:root {
  --color-primary: #2e7d32;
  --color-primary-dark: #1b5e20;
  --color-bg: #f5f6f5;
  --color-card: #ffffff;
  --color-text: #222;
  --color-muted: #767676;
  --color-border: #e2e2e2;
  --color-danger: #c62828;
  --radius: 12px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }

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

a { color: var(--color-primary); text-decoration: none; }

/* ---- ヘッダー ---- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--color-primary);
  color: #fff;
}
.app-header__logo { color: #fff; font-weight: 700; font-size: 1.05rem; }
.app-header__nav { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; }
.app-header__nav a { color: #fff; text-decoration: underline; }
.app-header__user { opacity: 0.9; }

/* ---- メイン ---- */
.app-main {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px 16px calc(90px + var(--safe-bottom));
}

.page-heading { margin-bottom: 16px; }
.page-heading h1 { margin: 0 0 4px; font-size: 1.4rem; }
.text-muted { color: var(--color-muted); font-size: 0.9rem; margin: 0; }
.breadcrumb { font-size: 0.85rem; margin: 0 0 6px; }

/* ---- カード共通 ---- */
.card {
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.card h2 { margin-top: 0; font-size: 1.1rem; }

/* ---- フォーム ---- */
form label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 14px;
}
form input[type="text"],
form input[type="email"],
form input[type="password"],
form input[type="date"],
form textarea {
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #fff;
  font-family: inherit;
}
form input[type="file"] { margin-top: 6px; width: 100%; font-size: 0.9rem; }
.field-hint { font-size: 0.8rem; color: var(--color-muted); margin-top: -8px; }

.btn {
  display: inline-block;
  width: 100%;
  padding: 12px 16px;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-align: center;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:active { background: var(--color-primary-dark); }

.alert { padding: 10px 12px; border-radius: 8px; font-size: 0.9rem; margin-bottom: 12px; }
.alert-error { background: #fdecea; color: var(--color-danger); }

.auth-card { max-width: 420px; margin: 24px auto; }
.auth-switch { text-align: center; font-size: 0.9rem; margin-top: 12px; }

/* ---- コース一覧 ---- */
.course-list { display: flex; flex-direction: column; gap: 12px; }
.course-card {
  display: block;
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  color: inherit;
}
.course-card__header { display: flex; justify-content: space-between; align-items: baseline; }
.course-card__header h2 { margin: 0; font-size: 1.1rem; }
.course-card__rate { font-weight: 700; color: var(--color-primary); }
.course-card__desc { font-size: 0.85rem; color: var(--color-muted); margin: 6px 0; }
.course-card__stats { font-size: 0.85rem; margin: 8px 0 0; color: var(--color-text); }

.progress-bar {
  height: 8px;
  background: #e6e6e6;
  border-radius: 4px;
  overflow: hidden;
  margin-top: 10px;
}
.progress-bar__fill { height: 100%; background: var(--color-primary); }

.empty-state { color: var(--color-muted); text-align: center; padding: 40px 0; }

/* ---- コース詳細 / 地図 ---- */
.course-detail__stats { font-size: 0.9rem; color: var(--color-muted); }
.map-container {
  width: 100%;
  height: 320px;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 16px;
}

.spot-list { list-style: none; margin: 0; padding: 0; }
.spot-list__item {
  background: var(--color-card);
  border-radius: 10px;
  margin-bottom: 8px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}
.spot-list__item a {
  display: grid;
  grid-template-columns: 24px 1fr auto;
  align-items: center;
  gap: 4px 8px;
  padding: 12px 14px;
  color: inherit;
}
.spot-list__name { font-weight: 600; grid-column: 2; }
.spot-list__address { grid-column: 2 / span 2; font-size: 0.8rem; color: var(--color-muted); }
.spot-list__date { grid-column: 3; font-size: 0.8rem; color: var(--color-primary); white-space: nowrap; }
.spot-list__date--pending { color: var(--color-muted); }

/* ---- 記録一覧 ---- */
.record-list { list-style: none; margin: 0; padding: 0; }
.record-list__item { padding: 10px 0; border-top: 1px solid var(--color-border); }
.record-list__item:first-child { border-top: none; }
.record-list__date { font-weight: 700; margin: 0 0 4px; }
.record-list__memo { white-space: pre-wrap; margin: 0 0 8px; font-size: 0.9rem; }
.record-list__photos { display: flex; flex-wrap: wrap; gap: 8px; }
.record-list__photos img {
  width: 92px; height: 92px; object-fit: cover; border-radius: 8px;
}

/* ---- 下部ナビ ---- */
.app-bottomnav {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  display: flex;
  background: #fff;
  border-top: 1px solid var(--color-border);
  padding-bottom: var(--safe-bottom);
  z-index: 100;
}
.app-bottomnav a {
  flex: 1;
  text-align: center;
  padding: 10px 0 8px;
  font-size: 0.7rem;
  color: var(--color-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.app-bottomnav a span { font-size: 0.7rem; }

@media (min-width: 600px) {
  .app-main { padding-top: 24px; }
  .map-container { height: 420px; }
}

/* ---- ボタン系バリエーション ---- */
.btn-secondary {
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn-danger {
  background: #fff;
  color: var(--color-danger);
  border: 1px solid var(--color-danger);
}
.btn-sm {
  width: auto;
  padding: 8px 14px;
  font-size: 0.85rem;
}
.btn-block-link {
  display: block;
  text-align: center;
  margin-bottom: 16px;
  text-decoration: none;
}
.inline-form { display: inline; }

.alert-success { background: #eaf6ea; color: var(--color-primary-dark); }

/* ---- コース/スポット管理一覧 ---- */
.course-card--manage { box-shadow: 0 1px 3px rgba(0,0,0,0.08); border-radius: var(--radius); padding: 16px; background: var(--color-card); }
.manage-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.spot-list__item--manage {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  flex-wrap: wrap;
}
.spot-list__main { display: flex; flex-direction: column; gap: 2px; }
.spot-list__latlng { font-size: 0.75rem; color: var(--color-muted); }

/* ---- スポット入力フォーム（地図つき） ---- */
.map-container--form { height: 280px; margin: 10px 0 16px; }
.latlng-row { display: flex; gap: 12px; }
.latlng-row label { flex: 1; }
.latlng-row input { background: #f0f0f0; color: var(--color-muted); }