/* Main page styling */
.stApp {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

/* Main content styling */
.main {
    padding: 2.5rem;
}

/* Header styling */
.stTitle {
    color: #e2e8f0;
    font-weight: 600;
    text-align: center;
    margin-bottom: 2rem;
}

/* Button styling */
.stButton button {
    width: 100%;
    border-radius: 8px;
    height: 3rem;
    background-color: #a794e3;
    color: #1a1a2e;
    border: none;
    transition: all 0.3s ease;
    font-weight: 600;
}

.stButton button:hover {
    background-color: #9380d0;
    transform: translateY(-2px);
}

/* File uploader styling */
.stUploadButton {
    background-color: #242b42;
    padding: 1.5rem;
    border-radius: 8px;
    border: 2px dashed #a794e3;
}

/* Upload button specific styling */
[data-testid="stFileUploader"] {
    background-color: #242b42;
    padding: 1rem;
    border-radius: 8px;
}

[data-testid="stFileUploader"] > section {
    background-color: #1f2937;
    border: 2px dashed #a794e3;
    padding: 1rem;
    border-radius: 8px;
    color: #e2e8f0;
}

/* Download button specific styling */
.stDownloadButton button {
    background-color: #94c3e3;
}

.stDownloadButton button:hover {
    background-color: #80b0d0;
}

/* Alert and notice boxes */
.stAlert {
    padding: 1.5rem;
    border-radius: 8px;
    background-color: #242b42;
    border-left: 4px solid #a794e3;
    color: #e2e8f0;
}

/* Privacy notice styling */
div[data-testid="stMarkdownContainer"] > div {
    background-color: #242b42 !important;
    padding: 1.2rem;
    border-radius: 8px;
    border: 1px solid #394056;
    margin-bottom: 2rem;
    color: #e2e8f0;
}

/* Metrics styling */
.stMetric {
    background-color: #242b42;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    color: #e2e8f0;
}

.stMetric label {
    color: #e2e8f0;
}

.stMetric [data-testid="stMetricValue"] {
    color: #a794e3;
}

/* DataFrame styling */
.stDataFrame {
    background-color: #242b42;
    padding: 1rem;
    border-radius: 8px;
}

[data-testid="stDataFrameResizable"] {
    background-color: #1f2937;
    color: #e2e8f0;
}

/* Custom positive/negative sentiment colors */
.positive-sentiment {
    background-color: #2a3b2a !important;
    color: #94e3a7 !important;
}

.negative-sentiment {
    background-color: #3b2a2a !important;
    color: #e39494 !important;
}

/* Instructions box styling */
div[data-testid="stMarkdownContainer"] ol {
    background-color: #242b42;
    padding: 1.5rem 1.5rem 1.5rem 3rem;
    border-radius: 8px;
    margin-top: 2rem;
}

div[data-testid="stMarkdownContainer"] li {
    color: #e2e8f0;
    margin: 0.8rem 0;
}

/* Browse files button styling */
button[data-testid="baseButton-secondary"] {
    background-color: #a794e3 !important;
    color: #1a1a2e !important;
    border: none !important;
    font-weight: 600;
}

button[data-testid="baseButton-secondary"]:hover {
    background-color: #9380d0 !important;
}

/* Text color overrides */
p, h1, h2, h3, h4, h5, h6 {
    color: #e2e8f0 !important;
}

/* File uploader text */
[data-testid="stFileUploader"] p {
    color: #e2e8f0 !important;
}

/* Add some glow effects to interactive elements */
.stButton button, 
.stDownloadButton button,
button[data-testid="baseButton-secondary"] {
    box-shadow: 0 0 15px rgba(167, 148, 227, 0.2);
}

.stButton button:hover, 
.stDownloadButton button:hover,
button[data-testid="baseButton-secondary"]:hover {
    box-shadow: 0 0 20px rgba(167, 148, 227, 0.3);
}