:root {
  --win-primary: #27b8f4;
  --win-bg-light: rgba(255, 255, 255, 0.88);
  --win-bg-dark: rgba(23, 23, 23, 0.92);
  --win-border-light: rgba(0, 0, 0, 0.12);
  --win-border-dark: rgba(255, 255, 255, 0.14);
  --win-text-light: #1f2937;
  --win-text-dark: #f3f4f6;
}

/* 拟真原生视窗容器 */
.win-native-container {
  position: fixed;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  user-select: none;
  -webkit-user-select: none;
  transition: opacity 0.2s ease-out, transform 0.2s ease-out;
  box-sizing: border-box;
  background-color: var(--win-bg-light);
  color: var(--win-text-light);
  border: 1px solid var(--win-border-light);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18), 0 0 1px rgba(0, 0, 0, 0.2);
}

@supports (backdrop-filter: blur(20px)) {
  .win-native-container {
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
  }
}

.win-native-container.win-rounded {
  border-radius: 12px;
}
.win-native-container.win-square {
  border-radius: 0px;
}

/* 视窗标题栏 */
.win-native-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 42px;
  padding: 0 14px;
  cursor: grab;
  border-bottom: 1px solid rgba(128, 128, 128, 0.15);
  background: #f6f8fa;
  box-sizing: border-box;
  position: relative;
  flex-shrink: 0;
}
.win-native-header:active {
  cursor: grabbing;
}

.win-native-title {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #1e293b;
}

/* 视窗内容区 */
.win-native-content {
  flex: 1;
  width: 100%;
  overflow: hidden;
  position: relative;
  box-sizing: border-box;
  min-height: 0;
}

.win-native-dragshield {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: transparent;
  z-index: 999;
  display: none;
}

.win-native-resize-handle {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 18px;
  height: 18px;
  cursor: se-resize;
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 2px;
  box-sizing: border-box;
}

/* Windows 样式标题栏按键 */
.win-ctrl-row {
  display: flex;
  align-items: center;
  user-select: none;
  flex-shrink: 0;
  height: 100%;
}

.win-btn {
  height: 100%;
  padding: 0 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: transparent;
  border: none;
  color: inherit;
  opacity: 0.65;
  transition: background-color 0.15s ease, color 0.15s ease, opacity 0.15s ease;
  box-sizing: border-box;
}
.win-btn:hover {
  background-color: rgba(128, 128, 128, 0.15);
  opacity: 1;
}

.win-btn-close:hover {
  background-color: #ef4444 !important;
  color: #ffffff !important;
  opacity: 1;
}

/* 法律协议视窗定制细节 */
.legal-native-window {
  background: rgba(255, 255, 255, 0.98) !important;
  border-color: rgba(15, 23, 42, 0.16) !important;
  color: #1f2937 !important;
  font-family: "Segoe UI", "Microsoft YaHei UI", system-ui, sans-serif;
}

.legal-native-window.win-rounded {
  border-radius: 8px !important;
}

.legal-native-window .win-native-header {
  height: 42px;
  padding-left: 14px;
  background: #f3f3f3;
  border-bottom-color: #d9d9d9;
}

.legal-native-window .win-native-title {
  color: #202020;
  font-size: 12px;
  font-weight: 600;
  opacity: 1;
}

.legal-native-window .win-btn {
  width: 46px;
  padding: 0;
  opacity: 0.78;
}

.legal-window-root,
.legal-window-body {
  min-height: 0;
  height: 100%;
  width: 100%;
}

.legal-window-root {
  overflow: hidden;
  background: #ffffff;
  user-select: text;
  -webkit-user-select: text;
}

.legal-window-body {
  display: flex;
  flex-direction: column;
}

.legal-window-state {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 180px;
  font-size: 14px;
  color: #64748b;
}

.legal-retry-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 34px;
  padding: 0 14px;
  color: #202020;
  font: 600 13px/1 "Segoe UI", "Microsoft YaHei UI", system-ui, sans-serif;
  background: #ffffff;
  border: 1px solid #8a8a8a;
  border-radius: 4px;
  cursor: pointer;
}

.legal-retry-button:hover {
  background: #f5f5f5;
  border-color: #5f5f5f;
}

.legal-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 24px 28px 32px;
  scrollbar-width: thin;
  scrollbar-color: #9b9b9b #f3f3f3;
}

.legal-scroll::-webkit-scrollbar {
  width: 8px;
  height: 8px;
  display: block;
}

.legal-scroll::-webkit-scrollbar-thumb {
  background: #9b9b9b;
  border: 2px solid #f3f3f3;
  border-radius: 0;
}

.legal-scroll::-webkit-scrollbar-thumb:hover {
  background: #737373;
}

.legal-content {
  font-size: 14.5px;
  line-height: 1.75;
  color: #333333;
  word-break: break-word;
}

.legal-content .pm-agreement {
  padding: 0;
}

.legal-content img {
  max-width: 100%;
  height: auto;
}

@media (max-width: 680px) {
  .legal-native-window .win-native-header {
    padding-left: 12px;
  }
  .legal-native-window .win-btn {
    width: 42px;
  }
  .legal-scroll {
    padding: 20px 18px 28px;
  }
}