/*
Recipe Assistant Bot - Stylesheet
Author: RSK World (https://rskworld.in)
Founder: Molla Samser
Designer & Tester: Rima Khatun
Contact: help@rskworld.in, +91 93305 39277
Year: 2026
*/

:root {
    --primary-color: #0d6efd;
    --success-color: #198754;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --dark-color: #212529;
    --light-bg: #f8f9fa;
    --border-color: #dee2e6;
}

body {
    background-color: var(--light-bg);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Chat Container Styles */
.chat-container {
    height: 400px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    padding: 1rem;
    background-color: white;
}

.message {
    margin-bottom: 1rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    animation: fadeIn 0.3s ease-in;
}

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

.bot-message {
    background-color: #e7f3ff;
    border-left: 4px solid var(--primary-color);
}

.user-message {
    background-color: #f0f8f0;
    border-left: 4px solid var(--success-color);
    text-align: right;
}

.message-content {
    display: inline-block;
    max-width: 80%;
    text-align: left;
}

.user-message .message-content {
    text-align: right;
}

/* Quick Suggestions */
.quick-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.quick-suggestion {
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.quick-suggestion:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Card Enhancements */
.card {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: box-shadow 0.3s ease;
}

.card:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.card-header {
    border-bottom: 2px solid rgba(0,0,0,0.125);
}

/* Header and Footer */
header {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

footer {
    box-shadow: 0 -2px 4px rgba(0,0,0,0.1);
}

/* Badge Styles */
.badge {
    font-size: 0.75rem;
}

/* Button Enhancements */
.btn {
    transition: all 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

/* Input Group */
.input-group .form-control:focus {
    border-color: var(--success-color);
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.25);
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .chat-container {
        height: 300px;
    }
    
    .message-content {
        max-width: 90%;
    }
    
    header .row {
        text-align: center;
    }
    
    header .text-end {
        text-align: center !important;
    }
    
    footer .text-end {
        text-align: center !important;
        margin-top: 1rem;
    }
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus Styles */
.btn:focus,
.form-control:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Link Styles */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #0a58ca;
    text-decoration: underline;
}

/* List Styles */
.list-unstyled li {
    padding: 0.25rem 0;
}

/* Custom Scrollbar */
.chat-container::-webkit-scrollbar {
    width: 6px;
}

.chat-container::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.chat-container::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.chat-container::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}