@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&display=swap');

:root {
  --wood-dark-1: #2c170c;
  --wood-mid-1:  #855e42; /* dark‑wood tone */ :contentReference[oaicite:0]{index=0}
  --wood-mid-2:  #7c6148;
  --wood-light-accent: #a36948;
  --wood-cream-accent: #d9c6c4;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, #f2f7ff, #cde7f0);
  color: #222;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  transition: background 0.3s ease, color 0.3s ease;
}

body.dark-mode {
  background: var(--wood-dark-1);
  color: var(--wood-light-accent);
}

body.dark-mode .container,
body.dark-mode #todoSection,
body.dark-mode .stats-summary,
body.dark-mode .modal-content {
  background: var(--wood-mid-1);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  color: var(--wood-cream-accent);
}

body.dark-mode th,
body.dark-mode .cell,
body.dark-mode #taskList li,
body.dark-mode .task-category,
body.dark-mode .task-priority.medium {
  background: var(--wood-mid-2);
  color: var(--wood-cream-accent);
}

body.dark-mode .cell:hover,
body.dark-mode #taskList li:hover {
  background: var(--wood-light-accent);
}

.container {
  max-width: 1200px;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-radius: 24px;
  padding: 40px;
  backdrop-filter: blur(16px);
  width: 100%;
}

header {
  text-align: center;
  margin-bottom: 30px;
}

header h1 {
  font-size: 3rem;
  color: #333;
}
body.dark-mode header h1 {
  color: var(--wood-cream-accent);
}
header h2 {
  font-size: 1.25rem;
  color: #555;
}
body.dark-mode header h2 {
  color: var(--wood-cream-accent);
}
header p {
  font-size: 1rem;
  color: #444;
  margin-top: 10px;
}
body.dark-mode header p {
  color: var(--wood-cream-accent);
}

.header-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 10px;
  flex-wrap: wrap;
}

button {
  background: var(--wood-mid-2);
  color: var(--wood-cream-accent);
  padding: 12px 28px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.1s ease;
  margin: 0 5px 10px 0;
  min-width: 100px;
}
button:hover:not(:disabled),
.import-label:hover,
#backupRestore:hover:not(:disabled) {
  background: var(--wood-light-accent);
  transform: scale(1.05);
}
button:disabled {
  background: #a0bce6;
  cursor: not-allowed;
}

.import-label,
#backupRestore {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  text-align: center;
}

.main-sections {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: center;
}

#achievementSection,
#todoSection {
  flex: 1 1 580px;
  min-width: 300px;
  background: #EEEEEE;
  border-radius: 16px;
  padding: 20px 24px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.07);
}

.controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 20px 0 30px;
}

#tableSection h3,
.months-summary h3,
.years-summary h3,
.badges-summary h3,
.stats-summary h3,
#todoSection h3 {
  text-align: center;
  font-size: 1.5rem;
  margin: 20px 0 10px;
}

#tableContainer {
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  margin: auto;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
}
th, td {
  border: 1px solid #ddd;
  padding: 18px;
  text-align: center;
}
th {
  background: #f0f4fa;
  color: #333;
}

.cell {
  background: #e6edf5;
  color: #444;
  font-size: 1.4rem;
  cursor: pointer;
  transition: background 0.3s ease, color 0.3s ease, transform 0.1s ease;
  border-radius: 6px;
}
.cell:hover,
.cell:focus {
  background: #d3e6fa;
  transform: scale(1.1);
}
.cell.marked {
  background: #00c853;
  color: #fff;
  box-shadow: 0 0 8px #00c853aa;
  animation: pulse 0.5s ease-in-out;
}
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.summary,
.months-summary,
.years-summary,
.badges-summary,
.stats-summary {
  text-align: center;
  margin-top: 30px;
}

.badges-summary div,
.stats-summary div {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.badge {
  background: #ffd700;
  color: #333;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
}
body.dark-mode .badge {
  background: #d4a017;
  color: var(--wood-cream-accent);
}

#taskForm {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  justify-content: center;
}
#taskForm input[type="text"],
#taskForm input[type="number"],
#taskForm input[type="datetime-local"],
#taskForm select,
#taskForm textarea {
  padding: 10px;
  font-size: 1rem;
  border: 2px solid #ddd;
  border-radius: 8px;
  flex: 1 1 120px;
  min-width: 120px;
  transition: border-color 0.2s ease;
}
#taskForm textarea { min-height: 60px; resize: vertical; }
#taskForm input:focus,
#taskForm select:focus,
#taskForm textarea:focus {
  border-color: var(--wood-light-accent);
  outline: none;
}

.task-filter {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  margin-bottom: 15px;
}
.task-filter label { font-weight: 600; }
#taskFilter {
  padding: 8px;
  border-radius: 8px;
  border: 2px solid #ddd;
}

#taskList {
  list-style: none;
  max-height: 280px;
  overflow-y: auto;
  margin-bottom: 10px;
}
#taskList li {
  background: #e6f0ff;
  margin-bottom: 10px;
  padding: 12px 16px;
  border-radius: 8px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: move;
  transition: transform 0.2s ease;
}
#taskList li.dragging {
  opacity: 0.7;
  transform: scale(1.02);
}
#taskList li.completed {
  background: #00c853;
  color: white;
  text-decoration: line-through;
  box-shadow: 0 0 8px #00c853aa;
}

.task-info {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.task-category,
.task-priority {
  font-size: 0.85rem;
  padding: 2px 8px;
  border-radius: 4px;
}
.task-notes {
  font-size: 0.85rem;
  color: #777;
  font-style: italic;
}
body.dark-mode .task-notes { color: var(--wood-cream-accent); }

.task-priority.high { background: #ff4444; color: white; }
.task-priority.medium { background: #ffbb33; color: black; }
body.dark-mode .task-priority.medium { background: var(--wood-light-accent); color: var(--wood-cream-accent); }
.task-priority.low { background: #00cc00; color: black; }

.task-actions {
  display: flex;
  gap: 8px;
}
.task-actions button {
  background: transparent;
  border: none;
  font-size: 1rem;
  padding: 0;
  cursor: pointer;
  color: #0077ff;
  transition: color 0.2s ease, transform 0.1s ease;
}
.task-actions button:hover,
.task-actions button:focus {
  color: var(--wood-light-accent);
  transform: scale(1.2);
}

.timer-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 10px;
  flex-wrap: wrap;
}

.progress-bar {
  height: 10px;
  background: #e0e0e0;
  border-radius: 5px;
  overflow: hidden;
  margin-top: 10px;
}

body.dark-mode .progress-bar { background: var(--wood-mid-1); }
body.dark-mode #progressFill { background: var(--wood-light-accent); }

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-content {
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  max-width: 400px;
  width: 90%;
  position: relative;
}
body.dark-mode .modal-content { background: var(--wood-mid-1); }

.close-modal {
  position: absolute;
  top: 10px;
  right: 10px;
  background: none;
  color: #ff4444;
}

#settingsForm {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

#customCategoriesList {
  list-style: none;
  margin-top: 10px;
}
#customCategoriesList li {
  display: flex;
  justify-content: space-between;
  padding: 5px 0;
}

#progressChart { margin: 20px auto; display: block; }

footer {
  text-align: center;
  margin-top: 50px;
  font-size: 0.9rem;
  color: #777;
}
body.dark-mode footer { color: var(--wood-cream-accent); }

/* Tablet (600px–900px) */
@media (max-width: 900px) and (min-width: 601px) {
  .main-sections { flex-direction: column; align-items: center; }
  #achievementSection, #todoSection { flex: 1 1 100%; max-width: 600px; }
  #taskForm { flex-direction: column; align-items: stretch; }
  #taskForm input, #taskForm select, #taskForm textarea { width: 100%; }
}

/* Phones (up to 600px) */
@media (max-width: 600px) {
  body { padding: 15px; }
  .container { padding: 20px; max-width: 100%; border-radius: 12px; }
  header h1 { font-size: 2rem; }
  header h2, header p { font-size: 1rem; }
  .header-controls, .controls, .timer-controls { flex-direction: column; }
  button, .import-label, #backupRestore {
    padding: 10px 16px;
    font-size: 0.9rem;
    min-width: 100px;
    margin: 6px 4px;
  }
  table { font-size: 0.85rem; }
  th, td { padding: 10px 8px; }
  #taskForm input, #taskForm select, #taskForm textarea { width: 100%; margin-top: 8px; }
  #taskList li { font-size: 0.95rem; padding: 10px 8px; }
}