/**
 * BetterDesk Console - Desktop Mode Styles (BETA)
 * Windows-like desktop environment with floating windows, taskbar, and animations.
 * Only active on viewports >= 1200px.
 */

:root {
    /* Safe area for system UI (OS taskbar, browser chrome). Override via JS if needed. */
    --desktop-safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ============ Desktop Toggle Button (navbar) ============ */

.desktop-toggle-btn {
    display: none !important;
    position: relative;
}

@media (min-width: 1200px) {
    .desktop-toggle-btn {
        display: flex !important;
    }
}

/* Beta badge on desktop toggle button */
.beta-badge {
    position: absolute;
    top: -4px;
    right: -8px;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 1px 4px;
    border-radius: 4px;
    background: var(--accent-color, #f0883e);
    color: #fff;
    line-height: 1.2;
    pointer-events: none;
}

/* ============ Desktop Shell ============ */

.desktop-shell {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9000;
    flex-direction: column;
    overflow: hidden;
}

body.desktop-active .app-layout {
    display: none !important;
}

body.desktop-active .desktop-shell {
    display: flex;
}

/* ============ Wallpaper ============ */

.desktop-wallpaper {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(135deg, #0d1117 0%, #161b22 40%, #1a1a2e 70%, #0f3460 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
}

/* Crossfade transition layer */
.desktop-wallpaper-new {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 0.6s ease-out;
    z-index: 1;
}

.desktop-wallpaper-new.fade-in {
    opacity: 1;
}

.desktop-wallpaper::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.15);
    pointer-events: none;
}

/* ============ Desktop Icons Grid ============ */

.desktop-icons {
    display: none; /* Desktop icons removed — apps open via drawer/shortcuts only */
}

.desktop-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 88px;
    height: 88px;
    border-radius: 8px;
    cursor: pointer;
    pointer-events: all;
    user-select: none;
    transition: background 0.15s ease, transform 0.15s ease;
    text-decoration: none;
    opacity: 0;
    animation: iconAppear 0.4s ease forwards;
}

.desktop-icon:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: scale(1.05);
}

.desktop-icon:active {
    transform: scale(0.95);
    background: rgba(255, 255, 255, 0.18);
}

.desktop-icon-img {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 0;
}

.desktop-icon-img .material-icons {
    font-size: 28px;
    color: #fff;
}

.desktop-icon-label {
    font-size: 11px;
    font-weight: 500;
    color: #fff;
    text-align: center;
    line-height: 1.2;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.7);
}

/* Stagger animation for desktop icons */
@keyframes iconAppear {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ============ Floating Windows ============ */

.desktop-windows {
    position: absolute;
    inset: 36px 0 10px 0; /* topbar 36px, slim taskbar 10px */
    z-index: 2;
    pointer-events: none;
}

.desktop-window {
    position: absolute;
    display: flex;
    flex-direction: column;
    min-width: 420px;
    min-height: 300px;
    background: var(--bg-primary, #0d1117);
    border: 1px solid rgba(48, 54, 61, 0.6);
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35), 0 2px 8px rgba(0, 0, 0, 0.2);
    pointer-events: all;
    overflow: hidden;
    animation: windowOpen 0.25s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.desktop-window.closing {
    animation: windowClose 0.2s ease-in forwards;
}

.desktop-window.minimizing {
    animation: windowMinimize 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.desktop-window.maximized {
    border-radius: 0;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.desktop-window.focused {
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.45), 0 4px 12px rgba(0, 0, 0, 0.25);
    border-color: rgba(88, 166, 255, 0.25);
}

/* ============ Window Title Bar ============ */

.window-titlebar {
    display: flex;
    align-items: center;
    height: 42px;
    min-height: 42px;
    padding: 0 6px 0 12px;
    background: rgba(22, 27, 34, 0.85);
    backdrop-filter: blur(12px) saturate(150%);
    -webkit-backdrop-filter: blur(12px) saturate(150%);
    border-bottom: 1px solid rgba(48, 54, 61, 0.5);
    cursor: default;
    user-select: none;
    gap: 8px;
}

.window-titlebar-icon {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 5px;
    flex-shrink: 0;
}

.window-titlebar-icon .material-icons {
    font-size: 16px;
    color: #fff;
}

.window-titlebar-text {
    flex: 1;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary, #e6edf3);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.window-titlebar-controls {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: auto;
}

.window-ctrl-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-secondary, #8b949e);
    cursor: pointer;
    border-radius: 6px;
    transition: background 0.12s ease, color 0.12s ease;
}

.window-ctrl-btn .material-icons {
    font-size: 18px;
}

.window-ctrl-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #e6edf3);
}

.window-ctrl-btn.close-btn:hover {
    background: #da3633;
    color: #fff;
}

/* ============ Window Content ============ */

.window-content {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: var(--bg-primary, #0d1117);
}

.window-content iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: var(--bg-primary, #0d1117);
}

.window-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--bg-primary, #0d1117);
    z-index: 1;
    transition: opacity 0.3s ease;
}

.window-loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.window-loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-color, #30363d);
    border-top-color: var(--accent-color, #58a6ff);
    border-radius: 50%;
    animation: windowSpin 0.8s linear infinite;
}

.window-loading-text {
    font-size: 12px;
    color: var(--text-secondary, #8b949e);
}

@keyframes windowSpin {
    to { transform: rotate(360deg); }
}

/* ============ Window Resize Edges & Corners ============ */

.window-edge {
    position: absolute;
    z-index: 5;
}

/* Edges */
.edge-n  { top: -3px; left: 8px; right: 8px; height: 6px; cursor: ns-resize; }
.edge-s  { bottom: -3px; left: 8px; right: 8px; height: 6px; cursor: ns-resize; }
.edge-e  { top: 8px; right: -3px; bottom: 8px; width: 6px; cursor: ew-resize; }
.edge-w  { top: 8px; left: -3px; bottom: 8px; width: 6px; cursor: ew-resize; }

/* Corners */
.edge-ne { top: -3px; right: -3px; width: 14px; height: 14px; cursor: nesw-resize; }
.edge-nw { top: -3px; left: -3px; width: 14px; height: 14px; cursor: nwse-resize; }
.edge-se { bottom: -3px; right: -3px; width: 14px; height: 14px; cursor: nwse-resize; }
.edge-sw { bottom: -3px; left: -3px; width: 14px; height: 14px; cursor: nesw-resize; }

/* Visual indicator for SE corner */
.edge-se::after {
    content: '';
    position: absolute;
    bottom: 5px;
    right: 5px;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--text-secondary, #484f58);
    border-bottom: 2px solid var(--text-secondary, #484f58);
    opacity: 0.3;
    transition: opacity 0.15s ease;
}
.edge-se:hover::after { opacity: 0.7; }

.desktop-window.maximized .window-edge { display: none; }

/* ============ Top Bar ============ */

.desktop-topbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 36px;
    z-index: 110;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(13, 17, 23, 0.88);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid rgba(48, 54, 61, 0.5);
    padding: 0 10px;
    font-size: 13px;
    user-select: none;
    -webkit-user-select: none;
}

.topbar-left,
.topbar-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

.topbar-center {
    font-size: 12px;
    color: var(--text-secondary, #8b949e);
    font-variant-numeric: tabular-nums;
}

.topbar-brand {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-primary, #e6edf3);
    letter-spacing: 0.02em;
}

.topbar-btn {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-secondary, #8b949e);
    cursor: pointer;
    border-radius: 6px;
    transition: background 0.15s ease, color 0.15s ease;
}

.topbar-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary, #e6edf3);
}

.topbar-btn .material-icons {
    font-size: 18px;
}

/* ============ App Drawer ============ */

.app-drawer-overlay {
    position: absolute;
    inset: 36px 0 0 0;
    z-index: 105;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.15s ease;
}

.app-drawer {
    margin-top: 20px;
    width: min(640px, 90vw);
    max-height: calc(100vh - 100px);
    background: rgba(22, 27, 34, 0.95);
    backdrop-filter: blur(28px) saturate(1.4);
    -webkit-backdrop-filter: blur(28px) saturate(1.4);
    border: 1px solid rgba(48, 54, 61, 0.7);
    border-radius: 14px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: slideDown 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-12px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.app-drawer-header {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(48, 54, 61, 0.5);
}

.app-drawer-search {
    width: 100%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(48, 54, 61, 0.5);
    border-radius: 8px;
    padding: 8px 12px;
    color: var(--text-primary, #e6edf3);
    font-size: 13px;
    outline: none;
    font-family: inherit;
}

.app-drawer-search:focus {
    border-color: var(--accent-blue, #58a6ff);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}

.app-drawer-search::placeholder { color: var(--text-tertiary, #484f58); }

.app-drawer-grid {
    padding: 12px 16px 16px;
    overflow-y: auto;
    flex: 1;
}

.app-drawer-category {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-tertiary, #484f58);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 8px 0 4px;
    margin-top: 4px;
}

.app-drawer-category:first-child { margin-top: 0; }

.app-drawer-row {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 6px;
    padding: 4px 0;
}

.app-drawer-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    background: transparent;
    border: none;
    border-radius: 10px;
    color: var(--text-primary, #e6edf3);
    cursor: pointer;
    transition: background 0.15s ease, transform 0.15s ease;
    font-family: inherit;
}

.app-drawer-tile:hover {
    background: rgba(255, 255, 255, 0.07);
    transform: scale(1.05);
}

.app-drawer-tile:active {
    transform: scale(0.97);
}

.app-drawer-tile-name {
    font-size: 11px;
    text-align: center;
    line-height: 1.3;
    max-width: 90px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ============ Topbar Shortcuts ============ */

.topbar-shortcuts {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: 8px;
    padding: 0 4px;
    min-height: 28px;
    border-radius: 6px;
    transition: background 0.2s ease, min-width 0.2s ease;
}

.topbar-shortcuts.drag-over {
    background: rgba(88, 166, 255, 0.15);
    outline: 1px dashed rgba(88, 166, 255, 0.5);
    min-width: 40px;
}

.topbar-shortcuts.edit-mode {
    background: rgba(255, 255, 255, 0.04);
    outline: 1px dashed rgba(139, 148, 158, 0.3);
    min-width: 40px;
}

.topbar-shortcut-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 5px;
    transition: background 0.15s ease, transform 0.15s ease;
    position: relative;
    padding: 0;
}

.topbar-shortcut-btn .material-icons {
    font-size: 17px;
}

.topbar-shortcut-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.topbar-shortcut-btn.edit-mode {
    outline: 1px dashed rgba(139, 148, 158, 0.4);
    cursor: grab;
}

.topbar-shortcut-btn.edit-mode:active {
    cursor: grabbing;
}

.topbar-shortcut-btn.dragging {
    opacity: 0.4;
}

.topbar-shortcut-btn.drag-over {
    background: rgba(88, 166, 255, 0.2);
}

.topbar-shortcut-remove {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 14px;
    height: 14px;
    font-size: 10px;
    line-height: 14px;
    text-align: center;
    background: #da3633;
    color: #fff;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    z-index: 2;
}

.topbar-shortcut-btn.edit-mode .topbar-shortcut-remove {
    display: block;
}

.topbar-edit-btn {
    margin-left: 2px;
}

.topbar-edit-btn.active {
    background: rgba(88, 166, 255, 0.2);
    color: var(--accent-blue, #58a6ff);
}

/* ============ Taskbar (slim full-width bar) ============ */

.desktop-taskbar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 10px;
    z-index: 100;
    display: flex;
    align-items: flex-end;
    background: rgba(13, 17, 23, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid rgba(48, 54, 61, 0.3);
    padding: 0 8px;
    gap: 0;
    transition: height 0.25s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.2s ease,
                opacity 0.2s ease;
    opacity: 0.85;
}

.desktop-taskbar:hover {
    height: 36px;
    align-items: center;
    background: rgba(13, 17, 23, 0.88);
    opacity: 1;
}

.taskbar-apps {
    flex: 1;
    display: flex;
    align-items: flex-end;
    gap: 2px;
    overflow-x: auto;
    scrollbar-width: none;
    height: 100%;
    padding: 0 4px;
}

.desktop-taskbar:hover .taskbar-apps {
    align-items: center;
}

.taskbar-apps::-webkit-scrollbar {
    display: none;
}

/* --- Slim tab indicators (4px strip default, expand on hover) --- */
.taskbar-tab {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    width: 28px;
    height: 4px;
    padding: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 2px 2px 0 0;
    transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                height 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.15s ease;
    flex-shrink: 0;
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.taskbar-tab-indicator {
    position: absolute;
    bottom: 0;
    left: 2px;
    right: 2px;
    height: 3px;
    border-radius: 2px 2px 0 0;
    background: var(--tab-color, rgba(88, 166, 255, 0.5));
    opacity: 0.6;
    transition: opacity 0.15s ease, height 0.15s ease;
}

.taskbar-tab.active .taskbar-tab-indicator {
    opacity: 1;
}

.taskbar-tab.focused .taskbar-tab-indicator {
    opacity: 1;
    height: 4px;
    box-shadow: 0 0 6px 1px var(--tab-color, rgba(88, 166, 255, 0.4));
}

.taskbar-tab-content {
    display: flex;
    align-items: center;
    gap: 4px;
    opacity: 0;
    overflow: hidden;
    white-space: nowrap;
    transition: opacity 0.15s ease;
}

.taskbar-tab-icon {
    font-size: 16px;
    flex-shrink: 0;
}

.taskbar-tab-label {
    font-size: 11px;
    color: var(--text-primary, #e6edf3);
    max-width: 0;
    overflow: hidden;
    transition: max-width 0.2s ease;
}

/* Expanded state on taskbar hover */
.desktop-taskbar:hover .taskbar-tab {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    align-items: center;
}

.desktop-taskbar:hover .taskbar-tab-indicator {
    display: none;
}

.desktop-taskbar:hover .taskbar-tab-content {
    opacity: 1;
}

.desktop-taskbar:hover .taskbar-tab:hover {
    width: auto;
    padding: 0 10px;
    background: rgba(255, 255, 255, 0.08);
}

.desktop-taskbar:hover .taskbar-tab:hover .taskbar-tab-label {
    max-width: 120px;
    margin-left: 2px;
}

.desktop-taskbar:hover .taskbar-tab.focused {
    background: rgba(255, 255, 255, 0.06);
}

.desktop-taskbar:hover .taskbar-tab.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 2px;
    border-radius: 1px;
    background: var(--tab-color, #58a6ff);
}

/* Taskbar hidden when no windows */
.desktop-taskbar.taskbar-hidden {
    transform: translateY(100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.2s ease;
}

.desktop-taskbar.taskbar-hidden:hover {
    transform: translateY(100%);
    opacity: 0;
    pointer-events: none;
}

/* ============ Desktop Context Menu ============ */

.desktop-context-menu {
    position: fixed;
    z-index: 10000;
    min-width: 180px;
    background: rgba(13, 17, 23, 0.92);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(48, 54, 61, 0.6);
    border-radius: 10px;
    padding: 6px;
    animation: windowOpen 0.15s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.ctx-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--text-primary, #e6edf3);
    font-size: 13px;
    cursor: pointer;
    transition: background 0.12s ease;
    text-align: left;
}

.ctx-item:hover {
    background: rgba(255, 255, 255, 0.08);
}

.ctx-item .material-icons {
    font-size: 18px;
    color: var(--text-secondary, #8b949e);
}

.ctx-divider {
    height: 1px;
    background: rgba(48, 54, 61, 0.4);
    margin: 4px 8px;
}

/* ============ Window Animations ============ */

@keyframes windowOpen {
    from {
        opacity: 0;
        transform: scale(0.88);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes windowClose {
    from {
        opacity: 1;
        transform: scale(1);
    }
    to {
        opacity: 0;
        transform: scale(0.88);
    }
}

@keyframes windowMinimize {
    from {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
    to {
        opacity: 0;
        transform: scale(0.5) translateY(40vh);
    }
}

@keyframes taskbarSlideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* ============ Desktop Activation Transition ============ */

body.desktop-entering .desktop-shell {
    animation: desktopFadeIn 0.35s ease forwards;
}

body.desktop-leaving .app-layout {
    animation: desktopFadeIn 0.35s ease forwards;
}

@keyframes desktopFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ============ Embed Mode ============ */

body.embed-mode {
    background: var(--bg-primary, #0d1117);
    overflow: auto;
}

body.embed-mode .main-wrapper {
    margin-left: 0;
    padding-top: 0;
}

body.embed-mode .main-content {
    padding: 16px;
    max-width: 100%;
}

/* ============ Responsive ============ */

@media (max-width: 1199px) {
    .desktop-shell {
        display: none !important;
    }

    body.desktop-active .app-layout {
        display: flex !important;
    }
}

/* ============ Windows 11 Snap Preview ============ */

.desktop-snap-preview {
    position: absolute;
    border-radius: 12px;
    background: rgba(88, 166, 255, 0.12);
    border: 2.5px solid rgba(88, 166, 255, 0.5);
    backdrop-filter: blur(2px);
    pointer-events: none;
    z-index: 99990;
    opacity: 0;
    transform: scale(0.96);
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.desktop-snap-preview.visible {
    opacity: 1;
    transform: scale(1);
}

/* ============ Windows 11 Snap Layout Picker ============ */

.snap-layout-picker {
    background: rgba(32, 36, 42, 0.92);
    backdrop-filter: blur(28px) saturate(1.5);
    -webkit-backdrop-filter: blur(28px) saturate(1.5);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.04);
    opacity: 0;
    transform: translateY(-6px) scale(0.96);
    transition: opacity 0.15s ease, transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
    min-width: 260px;
}

.snap-layout-picker.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.snap-picker-title {
    font-size: 11px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 8px;
    padding: 0 2px;
}

.snap-picker-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}

.snap-picker-option {
    all: unset;
    cursor: pointer;
    border-radius: 8px;
    border: 1.5px solid rgba(255, 255, 255, 0.06);
    background: rgba(255, 255, 255, 0.03);
    padding: 6px;
    transition: background 0.15s, border-color 0.15s, transform 0.1s;
    aspect-ratio: 16 / 10;
}

.snap-picker-option:hover {
    background: rgba(88, 166, 255, 0.12);
    border-color: rgba(88, 166, 255, 0.4);
    transform: scale(1.04);
}

.snap-picker-option:active {
    transform: scale(0.97);
}

.snap-picker-preview {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 4px;
    overflow: hidden;
}

.snap-picker-zone {
    position: absolute;
    background: rgba(88, 166, 255, 0.18);
    border: 1px solid rgba(88, 166, 255, 0.35);
    border-radius: 3px;
    box-sizing: border-box;
    margin: 1px;
    transition: background 0.12s;
}

.snap-picker-option:hover .snap-picker-zone {
    background: rgba(88, 166, 255, 0.35);
    border-color: rgba(88, 166, 255, 0.6);
}

/* Light theme overrides */
.desktop-theme-light .snap-layout-picker {
    background: rgba(255, 255, 255, 0.92);
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.04);
}

.desktop-theme-light .snap-picker-title {
    color: rgba(0, 0, 0, 0.45);
}

.desktop-theme-light .snap-picker-option {
    border-color: rgba(0, 0, 0, 0.06);
    background: rgba(0, 0, 0, 0.02);
}

.desktop-theme-light .snap-picker-option:hover {
    background: rgba(0, 100, 210, 0.08);
    border-color: rgba(0, 100, 210, 0.3);
}

.desktop-theme-light .snap-picker-zone {
    background: rgba(0, 100, 210, 0.12);
    border-color: rgba(0, 100, 210, 0.25);
}

.desktop-theme-light .snap-picker-option:hover .snap-picker-zone {
    background: rgba(0, 100, 210, 0.25);
    border-color: rgba(0, 100, 210, 0.45);
}

.desktop-theme-light .desktop-snap-preview {
    background: rgba(0, 100, 210, 0.08);
    border-color: rgba(0, 100, 210, 0.4);
}

/* ============ Layout Overlay (Desktop Button) ============ */

.snap-layout-overlay {
    position: fixed;
    inset: 0;
    z-index: 99995;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(5, 8, 12, 0.42);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 24px;
}

.snap-layout-picker--overlay {
    min-width: 420px;
    max-width: 560px;
    width: min(100%, 560px);
    padding: 20px;
}

.snap-layout-picker--overlay.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.snap-layout-title {
    font-size: 18px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 8px;
}

.snap-layout-help {
    font-size: 13px;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.64);
    margin-bottom: 18px;
}

.snap-layout-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.snap-layout-option {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    padding: 10px;
    cursor: pointer;
    transform: translateY(0);
    transition: background 0.15s ease, border-color 0.15s ease, transform 0.12s ease;
    color: inherit;
}

.snap-layout-option:hover {
    background: rgba(88, 166, 255, 0.12);
    border-color: rgba(88, 166, 255, 0.34);
    transform: translateY(-2px);
}

.snap-layout-preview {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    border-radius: 6px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.18);
    margin-bottom: 8px;
}

.snap-zone-preview {
    position: absolute;
    margin: 2px;
    border-radius: 4px;
    background: rgba(88, 166, 255, 0.2);
    border: 1px solid rgba(88, 166, 255, 0.38);
    box-sizing: border-box;
}

.snap-layout-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.72);
    text-align: center;
}

.snap-layout-empty {
    padding: 18px;
    border: 1px dashed rgba(255, 255, 255, 0.16);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.68);
    text-align: center;
    line-height: 1.5;
}

.snap-auto-arrange-btn {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.82);
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.snap-auto-arrange-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.desktop-theme-light .snap-layout-overlay {
    background: rgba(232, 237, 243, 0.55);
}

.desktop-theme-light .snap-layout-title {
    color: rgba(0, 0, 0, 0.86);
}

.desktop-theme-light .snap-layout-help,
.desktop-theme-light .snap-layout-label,
.desktop-theme-light .snap-layout-empty {
    color: rgba(0, 0, 0, 0.64);
}

.desktop-theme-light .snap-layout-option {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.08);
}

.desktop-theme-light .snap-layout-option:hover {
    background: rgba(0, 100, 210, 0.08);
    border-color: rgba(0, 100, 210, 0.26);
}

.desktop-theme-light .snap-layout-preview {
    background: rgba(0, 0, 0, 0.05);
}

.desktop-theme-light .snap-zone-preview {
    background: rgba(0, 100, 210, 0.14);
    border-color: rgba(0, 100, 210, 0.3);
}

.desktop-theme-light .snap-auto-arrange-btn {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.1);
    color: rgba(0, 0, 0, 0.78);
}

@media (max-width: 768px) {
    .snap-layout-picker--overlay {
        min-width: 0;
        width: 100%;
        padding: 16px;
    }

    .snap-layout-options {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============ Draggable Zone Borders ============ */

.zone-divider {
    position: absolute;
    z-index: 99980;
    background: transparent;
    transition: background 0.15s ease;
}

.zone-divider::after {
    content: '';
    position: absolute;
    border-radius: 2px;
    background: rgba(88, 166, 255, 0);
    transition: background 0.15s ease;
}

.zone-divider-col::after {
    left: 50%;
    top: 8px;
    bottom: 8px;
    width: 3px;
    transform: translateX(-50%);
}

.zone-divider-row::after {
    top: 50%;
    left: 8px;
    right: 8px;
    height: 3px;
    transform: translateY(-50%);
}

.zone-divider:hover::after,
.zone-resizing .zone-divider::after {
    background: rgba(88, 166, 255, 0.6);
}

.zone-resizing .zone-divider {
    background: rgba(88, 166, 255, 0.04);
}

/* Prevent text selection and iframe interaction during zone resize */
body.zone-resizing {
    user-select: none !important;
    -webkit-user-select: none !important;
}

body.zone-resizing iframe {
    pointer-events: none !important;
}

/* Light theme */
.desktop-theme-light .zone-divider:hover::after,
.desktop-theme-light .zone-resizing .zone-divider::after {
    background: rgba(0, 100, 210, 0.5);
}

.desktop-theme-light .zone-resizing .zone-divider {
    background: rgba(0, 100, 210, 0.03);
}