* {
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    margin: 0;
    min-height: 100vh;
    background: linear-gradient(135deg, #338cb2, #3b7d93, #7eadc2);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: white;
}

/* Title */
.title {
    margin-top: 80px;
    font-size: 60px;
    font-weight: bold;
}

/* Main box */
.main-box {
    margin-top: 50px;
    width: 95%;
    max-width: 1000px;
    background: rgba(0, 0, 0, 0.6);
    padding: 40px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Upload area */
.upload-box {
    width: 100%;
    padding: 40px;
    border: 2px dashed #4fc3f7;
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    margin-bottom: 25px;
    font-size: 25px;
    color: #b3e5fc;
}

.upload-box:hover {
    background: rgba(12, 121, 171, 0.1);
}

/* Button */
button {
    width: 100%;
    padding: 15px;
    font-size: 30px;
    background: #4fc3f7;
    color: black;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    margin-bottom: 25px;
}

button:hover {
    background: #29b6f6;
}

/* Progress bar */
.progress-container {
    width: 100%;
    height: 12px;
    background: #263238;
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 25px;
}

#progress-bar {
    height: 100%;
    width: 0%;
    background: #4caf50;
    transition: width 0.4s ease;
}

/* Result */
#result {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
}

.hidden {
    display: none;
}

#riskLevel {
    margin: 0 0 10px 0;
}

.footer {
    margin-top: auto;
    padding: 20px;
    font-size: 25px;
    color: #b3e5fc;
}