/* SIDEBAR */
.sidebar {
    width: var(--nav-width);
    background: var(--surface-nav);
    color: var(--text-nav);
    padding: var(--space-5);
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    transition: width var(--duration-slow) var(--ease-standard), padding var(--duration-slow) var(--ease-standard);
    border-right: 1px solid var(--border-nav);
}

/* Solo activar scroll cuando está expandida y el contenido lo necesita */
.sidebar:not(.collapsed) {
    overflow-y: auto;
}

.sidebar.collapsed {
    width: var(--nav-width-collapsed);
    padding: var(--space-4) var(--space-2);
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-5);
    border-bottom: 1px solid var(--border-nav);
    gap: var(--space-2-5);
}

.sidebar.collapsed .sidebar-header {
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-4);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.sidebar-header-content {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    flex: 1;
}

.sidebar-logo {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
}

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

.sidebar-title {
    flex: 1;
}

.sidebar-title h1 {
    font-size: var(--text-xl);
    margin: 0;
    margin-bottom: var(--space-0-5);
    font-weight: var(--weight-bold);
    letter-spacing: var(--tracking-wide);
    color: var(--text-nav-strong);
    font-family: var(--font-display);
}

.sidebar-title p {
    font-size: var(--text-2xs);
    margin: 0;
    opacity: 0.6;
    font-weight: var(--weight-regular);
    color: var(--text-nav);
}

.sidebar.collapsed .sidebar-title {
    display: none;
}

.sidebar-toggle {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.08);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-nav);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--duration-normal) var(--ease-standard);
    flex-shrink: 0;
}

.sidebar-toggle:hover {
    background: rgba(255,255,255,0.14);
}

.sidebar-toggle svg {
    width: 20px;
    height: 20px;
    transition: transform var(--duration-slow) var(--ease-standard);
}

.sidebar.collapsed .sidebar-toggle svg {
    transform: scaleX(-1);
}

/* USER SECTION */
.user-section {
    background: var(--surface-nav-raised);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-6);
    display: flex;
    gap: var(--space-3);
    align-items: center;
    transition: all var(--duration-slow) var(--ease-standard);
}

.sidebar.collapsed .user-section {
    flex-direction: column;
    gap: var(--space-2);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: color-mix(in oklch, var(--pine-500) 20%, transparent);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pine-400);
    flex-shrink: 0;
    overflow: hidden;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.user-avatar svg {
    width: 24px;
    height: 24px;
}

.user-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-0-5);
    min-width: 0;
}

.sidebar.collapsed .user-info {
    display: none;
}

.user-name {
    font-weight: var(--weight-semibold);
    font-size: var(--text-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-nav-strong);
}

.user-role {
    font-size: var(--text-2xs);
    opacity: 0.6;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-nav);
}

/* NAV SECTIONS */
.nav-section {
    margin-bottom: var(--space-6);
    transition: all var(--duration-slow) var(--ease-standard);
}

.sidebar.collapsed .nav-section {
    margin-bottom: var(--space-4);
}

.nav-section-title {
    font: var(--type-eyebrow);
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
    color: var(--text-nav-muted);
    margin-bottom: var(--space-2-5);
    padding-left: var(--space-2);
    transition: opacity var(--duration-slow) var(--ease-standard);
}

.sidebar.collapsed .nav-section-title {
    display: none;
}

.nav-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-1-5);
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3-5);
    background: transparent;
    color: var(--text-nav);
    border: none;
    border-left: 3px solid transparent;
    cursor: pointer;
    font: var(--type-label);
    transition: all var(--duration-normal) var(--ease-standard);
    text-align: left;
    border-radius: var(--radius-sm);
    position: relative;
}

.sidebar.collapsed .nav-btn {
    gap: 0;
    justify-content: center;
    padding: var(--space-3);
}

.nav-icon {
    width: 20px;
    height: 20px;
    color: var(--text-nav-muted);
    flex-shrink: 0;
    transition: color var(--duration-normal) var(--ease-standard);
}

.nav-btn span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    transition: opacity var(--duration-normal) var(--ease-standard);
}

.sidebar.collapsed .nav-btn span {
    display: none;
}

.nav-btn:hover {
    background: var(--surface-nav-raised);
    border-left-color: var(--clay-400);
}

.sidebar.collapsed .nav-btn:hover {
    background: var(--surface-nav-raised);
}

.nav-btn:hover .nav-icon {
    color: var(--text-nav-strong);
}

.nav-btn.active {
    background: var(--surface-nav-active);
    border-left-color: var(--clay-400);
}

.sidebar.collapsed .nav-btn.active {
    background: var(--surface-nav-active);
}

.nav-btn.active .nav-icon {
    color: var(--text-nav-strong);
}

.nav-btn.active span {
    color: var(--text-nav-strong);
    font-weight: var(--weight-semibold);
}

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

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

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.15);
    border-radius: var(--radius-pill);
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.25);
}

.user-section {
    position: relative;
    cursor: pointer;
}

.user-menu {
    position: absolute;
    top: calc(100% + var(--space-2));
    left: 0;
    right: 0;
    background: var(--surface-nav-raised);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: none;
    flex-direction: column;
    z-index: 100;
    overflow: hidden;
    border: 1px solid var(--border-nav);
}

.user-menu.show {
    display: flex;
}

.user-menu-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-3-5);
    color: var(--text-nav);
    text-decoration: none;
    background: transparent;
    border: none;
    cursor: pointer;
    font: var(--type-label);
    text-align: left;
    transition: background var(--duration-normal) var(--ease-standard);
}

.user-menu-item:hover {
    background: var(--surface-nav-active);
}

.user-menu-item svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.sidebar.collapsed .user-menu {
    left: var(--space-3);
    right: auto;
    min-width: 180px;
}

/* ── Sidebar overlay (mobile drawer backdrop) ── */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: calc(var(--z-nav) + 99);
    transition: opacity var(--duration-normal) var(--ease-standard);
}
.sidebar-overlay[hidden] {
    display: none;
}

/* RESPONSIVE — Mobile drawer */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        width: min(80vw, 300px);
        transform: translateX(-100%);
        transition: transform 0.25s var(--ease-standard);
        z-index: calc(var(--z-nav) + 100);
        overflow-y: auto;
        flex-shrink: 1;
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    /* Forzar visibilidad del contenido en el drawer — anular .sidebar.collapsed */
    .sidebar.collapsed .sidebar-title,
    .sidebar.collapsed .user-info,
    .sidebar.collapsed .nav-section-title,
    .sidebar.collapsed .nav-btn span {
        display: block;
    }

    /* Block-level para elementos que lo necesiten */
    .sidebar.collapsed .sidebar-title { display: block; }
    .sidebar.collapsed .user-info { display: flex; }
    .sidebar.collapsed .nav-section-title { display: block; }
    .sidebar.collapsed .nav-btn span { display: block; }

    /* Resetear header layout en drawer */
    .sidebar .sidebar-header {
        flex-direction: row;
        align-items: flex-start;
        justify-content: space-between;
        margin-bottom: var(--space-8);
        padding-bottom: var(--space-5);
    }

    .sidebar.collapsed .sidebar-header {
        flex-direction: row;
        align-items: flex-start;
        justify-content: space-between;
        margin-bottom: var(--space-8);
        padding-bottom: var(--space-5);
    }

    .sidebar .sidebar-header-content {
        justify-content: flex-start;
        flex: 1;
    }

    .sidebar.collapsed .sidebar-header-content {
        justify-content: flex-start;
        flex: 1;
    }

    .sidebar .sidebar-logo {
        width: 44px;
        height: 44px;
    }

    .sidebar.collapsed .sidebar-logo {
        width: 44px;
        height: 44px;
    }

    .sidebar .sidebar-toggle {
        display: flex;
        width: 36px;
        height: 36px;
        flex-shrink: 0;
        margin: 0;
    }

    .sidebar .nav-btn {
        gap: var(--space-3);
        justify-content: flex-start;
        padding: var(--space-3) var(--space-3-5);
    }

    .sidebar.collapsed .nav-btn {
        gap: var(--space-3);
        justify-content: flex-start;
        padding: var(--space-3) var(--space-3-5);
    }

    /* Ocultar el toggle de sidebar en drawer (se usa el hamburguesa externo) */
    .sidebar .sidebar-toggle {
        display: none;
    }

    /* Ancho completo en movil, no el collapsed */
    .sidebar.collapsed {
        width: min(80vw, 300px);
        padding: var(--space-5);
    }
}

/* ── Notificación de escritorio - banner de permiso ── */
.notif-permission-banner {
    display: none;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    margin-bottom: var(--space-4);
    background: var(--surface-nav-raised);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-nav);
    font-size: var(--text-2xs);
    color: var(--text-nav);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-standard);
}

.notif-permission-banner:hover {
    background: rgba(255,255,255,0.1);
}

.notif-permission-banner svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--amber-400);
}

.notif-permission-banner.show {
    display: flex;
}

.sidebar.collapsed .notif-permission-banner {
    display: none;
}

/* ── Animación del badge ── */
@keyframes badge-pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.25); }
    100% { transform: scale(1); }
}

.nav-badge.pulse {
    animation: badge-pulse 0.4s ease-out;
}

/* Nav badge (notificaciones no leídas) */
.nav-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: var(--red-600, #dc2626);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    line-height: 1;
    border-radius: 999px;
    position: absolute;
    top: 4px;
    right: 6px;
    pointer-events: none;
    transition: opacity var(--duration-normal) var(--ease-standard);
}

.sidebar.collapsed .nav-badge {
    display: none;
}