/* ==========================================================================
   PWA Install Styles for Desktop (ПК) & Mobile (Смартфоны)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. ДЕСКТОПНЫЙ НЕ НАВЯЗЧИВЫЙ ВИДЖЕТ (ПК: Яндекс.Браузер, Google Chrome, Edge)
   -------------------------------------------------------------------------- */
.pwa-desktop-banner {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 380px;
  max-width: calc(100vw - 48px);
  z-index: 99998;
  background: linear-gradient(135deg, rgba(16, 22, 35, 0.95) 0%, rgba(9, 12, 20, 0.97) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.65), 0 0 25px rgba(0, 112, 243, 0.25);
  padding: 18px 20px 18px 18px;
  color: #fff;
  box-sizing: border-box;
  opacity: 0;
  transform: translateY(24px) scale(0.96);
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.pwa-desktop-banner.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.pwa-desktop-close-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: #94a3b8;
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s, transform 0.15s;
  padding: 0;
}

.pwa-desktop-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  transform: scale(1.08);
}

.pwa-desktop-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
  padding-right: 24px;
}

.pwa-desktop-icon-wrap {
  position: relative;
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 14px;
  background: linear-gradient(135deg, #0070f3, #7928ca);
  padding: 2.5px;
  box-shadow: 0 6px 18px rgba(0, 112, 243, 0.35);
}

.pwa-desktop-icon {
  width: 100%;
  height: 100%;
  border-radius: 12px;
  object-fit: cover;
  background: #07090e;
  display: block;
}

.pwa-desktop-badge {
  position: absolute;
  bottom: -4px;
  right: -4px;
  background: linear-gradient(135deg, #0070f3, #00c853);
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 4px;
  border-radius: 5px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  letter-spacing: 0.5px;
}

.pwa-desktop-info {
  display: flex;
  flex-direction: column;
}

.pwa-desktop-title {
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.2px;
  margin-bottom: 3px;
}

.pwa-desktop-desc {
  font-size: 12.5px;
  color: #94a3b8;
  line-height: 1.35;
}

.pwa-desktop-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pwa-desktop-btn-primary {
  flex: 1;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  background: linear-gradient(135deg, #0070f3 0%, #00a8ff 100%);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 14px rgba(0, 112, 243, 0.4);
  transition: transform 0.15s, opacity 0.15s, box-shadow 0.2s;
  box-sizing: border-box;
}

.pwa-desktop-btn-primary:hover {
  box-shadow: 0 6px 20px rgba(0, 112, 243, 0.55);
  transform: translateY(-1px);
}

.pwa-desktop-btn-primary:active {
  transform: translateY(0) scale(0.98);
}

.pwa-desktop-btn-secondary {
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  background: transparent;
  color: #94a3b8;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: background 0.2s, color 0.2s;
}

.pwa-desktop-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #e2e8f0;
}

/* --------------------------------------------------------------------------
   2. МОБИЛЬНЫЙ БАННЕР BOTTOM SHEET (Смартфоны)
   -------------------------------------------------------------------------- */
.pwa-install-modal {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s;
  pointer-events: none;
}

.pwa-install-modal.visible {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.pwa-install-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 5, 9, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.pwa-install-sheet {
  position: relative;
  width: 100%;
  max-width: 500px;
  background: linear-gradient(180deg, rgba(20, 24, 35, 0.98) 0%, rgba(11, 14, 22, 0.99) 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: none;
  border-radius: 24px 24px 0 0;
  box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.6), 0 0 24px rgba(0, 112, 243, 0.2);
  padding: 24px 20px 28px 20px;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  color: #fff;
  box-sizing: border-box;
}

.pwa-install-modal.visible .pwa-install-sheet {
  transform: translateY(0);
}

.pwa-install-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: #a0aec0;
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
  padding: 0;
}

.pwa-install-close-btn:active {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.pwa-install-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding-right: 28px;
}

.pwa-install-icon-wrap {
  position: relative;
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: 16px;
  background: linear-gradient(135deg, #0070f3, #7928ca);
  padding: 3px;
  box-shadow: 0 8px 20px rgba(0, 112, 243, 0.35);
}

.pwa-install-icon {
  width: 100%;
  height: 100%;
  border-radius: 13px;
  object-fit: cover;
  background: #07090e;
  display: block;
}

.pwa-install-badge {
  position: absolute;
  bottom: -4px;
  right: -4px;
  background: linear-gradient(135deg, #ff007a, #7928ca);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  padding: 2px 5px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  letter-spacing: 0.5px;
}

.pwa-install-title-group {
  display: flex;
  flex-direction: column;
}

.pwa-install-title {
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.3px;
  margin-bottom: 4px;
}

.pwa-install-subtitle {
  font-size: 13px;
  color: #00d2ff;
  font-weight: 500;
}

.pwa-install-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 20px;
}

.pwa-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #cbd5e1;
  line-height: 1.35;
}

.pwa-feat-icon {
  font-size: 15px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

/* iOS Инструкция */
.pwa-ios-instructions {
  background: rgba(0, 112, 243, 0.08);
  border: 1px solid rgba(0, 112, 243, 0.25);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pwa-ios-step {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #e2e8f0;
  line-height: 1.35;
}

.pwa-ios-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #0070f3;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pwa-highlight {
  color: #38bdf8;
  font-weight: 600;
}

.pwa-ios-share-icon {
  display: inline-block;
  vertical-align: middle;
  color: #38bdf8;
}

/* Кнопки действий */
.pwa-install-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pwa-btn {
  width: 100%;
  padding: 14px 18px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 0.15s, opacity 0.15s, background 0.2s;
  box-sizing: border-box;
}

.pwa-btn:active {
  transform: scale(0.98);
}

.pwa-btn-primary {
  background: linear-gradient(135deg, #0070f3 0%, #00a8ff 100%);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 16px rgba(0, 112, 243, 0.4);
}

.pwa-btn-primary.has-native-prompt {
  background: linear-gradient(135deg, #00c853 0%, #00e676 100%);
  color: #03210d;
  box-shadow: 0 4px 16px rgba(0, 230, 118, 0.4);
}

.pwa-btn-secondary {
  background: transparent;
  color: #94a3b8;
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-weight: 500;
}

.pwa-btn-secondary:active {
  background: rgba(255, 255, 255, 0.05);
  color: #cbd5e1;
}

.pwa-btn-icon {
  font-size: 16px;
}