:root {
    --chat-primary: #3b82f6;
    --chat-bg: #ffffff;
    --chat-text: #1e293b;
    --chat-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.samuray-chat-widget {
    position: fixed;
    bottom: 30px;
    right: 100px; /* Ao lado do WhatsApp */
    z-index: 9999;
    font-family: 'Inter', sans-serif;
}

.chat-bubble {
    width: 60px;
    height: 60px;
    background: var(--chat-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: var(--chat-shadow);
    transition: transform 0.3s ease;
}

.chat-bubble:hover {
    transform: scale(1.1);
}

.chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background: var(--chat-bg);
    border-radius: 20px;
    box-shadow: var(--chat-shadow);
    display: none;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.chat-window.active {
    display: flex;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.chat-header {
    background: var(--chat-primary);
    color: white;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-header h4 { margin: 0; font-size: 1rem; }
.chat-header p { margin: 0; font-size: 0.75rem; opacity: 0.8; }

.chat-messages {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: #f8fafc;
}

.message {
    max-width: 80%;
    padding: 0.8rem 1rem;
    border-radius: 15px;
    font-size: 0.9rem;
    line-height: 1.4;
}

.message.bot {
    background: white;
    color: var(--chat-text);
    align-self: flex-start;
    border-bottom-left-radius: 2px;
    border: 1px solid #e2e8f0;
}

.message.user {
    background: var(--chat-primary);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 2px;
}

.chat-input {
    padding: 1rem;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 10px;
}

.chat-input input {
    flex: 1;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 0.6rem 1rem;
    outline: none;
}

.chat-input button {
    background: var(--chat-primary);
    color: white;
    border: none;
    border-radius: 10px;
    padding: 0.6rem 1rem;
    cursor: pointer;
}

.chat-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.chat-option {
    background: #eff6ff;
    color: var(--chat-primary);
    border: 1px solid #bfdbfe;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.message.bot.typing i {
    font-size: 1.2rem;
    display: flex;
    animation: blink 1s infinite;
}

@keyframes blink {
    0% { opacity: .2; }
    20% { opacity: 1; }
    100% { opacity: .2; }
}

.chat-input button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}