/* ===================================================================
   Azure Naming Tool - Modern Layout Styles
   Version: 1.0
   Date: October 17, 2025
   Description: Layout structure for DesignLinear design with 
                collapsible sidebar and modern header
   =================================================================== */

/* ===================================================================
   MAIN LAYOUT STRUCTURE
   =================================================================== */

.modern-layout {
    display: flex;
    min-height: 100vh;
    background-color: var(--color-bg-primary);
    isolation: auto;
}

/* ===================================================================
   SIDEBAR
   =================================================================== */

.modern-sidebar {
    width: 260px;
    min-width: 260px;
    background: linear-gradient(180deg, var(--sidebar-bg-start) 0%, var(--sidebar-bg-end) 100%);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    transition: all var(--transition-normal);
    position: relative;
    z-index: var(--z-sidebar);
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
}

.modern-sidebar.collapsed {
    width: 70px;
    min-width: 70px;
}

/* Sidebar scrollbar styling */
.modern-sidebar::-webkit-scrollbar {
    width: 8px;
}

.modern-sidebar::-webkit-scrollbar-track {
    background: var(--sidebar-bg-end);
}

.modern-sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
}

.modern-sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ===================================================================
   MAIN CONTENT AREA
   =================================================================== */

.modern-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0; /* Prevent flex item overflow */
    isolation: isolate;
}

/* ===================================================================
   HEADER
   =================================================================== */

.modern-header {
    height: 64px;
    background-color: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    gap: var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
    min-width: 0;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.header-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sidebar Toggle Button */
.sidebar-toggle {
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.sidebar-toggle:active {
    transform: scale(0.95);
}

/* Icon Button (Generic) */
.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    background-color: var(--color-bg-hover);
    color: var(--color-text-primary);
}

/* User Info in Header */
.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.user-name {
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

/* Theme Toggle Wrapper (modern button style) */
.modern-theme-toggle {
    display: flex;
    align-items: center;
}

.theme-toggle-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
    background: var(--color-hover-bg);
    border-color: var(--color-border-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.theme-toggle-btn:active {
    transform: translateY(0);
}

.theme-toggle-btn .theme-icon {
    font-size: 16px;
    transition: transform var(--transition-fast);
}

.theme-toggle-btn:hover .theme-icon {
    transform: rotate(20deg);
}

.theme-toggle-btn .theme-label {
    font-size: var(--font-size-sm);
    white-space: nowrap;
}

/* Dark mode specific icon colors */
[data-theme="dark"] .theme-toggle-btn .bi-moon-stars-fill {
    color: #fbbf24;
}

[data-theme="light"] .theme-toggle-btn .bi-sun-fill {
    color: #f59e0b;
}

/* ===================================================================
   CONTENT AREA
   =================================================================== */

.modern-content {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-y: auto;
    background-color: var(--color-bg-primary);
}

/* ===================================================================
   NAVIGATION MENU STYLES (for NavMenu.razor)
   =================================================================== */

/* Modern Sidebar Header */
.modern-sidebar-header {
    padding: var(--spacing-lg) var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
    min-width: 0; /* Allows text truncation */
    text-decoration: none;
    color: var(--sidebar-text);
}

.brand-logo {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    transition: all var(--transition-fast);
}

.brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.brand-text {
    flex: 1;
    min-width: 0;
    opacity: 1;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.brand-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: #ffffff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

/* Collapsed state - hide brand text */
.modern-sidebar.collapsed .brand-text {
    opacity: 0;
    transform: translateX(-10px);
    width: 0;
    overflow: hidden;
}

.modern-sidebar.collapsed .sidebar-brand {
    justify-content: center;
}

.modern-sidebar.collapsed .brand-logo {
    margin: 0 auto;
}

/* Top row with logo - Legacy support */
.modern-sidebar .top-row {
    padding: var(--spacing-lg) var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
}

.modern-sidebar .navbar-brand {
    color: var(--sidebar-text);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: opacity var(--transition-fast);
}

.modern-sidebar .navbar-brand:hover {
    opacity: 0.9;
}

.modern-sidebar.collapsed .navbar-brand span {
    display: none;
}

/* Mobile toggle button */
.modern-sidebar .navbar-toggler {
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--sidebar-text);
    padding: var(--spacing-xs);
    cursor: pointer;
    border-radius: var(--radius-sm);
}

.modern-sidebar .navbar-toggler:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Navigation items */
.modern-sidebar nav {
    padding: var(--spacing-sm) 0;
}

.modern-sidebar .nav-item {
    margin: 2px var(--spacing-xs);
}

/* Higher specificity to override Bootstrap */
.modern-sidebar .nav-item .nav-link,
.modern-sidebar nav .nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--sidebar-text) !important;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    background-color: transparent;
    position: relative;
    overflow: hidden;
}

.modern-sidebar .nav-item .nav-link:hover,
.modern-sidebar nav .nav-link:hover {
    background-color: var(--sidebar-hover) !important;
    color: #ffffff !important;
}

.modern-sidebar .nav-item .nav-link.active,
.modern-sidebar nav .nav-link.active {
    background-color: var(--sidebar-active) !important;
    color: #ffffff !important;
    font-weight: var(--font-weight-semibold);
}

/* Navigation icons */
.modern-sidebar .nav-link .nav-icon,
.modern-sidebar .nav-link .oi {
    font-size: 18px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
    color: inherit;
    transition: transform var(--transition-fast);
}

.modern-sidebar .nav-link:hover .nav-icon,
.modern-sidebar .nav-link:hover .oi {
    transform: scale(1.1);
}

/* Navigation text */
.modern-sidebar .nav-link .nav-text {
    flex: 1;
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

/* Collapsed state - center icons and hide text */
.modern-sidebar.collapsed .nav-link {
    justify-content: center;
    padding: var(--spacing-sm);
}

.modern-sidebar.collapsed .nav-link .nav-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
    transform: translateX(-10px);
}

.modern-sidebar.collapsed .nav-link span:not(.oi):not(.nav-icon) {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

/* Section headers in sidebar */
.modern-sidebar .nav-section-header {
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-xs);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--sidebar-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: var(--spacing-md);
}

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

/* Jump To section in sidebar */
.modern-sidebar .card {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin: var(--spacing-md) var(--spacing-xs);
}

.modern-sidebar .card-header {
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modern-sidebar.collapsed .card {
    display: none;
}

/* ===================================================================
   SCROLL TO TOP BUTTON
   =================================================================== */

/* Modern Scroll to Top Button */
.modern-scroll-top-btn,
#btnScrollToTop {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-azure-blue) 0%, #005a9e 100%);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15), 0 2px 6px rgba(0, 114, 198, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 20px;
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.9);
    pointer-events: none;
}

.modern-scroll-top-btn.visible,
#btnScrollToTop.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.modern-scroll-top-btn:hover,
#btnScrollToTop:hover {
    background: linear-gradient(135deg, #005a9e 0%, var(--color-azure-blue) 100%);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2), 0 3px 8px rgba(0, 114, 198, 0.4);
    transform: translateY(-2px) scale(1);
}

.modern-scroll-top-btn:active,
#btnScrollToTop:active {
    transform: translateY(0) scale(0.95);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15), 0 1px 4px rgba(0, 114, 198, 0.3);
}

/* Show state with animation */
.modern-scroll-top-btn.show,
#btnScrollToTop.show {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    opacity: 1 !important;
    transform: translateY(0) scale(1) !important;
    pointer-events: auto !important;
}

/* Icon styling - Perfect centering */
.modern-scroll-top-btn .oi,
#btnScrollToTop .oi {
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    vertical-align: middle;
    margin: 0;
    padding: 0;
}

/* ===================================================================
   RESPONSIVE LAYOUT
   =================================================================== */

@media (max-width: 1024px) {
    .modern-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        transform: translateX(-100%);
        z-index: var(--z-modal);
    }
    
    .modern-sidebar.show {
        transform: translateX(0);
    }
    
    .modern-main {
        width: 100%;
    }
    
    .header-title {
        font-size: var(--font-size-base);
    }
}

/* Mobile menu toggle button (always visible on mobile) */
.mobile-menu-toggle {
    display: none !important;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex !important;
        position: fixed;
        top: 8px;
        left: 16px;
        z-index: 1600;
        background-color: var(--color-azure-blue);
        color: white;
        border: none;
        border-radius: 6px;
        width: 40px;
        height: 40px;
        cursor: pointer;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        transition: all 0.3s ease;
    }
    
    .mobile-menu-toggle:hover {
        background-color: #0066cc;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    }
    
    .mobile-menu-toggle:active {
        transform: scale(0.95);
    }
    
    /* Move button when sidebar is open */
    .mobile-menu-toggle.menu-open {
        left: 276px;
        background-color: rgba(0, 0, 0, 0.6);
    }
    
    .mobile-menu-toggle.menu-open:hover {
        background-color: rgba(0, 0, 0, 0.8);
    }
    
    .modern-header {
        height: 56px;
        padding: 0 var(--spacing-md);
    }
    
    .header-title {
        display: none;
    }
    
    .modern-content {
        padding: var(--spacing-md);
    }
    
    .user-info .user-name {
        display: none;
    }
    
    .header-right .btn span:not(.oi) {
        display: none;
    }
    
    .header-right .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    /* Mobile sidebar behavior */
    .modern-sidebar {
        position: fixed !important;
        left: -260px !important;
        top: 0;
        bottom: 0;
        width: 260px !important;
        min-width: 260px !important;
        z-index: 1150 !important;
        transition: left 0.3s ease-in-out !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
    }
    
    .modern-sidebar.show {
        left: 0 !important;
    }
    
    .modern-sidebar.collapsed {
        left: -260px !important;
        width: 260px !important;
    }
    
    /* Ensure sidebar content is visible on mobile */
    .modern-sidebar .modern-sidebar-header,
    .modern-sidebar nav,
    .modern-sidebar .nav-item,
    .modern-sidebar .nav-link {
        display: flex !important;
        opacity: 1 !important;
        visibility: visible !important;
    }
    
    /* Force nav items to always show on mobile (override collapse) */
    .modern-sidebar .collapse {
        display: block !important;
        height: auto !important;
        visibility: visible !important;
    }
    
    /* Hide the hamburger button inside the sidebar on mobile */
    .modern-sidebar .navbar-toggler {
        display: none !important;
    }
    
    .modern-main {
        width: 100%;
        margin-left: 0;
    }
    
    /* Mobile sidebar backdrop */
    .modern-sidebar-backdrop {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 1140;
    }
    
    .modern-sidebar-backdrop.show {
        display: block;
    }
}

@media (max-width: 480px) {
    .modern-header {
        gap: var(--spacing-xs);
    }
    
    .header-right {
        gap: 4px;
    }
    
    .modern-content {
        padding: var(--spacing-sm);
    }
}

/* ===================================================================
   PRINT STYLES
   =================================================================== */

@media print {
    .modern-sidebar,
    .modern-header {
        display: none;
    }
    
    .modern-main {
        width: 100%;
    }
    
    .modern-content {
        padding: 0;
    }
}

/* Jump To menu specific styles */
.modern-sidebar .card .nav-item .nav-link {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.3;
    min-height: auto;
}

.modern-sidebar .card .nav-item {
    margin: 1px var(--spacing-xs);
}