/* Navigation menu styles */

.main-header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color 0.3s ease;
}


.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0 var(--spacing-lg);
}

/* Logo */
.nav-logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-logo:hover {
    color: var(--link-color);
    text-decoration: none;
}

/* App switcher (left side of header) */
.app-switcher {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.app-btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-decoration: none;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: border-color 0.2s ease, color 0.2s ease;
    white-space: nowrap;
}

.app-btn:hover {
    border-color: var(--link-color);
    color: var(--link-color);
    text-decoration: none;
}

.app-btn-active {
    background: var(--link-color);
    color: white;
    border-color: var(--link-color);
}

.app-btn-active:hover {
    background: var(--link-hover);
    border-color: var(--link-hover);
    color: white;
}

.app-btn-admin {
    background: #6f42c1;
    color: white;
    border-color: #6f42c1;
}

.app-btn-admin:hover {
    background: #5a32a3;
    border-color: #5a32a3;
    color: white;
}

/* Right side of header (admin button + user menu) */
.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

nav {
    display: flex;
    justify-content: center;
}

/* Navigation menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
    align-items: center;
}

.nav-menu li {
    margin: 0;
}

.nav-link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    font-weight: 500;
}

.nav-link:hover {
    background-color: var(--bg-accent);
    color: var(--link-color);
    text-decoration: none;
}

.nav-link.active {
    background-color: var(--link-color);
    color: white;
}

.nav-link.active:hover {
    background-color: var(--link-hover);
    color: white;
}

.nav-link.btn {
    color: white;
}

/* Theme toggle button */
.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm);
    cursor: pointer;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    background-color: var(--bg-accent);
    transform: rotate(20deg);
}

.theme-toggle svg,
.theme-toggle .icon {
    width: 20px;
    height: 20px;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm);
    cursor: pointer;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}

.mobile-menu-toggle:hover {
    background-color: var(--bg-accent);
}

/* Hamburger icon */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 24px;
}

.hamburger span {
    display: block;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Dropdown menu styles */
.nav-dropdown {
    position: relative;
}

.dropdown-trigger {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.dropdown-trigger:hover {
    background-color: var(--bg-accent);
}

.dropdown-arrow {
    font-size: 10px;
    transition: transform 0.2s ease;
}

.nav-dropdown:hover > button .dropdown-arrow,
.nav-dropdown:hover > .dropdown-trigger .dropdown-arrow {
    transform: rotate(-180deg);
}

.dropdown-arrow-right {
    transform: rotate(-90deg);
}

.nav-dropdown:hover > .dropdown-trigger .dropdown-arrow-right {
    transform: rotate(-270deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0;
    padding-top: 2px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    display: none;
    z-index: 1001;
}

.nav-dropdown:hover > .nav-dropdown-menu {
    display: block;
}

/* Nested submenu (e.g. Setup inside Service Agreement) */
.nav-dropdown-menu .nav-dropdown {
    position: relative;
}

.nav-dropdown-menu .nav-dropdown > .nav-dropdown-menu {
    top: 0;
    left: 100%;
    margin-top: 0;
    padding-top: 0;
}

.nav-dropdown-menu .dropdown-trigger {
    display: flex;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-bottom: 1px solid var(--border-color);
    border-radius: 0;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: inherit;
    cursor: pointer;
    box-sizing: border-box;
}

.nav-dropdown-menu .dropdown-trigger:hover {
    background-color: var(--bg-accent);
}

.nav-dropdown-menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    transition: background-color 0.2s ease;
    border-bottom: 1px solid var(--border-color);
}

.nav-dropdown-menu a:last-child {
    border-bottom: none;
}

.nav-dropdown-menu a:hover {
    background-color: var(--bg-accent);
    text-decoration: none;
}

/* User menu (for logged-in users) */
.user-menu {
    position: relative;
}

.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-primary);
}

.user-menu-trigger:hover {
    background-color: var(--bg-secondary);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--link-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.user-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-sm);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    display: none;
    z-index: 1001;
}

.user-menu-dropdown.active {
    display: block;
}

.user-menu-dropdown a,
.user-menu-dropdown button {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    text-align: left;
    border: none;
    background: none;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: background-color 0.2s ease;
}

.user-menu-dropdown a:hover,
.user-menu-dropdown button:hover {
    background-color: var(--bg-accent);
    text-decoration: none;
}

.user-menu-dropdown hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: var(--spacing-xs) 0;
}

/* Responsive design - Tablet */
@media (max-width: 768px) {
    .nav-container {
        flex-wrap: wrap;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        gap: 0;
        margin-top: var(--spacing-md);
        background-color: var(--bg-secondary);
        border-radius: var(--radius-md);
        overflow: hidden;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: var(--spacing-md);
        border-radius: 0;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu li:last-child .nav-link {
        border-bottom: none;
    }

    .theme-toggle {
        margin-left: auto;
        margin-right: var(--spacing-sm);
    }

    /* Dropdown menus on mobile */
    .nav-dropdown {
        width: 100%;
    }

    .dropdown-trigger {
        width: 100%;
        padding: var(--spacing-md);
        border-radius: 0;
        border-bottom: 1px solid var(--border-color);
        justify-content: space-between;
    }

    .nav-dropdown-menu {
        position: static;
        display: none;
        margin: 0;
        border: none;
        border-radius: 0;
        box-shadow: none;
        background-color: var(--bg-accent);
    }

    .nav-dropdown-menu.active {
        display: block;
    }

    .nav-dropdown-menu a {
        padding-left: calc(var(--spacing-md) * 2);
    }
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--link-color);
}

.breadcrumbs .separator {
    color: var(--text-muted);
}

.breadcrumbs .current {
    color: var(--text-primary);
    font-weight: 500;
}