/* ぶらり旅ルーレット — 和テイスト（藍 × 生成り）モバイルファースト */

:root {
  --ai: #1a3a5c;          /* 藍色 */
  --ai-dark: #12293f;
  --ai-light: #2c5580;
  --kinari: #f5f0e8;      /* 生成り */
  --kinari-dark: #e9e1d2;
  --paper: #fffdf8;
  --ink: #2b2a26;
  --ink-sub: #6b675e;
  --aka: #b5495b;         /* 差し色（紅） */
  --border: #ddd3c0;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(26, 58, 92, 0.10);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--kinari);
  color: var(--ink);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", Meiryo, system-ui, sans-serif;
  line-height: 1.6;
}

/* ---------- ヘッダー ---------- */
.site-header {
  background: var(--ai);
  color: var(--kinari);
  text-align: center;
  padding: 22px 16px 18px;
  border-bottom: 4px solid var(--aka);
}
.site-header h1 {
  margin: 0;
  font-size: 1.45rem;
  letter-spacing: 0.06em;
}
.tagline {
  margin: 4px 0 0;
  font-size: 0.82rem;
  opacity: 0.85;
  letter-spacing: 0.12em;
}

/* ---------- レイアウト ---------- */
.container {
  max-width: 560px;
  margin: 0 auto;
  padding: 16px 16px 40px;
}

.panel {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.panel-head h2 {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ai);
  letter-spacing: 0.08em;
}

/* ---------- 都道府県タグ ---------- */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.pref-tag {
  appearance: none;
  border: 1.5px solid var(--ai-light);
  background: var(--paper);
  color: var(--ai);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, transform 0.1s;
}
.pref-tag:active { transform: scale(0.94); }
.pref-tag.active {
  background: var(--ai);
  border-color: var(--ai);
  color: #fff;
}

.btn-text {
  appearance: none;
  border: none;
  background: none;
  color: var(--ai-light);
  font-size: 0.85rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.btn-text:hover { color: var(--ai); }
.btn-text.all-active {
  color: #fff;
  background: var(--ai);
  text-decoration: none;
}

/* ---------- 結果表示 ---------- */
#result-section { text-align: center; }

.placeholder {
  color: var(--ink-sub);
  font-size: 0.9rem;
  padding: 28px 8px;
}

.message {
  color: var(--aka);
  font-size: 0.9rem;
  padding: 10px 8px;
}

.card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 18px;
  text-align: center;
  position: relative;
}

.card-label {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: #fff;
  background: var(--ai);
  border-radius: 999px;
  padding: 2px 14px 2px 16px; /* letter-spacing 分の右詰め補正 */
  margin-bottom: 10px;
}
.activity-card .card-label { background: var(--aka); }

.station-name {
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--ai);
  line-height: 1.3;
  word-break: break-word;
}
.station-line {
  font-size: 0.88rem;
  color: var(--ink-sub);
  margin-top: 2px;
}
.station-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}
.pref-badge {
  background: var(--kinari-dark);
  color: var(--ink);
  font-size: 0.8rem;
  border-radius: 999px;
  padding: 3px 12px;
}
.map-link {
  display: inline-block;
  background: var(--paper);
  border: 1.5px solid var(--ai);
  color: var(--ai);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  padding: 5px 16px;
  transition: background 0.15s, color 0.15s;
}
.map-link:hover { background: var(--ai); color: #fff; }

.card-connector {
  color: var(--ai-light);
  font-size: 0.9rem;
  padding: 6px 0;
  opacity: 0.7;
}

.activity-label {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
  word-break: break-word;
}
.duration-badge {
  display: inline-block;
  margin-top: 10px;
  background: var(--kinari-dark);
  color: var(--ink-sub);
  font-size: 0.8rem;
  border-radius: 999px;
  padding: 3px 14px;
}
.duration-badge::before { content: "⏱ "; }

/* 抽選アニメーション */
#result-area.rolling .card {
  animation: shake 0.14s infinite;
}
#result-area.rolling .station-name,
#result-area.rolling .activity-label {
  opacity: 0.55;
  filter: blur(0.5px);
}
#result-area.rolling .map-link { pointer-events: none; opacity: 0.4; }

@keyframes shake {
  0%   { transform: translateY(0); }
  50%  { transform: translateY(-2px); }
  100% { transform: translateY(1px); }
}

#result-area.landed .card {
  animation: pop 0.45s cubic-bezier(0.22, 1.4, 0.36, 1);
}
@keyframes pop {
  0%   { transform: scale(0.94); opacity: 0.4; }
  100% { transform: scale(1); opacity: 1; }
}

/* ---------- 出発ボタン ---------- */
.btn-spin {
  appearance: none;
  border: none;
  display: block;
  width: 100%;
  max-width: 320px;
  margin: 22px auto 8px;
  background: var(--ai);
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  padding: 15px 20px 15px calc(20px + 0.2em);
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 4px 0 var(--ai-dark), var(--shadow);
  transition: transform 0.1s, box-shadow 0.1s, background 0.2s;
}
.btn-spin:hover { background: var(--ai-light); }
.btn-spin:active {
  transform: translateY(3px);
  box-shadow: 0 1px 0 var(--ai-dark);
}
.btn-spin:disabled {
  opacity: 0.65;
  cursor: default;
}

/* ---------- アクティビティ編集 ---------- */
#activity-editor summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ai);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  list-style-position: inside;
}
#activity-editor summary::marker { color: var(--aka); }

.editor-body { margin-top: 12px; }

.activity-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  max-height: 260px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
}
.activity-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--kinari-dark);
  font-size: 0.88rem;
}
.activity-list li:last-child { border-bottom: none; }
.activity-list .act-label { flex: 1; word-break: break-word; }
.activity-list .act-duration {
  color: var(--ink-sub);
  font-size: 0.75rem;
  white-space: nowrap;
}
.btn-delete {
  appearance: none;
  border: none;
  background: none;
  color: var(--aka);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 6px;
}
.btn-delete:hover { background: var(--kinari-dark); }

.activity-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-bottom: 10px;
}
.activity-form input {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 9px 12px;
  font-size: 16px; /* iOS ズーム防止 */
  font-family: inherit;
  background: var(--paper);
  color: var(--ink);
}
.activity-form input:focus {
  outline: none;
  border-color: var(--ai-light);
}
.btn-add {
  appearance: none;
  border: none;
  background: var(--ai);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 10px;
  padding: 10px;
  cursor: pointer;
}
.btn-add:hover { background: var(--ai-light); }

.btn-danger { color: var(--aka); }
.btn-danger:hover { color: #8e3546; }

/* ---------- フッター ---------- */
.site-footer {
  text-align: center;
  font-size: 0.72rem;
  color: var(--ink-sub);
  padding: 18px 16px 28px;
}

/* ---------- タブレット以上 ---------- */
@media (min-width: 600px) {
  .site-header h1 { font-size: 1.7rem; }
  .station-name { font-size: 2.5rem; }
  .activity-form {
    grid-template-columns: 1fr 140px auto;
  }
}