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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --success-color: #16a34a;
    --danger-color: #dc2626;
    --warning-color: #ea580c;
    --light-bg: #f8fafc;
    --border-color: #e2e8f0;
    --text-color: #1e293b;
    --text-light: #64748b;
}

/*body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-color);
    min-height: 100vh;
    padding: 20px;
}*/

.container-wrap {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.container-wrap header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 40px 20px;
    text-align: center;
}

.container-wrap header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.container-wrap header p {
    font-size: 1.1rem;
    opacity: 0.9;
    color: #ffffff;
}

.content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    padding: 40px;
    align-items: start;
}

@media (max-width: 1024px) {
    .content {
        grid-template-columns: 1fr;
    }
}

.form-section {
    background: var(--light-bg);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.form-fields {
    border-top: 2px solid var(--border-color);
    padding-top: 20px;
    margin-top: 20px;
}

.qr-form button {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 20px;
}

.qr-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.qr-form button:active {
    transform: translateY(0);
}

.result-section {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border-left: 4px solid var(--danger-color);
}

.qr-result {
    text-align: center;
    background: var(--light-bg);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.qr-result h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.qr-display {
    margin-bottom: 25px;
    padding: 20px;
    background: white;
    border-radius: 8px;
    display: inline-block;
    border: 2px dashed var(--border-color);
}

.qr-display img {
    max-width: 100%;
    height: auto;
    display: block;
}

.qr-data {
    margin: 20px 0;
    text-align: left;
    background: white;
    padding: 15px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.qr-data p {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.qr-data code {
    display: block;
    background: #f1f5f9;
    padding: 10px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    word-break: break-all;
    color: var(--text-light);
    max-height: 100px;
    overflow-y: auto;
}

.button-group {
    display: flex;
    gap: 10px;
    flex-direction: column;
    margin-top: 20px;
}

@media (max-width: 600px) {
    .button-group {
        flex-direction: column;
    }
}

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-download,
.btn-download-direct {
    background: linear-gradient(135deg, var(--success-color) 0%, #15803d 100%);
    color: white;
}

.btn-download:hover,
.btn-download-direct:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(22, 163, 74, 0.3);
}

.btn-download:active,
.btn-download-direct:active {
    transform: translateY(0);
}

footer {
    background: var(--light-bg);
    border-top: 1px solid var(--border-color);
    padding: 20px;
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.qr-result {
    animation: slideIn 0.3s ease;
}

.alert {
    animation: slideIn 0.3s ease;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}