/* 로그인 페이지 스타일 */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    /* padding: 2rem; */
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    color: #333;
    max-width: 400px;
    width: 100%;
    text-align: center;
}

.logo h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo p {
    color: #666;
    margin-bottom: 2rem;
}

.login-section h2 {
    margin-bottom: 1.5rem;
    color: #333;
}

.kakao-btn {
    background: #fee500;
    color: #3c1e1e;
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: bold;
    width: 100%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.kakao-btn:hover {
    background: #fdd835;
    transform: translateY(-2px);
}

.kakao-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

/* 회원가입 팝업 */
.signup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.signup-popup {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    max-width: 400px;
    width: 90%;
    text-align: center;
    color: #333;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.signup-popup h3 {
    margin-bottom: 1rem;
    color: #333;
}

.signup-popup p {
    margin-bottom: 1.5rem;
    color: #666;
}

.signup-form input {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.signup-form input:focus {
    border-color: #667eea;
}

.signup-buttons {
    display: flex;
    gap: 1rem;
}

.signup-buttons button {
    flex: 1;
    padding: 0.8rem;
    border-radius: 8px;
    font-weight: bold;
}

.signup-buttons button:first-child {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.signup-buttons button:last-child {
    background: #f5f5f5;
    color: #666;
}

.signup-buttons button:hover:first-child {
    background: linear-gradient(135deg, #5a67d8, #6b46c1);
}

.signup-buttons button:hover:last-child {
    background: #e0e0e0;
}

/* 반응형 */
@media (max-width: 768px) {
    .login-card {
        padding: 2rem;
        margin: 1rem;
    }
    
    .logo h1 {
        font-size: 2rem;
    }
    
    .signup-popup {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .signup-buttons {
        flex-direction: column;
    }
}