/* =========================
   VARIABLES & THEMING
   ========================= */
:root {
    /* Dimensions */
    --sidebar-width: 270px;
    --sidebar-collapsed-width: 80px;
    --sidebar-header-height: 70px;
    --sidebar-transition: all 0.3s ease;

    /* Couleurs light theme */
    --sidebar-bg: #ffffff;
    --sidebar-border: #e3e9f7;
    --sidebar-shadow: 8px 0 24px 0 rgba(39, 16, 144, 0.08);
    /* adapté au nouveau primary */
    --sidebar-header-bg: #f4f6fd;
    --sidebar-header-border: #e0e5f5;
    --sidebar-text-color: #2d3748;
    --sidebar-text-active: #271090;
    /* nouveau primary */
    --sidebar-divider-color: #ebeff8;
    --sidebar-hover-bg: #f0f4fa;
    --sidebar-active-bg: #e5e9fc;

    /* Accents */
    --primary-accent: #271090;
    --primary-hover: #3920c0;
    --secondary-accent: #11cdef;
    /* turquoise clair pour contraste */
    --secondary-hover: #0ba7bd;

    /* Badges */
    --badge-bg: linear-gradient(90deg, #11cdef 60%, #5edbff 100%);
    --badge-color: #fff;
    --badge-shadow: 0 1px 4px rgba(17, 205, 239, 0.3);

    /* Z-index */
    /* --sidebar-z-index: 1035; */
}


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

/* Header */
.sidebar-header {
    height: var(--sidebar-header-height);
    display: flex;
    align-items: center;
    padding: 0 1.3rem;
    border-bottom: 1px solid var(--sidebar-header-border);
    background: var(--sidebar-header-bg);
    flex-shrink: 0;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary-accent);
    width: 100%;
}

.sidebar-logo {
    height: 30px;
    width: 30px;
    margin-right: 12px;
    object-fit: contain;
}

.sidebar-brand-text {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.03em;
    transition: var(--sidebar-transition);
}

.sidebar-toggle {
    display: none;
    background: var(--secondary-accent);
    color: var(--badge-color) !important;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    box-shadow: var(--badge-shadow);
    transition: background 0.2s, color 0.2s;
}

.sidebar-toggle:hover {
    background: var(--primary-hover);
    color: #fff !important;
}

/* Navigation */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
    scrollbar-gutter: stable;
}

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

.sidebar-menu-header {
    padding: 0.7rem 1.2rem 0.3rem 1.2rem;
    font-size: 0.97rem;
    color: #718096;
    font-weight: 600;
    letter-spacing: 0.03em;
    background: none;
    border: none;
    text-transform: none;
    margin-top: 0.5rem;
}

.sidebar-menu-item {
    position: relative;
    margin: 0.2rem 0;
}

.sidebar-menu-link {
    display: flex;
    align-items: center;
    padding: 0.85rem 1.2rem;
    color: var(--sidebar-text-color);
    font-weight: 500;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    font-size: 1.07rem;
    border-radius: 0.7rem;
    margin: 0 0.5rem;
}

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

.sidebar-menu-item.active>.sidebar-menu-link {
    background: var(--sidebar-active-bg);
    color: var(--primary-accent);
    font-weight: 600;
}

.sidebar-menu-icon {
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
    margin-right: 12px;
    color: var(--primary-accent);
    transition: color 0.2s;
    flex-shrink: 0;
}

.sidebar-menu-link:hover .sidebar-menu-icon,
.sidebar-menu-item.active .sidebar-menu-icon {
    color: var(--primary-hover);
}

.sidebar-menu-text {
    transition: var(--sidebar-transition);
    white-space: nowrap;
}

.sidebar-menu-badge {
    margin-left: auto;
    font-size: 0.85em;
    background: var(--badge-bg);
    color: var(--badge-color);
    border-radius: 0.5em;
    padding: 0.22em 0.7em;
    font-weight: 600;
    box-shadow: var(--badge-shadow);
    transition: var(--sidebar-transition);
}

/* Submenu */
.has-submenu>.sidebar-menu-link {
    cursor: pointer;
}

.submenu-caret {
    transition: transform 0.2s;
    margin-left: auto;
    color: #718096;
}

.has-submenu:not(.open) .submenu-caret {
    transform: rotate(0deg);
}

.has-submenu.open .submenu-caret {
    transform: rotate(180deg);
}

.submenu {
    display: none;
    padding-left: 1.8rem;
    margin: 0.2rem 0.5rem 0.6rem 0.5rem;
    border-left: 2px solid var(--secondary-accent);
    background: rgba(246, 249, 254, 0.5);
    border-radius: 0 0 0.7rem 0.7rem;
}

.has-submenu.open>.submenu {
    display: block;
}

.submenu-item {
    margin: 0.2rem 0;
}

.submenu-item a {
    display: flex;
    align-items: center;
    padding: 0.45rem 0.8rem;
    color: #718096;
    border-radius: 0.6rem;
    font-size: 0.95rem;
    text-decoration: none;
    transition: background 0.18s, color 0.18s;
    position: relative;
}

.submenu-item a::before {
    content: "•";
    color: var(--primary-accent);
    font-size: 1.1em;
    margin-right: 0.7em;
    line-height: 1;
}

.submenu-item a:hover {
    background: var(--sidebar-hover-bg);
    color: var(--primary-hover);
}

.submenu-item.active>a {
    background: var(--sidebar-active-bg);
    color: var(--primary-accent);
    font-weight: 500;
}

/* Footer */
.sidebar-footer {
    border-top: 1px solid var(--sidebar-divider-color);
    background: var(--sidebar-header-bg);
    padding: 1rem;
    flex-shrink: 0;
}

.sidebar-upgrade-btn {
    display: block;
    background: linear-gradient(90deg, var(--secondary-accent) 60%, var(--secondary-hover) 100%);
    color: var(--badge-color);
    text-align: center;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: 0.5px;
    box-shadow: var(--badge-shadow);
    transition: var(--sidebar-transition);
}

.sidebar-upgrade-btn:hover {
    background: linear-gradient(90deg, var(--secondary-hover) 60%, var(--secondary-accent) 100%);
    transform: translateY(-2px) scale(1.03);
}

.sidebar-help-link {
    color: var(--primary-accent);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: var(--sidebar-transition);
    padding: 0.5rem;
    border-radius: 0.5rem;
}

.sidebar-help-link:hover {
    background: var(--sidebar-hover-bg);
    color: #233dd2;
}

/* =========================
   COLLAPSED STATE
   ========================= */
.sidebar-collapsed .sidebar {
    width: var(--sidebar-collapsed-width);
}

.sidebar-collapsed .sidebar-brand-text,
.sidebar-collapsed .sidebar-menu-text,
.sidebar-collapsed .sidebar-menu-header,
.sidebar-collapsed .sidebar-menu-badge,
.sidebar-collapsed .submenu-caret {
    opacity: 0;
    width: 0;
    height: 0;
    overflow: hidden;
    margin: 0;
    padding: 0;
    display: none;
}

.sidebar-collapsed .sidebar-menu-link {
    justify-content: center;
    padding: 0.85rem 0;
    margin: 0 0.3rem;
}

.sidebar-collapsed .sidebar-menu-icon {
    margin-right: 0;
    font-size: 1.3rem;
}

.sidebar-collapsed .sidebar-footer {
    padding: 0.5rem;
    text-align: center;
}

.sidebar-collapsed .sidebar-help-link span {
    display: none;
}

.sidebar-collapsed .sidebar-help-link i {
    font-size: 1.3rem;
}

.sidebar-collapsed .sidebar-upgrade-btn {
    padding: 10px 5px;
    font-size: 0;
}

.sidebar-collapsed .sidebar-upgrade-btn i {
    font-size: 1.3rem;
    margin: 0;
}

/* =========================
   RESPONSIVE BEHAVIOR
   ========================= */
@media (max-width: 993px) {
    .sidebar {
        transform: translateX(-100%);
        z-index: 1040;
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: block;
    }

    .sidebar-overlay {
        position: fixed;
        top: 0;
        left: 0;
        height: 100%;
        width: 100%;
        background: rgba(0, 0, 0, 0.25);
        backdrop-filter: blur(2px);
        z-index: 1039;
        display: none;
    }

    .sidebar.show+.sidebar-overlay {
        display: block;
    }
}

@media (min-width: 1200px) {
    .main-content {
        margin-left: var(--sidebar-width);
        transition: var(--sidebar-transition);
    }

    .sidebar-collapsed~.main-content {
        margin-left: var(--sidebar-collapsed-width);
    }

    .sidebar-overlay {
        display: none !important;
    }
}

/* @media (min-width: 981px) and (max-width: 1199.99px) {
    .sidebar-overlay {
        display: none !important;
    }
} */

/* =========================
   SCROLLBAR STYLING
   ========================= */
.sidebar-nav::-webkit-scrollbar {
    width: 6px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(94, 114, 228, 0.3);
    border-radius: 3px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: rgba(94, 114, 228, 0.5);
}

/* =========================
   UTILITY CLASSES
   ========================= */
.sidebar-divider {
    height: 1px;
    background-color: var(--sidebar-divider-color);
    margin: 10px 1.2rem;
    opacity: 0.5;
}

.badge-upgrade {
    background: var(--badge-bg);
    color: var(--badge-color);
    font-weight: 700;
    border-radius: 12px;
    padding: 3px 10px;
    box-shadow: var(--badge-shadow);
}

/* =========================
   GLOBAL TOGGLE BUTTON (Mobile)
   ========================= */
.sidebar-toggle-global {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1050;
    display: none;
    background: var(--primary-accent);
    color: white;
    padding: 8px 10px;
    border-radius: 5px;
    border: none;
    transition: background 0.2s;
}

.sidebar-toggle-global:hover {
    background: var(--primary-hover);
}

@media (max-width: 1199.99px) {
    .sidebar-toggle-global {
        display: block;
    }
}

/* =========================
   OFFCANVAS MENU MOBILE/TABLETTE
   ========================= */
.offcanvas.offcanvas-start {
    width: 270px;
    background: #fff;
    border-right: 1px solid #e3e9f7;
    box-shadow: 8px 0 24px 0 rgba(44, 62, 80, 0.13);
    transition: width 0.2s;
    padding-top: 0;
}

.offcanvas .offcanvas-header {
    border-bottom: 1px solid #f0f4fa;
    background: #f6f9fe;
    padding: 1.1rem 1.3rem;
}

.offcanvas .offcanvas-title {
    font-weight: 700;
    color: #5e72e4;
    font-size: 1.25rem;
    letter-spacing: 0.03em;
}

.offcanvas .sidebar-menu,
.offcanvas .list-group {
    padding-left: 0;
    margin-bottom: 0;
}

.offcanvas .sidebar-menu-link,
.offcanvas .list-group-item a {
    display: flex;
    align-items: center;
    padding: 0.85rem 1.2rem;
    color: #2d3748;
    font-weight: 500;
    border-radius: 0.7rem;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    font-size: 1.07rem;
}

.offcanvas .sidebar-menu-link:hover,
.offcanvas .list-group-item a:hover {
    background: #f6f9fe;
    color: #0d6efd;
}

.offcanvas .sidebar-menu-item.active>.sidebar-menu-link,
.offcanvas .list-group-item.active>a {
    background: #e0e7ff;
    color: #5e72e4;
    font-weight: 600;
}

.offcanvas .sidebar-menu-header {
    padding: 0.7rem 1.2rem 0.3rem 1.2rem;
    font-size: 0.97rem;
    color: #718096;
    font-weight: 600;
    letter-spacing: 0.03em;
    background: none;
    border: none;
}

.offcanvas .sidebar-menu-badge,
.offcanvas .badge-upgrade {
    margin-left: 0.5rem;
    font-size: 0.85em;
    background: linear-gradient(90deg, #10B981 60%, #ffe082 100%);
    color: #222;
    border-radius: 0.5em;
    padding: 0.22em 0.7em;
    font-weight: 600;
    box-shadow: 0 1px 4px #10B98133;
}

.offcanvas .form-select {
    border-radius: 0.7rem;
    margin-top: 1rem;
    font-size: 0.98rem;
}

.offcanvas .sidebar-help-link {
    color: #5e72e4;
    font-size: 1em;
    padding: 0.8rem 1.2rem;
    display: block;
    border-radius: 0.7rem;
    margin-bottom: 0.5rem;
    background: none;
    transition: background 0.15s, color 0.15s;
}

.offcanvas .sidebar-help-link:hover {
    background: #f6f9fe;
    color: #233dd2;
}

.offcanvas .list-group-item {
    border: none;
    background: none;
    padding: 0.5rem 1.2rem;
}

.offcanvas .list-group-item:not(:last-child) {
    border-bottom: 1px solid #f6f9fe;
}

.offcanvas .btn-close {
    filter: none;
    font-size: 1.2rem;
}

.offcanvas .sidebar-upgrade-btn {
    display: block;
    background: linear-gradient(90deg, #10B981 60%, #dda20a 100%);
    color: #222;
    text-align: center;
    padding: 10px;
    border-radius: 6px;
    margin: 1rem 1.2rem 0.5rem 1.2rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px #10B98133;
    border: none;
    transition: background 0.2s, color 0.2s;
}

.offcanvas .sidebar-upgrade-btn:hover {
    background: linear-gradient(90deg, #dda20a 60%, #10B981 100%);
    color: #111;
    transform: translateY(-2px) scale(1.03);
}

/* Responsive: améliore la lisibilité sur petits écrans */
@media (max-width: 981px) {
    .offcanvas.offcanvas-start {
        width: 100vw;
        min-width: 0;
        border-radius: 0;
    }

    .offcanvas .offcanvas-header {
        padding: 1rem 1rem 0.7rem 1rem;
    }

    .offcanvas .sidebar-upgrade-btn {
        margin: 1rem 1rem 0.5rem 1rem;
    }

    .offcanvas .sidebar-menu-link,
    .offcanvas .list-group-item a {
        font-size: 1.12rem;
        padding: 1rem 1.1rem;
    }
}

/* Ajout d'une ombre douce sur le menu mobile/tablette */
.offcanvas {
    box-shadow: 8px 0 32px 0 rgba(44, 62, 80, 0.13);
}