:root {
    --primary-color: #007BFF;
    --primary-dark: #0E2943;
    --accent-color: #1DE9B6;
    --text-light: #F8F9FA;
    --text-dark: #343A40;
    --bg-light: #FFFFFF;
    --bg-gray: #F8F9FA;
    --border-color: #DEE2E6;
    --success-color: #28a745;
    --error-color: #dc3545;
}

body {
    background-color: var(--bg-gray);
    font-family: 'Pretendard', sans-serif;
    color: var(--text-dark);
    margin: 0;
    font-size: 16px;
}

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    cursor: pointer;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--bg-light);
}

.btn-primary:hover {
    background-color: #0056b3;
}

.btn-full {
    width: 100%;
}