/**
 * Enhanced Sidebar Styles - OPTIRH
 * Amélioration UI/UX de la barre latérale
 *
 * Variables utilisées (définies dans my-task.style.min.css):
 * --primary-color, --secondary-color, --white-color, --text-color
 *
 * Typography Scale (based on 16px root):
 * - xs:   11px (0.6875rem)
 * - sm:   13px (0.8125rem)
 * - base: 14px (0.875rem)
 * - md:   15px (0.9375rem)
 * - lg:   16px (1rem)
 * - xl:   18px (1.125rem)
 */

/* ==========================================================================
   CSS Variables - Sidebar Specific
   ========================================================================== */

:root {
    /* Font Family */
    --sidebar-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    /* Spacing */
    --sidebar-padding-x: 1rem;
    --sidebar-padding-y: 1.5rem;
    --menu-item-padding-x: 0.75rem;
    --menu-item-padding-y: 0.5rem;
    --submenu-padding-left: 2.25rem;

    /* Typography - Standard Scale */
    --sidebar-font-size-xs: 0.6875rem;   /* 11px - section titles */
    --sidebar-font-size-sm: 0.8125rem;   /* 13px - submenu items */
    --sidebar-font-size-base: 0.875rem;  /* 14px - main menu items */
    --sidebar-font-size-md: 0.9375rem;   /* 15px - hover states */
    --sidebar-font-size-lg: 1rem;        /* 16px - brand name */
    --sidebar-font-size-xl: 1.125rem;    /* 18px - large headings */

    /* Font Weights */
    --sidebar-font-weight-normal: 400;
    --sidebar-font-weight-medium: 500;
    --sidebar-font-weight-semibold: 600;

    /* Line Heights */
    --sidebar-line-height-tight: 1.25;
    --sidebar-line-height-normal: 1.5;

    /* Letter Spacing */
    --sidebar-letter-spacing-tight: -0.01em;
    --sidebar-letter-spacing-normal: 0;
    --sidebar-letter-spacing-wide: 0.05em;

    /* Colors - Sidebar specific */
    --sidebar-text-color: rgba(255, 255, 255, 0.9);
    --sidebar-text-muted: rgba(255, 255, 255, 0.55);
    --sidebar-hover-bg: rgba(255, 255, 255, 0.08);
    --sidebar-active-bg: rgba(255, 255, 255, 0.12);
    --sidebar-divider-color: rgba(255, 255, 255, 0.12);
    --sidebar-section-color: rgba(255, 255, 255, 0.45);

    /* Transitions */
    --sidebar-transition: all 0.2s ease-in-out;

    /* Border radius */
    --sidebar-radius-sm: 6px;
    --sidebar-radius-md: 8px;
    --sidebar-radius-lg: 12px;

    /* Icon sizes */
    --sidebar-icon-size: 18px;
    --sidebar-arrow-size: 12px;
}

/* ==========================================================================
   Sidebar Container
   ========================================================================== */

.sidebar {
    padding: var(--sidebar-padding-y) var(--sidebar-padding-x);
    font-family: var(--sidebar-font-family);
    font-size: var(--sidebar-font-size-base);
    line-height: var(--sidebar-line-height-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Sidebar Header - Logo & Brand
   ========================================================================== */

.sidebar-header {
    padding: 0 0.25rem;
}

.sidebar-header .brand-icon {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.5rem;
    border-radius: var(--sidebar-radius-md);
    transition: var(--sidebar-transition);
}

.sidebar-header .brand-icon:hover {
    background-color: var(--sidebar-hover-bg);
}

.sidebar-header .logo-wrapper {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--white-color);
    border-radius: var(--sidebar-radius-md);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.sidebar-header .logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 4px;
}

.sidebar-header .brand-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.sidebar-header .logo-text {
    font-size: var(--sidebar-font-size-lg);
    font-weight: var(--sidebar-font-weight-semibold);
    color: var(--white-color);
    line-height: var(--sidebar-line-height-tight);
    letter-spacing: var(--sidebar-letter-spacing-tight);
}

.sidebar-header .logo-subtitle {
    font-size: var(--sidebar-font-size-xs);
    color: var(--sidebar-text-muted);
    font-weight: var(--sidebar-font-weight-medium);
    text-transform: uppercase;
    letter-spacing: var(--sidebar-letter-spacing-wide);
    margin-top: 2px;
}

/* ==========================================================================
   Sidebar Divider
   ========================================================================== */

.sidebar-divider {
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        var(--sidebar-divider-color) 20%,
        var(--sidebar-divider-color) 80%,
        transparent 100%
    );
    margin: 0 0.5rem;
}

/* ==========================================================================
   Navigation Menu List
   ========================================================================== */

.sidebar-nav {
    overflow-y: auto;
    overflow-x: hidden;
    margin: 0 -0.25rem;
    padding: 0 0.25rem;

    /* Custom scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--sidebar-divider-color) transparent;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background-color: var(--sidebar-divider-color);
    border-radius: 4px;
}

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

/* ==========================================================================
   Menu Section Headers
   ========================================================================== */

.menu-list .menu-section {
    padding: 1.25rem var(--menu-item-padding-x) 0.5rem;
    pointer-events: none;
}

.menu-list .menu-section:first-child {
    padding-top: 0.25rem;
}

.menu-list .section-title {
    font-size: var(--sidebar-font-size-xs);
    font-weight: var(--sidebar-font-weight-semibold);
    color: var(--sidebar-section-color);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: var(--sidebar-line-height-tight);
}

/* ==========================================================================
   Menu Items
   ========================================================================== */

.menu-list .menu-item {
    margin-bottom: 2px;
}

/* Main link styles */
.menu-list .m-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: var(--menu-item-padding-y) var(--menu-item-padding-x);
    color: var(--sidebar-text-color);
    font-size: var(--sidebar-font-size-base);
    font-weight: var(--sidebar-font-weight-normal);
    line-height: var(--sidebar-line-height-normal);
    letter-spacing: var(--sidebar-letter-spacing-normal);
    text-decoration: none;
    border-radius: var(--sidebar-radius-sm);
    transition: var(--sidebar-transition);
    position: relative;
}

.menu-list .m-link:hover {
    background-color: var(--sidebar-hover-bg);
    color: var(--white-color);
}

.menu-list .m-link.active {
    background-color: var(--sidebar-active-bg);
    color: var(--secondary-color);
    font-weight: var(--sidebar-font-weight-medium);
}

/* Active indicator bar */
.menu-list .m-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background-color: var(--secondary-color);
    border-radius: 0 2px 2px 0;
}

/* Icon styles */
.menu-list .m-link i:first-child,
.menu-list .m-link [class^='icofont-']:first-child {
    font-size: var(--sidebar-icon-size);
    width: var(--sidebar-icon-size);
    text-align: center;
    flex-shrink: 0;
    opacity: 0.85;
    transition: var(--sidebar-transition);
}

.menu-list .m-link:hover i:first-child,
.menu-list .m-link.active i:first-child {
    opacity: 1;
}

/* Text label */
.menu-list .m-link span:not(.arrow) {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Arrow icon for submenus */
.menu-list .m-link .arrow {
    font-size: var(--sidebar-arrow-size);
    opacity: 0.5;
    transition: transform 0.2s ease;
    margin-left: auto;
}

.menu-list .menu-item.expanded .m-link .arrow,
.menu-list .m-link[aria-expanded="true"] .arrow {
    transform: rotate(180deg);
}

/* ==========================================================================
   Submenus
   ========================================================================== */

.menu-list .sub-menu {
    list-style: none;
    padding: 0.25rem 0 0.5rem 0;
    margin: 0;
    position: relative;
}

/* Vertical line indicator */
.menu-list .sub-menu::before {
    content: '';
    position: absolute;
    left: calc(var(--menu-item-padding-x) + var(--sidebar-icon-size) / 2);
    top: 0.25rem;
    bottom: 0.5rem;
    width: 1px;
    background-color: var(--sidebar-divider-color);
}

/* Submenu links */
.menu-list .sub-menu .ms-link {
    display: flex;
    align-items: center;
    padding: 0.4375rem var(--menu-item-padding-x);
    padding-left: var(--submenu-padding-left);
    color: var(--sidebar-text-color);
    font-size: var(--sidebar-font-size-sm);
    font-weight: var(--sidebar-font-weight-normal);
    line-height: var(--sidebar-line-height-normal);
    letter-spacing: var(--sidebar-letter-spacing-normal);
    text-decoration: none;
    border-radius: var(--sidebar-radius-sm);
    transition: var(--sidebar-transition);
    position: relative;
}

.menu-list .sub-menu .ms-link:hover {
    background-color: var(--sidebar-hover-bg);
    color: var(--white-color);
}

.menu-list .sub-menu .ms-link.active {
    color: var(--secondary-color);
    font-weight: var(--sidebar-font-weight-medium);
    background-color: var(--sidebar-active-bg);
}

/* Dot indicator for submenu items */
.menu-list .sub-menu .ms-link::before {
    content: '';
    position: absolute;
    left: calc(var(--menu-item-padding-x) + var(--sidebar-icon-size) / 2 - 3px);
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--sidebar-divider-color);
    transition: var(--sidebar-transition);
}

.menu-list .sub-menu .ms-link:hover::before,
.menu-list .sub-menu .ms-link.active::before {
    background-color: var(--secondary-color);
}

/* ==========================================================================
   Sidebar Footer
   ========================================================================== */

.sidebar-footer {
    border-top: 1px solid var(--sidebar-divider-color);
    padding-top: 1rem;
    margin-top: 1rem;
}

/* Theme toggle */
.theme-toggle-wrapper {
    padding: 0.5rem var(--menu-item-padding-x);
}

.theme-toggle-wrapper .form-switch {
    margin: 0;
    padding-left: 0;
}

.theme-toggle-wrapper .form-check-input {
    width: 2.5rem;
    height: 1.25rem;
    margin-right: 0.5rem;
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.2);
    border: none;
}

.theme-toggle-wrapper .form-check-input:checked {
    background-color: var(--secondary-color);
}

.theme-toggle-wrapper .form-check-input:focus {
    box-shadow: none;
    border: none;
}

.theme-toggle-wrapper .form-check-label {
    font-size: var(--sidebar-font-size-sm);
    font-weight: var(--sidebar-font-weight-normal);
    color: var(--sidebar-text-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    line-height: var(--sidebar-line-height-normal);
}

.theme-toggle-wrapper .form-check-label i {
    font-size: var(--sidebar-font-size-base);
}

/* Portal link */
.portal-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: var(--menu-item-padding-y) var(--menu-item-padding-x);
    color: var(--sidebar-text-color);
    font-size: var(--sidebar-font-size-sm);
    font-weight: var(--sidebar-font-weight-normal);
    line-height: var(--sidebar-line-height-normal);
    text-decoration: none;
    border-radius: var(--sidebar-radius-sm);
    transition: var(--sidebar-transition);
    margin-bottom: 0.5rem;
}

.portal-link:hover {
    background-color: var(--sidebar-hover-bg);
    color: var(--white-color);
}

.portal-link i {
    font-size: var(--sidebar-icon-size);
    opacity: 0.85;
}

/* Collapse button */
.sidebar-mini-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.5rem;
    color: var(--sidebar-text-muted);
    background: transparent;
    border: 1px solid var(--sidebar-divider-color);
    border-radius: var(--sidebar-radius-sm);
    font-size: 1.25rem;
    transition: var(--sidebar-transition);
    cursor: pointer;
}

.sidebar-mini-btn:hover {
    background-color: var(--sidebar-hover-bg);
    color: var(--white-color);
    border-color: var(--sidebar-text-muted);
}

.sidebar-mini-btn:focus {
    outline: none;
    box-shadow: none;
}

/* ==========================================================================
   Sidebar Mini (Collapsed) State
   ========================================================================== */

.sidebar.sidebar-mini .sidebar-header .brand-info {
    display: none;
}

.sidebar.sidebar-mini .sidebar-header .logo-wrapper {
    margin: 0 auto;
}

.sidebar.sidebar-mini .menu-section {
    display: none;
}

.sidebar.sidebar-mini .menu-list .m-link span:not(.arrow),
.sidebar.sidebar-mini .menu-list .m-link .arrow {
    display: none;
}

.sidebar.sidebar-mini .menu-list .m-link {
    justify-content: center;
    padding: 0.75rem;
}

.sidebar.sidebar-mini .menu-list .m-link i:first-child {
    font-size: 1.375rem;
}

.sidebar.sidebar-mini .sidebar-divider {
    display: none;
}

.sidebar.sidebar-mini .theme-toggle-wrapper .form-check-label span,
.sidebar.sidebar-mini .portal-link span {
    display: none;
}

.sidebar.sidebar-mini .portal-link {
    justify-content: center;
}

.sidebar.sidebar-mini .sidebar-mini-btn i::before {
    content: '\ea65'; /* icofont-rounded-double-right */
}

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

@media only screen and (max-width: 1279px) {
    .sidebar {
        padding: 1.25rem 0.875rem;
    }

    .sidebar-header .logo-wrapper {
        width: 40px;
        height: 40px;
    }

    .sidebar-header .logo-text {
        font-size: var(--sidebar-font-size-md); /* 15px */
    }

    .menu-list .m-link {
        font-size: var(--sidebar-font-size-sm); /* 13px */
        padding: 0.4375rem 0.625rem;
    }

    .menu-list .sub-menu .ms-link {
        font-size: 0.75rem; /* 12px */
        padding: 0.375rem 0.625rem;
        padding-left: 2rem;
    }

    .menu-list .section-title {
        font-size: 0.625rem; /* 10px */
    }
}

@media only screen and (max-width: 767px) {
    .sidebar {
        padding: 1rem 0.625rem;
    }

    .sidebar-header .logo-wrapper {
        width: 36px;
        height: 36px;
    }

    .sidebar-header .logo-text {
        font-size: var(--sidebar-font-size-base); /* 14px */
    }

    .sidebar-header .logo-subtitle {
        display: none;
    }

    .menu-list .m-link {
        font-size: var(--sidebar-font-size-sm); /* 13px */
        padding: 0.375rem 0.5rem;
    }

    .menu-list .sub-menu .ms-link {
        font-size: 0.75rem; /* 12px */
    }

    .sidebar-mini-btn {
        display: none;
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.menu-list .sub-menu.show {
    animation: fadeIn 0.2s ease-out;
}

/* ==========================================================================
   Dark Mode Adjustments (when body has theme-dark class)
   ========================================================================== */

body.theme-dark .sidebar {
    --sidebar-hover-bg: rgba(255, 255, 255, 0.05);
    --sidebar-active-bg: rgba(255, 255, 255, 0.08);
}