* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: rgba(37, 103, 166, 0.3);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Página Principal */
.main-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    text-align: center;
    max-width: 500px;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2567a6 0%, #2567a6 100%);
}

.card h1 {
    color: #2567a6;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card p {
    color: #666;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 30px;
}

.btn-primary {
    background: linear-gradient(135deg, #2567a6 0%, #2567a6 100%);
    color: white;
    border: none;
    padding: 18px 40px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 8px 25px rgba(37, 103, 166, 0.3);
    margin-bottom: 30px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(37, 103, 166, 0.4);
}

.btn-primary i {
    margin-right: 10px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.link {
    color: #2567a6;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.link:hover {
    color: #2567a6;
}

.link i {
    margin-right: 5px;
}

.copyright {
    color: #999;
    font-size: 0.8rem;
    line-height: 1.4;
}

.contact-link {
    color: #2567a6;
    text-decoration: none;
}

.contact-link:hover {
    text-decoration: underline;
}

/* Chatbot */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    backdrop-filter: blur(5px);
}

.chatbot-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 450px;
    height: 600px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chatbot-header {
    background: linear-gradient(135deg, #2567a6 0%, #2567a6 100%);
    color: white;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.header-content i {
    font-size: 1.5rem;
}

.header-content span {
    font-size: 1.2rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 0.95rem;
    line-height: 1.4;
    animation: fadeInUp 0.3s ease;
}

.bot-message {
    background: #f0f2f5;
    color: #333;
    align-self: flex-start;
    border-bottom-left-radius: 6px;
}

.user-message {
    background: linear-gradient(135deg, #2567a6 0%, #2567a6 100%);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 6px;
}

.message.typing {
    display: flex;
    align-items: center;
    gap: 5px;
}

.typing-indicator {
    display: flex;
    gap: 3px;
}

.typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #999;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) {
    animation-delay: -0.32s;
}

.typing-dot:nth-child(2) {
    animation-delay: -0.16s;
}

.action-button {
    background: linear-gradient(135deg, #2567a6 0%, #2567a6 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(37, 103, 166, 0.3);
}

.action-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37, 103, 166, 0.4);
}

.chat-input-container {
    padding: 20px;
    border-top: 1px solid #e0e0e0;
    background: #f9f9f9;
}

.input-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

#user-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 25px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s ease;
}

#user-input:focus {
    border-color: #2567a6;
}

.send-btn {
    background: linear-gradient(135deg, #2567a6 0%, #2567a6 100%);
    color: white;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.send-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(37, 103, 166, 0.3);
}

.send-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.hidden {
    display: none;
}

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-10px);
    }
}

/* Responsividade */
@media (max-width: 768px) {
    .card {
        padding: 30px 20px;
        margin: 10px;
    }
    
    .card h1 {
        font-size: 2rem;
    }
    
    .footer-links {
        gap: 15px;
    }
    
    .chatbot-container {
        width: 95%;
        height: 90vh;
        max-height: 600px;
    }
    
    .message {
        max-width: 90%;
    }
}

@media (max-width: 480px) {
    .card h1 {
        font-size: 1.8rem;
    }
    
    .btn-primary {
        padding: 15px 30px;
        font-size: 1.1rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 10px;
    }
}