/* Custom styling for Homeopathic Analyzer */
.stApp {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.css-1d391kg {
    padding-top: 2rem;
}

/* Header styling */
h1, h2, h3 {
    color: #2c3e50;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Card-like containers */
.stExpander {
    background-color: white;
    border-radius: 10px;
    border: 1px solid #e1e8ed;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Button styling */
.stButton > button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.stButton > button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* Metric cards */
.css-1xarl3l {
    background: white;
    border-radius: 10px;
    padding: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Sidebar */
.css-1d391kg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Chat messages */
.stChatMessage {
    background: linear-gradient(135deg, #fdfcfb 0%, #e2d1c3 100%);
    border-radius: 15px;
    padding: 1.5rem;
    margin: 1rem 0;
}

/* Tabs */
.stTabs [data-baseweb="tab-list"] {
    gap: 2px;
}

.stTabs [data-baseweb="tab"] {
    background-color: #f8f9fa;
    border-radius: 5px 5px 0 0;
}

.stTabs [aria-selected="true"] {
    background-color: white;
    border-bottom: 3px solid #667eea;
}