/**
 * Navigation Panel Styles
 * Slide-out left navigation panel with hierarchical menu
 */

/* ========================================
   NAVIGATION PANEL OVERLAY & BACKDROP
   ======================================== */

/* Backdrop overlay - no longer used since content pushes off-screen */
.nav-panel-backdrop {
    display: none;
}

/* ========================================
   NAVIGATION PANEL
   ======================================== */

.nav-panel {
    position: fixed !important; /* Force fixed positioning even if inside containers */
    top: 0 !important;
    left: -280px !important; /* Hidden by default, positioned off-screen to the left */
    width: 280px !important;
    height: 100vh !important;
    background-color: #ffffff;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.15);
    z-index: 9995 !important; /* Below everything by default */
    overflow-y: auto;
    overflow-x: hidden;
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1), z-index 0s 0.3s;
    margin: 0 !important; /* Reset any margins */
    transform: none !important; /* Prevent transforms from parent containers */
}

/* Panel visible when open - appears on top */
body.nav-panel-open .nav-panel {
    left: 0 !important;
    z-index: 10000 !important; /* Above everything when open */
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1), z-index 0s 0s;
}

/* Prevent body scroll when panel is open */
body.nav-panel-open {
    overflow: hidden;
}

/* Main page wrapper - wraps all content including header */
body {
    position: relative;
}

/* All content shifts right when panel opens (except header) */
body.nav-panel-open > *:not(.nav-panel):not(.nav-panel-backdrop):not(.safaroto-header) {
    transform: translateX(280px);
}

/* Ensure smooth transitions (except header) */
body > *:not(.nav-panel):not(.nav-panel-backdrop):not(.safaroto-header) {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   PANEL MENU
   ======================================== */

.nav-panel-menu {
    padding: 0;
    margin: 0;
    list-style: none;
}

/* Main menu items (level 1) */
.nav-panel-menu > li {
    border-bottom: 1px solid #eee;
}

.nav-panel-menu-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: #333;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: background-color 0.2s ease;
    cursor: pointer;
}

.nav-panel-menu-item:hover {
    background-color: #f8f8f8;
}

.nav-panel-menu-item.active {
    background-color: #fff9e6;
    color: #26b8f3;
    border-left: 4px solid #26b8f3;
    padding-left: 16px;
}

.nav-panel-menu-item i {
    margin-right: 12px;
    font-size: 16px;
    width: 20px;
    text-align: center;
}

/* Submenu container */
.nav-panel-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    background-color: #f9f9f9;
}

.nav-panel-submenu li {
    border-bottom: 1px solid #eee;
}

.nav-panel-submenu li:last-child {
    border-bottom: none;
}

/* Submenu items (level 2) */
.nav-panel-submenu-item {
    display: flex;
    align-items: center;
    padding: 10px 20px 10px 52px;
    color: #555;
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    transition: background-color 0.2s ease;
}

.nav-panel-submenu-item:hover {
    background-color: #f0f0f0;
}

.nav-panel-submenu-item.active {
    background-color: #fff9e6;
    color: #26b8f3;
    font-weight: 500;
}

.nav-panel-submenu-item i {
    margin-right: 10px;
    font-size: 13px;
    width: 16px;
    text-align: center;
}

.nav-panel-submenu-item img.nav-panel-submenu-icon {
    width: 20px;
    height: 20px;
    margin-right: 10px;
    object-fit: contain;
    filter: brightness(0) saturate(100%) invert(38%) sepia(0%) saturate(0%) hue-rotate(180deg) brightness(94%) contrast(88%); /* #555 color */
}

/* Blue color for active submenu icons */
.nav-panel-submenu-item.active img.nav-panel-submenu-icon {
    filter: brightness(0) saturate(100%) invert(56%) sepia(89%) saturate(1820%) hue-rotate(169deg) brightness(99%) contrast(93%); /* #26b8f3 color */
}

/* ========================================
   DESKTOP RESPONSIVE
   ======================================== */

@media (min-width: 768px) {
    .nav-panel {
        width: 320px !important;
        left: -320px !important; /* Hidden off-screen on desktop */
    }

    /* Panel visible when open on desktop */
    body.nav-panel-open .nav-panel {
        left: 0 !important;
        z-index: 10000 !important; /* Above everything when open */
    }

    /* All content shifts right by panel width on desktop (except header) */
    body.nav-panel-open > *:not(.nav-panel):not(.nav-panel-backdrop):not(.safaroto-header) {
        transform: translateX(320px);
    }

    .nav-panel-menu-item {
        font-size: 16px;
        padding: 14px 24px;
    }

    .nav-panel-menu-item.active {
        padding-left: 20px;
    }

    .nav-panel-submenu-item {
        padding: 12px 24px 12px 60px;
        font-size: 15px;
    }
}

/* ========================================
   SCROLLBAR STYLING
   ======================================== */

.nav-panel::-webkit-scrollbar {
    width: 6px;
}

.nav-panel::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.nav-panel::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 3px;
}

.nav-panel::-webkit-scrollbar-thumb:hover {
    background: #999;
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

.nav-panel-menu-item:focus,
.nav-panel-submenu-item:focus {
    outline: 2px solid #26b8f3;
    outline-offset: -2px;
}

/* Skip to main content for keyboard navigation */
.skip-to-main {
    position: absolute;
    top: -40px;
    left: 0;
    background: #26b8f3;
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 10000;
}

.skip-to-main:focus {
    top: 0;
}