/* Custom scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Dark mode scrollbar */
.dark ::-webkit-scrollbar-track {
    background: #374151;
}
.dark ::-webkit-scrollbar-thumb {
    background: #6b7280;
}
.dark ::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* Loading animation */
.loading {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Fade in animation */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

/* --- Custom CSS Variables (Kept for convenience) --- */
:root {
    --sidebar-width: 256px;
    --sidebar-width-collapsed: 70px;
    --sidebar-bg: #ffffff;
    --sidebar-link-color: #364153;
    /* --sidebar-link-hover: #; */
    --sidebar-link-active: #1447e6;
    --sidebar-link-bg-hover: #f3f4f6;
}

/* Base body style */
body {
    overflow-x: hidden;
    background-color: #f8f9fa; 
}

/* --- Main Sidebar Container --- */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    transition: all 0.3s ease;
    position: fixed;
    z-index: 1000;
}

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

/* Prevent sidebar flash by applying collapsed state immediately */
.sidebar-collapsed .sidebar {
    width: var(--sidebar-width-collapsed);
}

/* --- Navigation List Structure --- */
.sidebar-nav {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
    flex-grow: 1;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-item {
    position: relative;
    margin: 0 16px; 
}

/* --- Sidebar Links --- */
.sidebar-link {
    display: flex;
    align-items: center;
    color: var(--sidebar-link-color);
    text-decoration: none;
    transition: all 0.2s ease;
    border-radius: 8px;
    padding: 12px 16px;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-link:hover {
    /* color: var(--sidebar-link-hover); */
    /* background: var(--sidebar-link-bg-hover); */
    transform: translateX(5px);
}

.sidebar-link.active {
    color: var(--sidebar-link-active);
    background: var(--sidebar-link-bg-hover);
    font-weight: 600;
}

/* Dark mode for active sidebar links */
.dark .sidebar-link.active {
    color: #3b82f6; /* Blue-500 for better contrast in dark mode */
    background: #1e3a8a; /* Blue-900 for dark mode background */
}

/* Active state for submenu items */
.submenu-item a.active {
    font-weight: 600;
}

.sidebar-link .link-text {
    transition: opacity 0.3s ease;
}

/* --- Submenu Arrow Icon --- */
.submenu-arrow {
    margin-left: auto;
    transition: transform 0.3s ease;
    font-size: 0.75rem;
}

/* Rotate arrow when open */
.sidebar-link[data-state="open"] .submenu-arrow {
    transform: rotate(90deg);
}

/* --- NEW: Submenu Styling (for custom JS) --- */
.submenu {
    list-style: none;
    padding-left: 0;
    overflow: hidden;
    /* Initial state for accordion */
    max-height: 0;
    transition: max-height 0.3s ease-in-out;
}

.submenu-item a {
    display: block;
    color: var(--sidebar-link-color);
    text-decoration: none;
    padding: 10px 16px 10px 50px;
    white-space: nowrap;
    overflow: hidden;
    transition: all 0.2s ease;
}

.submenu-item a:hover {
    /* color: var(--sidebar-link-hover); */
    /* background: var(--sidebar-link-bg-hover); */
    transform: translateX(5px);
}

/* --- Toggle Button --- */
.toggle-btn {
    position: absolute;
    right: -15px;
    top: 20px;
    /* background: white; */
    border-radius: 9999px; /* rounded-full */
    width: 30px;
    height: 30px;
    border: none;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    z-index: 100;
    cursor: pointer;
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.collapsed .toggle-btn {
    transform: rotate(180deg);
}

/* --- Main Content Area --- */
.main-content {
    min-height: 100vh;
    padding: 0;
    transition: margin-left 0.3s ease;
    margin-left: 0; /* No margin on mobile */
}

/* Responsive margin for desktop */
@media (min-width: 1024px) { /* lg breakpoint */
    .main-content {
        margin-left: var(--sidebar-width);
    }
    .sidebar.collapsed ~ .main-content {
        margin-left: var(--sidebar-width-collapsed);
    }
    .sidebar-collapsed .main-content {
        margin-left: var(--sidebar-width-collapsed);
    }
}

/* ======================================================= */
/* --- STYLES FOR COLLAPSED STATE (The "Magic") --- */
/* ======================================================= */

/* For Chrome, Safari, Brave, Edge */
.collapsed .sidebar-nav::-webkit-scrollbar {
    display: none;
}

.collapsed .sidebar-nav {
    scrollbar-width: none;
    overflow-y: auto;   /* Enables scrolling */
    overflow-x: hidden; /* Hides horizontal scrollbar */
}

/* Hide text, logo, profile info */
.collapsed .hide-on-collapse,
.collapsed .sidebar-link .link-text {
    opacity: 0;
    visibility: hidden;
    display:none;
    width: 0;
}

/* Adjust sidebar item margin */
.collapsed .sidebar-item {
    margin: 4px 8px;
}

/* Center icons */
.collapsed .sidebar-link {
    justify-content: center;
    padding: 0.5rem;
}

.collapsed .sidebar-link i {
    margin: 0 !important;
    font-size: 1.25rem;
}

/* Hide the rotating arrow */
.collapsed .submenu-arrow {
    display: none;
}

/* Prevent link hover transform when collapsed */
.collapsed .sidebar-link:hover {
    transform: none;
}

/* Apply collapsed styles immediately to prevent flash */
.sidebar-collapsed .hide-on-collapse,
.sidebar-collapsed .sidebar-link .link-text {
    opacity: 0;
    visibility: hidden;
    display: none;
    width: 0;
}

.sidebar-collapsed .sidebar-item {
    margin: 4px 8px;
}

.sidebar-collapsed .sidebar-link {
    justify-content: center;
    padding: 0.5rem;
}

.sidebar-collapsed .sidebar-link i {
    margin: 0 !important;
    font-size: 1.25rem;
}

.sidebar-collapsed .submenu-arrow {
    display: none;
}

.sidebar-collapsed .sidebar-link:hover {
    transform: none;
}

/* --- NEW: STYLES FOR "PORTAL" --- */
.flyout-menu {
    position: fixed; /* JS will set top/left */
    width: 220px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    padding: 8px;
    list-style: none; /* Make sure it's a list */
    z-index: 1000;
}

/* Dark mode for flyout menu using class-based approach */
.dark .flyout-menu {
    background: #1e293b;
}

.flyout-menu .submenu-item a {
    padding: 10px 20px;
    color: var(--sidebar-link-color);
    text-decoration: none;
    display: block;
    border-radius: 6px;
    white-space: nowrap;
}

/* Dark mode for flyout menu links */
.dark .flyout-menu .submenu-item a {
    color: #d1d5dc; /* oklch(70.7% 0.022 261.325) = #99a1af */
}

.flyout-menu .submenu-item a:hover {
    /* color: var(--sidebar-link-hover); */
    background: var(--sidebar-link-bg-hover);
    transform: translate(5px); /* No transform for flyout links */
}

/* Dark mode for flyout menu hover */
.dark .flyout-menu .submenu-item a:hover {
    background: #364153; /* oklch(70.7% 0.022 261.325) = #99a1af */
}