:root {
  --color-bg: #FAFAF9;
  --color-surface: #ffffff;
  --color-primary: rgb(224, 191, 0);
  --color-secondary: #10b981;
  --color-text: #1f2937;
  --color-muted: #6b7280;

  --font-base: "Onest", sans-serif;
  --radius: 6px;
  --gap: 1rem;

  --shadow: rgba(0, 0, 0, 0.08);
}


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

body {
  margin: 0;
  padding: var(--gap);
  background: var(--color-bg);
  font-family: var(--font-base);
  color: var(--color-text);   
}

main {
  width: 95%;
}

.header {
  display: flex;
  flex-direction: column;
  align-items: center; 
  padding: 1rem;
  margin-bottom: 2rem;
  background-color: #F8F3EB;
}

#logo {
  width: 10%;
}

#slogan {
  font-size: 0.85rem;
  color: #708090;
  font-family: "Sora", sans-serif;
  font-optical-sizing: auto;
}

/* Formulaire de projet */
#project-form {
  background: var(--color-surface);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--gap);
  padding: var(--gap);
  border-radius: var(--radius);
  box-shadow: 0 4px 8px var(--shadow);
  margin-bottom: calc(var(--gap) * 1.5);
  width: 50%;
}

#project-form label {
  flex: 1 1 100%;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-muted);
}

#project-form input[type="text"] {
  flex: 1 1 auto;
  padding: 0.6em 1em;
  border: 1px solid var(--color-muted);
  border-radius: var(--radius);
  font-size: 1rem;
  transition: border-color 0.2s;
}

#project-form input[type="text"]:focus {
  outline: none;
  border-color: var(--color-primary);
}

#project-form button[type="submit"], #export-json-btn, #export-pdf-btn {
  flex: 0 0 auto;
  padding: 0.7em 1.2em;
  border: none;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

#export-json-btn, #export-pdf-btn {
  margin-top: 4rem;  
   background: rgb(0, 189, 202);  
}

#export-pdf-btn {
  margin-left: 1.5rem;
}

button:hover {
  background: rgb(229, 233, 179);
  transform: translateY(-1px);
}

.addTask:hover {
  background:rgb(159, 170, 0) !important;
}

/* Liste des projets (grid) */
#project-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--gap);
}

#project-list li {
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  padding: var(--gap);
  border-radius: var(--radius);
  box-shadow: 0 4px 8px var(--shadow);
  position: relative;
}

/* Boutons projets */
#project-list li > button {
  padding: 0.5em 0.8em;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.85rem;
  transition: background 0.2s, transform 0.1s;
}

/* + Voir / Ajouter tâche */
#project-list li > button:first-child {
  background: var(--color-secondary);
  color: #fff;
  align-self: flex-start;
}

#project-list li > button:first-child:hover {
  background: darken(var(--color-secondary), 10%);
}

/* Modifier */
#project-list li > button:nth-child(3) {
  background: var(--color-bg);
  color: var(--color-text);
}

#project-list li > button:nth-child(3):hover {
  background: var(--color-muted);
  color: #fff;
}

/* Supprimer */
#project-list li > button:nth-child(4) {
  background: #ef4444;
  color: #fff;
}

#project-list li > button:nth-child(4):hover {
  background: #dc2626;
}

/* Container et formulaire des tâches */
.tasks-container {
  background: var(--color-bg);
  padding: calc(var(--gap) / 1.5);
  border-radius: var(--radius);
  box-shadow: inset 0 2px 4px var(--shadow);
  margin-top: var(--gap);
}

.tasks-container ul {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 200px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.tasks-container ul::-webkit-scrollbar {
  width: 6px;
}

.tasks-container ul::-webkit-scrollbar-thumb {
  background: var(--color-muted);
  border-radius: 3px;
}

.tasks-container li {
  display: flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.6em 0;
  border-bottom: 1px solid var(--color-bg);
}

.tasks-container li:last-child {
  border-bottom: none;
}

.header-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.deadline {
  background-color: greenyellow;
  padding: 0.3rem;
  color: rgb(0, 82, 0);
  border-radius: 10px; 
  font-size: 0.8rem;  
  margin-top: 0 !important;
}

/*Message détection deadline*/
.deadline-alert {
  display: block;
  color: orange;
  font-weight: bold;
}

.deadline-alert.overdue {
  color: red;
}


.tasks-container input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 1.2em;
  height: 1.2em;
}

.tasks-container li .task-done:checked + span {
  text-decoration: line-through;
  color: var(--color-muted);
}

/* Formulaire tâche */
.tasks-container form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
  margin-top: var(--gap);
}

.tasks-container form input[type="text"],
.tasks-container form input[type="date"] {
  flex: 1 1 120px;
  padding: 0.5em;
  border: 1px solid var(--color-muted);
  border-radius: var(--radius);
  font-size: 0.9rem;
}

.tasks-container form button {
  padding: 0.5em 1em;
  border: none;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

/* Masquer/afficher */
.task-section.hidden {
  display: none;
}

/* switch */
input[type="checkbox"].task-done {
  -webkit-appearance: none;
  appearance: none;
  width: 40px;
  height: 20px;
  background-color: #ccc;
  border-radius: 20px;
  position: relative;
  cursor: pointer;
  outline: none;
  transition: background-color .2s;
}

/* Le bouton à l’intérieur du switch */
input[type="checkbox"].task-done::before {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  background-color: #fff;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform .2s;
}

/* État checked */
input[type="checkbox"].task-done:checked {
  background-color: #4caf50;
}

input[type="checkbox"].task-done:checked::before {
  transform: translateX(20px);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  padding: 10px 20px;
  border-radius: 4px;
  opacity: 1;
  transition: opacity 0.5s ease-out;
  z-index: 1000;
}
.toast.hide {
  opacity: 0;
}

#export {
display: flex;
gap: 2rem;
 margin-left: 9rem;
}

#mentions {
  margin-top: 12rem;
  padding: 1rem;
  background-color: #F8F3EB;
  color: #708090; 
  font-family: "Sora", sans-serif;
  font-optical-sizing: auto;
}

#mentions h2 {
  font-size: 0.8rem;
}

#mentions p {
  font-size: 0.7rem;
}

/*********************************/
/*********MEDIA QUERIES***********/
/* Mobile*/
@media (max-width: 600px) {

  main {
    width: 100%;
  }

  #logo {
    width: 40%;
  }

  #project-form {
    flex-direction: column;
    width: 100%;
  }

  #project-form input[type="text"] {
    width: 100%;
  }

  #project-form button[type="submit"],
  #export-json-btn,
  #export-pdf-btn {
    width: 100%;
  }

  #export-pdf-btn {
    margin-left: 0;
  }

  #project-list {
    grid-template-columns: 1fr;
  }

  .tasks-container form {
    flex-direction: column;
  }

  .tasks-container form input[type="text"],
  .tasks-container form input[type="date"],
  .tasks-container form button {
    width: 100%;
  }

  .header {
    text-align: center;
  }

  #slogan {
    font-size: 0.75rem;
  }

  #export {
  flex-direction: column;
  margin-left: 0;
  gap: 0.5rem;  
}

  #mentions {
    font-size: 0.65rem;
    padding: 0.5rem;
  }
}

/* Tablettes */
@media (min-width: 601px) and (max-width: 1024px) {

  #project-form {
    width: 80%;
  }

  #project-list {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }

  #logo {
    width: 20%;
  }

  .tasks-container form {
    flex-wrap: wrap;
    justify-content: space-between;
  }

  .tasks-container form input[type="text"],
  .tasks-container form input[type="date"] {
    flex: 1 1 45%;
  }

  .tasks-container form button {
    flex: 1 1 100%;
  }
}

/* Très grands écrans */
@media (min-width: 1400px) {
  main {
    width: 85%;
    margin: 0 auto;
  }

  #project-form {
    width: 40%;
  }

  #logo {
    width: 8%;
  }

  #project-list {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}