/* ═══════════════════════════════════════════════════════════════════════════
   SYNARA — Design System 3.5 (Vert Sage #729073 — Minimalist & Executive)
   ═══════════════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Outfit:wght@500;600;700;800&display=swap');

:root {
  /* ── Canvas & Neutres Minéraux ── */
  --syn-canvas: #FAFAF7;
  --syn-surface: #FFFFFF;
  --syn-surface-alt: #F4F3EE;
  --syn-surface-elev: #FFFFFF;

  --syn-ink: #0F1715;
  --syn-ink-2: #475450;
  --syn-ink-3: #85928E;

  --syn-border: #E5E3DC;
  --syn-border-strong: #B5B2A6;
  --syn-border-focus: #729073;

  /* ── Thème Alter Eco & Souveraineté (Vert Sage #729073) ── */
  --syn-emerald: #729073;
  --syn-emerald-hover: #5D785E;
  --syn-emerald-accent: #729073;
  --syn-emerald-tint: #F0F4F0;
  --syn-emerald-glow: rgba(114, 144, 115, 0.15);

  /* ── Thème Agent Vocal IA (Terre Cuite / Terracotta) ── */
  --syn-vocal: #C2410C;
  --syn-vocal-hover: #9A3412;
  --syn-vocal-accent: #EA580C;
  --syn-vocal-tint: #FFF7ED;

  /* ── Thème Social & Messagerie ── */
  --syn-social: #BE185D;
  --syn-social-hover: #9D174D;
  --syn-social-tint: #FDF2F8;

  /* ── Typographie ── */
  --font-heading: 'Outfit', 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;

  /* ── Dimensions ── */
  --container-max: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* ── Ombres Discrètes ── */
  --shadow-sm: 0 1px 3px rgba(15, 23, 21, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 21, 0.05);
}

/* ═══════════════════════════════════════
   RESET & BASICS
   ═══════════════════════════════════════ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--syn-canvas);
  color: var(--syn-ink);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--syn-ink);
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 700;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

::selection {
  background: var(--syn-emerald-tint);
  color: var(--syn-emerald);
}

/* ═══════════════════════════════════════
   LAYOUT CONTAINER
   ═══════════════════════════════════════ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section {
  position: relative;
  z-index: 1;
  padding-block: clamp(4rem, 7vw, 6.5rem);
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 4vw, 3.5rem);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--syn-emerald);
  background: var(--syn-emerald-tint);
  border: 1px solid rgba(114, 144, 115, 0.2);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1rem;
}

.section-label.vocal {
  color: var(--syn-vocal);
  background: var(--syn-vocal-tint);
  border-color: rgba(194, 65, 12, 0.15);
}

.section-title {
  font-size: clamp(2.1rem, 3.8vw, 3.1rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--syn-ink-2);
  line-height: 1.65;
}

/* ═══════════════════════════════════════
   BOUTONS SANS ANIMATIONS GADGETS
   ═══════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  user-select: none;
}

.btn-primary {
  background: var(--syn-emerald);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--syn-emerald-hover);
}

.btn-vocal {
  background: var(--syn-vocal);
  color: #FFFFFF;
}

.btn-vocal:hover {
  background: var(--syn-vocal-hover);
}

.btn-secondary {
  background: var(--syn-surface);
  color: var(--syn-ink);
  border-color: var(--syn-border);
}

.btn-secondary:hover {
  background: var(--syn-surface-alt);
  border-color: var(--syn-border-strong);
}

.btn:focus-visible {
  outline: 2px solid var(--syn-emerald);
  outline-offset: 3px;
}

/* ═══════════════════════════════════════
   NAVBAR STICKY SOBRE
   ═══════════════════════════════════════ */
.nav-wrap {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.1rem 0;
  transition: padding 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  border-bottom: 1px solid transparent;
}

.nav-wrap.scrolled {
  padding: 0.75rem 0;
  background: rgba(250, 250, 247, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--syn-border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--syn-ink);
  display: inline-flex;
  align-items: baseline;
}

.dot {
  color: var(--syn-emerald) !important;
  margin-left: -0.02em;
  display: inline-block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  list-style: none;
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--syn-ink-2);
}

.nav-links a {
  position: relative;
  padding-block: 0.35rem;
  transition: color 0.25s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2.5px;
  background: var(--syn-emerald);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--syn-ink);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ═══════════════════════════════════════
   MINI-HERO SOUS-PAGES CENTRÉ & PROMINENT
   ═══════════════════════════════════════ */
.hero-subpage {
  text-align: center;
  padding-top: clamp(6.5rem, 9vw, 8.5rem);
  padding-bottom: clamp(2.5rem, 4vw, 3.5rem);
}

.hero-subpage-wrap {
  max-width: 860px;
  margin-inline: auto;
}

.hero-subpage-title {
  font-size: clamp(3rem, 5.5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-block: 1rem 1.25rem;
}

/* Mobile Toggle & Drawer */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--syn-ink);
  cursor: pointer;
  padding: 0.4rem;
}

.nav-drawer {
  display: none;
}

/* ═══════════════════════════════════════
   HERO EDITORIAL
   ═══════════════════════════════════════ */
.hero {
  position: relative;
  z-index: 1;
  padding-top: clamp(6.5rem, 9vw, 8rem);
  padding-bottom: clamp(3rem, 5vw, 4.5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--syn-surface);
  border: 1px solid var(--syn-border);
  padding: 0.45rem 1.15rem;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--syn-ink-2);
  margin-bottom: 1.5rem;
}

.hero-badge .pip {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--syn-emerald);
}

.hero-h1 {
  font-size: clamp(2.75rem, 4vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.06;
  margin-bottom: 1.25rem;
}

.hero-h1 .highlight-eco {
  color: var(--syn-emerald);
  display: inline-block;
}

.hero-h1 .highlight-vocal {
  color: var(--syn-vocal);
  display: inline-block;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--syn-ink-2);
  line-height: 1.65;
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.25rem;
}

.hero-stats-card {
  background: var(--syn-surface);
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  max-width: 520px;
}

.hero-stat-cell {
  text-align: center;
  padding-inline: 0.5rem;
  border-right: 1px solid var(--syn-border);
}

.hero-stat-cell:last-child {
  border-right: none;
}

.hero-stat-cell .num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--syn-ink);
}

.hero-stat-cell .num.eco {
  color: var(--syn-emerald);
}

.hero-stat-cell .num.vocal {
  color: var(--syn-vocal);
}

.hero-stat-cell .label {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--syn-ink-3);
  margin-top: 0.35rem;
  line-height: 1.3;
}

.hero-visual-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--syn-border);
  background: var(--syn-surface);
}

.hero-visual-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

/* ═══════════════════════════════════════
   SCHEMA ARCHITECTURE AGENT IA
   ═══════════════════════════════════════ */
.schema-arch-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
  align-items: center;
  position: relative;
}

.schema-arch-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.benefits-4col-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.reassurance-5col-grid {
  margin-top: 1.75rem;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  background: #FFFFFF;
  border: 1px solid #E5E3DC;
  border-radius: 18px;
  padding: 1.35rem;
}

/* ═══════════════════════════════════════
   AUDIO DEMO PLAYER WIDGET
   ═══════════════════════════════════════ */
.audio-demo-card {
  margin-top: 1.5rem;
  background: var(--syn-vocal-tint);
  border: 1px solid rgba(194, 65, 12, 0.2);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.35rem;
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.audio-play-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--syn-vocal);
  color: #FFFFFF;
  border: none;
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.2s ease;
}

.audio-play-btn:hover {
  background: var(--syn-vocal-hover);
}

.audio-info {
  flex: 1;
}

.audio-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--syn-ink);
  margin-bottom: 0.25rem;
}

.audio-wave {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 20px;
}

.audio-bar {
  width: 3px;
  background: rgba(194, 65, 12, 0.35);
  border-radius: 3px;
  height: 30%;
}

.audio-demo-card.playing .audio-bar {
  animation: waveAnim 1s ease-in-out infinite alternate;
}

.audio-demo-card.playing .audio-bar:nth-child(2n) {
  animation-delay: 0.2s;
}

.audio-demo-card.playing .audio-bar:nth-child(3n) {
  animation-delay: 0.4s;
}

@keyframes waveAnim {
  0% {
    height: 25%;
  }

  100% {
    height: 95%;
    background: var(--syn-vocal);
  }
}

/* ═══════════════════════════════════════
   DIAGNOSTIC / PROBLÈMES
   ═══════════════════════════════════════ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

.problem-card {
  background: var(--syn-surface);
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.2s ease;
}

.problem-card:hover {
  border-color: var(--syn-border-strong);
}

.problem-card-img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  border: 1px solid var(--syn-border);
}

.problem-card .tag {
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--syn-emerald);
}

.problem-card.vocal .tag {
  color: var(--syn-vocal);
}

.problem-card.social .tag {
  color: var(--syn-social);
}

.problem-card .big-stat {
  font-family: var(--font-heading);
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 0.95;
  margin: 0.65rem 0 0.5rem;
  letter-spacing: -0.04em;
  color: var(--syn-emerald);
}

.problem-card.vocal .big-stat {
  color: var(--syn-vocal);
}

.problem-card.social .big-stat {
  color: var(--syn-social);
}

.problem-card h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.65rem;
  line-height: 1.3;
}

.problem-card p {
  font-size: 0.94rem;
  color: var(--syn-ink-2);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.solution-link {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--syn-border);
  font-size: 0.9rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--syn-emerald);
}

.problem-card.vocal .solution-link {
  color: var(--syn-vocal);
}

.problem-card.social .solution-link {
  color: var(--syn-social);
}

/* ═══════════════════════════════════════
   GRAND CTA BANDS
   ═══════════════════════════════════════ */
.cta-grand-card {
  background: linear-gradient(135deg, #2D4A3E 0%, #729073 100%);
  border-radius: var(--radius-lg);
  padding: 4rem 2rem;
  color: #ffffff !important;
  box-shadow: var(--shadow-md);
}

.cta-grand-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff !important;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-grand-sub {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.95) !important;
  margin-bottom: 2rem;
  line-height: 1.6;
}

/* ═══════════════════════════════════════
   OFFRES & SOLUTIONS
   ═══════════════════════════════════════ */
.offers-section {
  background: var(--syn-surface-alt);
  border-block: 1px solid var(--syn-border);
}

.offers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

.offer-card {
  background: var(--syn-surface);
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.2s ease;
}

.offer-card:hover {
  border-color: var(--syn-border-strong);
}

.offer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.15rem;
  width: fit-content;
}

.eco .offer-badge {
  background: var(--syn-emerald-tint);
  color: var(--syn-emerald);
}

.social .offer-badge {
  background: var(--syn-social-tint);
  color: var(--syn-social);
}

.vocal .offer-badge {
  background: var(--syn-vocal-tint);
  color: var(--syn-vocal);
}

.offer-card-img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 1.15rem;
  border: 1px solid var(--syn-border);
}

.offer-card h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.6rem;
}

.offer-card p {
  color: var(--syn-ink-2);
  font-size: 0.94rem;
  line-height: 1.6;
  margin-bottom: 1.35rem;
}

.offer-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--syn-border);
}

.offer-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--syn-ink);
}

.offer-features li i {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.eco .offer-features li i {
  color: var(--syn-emerald);
}

.social .offer-features li i {
  color: var(--syn-social);
}

.vocal .offer-features li i {
  color: var(--syn-vocal);
}

.offer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.15rem;
  border-top: 1px solid var(--syn-border);
  margin-top: auto;
}

.offer-price {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.offer-price .from {
  font-size: 0.9rem;
  color: var(--syn-ink-2);
  font-weight: 600;
}

.offer-price .amount {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

/* ═══════════════════════════════════════
   LOGOS & REASSURANCE MARQUEE
   ═══════════════════════════════════════ */
.trust-bar {
  padding-block: 2.25rem;
  border-bottom: 1px solid var(--syn-border);
  background: var(--syn-surface);
  text-align: center;
}

.trust-title {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--syn-ink-3);
  margin-bottom: 1.25rem;
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(2rem, 5vw, 4rem);
  flex-wrap: wrap;
}

.trust-logo-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--syn-ink-2);
}

/* ═══════════════════════════════════════
   SECTION AVIS / TESTIMONIALS (AVATAR ROND + NOM & POSTE)
   ═══════════════════════════════════════ */
.testimonials-section {
  padding-block: clamp(4rem, 7vw, 6.5rem);
  background: var(--syn-canvas);
  border-top: 1px solid var(--syn-border);
}

.testimonials-top-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--syn-ink-2);
  margin-bottom: 1rem;
}

.testimonials-divider {
  width: 100%;
  height: 1px;
  background: var(--syn-border);
  border: none;
  margin-bottom: 2rem;
}

.testimonials-heading {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--syn-ink);
  margin-bottom: 2.5rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.testimonials-heading::before {
  content: '';
  display: inline-block;
  width: 45px;
  height: 4px;
  background: var(--syn-ink);
  border-radius: 2px;
  flex-shrink: 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  width: 100%;
}

.testimonial-card {
  background: var(--syn-surface);
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.25s ease;
  min-height: 200px;
}

.testimonial-card:hover {
  border-color: var(--syn-emerald);
}

.testimonial-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.15rem;
}

.testimonial-author-box {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.testimonial-avatar-circle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--syn-border);
  flex-shrink: 0;
}

.testimonial-author-name {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--syn-ink);
  line-height: 1.2;
}

.testimonial-author-role {
  font-size: 0.82rem;
  color: var(--syn-ink-2);
  font-weight: 500;
  margin-top: 0.15rem;
}

.testimonial-stars {
  color: #F59E0B;
  font-size: 1rem;
  letter-spacing: 2px;
}

.testimonial-quote {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--syn-ink-2);
  font-weight: 400;
}

/* ═══════════════════════════════════════
   INTÉGRATIONS & COMPATIBILITÉ
   ═══════════════════════════════════════ */
.integrations-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
  margin-top: 2.5rem;
}

.integration-chip {
  background: var(--syn-surface);
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-sm);
  padding: 1.15rem 0.85rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: border-color 0.2s ease;
}

.integration-chip:hover {
  border-color: var(--syn-border-strong);
}

.integration-chip i {
  font-size: 1.8rem;
}

.integration-chip span {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--syn-ink-2);
}

/* ═══════════════════════════════════════
   MÉTHODE DE DÉPLOIEMENT
   ═══════════════════════════════════════ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.step-card {
  background: var(--syn-surface);
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.75rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.step-card:hover {
  border-color: var(--syn-border-strong);
}

.step-num {
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 800;
  line-height: 1;
  position: absolute;
  top: -0.5rem;
  right: 1rem;
  color: var(--syn-surface-alt);
  z-index: 0;
}

.step-card>*:not(.step-num) {
  position: relative;
  z-index: 1;
}

.step-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--syn-emerald-tint);
  color: var(--syn-emerald);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.step-card h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.65rem;
}

.step-card p {
  font-size: 0.94rem;
  color: var(--syn-ink-2);
  line-height: 1.6;
}

/* ═══════════════════════════════════════
   FAQ ACCORDION
   ═══════════════════════════════════════ */
.faq-list {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-width: 800px;
  margin-inline: auto;
}

.faq-item {
  background: var(--syn-surface);
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item.open {
  border-color: var(--syn-emerald);
}

.faq-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--syn-ink);
  background: none;
  border: none;
  text-align: left;
  gap: 1rem;
}

.faq-btn i {
  font-size: 1.2rem;
  color: var(--syn-ink-3);
  transition: transform 0.25s ease, color 0.2s;
  flex-shrink: 0;
}

.faq-item.open .faq-btn i {
  transform: rotate(45deg);
  color: var(--syn-emerald);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.25s ease;
  font-size: 0.96rem;
  color: var(--syn-ink-2);
  line-height: 1.65;
}

.faq-item.open .faq-body {
  max-height: 300px;
  padding: 0 1.5rem 1.35rem;
}

/* ═══════════════════════════════════════
   CONTACT SPLIT SECTION (STYLE UNTITLED UI EDITORIAL LIGHT)
   ═══════════════════════════════════════ */
.contact-split-section {
  padding-block: clamp(4.5rem, 8vw, 7.5rem);
  background: var(--syn-canvas);
}

.contact-split-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--syn-border);
  box-shadow: 0 20px 48px rgba(15, 23, 21, 0.07);
}

.contact-split-left {
  padding: clamp(2.5rem, 4.5vw, 4rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #FFFFFF;
}

.contact-split-brand {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--syn-ink-2);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.dot-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--syn-emerald);
  display: inline-block;
}

.contact-split-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--syn-ink);
  margin-bottom: 0.75rem;
}

.contact-split-sub {
  font-size: 0.95rem;
  color: var(--syn-ink-2);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.contact-split-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-input-line {
  width: 100%;
  padding: 0.75rem 0;
  background: transparent;
  border: none;
  border-bottom: 1.5px solid var(--syn-border);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--syn-ink);
  transition: border-color 0.25s ease;
  border-radius: 0;
}

.form-input-line:focus {
  outline: none;
  border-bottom-color: var(--syn-emerald);
}

.btn-submit-split {
  width: 100%;
  margin-top: 1rem;
  padding: 0.95rem 1.5rem;
}

.contact-split-footer {
  font-size: 0.85rem;
  color: var(--syn-ink-2);
  margin-top: 2rem;
}

.contact-split-footer a {
  color: var(--syn-ink);
  font-weight: 700;
  text-decoration: underline;
}

/* Colonne Droite Visuel Éditorial & Témoignage Encart Light */
.contact-split-right {
  position: relative;
  min-height: 540px;
  overflow: hidden;
  background: #F4F3EE;
}

.contact-split-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
  filter: brightness(0.98) contrast(1.02);
}

.contact-split-overlay {
  position: absolute;
  inset: 0;
  padding: clamp(2.5rem, 4.5vw, 4rem);
  background: linear-gradient(180deg, rgba(15, 23, 21, 0.25) 0%, rgba(15, 23, 21, 0.85) 100%);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 2;
}

.contact-split-glass-card {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
  margin-bottom: 2rem;
}

.contact-split-quote {
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 2.2vw, 1.85rem);
  font-weight: 700;
  line-height: 1.35;
  color: #FFFFFF;
  margin-bottom: 2rem;
}

.contact-split-quote-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  padding-top: 1.5rem;
}

.meta-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.75);
}

.meta-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-top: 0.2rem;
}

.contact-split-brand-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0;
  padding: 1.25rem 0 0 0;
  box-shadow: none;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: #FFFFFF;
}

.brand-name .dot {
  color: var(--syn-emerald);
}

.brand-tag {
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
}

.cta-form-card form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--syn-ink);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.8rem 1rem;
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-sm);
  font-size: 0.94rem;
  background: var(--syn-surface-alt);
  color: var(--syn-ink);
  transition: border-color 0.2s, background 0.2s;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  background: #FFFFFF;
  border-color: var(--syn-emerald);
}

.btn-submit-grand {
  width: 100%;
  margin-top: 0.3rem;
}

.form-trust-note {
  font-size: 0.78rem;
  color: var(--syn-ink-3);
  text-align: center;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.cta-form-card form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--syn-ink);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.8rem 1rem;
  border: 1px solid var(--syn-border);
  border-radius: var(--radius-sm);
  font-size: 0.94rem;
  background: var(--syn-surface-alt);
  color: var(--syn-ink);
  transition: border-color 0.2s, background 0.2s;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  background: #FFFFFF;
  border-color: var(--syn-emerald);
}

.form-group textarea {
  resize: vertical;
  min-height: 90px;
}

.btn-submit-grand {
  width: 100%;
  margin-top: 0.3rem;
}

.form-trust-note {
  font-size: 0.78rem;
  color: var(--syn-ink-3);
  font-weight: 600;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.2rem;
}

/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
footer {
  border-top: 1px solid var(--syn-border);
  padding: 2.75rem 0;
  background: var(--syn-surface);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.88rem;
  color: var(--syn-ink-3);
  font-weight: 600;
}

.footer-nav {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.footer-nav a:hover {
  color: var(--syn-ink);
}

/* ═══════════════════════════════════════
   SCROLL REVEAL (SOBRE ET DIRECT)
   ═══════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

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

/* ═══════════════════════════════════════
   FOOTER MEGA GRID (BASE)
   ═══════════════════════════════════════ */
.footer-mega-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3.5rem;
}

/* ═══════════════════════════════════════
   RESPONSIVE MEDIA QUERIES
   ═══════════════════════════════════════ */
@media (max-width: 1080px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-mega-grid {
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 990px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-text-col {
    text-align: center;
    align-items: center;
  }

  .hero-sub {
    margin-inline: auto;
  }

  .hero-ctas {
    justify-content: center;
  }

  .hero-stats-card {
    margin-inline: auto;
    max-width: 100%;
  }

  .problem-grid,
  .offers-grid,
  .steps-grid,
  .cta-grand-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-visual-col {
    display: none;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-drawer {
    display: block;
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    background: rgba(250, 250, 247, 0.98);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--syn-border);
    padding: 1.25rem 2rem 1.75rem;
    transform: translateY(-120%);
    transition: transform 0.28s ease;
    z-index: 999;
  }

  .nav-drawer.open {
    transform: translateY(0);
  }

  .nav-drawer ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
    margin-bottom: 1.25rem;
  }

  .nav-drawer a {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--syn-ink);
  }

  /* Subpage hero grid → stack */
  .hero-subpage-grid {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  .hero-subpage-grid .hero-subpage-wrap {
    text-align: center !important;
  }

  .hero-subpage-grid .hero-subpage-wrap .hero-h1,
  .hero-subpage-grid .hero-subpage-wrap .hero-sub {
    text-align: center !important;
  }

  .hero-subpage-grid .hero-subpage-wrap .hero-stats-card {
    margin-inline: auto !important;
  }

  /* Schema architecture Agent IA → stack */
  .schema-arch-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    min-height: auto;
  }

  .schema-arch-svg {
    display: none;
  }

  .benefits-4col-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .reassurance-5col-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  /* Contact split → stack */
  .contact-split-card {
    grid-template-columns: 1fr;
  }

  .contact-split-right {
    min-height: 380px;
  }

  /* Footer → 2 cols */
  .footer-mega-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  /* CTA grand card padding */
  .cta-grand-card {
    padding: 3rem 1.5rem;
  }

  .cta-grand-title {
    font-size: 1.75rem;
  }
}

@media (max-width: 580px) {
  /* Hero H1 smaller */
  .hero-h1 {
    font-size: clamp(1.85rem, 7vw, 2.5rem);
  }

  .hero-subpage-title {
    font-size: clamp(2rem, 7vw, 3rem);
  }

  /* Hero sub text */
  .hero-sub {
    font-size: 0.98rem;
  }

  /* CTA buttons full width */
  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }

  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }

  /* Testimonials single column full width */
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .testimonial-card {
    min-height: auto;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-stats-card {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .hero-stat-cell {
    border-right: none;
    border-bottom: 1px solid var(--syn-border);
    padding-bottom: 0.65rem;
  }

  .hero-stat-cell:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }

  /* Section general spacing */
  .section {
    padding-block: clamp(2.5rem, 5vw, 4rem);
  }

  .section-title {
    font-size: clamp(1.65rem, 5.5vw, 2.2rem);
  }

  /* Offer cards */
  .offer-card {
    padding: 1.5rem 1.25rem;
  }

  .benefits-4col-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .reassurance-5col-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.15rem;
  }

  .offer-price .amount {
    font-size: 1.75rem;
  }

  /* Step cards */
  .step-card {
    padding: 1.75rem 1.35rem;
  }

  .step-num {
    font-size: 3.5rem;
  }

  /* Problem cards */
  .problem-card {
    padding: 1.5rem 1.25rem;
  }

  .problem-card .big-stat {
    font-size: 3.2rem;
  }

  /* Footer stacked */
  .footer-mega-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  /* Contact split */
  .contact-split-card {
    border-radius: var(--radius-md);
  }

  .contact-split-left {
    padding: 1.75rem 1.25rem;
  }

  .contact-split-right {
    min-height: 300px;
  }

  .contact-split-quote {
    font-size: clamp(1.1rem, 4vw, 1.4rem);
  }

  .contact-split-quote-meta {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  /* FAQ */
  .faq-btn {
    padding: 1rem 1.15rem;
    font-size: 0.94rem;
  }

  .faq-item.open .faq-body {
    padding: 0 1.15rem 1.15rem;
  }

  /* CTA grand */
  .cta-grand-card {
    padding: 2.5rem 1.25rem;
  }

  .cta-grand-title {
    font-size: 1.5rem;
  }

  .cta-grand-sub {
    font-size: 0.95rem;
  }

  /* Audio demo */
  .audio-demo-card {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }

  /* Testimonials heading */
  .testimonials-heading {
    font-size: clamp(1.5rem, 5vw, 2rem);
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .testimonials-heading::before {
    width: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ═══════════════════════════════════════
   ANIMATION SLOW ROTATION SVG RINGS
   ═══════════════════════════════════════ */
@keyframes spinClockwise {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes spinCounterClockwise {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

.hero-orbital-ring-1 {
  animation: spinClockwise 90s linear infinite;
  transform-origin: 330px 290px;
}

.hero-orbital-ring-2 {
  animation: spinCounterClockwise 120s linear infinite;
  transform-origin: 330px 290px;
}

/* ═══════════════════════════════════════
   ANIMATION SOFT GRAVITY FLOAT (AVATARS & CARDS)
   ═══════════════════════════════════════ */
@keyframes floatGravity1 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-5px); }
}

@keyframes floatGravity2 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
}

@keyframes floatAvatar1 {
  0%, 100% { transform: translateY(-50%); }
  50% { transform: translateY(calc(-50% - 5px)); }
}

@keyframes floatCardCenterX {
  0%, 100% { transform: translateX(-50%) translateY(0px); }
  50% { transform: translateX(-50%) translateY(-5px); }
}

.hero-orbital-avatar-1 { animation: floatAvatar1 5.2s ease-in-out infinite; }
.hero-orbital-avatar-2 { animation: floatGravity1 5.8s ease-in-out infinite 0.4s; }
.hero-orbital-avatar-3 { animation: floatGravity2 5.5s ease-in-out infinite 0.8s; }

.hero-orbital-card-1 { animation: floatCardCenterX 5.4s ease-in-out infinite 0.2s; }
.hero-orbital-card-2 { animation: floatGravity1 6s ease-in-out infinite 0.6s; }
.hero-orbital-card-3 { animation: floatGravity2 6.2s ease-in-out infinite 1s; }
.hero-orbital-card-4 { animation: floatCardCenterX 5.7s ease-in-out infinite 1.2s; }