:root {
  --bg: #f4f6f9;
  --card: #ffffff;
  --border: #dfe4ec;
  --text: #23282f;
  --muted: #71798a;
  --accent: #2f6df0;
  --accent-soft: #eef3fe;
  --alert: #d9542b;
  --done: #1e9e6a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0 16px 48px;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "Meiryo", "Hiragino Kaku Gothic ProN", sans-serif;
  line-height: 1.6;
}

.page-header {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 0 8px;
}

.page-header h1 {
  margin: 0;
  font-size: 1.5rem;
}

main {
  max-width: 960px;
  margin: 0 auto;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px 20px;
  margin-bottom: 16px;
}

.card h2 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.count {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: normal;
}

/* ダッシュボード */
.dashboard {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.stat {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
}

.stat-value {
  display: block;
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.2;
}

.stat-alert .stat-value {
  color: var(--alert);
}

/* ダッシュボード内の「最新の振り返り」 */
.latest-review {
  margin-top: 12px;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
}

.latest-review-label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
}

.latest-review-week {
  font-weight: 700;
  margin-top: 2px;
}

.latest-review-comment {
  margin: 4px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.latest-review-none {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.9rem;
}

/* ---------------------------------------------------------------------------
   追加欄：ダッシュボードの直下で最も目立たせる
   --------------------------------------------------------------------------- */

.add-panel {
  border: 2px solid var(--accent);
  box-shadow: 0 4px 16px rgba(47, 109, 240, 0.12);
  padding-top: 18px;
}

.add-head {
  margin-bottom: 16px;
}

.add-head h2 {
  margin: 0;
  font-size: 1.15rem;
  color: var(--accent);
}

.add-lead {
  margin: 4px 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.add-lead strong {
  color: var(--text);
}

.add-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.add-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--accent-soft);
  border: 1px solid #d5e0fb;
  border-radius: 10px;
  padding: 14px 16px 16px;
}

.add-form h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 7px;
}

.form-icon {
  font-size: 1.15rem;
  line-height: 1;
}

.add-form label {
  font-size: 0.85rem;
  color: var(--muted);
}

/* タスク側は入力欄が1つなので、ボタンを下端に揃える */
.add-form .btn-add {
  margin-top: auto;
}

.form-hint {
  margin: 8px 0 0;
  font-size: 0.75rem;
  color: var(--muted);
}

/* 入力欄 */
input[type="text"],
textarea {
  font: inherit;
  padding: 9px 11px;
  border: 1px solid #c9d4e8;
  border-radius: 6px;
  background: #fff;
  color: inherit;
  resize: vertical;
  width: 100%;
}

input[type="text"]:focus,
textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* ボタン */
button {
  font: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 8px 14px;
  background: var(--accent);
  color: #fff;
}

button:hover:not(:disabled) {
  filter: brightness(1.08);
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

/* 主役のボタン：幅いっぱい・大きめ */
.btn-add {
  margin-top: 12px;
  width: 100%;
  padding: 13px 16px;
  font-size: 1.02rem;
  font-weight: 700;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(47, 109, 240, 0.28);
}

/* 週次の振り返り */
.section-lead {
  margin: -6px 0 14px;
  font-size: 0.9rem;
  color: var(--muted);
}

.review-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

.review-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.review-form label {
  font-size: 0.85rem;
  color: var(--muted);
}

select {
  font: inherit;
  padding: 9px 11px;
  border: 1px solid #c9d4e8;
  border-radius: 6px;
  background: #fff;
  color: inherit;
  width: 100%;
}

select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* メモ・タスク追加より控えめにして、主役の座を奪わない */
.btn-review {
  margin-top: 12px;
  width: 100%;
  padding: 11px 16px;
  font-weight: 700;
  border-radius: 8px;
  background: #fff;
  color: var(--accent);
  border: 2px solid var(--accent);
}

.review-list-heading {
  margin: 0 0 10px;
  font-size: 0.95rem;
}

.review-week {
  font-weight: 700;
}

.review-updated {
  display: inline-block;
  font-size: 0.72rem;
  padding: 1px 8px;
  border-radius: 999px;
  margin-left: 6px;
  background: var(--accent-soft);
  color: var(--accent);
  vertical-align: 1px;
}

/* 一覧 */
.columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 760px) {
  .columns,
  .add-grid,
  .review-grid,
  .dashboard {
    grid-template-columns: 1fr;
  }
}

.list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
}

.item-title {
  font-weight: 600;
  word-break: break-word;
}

.item-body {
  margin: 4px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.item-meta {
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--muted);
}

/* 空のときは、上の追加欄へ誘導する */
.empty {
  border: 1px dashed #c9d4e8;
  border-radius: 8px;
  padding: 18px 14px;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.empty-strong {
  display: block;
  color: var(--text);
  font-weight: 600;
  margin-bottom: 2px;
}

/* タスク */
.task-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.task-main {
  flex: 1;
  min-width: 0;
}

.task-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

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

.badge {
  display: inline-block;
  font-size: 0.72rem;
  padding: 1px 8px;
  border-radius: 999px;
  margin-right: 6px;
  vertical-align: 1px;
}

.badge-open {
  background: #fdece6;
  color: var(--alert);
}

.badge-done {
  background: #e5f6ef;
  color: var(--done);
}

.btn-sub {
  background: #fff;
  color: var(--text);
  border-color: var(--border);
  padding: 5px 10px;
  font-size: 0.82rem;
}

.btn-danger {
  background: #fff;
  color: var(--alert);
  border-color: #f0c4b4;
  padding: 5px 10px;
  font-size: 0.82rem;
}

.error {
  background: #fdece6;
  border: 1px solid #f0c4b4;
  color: var(--alert);
  border-radius: 8px;
  padding: 10px 14px;
  margin: 0 0 16px;
}