* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f5f5;
    color: #333333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    background-color: #ffffff;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 500px;
    padding: 40px 30px;
    text-align: center;
    min-height: 700px;
}

.logo {
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.custom-logo {
    width: 230px;
    height: auto;
    margin-bottom: 15px;
    border-radius: 8px;
    object-fit: contain;
}

.logo h1 {
    color: #fe6e36;
    font-size: 40px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-top: 5px;
}

.description {
    color: #666666;
    line-height: 1.6;
    margin-bottom: 30px;
    font-size: 16px;
}

.upload-area {
    border: 2px dashed #dddddd;
    border-radius: 12px;
    padding: 40px;
    margin-bottom: 30px;
    transition: all 0.3s ease;
    cursor: pointer;
    background-color: #fafafa;
}

.upload-area:hover {
    border-color: #ff7700;
    background-color: rgba(255, 119, 0, 0.05);
}

.upload-area.dragover {
    border-color: #ff7700;
    background-color: rgba(255, 119, 0, 0.1);
}

.upload-icon {
    font-size: 48px;
    color: #ff7700;
    margin-bottom: 15px;
}

.upload-text {
    color: #888888;
    margin-bottom: 15px;
}

.upload-text h3 {
    color: #333333;
    margin-bottom: 8px;
}

.browse-btn {
    display: inline-block;
    background-color: #ff7700;
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background-color 0.3s;
}

.browse-btn:hover {
    background-color: #ff5500;
}

.file-input {
    display: none;
}

.selected-file {
    margin-top: 20px;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 8px;
    display: none;
    border: 1px solid #eeeeee;
}

.file-name {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.file-name span {
    display: flex;
    align-items: center;
    gap: 10px;
}

.remove-btn {
    color: #ff7700;
    cursor: pointer;
    font-weight: 600;
}

.progress-bar {
    height: 6px;
    background-color: #eeeeee;
    border-radius: 3px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background-color: #ff7700;
    width: 0%;
    transition: width 0.3s ease;
}

.scan-btn {
    background-color: #ff7700;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    width: 100%;
    margin-top: 15px;
}

.scan-btn:hover {
    background-color: #ff5500;
}

.scan-btn:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

.result-area {
    margin-top: 30px;
    padding: 30px;
    background-color: #f9f9f9;
    border-radius: 12px;
    display: none;
    border: 1px solid #eeeeee;
}

.result-title {
    font-size: 20px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.safe .result-icon {
    color: #4cd964;
}

.danger .result-icon {
    color: #ff3b30;
}

.result-details {
    text-align: left;
    background-color: #ffffff;
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
    border: 1px solid #eeeeee;
}

.result-details p {
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
}

.result-details .safe {
    color: #4cd964;
}

.result-details .danger {
    color: #ff3b30;
}

.new-scan {
    margin-top: 20px;
    color: #ff7700;
    cursor: pointer;
    font-weight: 600;
    display: inline-block;
}

.loading {
    display: none;
    margin: 20px 0;
}

.spinner {
    width: 40px;
    height: 40px;
    margin: 0 auto;
    border: 4px solid rgba(255, 119, 0, 0.3);
    border-radius: 50%;
    border-top: 4px solid #ff7700;
    animation: spin 1s linear infinite;
}

.detail-item {
    margin-bottom: 10px;
    padding: 8px;
    background-color: #f8f9fa;
    border-radius: 6px;
    border-left: 4px solid #ff7700;
}

.detail-item.clickable {
    cursor: pointer;
    transition: background-color 0.2s;
}

.detail-item.clickable:hover {
    background-color: #e9ecef;
}

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