/* ── PWA 添加到桌面（独立模块，删除本文件及 pwa-install.js 即可移除） ── */

body.pwa-install-active {
  padding-top: calc(72px + env(safe-area-inset-top, 0px));
}

body.pwa-install-mini-active {
  padding-top: 0;
}

.pwa-install-bar {
  position: fixed;
  left: 10px;
  right: 10px;
  top: calc(56px + env(safe-area-inset-top, 0px));
  bottom: auto;
  z-index: 180;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(12, 17, 28, 0.96) 0%, rgba(8, 11, 18, 0.98) 100%);
  border: 1px solid rgba(78, 161, 255, 0.28);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.45);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transform: translateY(-130%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.28s ease, opacity 0.28s ease;
}

.pwa-install-bar.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.pwa-install-bar-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  flex: 0 0 auto;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

.pwa-install-bar-text {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.pwa-install-bar-text strong {
  font-size: 13px;
  color: #eef4ff;
  line-height: 1.3;
}

.pwa-install-bar-text span {
  font-size: 11px;
  color: #8b97a8;
  line-height: 1.35;
}

.pwa-install-bar-btn {
  flex: 0 0 auto;
  border: none;
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #1a7fff 0%, #0f5fd4 100%);
  box-shadow: 0 4px 14px rgba(15, 111, 255, 0.28);
  cursor: pointer;
  white-space: nowrap;
}

.pwa-install-bar-btn:active {
  transform: scale(0.97);
}

.pwa-install-bar-close {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: #9aa7b4;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

/* 收起后：右侧竖版悬浮入口（不与顶栏退出/品牌重叠） */
.pwa-install-mini {
  position: fixed;
  top: 38%;
  right: 0;
  left: auto;
  bottom: auto;
  z-index: 175;
  transform: translateX(110%);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 6px;
  border: 1px solid rgba(78, 161, 255, 0.35);
  border-right: none;
  border-radius: 10px 0 0 10px;
  background: linear-gradient(180deg, rgba(20, 28, 44, 0.96) 0%, rgba(12, 17, 28, 0.98) 100%);
  box-shadow: -4px 8px 24px rgba(0, 0, 0, 0.38);
  color: #e8f0ff;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.28s ease, opacity 0.28s ease;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.pwa-install-mini.show {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

.pwa-install-mini:active {
  transform: translateX(0) scale(0.97);
}

.pwa-install-mini-icon {
  width: 20px;
  height: 20px;
  border-radius: 5px;
  flex: 0 0 auto;
}

.pwa-install-mini-text {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  letter-spacing: 2px;
  line-height: 1;
  font-size: 12px;
  white-space: nowrap;
}

/* 交易后台：竖条在顶栏下方偏右，不挡 logo/退出 */
body:has(.app-mobile-chrome) .pwa-install-mini {
  top: calc(64px + env(safe-area-inset-top, 0px) + 16vh);
}

body:has(.app-mobile-chrome) .pwa-install-bar {
  display: none !important;
}

body.auth-page .pwa-install-bar {
  display: none !important;
}

body.auth-page .pwa-install-mini {
  top: calc(64px + env(safe-area-inset-top, 0px) + 18vh);
}

.pwa-install-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 210;
  display: none;
  align-items: flex-end;
  justify-content: center;
  padding: 12px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  background: rgba(0, 0, 0, 0.55);
}

.pwa-install-modal-backdrop.show {
  display: flex;
}

.pwa-install-modal {
  width: min(440px, 100%);
  max-height: min(78vh, 560px);
  overflow: auto;
  border-radius: 16px;
  padding: 18px 16px 14px;
  background: linear-gradient(180deg, #141b2a 0%, #0d121c 100%);
  border: 1px solid rgba(78, 161, 255, 0.25);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
}

.pwa-install-modal h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: #eef4ff;
}

.pwa-install-modal p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.6;
  color: #aeb9ca;
}

.pwa-install-steps {
  margin: 0 0 12px;
  padding-left: 18px;
  color: #d6deeb;
  font-size: 13px;
  line-height: 1.65;
}

.pwa-install-steps li {
  margin-bottom: 6px;
}

.pwa-install-link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.pwa-install-link-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  color: #e8f0ff;
  border: 1px solid rgba(78, 161, 255, 0.35);
  background: rgba(78, 161, 255, 0.12);
}

.pwa-install-modal-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 12px;
}

.pwa-install-modal-actions button {
  border: none;
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.pwa-install-modal-actions .primary {
  color: #fff;
  background: linear-gradient(135deg, #1a7fff 0%, #0f5fd4 100%);
}

.pwa-install-modal-actions .ghost {
  color: #aeb9ca;
  background: rgba(255, 255, 255, 0.06);
}

.pwa-install-modal-actions .hidden {
  display: none !important;
}

.pwa-install-note {
  margin: 10px 0 0;
  font-size: 12px;
  color: #9aa8bc;
  line-height: 1.55;
}

@media (min-width: 769px) {
  body.pwa-install-active,
  body.pwa-install-mini-active {
    padding-top: 0;
    padding-bottom: 0;
  }

  .pwa-install-bar,
  .pwa-install-mini,
  .pwa-install-modal-backdrop {
    display: none !important;
  }

  html.mobile-preview .pwa-install-bar,
  html.mobile-preview .pwa-install-mini {
    display: flex !important;
  }

  html.mobile-preview .pwa-install-modal-backdrop.show {
    display: flex !important;
  }
}