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

body {
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    color: #333;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background-image: url('/images/ReadyPlzBackGroundGraphic.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(91, 61, 119, 0.7);
    z-index: -1;
}

/* 헤더 스타일 */
header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 2rem;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #4a90e2;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
}

.nav-links a:hover {
    color: #4a90e2;
}

/* 메인 컨텐츠 스타일 */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.hero {
    text-align: center;
    padding: 4rem 0;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.hero p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn.primary {
    background-color: #4a90e2;
    color: white;
}

.btn.primary:hover {
    background-color: #357abd;
}

/* 기능 섹션 스타일 */
.features {
    padding: 4rem 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    text-align: center;
}

.feature-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.feature-card p {
    color: #666;
}

/* 푸터 스타일 */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}

/* 로그인 폼 스타일 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.login-form {
    width: 100%;
}

.login-form h2 {
    color: #07f7af;
    text-align: center;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #07f7af;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
    background-color: white;
}

.btn.primary {
    width: 100%;
    padding: 0.75rem;
    background-color: #07f7af;
    color: #333;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.btn.primary:hover {
    background-color: #05d89c;
}

.form-footer {
    text-align: center;
    margin-top: 1.5rem;
}

.form-footer a {
    color: #07f7af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.form-footer a:hover {
    color: #05d89c;
    text-decoration: underline;
}

.login-link a {
    color: #07f7af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.login-link a:hover {
    color: #05d894;
    text-decoration: underline;
}

.alert.alert-error {
    background-color: #ff4444;
    color: white;
    padding: 0.75rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    text-align: center;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.game-card {
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s;
    background: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.game-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.game-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.game-card h3 {
    margin: 10px;
    font-size: 1.1em;
    color: #333;
}

.game-card p {
    margin: 10px;
    color: #666;
    font-size: 0.9em;
}

.error {
    color: #dc3545;
    text-align: center;
    padding: 20px;
    font-size: 1.2em;
}