/* Général */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f9f9fb;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 1000px;
  margin: auto;
  padding: 0 1rem;
}

/* Header */
header {
  background-color: #0078d7;
  color: white;
  padding: 1rem 0;
}

header h1 {
  text-align: center;
  font-size: 2rem;
}

nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  flex-wrap: wrap;
  margin-top: 1rem;
}

nav ul li {
  margin: 0 10px;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  padding: 6px 12px;
  border-radius: 5px;
}

nav ul li a:hover,
nav ul li a.active {
  background-color: #005fa3;
}

/* Hero Section */
.hero {
  background: linear-gradient(to right, #0078d7, #00aaff);
  color: white;
  padding: 3rem 1rem;
  text-align: center;
}

.hero h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

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

.hero .btn {
  background-color: white;
  color: #0078d7;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  transition: 0.3s;
}

.hero .btn:hover {
  background-color: #e0f2ff;
}

/* Features Section */
.features {
  background-color: #fff;
  padding: 3rem 1rem;
}

.features .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
}

.feature {
  background: #f1f5f9;
  padding: 1.5rem;
  border-radius: 10px;
  flex: 1 1 300px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.feature h3 {
  color: #0078d7;
  margin-bottom: 1rem;
}

.feature p {
  margin-bottom: 1rem;
}

.link-btn {
  display: inline-block;
  color: #0078d7;
  font-weight: bold;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: 0.3s;
}

.link-btn:hover {
  border-color: #0078d7;
}

/* Footer */
footer {
  background-color: #f0f0f0;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
  font-size: 0.9rem;
  color: #555;
}


section {
  padding: 2rem;
  max-width: 900px;
  margin: auto;
}

h2 {
  color: #005baa;
}

form input, form textarea {
  width: 100%;
  padding: 0.7rem;
  margin: 0.5rem 0;
  border: 1px solid #ccc;
  border-radius: 5px;
}

form button {
  padding: 0.7rem 1.2rem;
  background-color: #005baa;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

form button:hover {
  background-color: #003f7a;
}


.network-image {
  width: 100%;
  max-width: 500px; /* limite la taille */
  height: 400px;
  display: block;
  margin: 1rem auto;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}
.network-figure {
  max-width: 500px;
  margin: 1rem auto;
  text-align: center;
  position: relative;
}

.network-figure img.network-image {
  display: block;
  margin: 0 auto;
}

.network-figure figcaption {
  display: inline-block;       /* réduit la largeur au texte */
  text-align: center;
  color: #555;
  font-size: 0.9rem;
  font-style: italic;
  margin-top: 0.4rem;
  padding: 0 0.5rem;
}
.intro-network {
  max-width: 720px;
  margin: 1.5rem auto 2rem auto;
  font-size: 1.1rem;
  line-height: 1.6;
  color: #333;
  text-align: center;
  font-weight: 500;
}
main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
  font-family: Arial, sans-serif;
  color: #222;
  line-height: 1.5;
}

h2, h3 {
  color: #005ea2;
}

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

.panne-item {
  background: #f5f8fa;
  border-left: 5px solid #005ea2;
  padding: 1rem 1.5rem;
  margin-bottom: 1.8rem;
  border-radius: 4px;
  box-shadow: 0 2px 4px rgb(0 0 0 / 0.05);
}

.panne-item ul {
  margin-top: 0.5rem;
  margin-left: 1.2rem;
}

.panne-item ul ul {
  margin-left: 1.2rem;
}

.contact-support {
  background: #e0f0ff;
  padding: 1.5rem 2rem;
  border-radius: 6px;
  border: 1px solid #a7cdfd;
  color: #003a75;
  font-weight: 600;
  margin-top: 2rem;
  text-align: center;
}
.guide {
  max-width: 720px;
  background: #f9f9f9;
  border-left: 4px solid #0078d7;
  padding: 1.5rem 2rem;
  margin: 1.5rem auto;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.07);
}

.guide h3 {
  color: #004a99;
  margin-top: 0;
}

.guide ol, .guide ul {
  margin-left: 1.3rem;
  color: #333;
  font-size: 1rem;
}

.guide p {
  margin-bottom: 1rem;
  font-weight: 500;
}
.tool-item {
  max-width: 700px;
  margin: 1.5rem auto;
  padding: 1rem 1.5rem;
  background-color: #f7faff;
  border-left: 4px solid #0078d7;
  border-radius: 5px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

.tool-item h3 {
  color: #005ea2;
  margin-top: 0;
}

.tool-item p, .tool-item ul {
  margin-left: 1.2rem;
  font-size: 1rem;
  color: #333;
}

.tool-item ul li {
  margin-bottom: 0.3rem;
}
.faq-item {
  max-width: 720px;
  background: #fefefe;
  border-left: 4px solid #0078d7;
  padding: 1rem 1.5rem;
  margin: 1.2rem auto;
  border-radius: 5px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}

.faq-item h3 {
  color: #005ea2;
  margin-top: 0;
}

.faq-item ul {
  margin-left: 1.5rem;
}

.faq-item p, .faq-item ul li {
  color: #333;
  font-size: 1rem;
}
.blog-post {
  max-width: 720px;
  background: #fffdfb;
  border-left: 4px solid #ffa600;
  padding: 1.5rem 2rem;
  margin: 1.5rem auto;
  border-radius: 6px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.blog-post h3 {
  color: #cc7000;
  margin-bottom: 0.3rem;
}

.blog-post p {
  color: #333;
  font-size: 1rem;
  line-height: 1.5;
}

.blog-post a {
  display: inline-block;
  margin-top: 0.5rem;
  color: #005ea2;
  text-decoration: underline;
  font-weight: bold;
}
.blog-article {
  max-width: 760px;
  margin: 2rem auto;
  padding: 1.5rem 2rem;
  background-color: #fefefe;
  border-left: 5px solid #0078d7;
  border-radius: 8px;
  box-shadow: 0 1px 6px rgba(0,0,0,0.08);
}

.blog-article h2 {
  color: #005ea2;
  margin-bottom: 0.5rem;
}

.blog-article h3 {
  margin-top: 1.5rem;
  color: #333;
}

.blog-article p, .blog-article ul, .blog-article ol {
  font-size: 1rem;
  color: #333;
  line-height: 1.6;
}
/* Menu responsive */
.logo-menu {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#menu-toggle {
  background: none;
  border: none;
  font-size: 1.8rem;
  color: white;
  display: none;
  cursor: pointer;
}

/* Responsive design */
@media (max-width: 768px) {
  nav ul {
    display: none;
    flex-direction: column;
    background-color: #0078d7;
    padding: 1rem;
    margin-top: 10px;
    border-radius: 5px;
  }

  nav ul.active {
    display: flex;
  }

  #menu-toggle {
    display: block;
  }

  .features .container {
    flex-direction: column;
    gap: 1.5rem;
  }

  .hero h2 {
    font-size: 1.6rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .btn {
    font-size: 0.95rem;
    padding: 0.6rem 1.2rem;
  }
}
/* Bouton retour haut */
#scrollTopBtn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: none;
  background-color: #0078d7;
  color: white;
  border: none;
  padding: 12px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  z-index: 100;
}
#scrollTopBtn:hover {
  background-color: #005fa3;
}

/* FAQ interactive */
.faq-question {
  background-color: #0078d7;
  color: white;
  padding: 12px;
  border: none;
  width: 100%;
  text-align: left;
  font-weight: bold;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 10px;
  border-radius: 5px;
}

.faq-answer {
  display: none;
  padding: 12px;
  background: #f1f5f9;
  border-left: 4px solid #0078d7;
  margin-bottom: 10px;
  border-radius: 4px;
}
body.dark-mode {
  background-color: #121212;
  color: #f0f0f0;
}

body.dark-mode header {
  background-color: #1e1e1e;
}

body.dark-mode nav ul {
  background-color: #1e1e1e;
}

body.dark-mode .hero {
  background: linear-gradient(to right, #333, #222);
}

body.dark-mode .feature {
  background-color: #1e1e1e;
  color: #ddd;
}

body.dark-mode footer {
  background-color: #1a1a1a;
  color: #aaa;
}

#darkToggle {
  position: absolute;
  top: 10px;
  right: 10px;
  background: #ffffff;
  color: #333;
  border: none;
  padding: 6px 12px;
  cursor: pointer;
  border-radius: 5px;
}

body.dark-mode #darkToggle {
  background: #444;
  color: #fff;
}

body.dark-mode {
  background-color: #121212;
  color: #e0e0e0; /* texte clair */
}

body.dark-mode header,
body.dark-mode nav ul,
body.dark-mode main,
body.dark-mode footer {
  background-color: #1e1e1e;
  color: #e0e0e0;
}

body.dark-mode p, 
body.dark-mode h1, 
body.dark-mode h2, 
body.dark-mode h3, 
body.dark-mode li,
body.dark-mode .techno,
body.dark-mode .step,
body.dark-mode .intro-network {
  color: #ddd; /* texte clair partout */
}


body.dark-mode {
  background-color: #121212;
  color: #e0e0e0;
}

/* Force dark backgrounds on all sections */
body.dark-mode section,
body.dark-mode .features,
body.dark-mode .guide,
body.dark-mode .faq-item,
body.dark-mode .blog-post,
body.dark-mode .blog-article,
body.dark-mode .tool-item,
body.dark-mode .panne-item,
body.dark-mode .contact-support {
  background-color: #1e1e1e !important;
  color: #e0e0e0;
}

body.dark-mode p,
body.dark-mode li,
body.dark-mode span {
  color: #ddd;
}

/* Links */
body.dark-mode a {
  color: #4da3ff;
}

/* Inputs / forms */
body.dark-mode input,
body.dark-mode textarea {
  background-color: #2a2a2a;
  color: #fff;
  border: 1px solid #555;
}
body.dark-mode .panne-item,
body.dark-mode .panne-item * {
  color: #e0e0e0 !important;
}

body.dark-mode .panne-item {
  background-color: #1e1e1e !important;
}

body.dark-mode .panne-item strong {
  color: #ffffff;
}
body.dark-mode .faq-item {
  background-color: #1e1e1e !important;
}

body.dark-mode .faq-question {
  background-color: #333 !important;
  color: #ffffff !important;
}

body.dark-mode .faq-answer {
  background-color: #2a2a2a !important;
  color: #e0e0e0 !important;
  display: none; 
}

body.dark-mode .faq-answer * {
  color: #e0e0e0 !important;
}