/* Common Layout Styles for Datalysis App */

:root {
    --primary-color: #0369A1;
    --secondary-color: #0891B2;
    --sidebar-width: 280px;
}

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
}

/* Sidebar Styles */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    z-index: 1000;
    overflow-y: auto;
    transition: all 0.3s ease;
}

.sidebar.collapsed {
    width: 80px;
}

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

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo {
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-nav {
    padding: 1rem 0;
}

.sidebar-nav .nav-item {
    margin-bottom: 0.25rem;
}

.sidebar-nav .nav-link {
    color: rgba(255,255,255,0.8);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border-radius: 0;
}

.sidebar-nav .nav-link:hover,
.sidebar-nav .nav-link.active {
    background-color: rgba(255,255,255,0.1);
    color: white;
}

.sidebar-nav .nav-link i {
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

/* Main Content Styles */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.main-content.expanded {
    margin-left: 80px;
}

/* Topbar Styles */
.topbar {
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    flex-shrink: 0;
}

.page-content {
    flex: 1;
    padding: 0;
}

/* User Menu Styles */
.user-menu {
    position: relative;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.user-avatar:hover {
    transform: scale(1.05);
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: none;
    border-radius: 8px;
    padding: 0.5rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #075985 0%, #0E7490 100%);
    transform: translateY(-1px);
}

/* Card Styles */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    margin-bottom: 1.5rem;
}

.card-header {
    background: transparent;
    border-bottom: 1px solid #eee;
    padding: 1.25rem;
    font-weight: 600;
}

/* Badge Styles */
.badge {
    border-radius: 6px;
    padding: 0.4rem 0.8rem;
}

/* Toast Styles */
.toast {
    min-width: 300px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        z-index: 1050;
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .main-content.expanded {
        margin-left: 0;
    }
    
    .sidebar-nav .nav-link {
        padding: 1rem 1.5rem;
    }
    
    .topbar {
        padding: 0.75rem 1rem;
    }
    
    .topbar .btn-link {
        padding: 0.375rem;
    }
}

@media (max-width: 576px) {
    .topbar {
        flex-direction: column;
        gap: 0.5rem;
        align-items: stretch;
    }
    
    .topbar .d-flex {
        justify-content: space-between;
    }
    
    .sidebar-logo {
        font-size: 1.25rem;
    }
    
    .user-avatar {
        width: 35px;
        height: 35px;
    }
}

/* Utility Classes */
.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.shadow-sm {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}

.border-radius-lg {
    border-radius: 0.5rem !important;
}

/* Scrollbar Styles */
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: rgba(255,255,255,0.1);
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.3);
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.5);
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

/* Focus States */
.nav-link:focus,
.btn:focus,
.user-avatar:focus {
    outline: 2px solid rgba(3, 105, 161, 0.5);
    outline-offset: 2px;
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Dark Mode Support (Future Enhancement) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #ffffff;
        --card-bg: #2d2d2d;
    }
}

/* Print Styles */
@media print {
    .sidebar,
    .topbar {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .page-content {
        padding: 0 !important;
    }
}