:root {
  /* やわらかい暖色系のパレット */
  --bg: #fdf8f4;
  --bg-accent: #fbeee6;
  --panel: #ffffff;
  --text: #4a4038;
  --muted: #9c8f85;
  --line: #f2e6dc;
  --accent: #f3a683;
  --accent-dark: #e8906c;
  --accent-soft: #fdeee7;
  --danger: #e08b8b;
  --danger-soft: #fceded;
  --done: #8cc0a6;
  --done-soft: #eaf5f0;
  /* 大きな数字用に、白背景でも読みやすい濃さの緑 */
  --done-strong: #4e9075;
  --shadow: 0 6px 18px rgba(186, 158, 137, 0.13);
  --shadow-soft: 0 3px 10px rgba(186, 158, 137, 0.1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 18px 56px;
  font-family: "Hiragino Maru Gothic ProN", "Segoe UI", "Yu Gothic UI",
    "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
  /* ほんのり色づいた背景 */
  background:
    radial-gradient(circle at 12% 0%, #fdeee4 0%, transparent 45%),
    radial-gradient(circle at 88% 8%, #f1f0fb 0%, transparent 40%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.75;
  letter-spacing: 0.02em;
}

.site-header {
  max-width: 960px;
  margin: 0 auto;
  padding: 36px 4px 20px;
  text-align: center;
}

.site-header h1 {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 700;
}

.subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

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

/* ダッシュボード */
.dashboard {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 26px;
}

.stat {
  background: var(--panel);
  border: none;
  border-radius: 22px;
  padding: 20px 16px;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
}

.stat-value {
  display: block;
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--accent-dark);
}

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

/* ダッシュボード：最新の振り返り */
.latest-review {
  background: linear-gradient(135deg, #fdf3ec 0%, #f4f3fb 100%);
  border-radius: 22px;
  padding: 18px 22px;
  margin-bottom: 26px;
  box-shadow: var(--shadow);
}

.latest-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.latest-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
}

.latest-week {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--accent-dark);
}

.latest-comment {
  margin: 6px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.94rem;
}

.latest-comment.is-empty {
  color: var(--muted);
  font-size: 0.86rem;
}

/* パネル */
.columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: none;
  border-radius: 24px;
  padding: 24px 22px;
  box-shadow: var(--shadow);
}

.panel h2 {
  font-size: 0.98rem;
  font-weight: 700;
  margin: 26px 0 12px;
}

.panel h2:first-child { margin-top: 0; }

.panel-wide { margin-top: 22px; }

.badge {
  display: inline-block;
  min-width: 24px;
  padding: 1px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.72rem;
  font-weight: 700;
  text-align: center;
  vertical-align: middle;
}

/* フォーム */
.form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form input,
.form textarea {
  padding: 11px 16px;
  border: 1.5px solid transparent;
  border-radius: 16px;
  background: var(--bg-accent);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  resize: vertical;
  transition: border-color 0.18s, background 0.18s;
}

.form input::placeholder,
.form textarea::placeholder { color: #c4b4a8; }

.form-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-row input { flex: 1; }

.form-hint {
  margin: -2px 0 0;
  font-size: 0.74rem;
  color: var(--muted);
}

.icon-btn.subtle {
  flex: none;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 700;
  padding: 8px 14px;
}

.icon-btn.subtle:hover { background: #fbe0d3; color: var(--accent-dark); }

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

button {
  cursor: pointer;
  font-family: inherit;
  transition: background 0.18s, color 0.18s, transform 0.12s, box-shadow 0.18s;
}

.form button {
  padding: 11px 18px;
  border: none;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: var(--shadow-soft);
}

.form button:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.form button:active { transform: translateY(0); }

/* 一覧 */
.list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card {
  border: none;
  border-radius: 18px;
  padding: 14px 16px;
  background: var(--bg);
  box-shadow: var(--shadow-soft);
  transition: transform 0.14s, box-shadow 0.18s;
}

.card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.card-head {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.card-title {
  font-weight: 700;
  flex: 1;
  word-break: break-word;
}

.card-body {
  margin: 6px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.92rem;
  color: #6b6058;
}

.card-meta {
  margin-top: 10px;
  font-size: 0.74rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.tag {
  padding: 2px 11px;
  border-radius: 999px;
  font-weight: 700;
}

.tag-todo { background: var(--danger-soft); color: var(--danger); }
.tag-done { background: var(--done-soft); color: var(--done); }

.task-done { background: #faf7f4; }

.task-done .card-title {
  text-decoration: line-through;
  text-decoration-thickness: 1.5px;
  color: var(--muted);
}

.icon-btn {
  border: none;
  background: transparent;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.76rem;
  color: var(--muted);
}

.icon-btn:hover { background: var(--bg-accent); color: var(--text); }
.icon-btn.danger:hover { background: var(--danger-soft); color: var(--danger); }

.task-check {
  width: 19px;
  height: 19px;
  margin-top: 4px;
  flex: none;
  cursor: pointer;
  border-radius: 50%;
  accent-color: var(--done);
}

.empty {
  color: var(--muted);
  font-size: 0.86rem;
  padding: 18px 2px;
  text-align: center;
}

/* トースト */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  background: #fff;
  color: var(--text);
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(186, 158, 137, 0.3);
}

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