.solar-assistant {
    max-width: 500px;
    margin: 0 auto;
    border: 1px solid #374151;
    border-radius: 20px;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    background: #1f2937;
}

.solar-assistant-header {
    background: linear-gradient(135deg, #111827 0%, #374151 100%);
    color: white;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.assistant-avatar {
    font-size: 24px;
    background: rgba(255,255,255,0.1);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.assistant-info h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.status {
    font-size: 14px;
    opacity: 0.9;
}

.status.online::before {
    content: "●";
    color: #4ade80;
    margin-right: 5px;
}

.solar-assistant-messages {
    height: 350px;
    overflow-y: auto;
    padding: 20px;
    background: #111827;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(75, 85, 99, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(107, 114, 128, 0.1) 0%, transparent 50%);
}

.assistant-message, .user-message {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    animation: slideIn 0.3s ease-out;
}

.user-message {
    flex-direction: row-reverse;
}

.message-avatar {
    font-size: 16px;
    background: linear-gradient(135deg, #374151 0%, #6b7280 100%);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.user-message .message-avatar {
    background: linear-gradient(135deg, #9ca3af 0%, #d1d5db 100%);
    content: "👤";
}

.message-content {
    max-width: 70%;
}

.message-text {
    background: #374151;
    color: #f9fafb;
    padding: 12px 16px;
    border-radius: 18px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.3);
    font-size: 14px;
    line-height: 1.4;
}

.user-message .message-text {
    background: linear-gradient(135deg, #9ca3af 0%, #d1d5db 100%);
    color: #1f2937;
}

.message-time {
    font-size: 11px;
    color: #9ca3af;
    margin-top: 4px;
    padding: 0 4px;
}

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

/* Chat Input Area */
.chat-input-area {
    padding: 20px;
    background: #1f2937;
    border-top: 1px solid #374151;
}

.quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.quick-reply {
    background: #374151;
    color: #f9fafb;
    border: 1px solid #6b7280;
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.quick-reply:hover {
    background: linear-gradient(135deg, #111827 0%, #374151 100%);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

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

.chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid #6b7280;
    border-radius: 25px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s ease;
    background: #374151;
    color: #f9fafb;
}

.chat-input:focus {
    border-color: #9ca3af;
    box-shadow: 0 0 0 3px rgba(156, 163, 175, 0.1);
}

.send-button {
    background: linear-gradient(135deg, #111827 0%, #374151 100%);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.2s ease;
}

.send-button:hover {
    transform: scale(1.05);
}

.solar-assistant-form {
    padding: 15px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.solar-input {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.solar-button {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    display: inline-block;
    text-decoration: none;
    text-align: center;
}

.solar-button:hover {
    background-color: #45a049;
}

.solar-button.secondary {
    background-color: #f1f1f1;
    color: #333;
    margin-top: 10px;
}

.solar-button.secondary:hover {
    background-color: #e1e1e1;
}

.solar-assistant-loading {
    padding: 20px;
    background: #111827;
}

.typing-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.typing-dots {
    background: #374151;
    padding: 16px 20px;
    border-radius: 18px;
    display: flex;
    gap: 4px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.typing-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #9ca3af;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) { animation-delay: -0.32s; }
.typing-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

.solar-assistant-result {
    padding: 20px;
    background: #111827;
}

.result-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    justify-content: center;
}

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