/**
 * WebOS — Core Applications CSS
 * Shared styles for Calculator, Notes, Settings, Calendar, Terminal, File Manager, Text Editor, Image Viewer.
 */

/* ===== Calculator ===== */
.app-calculator {
  padding: 0;
  display: flex;
  flex-direction: column;
}

.calc-container {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.calc-display {
  padding: var(--space-md);
  text-align: right;
  background: rgba(0, 0, 0, 0.2);
}

.calc-expr {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  min-height: 1.2em;
}

.calc-value {
  font-size: 2em;
  font-weight: 600;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.calc-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  padding: 2px;
  flex: 1;
}

.calc-btn {
  border: none;
  background: var(--color-window-header);
  color: var(--color-text);
  font-size: 1.2em;
  cursor: pointer;
  border-radius: var(--border-radius-sm);
  transition: background var(--transition-fast);
  padding: 0;
  min-height: 48px;
}

.calc-btn:hover { background: rgba(255, 255, 255, 0.12); }

.calc-btn-op {
  background: rgba(74, 144, 217, 0.3);
  color: #64b5f6;
}

.calc-btn-op:hover { background: rgba(74, 144, 217, 0.5); }

.calc-btn-eq {
  background: var(--color-accent);
  color: #fff;
}

.calc-btn-eq:hover { background: #0e8b3c; }

.calc-btn-fn {
  background: rgba(255, 255, 255, 0.08);
  color: #e0e0e0;
}

.calc-btn-fn:hover { background: rgba(255, 255, 255, 0.18); }

/* ===== Notes ===== */
.app-notes {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0;
}

.notes-toolbar {
  display: flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  gap: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-window-header);
}

.notes-toolbar select,
.notes-toolbar button {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 4px 8px;
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.notes-toolbar button:hover { background: rgba(255, 255, 255, 0.15); }

.notes-toolbar .save-status {
  margin-left: auto;
  font-size: 12px;
  color: var(--color-text-muted);
}

.notes-textarea {
  flex: 1;
  width: 100%;
  border: none;
  background: transparent;
  color: var(--color-text);
  padding: var(--space-md);
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: var(--font-size-base);
  resize: none;
  outline: none;
  line-height: 1.6;
  box-sizing: border-box;
}

/* ===== Settings ===== */
.app-settings {
  padding: var(--space-md);
}

.settings-group {
  margin-bottom: var(--space-lg);
}

.settings-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
  display: block;
}

.settings-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.settings-row label {
  min-width: 120px;
  color: var(--color-text);
  font-size: var(--font-size-base);
}

.settings-row select,
.settings-row input[type="range"] {
  flex: 1;
  max-width: 300px;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.settings-row input[type="range"] {
  padding: 0;
  accent-color: var(--color-accent);
}

.settings-row input[type="color"] {
  width: 40px;
  height: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background: transparent;
  cursor: pointer;
  padding: 2px;
}

.wallpaper-options {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.wallpaper-option {
  width: 64px;
  height: 48px;
  border-radius: var(--border-radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.wallpaper-option:hover,
.wallpaper-option.active {
  border-color: var(--color-accent);
}

/* ===== Calendar ===== */
.app-calendar {
  padding: var(--space-md);
}

.cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.cal-header h3 {
  margin: 0;
  font-size: 1.1em;
  color: var(--color-text);
}

.cal-nav-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 4px 12px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: var(--font-size-sm);
}

.cal-nav-btn:hover { background: rgba(255, 255, 255, 0.15); }

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  text-align: center;
}

.cal-day-header {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  padding: var(--space-xs) 0;
  font-weight: 600;
}

.cal-day {
  padding: var(--space-sm) 0;
  border-radius: var(--border-radius-sm);
  cursor: default;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: background var(--transition-fast);
}

.cal-day:hover { background: rgba(255, 255, 255, 0.08); }

.cal-day.other-month { color: var(--color-text-muted); opacity: 0.4; }
.cal-day.today { background: var(--color-accent); color: #fff; font-weight: 600; }
.cal-day.selected { outline: 2px solid #64b5f6; }

/* ===== Terminal ===== */
.app-terminal {
  padding: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #0c0c0c;
  font-family: 'Consolas', 'Monaco', monospace;
}

.terminal-output {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-sm);
  color: #cccccc;
  font-size: 14px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
}

.terminal-output .cmd-line {
  color: #64b5f6;
}

.terminal-output .cmd-output {
  color: #cccccc;
}

.terminal-output .cmd-error {
  color: #e94560;
}

.terminal-input-row {
  display: flex;
  align-items: center;
  padding: var(--space-sm);
  border-top: 1px solid #333;
  background: #1a1a1a;
}

.terminal-prompt {
  color: #4caf50;
  margin-right: var(--space-xs);
  white-space: nowrap;
}

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  color: #cccccc;
  font-family: inherit;
  font-size: 14px;
  outline: none;
}

/* ===== File Manager ===== */
.app-file-manager {
  padding: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.fm-toolbar {
  display: flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  gap: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-window-header);
}

.fm-toolbar button {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 4px 10px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: var(--font-size-sm);
}

.fm-toolbar button:hover { background: rgba(255, 255, 255, 0.15); }

.fm-path {
  flex: 1;
  padding: 4px 8px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  font-family: monospace;
}

.fm-list {
  flex: 1;
  overflow-y: auto;
}

.fm-item {
  display: flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  gap: var(--space-sm);
  cursor: pointer;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background var(--transition-fast);
}

.fm-item:hover { background: rgba(255, 255, 255, 0.06); }

.fm-item-icon { font-size: 18px; flex-shrink: 0; }
.fm-item-name { flex: 1; font-size: var(--font-size-sm); color: var(--color-text); }
.fm-item-size { font-size: var(--font-size-xs); color: var(--color-text-muted); }
.fm-item-actions { display: flex; gap: var(--space-xs); }
.fm-item-actions button {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 12px;
  padding: 2px 4px;
}
.fm-item-actions button:hover { color: #e94560; }

/* ===== Text Editor ===== */
.app-text-editor {
  padding: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.te-toolbar {
  display: flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  gap: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-window-header);
}

.te-toolbar button {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 4px 10px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: var(--font-size-sm);
}

.te-toolbar button:hover { background: rgba(255, 255, 255, 0.15); }

.te-path {
  flex: 1;
  padding: 4px 8px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  font-family: monospace;
}

.te-save-status {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-left: auto;
}

.te-textarea {
  flex: 1;
  width: 100%;
  border: none;
  background: transparent;
  color: var(--color-text);
  padding: var(--space-md);
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 14px;
  resize: none;
  outline: none;
  line-height: 1.6;
  box-sizing: border-box;
}

/* ===== Image Viewer ===== */
.app-image-viewer {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0;
}

.iv-toolbar {
  display: flex;
  align-items: center;
  padding: var(--space-xs) var(--space-sm);
  gap: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-window-header);
}

.iv-toolbar input[type="text"] {
  flex: 1;
  padding: 4px 8px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
}

.iv-toolbar button {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 4px 10px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: var(--font-size-sm);
}

.iv-toolbar button:hover { background: rgba(255, 255, 255, 0.15); }

.iv-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: var(--space-md);
}

.iv-container img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* ===== Light Theme Overrides ===== */
[data-theme="light"] .calc-btn {
  background: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .calc-btn:hover { background: rgba(0, 0, 0, 0.12); }
[data-theme="light"] .calc-btn-op { background: rgba(74, 144, 217, 0.2); }
[data-theme="light"] .calc-btn-op:hover { background: rgba(74, 144, 217, 0.35); }
[data-theme="light"] .calc-btn-fn { background: rgba(0, 0, 0, 0.06); }
[data-theme="light"] .calc-btn-fn:hover { background: rgba(0, 0, 0, 0.12); }
[data-theme="light"] .app-terminal { background: #1e1e1e; }
[data-theme="light"] .terminal-input-row { background: #2d2d2d; }
[data-theme="light"] .fm-toolbar button,
[data-theme="light"] .te-toolbar button,
[data-theme="light"] .iv-toolbar button {
  background: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .fm-toolbar button:hover,
[data-theme="light"] .te-toolbar button:hover,
[data-theme="light"] .iv-toolbar button:hover {
  background: rgba(0, 0, 0, 0.12);
}
[data-theme="light"] .fm-item:hover { background: rgba(0, 0, 0, 0.05); }
[data-theme="light"] .notes-toolbar select,
[data-theme="light"] .notes-toolbar button {
  background: rgba(0, 0, 0, 0.06);
  color: #1a1a2e;
}
[data-theme="light"] .cal-day:hover { background: rgba(0, 0, 0, 0.06); }
[data-theme="light"] .fm-path,
[data-theme="light"] .te-path,
[data-theme="light"] .iv-toolbar input[type="text"] {
  background: rgba(0, 0, 0, 0.05);
}
[data-theme="light"] .fm-toolbar,
[data-theme="light"] .te-toolbar,
[data-theme="light"] .notes-toolbar,
[data-theme="light"] .iv-toolbar {
  background: var(--lt-color-window-header);
}

/* ======================================== */
/* ===== Game Styles ======================= */
/* ======================================== */

/* ===== Minesweeper ===== */
.app-minesweeper {
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  overflow: auto;
}

.minesweeper-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-sm);
}

.ms-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-sm);
  margin-bottom: var(--space-sm);
  background: var(--color-window-header);
  border-radius: var(--border-radius-sm);
  gap: var(--space-md);
}

.ms-counter {
  font-size: 1.1em;
  font-weight: 600;
  font-family: 'Consolas', monospace;
  min-width: 80px;
  color: var(--color-text);
}

.ms-face {
  font-size: 1.8em;
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  padding: 0 var(--space-xs);
  line-height: 1;
  transition: background var(--transition-fast);
}

.ms-face:hover { background: rgba(255, 255, 255, 0.1); }

.ms-grid {
  display: grid;
  grid-template-columns: repeat(10, 36px);
  grid-template-rows: repeat(10, 36px);
  gap: 1px;
  background: var(--color-border);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-sm);
}

.ms-cell {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  background: #3a3a5c;
  border: 1px solid #4a4a6c;
  user-select: none;
  transition: background 0.1s;
}

.ms-cell:hover { background: #4a4a7c; }

.ms-cell.ms-revealed {
  background: #2a2a3e;
  border: 1px solid #2a2a3e;
  cursor: default;
}

.ms-cell.ms-mine {
  background: #c0392b !important;
}

.ms-cell.ms-flagged {
  background: #4a3a5c;
}

/* ===== Tic-Tac-Toe ===== */
.app-tictactoe {
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}

.ttt-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-lg);
  gap: var(--space-md);
  width: 100%;
}

.ttt-status {
  font-size: 1.3em;
  font-weight: 600;
  color: var(--color-text);
  min-height: 1.6em;
}

.ttt-board {
  display: grid;
  grid-template-columns: repeat(3, 100px);
  grid-template-rows: repeat(3, 100px);
  gap: 4px;
  background: var(--color-border);
  border-radius: var(--border-radius-md);
}

.ttt-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5em;
  font-weight: 700;
  cursor: pointer;
  background: var(--color-bg);
  transition: background var(--transition-fast), color var(--transition-fast);
  user-select: none;
}

.ttt-cell:hover { background: rgba(255, 255, 255, 0.06); }

.ttt-x { color: #64b5f6; }
.ttt-o { color: #e94560; }

.ttt-cell.ttt-win {
  background: rgba(76, 175, 80, 0.3);
  outline: 2px solid #4caf50;
}

.ttt-btn {
  background: var(--color-accent);
  color: #fff;
  border: none;
  padding: var(--space-xs) var(--space-lg);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.ttt-btn:hover { background: #0e8b3c; }

.ttt-score {
  display: flex;
  gap: var(--space-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ===== 2048 ===== */
.app-2048 {
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  overflow: auto;
}

.g2048-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-md);
  gap: var(--space-sm);
}

.g2048-header {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 340px;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.g2048-title {
  margin: 0;
  font-size: 2em;
  color: var(--color-text);
}

.g2048-scores {
  display: flex;
  gap: var(--space-xs);
  margin-left: auto;
}

.g2048-score-box {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius-sm);
  padding: var(--space-xs) var(--space-sm);
  text-align: center;
  min-width: 50px;
}

.g2048-score-label {
  font-size: 10px;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.g2048-score-value {
  font-size: 1.2em;
  font-weight: 700;
  color: var(--color-text);
}

.g2048-btn {
  background: var(--color-accent);
  color: #fff;
  border: none;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.g2048-btn:hover { background: #0e8b3c; }

.g2048-grid {
  display: grid;
  grid-template-columns: repeat(4, 75px);
  grid-template-rows: repeat(4, 75px);
  gap: 8px;
  background: #bbada0;
  border-radius: var(--border-radius-md);
  padding: 8px;
}

.g2048-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5em;
  font-weight: 700;
  border-radius: 4px;
  user-select: none;
}

.g2048-status {
  font-size: var(--font-size-base);
  color: var(--color-text);
  text-align: center;
  min-height: 1.4em;
  margin-top: var(--space-xs);
}

/* ===== Game Light Theme ===== */
[data-theme="light"] .ms-cell {
  background: #d0d0d0;
  border: 1px solid #bbb;
}
[data-theme="light"] .ms-cell:hover { background: #e0e0e0; }
[data-theme="light"] .ms-cell.ms-revealed {
  background: #e8e8e8;
  border: 1px solid #e8e8e8;
}
[data-theme="light"] .ms-cell.ms-flagged { background: #d8c8d8; }
[data-theme="light"] .ms-face {
  background: #f0f0f0;
}
[data-theme="light"] .ms-face:hover { background: #e0e0e0; }
[data-theme="light"] .ms-top-bar { background: var(--lt-color-window-header); }
[data-theme="light"] .ttt-cell { background: #f5f5f5; }
[data-theme="light"] .ttt-cell:hover { background: #e8e8e8; }
[data-theme="light"] .ttt-cell.ttt-win { background: rgba(76, 175, 80, 0.2); }
[data-theme="light"] .g2048-score-box { background: rgba(0, 0, 0, 0.06); }
[data-theme="light"] .g2048-grid { background: #bbada0; }