/* Tech Institute Library ERP CSS Design System */
:root {
    --primary: #4f46e5;
    --primary-subtle: rgba(79, 70, 229, 0.1);
    --secondary: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;
    
    /* Light Mode Tokens */
    --body-bg: #f8f9fa;
    --sidebar-bg: #ffffff;
    --topbar-bg: #ffffff;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --chat-bg: #f1f5f9;
}

[data-bs-theme="dark"] {
    --body-bg: #0b0f19;
    --sidebar-bg: #111827;
    --topbar-bg: #111827;
    --card-bg: #1f2937;
    --border-color: #374151;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --chat-bg: #111827;
    
    --primary: #6366f1;
    --primary-subtle: rgba(99, 102, 241, 0.15);
}

/* Global Styles */
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--body-bg) !important;
    color: var(--text-main);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Sidebar sliding navigation styles */
#wrapper {
    overflow-x: hidden;
    min-height: 100vh;
}

#sidebar-wrapper {
    min-height: 100vh;
    width: 260px;
    margin-left: -260px;
    transition: margin 0.25s ease-out;
    background-color: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
}

#sidebar-wrapper .sidebar-heading {
    padding: 1.25rem 1.5rem;
}

#sidebar-wrapper .list-group-item {
    background-color: transparent;
    color: var(--text-muted);
    font-size: 0.925rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

#sidebar-wrapper .list-group-item:hover {
    color: var(--primary);
    background-color: var(--primary-subtle);
    padding-left: 1.75rem !important;
}

#sidebar-wrapper .list-group-item.active-nav {
    color: var(--primary);
    background-color: var(--primary-subtle);
    border-left: 4px solid var(--primary) !important;
}

#wrapper.toggled #sidebar-wrapper {
    margin-left: 0;
}

/* Page content margins adjustment */
#page-content-wrapper {
    min-width: 0;
}

@media (min-width: 992px) {
    #sidebar-wrapper {
        margin-left: 0;
    }
    #wrapper.toggled #sidebar-wrapper {
        margin-left: -260px;
    }
}

/* Navigation & Top Bar */
.bg-topbar {
    background-color: var(--topbar-bg) !important;
}

/* Premium Card & Glassmorphism styles */
.glass-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.transition-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.text-gradient {
    background: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Chatbot Layout Styles */
.chatbot-card {
    background-color: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
}

.message-bot .p-2 {
    background-color: var(--primary-subtle) !important;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.message-user .p-2 {
    background-color: var(--primary) !important;
    color: white;
}

/* Form Styling overrides */
.form-control, .form-select {
    border-color: var(--border-color);
    background-color: var(--card-bg);
    color: var(--text-main);
}

.form-control:focus, .form-select:focus {
    background-color: var(--card-bg);
    color: var(--text-main);
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem var(--primary-subtle);
}

.input-group-text {
    border-color: var(--border-color);
    color: var(--text-muted);
}

/* Print CSS overrides */
@media print {
    .d-print-none, 
    #sidebar-wrapper, 
    .navbar, 
    .chatbot-wrapper, 
    .alert, 
    nav, 
    button, 
    .btn {
        display: none !important;
    }
    
    #page-content-wrapper {
        margin: 0 !important;
        padding: 0 !important;
        width: 100% !important;
    }
    
    #report-sheet, #receipt-sheet, #library-card {
        box-shadow: none !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
        background: white !important;
        color: black !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}