/* Core Stylesheet for Aether Linux (Retro-Modern OS Simulation) */

:root {
    /* Font Families */
    --font-mono: 'Space Mono', 'Fira Code', 'Share Tech Mono', 'Courier New', monospace;
    
    /* Animation Speeds */
    --anim-fast: 0.15s;
    --anim-med: 0.3s;
    --anim-slow: 0.5s;

    /* Window Properties */
    --win-blur: 12px;
    --win-border-radius: 6px;
    
    /* Z-Indices */
    --z-background: 1;
    --z-desktop-grid: 10;
    --z-window-base: 100;
    --z-window-active: 500;
    --z-top-panel: 1000;
    --z-dock: 1000;
    --z-dropdown: 1100;
    --z-screen-layer: 2000;
    --z-crt-overlay: 10000;
}

/* --- THEME SYSTEM CODES --- */

/* 1. Arch Slate (Default Retro-Modern Dark Slate/Cyan) */
.theme-arch-slate {
    --bg-main: #0b0f17;
    --bg-darker: #05070a;
    --bg-panel: rgba(13, 19, 29, 0.75);
    --bg-window: rgba(20, 29, 43, 0.7);
    --bg-window-hdr: rgba(30, 41, 59, 0.85);
    --border-color: rgba(56, 189, 248, 0.3);
    --border-active: rgba(56, 189, 248, 0.85);
    --text-color: #e2e8f0;
    --text-dim: #94a3b8;
    --accent-color: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.4);
    --accent-dark: #0369a1;
    --success: #34d399;
    --warning: #fbbf24;
    --danger: #f87171;
    --crt-opacity: 0.08;
    --desktop-bg: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
}

/* 2. Amber CRT (Warm Amber Monochrome Phosphor) */
.theme-amber-crt {
    --bg-main: #0c0800;
    --bg-darker: #040200;
    --bg-panel: rgba(18, 12, 0, 0.8);
    --bg-window: rgba(24, 16, 0, 0.75);
    --bg-window-hdr: rgba(40, 26, 0, 0.9);
    --border-color: rgba(255, 176, 0, 0.35);
    --border-active: rgba(255, 176, 0, 0.9);
    --text-color: #ffb000;
    --text-dim: rgba(255, 176, 0, 0.6);
    --accent-color: #ffb000;
    --accent-glow: rgba(255, 176, 0, 0.5);
    --accent-dark: #b37b00;
    --success: #ffb000;
    --warning: #ffa000;
    --danger: #ff5500;
    --crt-opacity: 0.15;
    --desktop-bg: #0c0800;
    --font-weight-override: 600;
}

/* 3. Green Matrix (Hacker Green Phosphor Terminal) */
.theme-green-matrix {
    --bg-main: #000c02;
    --bg-darker: #000400;
    --bg-panel: rgba(0, 18, 4, 0.85);
    --bg-window: rgba(0, 24, 6, 0.75);
    --bg-window-hdr: rgba(0, 40, 10, 0.9);
    --border-color: rgba(51, 255, 51, 0.35);
    --border-active: rgba(51, 255, 51, 0.95);
    --text-color: #33ff33;
    --text-dim: rgba(51, 255, 51, 0.6);
    --accent-color: #33ff33;
    --accent-glow: rgba(51, 255, 51, 0.5);
    --accent-dark: #008800;
    --success: #33ff33;
    --warning: #adff2f;
    --danger: #ff3333;
    --crt-opacity: 0.15;
    --desktop-bg: #000c02;
}

/* 4. Cyberpunk Neon (Hot Pink, Deep Purple & Cyan) */
.theme-cyberpunk {
    --bg-main: #14051a;
    --bg-darker: #07010a;
    --bg-panel: rgba(29, 6, 38, 0.8);
    --bg-window: rgba(36, 10, 48, 0.7);
    --bg-window-hdr: rgba(62, 14, 82, 0.9);
    --border-color: rgba(255, 0, 127, 0.4);
    --border-active: rgba(0, 242, 254, 0.9);
    --text-color: #00f2fe;
    --text-dim: #f35588;
    --accent-color: #ff007f;
    --accent-glow: rgba(255, 0, 127, 0.6);
    --accent-dark: #9d004f;
    --success: #00ffcc;
    --warning: #fffb00;
    --danger: #ff0055;
    --crt-opacity: 0.1;
    --desktop-bg: linear-gradient(135deg, #14051a 0%, #03001e 50%, #7303c0 100%);
}

/* 5. Commodore Blue (Deep Blue and Light Grey) */
.theme-commodore {
    --bg-main: #3b528f;
    --bg-darker: #202b52;
    --bg-panel: rgba(65, 87, 148, 0.9);
    --bg-window: rgba(59, 82, 143, 0.85);
    --bg-window-hdr: rgba(98, 122, 194, 0.95);
    --border-color: rgba(255, 255, 255, 0.3);
    --border-active: #ffffff;
    --text-color: #e1e7f5;
    --text-dim: #a6b7d6;
    --accent-color: #a3b8cc;
    --accent-glow: rgba(163, 184, 204, 0.4);
    --accent-dark: #4d5c7a;
    --success: #88ff88;
    --warning: #ffff88;
    --danger: #ff8888;
    --crt-opacity: 0.05;
    --desktop-bg: #2a3866;
}

/* --- GENERAL RESET & LAYOUT --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    user-select: none;
    -webkit-user-drag: none;
}

body, html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-darker);
    color: var(--text-color);
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.4;
}

body.theme-amber-crt, body.theme-amber-crt * {
    font-weight: var(--font-weight-override, 400);
}

a {
    color: var(--accent-color);
    text-decoration: none;
}
a:hover {
    text-shadow: 0 0 8px var(--accent-glow);
}

input, button, select, textarea {
    font-family: var(--font-mono);
    font-size: 13px;
    background: transparent;
    color: var(--text-color);
    border: 1px solid var(--border-color);
    outline: none;
    border-radius: 3px;
}

/* --- CRT & SCREEN GLITCH EFFECTS --- */
#crt-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: var(--z-crt-overlay);
    pointer-events: none;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    background-size: 100% 4px, 6px 100%;
    opacity: var(--crt-opacity);
}

/* Vignette shadow simulation */
#crt-curvature {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: var(--z-crt-overlay);
    pointer-events: none;
    box-shadow: inset 0 0 100px rgba(0,0,0,0.85);
}

/* Flickering background screen */
@keyframes crt-flicker-anim {
    0% { opacity: 0.985; }
    50% { opacity: 1.0; }
    100% { opacity: 0.992; }
}
.crt-flicker {
    animation: crt-flicker-anim 0.15s infinite;
}

/* Glitch overlay effects on screen load/errors */
#crt-glitch-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: calc(var(--z-crt-overlay) - 1);
    pointer-events: none;
    background-color: transparent;
    opacity: 0;
}
.glitch-flash {
    animation: glitch-flash-anim 0.4s ease-out;
}
@keyframes glitch-flash-anim {
    0% { background-color: rgba(255, 255, 255, 0.15); opacity: 1; }
    20% { background-color: rgba(255, 0, 0, 0.1); opacity: 0.8; }
    40% { background-color: rgba(0, 0, 255, 0.1); opacity: 0.5; }
    70% { background-color: rgba(255, 255, 255, 0.05); opacity: 0.2; }
    100% { background-color: transparent; opacity: 0; }
}

/* --- SYSTEM CONTAINERS --- */
.screen-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-screen-layer);
    overflow: hidden;
}
.hidden {
    display: none !important;
}

/* --- 1. BOOT LOADER SCREEN --- */
#boot-screen {
    background-color: #000000;
    padding: 30px;
    z-index: calc(var(--z-screen-layer) + 100);
}
.boot-subscreen {
    width: 100%;
    height: 100%;
    overflow-y: auto;
}
.bios-header {
    display: flex;
    align-items: center;
    gap: 15px;
    color: #ffffff;
    font-size: 20px;
    font-family: var(--font-mono);
    font-weight: bold;
}
.bios-logo {
    font-size: 32px;
    color: #ff0055;
    text-shadow: 0 0 10px rgba(255,0,85,0.7);
}
.bios-divider {
    border: 0;
    border-top: 2px solid #ffffff;
    margin: 15px 0;
}
.bios-details {
    color: #aaaaaa;
    line-height: 1.8;
}
.blink {
    animation: blink-anim 1s step-end infinite;
}
@keyframes blink-anim {
    from, to { opacity: 1; }
    50% { opacity: 0; }
}

/* GRUB CSS */
.grub-header {
    margin-bottom: 25px;
}
.grub-box {
    border: 2px solid #aaaaaa;
    padding: 20px;
    margin-bottom: 25px;
    background-color: #0a0a0a;
}
.grub-instruction {
    margin-bottom: 20px;
    color: #cccccc;
}
.grub-list {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.grub-item {
    padding: 8px 15px;
    color: #ffffff;
    cursor: pointer;
}
.grub-item.active {
    background-color: #aaaaaa;
    color: #000000;
    font-weight: bold;
}
.grub-footer {
    color: #888888;
}

/* Boot log output */
.monospace-log {
    white-space: pre-wrap;
    font-family: var(--font-mono);
    color: #00ff00;
    font-size: 12px;
    line-height: 1.3;
}
.boot-log-ok {
    color: #00ff00;
    font-weight: bold;
}
.boot-log-info {
    color: #00ffff;
}
.boot-log-warn {
    color: #ffff00;
}
.boot-log-fail {
    color: #ff0000;
    font-weight: bold;
}

/* --- 2. DISPLAY MANAGER (LOGIN SCREEN) --- */
#login-screen {
    background-color: var(--bg-darker);
    background-image: var(--desktop-bg);
    display: flex;
    justify-content: center;
    align-items: center;
}
.login-wrapper {
    background: var(--bg-window);
    backdrop-filter: blur(var(--win-blur));
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0,0,0,0.5), 0 0 20px var(--accent-glow);
    border-radius: 8px;
    width: 440px;
    padding: 30px;
    text-align: center;
    transition: box-shadow var(--anim-med);
}
.login-wrapper:hover {
    box-shadow: 0 10px 40px rgba(0,0,0,0.6), 0 0 30px var(--border-active);
}
.login-header {
    margin-bottom: 25px;
}
.logo-icon {
    font-size: 32px;
    display: inline-block;
    animation: rotate-icon 12s linear infinite;
}
@keyframes rotate-icon {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.logo-text {
    font-family: var(--font-mono);
    font-size: 26px;
    font-weight: 700;
    color: var(--text-color);
    letter-spacing: 1px;
}
.logo-text span {
    color: var(--accent-color);
}
.logo-subtext {
    font-size: 11px;
    color: var(--text-dim);
    margin-top: 4px;
}

.login-card h2 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--accent-color);
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 8px;
}

.form-group {
    margin-bottom: 15px;
    text-align: left;
}
.form-group label {
    display: block;
    font-size: 11px;
    color: var(--text-dim);
    margin-bottom: 5px;
}
.form-group input {
    width: 100%;
    padding: 10px;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    transition: border-color var(--anim-fast), box-shadow var(--anim-fast);
}
.form-group input:focus {
    border-color: var(--border-active);
    box-shadow: 0 0 8px var(--accent-glow);
}
.help-block {
    display: block;
    font-size: 9px;
    color: var(--text-dim);
    margin-top: 3px;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

/* BUTTONS */
.btn {
    padding: 8px 16px;
    font-weight: bold;
    cursor: pointer;
    border-radius: 3px;
    transition: background var(--anim-fast), color var(--anim-fast), box-shadow var(--anim-fast);
}
.btn-primary {
    background: var(--accent-color);
    color: var(--bg-darker);
    border-color: var(--accent-color);
}
.btn-primary:hover {
    background: var(--text-color);
    box-shadow: 0 0 10px var(--accent-glow);
}
.btn-success {
    background: var(--success);
    color: var(--bg-darker);
    border-color: var(--success);
}
.btn-success:hover {
    box-shadow: 0 0 10px rgba(52, 211, 153, 0.5);
    background: #ffffff;
}
.btn-warning {
    background: var(--warning);
    color: var(--bg-darker);
    border-color: var(--warning);
}
.btn-warning:hover {
    box-shadow: 0 0 10px rgba(251, 191, 36, 0.5);
    background: #ffffff;
}
.btn-link {
    border: 0;
    text-decoration: underline;
    cursor: pointer;
    font-size: 11px;
    color: var(--accent-color);
    padding: 5px;
}
.btn-link:hover {
    color: var(--text-color);
    text-shadow: 0 0 8px var(--accent-glow);
}

.login-divider {
    display: flex;
    align-items: center;
    margin: 20px 0;
    color: var(--text-dim);
    font-size: 10px;
}
.login-divider::before, .login-divider::after {
    content: "";
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}
.login-divider span {
    padding: 0 10px;
}

.login-guest-option {
    margin-top: 10px;
}
.guest-warning {
    font-size: 10px;
    color: var(--danger);
    margin-top: 8px;
    line-height: 1.3;
}
.login-error {
    background: rgba(248, 113, 113, 0.15);
    border: 1px solid var(--danger);
    color: var(--danger);
    padding: 8px;
    border-radius: 3px;
    margin-top: 15px;
    font-size: 11px;
}

.login-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-dim);
    border-top: 1px solid var(--border-color);
    background: var(--bg-panel);
}

/* --- 3. DESKTOP ENVIRONMENT SCREEN --- */
#desktop-screen {
    background-color: var(--bg-main);
    background-image: var(--desktop-bg);
    display: flex;
    flex-direction: column;
}

/* TOP PANEL */
#top-panel {
    height: 28px;
    background: var(--bg-panel);
    backdrop-filter: blur(var(--win-blur));
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-top-panel);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.panel-left, .panel-right {
    display: flex;
    align-items: center;
    height: 100%;
}

.panel-center {
    font-weight: bold;
    color: var(--accent-color);
    text-shadow: 0 0 5px var(--accent-glow);
    font-size: 12px;
}

.panel-item {
    height: 100%;
    display: flex;
    align-items: center;
    padding: 0 10px;
    cursor: pointer;
    color: var(--text-color);
    transition: background var(--anim-fast), color var(--anim-fast);
}
.panel-item:hover {
    background: rgba(255,255,255,0.06);
    color: var(--accent-color);
}

.panel-icon {
    font-size: 14px;
    margin-right: 5px;
}
.menu-label {
    font-weight: 600;
}

.panel-separator {
    width: 1px;
    height: 60%;
    background-color: var(--border-color);
    margin: 0 5px;
}

/* Workspaces */
.workspace-btn {
    display: inline-block;
    padding: 2px 8px;
    margin: 0 2px;
    border: 1px solid var(--border-color);
    border-radius: 2px;
    font-size: 10px;
    font-weight: bold;
}
.workspace-btn.active {
    background-color: var(--accent-color);
    color: var(--bg-darker);
    border-color: var(--accent-color);
    box-shadow: 0 0 5px var(--accent-glow);
}

/* DROPDOWN SYSTEM */
.dropdown {
    position: relative;
}
.dropdown-content {
    display: none;
    position: absolute;
    top: 28px;
    background: var(--bg-panel);
    backdrop-filter: blur(var(--win-blur));
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 25px rgba(0,0,0,0.6), 0 0 10px var(--accent-glow);
    min-width: 200px;
    border-radius: 0 0 5px 5px;
    z-index: var(--z-dropdown);
    overflow: hidden;
}
.dropdown-content.show {
    display: block;
}

/* Left edge alignment or right edge alignment */
.panel-left .dropdown-content {
    left: 0;
}
.panel-right .dropdown-content {
    right: 0;
}

/* Menu Items inside dropdowns */
.dropdown-content hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 5px 0;
}
.menu-section {
    padding: 8px 15px 4px 15px;
    font-size: 9px;
    color: var(--text-dim);
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 0.5px;
}
.menu-item {
    display: flex;
    align-items: center;
    padding: 8px 15px;
    color: var(--text-color);
    transition: background var(--anim-fast), color var(--anim-fast);
}
.menu-item:hover {
    background: var(--accent-color);
    color: var(--bg-darker);
    font-weight: bold;
}
.app-icon {
    margin-right: 10px;
    font-size: 14px;
}

/* User dropdown details */
.user-info-header {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    background: rgba(0,0,0,0.2);
}
.user-info-header .avatar {
    font-size: 24px;
    margin-right: 12px;
}
.user-info-header .user-details p {
    font-weight: bold;
    color: var(--accent-color);
}
.user-info-header .user-details .badge {
    font-size: 9px;
    background: var(--accent-dark);
    padding: 1px 4px;
    border-radius: 2px;
    color: #ffffff;
}

/* System meters in top panel */
.system-meters {
    display: flex;
    gap: 15px;
    font-size: 11px;
    cursor: default !important;
}
.system-meters:hover {
    background: transparent !important;
    color: inherit !important;
}
.meter-group {
    display: flex;
    align-items: center;
    gap: 5px;
}
.meter-label {
    color: var(--text-dim);
}
.meter-bar-container {
    width: 60px;
    height: 8px;
    background: rgba(0,0,0,0.4);
    border: 1px solid var(--border-color);
    border-radius: 1px;
    overflow: hidden;
}
.meter-bar {
    height: 100%;
    background-color: var(--accent-color);
    box-shadow: 0 0 5px var(--accent-glow);
    transition: width 0.5s ease;
}
.meter-val {
    width: 32px;
    text-align: right;
    font-weight: bold;
}

/* Calendar Clock Dropdown */
.clock-calendar {
    min-width: 250px;
    padding: 15px;
}
.calendar-header {
    text-align: center;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--accent-color);
}
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    text-align: center;
}
.day-name {
    font-weight: bold;
    color: var(--text-dim);
    font-size: 10px;
}
.cal-day {
    padding: 4px;
    border-radius: 2px;
    cursor: pointer;
}
.cal-day:hover {
    background: rgba(255,255,255,0.1);
}
.cal-day.today {
    background: var(--accent-color);
    color: var(--bg-darker);
    font-weight: bold;
    box-shadow: 0 0 5px var(--accent-glow);
}
.cal-day.empty {
    visibility: hidden;
}

/* DESKTOP WORKSPACE AREA */
#desktop-area {
    flex: 1;
    position: relative;
    overflow: hidden;
    padding: 20px;
}

/* Desktop Icon Grid */
#desktop-grid {
    position: absolute;
    top: 20px;
    left: 20px;
    bottom: 20px;
    right: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(75px, 1fr));
    grid-template-rows: repeat(auto-fill, minmax(85px, 1fr));
    grid-auto-flow: column;
    gap: 15px;
    pointer-events: none;
    z-index: var(--z-desktop-grid);
}

.desktop-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    cursor: pointer;
    border: 1px solid transparent;
    padding: 8px 4px;
    border-radius: 4px;
    pointer-events: auto;
    transition: background var(--anim-fast), border-color var(--anim-fast);
}
.desktop-icon:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
}
.desktop-icon.selected {
    background: rgba(56, 189, 248, 0.2) !important;
    border-color: var(--border-active) !important;
    box-shadow: 0 0 8px var(--accent-glow);
}
.icon-graphic {
    font-size: 28px;
    margin-bottom: 6px;
    filter: drop-shadow(0 2px 5px rgba(0,0,0,0.5));
    transition: transform var(--anim-fast);
}
.icon-graphic img {
    width: 28px;
    height: 28px;
    object-fit: contain;
    display: block;
}
.desktop-icon:hover .icon-graphic {
    transform: scale(1.1);
}
.icon-label {
    color: var(--text-color);
    font-size: 11px;
    font-weight: 500;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.9);
    word-break: break-all;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* FLOATING WINDOWS */
#window-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.window {
    position: absolute;
    width: 600px;
    height: 400px;
    background: var(--bg-window);
    backdrop-filter: blur(var(--win-blur));
    border: 1px solid var(--border-color);
    border-radius: var(--win-border-radius);
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    z-index: var(--z-window-base);
    pointer-events: auto;
    overflow: hidden;
    transition: opacity var(--anim-fast) ease-out, transform var(--anim-fast) ease-out, box-shadow var(--anim-fast);
}
.window.active {
    z-index: var(--z-window-active);
    border-color: var(--border-active);
    box-shadow: 0 10px 40px rgba(0,0,0,0.6), 0 0 12px var(--accent-glow);
}
.window.minimized {
    opacity: 0;
    transform: scale(0.8) translateY(100px);
    pointer-events: none;
}
.window.maximized {
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    border-radius: 0;
}

/* Title bar */
.window-header {
    height: 32px;
    background: var(--bg-window-hdr);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 10px;
    cursor: move;
}
.window.active .window-header {
    border-bottom-color: var(--border-active);
}
.window-title-group {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: bold;
    color: var(--text-color);
}
.window.active .window-title-group {
    color: var(--accent-color);
    text-shadow: 0 0 5px var(--accent-glow);
}
.window-title-icon {
    font-size: 14px;
}
.window-title {
    font-size: 12px;
}

/* Controls */
.window-controls {
    display: flex;
    gap: 6px;
}
.win-btn {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: #000;
    font-weight: bold;
    opacity: 0.75;
    transition: opacity var(--anim-fast), transform var(--anim-fast);
}
.win-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}
.win-btn-close {
    background-color: var(--danger);
}
.win-btn-max {
    background-color: var(--warning);
}
.win-btn-min {
    background-color: var(--success);
}

/* Window Content */
.window-content {
    flex: 1;
    overflow: auto;
    position: relative;
    background: transparent;
    display: flex;
    flex-direction: column;
}

/* Resizer handlers */
.window-resizer {
    position: absolute;
    width: 8px;
    height: 8px;
    bottom: 0;
    right: 0;
    cursor: nwse-resize;
    background: linear-gradient(135deg, transparent 4px, var(--border-color) 4px);
    z-index: 10;
}
.window.active .window-resizer {
    background: linear-gradient(135deg, transparent 4px, var(--border-active) 4px);
}

/* --- DOCK / TASKBAR --- */
#dock-launcher {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-dock);
    pointer-events: auto;
}
.dock-inner {
    background: var(--bg-panel);
    backdrop-filter: blur(var(--win-blur));
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: 30px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.6), 0 0 10px var(--accent-glow);
    transition: border-color var(--anim-med);
}
.dock-inner:hover {
    border-color: var(--border-active);
}
.dock-item {
    width: 42px;
    height: 42px;
    border: 0;
    background: rgba(255,255,255,0.03);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    position: relative;
    transition: transform var(--anim-fast), background var(--anim-fast), box-shadow var(--anim-fast);
}
.dock-item:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.1);
    box-shadow: 0 0 10px var(--accent-glow);
}
.dock-icon {
    font-size: 22px;
}
.dock-indicator {
    position: absolute;
    bottom: 3px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: transparent;
    transition: background-color var(--anim-fast), box-shadow var(--anim-fast);
}
.dock-item.running .dock-indicator {
    background-color: var(--accent-color);
    box-shadow: 0 0 5px var(--accent-glow);
}
.dock-separator {
    width: 1px;
    height: 30px;
    background-color: var(--border-color);
}

/* --- SYSTEM APPLICATION STYLING --- */

/* 1. TERMINAL APP */
.terminal-container {
    flex: 1;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    flex-direction: column;
    padding: 10px;
    overflow: hidden;
}
.terminal-output {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 5px;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.35;
    color: var(--text-color);
    white-space: pre-wrap;
    word-break: break-all;
}
.terminal-output::-webkit-scrollbar {
    width: 6px;
}
.terminal-output::-webkit-scrollbar-thumb {
    background: var(--border-color);
}
.terminal-input-line {
    display: flex;
    align-items: center;
}
.terminal-prompt {
    font-weight: bold;
    color: var(--accent-color);
    margin-right: 8px;
    white-space: nowrap;
}
.terminal-input {
    flex: 1;
    border: 0;
    background: transparent;
    color: var(--text-color);
    font-family: var(--font-mono);
    font-size: 12px;
    outline: none;
}
.terminal-neofetch {
    display: flex;
    gap: 20px;
    margin: 10px 0;
}
.neofetch-logo {
    color: var(--accent-color);
    text-shadow: 0 0 8px var(--accent-glow);
    font-weight: bold;
    line-height: 1.1;
    white-space: pre;
}
.neofetch-info {
    display: flex;
    flex-direction: column;
}
.neofetch-row {
    margin-bottom: 2px;
}
.neofetch-lbl {
    color: var(--accent-color);
    font-weight: bold;
}

/* Nano interactive terminal text editor */
.nano-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
    display: flex;
    flex-direction: column;
    z-index: 100;
}
.nano-header {
    background: #ffffff;
    color: #000000;
    font-weight: bold;
    padding: 2px 10px;
    font-size: 11px;
}
.nano-body {
    flex: 1;
    border: 0;
    background: transparent;
    color: #ffffff;
    padding: 10px;
    font-family: var(--font-mono);
    font-size: 12px;
    resize: none;
    outline: none;
}
.nano-footer {
    background: rgba(255,255,255,0.1);
    padding: 4px 10px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    font-size: 10px;
    border-top: 1px solid #333;
}
.nano-cmd {
    color: #00ff00;
    font-weight: bold;
}

/* 2. FILE MANAGER APP */
.fm-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}
.fm-toolbar {
    height: 36px;
    background: rgba(0,0,0,0.2);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 8px;
}
.fm-btn {
    padding: 4px 8px;
    font-size: 11px;
    background: rgba(255,255,255,0.03);
    cursor: pointer;
}
.fm-btn:hover {
    background: var(--accent-color);
    color: var(--bg-darker);
    border-color: var(--accent-color);
}
.fm-path-input {
    flex: 1;
    padding: 4px 8px;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}
.fm-path-input:focus {
    border-color: var(--border-active);
}
.fm-body {
    flex: 1;
    display: flex;
    overflow: hidden;
}
.fm-sidebar {
    width: 150px;
    border-right: 1px solid var(--border-color);
    background: rgba(0,0,0,0.15);
    padding: 10px 0;
    overflow-y: auto;
}
.sidebar-section {
    padding: 5px 15px;
    font-size: 9px;
    color: var(--text-dim);
    text-transform: uppercase;
    font-weight: bold;
}
.sidebar-item {
    display: flex;
    align-items: center;
    padding: 6px 15px;
    color: var(--text-color);
    cursor: pointer;
    transition: background var(--anim-fast);
}
.sidebar-item:hover {
    background: rgba(255,255,255,0.06);
    color: var(--accent-color);
}
.sidebar-item.active {
    background: rgba(56, 189, 248, 0.15);
    color: var(--accent-color);
    border-left: 2px solid var(--accent-color);
}
.fm-content {
    flex: 1;
    padding: 15px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    grid-template-rows: repeat(auto-fill, minmax(80px, 1fr));
    gap: 15px;
    overflow-y: auto;
}
.fm-content::-webkit-scrollbar {
    width: 6px;
}
.fm-content::-webkit-scrollbar-thumb {
    background: var(--border-color);
}

/* 3. VISUAL CODE EDITOR APP */
.editor-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}
.editor-toolbar {
    height: 36px;
    background: rgba(0,0,0,0.25);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 8px;
}
.editor-status {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-dim);
}
.editor-workspace {
    flex: 1;
    display: flex;
    background: rgba(0,0,0,0.3);
    overflow: hidden;
}
.editor-lines {
    width: 40px;
    background: rgba(0,0,0,0.2);
    border-right: 1px solid var(--border-color);
    text-align: right;
    padding: 10px 8px 10px 0;
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 12px;
    user-select: none;
    line-height: 1.5;
}
.editor-textarea {
    flex: 1;
    border: 0;
    background: transparent;
    color: var(--text-color);
    padding: 10px;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.5;
    resize: none;
    outline: none;
    overflow-y: auto;
}

/* 4. SETTINGS APP */
.settings-container {
    flex: 1;
    display: flex;
    height: 100%;
    background: rgba(0,0,0,0.1);
}
.settings-sidebar {
    width: 160px;
    border-right: 1px solid var(--border-color);
    background: rgba(0,0,0,0.15);
    display: flex;
    flex-direction: column;
    padding-top: 15px;
}
.settings-nav-item {
    padding: 10px 20px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-color);
    border-left: 3px solid transparent;
}
.settings-nav-item:hover {
    background: rgba(255,255,255,0.05);
}
.settings-nav-item.active {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent-color);
    border-left-color: var(--accent-color);
    font-weight: bold;
}
.settings-body {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
}
.settings-section {
    display: none;
}
.settings-section.active {
    display: block;
}
.settings-section h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 20px;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 8px;
}
.settings-row {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.settings-row label {
    font-size: 12px;
    font-weight: bold;
}
.settings-select, .settings-input {
    width: 100%;
    max-width: 300px;
    padding: 8px;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 3px;
}
.settings-select:focus, .settings-input:focus {
    border-color: var(--border-active);
}
.settings-checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 5px;
    cursor: pointer;
}
.settings-checkbox-group input {
    cursor: pointer;
    width: 16px;
    height: 16px;
}
.settings-help {
    font-size: 10px;
    color: var(--text-dim);
    margin-top: 3px;
    max-width: 400px;
}

/* User Account Settings table */
.user-list-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}
.user-list-table th, .user-list-table td {
    padding: 8px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}
.user-list-table th {
    color: var(--accent-color);
    font-weight: bold;
    background: rgba(0,0,0,0.2);
}

/* 5. SYSTEM MONITOR APP */
.sysmon-container {
    flex: 1;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    overflow-y: auto;
    height: 100%;
}
.sysmon-graphs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}
.sysmon-card {
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 12px;
    display: flex;
    flex-direction: column;
}
.card-title {
    font-size: 12px;
    font-weight: bold;
    color: var(--accent-color);
    margin-bottom: 10px;
}
.graph-canvas-wrapper {
    height: 80px;
    position: relative;
    border: 1px solid rgba(255,255,255,0.05);
    background: rgba(0,0,0,0.3);
}
.graph-canvas {
    width: 100%;
    height: 100%;
    display: block;
}
.sysmon-processes {
    flex: 1;
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    min-height: 150px;
}
.process-table-wrapper {
    flex: 1;
    overflow-y: auto;
    max-height: 180px;
}
.process-table {
    width: 100%;
    border-collapse: collapse;
}
.process-table th, .process-table td {
    padding: 6px 10px;
    text-align: left;
    font-size: 11px;
}
.process-table th {
    color: var(--text-dim);
    border-bottom: 2px solid var(--border-color);
    background: rgba(0,0,0,0.1);
}
.process-table td {
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.process-row.active-proc {
    background: rgba(56, 189, 248, 0.05);
}
.btn-kill {
    padding: 2px 6px;
    background: var(--danger);
    color: #ffffff;
    border-color: var(--danger);
    font-size: 9px;
    cursor: pointer;
    font-weight: bold;
}
.btn-kill:hover {
    background: #ffffff;
    color: var(--danger);
}

/* 6. NETSURF BROWSER APP */
.browser-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}
.browser-navbar {
    height: 38px;
    background: rgba(0,0,0,0.25);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 6px;
}
.browser-btn {
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: rgba(255,255,255,0.03);
}
.browser-btn:hover {
    background: var(--accent-color);
    color: var(--bg-darker);
}
.browser-address {
    flex: 1;
    padding: 4px 10px;
    background: rgba(0,0,0,0.4);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: 3px;
}
.browser-viewport {
    flex: 1;
    background: #ffffff;
    color: #000000;
    overflow-y: auto;
    font-family: sans-serif;
    padding: 20px;
}
.browser-viewport.terminal-style {
    background: #0c0800;
    color: #ffb000;
    font-family: var(--font-mono);
}

/* Simulated Pages Inside Browser */
.mock-webpage {
    font-family: Arial, sans-serif;
    color: #333333;
    line-height: 1.5;
}
.mock-webpage a {
    color: #0066cc;
    text-decoration: underline;
}
.mock-webpage h1 {
    font-size: 20px;
    margin-bottom: 15px;
    border-bottom: 1px solid #cccccc;
    padding-bottom: 5px;
    color: #000000;
}
.mock-search-box {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}
.mock-search-input {
    flex: 1;
    padding: 6px 12px;
    border: 1px solid #aaaaaa;
    color: #333;
    background: #fff;
}
.mock-search-btn {
    padding: 6px 12px;
    background: #eeeeee;
    color: #000;
    border: 1px solid #aaaaaa;
    cursor: pointer;
}
.mock-search-btn:hover {
    background: #dddddd;
}
.search-result {
    margin-bottom: 15px;
}
.search-title {
    font-weight: bold;
    font-size: 14px;
}
.search-url {
    color: green;
    font-size: 11px;
}
.search-desc {
    font-size: 12px;
}

/* 7. CYBER SNAKE GAME APP */
.game-container {
    flex: 1;
    background: #000000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px;
    position: relative;
}
.game-header {
    width: 100%;
    max-width: 400px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 12px;
    color: var(--accent-color);
}
.game-canvas-container {
    position: relative;
    border: 2px solid var(--border-color);
    box-shadow: 0 0 15px var(--accent-glow);
}
.game-canvas {
    display: block;
    background: #050505;
}
.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    text-align: center;
    z-index: 5;
}
.game-overlay h3 {
    color: var(--accent-color);
    font-size: 18px;
    margin-bottom: 10px;
    text-shadow: 0 0 8px var(--accent-glow);
}
.game-overlay p {
    font-size: 11px;
    margin-bottom: 15px;
}

/* CUSTOM CONTEXT MENU */
.context-menu {
    position: absolute;
    background: var(--bg-panel);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0,0,0,0.5), 0 0 8px var(--accent-glow);
    z-index: 10000;
    min-width: 160px;
    border-radius: 4px;
    padding: 4px 0;
    display: none;
    font-family: var(--font-mono);
    font-size: 11px;
}
.context-menu.show {
    display: block;
}
.context-menu-item {
    padding: 8px 15px;
    cursor: pointer;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background var(--anim-fast), color var(--anim-fast);
}
.context-menu-item:hover {
    background: var(--accent-color);
    color: var(--bg-darker);
    font-weight: bold;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--border-active);
}