/* Base Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: system-ui, sans-serif;
}

body {
  background: #f7f9fc;
  color: #333;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  min-height: 100vh;
  gap: 1rem;
}

/* Global buttons */
button {
  cursor: pointer;
  border: none;
  border-radius: 6px;
  padding: 0.5rem 1rem;
  background: #4a90e2;
  color: white;
  font-size: 0.9rem;
  transition: background 0.2s;
}

button:hover {
  background: #357ab8;
}

.delete-btn {
  background: #e74c3c;
  color: white;
}

.delete-btn:hover {
  background: #c0392b;
}

/* Layout */
#project-container,
#task_container {
  border: 1px solid #ddd;
  border-radius: 8px;
  background: white;
  padding: 1rem;
}

#project-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

#task_container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Project items */
.project-item,
#project-container > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem;
  border-radius: 6px;
  background: #f0f4ff;
  transition: background 0.2s;
}

.project-item:hover,
#project-container > div:hover {
  background: #dce8ff;
}

/* Active project highlight */
.project-item.active {
  background: #4a90e2;
  color: black;
}

.project-item.active button {
  background: #fff;
  color: #4a90e2;
}

/* Task items */
.task {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s;
}

.task:hover {
  background: #f9fbff;
}

.task .title {
  font-weight: bold;
  margin-bottom: 0.25rem;
}

.task .meta {
  font-size: 0.85rem;
  color: #666;
}

/* Right-side actions (edit/delete buttons) */
.task > div:last-child {
  display: flex;
  gap: 0.5rem;
}

/* Completed tasks */
.task.finished .title,
.task.finished .meta {
  text-decoration: line-through;
  color: gray;
}

/* Priority badge */
.priority {
  display: inline-block;
  margin-top: 0.4rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  cursor: pointer;
}

.priority.low {
  background: #d4edda;
  color: #155724;
}

.priority.normal {
  background: #ffeeba;
  color: #856404;
}

.priority.important {
  background: #f8d7da;
  color: #721c24;
}

/* Dialog styling */
dialog {
  border: none;
  border-radius: 12px;
  padding: 1.5rem;
  max-width: 400px;
  width: 100%;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.4);
}

dialog h2 {
  margin-bottom: 1rem;
  color: #4a90e2;
}

form label {
  display: block;
  margin-bottom: 0.75rem;
}

form input,
form textarea,
form select {
  width: 100%;
  margin-top: 0.3rem;
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 6px;
}

menu {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1rem;
}
/* Completed tasks */
.task.finished {
  background: #f0f0f0;
  border-color: #ccc;
  opacity: 0.8;
}

.task.finished .title,
.task.finished .meta {
  text-decoration: line-through;
  color: gray;
}

/* Checkbox styling */
.task input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: #4a90e2; /* modern browsers */
  margin-right: 0.5rem;
}