/* 
   LEAD COM Landing Page Stylesheet
   Designed & Developed with Premium Aesthetics 
*/

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@500;600;700;800&family=Caveat:wght@600;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* --- Design Tokens / Variables --- */
:root {
  /* Color Palette */
  --lead-navy: #0B3D91;
  --lead-navy-dark: #082d6b;
  --lead-navy-light: #1E4A9C;
  --lead-indigo: #2E2A6E;
  --lead-blue: #1F6FD6;
  --lead-blue-hover: #1754a3;
  --lead-sky: #5BC2E7;
  --lead-sky-light: #e6f6fc;
  --lead-ink: #1A1A1A;
  --lead-paper: #FFFFFF;
  --lead-mist: #F4F8FC;
  --lead-alert-red: #E11E2A;
  --lead-grey: #666666;
  --lead-grey-light: #E0E6ED;
  
  /* Brand-specific Nuances for the 7 Services */
  --color-lead-brand: #1F6FD6;
  --color-lead-research: #2E86DE;
  --color-lead-operationnel: #4FA3E3;
  --color-lead-digital: #3C6FD1;
  --color-lead-goodies: #5BC2E7;
  --color-lead-light: #2F5FA8;
  --color-lead-training: #6FB6E0;

  /* Typography */
  --font-display: 'Baloo 2', cursive;
  --font-signature: 'Caveat', cursive;
  --font-body: 'Inter', sans-serif;

  /* Transitions & Shadows */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 2px 8px rgba(11, 61, 145, 0.04);
  --shadow-md: 0 8px 24px rgba(11, 61, 145, 0.06);
  --shadow-lg: 0 16px 40px rgba(11, 61, 145, 0.1);
  --shadow-inset: inset 0 2px 4px rgba(0, 0, 0, 0.06);

  /* Layout */
  --header-height: 80px;
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 24px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--lead-paper);
  color: var(--lead-ink);
  line-height: 1.6;
  overflow-x: hidden;
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

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

ul {
  list-style: none;
}

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section-padding {
  padding-top: 80px;
  padding-bottom: 80px;
}

@media (max-width: 768px) {
  .section-padding {
    padding-top: 60px;
    padding-bottom: 60px;
  }
}

/* --- Typographical System --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
}

.title-xl {
  font-size: clamp(2.25rem, 5vw + 1rem, 3.5rem); /* 36px → 56px */
  line-height: 1.1;
  color: var(--lead-navy);
}

.title-lg {
  font-size: clamp(1.75rem, 3vw + 1rem, 2.25rem); /* 28px → 36px */
  color: var(--lead-navy);
}

.title-md {
  font-size: clamp(1.25rem, 2vw + 1rem, 1.5rem); /* 20px → 24px */
}

.body-text {
  font-family: var(--font-body);
  font-size: 1.0625rem; /* 17px */
  color: var(--lead-ink);
  font-weight: 400;
}

.signature-text {
  font-family: var(--font-signature);
  font-size: 2.5rem;
  color: var(--lead-blue);
  font-weight: 600;
}

.uppercase-label {
  font-size: 0.8125rem; /* 13px */
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-center { text-align: center; }
.text-navy { color: var(--lead-navy); }
.text-blue { color: var(--lead-blue); }
.text-white { color: var(--lead-paper); }

/* --- Brand Signature Components --- */

/* Chevron Section Title */
.chevron-title-container {
  position: relative;
  margin-bottom: 48px;
  display: flex;
  justify-content: flex-start;
}

.chevron-title-badge {
  background: linear-gradient(15deg, var(--lead-sky) 0%, var(--lead-navy) 100%);
  padding: 12px 48px 12px 32px;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 50%, calc(100% - 24px) 100%, 0 100%);
  box-shadow: var(--shadow-md);
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  min-width: 0;
}

.chevron-title-text {
  font-family: var(--font-display);
  font-size: 1.875rem; /* ~30px */
  color: var(--lead-paper);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
}

@media (max-width: 576px) {
  .chevron-title-badge {
    padding: 10px 32px 10px 20px;
  }
  .chevron-title-text {
    font-size: 1.15rem;
    letter-spacing: 0.03em;
  }
}

/* Diagonal Chevron Wave Separator */
.chevron-separator {
  width: 100%;
  height: 12px;
  background-color: var(--lead-paper);
  position: relative;
  overflow: hidden;
}

.chevron-separator-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 200%;
  height: 12px;
  background: repeating-linear-gradient(
    -45deg,
    var(--lead-navy) 0,
    var(--lead-navy) 10px,
    var(--lead-blue) 10px,
    var(--lead-blue) 20px,
    var(--lead-sky) 20px,
    var(--lead-sky) 30px
  );
  opacity: 0.15;
  animation: separator-slide 20s linear infinite;
}

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

/* Alternate Section Background */
.bg-mist {
  background-color: var(--lead-mist);
}

/* Button & Call to Action Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-normal);
  gap: 10px;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--lead-blue);
  color: var(--lead-paper);
  box-shadow: 0 4px 14px rgba(31, 111, 214, 0.3);
}

.btn-primary:hover {
  background-color: var(--lead-navy);
  box-shadow: 0 6px 20px rgba(11, 61, 145, 0.4);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background-color: #1ebe5a;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  border: 2px solid var(--lead-blue);
  color: var(--lead-blue);
  background-color: transparent;
}

.btn-secondary:hover {
  background-color: var(--lead-sky-light);
  transform: translateY(-2px);
}

.btn-outline-white {
  border: 2px solid var(--lead-paper);
  color: var(--lead-paper);
  background-color: transparent;
}

.btn-outline-white:hover {
  background-color: var(--lead-paper);
  color: var(--lead-navy);
  transform: translateY(-2px);
}

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header.scrolled {
  height: 70px;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-md);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 48px;
  height: 48px;
}

.logo-img {
  height: 52px;
  width: auto;
  display: block;
}

.footer-logo-img {
  height: 42px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--lead-navy);
  line-height: 1;
}

.logo-sub {
  font-size: 0.65rem;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--lead-grey);
  display: block;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--lead-ink);
  position: relative;
  padding: 8px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--lead-blue);
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: var(--lead-blue);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--lead-blue);
  font-weight: 600;
}

/* Burger Menu */
.burger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  cursor: pointer;
  z-index: 1001;
}

.burger-bar {
  width: 100%;
  height: 2px;
  background-color: var(--lead-navy);
  transition: all var(--transition-normal);
}

@media (max-width: 991px) {
  .burger-menu {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--lead-paper);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    justify-content: center;
    gap: 32px;
    padding: 40px;
    transition: right var(--transition-normal);
  }
  
  .nav-menu.open {
    right: 0;
  }
  
  .burger-menu.open .burger-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .burger-menu.open .burger-bar:nth-child(2) {
    opacity: 0;
  }
  
  .burger-menu.open .burger-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* --- Hero Section --- */
.hero {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 80px;
  position: relative;
  background: radial-gradient(circle at 80% 20%, var(--lead-sky-light) 0%, var(--lead-paper) 70%);
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 991px) {
  .hero {
    padding-top: calc(var(--header-height) + 40px);
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-signature {
  margin-bottom: -10px;
}

.hero-title {
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--lead-grey);
  max-width: 580px;
}

@media (max-width: 991px) {
  .hero-subtitle {
    margin: 0 auto;
  }
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}

@media (max-width: 991px) {
  .hero-cta {
    justify-content: center;
  }
}

/* Hero Interactive SVG (The Blue Umbrella) */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-svg-wrapper {
  width: 100%;
  max-width: 480px;
  filter: drop-shadow(0 12px 32px rgba(11, 61, 145, 0.18));
  transition: transform var(--transition-normal);
}

.hero-photo {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  display: block;
}

.hero-svg-wrapper:hover {
  transform: translateY(-5px);
}

/* SVG Umbrella Animations */
.svg-umbrella-blue {
  cursor: pointer;
  transform-origin: 200px 180px;
  animation: float-blue 4s ease-in-out infinite;
  transition: transform var(--transition-normal), filter var(--transition-normal);
}

.svg-umbrella-blue:hover {
  filter: drop-shadow(0 6px 12px rgba(31, 111, 214, 0.5));
}

.svg-umbrella-grey {
  transform-origin: center;
  opacity: 0.5;
  transition: transform var(--transition-normal);
}

.svg-umbrella-grey:hover {
  opacity: 0.8;
  transform: scale(1.05);
}

@keyframes float-blue {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(2deg); }
}

/* --- Qui Sommes-Nous --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.about-text-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-text-accent {
  font-size: 1.25rem;
  color: var(--lead-navy);
  font-weight: 500;
  border-left: 4px solid var(--lead-blue);
  padding-left: 16px;
}

.mission-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 12px;
}

.mission-item {
  display: flex;
  gap: 16px;
}

.mission-num {
  width: 28px;
  height: 28px;
  background-color: var(--lead-blue);
  color: var(--lead-paper);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
  margin-top: 4px;
}

/* --- Values Star Component (Losange/Étoile) --- */
.values-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-top: 60px;
  height: 520px;
}

.values-center-circle {
  width: 180px;
  height: 180px;
  background: linear-gradient(135deg, var(--lead-navy) 0%, var(--lead-navy-dark) 100%);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  color: var(--lead-paper);
  box-shadow: var(--shadow-lg);
  z-index: 10;
  border: 4px solid var(--lead-paper);
  transition: all var(--transition-normal);
}

.values-center-title {
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.values-center-desc {
  font-size: 0.875rem;
  font-family: var(--font-body);
  opacity: 0.9;
  line-height: 1.3;
}

/* Value Node Styles (5 nodes in pentagon) */
.value-node {
  position: absolute;
  width: 90px;
  height: 90px;
  background-color: var(--lead-paper);
  border: 3px solid var(--lead-blue);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  z-index: 5;
  transition: all var(--transition-normal);
  user-select: none;
}

.value-node-icon {
  font-size: 1.5rem;
  color: var(--lead-blue);
  transition: all var(--transition-normal);
}

.value-node-label {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--lead-navy);
  margin-top: 4px;
}

/* Active State & Hover State */
.value-node:hover,
.value-node.active {
  transform: scale(1.15);
  background-color: var(--lead-blue);
  border-color: var(--lead-sky);
  box-shadow: 0 10px 24px rgba(31, 111, 214, 0.35);
}

.value-node:hover .value-node-icon,
.value-node.active .value-node-icon {
  color: var(--lead-paper);
}

.value-node:hover .value-node-label,
.value-node.active .value-node-label {
  color: var(--lead-paper);
}

/* SVG Line Connections */
.values-lines-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.values-line {
  stroke: var(--lead-grey-light);
  stroke-width: 2px;
  stroke-dasharray: 6 4;
  transition: stroke var(--transition-fast), stroke-width var(--transition-fast);
}

.values-line.active {
  stroke: var(--lead-blue);
  stroke-width: 3px;
  stroke-dasharray: none;
}

/* Media Query for Values star on Mobile */
@media (max-width: 768px) {
  .values-container {
    height: auto;
    margin-top: 30px;
    gap: 16px;
  }
  .values-lines-svg {
    display: none;
  }
  .values-center-circle {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-md);
    margin-bottom: 24px;
  }
  .value-node {
    position: relative;
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-md);
    flex-direction: row;
    justify-content: flex-start;
    padding: 16px 20px;
    gap: 16px;
    border-width: 2px;
  }
  .value-node-label {
    margin-top: 0;
    font-size: 1.0625rem;
  }
  .value-node::after {
    content: attr(data-desc);
    display: block;
    font-size: 0.875rem;
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--lead-grey);
    margin-left: auto;
    max-width: 60%;
    text-align: right;
  }
  .value-node:hover::after,
  .value-node.active::after {
    color: rgba(255, 255, 255, 0.8);
  }
}

/* --- Notre Méthodologie --- */
.methodology-intro {
  max-width: 680px;
  margin: -10px auto 40px auto;
  color: var(--lead-grey);
}

/* 12-Step Timeline/Grid */
.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
}

.method-card {
  background-color: var(--lead-paper);
  border-radius: var(--border-radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--lead-sky);
  position: relative;
  transition: all var(--transition-normal);
}

.method-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--lead-blue);
}

.method-step {
  width: 36px;
  height: 36px;
  background-color: var(--lead-sky-light);
  color: var(--lead-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 16px;
}

.method-card:hover .method-step {
  background-color: var(--lead-blue);
  color: var(--lead-paper);
}

.method-title {
  font-size: 1.125rem;
  color: var(--lead-navy);
  margin-bottom: 8px;
}

/* Flow Arrows on Desktop */
.method-card::after {
  content: '→';
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--lead-sky);
  font-weight: 700;
  z-index: 2;
}

/* Remove arrow on every 4th item */
.method-card:nth-child(4n)::after {
  content: '';
}

@media (max-width: 991px) {
  .method-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .method-card::after {
    display: none;
  }
}

@media (max-width: 576px) {
  .method-grid {
    display: flex;
    overflow-x: auto;
    padding-bottom: 24px;
    scroll-snap-type: x mandatory;
    gap: 20px;
  }
  .method-card {
    min-width: 260px;
    scroll-snap-align: start;
    flex-shrink: 0;
  }
}

/* --- Nos Offres (7 Brands Grid) --- */
.offres-intro {
  max-width: 680px;
  margin: -10px auto 40px auto;
  color: var(--lead-grey);
}

.offres-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 40px;
}

/* Special Layout: 7 items - last row centered or spans differently */
@media (min-width: 992px) {
  .offres-grid .offre-card:nth-child(7) {
    grid-column: 2 / 3;
  }
}

@media (max-width: 991px) {
  .offres-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .offres-grid {
    grid-template-columns: 1fr;
  }
}

/* Offre Card Component */
.offre-card {
  background-color: var(--lead-paper);
  border-radius: var(--border-radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(11, 61, 145, 0.05);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

@media (max-width: 480px) {
  .offre-card {
    padding: 22px;
  }
}

.offre-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.offre-icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--lead-paper);
}

.offre-logo-img {
  height: 56px;
  width: auto;
  max-width: 170px;
  object-fit: contain;
  object-position: left center;
  margin-bottom: 20px;
}

.offre-title {
  font-size: 1.35rem;
  color: var(--lead-navy);
  margin-bottom: 12px;
}

.offre-tagline {
  font-size: 0.95rem;
  color: var(--lead-grey);
  margin-bottom: 20px;
  font-style: italic;
  line-height: 1.4;
}

.offre-prestations-title {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  color: var(--lead-navy-light);
  margin-bottom: 12px;
  margin-top: auto; /* Push lists down */
}

.offre-prestations-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}

.offre-prestation-item {
  font-size: 0.9375rem;
  color: var(--lead-ink);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.4;
}

.offre-prestation-bullet {
  color: var(--lead-blue);
  font-weight: bold;
  flex-shrink: 0;
}

.offre-cta-link {
  font-weight: 600;
  font-size: 0.9375rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition-fast);
  margin-top: auto;
}

.offre-cta-link:hover {
  gap: 10px;
}

/* Offres Unique Colors classes */
.brand-brand {
  border-top: 4px solid var(--color-lead-brand);
}
.brand-brand .offre-icon-wrapper { background-color: var(--color-lead-brand); }
.brand-brand .offre-cta-link { color: var(--color-lead-brand); }

.brand-research {
  border-top: 4px solid var(--color-lead-research);
}
.brand-research .offre-icon-wrapper { background-color: var(--color-lead-research); }
.brand-research .offre-cta-link { color: var(--color-lead-research); }

.brand-operationnel {
  border-top: 4px solid var(--color-lead-operationnel);
}
.brand-operationnel .offre-icon-wrapper { background-color: var(--color-lead-operationnel); }
.brand-operationnel .offre-cta-link { color: var(--color-lead-operationnel); }

.brand-digital {
  border-top: 4px solid var(--color-lead-digital);
}
.brand-digital .offre-icon-wrapper { background-color: var(--color-lead-digital); }
.brand-digital .offre-cta-link { color: var(--color-lead-digital); }

.brand-goodies {
  border-top: 4px solid var(--color-lead-goodies);
}
.brand-goodies .offre-icon-wrapper { background-color: var(--color-lead-goodies); }
.brand-goodies .offre-cta-link { color: var(--color-lead-goodies); }

.brand-light {
  border-top: 4px solid var(--color-lead-light);
}
.brand-light .offre-icon-wrapper { background-color: var(--color-lead-light); }
.brand-light .offre-cta-link { color: var(--color-lead-light); }

.brand-training {
  border-top: 4px solid var(--color-lead-training);
}
.brand-training .offre-icon-wrapper { background-color: var(--color-lead-training); }
.brand-training .offre-cta-link { color: var(--color-lead-training); }

/* --- Ils nous font confiance (Clients Carousel) --- */
.clients-marquee-container {
  overflow: hidden;
  padding: 20px 0;
  position: relative;
  width: 100%;
}

.clients-marquee-container::before,
.clients-marquee-container::after {
  content: '';
  position: absolute;
  top: 0;
  width: 100px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.clients-marquee-container::before {
  left: 0;
  background: linear-gradient(to right, var(--lead-mist) 0%, transparent 100%);
}

.clients-marquee-container::after {
  right: 0;
  background: linear-gradient(to left, var(--lead-mist) 0%, transparent 100%);
}

.clients-marquee-track {
  display: flex;
  gap: 40px;
  width: max-content;
  animation: marquee-scroll 45s linear infinite;
}

@media (max-width: 576px) {
  .clients-marquee-track {
    gap: 20px;
    animation-duration: 32s;
  }
}

.clients-marquee-track:hover {
  animation-play-state: paused;
}

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

/* Client Logo Cards (stylised wordmark recreations, real brand colors) */
.client-logo-card {
  background-color: var(--lead-paper);
  border-radius: var(--border-radius-sm);
  padding: 14px 22px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(11, 61, 145, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  transition: all var(--transition-fast);
  min-height: 68px;
  min-width: 150px;
}

.client-logo-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.client-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.client-logo-photo {
  height: 48px;
  width: auto;
  max-width: 150px;
  object-fit: contain;
}

.client-logo-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.client-logo-icon-square {
  width: 10px;
  height: 10px;
  background-color: #2FBFA0;
  flex-shrink: 0;
  border-radius: 2px;
}

.client-logo-badge-square {
  background-color: #1F6FD6;
  color: var(--lead-paper);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  padding: 8px 14px;
  border-radius: var(--border-radius-sm);
  letter-spacing: 0.02em;
}

.client-logo-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--lead-navy-light);
  letter-spacing: 0.01em;
}

.client-logo-sub {
  font-family: var(--font-body);
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--lead-grey);
  margin-top: 2px;
  white-space: normal;
  max-width: 160px;
}

@media (max-width: 576px) {
  .client-logo-card {
    padding: 12px 16px;
    min-height: 60px;
    min-width: 130px;
  }
  .client-logo-name {
    font-size: 1rem;
  }
}

/* --- Nos Réalisations (Portfolio Filtrable) --- */
.realisations-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--lead-grey-light);
  color: var(--lead-grey);
  transition: all var(--transition-normal);
}

.filter-btn:hover {
  border-color: var(--lead-blue);
  color: var(--lead-blue);
}

.filter-btn.active {
  background-color: var(--lead-blue);
  border-color: var(--lead-blue);
  color: var(--lead-paper);
  box-shadow: 0 4px 10px rgba(31, 111, 214, 0.25);
}

.realisations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

@media (max-width: 991px) {
  .realisations-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .realisations-grid {
    grid-template-columns: 1fr;
  }
}

/* Case Study Card with Red Accent Header strictly for Client Realisations */
.case-card {
  background-color: var(--lead-paper);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(11, 61, 145, 0.05);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.case-header-red {
  background: linear-gradient(135deg, var(--lead-blue) 0%, var(--lead-navy) 100%);
  color: var(--lead-paper);
  padding: 16px 24px;
  position: relative;
}

.case-header-red::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 40px;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
}

.case-client-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.case-client-icon {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  padding: 5px;
}

.case-client {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
}

.case-year {
  font-size: 0.75rem;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.85;
}

.case-media {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding: 4px;
}

.case-media a {
  display: block;
  overflow: hidden;
  border-radius: 4px;
}

.case-media img {
  width: 100%;
  height: 82px;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-normal);
}

.case-media a:hover img {
  transform: scale(1.08);
}

.case-media--single {
  grid-template-columns: 1fr;
}

.case-media--single img {
  height: 180px;
}

.case-media--two {
  grid-template-columns: 1fr 1fr;
}

.case-media--two img {
  height: 140px;
}

.case-video-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 180px;
  background: linear-gradient(135deg, var(--lead-navy), var(--lead-blue));
  border-radius: 4px;
  text-decoration: none;
  transition: transform var(--transition-normal);
}

.case-video-link:hover {
  transform: scale(1.02);
}

.case-video-play {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 2px solid rgba(255, 255, 255, 0.6);
  color: var(--lead-paper);
}

.case-video-caption {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--lead-paper);
}

.case-media--two .case-video-link {
  height: 140px;
}

.case-video-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 82px;
  background: linear-gradient(135deg, var(--lead-navy), var(--lead-blue));
  border-radius: 4px;
  color: var(--lead-paper);
  transition: transform var(--transition-normal);
}

.case-video-tile:hover {
  transform: scale(1.08);
}

.case-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

@media (max-width: 480px) {
  .case-body {
    padding: 18px;
  }
  .goodies-gallery-card {
    padding: 20px;
  }
}

.case-title {
  font-size: 1.125rem;
  color: var(--lead-navy);
  margin-bottom: 12px;
  line-height: 1.3;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.case-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  background-color: var(--lead-sky-light);
  color: var(--lead-navy-light);
}

.case-prestations-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.case-prestation-item {
  font-size: 0.875rem;
  color: var(--lead-grey);
  display: flex;
  gap: 8px;
  line-height: 1.4;
}

.case-prestation-bullet {
  color: var(--lead-blue);
  font-weight: bold;
  flex-shrink: 0;
}

/* Goodies Gallery Widget inside Portfolio */
.goodies-gallery-card {
  grid-column: span 3;
  background-color: var(--lead-paper);
  border-radius: var(--border-radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(11, 61, 145, 0.05);
}

@media (max-width: 991px) {
  .goodies-gallery-card {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .goodies-gallery-card {
    grid-column: span 1;
  }
}

.goodies-gallery-title {
  font-size: 1.5rem;
  color: var(--lead-navy);
  margin-bottom: 20px;
  text-align: center;
}

.goodies-items-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

@media (max-width: 991px) {
  .goodies-items-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .goodies-items-grid {
    grid-template-columns: 1fr;
  }
}

.goodies-item {
  display: block;
  position: relative;
  background-color: var(--lead-mist);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.goodies-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.goodies-item-img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-normal);
}

.goodies-item:hover .goodies-item-img {
  transform: scale(1.06);
}

.goodies-item-caption {
  padding: 12px 14px;
  text-align: center;
  border-left: 3px solid var(--lead-blue);
}

.goodies-item-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--lead-navy);
  margin-bottom: 4px;
}

.goodies-item-client {
  font-size: 0.75rem;
  color: var(--lead-grey);
}

/* Filter Hide/Show Animation Classes */
.realisations-grid > div {
  animation: scale-up 0.4s ease forwards;
}

@keyframes scale-up {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: flex-start;
}

@media (max-width: 991px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-info-text {
  color: var(--lead-grey);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--lead-sky-light);
  color: var(--lead-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

.contact-detail-title {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  color: var(--lead-grey);
}

.contact-detail-value {
  font-size: 1.0625rem;
  color: var(--lead-navy);
  font-weight: 600;
}

.contact-detail-value a:hover {
  color: var(--lead-blue);
}

/* Contact Form Component */
.contact-form {
  background-color: var(--lead-paper);
  border-radius: var(--border-radius-md);
  padding: 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(11, 61, 145, 0.05);
}

@media (max-width: 576px) {
  .contact-form {
    padding: 24px;
  }
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 576px) {
  .form-group-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
}

.form-label {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--lead-navy-light);
  margin-bottom: 8px;
}

.form-control {
  background-color: var(--lead-mist);
  border: 2px solid transparent;
  border-radius: var(--border-radius-sm);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: all var(--transition-normal);
  color: var(--lead-ink);
  outline: none;
}

.form-control:focus {
  border-color: var(--lead-sky);
  background-color: var(--lead-paper);
  box-shadow: var(--shadow-inset), 0 0 0 4px rgba(91, 194, 231, 0.15);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* Custom Checkbox/Radio or selection styled */
select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230B3D91' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 40px;
  cursor: pointer;
}

/* Success Form Overlay popup */
.form-success-message {
  display: none;
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
  padding: 16px;
  border-radius: var(--border-radius-sm);
  margin-bottom: 20px;
  font-size: 0.9375rem;
  text-align: center;
  animation: fade-in 0.3s ease forwards;
}

.form-success-message.form-error-message {
  background-color: #fff3cd;
  color: #856404;
  border-color: #ffeeba;
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* --- Footer --- */
.footer {
  background-color: var(--lead-navy-dark);
  color: var(--lead-paper);
  padding-top: 60px;
  padding-bottom: 30px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo-text {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--lead-paper);
}

.footer-logo-sub {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--lead-sky);
  display: block;
}

.footer-desc {
  font-size: 0.875rem;
  opacity: 0.8;
  max-width: 320px;
}

.footer-signature {
  font-family: var(--font-signature);
  font-size: 1.8rem;
  color: var(--lead-sky);
  margin-top: 10px;
}

.footer-title {
  font-size: 1.125rem;
  color: var(--lead-paper);
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--lead-sky);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.875rem;
  opacity: 0.8;
  transition: opacity var(--transition-fast), padding var(--transition-fast);
}

.footer-link:hover {
  opacity: 1;
  color: var(--lead-sky);
  padding-left: 4px;
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  font-size: 0.875rem;
  opacity: 0.8;
}

.footer-contact-icon {
  color: var(--lead-sky);
  margin-top: 4px;
}

.footer-socials {
  display: flex;
  gap: 12px;
  margin-top: 10px;
}

.footer-social-link {
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
  color: var(--lead-paper);
}

.footer-social-link:hover {
  background-color: var(--lead-blue);
  color: var(--lead-paper);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
  opacity: 0.6;
}

@media (max-width: 576px) {
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* --- Scroll Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* Respect user motion preferences */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .svg-umbrella-blue {
    animation: none !important;
  }
  .clients-marquee-track {
    animation: none !important;
  }
  .chevron-separator-wave {
    animation: none !important;
  }
  .case-card:hover, .offre-card:hover, .method-card:hover, .btn:hover {
    transform: none !important;
  }
}