@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400..700;1,400..700&display=swap');

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

html, body {
  height: 100%;
  overflow-x: hidden;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  scroll-behavior: smooth;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: url(images/back.png) no-repeat center center fixed;
  background-size: 50% auto;
  background-color: #011627;
}

/* =================== Logo =================== */
.logo, .a2 .logo {
  display: block;
  margin: -40px auto 20px auto;
  max-width: 800px;
  width: fit-content;
}

/* =================== Links =================== */
a, .a2 {
  display: inline-block;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
}

a {
  color: #011627;
  background-color: #4a819b;
  font-size: 20px;
  font-weight: 300;
  text-align: center;
  padding: 5px 30px;
  border-radius: 50px 50px 50px 5px;
  margin-top: 1px;
}

.a2 {
  padding: 0;
}

a:hover, .a2:hover {
  background-color: #3a6f84;
  transform: scale(1.10);
}

/* =================== Home link =================== */
#home-link {
  display: block;
  width: fit-content;
  margin: 0 auto;
  padding: 0;
  background: none;
  border: none;
}

#home-link img {
  display: block;
}

#home-link:hover {
  transform: none;
  background: none;
}

/* =================== Main / Container =================== */
main#container {
  flex: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
}

/* =================== Sections =================== */
.sections {
  display: grid;
  grid-template-columns: 1fr;
  width: 100%;
  max-width: 1280px;
  padding: 20px 60px;
  margin: 40px 80px;
  text-align: left;
}

.col1, .col2 {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 40px;
  text-decoration: none;
}

/* =================== Logiciels =================== */
.logiciels {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  margin-top: 100px;
}

.logiciels img {
  width: 60px;
  height: auto;
  margin-top: 5px;
  display: block;
}

.logiciels a {
  display: block;
  margin-bottom: 10px;
  padding: 5px 60px;
}

/* =================== Contact =================== */
.contact-section {
  max-width: 300px;
  margin: -470px 300px auto auto;
  margin-right: -100px;
  padding: 20px;
  background: #3a6f84;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.contact-section h2 {
  text-align: center;
  margin-bottom: 20px;
  font-size: 24px;
  font-weight: 800;
  color: #011627;
}

.contact-form label {
  display: block;
  margin-top: 15px;
  font-weight: 500;
}

.contact-form input,
.contact-form textarea {
  width: 90%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #ddd;
  margin: 5px auto;
}

/* =================== Buttons =================== */
button {
  margin-top: 20px;
  width: 100%;
  padding: 12px;
  background-color: #011627;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover {
  background-color: #4a819b;
}

/* =================== Paragraphs =================== */
p, .highlight {
  font-size: 15px;
  color: #ffecd1;
  text-align: center;
  line-height: 16px;
}

h2 {
  font-size: 30px;
  font-weight: 300;
}

/* =================== GIF Droite =================== */
.gif-droite {
  position: fixed;
  top: -100px;
  right: 300px;
  width: 150px;
  max-width: 25vw;
  z-index: 1000;
  transition: width 0.3s ease;
}

/* =================== Nav =================== */
nav a {
  color: #4a819b;
  text-decoration: none;
  line-height: 16px;
}

/* =================== Footer =================== */
footer {
  width: 100%;
  background-color: #011627;
  border-top: 2px solid #ffecd1;
  padding: 30px 0;
  text-align: center;
}

footer p {
  font-size: 14px;
  margin: 0;
  line-height: 1.2;
  color: #ffecd1;
}

footer a {
  display: inline-block;
  color: #ffecd1;
  background-color: #4a819b;
  font-size: 18px;
  font-weight: 150;
  text-align: center;
  padding: 1px 20px;
  margin: 10px;
  border-radius: 50px 5px 50px 50px;
  transition: all 0.3s ease;
}

footer a:hover {
  background-color: #3a6f84;
  transform: scale(1.05);
}

/* =================== Responsive =================== */
@media (max-width: 1024px) {
  body {
    background-size: 80% auto;
  }

  .sections {
    padding: 10px 15px;
    margin: 10px auto;
    gap: 20px;    
  }

  .gif-droite {
    right: 20px;
    width: 100px;
  }

  .contact-section {
    margin: 20px auto;
    max-width: 90%;
  }
}

@media (max-width: 768px) {
  body {
    background-size: 100% auto;
    background-position: center top;
  }

  .logo {
    max-width: 90%;
    margin: 2px auto;
  }

  .gif-droite {
    width: 80px;
    right: 10px;
    top: 20px;
  }

  a {
    font-size: 16px;
    padding: 5px 20px;
  }

  .contact-section {
    margin: 15px auto;
    padding: 18px;
  }
}

@media (max-width: 480px) {
  body {
    background-size: cover;
  }

  main#container {
    margin: 0;
    padding: 0;
  }

  .sections, .col1, .col2, .logiciels, .contact-section {
    margin: 0;
    gap: 10px;
  }

  p, .highlight, {
    margin: 0;
    line-height: 1.1;
    font-size: 11px;
  }

h2 {
  font-size: 30px;
  font-weight: 300;
}


  button {
    padding: 4px;
    font-size: 20px;
  }

  a {
    font-size: 20px;
    padding: 2px 20px;
  }

  nav {
    flex-direction: column;
    gap: 2px;
    margin: 0;
    padding: 0;
  }

  .gif-droite {
    width: 40px;
    right: 2px;
    top: 2px;
  }
}

@media (max-width: 360px) {
  .sections, .col1, .col2, .logiciels, .contact-section {
    padding: 1px;
    gap: 5px;
  }

  p, .highlight, h2, h3 {
    font-size: 10px;
    line-height: 1.0;
  }

  button {
    padding: 3px;
    font-size: 9px;
  }

  a {
    font-size: 15px;
    padding: 5px 30px;
  }

  .logo {
    max-width: 60%;
    margin: 1px auto;
  }

  .gif-droite {
    width: 30px;
    top: 1px;
    right: 1px;
  }
}