:root {
  --board: #223327;
  --board-dark: #182219;
  --frame: #6b4630;
  --frame-dark: #4e3222;
  --chalk: #F2F2EC;
  --chalk-soft: rgba(242, 242, 236, 0.62);
  --chalk-faint: rgba(242, 242, 236, 0.28);
  --chalk-yellow: #E8D9A0;
  --chalk-pink: #E3A6A0;
  --text: var(--chalk);
  --text-soft: var(--chalk-soft);
  --chalk-font: 'Yomogi', 'Noto Sans JP', sans-serif;
  --sans: 'Noto Sans JP', 'Hiragino Sans', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.7;
  background-color: var(--board);
  background-image:
    radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    radial-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(var(--board), var(--board-dark));
  background-size: 3px 3px, 5px 5px, 100% 100%;
  background-position: 0 0, 2px 2px, 0 0;
  background-attachment: fixed;
}

/* ---------- 木枠フレーム ---------- */

.frame {
  max-width: 1040px;
  margin: 1.5rem auto;
  padding: 0.9rem;
  background: linear-gradient(160deg, var(--frame) 0%, var(--frame-dark) 100%);
  border-radius: 6px;
  box-shadow: 0 18px 40px rgba(0,0,0,0.45), inset 0 0 0 2px rgba(0,0,0,0.15);
}

.frame__inner {
  background: transparent;
  border: 2px dashed var(--chalk-faint);
  border-radius: 3px;
  padding: 0.25rem;
}

/* ---------- ヘッダー（黒板の表題） ---------- */

.cover {
  padding: 2.6rem 1.5rem 1.6rem;
  text-align: center;
}

.cover__inner {
  max-width: 920px;
  margin: 0 auto;
}

.cover__kicker {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--chalk-yellow);
  font-weight: 500;
}

.cover__title {
  margin: 0;
  font-family: var(--chalk-font);
  font-weight: 400;
  font-size: clamp(2.1rem, 5.5vw, 3rem);
  letter-spacing: 0.02em;
  text-shadow: 0 0 14px rgba(242,242,236,0.18);
}

.cover__date {
  margin: 0.6rem 0 0;
  font-size: 0.9rem;
  color: var(--text-soft);
  font-family: var(--chalk-font);
}

/* ---------- 全体レイアウト ---------- */

.page {
  max-width: 960px;
  margin: 0.5rem auto 3.5rem;
  padding: 0 1.5rem;
}

/* ---------- ダッシュボード（チョークで囲んだ枠） ---------- */

.ledger {
  border: 2px dashed var(--chalk-faint);
  border-radius: 4px;
  display: flex;
  align-items: stretch;
}

.ledger__item {
  flex: 1;
  padding: 1.3rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.ledger__value {
  font-family: var(--chalk-font);
  font-weight: 400;
  font-size: 2.3rem;
  color: var(--chalk-yellow);
  text-shadow: 0 0 10px rgba(232,217,160,0.25);
}

.ledger__label {
  font-size: 0.85rem;
  color: var(--text-soft);
}

.ledger__divider {
  width: 0;
  border-left: 2px dashed var(--chalk-faint);
  margin: 1rem 0;
}

/* ---------- 最新の振り返り（ダッシュボード） ---------- */

.latest-reflection {
  margin-top: 1.25rem;
  border: 2px dashed var(--chalk-faint);
  border-radius: 4px;
  padding: 1.1rem 1.4rem;
}

.latest-reflection__label {
  margin: 0 0 0.3rem;
  font-family: var(--chalk-font);
  font-size: 1rem;
  color: var(--chalk-yellow);
}

.latest-reflection__week {
  margin: 0 0 0.4rem;
  font-size: 0.78rem;
  color: var(--text-soft);
}

.latest-reflection__comment {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ---------- 見開きページ ---------- */

.spread {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  align-items: start;
}

.spread__fold {
  width: 0;
  border-left: 2px dashed var(--chalk-faint);
  margin: 0.5rem 1.75rem 0;
  min-height: 100%;
}

.page-half {
  border: 2px dashed var(--chalk-faint);
  border-radius: 3px;
  padding: 1.6rem 1.4rem 1.9rem;
}

.page-half--full {
  margin-top: 2rem;
}

.page-half__title {
  margin: 0 0 1.25rem;
  font-family: var(--chalk-font);
  font-weight: 400;
  font-size: 1.5rem;
  color: var(--chalk);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--chalk-faint);
  display: inline-block;
}

/* ---------- 入力フォーム ---------- */

.entry-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.entry-form--inline {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: flex-end;
}

.entry-form__field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.entry-form__field--grow {
  flex: 1;
  min-width: 180px;
}

.entry-form input,
.entry-form textarea {
  font-family: var(--sans);
  font-size: 0.98rem;
  color: var(--chalk);
  background: transparent;
  border: none;
  border-bottom: 1.5px dashed var(--chalk-faint);
  padding: 0.4rem 0.1rem;
  resize: vertical;
}

.entry-form input::placeholder,
.entry-form textarea::placeholder {
  color: rgba(242, 242, 236, 0.35);
}

.entry-form input[type="week"] {
  color-scheme: dark;
}

.entry-form input:focus,
.entry-form textarea:focus {
  outline: none;
  border-bottom-color: var(--chalk-yellow);
}

.entry-form input:focus-visible,
.entry-form textarea:focus-visible,
.btn:focus-visible,
.entry-list__check:focus-visible,
.entry-list__delete:focus-visible {
  outline: 2px solid var(--chalk-yellow);
  outline-offset: 2px;
}

.entry-form__error {
  margin: 0;
  color: var(--chalk-pink);
  font-size: 0.82rem;
  min-height: 1em;
}

.btn {
  align-self: flex-start;
  background: transparent;
  color: var(--chalk);
  border: 2px dashed var(--chalk-soft);
  border-radius: 3px;
  padding: 0.55rem 1.3rem;
  font-family: var(--chalk-font);
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  background: rgba(242, 242, 236, 0.08);
  border-color: var(--chalk-yellow);
}

/* ---------- 一覧 ---------- */

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

.entry-list__empty {
  color: var(--text-soft);
  font-size: 0.9rem;
  padding: 0.75rem 0;
  font-family: var(--chalk-font);
}

.entry-item {
  padding: 0.9rem 0;
  border-top: 1px dashed var(--chalk-faint);
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.entry-item:last-child {
  border-bottom: 1px dashed var(--chalk-faint);
}

.entry-item__body {
  flex: 1;
  min-width: 0;
}

.entry-item__title {
  margin: 0;
  font-weight: 500;
  word-break: break-word;
}

.entry-item__content {
  margin: 0.3rem 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.entry-item__meta {
  margin: 0.4rem 0 0;
  font-size: 0.78rem;
  color: var(--text-soft);
}

.entry-item--done .entry-item__title {
  text-decoration: line-through;
  color: var(--text-soft);
}

.entry-list__check {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
  accent-color: var(--chalk-yellow);
  cursor: pointer;
}

.entry-list__delete {
  background: none;
  border: 1px dashed var(--chalk-faint);
  color: var(--chalk-pink);
  border-radius: 3px;
  padding: 0.3rem 0.6rem;
  font-size: 0.78rem;
  font-family: var(--sans);
  cursor: pointer;
  flex-shrink: 0;
  align-self: center;
}

.entry-list__delete:hover {
  background: rgba(227, 166, 160, 0.1);
  border-color: var(--chalk-pink);
}

/* ---------- レスポンシブ ---------- */

@media (max-width: 760px) {
  .spread {
    grid-template-columns: 1fr;
  }
  .spread__fold {
    width: auto;
    height: 0;
    border-left: none;
    border-top: 2px dashed var(--chalk-faint);
    margin: 1.5rem 0;
  }
  .ledger {
    flex-direction: column;
  }
  .ledger__divider {
    width: auto;
    height: 0;
    border-left: none;
    border-top: 2px dashed var(--chalk-faint);
    margin: 0 1rem;
  }
  .frame {
    margin: 0.75rem;
    padding: 0.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}