/* Certificate Download Center - Scoped Styles */
.certificate-download-container {
    --primary: #3498db;
    --secondary: #2c3e50;
    --success: #27ae60;
    --danger: #e74c3c;
    --light: #f8f9fa;
    --dark: #343a40;
    --border: #e0e0e0;
    --shadow: 0 4px 12px rgba(0,0,0,0.1);
    --radius: 12px;
    
    max-width: 1000px;
    margin: 20px auto;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.certificate-download-container * {
    box-sizing: border-box;
}

.certificate-download-container header {
    background: linear-gradient(to right, var(--secondary), #4a6491);
    color: white;
    padding: 30px 40px;
    text-align: center;
}

.certificate-download-container .logo {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: #ffd700;
}

.certificate-download-container h1 {
    font-size: 2rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.certificate-download-container .subtitle {
    font-size: 1rem;
    opacity: 0.9;
}

.certificate-download-container .main-content {
    display: flex;
    flex-wrap: wrap;
}

.certificate-download-container .input-section {
    flex: 1;
    min-width: 300px;
    padding: 30px;
    background: var(--light);
}

.certificate-download-container .preview-section {
    flex: 1.5;
    min-width: 300px;
    padding: 30px;
    background: white;
    border-left: 1px solid var(--border);
}

.certificate-download-container .section-title {
    font-size: 1.3rem;
    color: var(--secondary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
}

.certificate-download-container .input-group {
    margin-bottom: 25px;
}

.certificate-download-container label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary);
}

.certificate-download-container .input-container {
    position: relative;
}

.certificate-download-container input {
    width: 100%;
    padding: 12px 15px 12px 45px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s;
}

.certificate-download-container input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.certificate-download-container .input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #7f8c8d;
    font-size: 18px;
}

.certificate-download-container .btn {
    display: block;
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
    margin-bottom: 15px;
    text-decoration: none;
}

.certificate-download-container .btn-primary {
    background: var(--primary);
    color: white;
}

.certificate-download-container .btn-primary:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
}

.certificate-download-container .btn-secondary {
    background: #95a5a6;
    color: white;
}

.certificate-download-container .btn-secondary:hover {
    background: #7f8c8d;
}

.certificate-download-container .btn-download {
    background: var(--success);
    color: white;
    display: none;
}

.certificate-download-container .btn-download:hover {
    background: #219653;
}

.certificate-download-container .message {
    padding: 12px 15px;
    border-radius: 8px;
    margin: 20px 0;
    display: none;
    align-items: center;
}

.certificate-download-container .message i {
    margin-right: 10px;
    font-size: 18px;
}

.certificate-download-container .error-message {
    background: #fdeded;
    border: 1px solid #fadbd8;
    color: var(--danger);
}

.certificate-download-container .success-message {
    background: #edf7ee;
    border: 1px solid #d4edda;
    color: var(--success);
}

.certificate-download-container .preview-container {
    min-height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--light);
    border-radius: 8px;
    border: 2px dashed #ddd;
    margin-bottom: 20px;
    overflow: hidden;
}

.certificate-download-container .preview-content {
    text-align: center;
    padding: 20px;
}

.certificate-download-container .preview-icon {
    font-size: 60px;
    color: var(--primary);
    margin-bottom: 15px;
}

.certificate-download-container .preview-text {
    color: #7f8c8d;
    font-size: 16px;
}

.certificate-download-container .certificate-preview {
    max-width: 100%;
    max-height: 300px;
    display: none;
}

.certificate-download-container .info-box {
    background: #e3f2fd;
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
    font-size: 14px;
}

.certificate-download-container .info-box ul {
    padding-left: 20px;
    margin-top: 10px;
}

.certificate-download-container .info-box li {
    margin-bottom: 5px;
}

.certificate-download-container footer {
    background: var(--secondary);
    color: white;
    text-align: center;
    padding: 15px;
    font-size: 14px;
}

.certificate-download-container .file-info {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #666;
    text-align: center;
}

@media (max-width: 768px) {
    .certificate-download-container .main-content {
        flex-direction: column;
    }
    
    .certificate-download-container .preview-section {
        border-left: none;
        border-top: 1px solid var(--border);
    }
    
    .certificate-download-container header {
        padding: 20px;
    }
    
    .certificate-download-container h1 {
        font-size: 1.6rem;
    }
}