/* --- The Prism Environment --- */

#wallpaper-layer {
    position: absolute;
    inset: 0;
    z-index: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: background-image 0.3s ease;
}

#desktop-environment {
    display: flex;
    background: var(--bg-void);
    /* Subtle topographic/grid pattern could go here */
}

/* Taskbar */
#taskbar {
    width: 64px;
    height: 100vh;
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding: 24px 0;
    z-index: 100;
}

.taskbar-top {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Premium App Icons */
.app-icon {
    position: relative;
    width: 48px;
    height: 48px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: color var(--transition-fast), transform var(--transition-fast), background var(--transition-fast);
}

.app-icon svg,
.app-icon img {
    width: 22px;
    height: 22px;
    transition: transform var(--transition-fast);
}

.app-icon img {
    object-fit: contain;
    pointer-events: none;
}

/* Material app icons in the taskbar running-list render a touch larger
   than the old 22px line glyphs so the folder artwork stays legible. */
#taskbar-running .app-icon img {
    width: 28px;
    height: 28px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

/* Taskbar Logo Button */
.taskbar-logo-btn {
    color: rgba(167, 239, 158, 0.55);
}
.app-icon.taskbar-logo-btn:hover {
    color: #A7EF9E;
}

.app-icon:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.app-icon:active svg,
.app-icon:active img {
    transform: scale(0.9);
}

/* Dock running/minimized indicator — driven by BaseApp's APP_S */
.app-icon.is-running::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent-blue);
}

.app-icon.is-running.is-minimized::after {
    background: transparent;
    border: 1px solid var(--accent-blue);
    opacity: 0.7;
}

#taskbar-fullscreen-btn.is-active {
    color: var(--accent-blue);
    background: rgba(74, 144, 226, 0.12);
}

/* Notification Badge */
.notification-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--status-error);
    box-shadow: 0 0 8px rgba(217, 72, 72, 0.5);
}

/* Clock */
#system-clock {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    letter-spacing: 1px;
}

/* Workspace */
#workspace {
    flex: 1;
    position: relative;
    overflow: hidden;
    z-index: 10;
}

/* Boot & Login Specifics */
.boot-terminal {
    font-family: var(--font-mono);
    color: var(--text-muted);
    padding: 40px;
    font-size: 13px;
}
.boot-line.highlight {
    color: var(--text-primary);
    margin-top: 16px;
}

#login-screen {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.biometric-btn {
    background: rgba(167, 239, 158, 0.05);
    border: 1px solid rgba(167, 239, 158, 0.3);
    border-radius: 3px;
    padding: 13px 26px;
    color: var(--text-secondary, #e4e6e4);
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.biometric-btn span {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    line-height: 1;
}

.biometric-btn svg {
    flex-shrink: 0;
    display: block;
}

.biometric-btn:hover {
    color: #ffffff;
    border-color: #A7EF9E;
    background: rgba(167, 239, 158, 0.1);
    box-shadow: 0 0 20px rgba(167, 239, 158, 0.2);
}

/* Eyebrow/caption bracketing the login gate — matches the onbo */
.login-eyebrow {
    font-family: var(--font-mono);
    color: var(--accent-blue);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
}
.login-caption {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-size: 11px;
    margin-top: 14px;
    letter-spacing: 0.4px;
}

/* --- Taskbar: bottom cluster (settings / notifications / fullscreen / clock) ---
   Was previously unstyled, so the buttons + clock fell back to default block
   layout instead of the vertical, centered stack the rest of the taskbar uses. */
.taskbar-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    margin-top: auto;
}

.taskbar-divider {
    width: 28px;
    height: 1px;
    background: var(--border-subtle);
    margin: 4px 0;
    flex-shrink: 0;
}

/* Vertical system clock — centered under its own row so the rotated text
   doesn't get clipped or pushed off-axis by the taskbar's flex column. */
#system-clock {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 46px;
    padding: 4px 0;
}

/* --- Desktop icon grid --- */
#desktop-icons {
    position: absolute;
    inset: 0;
    z-index: 1;
}

#desktop-icons.grid-visible {
    background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
    background-position: 24px 24px;
    background-size: 96px 104px;
}

#desktop-icons.is-refreshing {
    animation: desktop-refresh-flash 300ms ease-out;
}

@keyframes desktop-refresh-flash {
    0% { opacity: 0.4; }
    100% { opacity: 1; }
}

.desktop-icon {
    position: absolute;
    width: 84px;
    height: 92px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 6px;
    padding: 8px 4px 6px;
    border-radius: 8px;
    border: 1px solid transparent;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity var(--transition-fast), transform var(--transition-fast),
        background var(--transition-fast), border-color var(--transition-fast);
}

.desktop-icon.is-in {
    opacity: 1;
    transform: translateY(0);
}

.desktop-icon:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-subtle);
}

.desktop-icon.is-selected {
    background: rgba(74, 144, 226, 0.14);
    border-color: var(--accent-blue);
}

.desktop-icon.is-new-unlock {
    animation: desktop-icon-unlock 2.2s var(--ease-out-expo);
}

@keyframes desktop-icon-unlock {
    0% { box-shadow: 0 0 0 0 rgba(74, 144, 226, 0.6); }
    20% { box-shadow: 0 0 0 8px rgba(74, 144, 226, 0); }
    100% { box-shadow: 0 0 0 0 rgba(74, 144, 226, 0); }
}

.desktop-icon-glyph {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    background: transparent;
    border-radius: 8px;
    flex-shrink: 0;
}

.desktop-icon-glyph svg {
    width: 20px;
    height: 20px;
}

/* vscode-material-icon-theme artwork: full-colour folder / file icons.
   Rendered large with a desktop drop-shadow instead of inside the old
   muted 40px tile, so they read like a real OS desktop. */
.desktop-icon-glyph img {
    width: 46px;
    height: 46px;
    object-fit: contain;
    pointer-events: none;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.55));
    transition: transform var(--transition-fast);
}

.desktop-icon:hover .desktop-icon-glyph img {
    transform: scale(1.06);
}

.desktop-icon.is-selected .desktop-icon-glyph img {
    transform: scale(1.06);
}

.desktop-icon.is-selected .desktop-icon-glyph,
.desktop-icon:hover .desktop-icon-glyph {
    color: var(--text-primary);
}

.desktop-icon-label {
    font-family: var(--font-mono);
    font-size: 10.5px;
    text-align: center;
    color: var(--text-primary);
    line-height: 1.3;
    max-width: 78px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
    word-break: break-word;
}

.desktop-icon .notification-badge {
    top: 4px;
    right: 12px;
}

.desktop-marquee {
    position: absolute;
    border: 1px solid var(--accent-blue);
    background: rgba(74, 144, 226, 0.12);
    pointer-events: none;
    z-index: 5;
}

/* --- Desktop right-click context menu --- */
.desktop-context-menu {
    position: fixed;
    min-width: 190px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.55);
    padding: 6px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
}

.desktop-context-menu button {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 12.5px;
    text-align: left;
    padding: 8px 10px;
    border-radius: 4px;
    cursor: pointer;
}

.desktop-context-menu button:hover {
    background: rgba(74, 144, 226, 0.12);
    color: var(--accent-blue);
}

.desktop-context-menu .ctx-divider {
    height: 1px;
    background: var(--border-subtle);
    margin: 6px 4px;
}

/* --- Notification toast tray (top-right stack) --- */
.notification-tray {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 300px;
    pointer-events: none;
}

.os-toast {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--accent-blue);
    border-radius: 6px;
    padding: 10px 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
    opacity: 0;
    transform: translateX(16px);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    pointer-events: auto;
}

.os-toast.is-visible {
    opacity: 1;
    transform: translateX(0);
}

.os-toast.is-leaving {
    opacity: 0;
    transform: translateX(16px);
}

.os-toast.is-clickable {
    cursor: pointer;
}

.os-toast-icon {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-top: 4px;
    flex-shrink: 0;
    background: var(--accent-blue);
}

.os-toast-evidence .os-toast-icon,
.os-toast-evidence { border-left-color: var(--status-success); }
.os-toast-evidence .os-toast-icon { background: var(--status-success); }

.os-toast-success .os-toast-icon,
.os-toast-success { border-left-color: var(--status-success); }
.os-toast-success .os-toast-icon { background: var(--status-success); }

.os-toast-error .os-toast-icon,
.os-toast-error { border-left-color: var(--status-error); }
.os-toast-error .os-toast-icon { background: var(--status-error); }

.os-toast-system .os-toast-icon,
.os-toast-system { border-left-color: var(--status-warning); }
.os-toast-system .os-toast-icon { background: var(--status-warning); }

.os-toast-text {
    flex: 1;
    min-width: 0;
}

.os-toast-title {
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: var(--text-primary);
    letter-spacing: 0.3px;
}

.os-toast-body {
    font-size: 11.5px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* --- Notification / system-status popover panel --- */
.notification-panel {
    position: fixed;
    right: 16px;
    bottom: 64px;
    width: 320px;
    max-height: 60vh;
    overflow-y: auto;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
    z-index: 2500;
}

.notification-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-subtle);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.6px;
    color: var(--text-secondary);
}

.notification-panel-clear {
    background: transparent;
    border: none;
    color: var(--accent-blue);
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.4px;
    cursor: pointer;
    padding: 2px 4px;
}

.notification-panel-empty {
    padding: 24px 14px;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
}

.notification-panel-list {
    display: flex;
    flex-direction: column;
}

.notification-panel-item {
    padding: 10px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    border-left: 3px solid var(--accent-blue);
}

.notification-panel-item.kind-evidence,
.notification-panel-item.kind-success { border-left-color: var(--status-success); }
.notification-panel-item.kind-error { border-left-color: var(--status-error); }
.notification-panel-item.kind-system { border-left-color: var(--status-warning); }

.notification-panel-item-title {
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: var(--text-primary);
}

.notification-panel-item-body {
    font-size: 11.5px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.notification-panel-item-time {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Anchors the notification-bell popover above the taskbar bell icon
   instead of the default bottom-right corner used by ad-hoc panels. */
#notification-panel {
    right: 16px;
    bottom: 76px;
}