/* ==========================================================================
   ADS – Afrik Digital Solutions | Premium Stylesheet
   ========================================================================== */

:root {
  /* Premium Palette */
  --color-bg-dark: #050b18;
  --color-bg-dark-card: #0c152b;
  --color-bg-light: #ffffff;
  --color-bg-light-sec: #f8fafc;
  
  --color-primary: #0052ff;
  --color-primary-glow: rgba(0, 82, 255, 0.3);
  --color-accent: #00c2ff;
  --color-accent-glow: rgba(0, 194, 255, 0.25);
  --color-accent-rgb: 0, 194, 255;
  
  --color-text-dark: #f8fafc;
  --color-text-muted-dark: #94a3b8;
  --color-text-light: #0f172a;
  --color-text-muted-light: #475569;
  
  --color-border-dark: rgba(255, 255, 255, 0.08);
  --color-border-light: rgba(15, 23, 42, 0.08);
  --color-border-accent: rgba(0, 194, 255, 0.2);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Layout Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Animation Easing */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --transition-smooth: 0.4s var(--ease-out-expo);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Offset for sticky navbar */
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-light);
  background-color: var(--color-bg-light);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all var(--transition-smooth);
}

ul {
  list-style: none;
}

/* Typography Helpers */
.gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-blue {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.3s var(--ease-out-expo);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0042cc 100%);
  color: #ffffff;
  border: 1px solid rgba(0, 194, 255, 0.3);
  box-shadow: 0 4px 20px rgba(0, 82, 255, 0.25);
}

.btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
  opacity: 0;
  transition: opacity 0.4s var(--ease-out-expo);
  z-index: 1;
}

.btn--primary > * {
  position: relative;
  z-index: 2;
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 194, 255, 0.4);
}

.btn--primary:hover::after {
  opacity: 1;
}

.btn--outline {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-text-light);
  border: 1px solid var(--color-border-light);
}

.btn--outline-dark:hover {
  background: rgba(15, 23, 42, 0.03);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 2rem;
  transition: padding 0.4s var(--ease-out-expo), background-color 0.4s var(--ease-out-expo), border-color 0.4s var(--ease-out-expo);
  border-bottom: 1px solid transparent;
}

.nav--scrolled {
  padding: 1rem 2rem;
  background-color: rgba(5, 11, 24, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--color-border-dark);
}

.nav__container {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
}

.nav__logo-img {
  height: 38px;
  width: auto;
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.75rem;
  color: #ffffff;
  cursor: pointer;
  padding: 0.25rem;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav__links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  position: relative;
  letter-spacing: 0.01em;
}

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

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.3s var(--ease-out-expo);
}

.nav__links a:hover::after {
  width: 100%;
}

.nav__cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, #004cc2 100%) !important;
  color: #ffffff !important;
  padding: 0.6rem 1.4rem;
  border-radius: 6px;
  border: 1px solid rgba(0, 194, 255, 0.2) !important;
  font-weight: 600 !important;
}

.nav__cta::after {
  display: none !important;
}

.nav__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(0, 194, 255, 0.3);
}

/* ==========================================================================
   Hero Section (Dark Constellation Theme)
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--color-bg-dark);
  color: var(--color-text-dark);
  overflow: hidden;
  padding-top: 100px;
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: auto; /* Allow mouse interaction */
}

/* Glowing background ambient shapes */
.hero__glow-1, .hero__glow-2 {
  position: absolute;
  border-radius: 50%;
  filter: blur(130px);
  pointer-events: none;
  opacity: 0.15;
  z-index: 0;
}

.hero__glow-1 {
  width: 40vw;
  height: 40vw;
  background: var(--color-primary);
  top: -10%;
  right: 10%;
}

.hero__glow-2 {
  width: 35vw;
  height: 35vw;
  background: var(--color-accent);
  bottom: -5%;
  left: 5%;
}

.hero__container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(0, 194, 255, 0.08);
  border: 1px solid rgba(0, 194, 255, 0.2);
  padding: 0.45rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(20px);
}

.hero__title {
  font-size: clamp(2.5rem, 6.5vw, 4.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(30px);
}

.hero__title span {
  display: block;
}

.hero__subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-muted-dark);
  max-width: 780px;
  margin: 0 auto 2.5rem;
  opacity: 0;
  transform: translateY(30px);
}

.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  justify-content: center;
  opacity: 0;
  transform: translateY(30px);
}

/* Active Load State Animations */
.hero.animated .hero__label {
  animation: fadeInUp 0.8s var(--ease-out-expo) forwards;
}
.hero.animated .hero__title {
  animation: fadeInUp 1s var(--ease-out-expo) 0.15s forwards;
}
.hero.animated .hero__subtitle {
  animation: fadeInUp 1s var(--ease-out-expo) 0.3s forwards;
}
.hero.animated .hero__buttons {
  animation: fadeInUp 1s var(--ease-out-expo) 0.45s forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   Section Shared Styles
   ========================================================================== */

.section {
  padding: var(--space-3xl) 2rem;
  position: relative;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
}

.section__header {
  margin-bottom: var(--space-2xl);
  max-width: 800px;
}

.section__label {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.85rem;
}

.section__label--dark {
  color: var(--color-accent);
}

.section__title {
  font-size: clamp(2rem, 3.8vw, 2.85rem);
  font-weight: 800;
  letter-spacing: -0.015em;
  line-height: 1.2;
  color: var(--color-text-light);
  margin-bottom: 1.25rem;
}

.section__title--dark {
  color: var(--color-text-dark);
}

.section__desc {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  color: var(--color-text-muted-light);
  line-height: 1.6;
}

.section__desc--dark {
  color: var(--color-text-muted-dark);
}

/* Scroll reveal helper classes */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

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

/* ==========================================================================
   Pourquoi ADS Section
   ========================================================================== */

.pourquoi-ads {
  background-color: var(--color-bg-light);
}

.pourquoi__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-xl);
  align-items: center;
}

.pourquoi__content-text {
  font-size: 1.1rem;
  color: var(--color-text-muted-light);
  margin-top: 1.5rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

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

.stat__card {
  background: var(--color-bg-light-sec);
  border: 1px solid var(--color-border-light);
  padding: 2rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 2rem;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.stat__card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
}

.stat__card:hover {
  transform: translateX(6px);
  border-color: rgba(0, 82, 255, 0.15);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
}

.stat__number {
  font-size: clamp(2.5rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-text-light);
  font-feature-settings: "tnum";
}

.stat__info {
  flex: 1;
}

.stat__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 0.25rem;
}

.stat__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted-light);
}

/* ==========================================================================
   Pôles d'intervention Section
   ========================================================================== */

.poles {
  background-color: var(--color-bg-light-sec);
}

.poles__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2.25rem;
}

.pole__card {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border-light);
  border-radius: 16px;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-smooth);
}

.pole__card::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 16px;
  border: 1.5px solid transparent;
  pointer-events: none;
  transition: all var(--transition-smooth);
}

.pole__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px -12px rgba(15, 23, 42, 0.08);
}

.pole__card:hover::after {
  border-color: var(--color-accent-glow);
}

.pole__header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.pole__icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background-color: rgba(0, 82, 255, 0.05);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
  transition: all var(--transition-smooth);
}

.pole__card:hover .pole__icon {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 4px 15px var(--color-primary-glow);
}

.pole__title-wrap {
  flex: 1;
}

.pole__title {
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--color-text-light);
  line-height: 1.3;
}

.pole__subtitle {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted-light);
  margin-top: 0.15rem;
}

.pole__desc {
  font-size: 0.95rem;
  color: var(--color-text-muted-light);
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

.pole__services-title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: 0.85rem;
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 0.4rem;
}

.pole__services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.pole__service-item {
  font-size: 0.85rem;
  color: var(--color-text-muted-light);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pole__service-item::before {
  content: '•';
  color: var(--color-accent);
  font-weight: bold;
}

.pole__footer {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pole__tag {
  font-size: 0.78rem;
  font-weight: 600;
  background-color: var(--color-bg-light-sec);
  border: 1px solid var(--color-border-light);
  padding: 0.3rem 0.65rem;
  border-radius: 4px;
  color: var(--color-text-muted-light);
  transition: all var(--transition-smooth);
}

.pole__card:hover .pole__tag {
  background-color: rgba(0, 194, 255, 0.05);
  border-color: rgba(0, 194, 255, 0.15);
  color: var(--color-primary);
}

/* ==========================================================================
   Notre approche (Vertical interactive timeline)
   ========================================================================== */

.approche {
  background-color: var(--color-bg-light);
}

.timeline {
  max-width: 900px;
  margin: 3.5rem auto 0;
  position: relative;
  padding: 2rem 0;
}

/* Timeline central vertical track line */
.timeline__track {
  position: absolute;
  left: 50px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border-light);
}

.timeline__progress {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 0%; /* Driven by JS on scroll */
  background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
  transition: height 0.1s linear;
}

.timeline__item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 2rem;
  position: relative;
  margin-bottom: var(--space-lg);
}

.timeline__item:last-child {
  margin-bottom: 0;
}

.timeline__node {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline__dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-bg-light);
  border: 3px solid var(--color-border-light);
  z-index: 2;
  transition: all 0.3s var(--ease-out-expo);
  box-shadow: 0 0 0 0 rgba(0, 82, 255, 0);
}

.timeline__item.active .timeline__dot {
  border-color: var(--color-accent);
  background-color: var(--color-bg-dark);
  box-shadow: 0 0 0 6px var(--color-accent-dim);
}

.timeline__num {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-text-muted-light);
  transition: color 0.3s;
}

.timeline__item.active .timeline__num {
  color: var(--color-accent);
}

.timeline__card {
  background-color: var(--color-bg-light-sec);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  padding: 2rem;
  transition: all var(--transition-smooth);
}

.timeline__item.active .timeline__card {
  border-color: var(--color-accent-glow);
  background-color: var(--color-bg-light);
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.05);
}

.timeline__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.timeline__desc {
  font-size: 0.95rem;
  color: var(--color-text-muted-light);
  line-height: 1.6;
}

/* ==========================================================================
   Pourquoi nous choisir Section
   ========================================================================== */

.choisir {
  background-color: var(--color-bg-light-sec);
}

.choisir__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.choisir__card {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  padding: 2.25rem;
  transition: all var(--transition-smooth);
}

.choisir__card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary-glow);
  box-shadow: 0 15px 30px rgba(15, 23, 42, 0.04);
}

.choisir__icon {
  width: 46px;
  height: 46px;
  border-radius: 8px;
  background-color: rgba(0, 194, 255, 0.06);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  margin-bottom: 1.5rem;
  transition: all var(--transition-smooth);
}

.choisir__card:hover .choisir__icon {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #ffffff;
}

.choisir__title {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}

.choisir__desc {
  font-size: 0.94rem;
  color: var(--color-text-muted-light);
  line-height: 1.6;
}

/* ==========================================================================
   Technologies Section (Structured Groups Grid)
   ========================================================================== */

.techs {
  background-color: var(--color-bg-light);
}

.techs__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2.5rem;
  margin-top: 3.5rem;
}

.techs__category {
  background-color: var(--color-bg-light-sec);
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  padding: 2rem;
  transition: border-color var(--transition-smooth);
}

.techs__category:hover {
  border-color: var(--color-primary-glow);
}

.techs__cat-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.techs__cat-title i {
  color: var(--color-primary);
}

.techs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.techs__item {
  font-size: 0.85rem;
  font-weight: 600;
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border-light);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  color: var(--color-text-muted-light);
  transition: all var(--transition-smooth);
}

.techs__item:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  transform: scale(1.05);
}

/* ==========================================================================
   Call To Action (CTA) & Footer Card
   ========================================================================== */

.cta {
  background-color: var(--color-bg-light-sec);
  padding-bottom: 0;
}

.cta__card {
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, #0c1428 100%);
  border: 1px solid var(--color-border-dark);
  border-radius: 24px;
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 60px -15px rgba(5, 11, 24, 0.4);
}

/* Glowing dot overlay on CTA */
.cta__card::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%);
  top: -100px;
  right: -50px;
  pointer-events: none;
}

.cta__card::after {
  content: '';
  position: absolute;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
  bottom: -80px;
  left: -50px;
  pointer-events: none;
}

.cta__container {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
}

.cta__title {
  font-size: clamp(1.85rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.25;
  color: #ffffff;
  margin-bottom: 1.25rem;
  letter-spacing: -0.015em;
}

.cta__text {
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  color: var(--color-text-muted-dark);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.cta__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  justify-content: center;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background-color: var(--color-bg-light-sec);
  border-top: 1px solid var(--color-border-light);
  padding: 4rem 2rem;
}

.footer__grid {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer__brand {
  max-width: 320px;
}

.footer__logo {
  height: 34px;
  width: auto;
  margin-bottom: 1.15rem;
}

.footer__tagline {
  font-size: 0.9rem;
  color: var(--color-text-muted-light);
  font-weight: 500;
}

.footer__right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1rem;
}

.footer__links {
  display: flex;
  gap: 1.75rem;
}

.footer__links a {
  font-size: 0.88rem;
  color: var(--color-text-muted-light);
  font-weight: 500;
}

.footer__links a:hover {
  color: var(--color-primary);
}

.footer__copy {
  font-size: 0.82rem;
  color: var(--color-text-muted-light);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 992px) {
  :root {
    --space-3xl: 6rem;
    --space-2xl: 4rem;
  }

  .pourquoi__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .nav__links {
    display: none; /* Fallback before JS runs menu */
  }
}

@media (max-width: 768px) {
  .nav {
    padding: 1.25rem 1.5rem;
  }
  
  .nav--scrolled {
    padding: 0.85rem 1.5rem;
  }

  .nav__toggle {
    display: block;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 290px;
    height: 100vh;
    background-color: var(--color-bg-dark);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 6rem 2.5rem 3rem;
    gap: 1.85rem;
    box-shadow: -15px 0 40px rgba(0, 0, 0, 0.35);
    transition: right 0.4s var(--ease-out-expo);
    border-left: 1px solid var(--color-border-dark);
    display: flex; /* Override fallback */
  }

  .nav__links.active {
    right: 0;
  }

  .nav__links a {
    font-size: 1.05rem;
    color: #ffffff;
    width: 100%;
    display: block;
    padding: 0.35rem 0;
  }

  .nav__cta {
    width: 100%;
    text-align: center;
    margin-top: 1rem;
  }

  .hero__container {
    padding: 0 1.5rem;
  }

  .hero__buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero__buttons .btn {
    width: 100%;
  }

  .cta__card {
    padding: 3rem 1.5rem;
  }

  .cta__buttons {
    flex-direction: column;
    width: 100%;
  }

  .cta__buttons .btn {
    width: 100%;
  }

  .timeline__track {
    left: 20px;
  }

  .timeline__item {
    grid-template-columns: 40px 1fr;
    gap: 1rem;
  }

  .timeline__dot {
    width: 18px;
    height: 18px;
    border-width: 2.5px;
  }

  .timeline__num {
    font-size: 0.95rem;
  }

  .timeline__card {
    padding: 1.5rem;
  }

  .footer__grid {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__right {
    align-items: flex-start;
    width: 100%;
  }

  .footer__links {
    flex-direction: column;
    gap: 0.85rem;
  }
}