:root {
    --primary-color: #4285f4;
    --text-color: #333;
    --border-color: #ddd;
    --bg-color: #f9f9f9;
}
body {
    font-family: 'Arial', sans-serif;
    background-color: #f5f5f5;
    margin: 0;

    color: #333;
}
h1, h2, h3 {
    color: var(--text-color);
}
h1 {
    font-size: 28px;
    margin-bottom: 10px;
    text-align: center;
}
h2 {
    font-size: 22px;
    margin: 25px 0 15px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}
h3 {
    font-size: 18px;
    margin: 20px 0 10px;
}
.section {
    background: var(--bg-color);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}
.option-group {
    margin-bottom: 15px;
}
label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}
input, textarea, select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 16px;
    margin-bottom: 10px;
    box-sizing: border-box;
}
input[type="color"] {
    height: 40px;
    padding: 2px;
    width: 60px;
    display: inline-block;
    vertical-align: middle;
}
.radio-group {
    margin: 10px 0;
}
.radio-option {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
}
.radio-option input {
    margin-right: 10px;
    width: inherit;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    margin-right: 10px;
    margin-bottom: 10px;
    transition: background-color 0.3s;
}
button:hover {
    background-color: #3367d6;
}
button.secondary {
    background-color: #6c757d;
}
button.secondary:hover {
    background-color: #5a6268;
}
#qrcode {
    margin: 25px auto;
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
#qrcode img {
    max-width: 100%;
    height: auto;
    border: 1px solid var(--border-color);
}
.logo-preview {
    max-width: 100px;
    max-height: 100px;
    margin-top: 10px;
    display: none;
}
.quality-options {
    display: flex;
    gap: 15px;
    margin: 15px 0;
}
.quality-option {
    flex: 1;
    text-align: center;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
}
.quality-option.selected {
    border-color: var(--primary-color);
    background-color: rgba(66, 133, 244, 0.1);
}
.download-options {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}
.download-options button {
    flex: 1;
}
.hidden {
    display: none;
}
.color-pickers {
    display: flex;
    gap: 10px;
    margin: 10px 0;
}
.color-picker {
    display: flex;
    align-items: center;
}
.tab-content {
    display: none;
}
.tab-content.active {
    display: block;
}
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 15px;
}
.tab {
    padding: 10px 20px;
    cursor: pointer;
    border-bottom: 3px solid transparent;
}
.tab.active {
    border-bottom: 3px solid var(--primary-color);
    font-weight: bold;
}
.logo-options {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
    margin-top: 15px;
}
.logo-option {
    text-align: center;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}
.logo-option:hover {
    border-color: var(--primary-color);
}
.logo-option i {
    font-size: 24px;
    margin-bottom: 5px;
}
.eye-color-controls {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}
.eye-color-control {
    flex: 1;
}


header {
    background-color: #2c3e50;
    color: #fff;
    padding: 20px;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
}

header h1 {
    color: white;
    font-size: 32px;

}

header p {
    color: white;
    margin: 10px 0 0;
    line-height: 24px;
}

footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background-color: #2c3e50;
    color: #fff;
    width: 100%;
    box-sizing: border-box;
}

footer a {
    color: #1489f7;
    text-decoration: none;
}

footer p {
    color: #fff;
    margin: 0;
}

footer a:hover {
    text-decoration: underline;
}

.container {
    max-width: 800px;
    width: 90%;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

.toolWrapper {
    border: 1px solid #8b8b8b;
    padding: 15px;
    border-radius: 15px;
    margin: 0 0 60px 0;
    background: #f7f7f7;
}

.benefits {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 12px;
    margin: 3rem 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.benefits h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 3rem;
    color: #2c3e50;
    position: relative;
}