:root {
  --bg: #f6f7fb;
  --card-bg: #ffffff;
  --text: #1f2430;
  --muted: #8a8f9c;
  --border: #e4e6ef;

  --memo: #4a6cf7;
  --memo-bg: #eef1ff;
  --task: #12b886;
  --task-bg: #e7faf3;
  --pending: #ff8c3b;
  --pending-bg: #fff2e7;

  --done-text: #2f9e6b;
  --done-bg: #e3f7ee;
  --todo-text: #d9822b;
  --todo-bg: #fff1de;
  --danger: #e5484d;

  --retro: #8b5cf6;
  --retro-bg: #f4effe;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  background: var(--bg);
  color: var(--text);
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

h1 {
  font-size: 24px;
  margin-bottom: 20px;
  color: #2b2f3a;
}

.dashboard {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}

.dashboard .dash-card {
  min-width: 140px;
}

.dash-card {
  flex: 1;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: 4px solid var(--accent, var(--memo));
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  box-shadow: 0 1px 2px rgba(20, 20, 40, 0.04);
}

.dash-card.memo {
  --accent: var(--memo);
}

.dash-card.task {
  --accent: var(--task);
}

.dash-card.pending {
  --accent: var(--pending);
}

.dash-label {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}

.dash-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent, var(--memo));
}

.columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 720px) {
  .columns {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
}

.panel.memo-panel {
  border-top: 3px solid var(--memo);
}

.panel.task-panel {
  border-top: 3px solid var(--task);
}

.panel h2 {
  font-size: 16px;
  margin-top: 0;
  margin-bottom: 12px;
}

.memo-panel h2 {
  color: var(--memo);
}

.task-panel h2 {
  color: var(--task);
}

.form {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.form input,
.form textarea {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
  background: #fbfbfe;
}

.form input:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--focus, var(--memo));
  background: #fff;
}

.memo-panel .form input:focus,
.memo-panel .form textarea:focus {
  --focus: var(--memo);
}

.task-panel .form input:focus {
  --focus: var(--task);
}

.form button {
  align-self: flex-start;
  color: #fff;
  border: none;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.memo-panel .form button {
  background: var(--memo);
}

.task-panel .form button {
  background: var(--task);
}

.form button:hover {
  opacity: 0.88;
}

.list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 480px;
  overflow-y: auto;
}

.item {
  border: 1px solid var(--border);
  border-left: 3px solid var(--memo);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fdfdfe;
}

.task-item {
  border-left: 3px solid var(--pending);
}

.task-item.done {
  border-left: 3px solid var(--task);
}

.item-title {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
  word-break: break-word;
  color: var(--text);
}

.item-body {
  font-size: 13px;
  color: #555;
  white-space: pre-wrap;
  word-break: break-word;
  margin-bottom: 6px;
}

.item-meta {
  font-size: 11px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.task-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.task-item .task-main {
  flex: 1;
}

.task-item.done .item-title {
  text-decoration: line-through;
  color: var(--muted);
}

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--todo-bg);
  color: var(--todo-text);
}

.badge.done {
  background: var(--done-bg);
  color: var(--done-text);
}

.icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 13px;
  padding: 2px 6px;
  border-radius: 4px;
}

.icon-btn:hover {
  color: #fff;
  background: var(--danger);
}

.empty {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  padding: 12px 0;
}

.retro-panel {
  border-top: 3px solid var(--retro);
  margin-top: 20px;
}

.retro-panel h2 {
  color: var(--retro);
}

.retro-panel h3 {
  font-size: 14px;
  color: var(--muted);
  margin: 18px 0 10px;
}

.retro-panel .form button {
  background: var(--retro);
}

.retro-range {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 10px;
}

.retro-stats {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: var(--muted);
  background: var(--retro-bg);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 10px;
}

.retro-stats b {
  color: var(--retro);
  font-size: 16px;
}

.retro-detail-list {
  list-style: disc;
  margin: 0 0 10px 18px;
  padding: 0;
  font-size: 13px;
  color: #555;
}

.retro-item {
  border-left: 3px solid var(--retro);
}