/* Style principal pour Intelligent Security IT - Version moderne */
:root {
  /* Palette de couleurs principale */
  --primary-color: #0056b3;      /* Bleu principal */
  --secondary-color: #4CAF50;    /* Vert */
  --accent-color: #FF5722;       /* Orange accent */
  --dark-color: #1a1a2e;         /* Bleu foncé presque noir */
  --light-color: #f8f9fa;        /* Blanc cassé */
  --gray-color: #6c757d;         /* Gris */
  
  /* Layout variables */
  --header-height: 80px;         /* Hauteur du header */
  
  /* Couleurs pour les sections spécifiques */
  --audit-color: #2196F3;        /* Bleu pour audit */
  --conseil-color: #FF9800;      /* Orange pour conseil */
  --management-color: #4CAF50;   /* Vert pour management */
  --governance-color: #E91E63;   /* Rose pour governance */
  --continuity-color: #00BCD4;   /* Cyan pour continuité */
  --security-color: #673AB7;     /* Violet pour sensibilisation */
  
  /* Typographie */
  --heading-font: 'Montserrat', sans-serif;
  --body-font: 'Open Sans', sans-serif;
  
  /* Espacement */
  --section-spacing: 6rem;
  --element-spacing: 2rem;
}

/* Reset et base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--body-font);
  line-height: 1.6;
  color: var(--dark-color);
  background-color: var(--light-color);
  overflow-x: hidden;
}

/* Typographie */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

h1 {
  font-size: 3.5rem;
  text-transform: uppercase;
  letter-spacing: -0.5px;
}

h2 {
  font-size: 2.5rem;
  position: relative;
  padding-bottom: 1rem;
  margin-bottom: 3rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 2px;
}

h2:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--primary-color);
}

h3 {
  font-size: 1.75rem;
}

p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--secondary-color);
}

/* Conteneurs */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: var(--section-spacing) 0;
}

/* Header et Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

header.scrolled {
  padding: 0.5rem 0;
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

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

.logo img {
  height: 50px;
  margin-right: 1rem;
}

.logo-text {
  font-family: var(--heading-font);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--primary-color);
}

.logo-text span {
  color: var(--secondary-color);
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 2rem;
}

.nav-links a {
  font-family: var(--heading-font);
  font-weight: 600;
  font-size: 1rem;
  color: var(--dark-color);
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
}

.nav-links a:after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

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

.nav-links a.active {
  color: var(--primary-color);
}

.hamburger {
  display: none;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--dark-color);
  margin: 5px 0;
  transition: all 0.3s ease;
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  color: white;
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  z-index: 1;
}

.hero h1 {
  color: white;
  margin-bottom: 1.5rem;
  font-size: 3.5rem;
  animation: fadeInUp 1s ease;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease 0.2s;
  animation-fill-mode: both;
}

.hero-quote {
  font-style: italic;
  font-size: 1.2rem;
  margin: 2rem 0;
  padding: 1rem;
  border-left: 4px solid var(--accent-color);
  animation: fadeInUp 1s ease 0.4s;
  animation-fill-mode: both;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 50px;
  font-family: var(--heading-font);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.3s ease;
  animation: fadeInUp 1s ease 0.6s;
  animation-fill-mode: both;
}

.btn:hover {
  background-color: var(--secondary-color);
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid white;
  margin-left: 1rem;
}

.btn-outline:hover {
  background-color: white;
  color: var(--primary-color);
}

/* À propos Section */
.about {
  background-color: white;
}

.about-content {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.about-text {
  flex: 1;
}

.about-image {
  flex: 1;
  position: relative;
}

.about-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.about-image:before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  width: 100%;
  height: 100%;
  border: 5px solid var(--primary-color);
  border-radius: 10px;
  z-index: -1;
}

/* Services Section */
.services {
  background-color: #f9f9f9;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: white;
}

.service-icon.audit {
  background-color: var(--audit-color);
}

.service-icon.conseil {
  background-color: var(--conseil-color);
}

.service-icon.management {
  background-color: var(--management-color);
}

.service-icon.governance {
  background-color: var(--governance-color);
}

.service-icon.continuity {
  background-color: var(--continuity-color);
}

.service-icon.security {
  background-color: var(--security-color);
}

.service-content {
  padding: 2rem;
}

.service-content h3 {
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

/* Formations Section */
.formations {
  background-color: white;
}

.formations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.formation-card {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.formation-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.formation-image {
  height: 200px;
  overflow: hidden;
}

.formation-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.formation-card:hover .formation-image img {
  transform: scale(1.1);
}

.formation-content {
  padding: 2rem;
}

.formation-content h3 {
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

/* Équipe Section */
.team {
  background-color: #f9f9f9;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.team-member {
  background-color: white;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  text-align: center;
  transition: all 0.3s ease;
}

.team-member:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.member-image {
  height: 250px;
  overflow: hidden;
}

.member-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.member-info {
  padding: 1.5rem;
}

.member-info h3 {
  margin-bottom: 0.5rem;
  font-size: 1.5rem;
}

.member-position {
  color: var(--gray-color);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--light-color);
  color: var(--dark-color);
  transition: all 0.3s ease;
}

.social-links a:hover {
  background-color: var(--primary-color);
  color: white;
}

/* Contact Section */
.contact {
  background-color: white;
}

.contact-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 4rem;
}

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

.contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.contact-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-right: 1rem;
}

.contact-details h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.contact-form {
  background-color: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
  font-family: var(--body-font);
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(0, 86, 179, 0.2);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

/* Map */
.map-container {
  height: 400px;
  margin-top: 4rem;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

/* Footer */
footer {
  background: linear-gradient(rgba(26, 26, 46, 0.9), rgba(26, 26, 46, 0.9)), url('../images/bg-footer.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: white;
  padding: 4rem 0 2rem;
  position: relative;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-logo {
  margin-bottom: 1rem;
}

.footer-logo img {
  height: 40px;
}

.footer-about p {
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-heading {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  color: white;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.3s ease;
}

.footer-links a:hover {
  color: white;
  padding-left: 5px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.footer-contact-icon {
  color: var(--primary-color);
  margin-right: 1rem;
  font-size: 1.2rem;
}

.footer-contact-text {
  color: rgba(255, 255, 255, 0.7);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (max-width: 992px) {
  html {
    font-size: 15px;
  }
  
  .about-content {
    flex-direction: column;
  }
  
  .about-image {
    order: -1;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  .hamburger {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: white;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.5s ease;
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .nav-links li {
    margin: 1.5rem 0;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .btn {
    display: block;
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .btn-outline {
    margin-left: 0;
  }
}

@media (max-width: 576px) {
  section {
    padding: 4rem 0;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero-content {
    padding: 0 1rem;
  }
}