 0.9rem + 0.6vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.7;
}

.hero-markers {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.marker {
  font-family: var(--font-body);
  font-size: clamp(0.7rem, 0.6rem + 0.4vw, 0.85rem);
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
}

.marker-dot {
  color: var(--text-muted);
  font-size: 1.2rem;
  line-height: 1;
}

.hero-cta {
  align-self: flex-start;
  margin-top: 0.5rem;
}

.hero-photo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-img-wrapper {
  position: relative;
  width: 100%;
  max-width: 380px;
}

.hero-img {
  width: 100%;
  height: auto;
  border-radius: 0.75rem;
  object-fit: cover;
  display: block;
}

.hero-credit {
  position: absolute;
  bottom: 0.65rem;
  left: 0.75rem;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  margin-top: 0;
  text-align: left;
}

/* ============================================================
   S2 — TRUST BAR (fond vert — continuité hero)
   ============================================================ */
.section-trust {
  padding: 3rem 0;
  background: var(--bg-primary);
  border-top: 1px solid rgba(255, 127, 80, 0.15);
  border-bottom: 1px solid rgba(255, 127, 80, 0.15);
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2.5rem 3.5rem;
}

.trust-logos img {
  height: clamp(44px, 6vw, 64px);
  width: auto;
  max-width: 200px;
  object-fit: contain;
  transition: opacity 0.25s;
}

/* ============================================================
   WARM SECTIONS
   ============================================================ */
.section-warm {
  background: var(--bg-warm);
  color: var(--text-dark);
}

.section-warm .section-intro {
  color: var(--text-dark-muted);
}

/* ============================================================
   S3 — LE CONSTAT (fond clair — lisibilité 3 cartes)
   ============================================================ */
.section-constat {
  padding: var(--space-section) 0;
  background: var(--bg-warm);
}

.section-constat h2 {
  max-width: 760px;
  color: var(--text-dark);
}

.section-constat .section-intro {
  color: var(--text-dark-muted);
  max-width: none;
}

.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 3rem;
}

.card {
  background: #FFFFFF;
  border: 1px solid rgba(7, 37, 31, 0.12);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 127, 80, 0.12);
}

.card h3 {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 0.85rem + 0.5vw, 1.2rem);
  color: var(--text-dark);
  line-height: 1.3;
}

.card p {
  font-size: 0.95rem;
  color: var(--text-dark-muted);
  line-height: 1.7;
}

.pour-qui {
  margin-top: 4rem;
  font-size: clamp(1.4rem, 1.1rem + 1.5vw, 2rem);
  color: var(--bg-primary);
  font-family: var(--font-heading);
  font-style: normal;
  font-weight: 400;
  padding: 2rem 2.5rem;
  background: transparent;
  border: 2px solid var(--bg-primary);
  line-height: 1.4;
}

.pour-qui-punch {
  color: var(--accent-accessible);
  font-style: italic;
}

/* Coral text on light backgrounds needs higher-contrast token */
.section-constat .highlight,
.section-offres .highlight,
.section-cta-final .highlight,
.section-faq .highlight {
  color: var(--accent-accessible);
}

/* ============================================================
   S4 — L'APPROCHE (fond vert — moment immersif)
   ============================================================ */
.section-approche {
  padding-top: var(--space-section);
  padding-bottom: 0;
  background: var(--bg-primary);
}

.section-approche h2 {
  max-width: 780px;
  color: var(--text-primary);
}

.approche-text {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 680px;
}

.approche-text p {
  color: var(--text-secondary);
  font-size: clamp(1rem, 0.9rem + 0.3vw, 1.1rem);
  line-height: 1.75;
}

/* Pillars — PROGRESSION ASCENDANTE (IMMERSION → RADAR → IMPACT) */
.pillars {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: var(--space-section);
  align-items: end;
}

.pillar {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(2.5rem, 5vw, 4rem) clamp(2rem, 4vw, 3.5rem);
  border-top: 3px solid var(--accent);
  overflow: hidden;
  transition: transform 0.2s;
}

/* IMMERSION — base */
.pillar:nth-child(1) {
  min-height: 220px;
}

/* RADAR — monte */
.pillar:nth-child(2) {
  min-height: 280px;
}

/* IMPACT — sommet */
.pillar:nth-child(3) {
  min-height: 340px;
}

.pillar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.04);
  z-index: 0;
}

.pillar:nth-child(2)::before {
  background: rgba(255, 127, 80, 0.18);
}

/* IMPACT: fond corail plein — inversion spectaculaire */
.pillar:nth-child(3)::before {
  background: var(--accent);
}

.pillar-accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
  z-index: 1;
}

/* IMPACT — barre latérale sombre pour contraste */
.pillar:nth-child(3) .pillar-accent {
  background: var(--bg-primary);
}

.pillar-marker {
  font-family: var(--font-body);
  font-size: clamp(2.2rem, 1rem + 2.5vw, 4rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
  line-height: 0.9;
  position: relative;
  z-index: 1;
}

/* RADAR — mot en corail, étape intermédiaire de la progression */
.pillar:nth-child(2) .pillar-marker {
  color: var(--accent);
}

/* IMPACT — texte sombre sur fond corail */
.pillar:nth-child(3) .pillar-marker {
  color: var(--bg-primary);
}

.pillar-tagline {
  margin-top: 1.25rem;
  font-size: clamp(0.9rem, 0.8rem + 0.3vw, 1rem);
  color: var(--text-secondary);
  max-width: 320px;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.pillar:nth-child(3) .pillar-tagline {
  color: rgba(7, 37, 31, 0.75);
}

/* ============================================================
   S5 — LES OFFRES (fond blanc — lisibilité 3 cartes)
   ============================================================ */
.section-offres {
  padding: var(--space-section) 0;
  background: #FFFFFF;
  color: var(--text-dark);
}

.section-offres h2 {
  color: var(--text-dark);
}

.section-offres .section-intro {
  color: var(--text-dark-muted);
}

.offres-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 3rem;
}

.offre-card {
  background: #FFFFFF;
  border: 1px solid rgba(7, 37, 31, 0.10);
  border-left-width: 4px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.offre-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(255, 127, 80, 0.12);
}

.offre-reveler { border-left-color: var(--accent); }
.offre-forger  { border-left-color: var(--accent); }
.offre-ancrer  { border-left-color: var(--accent); }

.offre-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-accessible);
  background: rgba(201, 75, 44, 0.08);
  border: 1px solid rgba(201, 75, 44, 0.25);
  padding: 0.3rem 0.75rem;
  align-self: flex-start;
  white-space: nowrap;
}

.offre-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 1.4rem + 1.2vw, 2.5rem);
  color: var(--text-dark);
  line-height: 1;
  margin-top: 0.5rem;
}

.offre-subtitle {
  font-size: 0.9rem;
  color: var(--accent-accessible);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.offre-desc {
  font-size: 0.95rem;
  color: var(--text-dark-muted);
  line-height: 1.7;
  margin-top: 0.5rem;
}

.offres-cta {
  margin-top: 3rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.offres-cta p {
  color: var(--text-dark-muted);
  font-size: 0.95rem;
}

/* ============================================================
   CTA INTERMÉDIAIRE (fond vert — après S5 offres)
   ============================================================ */
.section-cta-mid {
  padding: clamp(3rem, 4vw, 5rem) 0;
  background: var(--bg-primary);
  text-align: center;
  border-top: 1px solid rgba(255, 127, 80, 0.15);
}

.section-cta-mid .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.cta-mid-text {
  font-size: clamp(1rem, 0.9rem + 0.4vw, 1.15rem);
  color: var(--text-secondary);
}

/* ============================================================
   S6a — RÉSULTATS CHIFFRÉS (fond vert — chiffres impactants)
   ============================================================ */
.section-resultats {
  padding: var(--space-section) 0;
  background: var(--bg-primary);
}

.section-resultats h2 {
  max-width: 680px;
  color: var(--text-primary);
}

.section-resultats .section-intro {
  color: var(--text-secondary);
}

.resultats-context {
  margin-top: 1rem;
}

/* Metrics */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 2.5rem;
  margin-top: 3.5rem;
}

.metric {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.metric-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 1.5rem + 3vw, 4.5rem);
  color: var(--accent);
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 0.2em;
}

.metric-value {
  font-size: inherit;
  line-height: 1;
}

.metric-unit {
  font-size: 0.45em;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0.85;
}

.metric-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ============================================================
   S6b — TÉMOIGNAGES (fond clair — lisibilité, distinct de S6a)
   ============================================================ */
.section-temoignages {
  padding: var(--space-section) 0;
  background: var(--bg-warm);
  overflow: hidden;
}

.section-temoignages h2 {
  color: var(--text-dark);
  max-width: 680px;
  margin-bottom: 3rem;
}

/* Ticker */
.ticker-wrapper {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: marqueeScroll 70s linear infinite;
  gap: 1.25rem;
  padding: 0.5rem 0;
}

.ticker-wrapper:hover .ticker-track {
  animation-play-state: paused;
}

.ticker-item {
  flex-shrink: 0;
  width: clamp(280px, 30vw, 380px);
  padding: 1.75rem;
  background: #FFFFFF;
  border: 1px solid rgba(7, 37, 31, 0.10);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ticker-item blockquote {
  font-family: var(--font-heading);
  font-style: normal;
  font-size: clamp(1rem, 0.9rem + 0.35vw, 1.15rem);
  color: var(--text-dark);
  line-height: 1.55;
  quotes: none;
}

.ticker-item blockquote::before {
  content: '\201C';
  color: var(--accent);
  font-size: 1.8rem;
  line-height: 0;
  vertical-align: -0.35rem;
  margin-right: 0.2rem;
}

.ticker-item figcaption {
  font-size: 0.8rem;
  color: var(--text-dark-muted);
  margin-top: auto;
}

.ticker-item figcaption strong {
  color: var(--text-dark);
  font-weight: 600;
  display: block;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.ticker-paused .ticker-track {
  animation-play-state: paused;
}

.ticker-pause-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.5rem;
  padding: 0.4rem 0.9rem;
  font-size: 0.775rem;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-dark-muted);
  background: transparent;
  border: 1px solid var(--border-warm);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.ticker-pause-btn:hover,
.ticker-pause-btn:focus-visible {
  border-color: var(--accent-accessible);
  color: var(--accent-accessible);
}

.ticker-pause-btn svg {
  flex-shrink: 0;
}

.ticker-pause-btn .icon-play { display: none; }
.ticker-pause-btn.is-paused .icon-pause { display: none; }
.ticker-pause-btn.is-paused .icon-play { display: inline; }

/* Social links — section humain (fond sombre) */
.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}

.social-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.social-btn svg {
  flex-shrink: 0;
}

/* ============================================================
   S6bis — FAQ (fond clair)
   ============================================================ */
.section-faq {
  padding: var(--space-section) 0;
  background: var(--bg-warm);
}

.section-faq h2 {
  margin-bottom: 2.5rem;
  color: var(--text-dark);
}

.faq-list {
  max-width: 800px;
}

.faq-item {
  border-bottom: 1px solid var(--border-warm);
}

.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.4rem 0;
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 0.9rem + 0.5vw, 1.25rem);
  color: var(--text-dark);
  cursor: pointer;
  list-style: none;
  gap: 1rem;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  font-family: var(--font-body);
  font-size: 1.5rem;
  color: var(--accent);
  font-weight: 300;
  flex-shrink: 0;
  transition: transform 0.3s;
  line-height: 1;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 0 1.5rem 0;
}

.faq-answer p {
  font-size: 0.975rem;
  color: var(--text-dark-muted);
  line-height: 1.75;
}

/* ============================================================
   S7 — L'HUMAIN (fond sombre — distinct du CTA final)
   ============================================================ */
.section-humain {
  padding: var(--space-section) 0;
  background: var(--bg-primary);
}

.humain-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.humain-text {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.humain-text h2 {
  max-width: 400px;
  color: var(--text-primary);
}

.humain-text p {
  color: var(--text-secondary);
  font-size: clamp(1rem, 0.9rem + 0.3vw, 1.1rem);
  line-height: 1.75;
  max-width: 540px;
}

.humain-tech {
  color: var(--text-secondary);
  font-size: clamp(0.85rem, 0.8rem + 0.25vw, 0.95rem);
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
}

.humain-img {
  width: 100%;
  max-height: 560px;
  height: auto;
  border-radius: 0.75rem;
  object-fit: cover;
  display: block;
}

.photo-legend {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.03em;
  text-align: left;
}

/* ============================================================
   S9 — CTA FINAL (fond clair — contraste avec S7 humain)
   ============================================================ */
.section-cta-final {
  padding: var(--space-section) 0;
  background: var(--bg-warm);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.section-cta-final::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(255, 127, 80, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.section-cta-final h2 {
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-dark);
  position: relative;
}

.cta-subtitle {
  margin-top: 1.25rem;
  font-size: clamp(1rem, 0.9rem + 0.4vw, 1.15rem);
  color: var(--text-dark-muted);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.section-cta-final .btn-coral {
  margin-top: 2.5rem;
  position: relative;
}

.cta-secondary-links {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  position: relative;
}

.cta-secondary-links a {
  color: var(--text-muted);
  transition: color 0.2s;
}

.cta-secondary-links a:hover {
  color: var(--text-primary);
}

/* ============================================================
   FOOTER (fond vert foncé — une ligne)
   ============================================================ */
.site-footer {
  background: var(--bg-primary);
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: center;
  gap: 0.5rem 0.75rem;
}

.footer-brand {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.footer-sep {
  color: var(--accent);
  font-size: 0.8rem;
  opacity: 0.6;
}

.footer-links {
  display: contents;
}

.footer-links a,
.footer-link-disabled {
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-link-disabled {
  opacity: 0.35;
  cursor: default;
}

.footer-link-externe {
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color 0.2s;
}

.footer-link-externe:hover {
  color: var(--accent);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .ticker-track {
    animation: none;
  }
}

/* ============================================================
   RESPONSIVE — TABLET (768px+)
   ============================================================ */
@media (min-width: 768px) {

  .nav-desktop {
    display: flex;
  }

  .nav-cta {
    margin-left: 0;
  }

  .hamburger {
    display: none;
  }

  .hero-inner {
    grid-template-columns: 3fr 2fr;
    gap: 4rem;
  }

  .hero-img-wrapper {
    max-width: none;
  }

  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cards-grid .card:last-child {
    grid-column: 1 / -1;
  }

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

  /* Progression ascendante sur desktop */
  .pillar:nth-child(1) { min-height: 340px; }
  .pillar:nth-child(2) { min-height: 460px; }
  .pillar:nth-child(3) { min-height: 600px; }

  .pillar {
    border-top: none;
    border-right: 1px solid rgba(255, 255, 255, 0.10);
  }

  .pillar:nth-child(3) {
    border-right: none;
  }

  .offres-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .offres-grid .offre-card:last-child {
    grid-column: 1 / -1;
  }

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

  .humain-inner {
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
  }

  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* ============================================================
   RESPONSIVE — DESKTOP (1024px+)
   ============================================================ */
@media (min-width: 1024px) {

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

  .cards-grid .card:last-child {
    grid-column: auto;
  }

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

  .offres-grid .offre-card:last-child {
    grid-column: auto;
  }

  .metrics-row {
    grid-template-columns: repeat(5, 1fr);
  }
}