/* ========================================================================
   USA RETRO THEME — полные переопределения для [data-theme="usa-retro"]
   ======================================================================== */

[data-theme="usa-retro"] {
  --bg-main: #E8ECF0;
  --bg-main-over-1: rgba(74, 110, 142, 0.1);
  --bg-main-over-2: rgba(44, 74, 110, 0.06);
  --bg-main-from: #E8ECF0;
  --bg-main-to: #C8D0D8;
  --bg-container: #F2F4F6;
  --red-dark: #1C2E4A;
  --red-primary: #2C4A6E;
  --red-medium: #4A6E8E;
  --orange-brown: #6E8A9E;
  --orange-gold: #8A9EAA;
  --brown-dark: #1A1A2E;
  --brown-medium: #3A4A5E;
  --brown-light: #6A7A8A;
  --golden-light: #AAB4BC;
  --golden-pale: #C8D0D8;
  --cream: #E8ECF0;
  --cream-dark: #D0D8DE;
  --text-primary: #1C2E4A;
  --text-secondary: #4A5E6E;
  --shadow: rgba(28, 46, 74, 0.12);
  --border: rgba(44, 74, 110, 0.18);
  --cell-hover: rgba(106, 138, 158, 0.12);
  --cell-note-bg: rgba(74, 110, 142, 0.08);
  --preview-border: rgba(44, 74, 110, 0.15);
  --preview-bg: rgba(44, 74, 110, 0.04);
  --cell-shadow: rgba(44, 74, 110, 0.15);
}

[data-theme="usa-retro"] body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../images/usa-stars-pattern.svg') repeat;
  background-size: 120px 120px;
  opacity: 1;
  pointer-events: none;
  z-index: 0;
}

[data-theme="usa-retro"] body::after {
  content: '';
  position: fixed;
  bottom: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: url('../images/usa-wheel.svg') no-repeat bottom right;
  background-size: contain;
  opacity: 1;
  pointer-events: none;
  z-index: 0;
}

[data-theme="usa-retro"] .theme-full-bg {
  display: block;
  background-image: url('../images/6.1.jpg');
}

[data-theme="usa-retro"] .theme-full-bg::after {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(44,74,110,0.06);
  pointer-events: none;
}

[data-theme="usa-retro"] .cat-bg {
  display: none;
}

[data-theme="usa-retro"] .calendar-header {
  background:
    linear-gradient(135deg, #1A1A28 0%, #2C3440 50%, #3C4858 100%);
  border-bottom: 3px solid #4A5E6E;
}

[data-theme="usa-retro"] .calendar-header::before {
  background-image:
    url('../images/retro-car.png'),
    repeating-linear-gradient(45deg, transparent, transparent 8px, rgba(255,255,255,0.02) 8px, rgba(255,255,255,0.02) 16px);
  background-repeat: no-repeat, repeat;
  background-position: right 120px center, 0 0;
  background-position-y: calc(50% + 30px), 0;
  background-size: auto 70%, auto;
  opacity: 1;
}

[data-theme="usa-retro"] .header-title {
  font-family: 'Rubik', 'Impact', sans-serif;
  letter-spacing: 2px;
  text-transform: uppercase;
}

[data-theme="usa-retro"] .header-clock {
  font-family: 'Rubik', 'Courier New', monospace;
  letter-spacing: 3px;
}

[data-theme="usa-retro"] .calendar-container {
  max-width: 990px;
  border: 2px solid #4A6E8E;
}

[data-theme="usa-retro"] .header-cat-icon {
  filter: none;
  opacity: 0.85;
  object-fit: contain;
  width: auto;
  height: 72px;
}

[data-theme="usa-retro"] .header-left {
  align-self: stretch;
  gap: 0;
}

[data-theme="usa-retro"] .header-title {
  padding-left: 8px;
}

[data-theme="usa-retro"] .cat-msg-btn {
  display: none;
}

[data-theme="usa-retro"] .header-right {
  gap: 4px;
}

[data-theme="usa-retro"] .calendar-header .header-nav-btn,
[data-theme="usa-retro"] .calendar-header .header-icon-btn {
  color: #B0BEC4;
}

[data-theme="usa-retro"] .calendar-header .header-nav-btn:hover,
[data-theme="usa-retro"] .calendar-header .header-icon-btn:hover {
  color: #E0E6E8;
  background: rgba(255,255,255,0.08);
}

[data-theme="usa-retro"] .note-item.shared {
  border-left: 3px solid #6E8A9E;
  background: rgba(106,138,158,0.06);
}

[data-theme="usa-retro"] .note-item.reminder {
  border-left: 3px solid #8A9EAA;
  background: rgba(138,158,170,0.08);
}

[data-theme="usa-retro"] .settings-modal-content {
  border: 2px solid #4A6E8E;
}

[data-theme="usa-retro"] .btn-primary {
  background: linear-gradient(135deg, #2C4A6E, #4A6E8E);
  border: 1px solid #6A7A8A;
}

[data-theme="usa-retro"] .btn-primary:hover {
  background: linear-gradient(135deg, #4A6E8E, #6E8A9E);
}

[data-theme="usa-retro"] .note-item-btn {
  color: #4A5E6E;
}

[data-theme="usa-retro"] .note-item-btn:hover {
  color: #2C4A6E;
  background: rgba(44,74,110,0.1);
}

[data-theme="usa-retro"] .nav-arrow {
  color: #4A6E8E;
}

[data-theme="usa-retro"] .nav-arrow:hover {
  background: rgba(44,74,110,0.1);
  color: #2C4A6E;
}

[data-theme="usa-retro"] .month-year {
  color: #B0BEC4;
}

[data-theme="usa-retro"] .header-title {
  color: #D0D8DC;
  text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

[data-theme="usa-retro"] .header-nav {
  background: rgba(255,255,255,0.06);
}

[data-theme="usa-retro"] .clock-time {
  color: #C8D0D4;
}

[data-theme="usa-retro"] .nav-btn {
  color: #B0BEC4;
}

[data-theme="usa-retro"] .nav-btn:hover {
  background: rgba(255,255,255,0.15);
}

[data-theme="usa-retro"] .nav-month {
  color: #D0D8DC;
}

[data-theme="usa-retro"] .cat-msg-btn {
  background: rgba(255,255,255,0.08);
  color: #B0BEC4;
}

[data-theme="usa-retro"] .cat-msg-btn:hover {
  background: rgba(255,255,255,0.18);
}

[data-theme="usa-retro"] .settings-btn {
  background: rgba(255,255,255,0.08);
  color: #B0BEC4;
}

[data-theme="usa-retro"] .settings-btn:hover {
  background: rgba(255,255,255,0.18);
}

[data-theme="usa-retro"] .day-cell {
  border: 1px solid rgba(44,74,110,0.12);
  box-shadow: 0 1px 3px rgba(44,74,110,0.04);
}

[data-theme="usa-retro"] .day-cell:hover {
  background: var(--cell-hover);
  border-color: #6E8A9E;
  box-shadow: 0 2px 8px rgba(44,74,110,0.1);
}

[data-theme="usa-retro"] .day-cell.today {
  background: linear-gradient(135deg, #D0D8E0, #B8C8D4);
  border: 2px solid #4A6E8E;
  box-shadow: inset 0 0 0 2px rgba(74,110,142,0.3);
}

[data-theme="usa-retro"] .day-cell.today .day-number {
  color: #1C2E4A;
  font-weight: 700;
}

[data-theme="usa-retro"] .day-cell.selected {
  background: linear-gradient(135deg, #C8D4DE, #B0C2D0);
  border: 2px solid #2C4A6E;
  box-shadow: inset 0 0 0 2px rgba(44,74,110,0.4);
}

[data-theme="usa-retro"] .day-cell.has-note {
  background: rgba(44,74,110,0.04);
}

[data-theme="usa-retro"] .note-preview-line {
  border-bottom: 1px solid rgba(44,74,110,0.1);
  background: rgba(44,74,110,0.03);
}

[data-theme="usa-retro"] .note-preview-line.memory {
  border-left: 3px solid #6E8A9E;
}

[data-theme="usa-retro"] .note-preview-line.shared {
  border-left: 3px solid #4A6E8E;
}

[data-theme="usa-retro"] .note-preview-line.shared.memory {
  border-left: 3px solid #8A9EAA;
}

[data-theme="usa-retro"] .calendar-footer {
  border-top: 1px solid rgba(44,74,110,0.08);
}

[data-theme="usa-retro"] .bottom-nav {
  border-top: 1px solid rgba(44,74,110,0.08);
}

[data-theme="usa-retro"] .bottom-nav .nav-btn {
  color: #4A6E8E;
}

[data-theme="usa-retro"] .bottom-nav .nav-month,
[data-theme="usa-retro"] .bottom-nav .nav-year {
  color: #3A4A5E;
}

[data-theme="usa-retro"] .modal-overlay {
  background: rgba(26,30,46,0.6);
}

[data-theme="usa-retro"] .modal-content {
  box-shadow: 0 8px 40px rgba(28,46,74,0.3);
}

[data-theme="usa-retro"] .modal-header {
  background: linear-gradient(135deg, #1C2E4A, #2C4A6E);
  color: #D0D8DC;
}

[data-theme="usa-retro"] .modal-header .modal-date {
  color: #A0B0B8;
}

[data-theme="usa-retro"] .modal-close {
  background: rgba(255,255,255,0.1);
  color: #B0BEC4;
}

[data-theme="usa-retro"] .modal-close:hover {
  background: rgba(255,255,255,0.22);
}

[data-theme="usa-retro"] .note-item {
  box-shadow: 0 1px 4px rgba(28,46,74,0.08);
}

[data-theme="usa-retro"] .note-item:hover {
  box-shadow: 0 2px 8px rgba(44,74,110,0.12);
}

[data-theme="usa-retro"] .note-item.memory {
  border-left: 3px solid #8A9EAA !important;
  border-color: rgba(138,158,170,0.3) !important;
  box-shadow: 0 1px 4px rgba(138,158,170,0.1) !important;
}

[data-theme="usa-retro"] .note-item.memory .note-item-idx {
  color: #6E8A9E;
}

[data-theme="usa-retro"] .note-item.shared .note-item-idx {
  color: #4A6E8E;
}

[data-theme="usa-retro"] .note-item.shared.memory {
  border-left: 3px solid #AAB4BC !important;
}

[data-theme="usa-retro"] .note-item.reminder {
  border-left: 3px solid #8A9EAA !important;
  background: rgba(138,158,170,0.08);
}

[data-theme="usa-retro"] .note-item.reminder .note-item-idx {
  color: #5A7A8E;
}

[data-theme="usa-retro"] .note-preview-line.reminder {
  border-left: 3px solid #8A9EAA;
}

[data-theme="usa-retro"] .note-item-btn:hover {
  background: rgba(44,74,110,0.1);
}

[data-theme="usa-retro"] .memory-toggle-btn:hover {
  border-color: #8A9EAA;
}

[data-theme="usa-retro"] .memory-toggle-btn.active {
  border-color: #8A9EAA;
  color: #6E8A9E;
  box-shadow: 0 0 0 2px rgba(138,158,170,0.2);
}

[data-theme="usa-retro"] .reminder-toggle-btn.active {
  border-color: #6E8A9E;
  color: #4A6E8E;
  box-shadow: 0 0 0 2px rgba(106,138,158,0.2);
}

[data-theme="usa-retro"] .modal-footer {
  border-top: 1px solid rgba(44,74,110,0.08);
}

[data-theme="usa-retro"] .btn-save {
  box-shadow: 0 2px 8px rgba(44,74,110,0.25);
}

[data-theme="usa-retro"] .btn-save:hover {
  box-shadow: 0 4px 12px rgba(44,74,110,0.35);
}

[data-theme="usa-retro"] .btn-delete {
  border: 1px solid rgba(74,110,142,0.2);
}

[data-theme="usa-retro"] .btn-delete:hover {
  background: rgba(74,110,142,0.08);
}

[data-theme="usa-retro"] .btn-logout {
  border: 1px solid rgba(74,110,142,0.2);
}

[data-theme="usa-retro"] .btn-logout:hover {
  background: rgba(74,110,142,0.08);
}

[data-theme="usa-retro"] .settings-section {
  border-bottom: 1px solid rgba(44,74,110,0.08);
}

[data-theme="usa-retro"] .note-indicator {
  color: #D0D8DC;
  box-shadow: 0 4px 16px rgba(28,46,74,0.4);
}

[data-theme="usa-retro"] .undo-btn {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: #D0D8DC;
}

[data-theme="usa-retro"] .undo-btn:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.35);
}

[data-theme="usa-retro"] .msg-btn {
  background: rgba(255,255,255,0.08);
  color: #B0BEC4;
}

[data-theme="usa-retro"] .msg-btn:hover {
  background: rgba(255,255,255,0.18);
}

[data-theme="usa-retro"] .msg-badge {
  background: #4A6E8E;
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
}

[data-theme="usa-retro"] .msg-bubble-incoming {
  background: rgba(200,206,212,0.2);
}

[data-theme="usa-retro"] .msg-bubble-outgoing {
  background: linear-gradient(135deg, #2C4A6E, #4A6E8E);
}

[data-theme="usa-retro"] .msg-bubble-outgoing .msg-bubble-from {
  color: rgba(255,255,255,0.6);
}

[data-theme="usa-retro"] .msg-bubble-outgoing .msg-bubble-time {
  color: rgba(255,255,255,0.5);
}

[data-theme="usa-retro"] .msg-bubble-outgoing .msg-bubble-read {
  color: rgba(255,255,255,0.6);
}

[data-theme="usa-retro"] .btn-send {
  box-shadow: 0 2px 8px rgba(44,74,110,0.25);
}

[data-theme="usa-retro"] .btn-send:hover {
  box-shadow: 0 4px 12px rgba(44,74,110,0.35);
}

@media (max-width: 768px) {
  [data-theme="usa-retro"] .clock-time {
    color: #C8D0D4;
  }
  [data-theme="usa-retro"] .clock-tz {
    color: #A0B0B8;
  }
}