/* QR Code Generator Styles */
.qr-generator-container {
    max-width: 900px;
    margin: 40px auto;
    padding: 40px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    font-family: 'Poppins', 'Segoe UI', sans-serif;
    color: #333;
    position: relative;
    overflow: hidden;
    border: 1px solid #eaeaea;
}

.qr-generator-header {
    text-align: center;
    margin-bottom: 40px;
}

.qr-generator-header h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #1a2a6c;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

.qr-generator-header p {
    font-size: 18px;
    color: #555;
    max-width: 600px;
    margin: 0 auto;
}

.qr-generator-form {
    background: #f8f9fc;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 30px;
    border: 1px solid #eaeaea;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 12px;
    font-weight: 600;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
}

.form-group textarea,
.form-group select {
    width: 100%;
    padding: 18px 20px;
    border: 1px solid #ddd;
    border-radius: 12px;
    font-size: 18px;
    transition: all 0.3s ease;
    background: #fff;
    color: #333;
    font-family: 'Poppins', sans-serif;
}

.form-group textarea::placeholder {
    color: #aaa;
}

.form-group textarea:focus,
.form-group select:focus {
    border-color: #1a2a6c;
    outline: none;
    box-shadow: 0 0 0 3px rgba(26,42,108,0.1);
}

.form-columns {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-columns .form-group {
    flex: 1;
    margin-bottom: 0;
}

.color-picker-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.color-picker-container input[type="color"] {
    width: 60px;
    height: 50px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #ddd;
}

.color-picker-container input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 8px;
    padding: 0;
}

.color-picker-container input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker-container span {
    font-size: 16px;
    font-weight: 500;
    background: #f0f2f5;
    padding: 8px 15px;
    border-radius: 8px;
    color: #333;
}

.logo-option {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.logo-option input[type="checkbox"] {
    width: 20px;
    height: 20px;
}

.logo-option label {
    font-weight: 600;
    margin: 0;
}

.logo-upload {
    display: flex;
    gap: 15px;
    align-items: center;
}

.upload-button {
    background: #1a2a6c;
    color: #fff;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.upload-button:hover {
    background: #2a5298;
}

#qr_logo {
    display: none;
}

#logo_filename {
    font-size: 14px;
    color: #555;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.qr-button {
    background: #1a2a6c;
    color: white;
    border: none;
    padding: 20px 25px;
    font-size: 20px;
    border-radius: 12px;
    cursor: pointer;
    width: 100%;
    font-weight: 700;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
    box-shadow: 0 8px 25px rgba(26,42,108,0.3);
}

.qr-button:hover {
    background: #2a5298;
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(26,42,108,0.4);
}

.qr-button.secondary {
    background: #ffd700;
    color: #1a2a6c;
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.3);
}

.qr-button.secondary:hover {
    background: #ffaa00;
    box-shadow: 0 12px 30px rgba(255, 170, 0, 0.4);
}

.qr-button.small {
    padding: 15px 20px;
    font-size: 16px;
    width: auto;
    border-radius: 10px;
}

.qr-results {
    animation: fadeIn 0.8s ease;
}

@keyframes fadeIn {
    from { 
        opacity: 0; 
        transform: translateY(20px);
    }
    to { 
        opacity: 1; 
        transform: translateY(0);
    }
}

.qr-preview-container {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 30px;
    align-items: center;
}

.qr-preview {
    flex: 1;
    min-width: 300px;
    background: #f8f9fc;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    min-height: 350px;
    border: 1px solid #eaeaea;
}

#qr_canvas {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    background: white;
    padding: 15px;
}

.qr-loader {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: rgba(255,255,255,0.9);
    border-radius: 16px;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(26,42,108,0.1);
    border-radius: 50%;
    border-top: 5px solid #1a2a6c;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

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

.qr-actions {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
    min-width: 250px;
}

.qr-types {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #eaeaea;
}

.qr-types h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #1a2a6c;
    display: flex;
    align-items: center;
    gap: 10px;
}

.qr-type-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.qr-type {
    background: #f0f2f5;
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 15px 20px;
    color: #333;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 180px;
    font-weight: 500;
}

.qr-type:hover {
    background: #e4e7f0;
    transform: translateY(-3px);
    border-color: #1a2a6c;
    color: #1a2a6c;
}

.share-container {
    background: #f8f9fc;
    padding: 25px;
    border-radius: 16px;
    margin-top: 30px;
    border: 1px solid #eaeaea;
}

.share-link-box {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

#shareable_link {
    flex: 1;
    padding: 16px 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
    background: #fff;
    color: #333;
    font-size: 16px;
}

.share-note {
    color: #666;
    font-size: 15px;
    margin: 0;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .qr-generator-container {
        padding: 30px;
    }
    
    .qr-preview-container {
        flex-direction: column;
    }
    
    .form-columns {
        flex-direction: column;
        gap: 15px;
    }
    
    .qr-actions {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .qr-generator-container {
        padding: 20px 15px;
        border-radius: 15px;
    }
    
    .qr-generator-header h1 {
        font-size: 32px;
    }
    
    .qr-button {
        padding: 18px;
        font-size: 18px;
    }
    
    .qr-type {
        min-width: 100%;
    }
}