/* ============================================================================
   APP LAYOUT
   ============================================================================ */
.app {
    flex: 1;
    min-width: var(--app-min-width);
    overflow-x: auto;
    margin-left: var(--sidebar-width);
    padding: var(--spacing-xl);
    min-height: 100vh;
    transition: margin-left var(--transition-base);
}

.app--no-padding {
    padding: 0;
}

.app--loading {
    pointer-events: none;
}

/* Navigation loading spinner (shown during page module import) */
.app__nav-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 200px;
    color: var(--color-primary);
    font-size: 2rem;
}

/* ============================================================================
   SIDEBAR COMPONENT
   ============================================================================ */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--color-card-bg);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    transition: width var(--transition-base), background var(--transition-base);
    z-index: var(--z-header);
    overflow: hidden;
}

.sidebar__logo {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    margin: calc(-1 * var(--spacing-xs));
    transition: background-color var(--transition-fast);
}

.sidebar__logo:hover {
    background-color: var(--color-surface-hover);
}

.sidebar__logo-icon {
    margin-right: var(--spacing-sm);
    width: 2rem;
    height: 2rem;
    color: var(--color-primary);
}

.sidebar__logo-text {
    color: var(--color-text);
}

/* Scrollable container for navigation */
.sidebar__scroll-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 0;
}

.sidebar__nav {
    list-style: none;
    padding: var(--spacing-md) 0;
}

.sidebar__nav-item {
    margin-bottom: var(--spacing-xs);
}

.sidebar__nav-link {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
    border-left: 3px solid transparent;
}

.sidebar__nav-link:hover {
    background-color: var(--color-surface-hover);
    color: var(--color-text);
}

.sidebar__nav-link--active {
    background-color: var(--color-primary-bg);
    color: var(--color-primary);
    border-left-color: var(--color-primary);
}

.sidebar__nav-icon {
    margin-right: var(--spacing-sm);
    width: 20px;
    text-align: center;
}

.sidebar__nav-text {
    font-size: var(--font-size-base);
}

.sidebar__user {
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-md);
    flex-shrink: 0;
    margin-top: auto;
    background: var(--color-surface);
}

.sidebar__user-info {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.sidebar__avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    color: var(--color-on-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: var(--spacing-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar__avatar--clickable {
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.sidebar__avatar--clickable:hover {
    transform: scale(1.05);
    box-shadow: 0 0 0 2px var(--color-primary);
}

.sidebar__avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar__user-details {
    flex: 1;
    min-width: 0;
}

.sidebar__user-name {
    font-weight: 500;
    font-size: var(--font-size-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--color-text);
    max-height: 1.4em;
    line-height: 1.4;
}

/* Allow name to wrap to 2 lines */
.sidebar__user-name--wrapped {
    white-space: normal;
    max-height: 2.8em;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* Hide name entirely (show only avatar) */
.sidebar__user-name--hidden {
    display: none;
}

.sidebar__user-email {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar__user-actions {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.sidebar__action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
}

.sidebar__action-btn:hover {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    border-color: var(--color-primary);
}

.sidebar__action-btn--logout:hover {
    background-color: var(--color-danger);
    border-color: var(--color-danger);
}

.sidebar__action-btn i {
    font-size: var(--font-size-base);
}

/* Section label for pinned items */
.sidebar__section-label {
    padding: var(--spacing-sm) var(--spacing-lg);
    margin-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.sidebar__section-label-text {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Custom user menu section */
.sidebar__nav--custom {
    min-height: 0;
    padding: 0;
    margin: 0;
    overflow: hidden;
    max-height: 500px;
    transition: max-height var(--transition-base), opacity var(--transition-base);
}

.sidebar__nav--custom.sidebar__nav--collapsed {
    max-height: 0;
    opacity: 0;
}

/* Collapsible section label */
.sidebar__section-label--collapsible {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
}

.sidebar__section-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    padding: 0;
}

.sidebar__section-toggle:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
}

.sidebar__section-toggle i {
    font-size: 0.6rem;
    transition: transform var(--transition-base);
}

.sidebar__section-label--collapsed .sidebar__section-toggle i {
    transform: rotate(-90deg);
}

/* Collapse toggle button */
.sidebar__collapse-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.sidebar__collapse-btn:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
}

.sidebar__collapse-btn i {
    font-size: 0.75rem;
    transition: transform var(--transition-base);
}



/* ============================================================================
   Page Containers - For persistent pages
   ============================================================================ */
.page-container {
    width: 100%;
    height: 100%;
}

/* ============================================================================
   Connection Status Indicator
   ============================================================================ */
.connection-status {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    box-shadow: var(--shadow-default);
    transition: all var(--transition-base);
    z-index: var(--z-header);
}

.connection-status--connected {
    background: var(--color-success);
    color: var(--color-on-success);
    border-color: var(--color-success);
}

.connection-status--disconnected {
    background: var(--color-warning);
    color: var(--color-on-warning);
    border-color: var(--color-warning);
    animation: pulse 2s infinite;
}

.connection-status--hidden {
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
}

/* pulse animation defined in styles/utilities.css */




/* Sidebar Header with Collapse Button */
.sidebar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
    height: var(--sidebar-header-height);
    box-sizing: border-box;
}

[data-theme="dark"] .sidebar {
    background: var(--color-surface);
    border-right-color: var(--color-border);
}

/* ============================================================================
   SIDEBAR COLLAPSED STATE (Manual Toggle)
   Fully collapsed: icons only, no text
   ============================================================================ */
.sidebar.sidebar--collapsed {
    width: var(--sidebar-collapsed-width);
}

.app--sidebar-collapsed {
    margin-left: var(--sidebar-collapsed-width);
}

/* Adjust fixed-position pages when sidebar is manually collapsed */
body:has(.app--sidebar-collapsed) .tasks,
body:has(.app--sidebar-collapsed) .lists,
body:has(.app--sidebar-collapsed) .timesheet-grid,
body:has(.app--sidebar-collapsed) .timesheet-page {
    width: calc(100vw - var(--sidebar-collapsed-width));
    left: var(--sidebar-collapsed-width);
}

/* Hide text elements when collapsed */
.sidebar--collapsed .sidebar__logo-text,
.sidebar--collapsed .sidebar__nav-text,
.sidebar--collapsed .sidebar__user-details,
.sidebar--collapsed .sidebar__section-label-text {
    display: none;
}

/* Center the logo icon when collapsed */
.sidebar--collapsed .sidebar__logo {
    justify-content: center;
}

.sidebar--collapsed .sidebar__logo-icon {
    margin-right: 0;
}

/* Adjust header when collapsed */
.sidebar--collapsed .sidebar__header {
    justify-content: center;
    padding: var(--spacing-md);
}

/* Center nav links and adjust padding */
.sidebar--collapsed .sidebar__nav-link {
    justify-content: center;
    padding: var(--spacing-md);
    border-left: none;
    border-radius: var(--radius-md);
    margin: var(--spacing-xs) var(--spacing-sm);
    position: relative;
}

.sidebar--collapsed .sidebar__nav-link--active {
    background-color: var(--color-primary-bg);
    border-left: none;
}

.sidebar--collapsed .sidebar__nav-icon {
    margin-right: 0;
    font-size: 1.1rem;
}

/* Tooltip on hover for collapsed state */
.sidebar--collapsed .sidebar__nav-link::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-text);
    color: var(--color-bg);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), visibility var(--transition-fast);
    z-index: var(--z-popover);
    pointer-events: none;
}

.sidebar--collapsed .sidebar__nav-link:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Section label becomes a simple line when collapsed */
.sidebar--collapsed .sidebar__section-label {
    padding: 0 var(--spacing-sm);
    margin: var(--spacing-sm) 0;
    border-top: none;
}

.sidebar--collapsed .sidebar__section-label::after {
    content: '';
    display: block;
    height: 1px;
    background: var(--color-border);
    margin: 0 var(--spacing-xs);
}

/* Hide toggle button when sidebar is collapsed */
.sidebar--collapsed .sidebar__section-toggle {
    display: none;
}

/* User section adjustments for collapsed state */
.sidebar--collapsed .sidebar__user {
    padding: var(--spacing-sm);
}

.sidebar--collapsed .sidebar__user-info {
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.sidebar--collapsed .sidebar__avatar {
    margin-right: 0;
    width: 36px;
    height: 36px;
    font-size: var(--font-size-sm);
}

.sidebar--collapsed .sidebar__user-actions {
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
}

.sidebar--collapsed .sidebar__action-btn {
    padding: var(--spacing-xs);
}

/* ============================================================================
   RESPONSIVE STYLES
   Semi-collapsed: icons with small vertical text below (wider than manual collapse)
   ============================================================================ */

@media (max-width: 1260px) {
    .sidebar {
        width: var(--sidebar-width-responsive);
    }

    .app {
        margin-left: var(--sidebar-width-responsive);
    }

    /* Hide text elements we don't want to show vertically */
    .sidebar__logo-text,
    .sidebar__user-details {
        display: none;
    }

    /* Center the logo icon */
    .sidebar__logo {
        justify-content: center;
    }

    .sidebar__logo-icon {
        margin-right: 0;
    }

    /* --- Changes for Nav Items --- */
    .sidebar__nav-link {
        flex-direction: column;
        /* Stack icon and text vertically */
        justify-content: center;
        height: var(--sidebar-nav-item-height);
        /* Give items a consistent height */
        padding: var(--spacing-sm);
    }

    .sidebar__nav-icon {
        margin-right: 0;
        /* Remove horizontal margin */
        margin-bottom: var(--spacing-xs);
        /* Add space between icon and text */
    }

    .sidebar__nav-text {
        font-size: var(--font-size-xs);
        /* Make text smaller */
        text-align: center;
    }

    /* --- End of Changes for Nav Items --- */


    /* Adjust user section for collapsed view */
    .sidebar__user-info {
        flex-direction: column;
        align-items: center;
        margin-bottom: var(--spacing-md);
    }

    .sidebar__avatar {
        margin-right: 0;
        margin-bottom: var(--spacing-sm);
    }

    .sidebar__user-actions {
        flex-direction: column;
    }

    /* Hide pinned toggle on responsive collapse */
    .sidebar__section-toggle {
        display: none;
    }
}

/* ============================================================================
   AVATAR MODAL
   ============================================================================ */
.avatar-modal__body {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
}

.avatar-modal__preview {
    position: relative;
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    overflow: hidden;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.avatar-modal__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-modal__initials {
    font-size: 3rem;
    font-weight: 600;
    color: var(--color-on-primary);
}

.avatar-modal__overlay {
    position: absolute;
    inset: 0;
    background: var(--color-modal-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.avatar-modal__overlay i {
    font-size: 1.5rem;
    color: var(--color-on-primary);
}

.avatar-modal__preview:hover .avatar-modal__overlay {
    opacity: 1;
}

.avatar-modal__actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.avatar-modal__hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-align: center;
    margin: 0;
}