:root {
  /* Couleurs principales */
  --color-primary: #007BFF;      /* Bleu moderne */
  --color-secondary: #28A745;    /* Vert santé */
  --color-background: #F8F9FA;   /* Gris très clair */
  --color-surface: #FFFFFF;      /* Blanc pour conteneurs */
  --color-text: #333333;         /* Gris foncé pour le texte */
  --color-error: #DC3545;        /* Rouge pour les erreurs */
  --border-radius: 0.5rem;       /* Arrondis doux */
  --transition-speed: 0.2s;
}

/* Reset basique et box-sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body{
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    font-size: 16px;
    line-height: 1.5;
    Font-family: 'Luciole', Helvetica, Tahoma, Arial, sans-serif;
    text-align: left;
    color: var(--color-text);
    background-color: var(--color-background);
}

/* Conteneur centralisé */
.main-container {
  max-width: 1024px;
  margin: 2rem auto;
  background-color: var(--color-surface);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  width: 75%;
}

.tuto {
  max-width: 70%;
  margin: 15rem auto 2rem auto;
  background-color: var(--color-surface);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  width: 75%;
}

h1 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  text-align: center;
  color: var(--color-primary);
}

h2 {
  font-size: 2rem;
  color: var(--color-primary);
  margin: 1.5rem 0;
}

p {
  font-size: 18px;
}

.col-2{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 2rem;
}

img{
  border: 1px solid var(--color-primary);
  border-radius: 12px;
  padding: 4px;
  box-shadow: 0 0 6px var(--color-primary);
}

.col-2 img{
  width: 100%;
  object-fit: cover;
  display: block;
}

form {
  display: flex;
  flex-direction: column;
}

label {
  margin-bottom: 0.5rem;
  font-weight: 600;
}

blockquote.important-info {
  background-color: #fff3cd; /* Jaune pâle, type alerte */
  border-left: 5px solid #ffa502; /* Jaune-orange vif */
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  font-style: normal;
  color: #664d03;
  font-size: 1rem;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  position: relative;
}

blockquote.important-info::before {
  content: "⚠️ Important :";
  font-weight: bold;
  display: block;
  margin-bottom: 0.5rem;
}

input[type="email"],
input[type="password"],
input[type="file"],
input[type="url"] {
  padding: 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid #CED4DA;
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: border-color var(--transition-speed);
}

input:focus {
  outline: none;
  border-color: var(--color-primary);
}

button {
  padding: 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  color: #FFFFFF;
  background-color: var(--color-primary);
  border: 1px var(--color-primary) solid;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color var(--transition-speed);
}

button:hover {
  background-color: var(--color-surface);
  border: 1px var(--color-primary) solid;
  color: var(--color-primary);
}

button:disabled {
  background-color: #6C757D;
  cursor: not-allowed;
}

.error {
  color: var(--color-error);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

/* Lien secondaire */
.link-secondary {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
}

.link-secondary a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-speed);
}

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

/* Dashboard / Upload */
.upload-container,
.login-container,
.register-container {
  max-width: 800px;
  margin: 2rem auto;
  width: 25%;
}

/* QR Code */
#qrcode {
  margin-top: 1rem;
  text-align: center;
}

/* Titre principal du site */
.site-title {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 2.5rem;                   /* Taille généreuse */
  font-weight: 700;                    /* Gras prononcé */
  color: var(--color-primary);         /* Couleur principale */
  text-align: center;                  /* Centré sur la page */
  margin: 1.5rem 0;                    /* Espacements verticaux */
  letter-spacing: 0.05em;              /* Un peu d’espace entre les lettres */
  text-transform: uppercase;           /* Majuscules pour l’impact */
  position: relative;
}

/* Petite ligne décorative sous le titre */
.site-title::after {
  content: '';
  display: block;
  width: 4rem;
  height: 0.25rem;
  background-color: var(--color-secondary);
  margin: 0.5rem auto 0;
  border-radius: var(--border-radius);
  transition: width var(--transition-speed);
}

/* au survol, la ligne s’allonge */
.site-title:hover::after {
  width: 12rem;
}

.push{
  margin-left: auto;
}

footer{
  margin-top: auto;
  text-align: center;
}

.actions{
    display:flex;
  }

.actions .space-right{
  margin-right: 0.5rem;
}

.actions a:last-child{
  margin-left:auto;
}

#viewerWrapper{
  width: 90%;
  max-width: 1500px;
  margin: 0 auto;
  overflow: auto;
  box-sizing: border-box;
}

#viewer{
  width: 100%;
  margin: 0;
}

.pageWrap{
  position: relative;
  width: 100%;
  margin: 2rem 0;
  box-shadow: 0 0 4px #999;
}

.pageWrap canvas{
  display: block;
  width: 100%;
  height: auto;
}

/* Responsive */
@media (max-width: 576px) {
  .main-container,
  .upload-container {
    margin: 1rem;
    padding: 1.5rem;
  }

  h1 {
    font-size: 1.5rem;
  }
}