:root {
  --primary-color: #00bfff;
  --primary-dark: #004f8c;
  --accent-color: #00d4ff;
  --bg-dark: #121720;
  --text-light: #a0d6f5;
  --shadow-glow: #00d4ffcc;
}

/* 基础样式 */
html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, var(--bg-dark) 0%, #0f1526 100%);
  color: var(--text-light);
  -webkit-user-select: text;
  user-select: text;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-shadow: 0 0 3px rgba(0, 120, 255, 0.4);
}

/* 头部区域 */
#header {
  display: flex;
  align-items: center;
  padding: 12px 24px;
  background: rgba(0,31,63,0.85);
  -webkit-backdrop-filter: saturate(180%) blur(6px);
  backdrop-filter: saturate(180%) blur(6px);
  background-image: linear-gradient(90deg, var(--primary-dark), #003366);
  border-bottom: 3px solid var(--primary-color);
  box-shadow: 0 0 14px var(--shadow-glow);
  height: 100px;
  box-sizing: border-box;
}

#header img {
  width: 52px;
  height: 52px;
  margin-right: 20px;
  border-radius: 12px;
  box-shadow: 0 0 12px var(--primary-color);
  transition: transform 0.3s ease;
  cursor: pointer;
}
#header img:hover {
  animation: glowPulse 2s infinite ease-in-out;
  transform: scale(1.1);
}

/* 标签按钮栏 */
#tab-buttons {
  padding: 10px 24px;
  background: #101425;
  border-bottom: 2px solid #004466;
  box-shadow: inset 0 -2px 8px #00334daa;
  height: 44px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
}

#tab-buttons button {
  background: linear-gradient(145deg, #0088cc, #005f7f);
  border: none;
  color: #ccf8ff;
  padding: 8px 18px;
  margin-right: 14px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  box-shadow:
    inset 0 -2px 4px #004a6d99,
    0 0 12px var(--primary-color);
  transition: all 0.3s ease;
  -webkit-user-select: text;
  user-select: text;
  text-shadow: 0 0 4px var(--primary-color);
}
#tab-buttons button:hover, #tab-buttons button:focus {
  background: linear-gradient(145deg, var(--primary-color), #0077aa);
  box-shadow:
    inset 0 -2px 6px #006db6cc,
    0 0 22px var(--accent-color);
  outline: none;
}
#tab-buttons button:active {
  transform: scale(0.97);
  box-shadow:
    inset 0 2px 4px #002d43cc,
    0 0 16px #0088ccdd;
}

/* 视频区域 */
#video-tab {
  height: calc(100vh - 60px - 44px);
  width: 100vw;
  box-sizing: border-box;
  background: #0f131f;
  padding: 12px 20px;
  overflow: hidden;
  box-shadow: inset 0 0 40px #003554aa;
}

/* 主网格布局 */
#main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  height: 100%;
  width: 100%;
  gap: 6px;
  box-sizing: border-box;
  background: #121b2b;
  border-radius: 14px;
  box-shadow:
    0 0 12px #007acc88,
    inset 0 0 20px #002b4daa;
}

/* 面板通用样式 */
.panel {
  background: linear-gradient(145deg, #1b2237, #121a2e);
  padding: 16px;
  box-sizing: border-box;
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  border-radius: 14px;
  border: 1.8px solid transparent;
  background-clip: padding-box;
  position: relative;
  overflow: hidden;
  cursor: default;
  box-shadow:
    0 0 15px var(--primary-color),
    inset 0 0 25px var(--primary-dark);
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 14px;
  padding: 1.8px;
  pointer-events: none;
  background: linear-gradient(60deg, var(--primary-color), var(--primary-dark), var(--accent-color), #005fbc);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  animation: pulseBorder 3s ease-in infinite;
}

/* 边框发光动画 */
@keyframes pulseBorder {
  0% {
    filter: drop-shadow(0 0 5px var(--primary-color));
  }
  100% {
    filter: drop-shadow(0 0 15px var(--accent-color));
  }
}

/* 四个区域微调 */
#video-panel { padding-right: 10px; }
#json-info { padding-left: 10px; overflow-y: auto; }
#main-chart-panel { padding-right: 10px; overflow-y: auto; }
#individual-chart-panel { padding-left: 10px; overflow-y: auto; }

/* 视频容器 */
.video-container {
  flex-grow: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: inset 0 0 40px #005a9e88;
  background: #12203f;
  position: relative; 
}

.video-container img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 12px;
  border: 2px solid #006db6;
  box-shadow:
    0 0 20px var(--primary-color),
    inset 0 0 30px #004975cc;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  cursor: pointer;
}
.video-container img:hover {
  transform: scale(1.05);
  box-shadow:
    0 0 30px var(--accent-color),
    inset 0 0 40px #0069c9cc;
}

/* JSON信息容器 */
#json-info {
  color: #a0cbdc;
  font-family: "Source Code Pro", monospace, monospace;
  overflow-y: auto;
  text-shadow: 0 0 3px #005e8a;
  -webkit-user-select: text;
  user-select: text;
}

/* JSON子容器 */
.json-container {
  background: linear-gradient(135deg, #12273e 0%, #0c1c33 100%);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 14px;
  height: 48%;
  overflow-y: auto;
  box-shadow: inset 0 0 12px #004573;
  border: 1.2px solid #0068ac;
}

/* 主图表和独立图表容器撑满 */
#main-chart-panel,
#individual-chart-panel {
  height: 100%;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* 主图表样式 */
#mainChart {
  flex-grow: 1;
  width: 100% !important;
  border-radius: 14px;
  background: linear-gradient(135deg, #1a243a, #0f1526);
  padding: 12px;
  box-sizing: border-box;
  margin-bottom: 14px;
  box-shadow:
    0 0 12px #0099ffbb,
    inset 0 0 18px #004575aa;
  border: 2px solid #0088ee;
  transition: box-shadow 0.3s ease;
  cursor: default;
}
#mainChart:hover {
  box-shadow:
    0 0 24px var(--primary-color),
    inset 0 0 30px #0077ccbb;
}

/* 独立图表容器 */
#individualCharts {
  flex-grow: 1;
  overflow-y: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding-bottom: 6px;
}

/* 交互控件 */
.chart-controls {
  margin-bottom: 10px;
  color: #a0d4f7;
  text-shadow: 0 0 3px #005e8a;
  -webkit-user-select: text;
  user-select: text;
}

/* 按钮、下拉框等统一风格 */
button, select, input[type="checkbox"] {
  background: linear-gradient(145deg, #00bcd4, #0088aa);
  color: #001a25;
  border: none;
  padding: 8px 14px;
  border-radius: 10px;
  margin-right: 10px;
  cursor: pointer;
  font-weight: 700;
  box-shadow: 0 0 14px #00cfffcc;
  transition: all 0.25s ease;
  -webkit-user-select: text;
  user-select: text;
  text-shadow: 0 0 6px #00dfffcc;
}
button:hover, select:hover {
  background: linear-gradient(145deg, #00e3ff, #0099cc);
  box-shadow: 0 0 24px #00eaffee;
}
input[type="checkbox"] {
  transform: scale(1.3);
  cursor: pointer;
}

/* 标签文字 */
label {
  color: #9bc8f7;
  margin-right: 12px;
  -webkit-user-select: text;
  user-select: text;
  text-shadow: 0 0 3px #004477;
}

/* 配置面板 */
#config-tab {
  padding: 12px;
  background: linear-gradient(135deg, #132237, #0b1528);
  border-radius: 14px;
  border: 1.5px solid #005f8f;
  box-shadow: 0 0 12px #0077bbaa;
  color: #a0cde8;
}

/* 响应式调整：小屏幕时改为单列布局 */
@media (max-width: 1024px) {
  #video-tab {
    height: auto;
  }
  #main-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto;
    height: auto;
    gap: 18px;
  }
  .panel {
    height: auto;
  }
}

/* 头部图片发光动画 */
@keyframes glowPulse {
  0%, 100% {
    box-shadow: 0 0 10px var(--primary-color);
  }
  50% {
    box-shadow: 0 0 20px var(--accent-color);
  }
}

/* 全屏模式下，仅显示视频容器，隐藏其他所有元素 */
.fullscreen-mode #header,
.fullscreen-mode #tab-buttons,
.fullscreen-mode #json-info,
.fullscreen-mode #main-chart-panel,
.fullscreen-mode #individual-chart-panel,
.fullscreen-mode .fullscreen-btn {
  display: none !important;
}

.fullscreen-mode #main-grid {
  padding: 0 !important;
  margin: 0 !important;
  gap: 0 !important;
  background: black !important;
  box-shadow: none !important;
  border-radius: 0 !important;
}

.fullscreen-mode #video-panel {
  grid-column: 1 / -1;
  grid-row: 1 / -1;
  padding: 0 !important;
}

/* 全屏时视频容器铺满全屏 */
.fullscreen-mode .video-container {
  position: fixed;
  top: 0; left: 0;
  width: 100vw !important;
  height: 100vh !important;
  margin: 0; padding: 0;
  background: black !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  overflow: hidden;
  z-index: 9999;
  display: flex !important;
  justify-content: center;
  align-items: center;
}

/* 图片铺满容器，保持比例，可能裁剪 */
.fullscreen-mode .video-container img {
  height: 90% !important;
  width: auto !important;
  max-width: 100vw !important;
  object-fit: contain !important;
  border: none !important;
  box-shadow: none !important;
  border-radius: 0 !important;
}


/* 全屏按钮样式 */
.fullscreen-btn {
  position: absolute;
  bottom: 12px;
  right: 14px;
  padding: 8px 12px;
  font-size: 14px;
  background: rgba(0, 136, 204, 0.85);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 0 10px #00bfff88;
  z-index: 10;
  transition: background 0.2s ease;
}
.fullscreen-btn:hover {
  background: rgba(0, 180, 255, 0.95);
}