* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #6b6bae 0%, #192955 100%);
    color: white;
    padding: 20px;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.title {
    display: flex;
    justify-content: center;
    align-items: center;
}

.title img {
    height: 45px;
}

h1 {
    text-align: center;
    margin-bottom: 10px;
}

p {
    text-align: center;
    margin-bottom: 30px;
    opacity: 0.9;
}

.upload-area {
    border: 3px dashed #667eea;
    border-radius: 15px;
    background: #2a2a3a;
    text-align: center;
    padding: 50px;
    cursor: pointer;
    transition: all 0.4s ease;
    margin-bottom: 20px;
}

.upload-area:hover {
    background: #333344;
    border-color: #764ba2;
}
.upload-area img {
    max-width: 100%;
    height: 90px;
}

.upload-text {
    font-size: 18px;
    margin-bottom: 10px;
}

.upload-advice {
    font-size: 13px;
    opacity: 0.6;
}

.selected-files {
    background: #1e2a1e;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.files-list {
    margin-top: 10px;
    max-height: 120px;
    overflow-y: auto;
}

.file-item {
    background: #2a3a2a;
    padding: 8px 12px;
    border-radius: 8px;
    margin-bottom: 5px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.file-item button {
    background: #c62828;
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    cursor: pointer;
}

.upload-choice {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.option-card {
    flex: 1;
    background: #2a2a3a;
    padding: 20px;
    border-radius: 10px;
    min-width: 250px;
}

.option-choice img {
    max-width: 100%;
    height: 30px;
}

.option-card h3 {
    margin-bottom: 15px;
}

.option-input {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    border-radius: 8px;
    border: none;
    background: #1e1e2a;
    color: white;
}

.btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: transform 0.3s;
}

.btn:hover:not(:disabled) {
    transform: translateY(-2px);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.loader {
    display: none;
    text-align: center;
    margin: 20px 0;
}

.loader::before {
    content: "";
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.results {
    display: none;
    margin-top: 30px;
    background: #2a2a3a;
    padding: 20px;
    border-radius: 15px;
}

.stats {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.stat-card {
    flex: 1;
    background: #1e1e2a;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.stat-value {
    font-size: 32px;
    font-weight: bold;
    color: #667eea;
}

.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #3a3a4a;
}

th {
    background: #1e1e2a;
}

.download-btn {
    background: #4caf50;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    margin-top: 20px;
    cursor: pointer;
}

@media (max-width: 768px) {
    .upload-choice {
        flex-direction: column;
    }
    .stats {
        flex-direction: column;
    }
}