/* General Styles */
:root {
    --primary-color: #2a3890;
    --secondary-color: #64b5f6;
    --accent-color: #ff5722;
    --light-bg: #f8f9fa;
    --dark-bg: #343a40;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --border-color: #dee2e6;
    --success-color: #28a745;
    --info-color: #17a2b8;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f2f5;
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Chat Container */
#chat-container {
    max-width: 1200px;
    margin: 2rem auto;
    flex: 1;
}

/* Chat Header */
.chat-header {
    background-color: white;
    padding: 1.5rem;
    border-radius: 12px 12px 0 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.sofia-logo {
    height: 60px;
    max-width: 200px;
    object-fit: contain;
}

.brand h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.brand .digital {
    color: var(--secondary-color);
    font-weight: 300;
}

/* Chat Box */
.chat-box {
    background-color: white;
    border-radius: 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    height: 60vh;
    overflow-y: auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

#chat-messages {
    flex: 1;
    overflow-y: auto;
}

/* Message Styling */
.message {
    margin-bottom: 1rem;
    max-width: 80%;
    word-wrap: break-word;
}

.user-message {
    margin-left: auto;
    background-color: #182345;
    color: #F8FAFF;
    border-radius: 18px 18px 4px 18px;
    padding: 12px 16px;
}

.assistant-message {
    margin-right: auto;
    background-color: #DEEAFB;
    color: #182345;
    border-radius: 18px 18px 18px 4px;
    padding: 12px 16px;
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    background-color: #f1f0f0;
    border-radius: 18px;
    padding: 12px 16px;
    width: fit-content;
}

.typing-dot {
    height: 8px;
    width: 8px;
    margin: 0 3px;
    background-color: var(--text-secondary);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 1.2s infinite;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.7; }
    50% { transform: scale(1.2); opacity: 1; }
    100% { transform: scale(1); opacity: 0.7; }
}

/* Chat Input */
.chat-input {
    background-color: white;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

#user-input {
    border-radius: 24px 0 0 24px;
    padding: 12px 20px;
    font-size: 1rem;
    border: 1px solid var(--border-color);
}

.chat-input .btn {
    border-radius: 0 24px 24px 0;
    background-color: #182345;
    padding: 12px 20px;
    border: none;
}

.chat-input .btn:hover {
    background-color: #0f1928;
}

/* Chat Footer */
.chat-footer {
    background-color: white;
    padding: 1rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

/* Thanks Page Styles */
.thanks-container {
    padding: 3rem 1rem;
}

.thanks-box {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    padding: 3rem 2rem;
    margin-bottom: 2rem;
}

.thanks-icon {
    font-size: 5rem;
    color: var(--success-color);
    margin-bottom: 1.5rem;
}

.what-next {
    background-color: var(--light-bg);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    text-align: left;
}

.what-next h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.what-next ul li {
    margin-bottom: 0.75rem;
}

.social-links a {
    margin: 0 0.5rem;
    transition: all 0.2s ease;
}

.thanks-footer {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .chat-box {
        height: 50vh;
    }
    
    .message {
        max-width: 90%;
    }
    
    .thanks-box {
        padding: 2rem 1rem;
    }
}