/* Liquid Glass (Glassmorphism) Styles for I-S3 Website
   モダンなグラスモーフィズムデザインを適用
*/

:root {
  /* ネイビーブルーと銀色のLiquid glass調カラーパレット */
  --glass-bg: rgba(192, 192, 192, 0.2);
  --glass-border: rgba(255, 255, 255, 0.3);
  --glass-shadow: rgba(0, 0, 0, 0.2);
  --glass-blur: 15px;
  --glass-saturate: 200%;
  
  /* ネイビーブルーと銀色のグラデーション */
  --gradient-primary: linear-gradient(135deg, rgba(25, 25, 112, 0.9), rgba(0, 0, 139, 0.8));
  --gradient-secondary: linear-gradient(135deg, rgba(192, 192, 192, 0.3), rgba(255, 255, 255, 0.2));
  --gradient-hover: linear-gradient(135deg, rgba(0, 0, 139, 0.95), rgba(25, 25, 112, 0.9));
  
  /* 背景グラデーション */
  --bg-gradient: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

/* ボディに白い背景を適用 */
body {
  background: white;
  background-attachment: fixed;
  min-height: 100vh;
}

/* グラスモーフィズムボタンの基本スタイル */
.glass-button {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-radius: 15px;
  box-shadow: 0 8px 32px var(--glass-shadow);
  color: #C0C0C0;
  font-weight: 600;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.1;
}

.glass-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0.8;
  z-index: -1;
  transition: opacity 0.3s ease;
}

.glass-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
  background: var(--gradient-hover);
}

.glass-button:hover::before {
  opacity: 1;
}

.glass-button:active {
  transform: translateY(0);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* パネルのグラスモーフィズムスタイル */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  box-shadow: 0 8px 32px var(--glass-shadow);
  color: #333;
  text-shadow: none;
  position: relative;
  overflow: hidden;
}

.glass-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-secondary);
  z-index: -1;
}

.glass-panel .panel-heading {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-radius: 20px 20px 0 0;
  box-shadow: 0 4px 16px var(--glass-shadow);
  color: #C0C0C0 !important;
  font-weight: 600;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2);
  position: relative;
  overflow: hidden;
}

.glass-panel .panel-heading::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 0.8;
}

.glass-panel .panel-heading:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  background: var(--gradient-hover);
}

.glass-panel .panel-body {
  background: white;
  color: #333;
  text-shadow: none;
}

/* タブのグラスモーフィズムスタイル */
.glass-tab {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  box-shadow: 0 4px 16px var(--glass-shadow);
  color: #333;
  text-shadow: none;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.glass-tab::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-secondary);
  z-index: -1;
  opacity: 0.7;
}

.glass-tab:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
  background: rgba(255, 255, 255, 0.2);
}

.glass-tab.active {
  background: var(--gradient-primary);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.glass-tab.active::before {
  opacity: 1;
}

/* フォーム要素のグラスモーフィズム */
.glass-input {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  box-shadow: 0 4px 16px var(--glass-shadow);
  color: #333;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.glass-input::placeholder {
  color: rgba(255, 255, 255, 0.7);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* フォームとセレクトボックスのボタンと同様のLiquid glass調 */
.glass-form {
  background: var(--glass-bg) !important;
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 20px !important;
  box-shadow: 0 8px 32px var(--glass-shadow) !important;
  position: relative !important;
  overflow: hidden !important;
  transition: all 0.3s ease !important;
}

.glass-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 0.8;
}

.glass-form:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
  background: var(--gradient-hover) !important;
}

.glass-select {
  background: var(--gradient-primary) !important;
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 15px !important;
  box-shadow: 0 4px 16px var(--glass-shadow) !important;
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
  font-weight: 600 !important;
  padding: 10px 15px !important;
  transition: all 0.3s ease !important;
  position: relative !important;
  overflow: hidden !important;
}

.glass-select::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 1;
}

.glass-select:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  background: #0008ff !important;
}

.glass-select:hover::before {
  background: #0008ff;
}

.glass-select:focus {
  background: #0008ff !important;
  outline: none;
}

.glass-select:focus::before {
  background: #0008ff;
}

.glass-select option,
select option {
  background: var(--gradient-primary) !important;
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
  padding: 10px !important;
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 8px !important;
  box-shadow: 0 4px 16px var(--glass-shadow) !important;
}

/* 全てのセレクトボックスのオプションをネイビーブルーに統一 */
option {
  background: var(--gradient-primary) !important;
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
}

/* カードのグラスモーフィズム */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  box-shadow: 0 8px 32px var(--glass-shadow);
  color: #333;
  text-shadow: none;
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-secondary);
  z-index: -1;
  opacity: 0.8;
}

/* アニメーション効果 */
@keyframes glass-shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.glass-button::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: glass-shimmer 8s infinite;
}

/* キャプションのネイビーブルーLiquid glass調 */
figcaption {
  background: white !important;
  backdrop-filter: blur(10px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(10px) saturate(180%) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  border-radius: 15px !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2) !important;
  color: #333 !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) !important;
  padding: 15px 20px !important;
  margin: 10px 0 !important;
  font-weight: 500 !important;
  position: relative !important;
  overflow: hidden !important;
}

figcaption::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: white;
  z-index: -1;
  opacity: 0.8;
}

figcaption:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  background: rgba(240, 240, 240, 0.9) !important;
}

/* main要素の背景を白に設定 */
#main {
  background: white !important;
  border-radius: 20px !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1) !important;
  margin: 20px !important;
  padding: 20px !important;
  position: relative !important;
  overflow: hidden !important;
}

/* 見出し要素の背景を白に設定 */
h1, h2, h3, h4, h5, h6 {
  background: white !important;
  border-radius: 10px !important;
  padding: 15px 20px !important;
  margin: 10px 0 !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1) !important;
  color: #333 !important;
  text-shadow: none !important;
  position: relative !important;
  overflow: hidden !important;
}

/* 段落やテキスト要素の背景も白に設定 */
p, div, span, font, strong, b, em, i, u {
  background: transparent !important;
  color: #333 !important;
  text-shadow: none !important;
}

/* リスト要素の背景も白に設定 */
ul, ol, li {
  background: transparent !important;
  color: #333 !important;
  text-shadow: none !important;
}

/* リンクの背景も白に設定 */
a {
  background: transparent !important;
  color: #0066cc !important;
  text-shadow: none !important;
}

a:hover {
  background: rgba(0, 102, 204, 0.1) !important;
  border-radius: 5px !important;
  padding: 2px 5px !important;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .glass-button {
    font-size: 14px;
    padding: 8px 16px;
  }
  
  .glass-panel {
    border-radius: 15px;
  }
  
  .glass-card {
    border-radius: 15px;
  }
  
  figcaption {
    padding: 10px 15px !important;
    font-size: 14px !important;
  }
  
  #main {
    margin: 10px !important;
    padding: 15px !important;
    border-radius: 15px !important;
  }
  
  h1, h2, h3, h4, h5, h6 {
    padding: 10px 15px !important;
    border-radius: 8px !important;
    font-size: 1.2em !important;
  }
}

/* 既存のBootstrapパネルに適用 */
.panel {
  background: var(--glass-bg) !important;
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 20px !important;
  box-shadow: 0 8px 32px var(--glass-shadow) !important;
  color: #333 !important;
  text-shadow: none !important;
  position: relative;
  overflow: hidden;
}

.panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-secondary);
  z-index: -1;
  opacity: 0.8;
}

.panel-heading {
  background: var(--glass-bg) !important;
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 20px 20px 0 0 !important;
  box-shadow: 0 4px 16px var(--glass-shadow) !important;
  color: #C0C0C0 !important;
  font-weight: 600 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
  position: relative !important;
  overflow: hidden !important;
}

/* 全てのpanel-heading要素内の文字を輝く銀色に統一 */
.panel-heading,
.panel-heading *,
.panel-heading a,
.panel-heading font {
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
}

.panel-heading::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 0.8;
}

.panel-heading:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  background: var(--gradient-hover) !important;
}

.panel-body {
  background: white !important;
  color: #333 !important;
  text-shadow: none !important;
}

/* Bootstrapのpanel-headingスタイルを上書きして銀色に統一 */
.panel-default > .panel-heading,
.panel-primary > .panel-heading,
.panel-success > .panel-heading,
.panel-info > .panel-heading,
.panel-warning > .panel-heading,
.panel-danger > .panel-heading {
  background: var(--glass-bg) !important;
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  border: 1px solid var(--glass-border) !important;
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
  position: relative !important;
  overflow: hidden !important;
}

.panel-default > .panel-heading::before,
.panel-primary > .panel-heading::before,
.panel-success > .panel-heading::before,
.panel-info > .panel-heading::before,
.panel-warning > .panel-heading::before,
.panel-danger > .panel-heading::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 0.8;
}

.panel-default > .panel-heading:hover,
.panel-primary > .panel-heading:hover,
.panel-success > .panel-heading:hover,
.panel-info > .panel-heading:hover,
.panel-warning > .panel-heading:hover,
.panel-danger > .panel-heading:hover {
  background: var(--gradient-hover) !important;
}

/* h1の緑のグラデーション背景 */
h1 {
  background: -webkit-gradient(linear, left top, left bottom, from(#99CC99), to(#FFFFFF)) !important;
  background: linear-gradient(to bottom, #99CC99, #FFFFFF) !important;
  font-size: 1.5em !important;
  color: #0066FF !important;
  height: 5em !important;
  margin: 0 !important;
  padding: 0.7em !important;
}

/* 全ての白い文字を黒に変更 */
font[color="white"],
font[color="#fff"],
font[color="#ffffff"],
font[color="white"] *,
font[color="#fff"] *,
font[color="#ffffff"] *,
.glass-button font[color="white"],
.glass-button font[color="#fff"],
.glass-button font[color="#ffffff"],
select[style*="color:white"],
select[style*="color:#fff"],
select[style*="color:#ffffff"],
a[style*="color:#fff"],
a[style*="color:white"],
a[style*="color:#ffffff"],
input[style*="color:#ffffff"] {
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
}

/* フォーム要素の文字を輝く銀色に統一 */
.glass-form,
.glass-form *,
form,
form *,
select,
select *,
option,
option *,
input,
input *,
button,
button * {
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
}

/* インラインスタイルで白い文字が指定されている要素を輝く銀色に */
select[style*="color:white"],
select[style*="color:#fff"],
select[style*="color:#ffffff"] {
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
}

/* ボタン内の文字を輝く銀色に変更 */
.glass-button {
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
}

.glass-button * {
  color: #C0C0C0 !important;
  text-shadow: 0 0 5px rgba(192, 192, 192, 0.4), 0 0 10px rgba(192, 192, 192, 0.3), 0 0 15px rgba(192, 192, 192, 0.2) !important;
  line-height: 1.1 !important;
  margin: 0 !important;
  padding: 0 !important;
}

.glass-button font {
  line-height: 1.1 !important;
  display: block !important;
}

/* 黒みがかった金色の立体的な文字 */
.metallic-text {
  color: #8B4513 !important; /* 黒みがかった金色 */
  text-shadow: 
    0 1px 0 #DAA520,        /* 上側の明るい金色 */
    0 2px 0 #B8860B,        /* 中間の金色 */
    0 3px 0 #8B4513,        /* 下側の暗い金色 */
    0 4px 0 #654321,        /* さらに暗い金色 */
    0 5px 0 #4A2C2A,        /* 最も暗い金色 */
    0 6px 1px rgba(0,0,0,0.1),
    0 0 5px rgba(0,0,0,0.1),
    0 1px 3px rgba(0,0,0,0.3),
    0 3px 5px rgba(0,0,0,0.2),
    0 5px 10px rgba(0,0,0,0.25),
    0 10px 10px rgba(0,0,0,0.2),
    0 20px 20px rgba(0,0,0,0.15);
  font-weight: bold !important;
  font-size: 1.2em !important;
  letter-spacing: 1px !important;
  text-transform: uppercase !important;
  background: linear-gradient(45deg, #DAA520, #B8860B, #8B4513, #654321) !important;
  background-clip: text !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  position: relative !important;
}

/* Bootstrapのグレー系背景を白に上書き */
.panel,
.panel-default,
.panel-primary,
.panel-success,
.panel-info,
.panel-warning,
.panel-danger,
.panel-default > .panel-heading,
.panel-primary > .panel-heading,
.panel-success > .panel-heading,
.panel-info > .panel-heading,
.panel-warning > .panel-heading,
.panel-danger > .panel-heading,
.panel-default > .panel-body,
.panel-primary > .panel-body,
.panel-success > .panel-body,
.panel-info > .panel-body,
.panel-warning > .panel-body,
.panel-danger > .panel-body,
.well,
.jumbotron,
.alert,
.alert-default,
.alert-primary,
.alert-success,
.alert-info,
.alert-warning,
.alert-danger,
.navbar,
.navbar-default,
.dropdown-menu,
.modal-content,
.popover,
.tooltip-inner {
  background: white !important;
  background-image: none !important;
  background-color: white !important;
}

/* テーブルのグラスモーフィズム */
.table {
  background: var(--glass-bg) !important;
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate)) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: 15px !important;
  box-shadow: 0 4px 16px var(--glass-shadow) !important;
  color: #333 !important;
  text-shadow: none !important;
}

.table th {
  background: rgba(255, 255, 255, 0.1) !important;
  color: #333 !important;
  text-shadow: none !important;
  border-color: var(--glass-border) !important;
}

.table td {
  border-color: var(--glass-border) !important;
  color: #333 !important;
  text-shadow: none !important;
}