:root {
    --primary-color: #28a745;
    --secondary-color: #198754;
    --background-color: #f9f9f9;
    --text-color: #333;
    --light-text: #777;
    --border-color: #ddd;
    --popup-success: #28a745;
    --popup-info: #3498db;
    --popup-neutral: #95a5a6;
}

/* Only these specific changes made: */
.navbar-brand {
    font-weight: 500;
    color: #000 !important; /* Changed to black */
    margin-right: 1.5rem;
}

.navbar-brand:hover {
    color: var(--secondary-color) !important; /* Keeps green hover */
}

h1 {
    color: #000 !important; /* Changed to black */
    text-align: center;
    margin-bottom: 10px;
}

/* Everything below remains exactly the same as before */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 1rem;
}

.container {
    max-width: 600px;
    margin: 30px auto;
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

p {
    text-align: center;
    color: var(--light-text);
    margin-bottom: 30px;
}

.control-panel {
    margin-bottom: 30px;
}

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

label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

.button-group {
    display: flex;
    gap: 10px;
    justify-content: center;
}

button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    background-color: var(--primary-color);
    color: white;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    gap: 8px;
}

button:hover {
    background-color: var(--secondary-color);
}

#download-btn {
    background-color: #3498db;
}

#download-btn:hover {
    background-color: #2980b9;
}

#clear-btn {
    background-color: #95a5a6;
}

#clear-btn:hover {
    background-color: #7f8c8d;
}

.qr-container {
    display: flex;
    justify-content: center;
    margin: 30px 0;
    min-height: 256px;
}

#qr-code {
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background-color: white;
}

.shortcuts {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.shortcuts h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.shortcuts p {
    text-align: left;
    margin: 5px 0;
}

.qr-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 256px;
    height: 256px;
    color: var(--light-text);
    border: 2px dashed var(--border-color);
    border-radius: 5px;
    padding: 20px;
    text-align: center;
}

.qr-placeholder i {
    font-size: 48px;
    margin-bottom: 15px;
    color: var(--border-color);
}

.qr-placeholder p {
    margin: 0;
    font-size: 16px;
    color: var(--light-text);
}

#qr-code.has-code .qr-placeholder {
    display: none;
}

#qr-code canvas {
    display: none;
}

#qr-code.has-code canvas {
    display: block;
}

.popup-notification {
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    padding: 12px 24px;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1000;
    max-width: 80%;
    text-align: center;
    font-weight: 500;
}

.popup-notification.show {
    opacity: 1;
}

.popup-notification.success {
    background-color: var(--popup-success);
}

.popup-notification.info {
    background-color: var(--popup-info);
}

.popup-notification.neutral {
    background-color: var(--popup-neutral);
}

.popup-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.popup-content i {
    margin-right: 8px;
}