/* Shared Dashboard Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.top-nav {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    height: var(--header-height);
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-md);
    z-index: var(--z-fixed);
    transition: var(--transition);
}

.top-nav.sidebar-collapsed {
    left: var(--sidebar-width-collapsed);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.back-to-home-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    transition: var(--transition);
}

.back-to-home-btn:hover {
    background: var(--gk-gradient);
    border-color: transparent;
    color: #071018;
}

.search-bar {
    position: relative;
    width: clamp(180px, 26vw, 300px);
    min-width: 0;
}

.search-bar i {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: var(--text-sm);
}

.search-bar input {
    width: 100%;
    padding: 0.625rem var(--spacing-sm) 0.625rem 2.5rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-light);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    transition: var(--transition);
    font-size: var(--text-sm);
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 10%, transparent);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 0;
}

.nav-icon {
    position: relative;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.nav-icon:hover {
    background: color-mix(in srgb, var(--primary) 10%, transparent);
    color: var(--primary);
}

.theme-toggle-btn i {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: var(--transition);
}

/* Theme-toggle icon swap */
.notification-bubble {
    position: absolute;
    top: 0.25rem;
    right: 0.25rem;
    min-width: 1.125rem;
    height: 1.125rem;
    padding: 0 0.25rem;
    background: var(--danger);
    color: var(--text-light);
    border-radius: 10px;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-card);
    line-height: 1;
}

/* Dropdowns */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-content {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 300px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-md);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    margin-top: 10px;
}

.nav-dropdown-content::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    right: 0;
    height: 10px;
}

.nav-dropdown:hover .nav-dropdown-content,
.nav-dropdown.show .nav-dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.profile-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    background: none;
    border: none;
    color: var(--text-primary) !important;
    cursor: pointer;
    min-width: 0;
}

.profile-btn:hover {
    background: var(--bg-secondary);
}

.profile-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.username {
    font-weight: var(--font-medium);
    font-size: var(--text-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: clamp(90px, 14vw, 160px);
    display: block;
    color: var(--text-primary);
}

.profile-dropdown-content {
    padding: 0;
    width: 250px;
}

.profile-header {
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.dropdown-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.profile-info h4 {
    font-size: var(--text-base);
    margin-bottom: 2px;
    color: var(--text-primary);
}

.profile-info small {
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 5px 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    font-size: var(--text-sm);
    color: var(--text-primary);
    transition: var(--transition);
}

.nav-dropdown-content .dropdown-item,
.nav-dropdown-content a.dropdown-item {
    background: transparent !important;
    color: var(--text-primary) !important;
    border: none !important;
    border-radius: var(--border-radius-sm) !important;
    font-weight: var(--font-medium) !important;
    box-shadow: none !important;
    justify-content: flex-start !important;
    text-decoration: none !important;
    margin: 2px 8px !important;
    width: calc(100% - 16px) !important;
}

.nav-dropdown-content:not(.profile-dropdown-content) .dropdown-item:hover,
.profile-dropdown-content .dropdown-item:hover {
    background: var(--bg-secondary) !important;
    color: var(--primary) !important;
}

.profile-dropdown-content .dropdown-item.text-danger:hover,
.profile-dropdown-content .dropdown-item.logout-link:hover {
    background: rgba(240, 53, 75, 0.1) !important;
    color: var(--danger) !important;
}

.dropdown-item i {
    width: 20px;
    text-align: center;
}

/* Dashboard Core Layout */
.dashboard-wrapper {
    display: block;
    min-height: 100vh;
}

.dashboard-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    margin-top: var(--header-height);
    padding: clamp(12px, 2.2vw, 30px) !important;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    min-height: calc(100vh - var(--header-height));
    position: relative;
    overflow-x: clip;
    transition: var(--transition);
}

/* Prevent accidental horizontal overflow on narrow devices */
.dashboard-content,
.profile-card,
.card-admin,
.competition-item,
.activity-item {
    min-width: 0;
}

.dashboard-content * {
    max-width: 100%;
}

.dashboard-content img,
.dashboard-content video,
.dashboard-content canvas,
.dashboard-content iframe,
.dashboard-content table {
    max-width: 100%;
}

.dashboard-content table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

.dashboard-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    color: var(--text-light);
    transition: var(--transition);
    z-index: var(--z-fixed);
    overflow-y: auto;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.dashboard-sidebar::-webkit-scrollbar {
    display: none;
}

.sidebar-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.06);
    margin-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.sidebar-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255, 255, 255, 0.18);
}

.sidebar-profile-info {
    position: relative;
    flex: 1;
}

.sidebar-profile-info h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
    font-weight: var(--font-semibold);
    color: var(--text-light);
}

.sidebar-profile-info small {
    color: color-mix(in srgb, var(--text-light) 80%, transparent);
    font-size: 0.85rem;
}

.dashboard-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 0 8px;
    flex: 1;
}

.nav-section {
    display: flex;
    flex-direction: column;
    gap: 2px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 6px;
}

.section-header {
    padding: 0 8px 4px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: color-mix(in srgb, var(--text-light) 80%, transparent);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: var(--font-semibold);
}

.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 12px;
    color: color-mix(in srgb, var(--text-light) 90%, transparent);
    font-size: 0.9rem;
    font-weight: var(--font-medium);
    transition: background-color 0.1s var(--smooth), color 0.1s var(--smooth), transform 0.1s var(--smooth), border-left 0.1s var(--smooth);
    border-radius: var(--border-radius-sm);
    position: relative;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    transform: translateX(5px);
}

.nav-link.active {
    background: rgba(255, 255, 255, 0.14);
    color: var(--text-light);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--gk-green);
    font-weight: var(--font-semibold);
    transform: translateX(0);
}

/* Ensure sidebar link text stays readable against the blue/gradient background
   for all states (default, visited, hover, active). These override
   base_styles.css `a:visited { color: inherit }` and the `--primary` (blue)
   visited:hover color, which otherwise render the label hard to read. */
.dashboard-sidebar .nav-link,
.dashboard-sidebar .nav-link:link,
.dashboard-sidebar .nav-link:visited,
.dashboard-sidebar .nav-link:hover,
.dashboard-sidebar .nav-link:visited:hover,
.dashboard-sidebar .nav-link:focus,
.dashboard-sidebar .nav-link:active,
.dashboard-sidebar .nav-link.active {
    color: var(--text-light);
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 1rem;
}

/* Sidebar notification count badge */
.dashboard-sidebar .nav-link .badge {
    margin-left: auto;
    background: var(--danger, #F0354B);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.logout-section {
    margin-top: auto;
    margin-bottom: 20px;
    border-bottom: none;
}

.sidebar-toggle-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
    padding: 0.5rem;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-toggle-btn:hover {
    background: var(--bg-tertiary);
    color: var(--primary);
}

/* Sidebar Collapsed State */
.dashboard-sidebar.collapsed {
    width: var(--sidebar-width-collapsed);
    align-items: center;
    transition: var(--transition);
    padding: 0 !important;
}

.dashboard-sidebar.collapsed .sidebar-profile {
    flex-direction: column;
    justify-content: center;
    padding: 10px 0 !important;
    text-align: center;
    margin: 6px !important;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    min-height: 60px !important;
}

.dashboard-sidebar.collapsed .sidebar-avatar {
    width: 36px; height: 36px; margin: 0 auto;
}

.dashboard-sidebar.collapsed .sidebar-profile-info,
.dashboard-sidebar.collapsed .section-header,
.dashboard-sidebar.collapsed .nav-link span,
.dashboard-sidebar.collapsed .badge {
    display: none !important;
}

.dashboard-sidebar.collapsed .nav-section {
    border-bottom: none !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.dashboard-sidebar.collapsed .nav-list li {
    width: 100%;
    display: flex;
    justify-content: center;
    height: 46px;
    align-items: center;
}

.dashboard-sidebar.collapsed .nav-link {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 5px auto !important;
    padding: 0 !important;
}

.dashboard-sidebar.collapsed .nav-link.active {
    background: rgba(255, 255, 255, 0.14);
    border-left: none;
    transform: scale(1.05);
}

.dashboard-sidebar.collapsed .nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.08);
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: color-mix(in srgb, var(--text-primary) 50%, transparent);
    backdrop-filter: blur(2px);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Responsive Overrides */
@media (max-width: 992px) {
    .top-nav {
        left: 0 !important;
    }
    
    .dashboard-sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width) !important;
        z-index: 999;
    }
    
    .dashboard-sidebar.sidebar-open {
        transform: translateX(0);
    }
    
    .dashboard-content {
        margin-left: 0 !important;
    }
}

@media (max-width: 768px) {
    .top-nav {
        padding: 0 var(--spacing-sm);
    }
    
    .search-bar {
        display: none;
    }
    
    .dashboard-content {
        padding: var(--spacing-sm) !important;
        gap: var(--spacing-md);
    }
    
    .nav-link-btn span,
    .back-to-home-btn span {
        display: none;
    }
    
    .profile-btn .username {
        display: none;
    }
    
    .nav-dropdown-content {
        width: min(92vw, 320px);
        right: 0;
        left: auto;
    }
    
    .profile-dropdown-content {
        width: min(92vw, 280px);
    }
    
    .profile-header {
        align-items: flex-start;
    }
    
    .profile-info h4,
    .profile-info small {
        overflow-wrap: anywhere;
        word-break: break-word;
    }
}

@media (max-width: 576px) {
    .top-nav {
        height: auto;
        min-height: var(--header-height);
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }

    .nav-left,
    .nav-right {
        gap: 0.4rem;
    }

    .profile-btn {
        padding: 6px 8px;
    }

    .nav-dropdown-content {
        width: min(94vw, 300px);
    }
}

@media (max-width: 400px) {
    .dashboard-content {
        padding: 0.65rem !important;
    }

    .nav-icon {
        width: 2.2rem;
        height: 2.2rem;
    }

    .profile-avatar {
        width: 32px;
        height: 32px;
    }

    .sidebar-toggle-btn {
        width: 32px;
        height: 32px;
        font-size: 1.1rem;
    }

    .back-to-home-btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.78rem;
    }

    .sidebar-profile-info h4 {
        font-size: 0.95rem;
        overflow-wrap: anywhere;
    }

    .sidebar-profile-info small {
        overflow-wrap: anywhere;
    }

    .nav-link {
        font-size: 0.85rem;
    }
}

/* Large screens (1400px+) — cap dashboard content width */
@media (min-width: 1400px) {
    :root {
        --sidebar-width: 260px;
    }

    .dashboard-content {
        max-width: 1600px;
    }

    .dashboard-content > * {
        width: 100%;
    }
}