/**
 * PIX3L OS - Retro Operating System Styling
 * 16-Bit Desktop Environment
 */

/* ========================================
   BOOT SEQUENCE
   ======================================== */

.boot-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.boot-content {
    width: 90%;
    max-width: 700px;
}

.boot-logo {
    text-align: center;
    margin-bottom: 40px;
}

.boot-logo h1 {
    font-family: var(--font-pixel);
    font-size: 1.5rem;
    color: var(--accent);
    text-shadow: 0 0 20px rgba(233, 69, 96, 0.5);
    margin-bottom: 10px;
}

.boot-logo p {
    font-size: 1.2rem;
    color: var(--text-dim);
}

.boot-messages {
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 20px;
    min-height: 200px;
    margin-bottom: 30px;
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--accent-green);
}

.boot-messages .boot-line {
    margin-bottom: 4px;
    animation: boot-fade-in 0.3s ease;
}

.boot-messages .boot-line.error {
    color: var(--primary);
}

.boot-messages .boot-line.success {
    color: var(--accent-green);
}

.boot-messages .boot-line.info {
    color: var(--accent-blue);
}

@keyframes boot-fade-in {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.boot-loading {
    text-align: center;
}

.boot-bar-container {
    width: 100%;
    height: 24px;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 15px;
}

.boot-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent), var(--primary));
    transition: width 0.3s ease;
}

.boot-status {
    font-family: var(--font-pixel);
    font-size: 0.55rem;
    color: var(--text-secondary);
}

/* ========================================
   DESKTOP
   ======================================== */

.desktop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(135deg, #0d0d1a 0%, #1a1a2e 50%, #16213e 100%);
    display: none;
    z-index: 1;
}

.desktop.active {
    display: block;
}

/* Desktop Wallpaper Pattern */
.desktop::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(233, 69, 96, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(93, 139, 244, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

/* Desktop Icons */
.desktop-icons {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    z-index: 2;
}

.desktop-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 80px;
    padding: 10px;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 4px;
    transition: all 0.15s;
    user-select: none;
}

.desktop-icon:hover {
    background: rgba(93, 139, 244, 0.1);
    border-color: rgba(93, 139, 244, 0.3);
}

.desktop-icon.selected {
    background: rgba(93, 139, 244, 0.2);
    border-color: var(--accent-blue);
}

.icon-graphic {
    font-size: 2.5rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}

.icon-label {
    font-family: var(--font-pixel);
    font-size: 0.45rem;
    color: var(--text-primary);
    text-align: center;
    text-shadow: 0 1px 2px rgba(0,0,0,0.8);
    background: rgba(0,0,0,0.3);
    padding: 2px 6px;
    border-radius: 2px;
}

/* ========================================
   WINDOWS
   ======================================== */

.windows-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: calc(100% - 50px);
    pointer-events: none;
    z-index: 5;
}

.os-window {
    position: absolute;
    background: var(--bg-medium);
    border: 3px solid var(--border-color);
    border-radius: 4px;
    box-shadow: 
        0 8px 0 var(--bg-dark),
        0 0 30px rgba(0,0,0,0.5);
    pointer-events: all;
    display: flex;
    flex-direction: column;
    min-width: 300px;
    min-height: 200px;
    overflow: hidden;
    animation: window-open 0.2s ease;
}

@keyframes window-open {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

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

.os-window.active {
    border-color: var(--accent-blue);
    box-shadow: 
        0 8px 0 var(--bg-dark),
        0 0 30px rgba(93, 139, 244, 0.1);
    z-index: 100 !important;
}

.window-titlebar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--secondary);
    border-bottom: 2px solid var(--border-color);
    cursor: move;
    user-select: none;
}

.window-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-pixel);
    font-size: 0.55rem;
    color: var(--text-primary);
}

.window-icon {
    font-size: 1rem;
}

.window-controls {
    display: flex;
    gap: 6px;
}

.window-btn {
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-radius: 2px;
    background: var(--bg-dark);
    color: var(--text-secondary);
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    padding: 0;
}

.window-btn:hover {
    background: var(--primary);
    border-color: var(--primary-dark);
    color: var(--text-primary);
}

.window-btn.close:hover {
    background: var(--primary);
}

.window-content {
    flex: 1;
    padding: 15px;
    overflow: auto;
    position: relative;
}

.window-statusbar {
    display: flex;
    justify-content: space-between;
    padding: 5px 12px;
    background: var(--bg-dark);
    border-top: 2px solid var(--border-color);
    font-family: var(--font-pixel);
    font-size: 0.4rem;
    color: var(--text-dim);
}

/* ========================================
   TASKBAR
   ======================================== */

.taskbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50px;
    background: var(--bg-medium);
    border-top: 3px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 10px;
    z-index: 1000;
    box-shadow: 0 -4px 0 var(--bg-dark);
}

.start-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    background: var(--primary);
    border: 3px solid var(--primary-dark);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-pixel);
    font-size: 0.6rem;
    cursor: pointer;
    transition: all 0.15s;
    box-shadow: 0 3px 0 var(--primary-dark);
}

.start-btn:hover {
    background: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 5px 0 var(--primary-dark);
}

.start-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 0 var(--primary-dark);
}

.start-icon {
    color: var(--accent-yellow);
}

.taskbar-windows {
    flex: 1;
    display: flex;
    gap: 5px;
    overflow-x: auto;
    padding: 0 5px;
}

.taskbar-window-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-pixel);
    font-size: 0.45rem;
    cursor: pointer;
    transition: all 0.15s;
    max-width: 150px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.taskbar-window-btn:hover {
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.taskbar-window-btn.active {
    background: var(--secondary);
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.taskbar-window-btn.minimized {
    opacity: 0.6;
}

.system-tray {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 0 10px;
    border-left: 2px solid var(--border-color);
    height: 100%;
}

.tray-icon {
    font-size: 1.2rem;
    cursor: pointer;
    transition: transform 0.15s;
}

.tray-icon:hover {
    transform: scale(1.2);
}

.tray-time {
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    color: var(--text-secondary);
    min-width: 80px;
    text-align: right;
}

/* ========================================
   START MENU
   ======================================== */

.start-menu {
    position: fixed;
    bottom: 55px;
    left: 10px;
    width: 280px;
    background: var(--bg-medium);
    border: 3px solid var(--border-color);
    border-radius: 4px;
    box-shadow: 0 8px 0 var(--bg-dark), 0 0 30px rgba(0,0,0,0.5);
    z-index: 1001;
    display: none;
    overflow: hidden;
}

.start-menu.open {
    display: block;
    animation: menu-slide 0.2s ease;
}

@keyframes menu-slide {
    from { transform: translateY(10px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.start-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background: var(--secondary);
    border-bottom: 2px solid var(--border-color);
}

.start-user {
    font-family: var(--font-pixel);
    font-size: 0.6rem;
    color: var(--text-primary);
}

.start-ver {
    font-family: var(--font-pixel);
    font-size: 0.4rem;
    color: var(--text-dim);
}

.start-items {
    padding: 8px;
}

.start-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.15s;
    position: relative;
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    color: var(--text-secondary);
}

.start-item:hover {
    background: var(--secondary);
    color: var(--text-primary);
}

.start-item-icon {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.start-separator {
    height: 2px;
    background: var(--border-color);
    margin: 8px 0;
}

.start-item.danger:hover {
    background: rgba(233, 69, 96, 0.2);
    color: var(--primary);
}

.start-submenu-arrow {
    margin-left: auto;
    font-size: 0.5rem;
}

.start-submenu {
    display: none;
    position: absolute;
    left: 100%;
    top: 0;
    background: var(--bg-medium);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    min-width: 180px;
    box-shadow: 4px 4px 0 var(--bg-dark);
}

.start-item:hover .start-submenu {
    display: block;
}

/* ========================================
   CONTEXT MENU
   ======================================== */

.context-menu {
    position: fixed;
    background: var(--bg-medium);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    box-shadow: 4px 4px 0 var(--bg-dark);
    z-index: 1002;
    display: none;
    min-width: 180px;
    padding: 5px;
}

.context-menu.open {
    display: block;
}

.context-item {
    padding: 8px 12px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.15s;
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    color: var(--text-secondary);
}

.context-item:hover {
    background: var(--secondary);
    color: var(--text-primary);
}

.context-separator {
    height: 2px;
    background: var(--border-color);
    margin: 5px 0;
}

/* ========================================
   APP: FILE MANAGER
   ======================================== */

.file-manager {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.fm-toolbar {
    display: flex;
    gap: 8px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 10px;
}

.fm-btn {
    padding: 5px 10px;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-pixel);
    font-size: 0.45rem;
    cursor: pointer;
}

.fm-btn:hover {
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.fm-path {
    flex: 1;
    padding: 5px 10px;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.fm-content {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
    padding: 10px;
    overflow-y: auto;
}

.fm-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 10px;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 4px;
    transition: all 0.15s;
}

.fm-item:hover {
    background: rgba(93, 139, 244, 0.1);
    border-color: rgba(93, 139, 244, 0.3);
}

.fm-item-icon {
    font-size: 2rem;
}

.fm-item-name {
    font-family: var(--font-pixel);
    font-size: 0.4rem;
    color: var(--text-secondary);
    text-align: center;
    word-break: break-all;
}

/* ========================================
   APP: TEXT EDITOR
   ======================================== */

.text-editor {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.te-toolbar {
    display: flex;
    gap: 5px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 8px;
}

.te-btn {
    padding: 4px 8px;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-pixel);
    font-size: 0.4rem;
    cursor: pointer;
}

.te-btn:hover {
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.te-textarea {
    flex: 1;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 10px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1.1rem;
    resize: none;
    outline: none;
    line-height: 1.5;
}

.te-textarea:focus {
    border-color: var(--accent-blue);
}

/* ========================================
   APP: MUSIC PLAYER
   ======================================== */

.music-player {
    display: flex;
    flex-direction: column;
    height: 100%;
    gap: 15px;
}

.mp-display {
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 15px;
    text-align: center;
}

.mp-visualizer {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 3px;
    height: 60px;
    margin-bottom: 15px;
}

.mp-bar {
    width: 8px;
    background: linear-gradient(to top, var(--accent), var(--accent-blue));
    border-radius: 2px;
    transition: height 0.1s ease;
}

.mp-info {
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.mp-time {
    font-family: var(--font-pixel);
    font-size: 0.4rem;
    color: var(--text-dim);
}

.mp-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.mp-btn {
    width: 50px;
    height: 50px;
    background: var(--bg-dark);
    border: 3px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mp-btn:hover {
    border-color: var(--accent);
    color: var(--text-primary);
    transform: scale(1.1);
}

.mp-btn.play {
    background: var(--primary);
    border-color: var(--primary-dark);
    color: var(--text-primary);
}

.mp-playlist {
    flex: 1;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    overflow-y: auto;
}

.mp-track {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.15s;
    font-family: var(--font-pixel);
    font-size: 0.45rem;
    color: var(--text-secondary);
}

.mp-track:hover {
    background: var(--secondary);
    color: var(--text-primary);
}

.mp-track.active {
    background: var(--secondary);
    color: var(--accent);
}

.mp-track-num {
    color: var(--text-dim);
    min-width: 25px;
}

/* ========================================
   APP: TERMINAL
   ======================================== */

.terminal-app {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #000;
    font-family: var(--font-mono);
}

.terminal-output {
    flex: 1;
    padding: 10px;
    overflow-y: auto;
    color: var(--accent-green);
    font-size: 1rem;
    line-height: 1.5;
}

.terminal-line {
    margin-bottom: 2px;
    white-space: pre-wrap;
    word-break: break-all;
}

.terminal-line .prompt {
    color: var(--accent);
    margin-right: 8px;
}

.terminal-line .error {
    color: var(--primary);
}

.terminal-line .success {
    color: var(--accent-green);
}

.terminal-line .info {
    color: var(--accent-blue);
}

.terminal-input-line {
    display: flex;
    align-items: center;
    padding: 8px 10px;
    border-top: 2px solid var(--border-color);
    background: var(--bg-dark);
}

.terminal-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--accent-green);
    font-family: var(--font-mono);
    font-size: 1rem;
    outline: none;
    margin-left: 8px;
}

/* ========================================
   APP: ABOUT
   ======================================== */

.about-app {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 20px;
    text-align: center;
}

.about-logo {
    font-family: var(--font-pixel);
    font-size: 1.2rem;
    color: var(--accent);
    text-shadow: 0 0 15px rgba(233, 69, 96, 0.3);
}

.about-version {
    font-family: var(--font-pixel);
    font-size: 0.5rem;
    color: var(--text-dim);
}

.about-specs {
    width: 100%;
    max-width: 300px;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-pixel);
    font-size: 0.45rem;
    color: var(--text-secondary);
}

.spec-label {
    color: var(--text-dim);
}

.spec-value {
    color: var(--accent-blue);
}

/* ========================================
   APP: GAMES LAUNCHER
   ======================================== */

.games-launcher {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.game-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.game-item:hover {
    border-color: var(--accent);
    transform: translateX(5px);
}

.game-icon {
    font-size: 2.5rem;
}

.game-info {
    flex: 1;
}

.game-name {
    font-family: var(--font-pixel);
    font-size: 0.6rem;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.game-desc {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--text-dim);
}

.game-arrow {
    font-size: 1.2rem;
    color: var(--accent);
}

/* ========================================
   SHUTDOWN SCREEN
   ======================================== */

.shutdown-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    z-index: 10000;
    display: none;
    justify-content: center;
    align-items: center;
}

.shutdown-screen.active {
    display: flex;
}

.shutdown-content {
    text-align: center;
}

.shutdown-text {
    font-family: var(--font-pixel);
    font-size: 0.7rem;
    color: var(--text-primary);
    margin-bottom: 20px;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .desktop-icons {
        top: 10px;
        left: 10px;
        gap: 10px;
    }
    
    .desktop-icon {
        width: 60px;
        padding: 5px;
    }
    
    .icon-graphic {
        font-size: 1.8rem;
    }
    
    .icon-label {
        font-size: 0.35rem;
    }
    
    .os-window {
        min-width: 250px;
    }
    
    .start-menu {
        width: 250px;
    }
    
    .taskbar {
        height: 45px;
    }
    
    .start-btn {
        padding: 6px 10px;
        font-size: 0.5rem;
    }
    
    .tray-time {
        font-size: 0.4rem;
        min-width: 60px;
    }
}

@media (max-width: 480px) {
    .os-window {
        position: fixed !important;
        top: 5px !important;
        left: 5px !important;
        right: 5px !important;
        bottom: 50px !important;
        width: auto !important;
        height: auto !important;
        min-width: auto;
    }
    
    .desktop-icons {
        flex-direction: row;
        flex-wrap: wrap;
        width: calc(100% - 20px);
    }
}