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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-box {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px;
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo-section {
    text-align: center;
    margin-bottom: 40px;
}

.logo-section h1 {
    font-size: 32px;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 8px;
}

.subtitle {
    font-size: 16px;
    color: #6b7280;
    margin-bottom: 4px;
}

.version {
    font-size: 14px;
    color: #9ca3af;
    font-weight: 500;
}

.login-form {
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-options {
    display: flex;
    justify-content: space-between;
    margin-bottom: 24px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #6b7280;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-right: 6px;
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.btn-login {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-login:active {
    transform: translateY(0);
}

.error-message {
    margin-top: 16px;
    padding: 12px;
    background: #fee2e2;
    border: 1px solid #fecaca;
    border-radius: 8px;
    color: #dc2626;
    font-size: 14px;
    text-align: center;
}

.login-info {
    padding: 20px;
    background: #f9fafb;
    border-radius: 8px;
    font-size: 13px;
    color: #6b7280;
}

.login-info p {
    margin-bottom: 4px;
}

.login-info code {
    padding: 2px 6px;
    background: #e5e7eb;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    color: #374151;
}

/* 비밀번호 표시/숨김 스타일 */
.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-wrapper input {
    padding-right: 45px;
}

.toggle-password {
    position: absolute;
    right: 8px;
    width: auto;
    padding: 8px;
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.toggle-password:hover {
    background: rgba(102, 126, 234, 0.1);
    border-radius: 4px;
    transform: none;
    box-shadow: none;
}

.eye-icon {
    width: 20px;
    height: 20px;
    color: #64748b;
}

.toggle-password:hover .eye-icon {
    color: #667eea;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .login-box {
        padding: 30px 24px;
    }
    
    .logo-section h1 {
        font-size: 28px;
    }
    
    .form-options {
        flex-direction: column;
        gap: 8px;
    }
}