.eac-container {
    max-width: 600px;
    width: 100%;
    margin: 2rem auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: #333;
    display: block;
    clear: both;
    box-sizing: border-box;
    position: relative;
    z-index: 10;
}

.eac-container * {
    box-sizing: border-box;
}

.eac-dropzone {
    border: 2px dashed #007cba;
    border-radius: 8px;
    padding: 3rem 2rem;
    text-align: center;
    background-color: #f9f9f9;
    transition: all 0.3s ease;
    cursor: pointer;
}

.eac-dropzone.dragover {
    background-color: #e6f7ff;
    border-color: #005a8c;
}

.eac-dropzone-content svg {
    color: #007cba;
    margin-bottom: 1rem;
}

.eac-dropzone-content p {
    margin: 0 0 1rem 0;
    font-size: 1.1rem;
    font-weight: 500;
}

.eac-small-text {
    font-size: 0.9rem !important;
    color: #666;
}

.eac-btn {
    display: inline-block;
    background-color: #007cba;
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.eac-btn:hover {
    background-color: #005a8c;
}

.eac-status-area {
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.eac-warning {
    background-color: #fff3cd;
    color: #856404;
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    border: 1px solid #ffeeba;
    display: none;
}

.eac-progress-container {
    height: 8px;
    background-color: #eee;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.eac-progress-bar {
    height: 100%;
    width: 0%;
    background-color: #007cba;
    transition: width 0.3s ease;
}

#eac-status-text {
    margin: 0 0 1rem 0;
    font-size: 0.95rem;
    font-weight: 500;
}

.eac-file-list {
    max-height: 200px;
    overflow-y: auto;
    border-top: 1px solid #eee;
    padding-top: 1rem;
}

.eac-file-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 0.9rem;
    border-bottom: 1px solid #f5f5f5;
}

.eac-file-item:last-child {
    border-bottom: none;
}

.eac-status-pending { color: #666; }
.eac-status-converting { color: #007cba; font-weight: bold; }
.eac-status-done { color: #28a745; font-weight: bold; }
.eac-status-error { color: #d9534f; font-weight: bold; }

.eac-download-btn {
    display: inline-block;
    margin-top: 15px;
    padding: 10px 20px;
    background-color: #0073aa;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.2s;
}

.eac-download-btn:hover {
    background-color: #005177;
    color: #fff;
    text-decoration: none;
}