/* styles.css */

/* Dark mode custom properties */
:root {
    --bs-body-bg: #f8f9fa;
    --bs-body-color: #212529;
    --card-bg: #ffffff;
    --border-color: #dee2e6;
    --hover-bg: #f8f9fa;
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --table-hover: #f1f1f1;
    --table-header-bg: #e9ecef;
}

[data-bs-theme="dark"] {
    --bs-body-bg: #212529;
    --bs-body-color: #dee2e6;
    --card-bg: #343a40;
    --border-color: #495057;
    --hover-bg: #495057;
    --input-bg: #495057;
    --input-border: #6c757d;
    --table-hover: #495057;
    --table-header-bg: #495057;
}

/* Reset and Base Styles */
body {
    background-color: var(--bs-body-bg);
    color: var(--bs-body-color);
    transition: background-color 0.3s ease, color 0.3s ease;
    margin: 0;
    font-family: Arial, sans-serif;
}

h1, h2 {
    margin: 0 0 1rem 0;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Override Bootstrap container for responsive padding */
.main-container {
    padding: 1rem;
}

@media (min-width: 768px) {
    .main-container {
        padding: 2rem;
    }
}

/* Table Styles - Enhanced for dark mode */
.table {
    --bs-table-bg: var(--card-bg);
    --bs-table-hover-bg: var(--table-hover);
    width: 100%;
    margin-bottom: 1rem;
    color: var(--bs-body-color);
    border-collapse: collapse;
    background-color: var(--card-bg);
}

.table th,
.table td {
    padding: 0.75rem;
    vertical-align: top;
    border-color: var(--border-color);
}

.table thead th {
    vertical-align: bottom;
    border-color: var(--border-color);
    background-color: var(--table-header-bg);
    color: var(--bs-body-color);
    font-weight: bold;
}

.table-hover tbody tr:hover {
    background-color: var(--table-hover);
}

.table img {
    border-radius: 50%;
}

/* Button Styles - Work with Bootstrap */
.btn-custom-primary {
    background-color: #0d6efd;
    border-color: #0d6efd;
    color: #ffffff;
}

.btn-custom-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
    color: #ffffff;
}

.btn-custom-danger {
    background-color: #dc3545;
    border-color: #dc3545;
    color: #ffffff;
}

.btn-custom-danger:hover {
    background-color: #c82333;
    border-color: #bd2130;
    color: #ffffff;
}

/* Form Styles - Enhanced for dark mode */
.form-control {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--bs-body-color);
}

.form-control:focus {
    background-color: var(--input-bg);
    border-color: var(--bs-primary);
    color: var(--bs-body-color);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-control::placeholder {
    color: var(--bs-secondary-color);
    opacity: 0.65;
}

/* Card styles for dark mode */
.card {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    color: var(--bs-body-color);
}

.card-header {
    background-color: var(--table-header-bg);
    border-color: var(--border-color);
    color: var(--bs-body-color);
}

/* Google Sign-in Button */
.google-signin-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: #4285F4;
    color: white;
    border-radius: 0.375rem;
    text-decoration: none;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.google-signin-button:hover {
    background-color: #357ae8;
    color: white;
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Current image display */
.current-image img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 0.375rem;
    border: 1px solid var(--border-color);
}

/* Responsive adjustments */
@media (max-width: 576px) {
    .main-container {
        padding: 0.5rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .btn {
        font-size: 0.875rem;
        padding: 0.375rem 0.75rem;
    }
    
    .google-signin-button {
        width: 100%;
        text-align: center;
    }
}

/* Utility classes for spacing on mobile */
@media (max-width: 768px) {
    .mobile-mb-3 {
        margin-bottom: 1rem !important;
    }
    
    .mobile-text-center {
        text-align: center !important;
    }
}

/* Alert styles for dark mode */
.alert {
    border-color: var(--border-color);
}

/* Dropdown styles for dark mode */
.dropdown-menu {
    background-color: var(--card-bg);
    border-color: var(--border-color);
}

.dropdown-item {
    color: var(--bs-body-color);
}

.dropdown-item:hover, .dropdown-item:focus {
    background-color: var(--hover-bg);
    color: var(--bs-body-color);
}

/* Modal styles for dark mode */
.modal-content {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    color: var(--bs-body-color);
}

.modal-header {
    border-color: var(--border-color);
}

.modal-footer {
    border-color: var(--border-color);
}

/* Custom chat UI specific styles that need dark mode support */
.chat-container {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
}

/* Navigation enhancements */
.navbar-brand {
    font-weight: 600;
}

.nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

/* Focus styles for better accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

/* Loading states */
.btn.loading {
    position: relative;
    color: transparent !important;
}

.btn.loading::after {
    content: "";
    position: absolute;
    width: 1rem;
    height: 1rem;
    top: 50%;
    left: 50%;
    margin-left: -0.5rem;
    margin-top: -0.5rem;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 1s ease infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}