/* ============================================
   Menu Styles - Multi-level Sidebar Navigation
   ============================================ */

/* Menu container */
.menu-container {
    width: 100%;
}

.menu-container > ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* 
 * Menu hierarchy:
 * - Level 1: Main sidebar items
 * - Level 2: First submenu (indented with muted background)
 * - Level 3: Second submenu (further indented with accent border)
 */

/* --- Level 1 Styles --- */
.menu-item-l1,
.menu-parent-l1 {
    position: relative;
}

.menu-link-l1,
.menu-button-l1 {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.625rem 0.75rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-lg, 0.5rem);
    transition: all 0.2s ease;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: start;
}

.menu-link-l1:hover,
.menu-button-l1:hover {
    color: var(--color-text-primary);
    background-color: var(--color-nav-hover);
}

.menu-link-l1:focus-visible,
.menu-button-l1:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: 2px;
}

/* Active state for parent */
.menu-parent-l1.active > .menu-button-l1 {
    color: var(--color-primary);
    background-color: color-mix(in srgb, var(--color-primary) 8%, transparent);
}

/* --- Level 2 Styles --- */
.menu-submenu-l1 {
    padding: 0.375rem 0;
    margin: 0.25rem 0 0.25rem 0.75rem;
    border-inline-start: 2px solid var(--color-border-light);
}

.menu-item-l2,
.menu-parent-l2 {
    position: relative;
    margin: 0.125rem 0;
}

.menu-link-l2,
.menu-button-l2 {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.5rem 0.875rem 0.5rem 0.625rem; padding-inline: 0.875rem 0.625rem;
    font-size: 0.875rem;
    font-weight: 450;
    color: var(--color-text-tertiary);
    border-start-end-radius: 0.375rem; border-end-end-radius: 0.375rem;
    transition: all 0.2s ease;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: start;
}

.menu-link-l2:hover,
.menu-button-l2:hover {
    color: var(--color-text-primary);
    background-color: var(--color-background-secondary);
}

.menu-link-l2:focus-visible,
.menu-button-l2:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: -2px;
}

/* Active state for level 2 parent */
.menu-parent-l2.active > .menu-button-l2 {
    color: var(--color-primary);
    background-color: color-mix(in srgb, var(--color-primary) 6%, transparent);
}

/* --- Level 3 Styles --- */
.menu-submenu-l2 {
    padding: 0.25rem 0;
    margin: 0.125rem 0 0.125rem 1.5rem;
    border-inline-start: 1px solid var(--color-border-light);
}

.menu-item-l3 {
    position: relative;
    margin: 0.125rem 0;
}

.menu-link-l3 {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.375rem 0.75rem 0.375rem 0.5rem; padding-inline: 0.75rem 0.5rem;
    font-size: 0.8125rem;
    font-weight: 400;
    color: var(--color-text-tertiary);
    border-start-end-radius: 0.25rem; border-end-end-radius: 0.25rem;
    transition: all 0.2s ease;
    text-decoration: none;
}

.menu-link-l3:hover {
    color: var(--color-text-primary);
    background-color: var(--color-background-secondary);
}

.menu-link-l3:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: -2px;
}

/* --- Menu Text Variants --- */
.menu-text {
    margin-inline-start: 0.75rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.menu-text-sm {
    margin-inline-start: 0.625rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.menu-text-xs {
    margin-inline-start: 0.5rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* --- Menu Icons --- */
.menu-link-l1 svg,
.menu-button-l1 svg,
.menu-link-l2 svg,
.menu-button-l2 svg,
.menu-link-l3 svg {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    opacity: 0.75;
    transition: opacity 0.2s ease, color 0.2s ease;
}

.menu-link-l1:hover svg,
.menu-button-l1:hover svg,
.menu-link-l2:hover svg,
.menu-button-l2:hover svg,
.menu-link-l3:hover svg {
    opacity: 1;
}

/* Chevron icons */
.menu-chevron {
    width: 1.25rem;
    height: 1.25rem;
    margin-inline-start: auto;
    opacity: 0.6;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-chevron-sm {
    width: 1rem;
    height: 1rem;
    margin-inline-start: auto;
    opacity: 0.5;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-chevron.rotate-180,
.menu-chevron-sm.rotate-180 {
    opacity: 1;
}

/* --- Alpine.js Transitions --- */
.menu-transition {
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-transition-start {
    opacity: 0;
    transform: translateY(-4px);
}

.menu-transition-end {
    opacity: 1;
    transform: translateY(0);
}

/* --- Current Page Indicator --- */
.menu-link-l1[aria-current="page"],
.menu-link-l2[aria-current="page"],
.menu-link-l3[aria-current="page"] {
    color: var(--color-primary);
    background-color: color-mix(in srgb, var(--color-primary) 10%, transparent);
    font-weight: 600;
}

.menu-link-l1[aria-current="page"]::before,
.menu-link-l2[aria-current="page"]::before,
.menu-link-l3[aria-current="page"]::before {
    content: "";
    position: absolute;
    inset-inline-start: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 1.25rem;
    background-color: var(--color-primary);
    border-radius: 0 2px 2px 0;
}

/* --- Mobile Menu Styles --- */
.mobile-menu-wrapper {
    position: relative;
}

.mobile-menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--radius-lg, 0.5rem);
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-menu-btn:hover {
    color: var(--color-text-primary);
    background-color: var(--color-background-secondary);
}

.mobile-menu-btn:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: 2px;
}

.mobile-menu-icon {
    width: 1.5rem;
    height: 1.5rem;
}

.mobile-menu-nav {
    position: absolute;
    top: calc(100% + 0.5rem);
    inset-inline-end: 0;
    min-width: 16rem;
    max-height: 80vh;
    overflow-y: auto;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg, 0.5rem);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    z-index: 50;
}

.mobile-menu-list {
    list-style: none;
    padding: 0.5rem;
    margin: 0;
}

.mobile-menu-item {
    margin: 0.125rem 0;
}

.mobile-menu-link,
.mobile-menu-button {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md, 0.375rem);
    transition: all 0.15s ease;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: start;
}

.mobile-menu-link:hover,
.mobile-menu-button:hover {
    color: var(--color-text-primary);
    background-color: var(--color-background-secondary);
}

.mobile-menu-link:focus-visible,
.mobile-menu-button:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: -2px;
}

/* Level specific styles */
.mobile-menu-link-l2,
.mobile-menu-button-l2 {
    padding-inline-start: 1.5rem;
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
}

.mobile-menu-link-l3,
.mobile-menu-button-l3 {
    padding-inline-start: 2.25rem;
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}

/* Mobile menu arrow */
.mobile-menu-arrow {
    width: 1.25rem;
    height: 1.25rem;
    margin-inline-start: auto;
    opacity: 0.5;
    transition: transform 0.2s ease;
}

.mobile-menu-arrow.rotate-180 {
    opacity: 1;
}

/* Mobile submenus */
.mobile-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-submenu-l1 {
    padding-inline-start: 0.5rem;
    border-inline-start: 2px solid var(--color-border-light);
    margin-inline-start: 0.75rem;
}

.mobile-submenu-l2 {
    padding-inline-start: 0.5rem;
    border-inline-start: 1px solid var(--color-border-light);
    margin-inline-start: 1.25rem;
}

/* Mobile menu transitions */
.mobile-menu-transition {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-hidden {
    opacity: 0;
    transform: translateY(-8px) scale(0.98);
    pointer-events: none;
}

.mobile-menu-visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

/* --- Compact Mode Support --- */
.menu-compact .menu-link-l1,
.menu-compact .menu-button-l1 {
    padding: 0.5rem;
}

.menu-compact .menu-link-l2,
.menu-compact .menu-button-l2 {
    padding: 0.375rem 0.5rem;
}

.menu-compact .menu-link-l3 {
    padding: 0.25rem 0.375rem;
}

.menu-compact .menu-text,
.menu-compact .menu-text-sm,
.menu-compact .menu-text-xs {
    display: none;
}

.menu-compact .menu-chevron,
.menu-compact .menu-chevron-sm {
    display: none;
}

/* --- Dark Mode Adjustments --- */
.dark .menu-submenu-l1 {
    border-inline-start-color: var(--color-border-medium);
}

.dark .menu-submenu-l2 {
    border-inline-start-color: var(--color-border-heavy);
}

.dark .menu-link-l2:hover,
.dark .menu-button-l2:hover,
.dark .menu-link-l3:hover {
    background-color: color-mix(in srgb, var(--color-background-secondary) 50%, transparent);
}

/* --- Mobile Menu Styles --- */
@media (max-width: 1023px) {
    .menu-submenu-l1,
    .menu-submenu-l2 {
        margin-inline-start: 0.5rem;
    }

    .menu-link-l1,
    .menu-button-l1 {
        padding: 0.75rem;
        font-size: 1rem;
    }

    .menu-link-l2,
    .menu-button-l2 {
        padding: 0.625rem 0.75rem;
    }

    .menu-link-l3 {
        padding: 0.5rem 0.625rem;
    }
}