/* SKL Desk — свежий дизайн: аврора, градиентные акценты, живые анимации */

:root {
  --desk-bg: #0d0b14;
  --desk-surface: #120f1e;
  --desk-surface-hover: #1a1630;
  --desk-border: rgba(255, 255, 255, 0.07);
  --desk-border-glass: rgba(255, 255, 255, 0.1);
  --desk-text: #eef0ff;
  --desk-text-muted: #6b74a4;
  --desk-accent: #818cf8;
  --desk-accent2: #a855f7;
  --desk-accent3: #f43f5e;
  --desk-accent-hover: #a5b4fc;
  --desk-radius: 16px;
  --desk-radius-sm: 10px;
  --desk-shadow: 0 32px 80px -12px rgba(0, 0, 0, 0.7);
  --desk-shadow-glass: 0 12px 48px rgba(0, 0, 0, 0.55);
  --desk-taskbar-h: 60px;
  --desk-glass-bg: rgba(13, 11, 24, 0.75);
  --desk-glass-blur: 32px;
}

* {
  box-sizing: border-box;
}

.desk-os {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--desk-bg);
  color: var(--desk-text);
  overflow: hidden;
}

/* ── Скроллбары ── */
.desk-os ::-webkit-scrollbar { width: 8px; height: 8px; }
.desk-os ::-webkit-scrollbar-track { background: rgba(0,0,0,0.2); border-radius: 4px; }
.desk-os ::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.14);
  border-radius: 4px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
.desk-os ::-webkit-scrollbar-thumb:hover {
  background: rgba(255,255,255,0.24);
  border-radius: 4px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
.desk-os { scrollbar-color: rgba(255,255,255,0.18) rgba(0,0,0,0.2); scrollbar-width: thin; }

/* ── Обои — Aurora effect ── */
@keyframes aurora-drift {
  0%,  100% { opacity: 1;   transform: scale(1)    translateX(0)    translateY(0);   }
  33%        { opacity: 0.8; transform: scale(1.06) translateX(1.5%) translateY(-2%); }
  66%        { opacity: 0.9; transform: scale(0.97) translateX(-1%)  translateY(1.5%);}
}

@keyframes aurora-pulse {
  0%,  100% { opacity: 0.7; transform: scale(1);    }
  50%        { opacity: 1;   transform: scale(1.12); }
}

.desk-wallpaper {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: #0d0b14;
}

.desk-wallpaper-gradient {
  position: absolute;
  inset: 0;
  animation: aurora-drift 18s ease-in-out infinite;
}

/* Повторяет структуру hero сайта: индиго слева, тёмный индиго справа, синий сверху, пурпур снизу */
.desk-wallpaper-gradient::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 0%    50%, rgba(99,  102, 241, 0.28) 0%, transparent 55%),
    radial-gradient(ellipse 70% 55% at 100%  50%, rgba(79,  70,  229, 0.25) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 50%  -5%,  rgba(18,  113, 255, 0.16) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 50%  105%, rgba(221, 74,  255, 0.12) 0%, transparent 50%);
}

.desk-wallpaper-gradient::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 65% 50% at 50% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 58%);
  animation: aurora-pulse 14s ease-in-out infinite;
}

/* Точечная сетка вместо линий */
.desk-wallpaper-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

/* ── Иконки рабочего стола ── */
.desk-icons-wrap {
  position: fixed;
  inset: 0;
  z-index: 5;
  pointer-events: none;
}

.desk-icons-wrap > * { pointer-events: auto; }

.desk-icons-pool {
  position: fixed;
  inset: 0;
  z-index: 5;
  pointer-events: none;
}

.desk-icons-pool .desk-icon {
  position: absolute;
  pointer-events: auto;
  width: 100px;
  min-width: 100px;
}

.desk-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: transparent;
  border: none;
  border-radius: var(--desk-radius-sm);
  color: var(--desk-text);
  cursor: grab;
  transition: background 0.2s, transform 0.22s;
  font-family: inherit;
  font-size: 12px;
  text-align: center;
}

.desk-icon:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: scale(1.05) translateY(-3px);
}

.desk-icon.desk-icon-dragging { cursor: grabbing; opacity: 0.9; z-index: 10; }
.desk-icon:focus { outline: none; background: rgba(255,255,255,0.07); }

.desk-icon-img {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(99,102,241,0.22), rgba(99,102,241,0.06));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(99,102,241,0.32);
  border-radius: 14px;
  font-size: 22px;
  color: var(--desk-accent);
  box-shadow: 0 4px 18px rgba(99,102,241,0.2), 0 0 0 1px rgba(255,255,255,0.06) inset;
  transition: box-shadow 0.22s, transform 0.22s;
}

.desk-icon:hover .desk-icon-img {
  box-shadow: 0 8px 32px rgba(99,102,241,0.32), 0 0 0 1px rgba(255,255,255,0.1) inset;
}

/* Корзина — красная */
.desk-icon[data-app="trash"] .desk-icon-img {
  background: linear-gradient(135deg, rgba(244,63,94,0.18), rgba(244,63,94,0.06));
  border-color: rgba(244,63,94,0.28);
  color: #f43f5e;
  box-shadow: 0 4px 18px rgba(244,63,94,0.18), 0 0 0 1px rgba(255,255,255,0.06) inset;
}
.desk-icon[data-app="trash"]:hover .desk-icon-img {
  box-shadow: 0 8px 32px rgba(244,63,94,0.28), 0 0 0 1px rgba(255,255,255,0.1) inset;
}

/* Терминальные иконки на рабочем столе */
.desk-icon[data-app="bash"] .desk-icon-img {
  background: linear-gradient(135deg, rgba(78,201,176,0.18), rgba(78,201,176,0.06));
  border-color: rgba(78,201,176,0.28);
  color: #4ec9b0;
  box-shadow: 0 4px 18px rgba(78,201,176,0.15), 0 0 0 1px rgba(255,255,255,0.06) inset;
}
.desk-icon[data-app="powershell"] .desk-icon-img {
  background: linear-gradient(135deg, rgba(129,140,248,0.2), rgba(129,140,248,0.06));
  border-color: rgba(129,140,248,0.32);
  color: #818cf8;
  box-shadow: 0 4px 18px rgba(129,140,248,0.18), 0 0 0 1px rgba(255,255,255,0.06) inset;
}

.desk-icon-link { text-decoration: none; }

.desk-icon-label {
  font-size: 12px;
  font-weight: 500;
  color: #fff;
  text-shadow: 0 1px 6px rgba(0,0,0,0.7), 0 2px 12px rgba(0,0,0,0.5);
}

/* ── Виджет календаря ── */
.desk-calendar {
  position: fixed;
  bottom: calc(var(--desk-taskbar-h) + 16px);
  right: 16px;
  z-index: 6;
  width: 212px;
  padding: 16px;
  background: var(--desk-glass-bg);
  backdrop-filter: blur(var(--desk-glass-blur));
  -webkit-backdrop-filter: blur(var(--desk-glass-blur));
  border: 1px solid var(--desk-border-glass);
  border-radius: var(--desk-radius);
  box-shadow: var(--desk-shadow-glass), 0 0 0 1px rgba(0,212,255,0.05) inset;
  overflow: hidden;
}

.desk-calendar::before {
  content: '';
  position: absolute;
  top: 0; left: 14px; right: 14px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.65), rgba(139,92,246,0.6), transparent);
}

.desk-calendar-time {
  font-family: 'JetBrains Mono', monospace;
  font-size: 30px;
  font-weight: 700;
  background: linear-gradient(135deg, #ffffff, rgba(129,140,248,0.9));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin-bottom: 6px;
  letter-spacing: -0.03em;
}

.desk-calendar-header {
  font-size: 11px;
  font-weight: 700;
  color: var(--desk-text-muted);
  text-align: center;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.desk-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  font-size: 11px;
  text-align: center;
}

.desk-calendar-cell {
  padding: 4px 0;
  border-radius: 5px;
  color: var(--desk-text-muted);
}

.desk-calendar-cell.weekday {
  font-weight: 700;
  color: rgba(129,140,248,0.75);
  margin-bottom: 2px;
}

.desk-calendar-cell.today {
  background: linear-gradient(135deg, rgba(99,102,241,0.4), rgba(139,92,246,0.35));
  color: #fff;
  font-weight: 700;
}

.desk-calendar-cell.other-month { opacity: 0.28; }

/* ── Контейнер окон ── */
.desk-windows {
  position: fixed;
  inset: 0;
  z-index: 8;
  padding: 12px;
  padding-bottom: calc(var(--desk-taskbar-h) + 16px);
  pointer-events: none;
}

.desk-windows > * { pointer-events: auto; }

/* ── Анимация открытия окна ── */
@keyframes window-open {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to   { opacity: 1; transform: scale(1)    translateY(0);    }
}

/* ── Окно ── */
.desk-window {
  position: fixed;
  min-width: 380px;
  min-height: 300px;
  max-width: 95vw;
  max-height: calc(100vh - var(--desk-taskbar-h) - 48px);
  background: var(--desk-glass-bg);
  backdrop-filter: blur(var(--desk-glass-blur)) saturate(1.7) brightness(1.08);
  -webkit-backdrop-filter: blur(var(--desk-glass-blur)) saturate(1.7) brightness(1.08);
  border: 1px solid var(--desk-border-glass);
  border-radius: var(--desk-radius);
  box-shadow: var(--desk-shadow-glass), 0 0 0 1px rgba(255,255,255,0.05) inset;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: box-shadow 0.25s, border-color 0.25s;
  animation: window-open 0.22s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.desk-window.focused {
  border-color: rgba(99,102,241,0.38);
  box-shadow:
    var(--desk-shadow-glass),
    0 0 0 1px rgba(255,255,255,0.07) inset,
    0 0 56px -8px rgba(99,102,241,0.25),
    0 0 0 1px rgba(99,102,241,0.15);
}

.desk-window.minimized { display: none; }

.desk-window.maximized {
  left: 0 !important; top: 0 !important;
  width: 100% !important;
  height: calc(100vh - var(--desk-taskbar-h)) !important;
  max-width: none !important; max-height: none !important;
  border-radius: 0;
}

.desk-window.maximized .desk-window-resize { display: none; }

/* Ручки ресайза */
.desk-window-resize {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
}

.desk-window-resize > span { position: absolute; pointer-events: auto; z-index: 1; }
.desk-window-resize-e  { top: 0; right: 0;   width: 6px;  height: 100%; cursor: ew-resize; }
.desk-window-resize-s  { bottom: 0; left: 0; width: 100%; height: 6px;  cursor: ns-resize; }
.desk-window-resize-se { bottom: 0; right: 0; width: 14px; height: 14px; cursor: nwse-resize; border-radius: 0 0 var(--desk-radius) 0; }

.desk-window-resize-e:hover,
.desk-window-resize-s:hover,
.desk-window-resize-se:hover { background: rgba(0,212,255,0.12); }

.desk-window-resizing .desk-window-resize-e,
.desk-window-resizing .desk-window-resize-s,
.desk-window-resizing .desk-window-resize-se { background: rgba(0,212,255,0.18); }

body.desk-window-resizing-active { cursor: nwse-resize; user-select: none; }

/* ── Заголовок окна ── */
.desk-window-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 44px;
  padding: 0 10px 0 16px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, rgba(0,0,0,0.14) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--desk-border);
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  flex-shrink: 0;
  touch-action: none;
  transition: background 0.2s, border-color 0.2s;
}

.desk-window.focused .desk-window-titlebar {
  background: linear-gradient(180deg, rgba(99,102,241,0.1) 0%, rgba(0,0,0,0.14) 100%);
  border-bottom-color: rgba(99,102,241,0.18);
}

.desk-window-titlebar:active { cursor: grabbing; }
.desk-window-titlebar.dragging { cursor: grabbing; }

.desk-window-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--desk-text);
}

.desk-window-title i {
  font-size: 14px;
  color: var(--desk-accent);
}

.desk-window-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Кнопки окна — macOS-style цвета на hover */
.desk-window-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  color: var(--desk-text-muted);
  cursor: pointer;
  font-size: 11px;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.desk-window-btn:hover {
  background: rgba(255,255,255,0.12);
  color: var(--desk-text);
  border-color: rgba(255,255,255,0.14);
}

.desk-window-btn.maximize { font-size: 10px; }

.desk-window-btn.close:hover {
  background: rgba(244,63,94,0.75);
  border-color: rgba(244,63,94,0.5);
  color: #fff;
}

.desk-window-btn.minimize:hover {
  background: rgba(251,191,36,0.75);
  border-color: rgba(251,191,36,0.5);
  color: #000;
}

.desk-window-btn.maximize:hover {
  background: rgba(16,185,129,0.75);
  border-color: rgba(16,185,129,0.5);
  color: #fff;
}

/* ── Тело окна ── */
.desk-window-body {
  flex: 1;
  overflow: auto;
  background: rgba(0,0,0,0.08);
}

.desk-window-body:has(.desk-terminal-body) {
  display: flex;
  flex-direction: column;
  padding: 0;
  min-height: 0;
}

.desk-window-body iframe {
  width: 100%;
  height: 100%;
  min-height: 400px;
  border: none;
  display: block;
}

/* ── Контент окна ── */
.desk-window-content { padding: 24px; }

.desk-window-content h2 {
  margin: 0 0 20px;
  font-size: 18px;
  font-weight: 700;
  background: linear-gradient(135deg, #ffffff 30%, rgba(0,212,255,0.85));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Сетка карточек (Инструменты) ── */
.desk-app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.desk-app-card {
  display: flex;
  flex-direction: column;
  padding: 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--desk-radius-sm);
  color: var(--desk-text);
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.desk-app-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,212,255,0.05), transparent 60%);
  opacity: 0;
  transition: opacity 0.2s;
}

.desk-app-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(0,212,255,0.28);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,212,255,0.1);
}

.desk-app-card:hover::before { opacity: 1; }

.desk-app-card-btn { cursor: pointer; text-align: left; font-family: inherit; }

.desk-app-card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,212,255,0.14);
  border-radius: 12px;
  color: var(--desk-accent);
  font-size: 20px;
  margin-bottom: 12px;
  transition: transform 0.2s;
}

.desk-app-card:hover .desk-app-card-icon { transform: scale(1.1); }

/* Цветные иконки по типу */
.desk-app-card-icon:has(.fa-keyboard),
.desk-app-card-icon:has(.fa-language) {
  background: rgba(139,92,246,0.14);
  color: #a78bfa;
}
.desk-app-card-icon:has(.fa-linux),
.desk-app-card-icon:has(.fa-python) {
  background: rgba(251,191,36,0.14);
  color: #fbbf24;
}
.desk-app-card-icon:has(.fa-desktop),
.desk-app-card-icon:has(.fa-windows) {
  background: rgba(16,185,129,0.14);
  color: #34d399;
}
.desk-app-card-icon:has(.fa-code),
.desk-app-card-icon:has(.fa-html5) {
  background: rgba(244,63,94,0.14);
  color: #fb7185;
}
.desk-app-card-icon:has(.fa-git-alt) {
  background: rgba(251,113,36,0.14);
  color: #fb923c;
}
.desk-app-card-icon:has(.fa-brain) {
  background: rgba(217,70,239,0.14);
  color: #e879f9;
}
.desk-app-card-icon:has(.fa-network-wired) {
  background: rgba(0,212,255,0.14);
  color: #00d4ff;
}

.desk-app-card-title {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
  line-height: 1.3;
}

.desk-app-card-desc {
  font-size: 12px;
  color: var(--desk-text-muted);
  line-height: 1.4;
}

/* ── Папка: список ── */
.desk-folder-content { padding: 20px; }

.desk-folder-content .desk-folder-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--desk-text-muted);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--desk-border);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.desk-folder-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.desk-folder-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--desk-text);
  text-decoration: none;
  transition: background 0.15s, transform 0.15s;
  cursor: pointer;
  border: none;
  background: transparent;
  font-family: inherit;
  font-size: 14px;
  text-align: left;
  width: 100%;
}

.desk-folder-item:hover {
  background: rgba(255,255,255,0.06);
  transform: translateX(2px);
}

.desk-folder-item-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 16px;
  flex-shrink: 0;
}

.desk-folder-item-icon.folder {
  background: linear-gradient(135deg, rgba(0,212,255,0.2), rgba(0,212,255,0.04));
  color: var(--desk-accent);
}

.desk-folder-item-icon.txt {
  background: linear-gradient(135deg, rgba(16,185,129,0.2), rgba(16,185,129,0.04));
  color: #34d399;
}

.desk-folder-item-icon.link {
  background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(139,92,246,0.04));
  color: #a78bfa;
}

.desk-folder-item-name { flex: 1; font-weight: 500; min-width: 0; }
.desk-folder-item-meta { font-size: 11px; color: var(--desk-text-muted); flex-shrink: 0; }

/* ── Настройки ── */
.desk-settings-content { padding: 24px; }
.desk-settings-section { margin-bottom: 28px; }
.desk-settings-section:last-child { margin-bottom: 0; }

.desk-settings-section-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--desk-accent);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.desk-settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--desk-border);
  border-radius: 12px;
  margin-bottom: 8px;
}

.desk-settings-row:last-child { margin-bottom: 0; }
.desk-settings-label { font-size: 14px; color: var(--desk-text); }

.desk-settings-toggle {
  width: 46px;
  height: 26px;
  border-radius: 13px;
  border: none;
  background: rgba(255,255,255,0.1);
  cursor: pointer;
  position: relative;
  transition: background 0.25s;
}

.desk-settings-toggle::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--desk-text-muted);
  top: 3px;
  left: 3px;
  transition: transform 0.25s, background 0.25s;
}

.desk-os.light-theme .desk-settings-toggle::after {
  transform: translateX(20px);
  background: #fff;
}

.desk-os.light-theme .desk-settings-toggle {
  background: linear-gradient(90deg, var(--desk-accent), var(--desk-accent2));
}

.desk-settings-info {
  padding: 16px;
  background: linear-gradient(135deg, rgba(0,212,255,0.06), rgba(139,92,246,0.06));
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 12px;
  font-size: 13px;
  color: var(--desk-text-muted);
  line-height: 1.6;
}

.desk-settings-info strong { color: var(--desk-accent); }

/* ── Корзина — пасхалка ── */
.desk-trash-easteregg {
  padding: 24px;
  text-align: center;
}

.desk-trash-easteregg-img {
  width: 100%;
  max-width: 200px;
  height: auto;
  border-radius: 16px;
  object-fit: cover;
  margin: 0 auto 18px;
  display: block;
  box-shadow: 0 8px 36px rgba(0,0,0,0.45);
}

.desk-trash-easteregg-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--desk-text);
  margin: 0 0 16px;
}

.desk-trash-easteregg-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  background: linear-gradient(135deg, #f43f5e, #ec4899);
  color: #fff;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 18px rgba(244,63,94,0.4);
}

.desk-trash-easteregg-btn:hover {
  opacity: 0.9;
  color: #fff;
  transform: scale(1.04);
  box-shadow: 0 8px 28px rgba(244,63,94,0.5);
}

/* ── Терминал ── */
.desk-terminal-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 280px;
  background: #080615;
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  font-size: 13px;
}

.desk-terminal-output {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 16px;
  color: #c8d0e0;
  line-height: 1.65;
}

.desk-terminal-line { margin-bottom: 3px; word-break: break-all; white-space: pre-wrap; }
.desk-terminal-line.cmd     { color: #e2e8f0; }
.desk-terminal-line.error   { color: #f87171; }
.desk-terminal-line.success { color: #34d399; }
.desk-terminal-line.info    { color: #94a3b8; font-style: italic; }

/* Bash — зелёный промпт */
.desk-terminal-body[data-shell="bash"] .desk-terminal-line.prompt   { color: #4ec9b0; }
.desk-terminal-body[data-shell="bash"] .desk-terminal-prompt-prefix { color: #4ec9b0; }
.desk-terminal-body[data-shell="bash"] .desk-terminal-input-row {
  border-top-color: rgba(78,201,176,0.18);
  background: rgba(78,201,176,0.03);
}

/* PowerShell — индиго промпт */
.desk-terminal-body[data-shell="ps"] .desk-terminal-line.prompt   { color: #818cf8; }
.desk-terminal-body[data-shell="ps"] .desk-terminal-prompt-prefix { color: #818cf8; }
.desk-terminal-body[data-shell="ps"] .desk-terminal-input-row {
  border-top-color: rgba(129,140,248,0.18);
  background: rgba(129,140,248,0.03);
}

/* CMD — синий промпт */
.desk-terminal-body[data-shell="cmd"] .desk-terminal-line.prompt   { color: #569cd6; }
.desk-terminal-body[data-shell="cmd"] .desk-terminal-prompt-prefix { color: #569cd6; }
.desk-terminal-body[data-shell="cmd"] .desk-terminal-input-row {
  border-top-color: rgba(86,156,214,0.18);
  background: rgba(86,156,214,0.03);
}

.desk-terminal-input-row {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.desk-terminal-prompt-prefix {
  color: #818cf8;
  margin-right: 6px;
  flex-shrink: 0;
  white-space: nowrap;
}

.desk-terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  color: #e2e8f0;
  font: inherit;
  font-size: 13px;
  outline: none;
  min-width: 0;
}

.desk-terminal-input::placeholder { color: rgba(255,255,255,0.18); }

/* ── TXT-просмотрщик ── */
.desk-txt-content {
  padding: 24px;
  font-family: 'JetBrains Mono', 'Consolas', monospace;
  font-size: 13px;
  line-height: 1.7;
  color: var(--desk-text);
  white-space: pre-wrap;
  word-break: break-word;
}

.desk-txt-content h2 {
  font-family: 'Inter', sans-serif;
  font-size: 1.1em;
  font-weight: 700;
  margin: 1.2em 0 0.4em;
  color: var(--desk-accent);
}

.desk-txt-content h2:first-child { margin-top: 0; }
.desk-txt-content p { margin: 0 0 0.6em; }
.desk-txt-content a { color: var(--desk-accent); text-decoration: none; }
.desk-txt-content a:hover { text-decoration: underline; }

/* ═══════════════════════════════════════
   ПАНЕЛЬ ЗАДАЧ
═══════════════════════════════════════ */

@keyframes gradient-flow {
  0%   { background-position: 0%   0%; }
  100% { background-position: 200% 0%; }
}

.desk-taskbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--desk-taskbar-h);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: rgba(7, 9, 18, 0.8);
  backdrop-filter: blur(44px) saturate(2);
  -webkit-backdrop-filter: blur(44px) saturate(2);
  overflow: hidden;
}

/* Живая градиентная линия сверху — под палитру сайта */
.desk-taskbar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent         0%,
    rgba(99,102,241,0.9) 15%,
    rgba(139,92,246,0.9) 35%,
    rgba(221,74,255,0.7) 50%,
    rgba(139,92,246,0.9) 65%,
    rgba(99,102,241,0.9) 85%,
    transparent          100%
  );
  background-size: 200% 100%;
  animation: gradient-flow 5s linear infinite;
}

.desk-taskbar-left {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-width: 0;
}

/* Центральная «капсула» — island */
.desk-taskbar-center {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 16px;
  padding: 4px 6px;
}

.desk-taskbar-pinned {
  display: flex;
  align-items: center;
  gap: 2px;
}

.desk-taskbar-pinned-btn {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: 10px;
  color: var(--desk-text-muted);
  cursor: pointer;
  font-size: 16px;
  transition: background 0.15s, color 0.15s, transform 0.15s;
}

.desk-taskbar-pinned-btn:hover {
  background: rgba(255,255,255,0.09);
  color: var(--desk-text);
  transform: translateY(-1px);
}

.desk-taskbar-pinned-btn:active { transform: translateY(0); }

/* Цветные акценты для каждого приложения */
.desk-taskbar-pinned-btn[data-app="courses"]:hover    { color: #818cf8; background: rgba(129,140,248,0.12); }
.desk-taskbar-pinned-btn[data-app="tools"]:hover      { color: #a78bfa; background: rgba(139,92,246,0.12); }
.desk-taskbar-pinned-btn[data-app="library"]:hover    { color: #fbbf24; background: rgba(251,191,36,0.12); }
.desk-taskbar-pinned-btn[data-app="about"]:hover      { color: #34d399; background: rgba(16,185,129,0.12); }
.desk-taskbar-pinned-btn[data-app="settings"]:hover   { color: #fb7185; background: rgba(244,63,94,0.12); }
.desk-taskbar-pinned-btn[data-app="bash"]:hover       { color: #4ec9b0; background: rgba(78,201,176,0.12); }
.desk-taskbar-pinned-btn[data-app="powershell"]:hover { color: #818cf8; background: rgba(129,140,248,0.12); }

.desk-taskbar-pinned-btn[data-app="courses"].active    { color: #818cf8; background: rgba(129,140,248,0.16); }
.desk-taskbar-pinned-btn[data-app="tools"].active      { color: #a78bfa; background: rgba(139,92,246,0.16); }
.desk-taskbar-pinned-btn[data-app="library"].active    { color: #fbbf24; background: rgba(251,191,36,0.16); }
.desk-taskbar-pinned-btn[data-app="about"].active      { color: #34d399; background: rgba(16,185,129,0.16); }
.desk-taskbar-pinned-btn[data-app="settings"].active   { color: #fb7185; background: rgba(244,63,94,0.16); }
.desk-taskbar-pinned-btn[data-app="bash"].active       { color: #4ec9b0; background: rgba(78,201,176,0.16); }
.desk-taskbar-pinned-btn[data-app="powershell"].active { color: #818cf8; background: rgba(129,140,248,0.16); }

/* Точка под активной иконкой */
.desk-taskbar-pinned-btn.active::after {
  content: '';
  position: absolute;
  bottom: 3px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 6px currentColor;
}

.desk-taskbar-right {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  min-width: 0;
}

/* Кнопка Пуск */
.desk-start {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.22), rgba(139,92,246,0.22));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(99,102,241,0.32);
  border-radius: 11px;
  color: var(--desk-text);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.15s, box-shadow 0.2s;
}

.desk-start:hover {
  background: linear-gradient(135deg, rgba(99,102,241,0.38), rgba(139,92,246,0.35));
  border-color: rgba(99,102,241,0.55);
  transform: scale(1.06);
  box-shadow: 0 4px 18px rgba(99,102,241,0.28);
}

.desk-start:active { transform: scale(0.97); }

.desk-start-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
  display: block;
}

.desk-taskbar-apps {
  display: flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
}

.desk-taskbar-app-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 12px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--desk-text-muted);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}

.desk-taskbar-app-btn:hover {
  background: var(--desk-surface-hover);
  color: var(--desk-text);
}

.desk-taskbar-app-btn.active {
  background: rgba(0,212,255,0.14);
  color: var(--desk-accent);
}

.desk-taskbar-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 8px;
  color: var(--desk-text-muted);
  text-decoration: none;
  font-size: 13px;
  transition: background 0.15s, color 0.15s;
}

.desk-taskbar-link:hover {
  background: rgba(255,255,255,0.06);
  color: var(--desk-text);
}

.desk-clock {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 600;
  color: var(--desk-text);
  min-width: 48px;
  text-align: right;
  letter-spacing: 0.02em;
}

/* ═══════════════════════════════════════
   СТАРТОВОЕ МЕНЮ
═══════════════════════════════════════ */

@keyframes menu-open {
  from { opacity: 0; transform: translateX(-50%) translateY(10px) scale(0.96); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0)     scale(1);    }
}

.desk-start-menu {
  position: fixed;
  bottom: calc(var(--desk-taskbar-h) + 8px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 11;
  width: 270px;
  padding: 8px;
  background: rgba(10, 12, 24, 0.88);
  backdrop-filter: blur(var(--desk-glass-blur)) saturate(1.4);
  -webkit-backdrop-filter: blur(var(--desk-glass-blur)) saturate(1.4);
  border: 1px solid var(--desk-border-glass);
  border-radius: 16px;
  box-shadow: var(--desk-shadow-glass), 0 0 0 1px rgba(255,255,255,0.05) inset;
  overflow: hidden;
  animation: menu-open 0.18s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.desk-start-menu[hidden] { display: none !important; }

/* Цветная линия сверху меню */
.desk-start-menu::before {
  content: '';
  position: absolute;
  top: 0; left: 20%; right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.8), rgba(139,92,246,0.8), transparent);
}

.desk-start-menu-apps {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.desk-start-menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px;
  background: transparent;
  border: none;
  border-radius: 10px;
  color: var(--desk-text);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  text-align: left;
  width: 100%;
  text-decoration: none;
  transition: background 0.12s, transform 0.12s;
}

.desk-start-menu-item:hover {
  background: rgba(255,255,255,0.07);
  transform: translateX(2px);
}

/* Цветные иконки в меню */
.desk-start-menu-item i {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 9px;
  font-size: 14px;
  flex-shrink: 0;
  background: rgba(0,212,255,0.1);
  color: var(--desk-accent);
  transition: transform 0.12s;
}

.desk-start-menu-item:hover i { transform: scale(1.08); }

.desk-start-menu-item[data-app="courses"]    i { background: rgba(129,140,248,0.12); color: #818cf8; }
.desk-start-menu-item[data-app="tools"]      i { background: rgba(139,92,246,0.12);  color: #a78bfa; }
.desk-start-menu-item[data-app="library"]    i { background: rgba(251,191,36,0.12);  color: #fbbf24; }
.desk-start-menu-item[data-app="about"]      i { background: rgba(16,185,129,0.12);  color: #34d399; }
.desk-start-menu-item[data-app="settings"]   i { background: rgba(244,63,94,0.12);   color: #fb7185; }
.desk-start-menu-item[data-app="trash"]      i { background: rgba(244,63,94,0.08);   color: rgba(244,63,94,0.65); }
.desk-start-menu-item[data-app="bash"]       i { background: rgba(78,201,176,0.12);  color: #4ec9b0; }
.desk-start-menu-item[data-app="powershell"] i { background: rgba(129,140,248,0.12); color: #818cf8; }

.desk-start-menu-footer {
  padding: 4px 0 0;
  margin-top: 4px;
  border-top: 1px solid var(--desk-border);
}

.desk-start-menu-exit {
  color: var(--desk-text-muted);
  font-size: 13px;
}

.desk-start-menu-exit:hover { color: var(--desk-text); }

.desk-start-menu-exit i {
  background: rgba(255,255,255,0.05) !important;
  color: var(--desk-text-muted) !important;
}

/* ═══════════════════════════════════════
   СВЕТЛАЯ ТЕМА
═══════════════════════════════════════ */

.desk-os.light-theme {
  --desk-bg: #f0f0fa;
  --desk-text: #141520;
  --desk-text-muted: #5c6485;
  --desk-surface: #f6f6fc;
  --desk-surface-hover: #e8e8f4;
  --desk-border: rgba(0,0,0,0.07);
  --desk-border-glass: rgba(0,0,0,0.09);
  --desk-accent: #4338ca;
  --desk-accent-hover: #3730a3;
  --desk-glass-bg: rgba(255,255,255,0.78);
  --desk-shadow-glass: 0 8px 32px rgba(0,0,0,0.08);
}

.desk-os.light-theme .desk-wallpaper {
  background: #f0f0fa;
}

.desk-os.light-theme .desk-wallpaper-gradient::before {
  background:
    radial-gradient(ellipse 80% 60% at 0%   50%, rgba(99,102,241,0.12) 0%, transparent 55%),
    radial-gradient(ellipse 70% 55% at 100% 50%, rgba(79,70,229,0.1)   0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 50%  -5%, rgba(18,113,255,0.08)  0%, transparent 50%);
}

.desk-os.light-theme .desk-wallpaper-grid {
  background-image: radial-gradient(circle, rgba(0,0,0,0.07) 1px, transparent 1px);
}

.desk-os.light-theme .desk-icon-img {
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(99,102,241,0.04));
  border-color: rgba(99,102,241,0.25);
  color: var(--desk-accent);
  box-shadow: 0 4px 18px rgba(99,102,241,0.1);
}

.desk-os.light-theme .desk-icon-label {
  color: #141722;
  text-shadow: 0 1px 4px rgba(255,255,255,0.8), 0 2px 8px rgba(255,255,255,0.5);
}

.desk-os.light-theme .desk-calendar {
  background: rgba(255,255,255,0.88);
  border-color: rgba(0,0,0,0.08);
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

.desk-os.light-theme .desk-calendar::before {
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.55), rgba(139,92,246,0.45), transparent);
}

.desk-os.light-theme .desk-calendar-time {
  background: linear-gradient(135deg, #141520, rgba(99,102,241,0.9));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.desk-os.light-theme .desk-calendar-cell.today {
  background: linear-gradient(135deg, rgba(99,102,241,0.25), rgba(139,92,246,0.2));
  color: #3730a3;
}

.desk-os.light-theme .desk-calendar-cell.weekday {
  color: rgba(99,102,241,0.8);
}

.desk-os.light-theme .desk-taskbar {
  background: rgba(240,244,252,0.85);
  border-top: none;
}

.desk-os.light-theme .desk-taskbar::before {
  background: linear-gradient(
    90deg,
    transparent          0%,
    rgba(99,102,241,0.7) 15%,
    rgba(139,92,246,0.7) 35%,
    rgba(221,74,255,0.5) 50%,
    rgba(139,92,246,0.7) 65%,
    rgba(99,102,241,0.7) 85%,
    transparent          100%
  );
}

.desk-os.light-theme .desk-taskbar-center {
  background: rgba(0,0,0,0.04);
  border-color: rgba(0,0,0,0.08);
}

.desk-os.light-theme .desk-taskbar-pinned-btn { color: #5c6485; }
.desk-os.light-theme .desk-clock { color: #141722; }

.desk-os.light-theme .desk-start {
  background: linear-gradient(135deg, rgba(99,102,241,0.18), rgba(139,92,246,0.18));
  border-color: rgba(99,102,241,0.28);
}

.desk-os.light-theme .desk-start:hover {
  background: linear-gradient(135deg, rgba(99,102,241,0.3), rgba(139,92,246,0.3));
}

.desk-os.light-theme .desk-window.focused {
  border-color: rgba(99,102,241,0.35);
  box-shadow: var(--desk-shadow-glass), 0 0 0 1px rgba(0,0,0,0.03) inset, 0 0 40px -8px rgba(99,102,241,0.14);
}

.desk-os.light-theme .desk-window.focused .desk-window-titlebar {
  background: linear-gradient(180deg, rgba(99,102,241,0.08) 0%, rgba(0,0,0,0.03) 100%);
  border-bottom-color: rgba(99,102,241,0.14);
}

.desk-os.light-theme .desk-start-menu {
  background: rgba(245,245,255,0.94);
  border-color: rgba(0,0,0,0.08);
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.desk-os.light-theme .desk-start-menu::before {
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.6), rgba(139,92,246,0.5), transparent);
}

.desk-os.light-theme .desk-start-menu-item { color: #141520; }
.desk-os.light-theme .desk-start-menu-item:hover { background: rgba(0,0,0,0.04); }

/* Скроллбары — светлая тема */
.desk-os.light-theme ::-webkit-scrollbar-track { background: rgba(0,0,0,0.06); }
.desk-os.light-theme ::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,0.18);
  border: 2px solid transparent;
  background-clip: padding-box;
}
.desk-os.light-theme ::-webkit-scrollbar-thumb:hover {
  background: rgba(0,0,0,0.32);
  border: 2px solid transparent;
  background-clip: padding-box;
}
.desk-os.light-theme {
  scrollbar-color: rgba(0,0,0,0.25) rgba(0,0,0,0.07);
}

/* ── Адаптив ── */
@media (max-width: 640px) {
  .desk-icons { flex-direction: row; flex-wrap: wrap; max-width: none; gap: 12px; }
  .desk-icon-label { display: none; }
  .desk-window {
    min-width: 100%;
    max-width: 100%;
    left: 0 !important;
    top: 0 !important;
    right: 0 !important;
    bottom: auto !important;
    max-height: 70vh;
  }
  .desk-taskbar-link-text { display: none; }
  .desk-taskbar-center { gap: 1px; }
}