/* ===========================================
   Base Styles - Variables, Reset, Base Layout
   =========================================== */

/* CSS Variables - Farm Theme */
:root {
  --cell-size: 80px;
  --board-gap: 2px;
  --emoji-size: 2.5rem;

  /* Farm Color Palette */
  --farm-brown-dark: #5D4037;
  --farm-brown: #795548;
  --farm-brown-light: #A1887F;
  --farm-tan: #D7CCC8;
  --farm-cream: #EFEBE9;

  --farm-green-dark: #2E7D32;
  --farm-green: #4CAF50;
  --farm-green-light: #81C784;
  --farm-green-pale: #C8E6C9;
  --farm-green-bg: #E8F5E9;

  --farm-orange: #E67E22;
  --farm-sky: #87CEEB;
  --farm-wheat: #F5DEB3;

  /* Applied Colors */
  --safe-area-color: rgba(139, 195, 74, 0.35);
  --cell-bg-color: var(--farm-cream);
  --cell-border-color: var(--farm-brown-light);
}

/* Reset & Base Layout */
html, body {
  height: 100%;
  margin: 0;
  overflow: hidden;
  font-family: 'Zen Maru Gothic', sans-serif;
}

body.bg-light {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background: linear-gradient(180deg, var(--farm-green-bg) 0%, var(--farm-cream) 100%) !important;
}

body > .container-fluid {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ページコンテナ */
.page-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, var(--farm-green-bg) 0%, var(--farm-cream) 100%);
}

.page-content {
  max-width: 500px;
  padding: 2rem;
  background: white;
  border-radius: 1rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* ゲームページは特別なレイアウト */
#game-page {
  display: block;
  padding: 0;
  align-items: flex-start;
}

#game-page.d-none {
  display: none !important;
}

#start-page.d-none,
#result-page.d-none {
  display: none !important;
}

/* ランキング上位3位の豪華なスタイル */
#ranking-table .ranking-row {
  transition: all 0.3s ease;
}

/* 1位 - ゴールド */
#ranking-table tbody tr.ranking-1st,
#ranking-table tbody tr.ranking-1st td,
.table-striped > tbody > tr.ranking-1st {
  background: linear-gradient(135deg, #FFD700 0%, #FFC107 30%, #FFE082 60%, #FFC107 100%) !important;
  --bs-table-bg: transparent !important;
  --bs-table-striped-bg: transparent !important;
}

#ranking-table tr.ranking-1st {
  position: relative;
  box-shadow: 0 3px 12px rgba(255, 193, 7, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

#ranking-table tr.ranking-1st td {
  border-color: #B8860B !important;
  font-weight: bold !important;
  color: #5D4037 !important;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.5);
}

#ranking-table .ranking-1st .rank-medal {
  font-size: 1.6rem;
  filter: drop-shadow(0 2px 4px rgba(184, 134, 11, 0.8));
  animation: shine 2s ease-in-out infinite;
}

/* 2位 - シルバー */
#ranking-table tbody tr.ranking-2nd,
#ranking-table tbody tr.ranking-2nd td,
.table-striped > tbody > tr.ranking-2nd {
  background: linear-gradient(135deg, #E8E8E8 0%, #C0C0C0 30%, #D8D8D8 60%, #B8B8B8 100%) !important;
  --bs-table-bg: transparent !important;
  --bs-table-striped-bg: transparent !important;
}

#ranking-table tr.ranking-2nd {
  position: relative;
  box-shadow: 0 2px 8px rgba(120, 120, 120, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

#ranking-table tr.ranking-2nd td {
  border-color: #909090 !important;
  font-weight: bold !important;
  color: #37474F !important;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
}

#ranking-table .ranking-2nd .rank-medal {
  font-size: 1.5rem;
  filter: drop-shadow(0 2px 3px rgba(100, 100, 100, 0.7));
}

/* 3位 - ブロンズ */
#ranking-table tbody tr.ranking-3rd,
#ranking-table tbody tr.ranking-3rd td,
.table-striped > tbody > tr.ranking-3rd {
  background: linear-gradient(135deg, #D4A574 0%, #CD7F32 30%, #E6A86C 60%, #CD7F32 100%) !important;
  --bs-table-bg: transparent !important;
  --bs-table-striped-bg: transparent !important;
}

#ranking-table tr.ranking-3rd {
  position: relative;
  box-shadow: 0 2px 6px rgba(205, 127, 50, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

#ranking-table tr.ranking-3rd td {
  border-color: #8B5A2B !important;
  font-weight: bold !important;
  color: #3E2723 !important;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.3);
}

#ranking-table .ranking-3rd .rank-medal {
  font-size: 1.4rem;
  filter: drop-shadow(0 2px 3px rgba(139, 90, 43, 0.7));
}

/* メダルの輝きアニメーション */
@keyframes shine {
  0%, 100% {
    filter: drop-shadow(0 2px 4px rgba(184, 134, 11, 0.8)) brightness(1);
  }
  50% {
    filter: drop-shadow(0 3px 10px rgba(255, 215, 0, 1)) brightness(1.15);
  }
}

/* 順位セルのスタイル */
.rank-cell {
  vertical-align: middle !important;
  padding: 0.5rem !important;
}

.rank-medal {
  display: inline-block;
  line-height: 1;
}

/* 上位3位以外の順位表示 */
.rank-number {
  font-weight: bold;
  color: var(--farm-brown);
}

/* 説明テキスト用フォント */
#message-area,
#status-display,
#game-page > .container-fluid > .mt-2 {
  font-family: 'Zen Maru Gothic', sans-serif;
}

/* BGM音量スライダー */
.volume-icon {
  font-size: 1.2rem;
  user-select: none;
}

#bgm-volume {
  flex: 1;
  cursor: pointer;
}

#bgm-volume::-webkit-slider-thumb {
  background: var(--farm-green);
}

#bgm-volume::-moz-range-thumb {
  background: var(--farm-green);
}

#bgm-volume-value {
  font-size: 0.9rem;
}